1 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5 wdst back after sync_compare_and_swapqhi_internal.
7 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386-modes.def (V1DI): New vector mode.
11 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
12 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
14 (MMXMODE): Add V1DI mode.
15 (mmxvecsize): Change DI mode to V1DI mode.
16 ("mov<mode>): Use MMXMODEI8 mode iterator.
17 ("*mov<mode>_internal_rex64"): Ditto.
18 ("*mov<mode>_internal"): Ditto.
19 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
20 ("mmx_sub<mode>3"): Ditto.
21 ("mmx_adddi3"): Remove insn pattern.
22 ("mmx_subdi3"): Ditto.
23 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25 ("mmx_ashl<mode>3"): Ditto.
26 ("mmx_lshrdi3"): Remove insn pattern.
27 ("mmx_ashldi3"): Ditto.
28 * config/i386/i386.c (classify_argument): Handle V1DImode.
29 (function_arg_advance_32): Ditto.
30 (function_arg_32): Ditto.
31 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
32 mmx_addv1di3 insn pattern.
33 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
34 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
35 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
36 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
37 Remove definitions of built-in functions.
38 (V1DI_type_node): New node.
39 (v1di_ftype_v1di_int): Ditto.
40 (v1di_ftype_v1di_v1di): Ditto.
41 (v2si_ftype_v2si_si): Ditto.
42 (v4hi_ftype_v4hi_di): Remove node.
43 (v2si_ftype_v2si_di): Ditto.
44 (ix86_init_mmx_sse_builtins): Handle V1DImode.
45 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
46 Redefine builtins using def_builtin_const with *_ftype_*_int node.
47 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
48 Add new builtins using def_builtin_const.
49 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
50 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
51 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
52 * config/i386/mmintrin.h (__v1di): New typedef.
53 (_mm_add_si64): Cast arguments to __v1di type.
54 (_mm_sub_si64): Ditto.
55 (_mm_sll_pi16): Cast __count to __v4hi type.
56 (_mm_sll_pi32): Cast __count to __v2si type.
57 (_mm_sll_si64): Cast arguments to __v1di type.
58 (_mm_srl_pi16): Cast __count to __v4hi type.
59 (_mm_srl_pi32): Cast __count to __v2si type.
60 (_mm_srl_si64): Cast arguments to __v1di type.
61 (_mm_sra_pi16): Cast __count to __v4hi type.
62 (_mm_sra_pi32): Cast __count to __v2si type.
63 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
64 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
65 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
66 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
67 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
68 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
69 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
70 (_mm_srai_pi32): Use __builtin_ia32_psradi.
71 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
72 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
73 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
74 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
76 2008-03-07 Joseph Myers <joseph@codesourcery.com>
78 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
80 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
83 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
84 reg+const addressing for Altivec modes. Don't generate reg+reg
85 addressing for TFmode or TDmode quantities.
87 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
89 * c-common.c (vector_types_convertible_p): Call langhook
92 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
95 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
96 integral and scalar float variables which have a
99 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
101 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
102 dwarf_register_span hook when emitting unwind information for
103 register-to-memory saves.
104 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
105 (rs6000_frame_related): Remove call to spe_synthesize_frame.
107 2008-03-06 Jakub Jelinek <jakub@redhat.com>
109 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
110 for the same VAR_DECL.
112 2008-03-06 Tom Tromey <tromey@redhat.com>
115 * doc/standards.texi (Standards): Don't mention treelang.
116 * doc/invoke.texi (Overall Options): Don't mention treelang.
117 * doc/install.texi (Prerequisites): Don't mention bison or
119 (Configuration): Don't mention treelang.
120 (Building): Likewise.
121 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
123 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
125 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
126 word-extractions out of a multi-word object.
128 2008-03-06 Richard Guenther <rguenther@suse.de>
130 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
131 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
132 result type and precision.
133 * expr.c (get_inner_reference): Set unsignedp based on the result
134 type of BIT_FIELD_REF.
135 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
136 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
137 (try_instantiate_multiple_fields): Likewise. Use the correct type
139 (sra_build_assignment): Likewise.
140 (sra_build_elt_assignment): Likewise.
141 (sra_explode_bitfield_assignment): Likewise.
142 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
143 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
144 set BIT_FIELD_REF_UNSIGNED.
145 (vectorizable_load): Likewise.
147 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
149 * cse.c (cse_extended_basic_block): Invalidate artificial defs
152 2008-03-06 Richard Guenther <rguenther@suse.de>
154 * alias.c (struct alias_set_entry): Move has_zero_child field
155 to pack with alias_set.
157 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
159 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
162 2008-03-05 Ian Lance Taylor <iant@google.com>
164 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
166 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
168 * fwprop.c (update_df): Support width and offset parameters of
170 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
171 global_conflicts): Change DF_REF_EXTRACT to either
172 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
173 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
174 * df-scan.c (df_ref_record, df_defs_record,
175 df_ref_create_structure, df_def_record_1, df_uses_record,
176 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
177 df_bb_refs_collect, df_entry_block_defs_collect,
178 df_exit_block_uses_collect): Support new width and offset fields.
179 (ref_extract_pool): New storage pool.
180 (df_free_ref): New function.
181 (df_reg_chain_unlink, df_free_collection_rec,
182 df_sort_and_compress_refs): Call df_free_ref.
183 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
185 (df_ref_create_structure): Allocate df_ref_extract if offset and
186 width fields are used.
187 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
188 (df_uses_record): Get offset and width from ZERO_EXTRACT
190 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
191 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
192 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
193 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
194 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
195 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
196 (df_ref_extract): New structure.
197 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
198 (df_ref_create): Add width and offset parameters.
200 2008-03-05 Richard Guenther <rguenther@suse.de>
202 * tree-ssa-structalias.c (get_constraint_for_component_ref):
203 Use ranges_overlap_p.
204 (offset_overlaps_with_access): Rename
205 to ranges_overlap_p and move ...
206 * tree-flow-inline.h (ranges_overlap_p): ... here.
208 * tree.h (get_inner_reference, handled_component_p): Update
211 * tree.h (record_component_aliases, get_alias_set,
212 alias_sets_conflict_p, alias_sets_must_conflict_p,
213 objects_must_conflict_p): Move declarations ...
214 * alias.h (record_component_aliases, get_alias_set,
215 alias_sets_conflict_p, alias_sets_must_conflict_p,
216 objects_must_conflict_p): ... here.
218 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
220 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
222 * cfg.c: Include tree-flow.h.
223 (remove_edge_raw): Call redirect_edge_var_map_clear.
224 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
225 * tree-flow-inline.h (redirect_edge_var_map_def): New.
226 (redirect_edge_var_map_result): New.
227 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
228 PENDING_STMT use with redirect_edge_var_map_*.
229 * tree-ssa.c (edge_var_maps): New definition.
230 (redirect_edge_var_map_add): New.
231 (redirect_edge_var_map_clear): New.
232 (redirect_edge_var_map_dup): New.
233 (redirect_edge_var_map_vector): New.
234 (redirect_edge_var_map_destroy): New.
235 (ssa_redirect_edge): Replace PENDING_STMT use with
236 redirect_edge_var_map_*.
237 (flush_pending_stmts): Same.
238 (delete_tree_ssa): Destroy edge var map.
239 * tree-flow.h (struct _edge_var_map): New.
240 Define edge_var_map vector type.
241 Declare redirect_edge_var_map_* prototypes.
242 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
243 * tree-cfg.c (reinstall_phi_args): Replace
244 PENDING_STMT use with redirect_edge_var_map_*.
246 2008-03-05 Richard Guenther <rguenther@suse.de>
248 PR tree-optimization/35472
249 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
250 whose single use_stmt has a overlapping set of loaded and
251 stored symbols as that use_stmt might be a noop assignment then.
253 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
255 * gthr-rtems.h: Implement __gthread_mutex_destroy.
257 2008-03-05 Richard Guenther <rguenther@suse.de>
260 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
262 * tree-cfg.c (verify_expr): Verify it.
263 * fold-const.c (fold_truthop): Remove code generating
264 BIT_FIELD_REFs of structure bases.
265 (fold_binary): Likewise.
266 (fold_ternary): Position and size of BIT_FIELD_REFs are
267 always host integers.
268 (make_bit_field_ref): Remove.
269 (optimize_bit_field_compare): Remove.
270 (all_ones_mask_p): Remove.
272 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
275 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
276 (split_block_and_df_analyze): New. Split basic block and rebuild
278 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
280 (split_pattern_seq): Likewise.
281 (erase_matching_seqs): Likewise.
282 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
284 2008-03-04 Geoff Keating <geoffk@apple.com>
286 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
287 declaration and code.
288 (tree_invalid_nonnegative_warnv_p): Likewise.
290 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
292 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
293 examples. Truncate option-names then causing overfull hbox.
295 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
298 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
300 * configure: Rebuilt.
302 2008-03-04 Rafael Espindola <espindola@google.com>
304 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
305 (tree_unary_nonnegative_warnv_p): New.
306 (tree_binary_nonnegative_warnv_p): New.
307 (tree_single_nonnegative_warnv_p): New.
308 (tree_invalid_nonnegative_warnv_p): New.
309 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
311 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
314 * opts.c (handle_option): Postpone 'unknown option' errors only for
317 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
320 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
323 2008-03-04 Rafael Espindola <espindola@google.com>
325 * fold-const.c (tree_unary_nonzero_warnv_p): New.
326 (tree_binary_nonzero_warnv_p): New.
327 (tree_single_nonzero_warnv_p): New.
328 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
330 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
333 * fold-const.c (fold_cond_expr_with_comparison): Prevent
334 transformations for modes that have signed zeros.
335 * ifcvt.c (noce_try_abs): Ditto.
338 2008-03-04 Joseph Myers <joseph@codesourcery.com>
340 * config/i386/i386.c (override_options): Force
341 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
343 2008-03-04 Jan Hubicka <jh@suse.cz>
346 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
349 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
351 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
352 label to probe the stack.
354 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
356 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
357 (__gthr_win32_mutex_destroy): Declare.
358 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
359 __gthr_win32_mutex_destroy.
360 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
362 2008-03-03 Jan Hubicka <jh@suse.cz>
365 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
366 aggressive on inlining cold calls.
368 2008-03-03 Richard Guenther <rguenther@suse.de>
370 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
371 struct copies into the expression table.
372 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
373 (try_to_simplify): Likewise.
374 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
375 integral and pointer arguments which do not change the
376 precision to NOP_EXPRs.
377 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
378 VIEW_CONVERT_EXPR case.
380 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
382 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
383 defined in a loop at depth 0 is invariant.
384 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
385 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
386 be called at loop depth 0.
388 2008-03-02 Jakub Jelinek <jakub@redhat.com>
391 * gcc.c (process_command): Update copyright notice dates.
392 * gcov.c (print_version): Likewise.
393 * gcov-dump.c (print_version): Likewise.
394 * mips-tfile.c (main): Likewise.
395 * mips-tdump.c (main): Likewise.
397 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
400 * c-common.c (flag_permissive): Delete.
401 (constant_expression_warnings): Check flags first.
402 (constant_expression_error): New.
403 * c-common.h (flag_permissive): Delete.
404 (constant_expression_error): Declare.
405 * flags.h (flag_permissive): Declare. Update description.
406 * diagnostic.c (pedwarn): Update.
408 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
409 (permissive_error_kind): New.
410 * toplev.c (flag_permissive): Define. Update description.
411 * toplev.h (permissive_error_kind): Declare.
412 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
413 (pedwarn_c90): Use pedantic_warning_kind.
414 * c-opts.c (c_common_post_options): flag_permissive does not affect
415 flag_pedantic_errors.
417 2008-03-02 Joseph Myers <joseph@codesourcery.com>
419 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
420 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
421 __absvsi2, __absvDI2): Use unsigned arithmetic.
423 2008-03-02 Andi Kleen <ak@suse.de>
424 Richard Guenther <rguenther@suse.de>
426 * struct-equiv.c: Remove file.
427 * cfg_cleanup.c (condjump_equiv_p): Remove.
428 * Makefile.in (OBJS-common): Remove struct-equiv.o.
429 (struct-equiv.o): Remove rule.
430 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
431 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
432 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
434 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
436 * ifcvt.c (noce_process_if_block): Try to handle only the then
437 block if the else block exists but isn't suitable.
439 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
442 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
443 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
444 regression from previous patch.
446 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
449 * gthr.h: Add __gthread_mutex_destroy as a function that must be
451 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
452 * gthr-single.h (__gthread_mutex_destroy): Likewise.
453 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
454 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
455 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
456 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
457 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
458 (__gthread_mutex_destroy_function): Rename to
459 __gthread_mutex_destroy.
460 * gthr-dce.h (__gthread_mutex_destroy): Call
461 pthread_mutex_destroy.
462 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
463 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
464 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
466 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
468 * df-scan.c (df_ref_chain_change_bb): Simplify.
469 (df_insn_change_bb): Add new_bb argument. Simplify. Call
470 set_block_for_insn if there's any change.
471 * df.h ((df_insn_change_bb): Fix prototype.
472 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
473 df_insn_change_bb, don't call set_block_for_insn.
474 * emit-rtl.c (reorder_insns): Likewise.
475 * haifa-sched.c (move_insn): Likewise.
477 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
479 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
481 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
483 * tree-flow-inline.h (next_readonly_imm_use): Return
484 NULL_USE_OPERAND_P after the end.
486 2008-03-01 Richard Guenther <rguenther@suse.de>
488 PR tree-optimization/35411
489 * tree-sra.c (sra_build_assignment): Split conversion to
490 final type to a separate statement if we are not assigning
493 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
495 * fold-const.c (fold_convertible_p): Correct the logic to follow
496 that in fold_convert().
498 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
501 * tree-inline.c (build_duplicate_type): When we make a
502 duplicate type, make it unique in the canonical types system.
504 2008-02-29 Tom Tromey <tromey@redhat.com>
506 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
507 input_file_stack_history, input_file_stack_restored): Remove.
508 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
509 * input.h (struct file_stack): Remove.
510 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
511 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
513 * diagnostic.h (struct diagnostic_context) <last_module>: Change
515 (diagnostic_last_module_changed): Add 'map' argument.
516 (diagnostic_set_last_function): Likewise.
517 * diagnostic.c (undiagnostic_report_current_module): Iterate using
518 line map, not input_file_stack.
519 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
521 2008-02-29 Paul Brook <paul@codesourcery.com>
523 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
525 2008-02-29 Paul Brook <paul@codesourcery.com>
527 * config/arm/ieee754-df.S (muldf3): Use RET macros.
529 2008-02-29 Richard Guenther <rguenther@suse.de>
531 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
533 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
534 value for comparing for a store match.
535 (simplify_unary_expression): Do nothing for SSA_NAMEs.
536 (try_to_simplify): Do not do a full-blown reference lookup.
538 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
540 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
541 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
543 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
545 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
547 * tree-loop-linear.c (try_interchange_loops): Compare memory access
548 strides against cache sizes.
550 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
552 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
555 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
557 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
558 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
559 is smaller than the original promoted value.
560 (simplify_subreg): If OP is a SUBREG, try to preserve its
561 SUBREG_PROMOTED_VAR_P information.
563 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
565 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
566 (VN_INFO_GET): Allocate new objects on the obstack.
567 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
568 for rpo_numbers_temp, for consistency.
569 (free_scc_vn): Free the obstack.
571 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
573 * doc/invoke.texi: Document -ftree-loop-distribution.
574 * tree-loop-distribution.c: New.
575 * tree-pass.h (pass_loop_distribution): New.
576 * graphds.h (struct graph): Add htab_t indices.
577 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
578 * tree-vectorizer.c (rename_variables_in_loop): Extern.
579 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
580 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
581 * tree-data-ref.c (debug_data_dependence_relations): New.
582 (dump_data_dependence_relation): Also print data references.
583 (free_data_ref): Extern.
584 (same_access_functions): Moved...
585 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
586 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
587 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
588 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
589 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
590 (stmts_from_loop): Skip LABEL_EXPR.
591 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
593 (build_rdg): Initialize rdg->indices htab.
594 (free_rdg, stores_from_loop, ref_base_address,
595 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
596 have_similar_memory_accesses_1, ref_base_address_1,
597 remove_similar_memory_refs): New.
598 * tree-data-ref.h: Depend on tree-chrec.h.
599 (debug_data_dependence_relations, free_data_ref): Declared.
600 (same_access_functions): ... here.
601 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
603 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
604 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
605 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
606 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
607 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
608 rdg_vertex_for_stmt): Declared.
609 (struct rdg_edge): Add level.
611 (free_rdg, stores_from_loop, remove_similar_memory_refs,
612 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
614 (rdg_has_similar_memory_accesses): New.
615 * tree-vect-analyze.c: Remove unused static decls.
616 * lambda.h (dependence_level): New.
617 * common.opt (ftree-loop-distribution): New.
618 * tree-flow.h (mark_virtual_ops_in_bb,
619 slpeel_tree_duplicate_loop_to_edge_cfg,
620 rename_variables_in_loop): Declared.
621 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
622 (OBJS-common): Add tree-loop-distribution.o.
623 (tree-loop-distribution.o): New rule.
624 * tree-cfg.c (mark_virtual_ops_in_bb): New.
625 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
626 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
628 2008-02-28 Joseph Myers <joseph@codesourcery.com>
631 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
632 other than structures and unions.
634 2008-02-28 Richard Guenther <rguenther@suse.de>
637 2008-02-26 Richard Guenther <rguenther@suse.de>
639 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
640 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
641 (lookup_decl_from_uid): Declare.
642 (remove_decl_from_map): Likewise.
643 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
644 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
645 (decl_for_uid_map): New global hashtable mapping DECL_UID
647 (init_ttree): Allocate it.
648 (insert_decl_to_uid_decl_map): New helper function.
649 (make_node_stat): Insert new decls into the map.
650 (copy_node_stat): Likewise.
651 (lookup_decl_from_uid): New function.
652 (remove_decl_from_map): Likewise.
653 (print_decl_for_uid_map_statistics): New helper.
654 (dump_tree_statistics): Call it.
656 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
657 (referenced_var_iterator): Adjust.
658 (FOR_EACH_REFERENCED_VAR): Adjust.
659 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
660 (num_referenced_vars): Adjust.
661 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
662 (first_referenced_var): Remove.
663 (end_referenced_vars_p): Likewise.
664 (next_referenced_var): Likewise.
665 (referenced_var_iterator_set): New helper function.
666 * tree-dfa.c (referenced_var_lookup): Adjust.
667 (referenced_var_check_and_insert): Likewise.
668 (remove_referenced_var): Likewise.
669 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
670 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
671 (verify_call_clobbering): Likewise.
672 (verify_memory_partitions): Likewise.
673 (init_tree_ssa): Allocate bitmap instead of hashtable for
675 (delete_tree_ssa): Adjust.
676 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
677 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
678 (compute_tag_properties): Likewise.
679 (set_initial_properties): Likewise.
680 (find_partition_for): Likewise.
681 (update_reference_counts): Likewise.
682 (dump_may_aliases_for): Likewise.
683 * tree-ssa-operands.c (add_virtual_operand): Likewise.
684 (add_call_clobber_ops): Likewise.
685 (add_call_read_ops): Likewise.
686 (get_asm_expr_operands): Likewise.
687 * tree-into-ssa.c (dump_decl_set): Likewise.
688 (update_ssa): Likewise.
689 * tree-sra.c (scan_function): Likewise.
690 (decide_instantiations): Likewise.
691 (scalarize_parms): Likewise.
692 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
693 (dsa_named_for): Likewise.
694 * tree-ssa-structalias.c (update_alias_info): Likewise.
695 (merge_smts_into): Likewise.
697 2008-02-27 David Daney <ddaney@avtrex.com>
700 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
701 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
702 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
703 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
704 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
706 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
709 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
710 (BUILT_IN_NEXTTOWARD): Remove.
711 (BUILT_IN_NEXTTOWARDF): Ditto.
712 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
713 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
715 2008-02-27 Tom Tromey <tromey@redhat.com>
717 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
718 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
720 2008-02-27 Jan Beulich <jbeulich@novell.com>
722 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
723 update the respective field on newdecl.
725 2008-02-27 Revital Eres <eres@il.ibm.com>
727 PR rtl-optimization/34999
728 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
729 crossing edges that ends with a call insn.
730 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
731 call insn and clear the EDGE_CROSSING flag of the crossing edge
732 when fixing fallthru edges.
734 2008-02-27 Richard Guenther <rguenther@suse.de>
737 * fold-const.c (fold_unary): Return the correct argument,
738 converted to the result type.
740 2008-02-27 Richard Guenther <rguenther@suse.de>
743 * expr.c (expand_expr_real_1): Assert on rotates that operate
745 * fold-const.c (fold_binary): Use the types precision, not the
746 bitsize of the mode if folding rotate expressions. Build rotates
749 2008-02-27 Jakub Jelinek <jakub@redhat.com>
751 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
753 * c-pragma.c (pragma_ns_name): New typedef.
754 (registered_pp_pragmas): New variable.
755 (c_pp_lookup_pragma): New function.
756 (c_register_pragma_1): If flag_preprocess_only, do nothing
757 for non-expanded pragmas, for expanded ones push pragma's
758 namespace and name into registered_pp_pragmas vector.
759 (c_invoke_pragma_handler): Register OpenMP pragmas even when
760 flag_preprocess_only, don't register GCC pch_preprocess
761 pragma if flag_preprocess_only.
762 * c-opts.c (c_common_init): Call init_pragma even if
763 flag_preprocess_only.
764 * c-pragma.c (c_pp_lookup_pragma): New prototype.
765 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
766 cpp_register_pragma if flag_preprocess_only.
768 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
771 * c-parser.c (c_parser_translation_unit): Warn for empty
772 translation unit, not empty source file.
774 2008-02-26 Paul Brook <paul@codesourcery.com>
776 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
778 * config/arm/arm.h (reg_class): Add CORE_REGS.
779 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
780 (BASE_REG_CLASS): Use CORE_REGS.
781 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
782 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
783 (REGNO_OK_FOR_INDEX_P): Exclude SP.
784 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
785 ARM_REGNO_OK_FOR_INDEX_P.
786 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
787 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
788 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
789 (ldm/stm peepholes): Ditto.
790 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
791 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
792 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
793 * config/arm/constraints.md: Enable "k" constraint on ARM.
795 2008-02-27 Ben Elliston <bje@au.ibm.com>
797 * config/rs6000/rs6000.c: Annotate cache line size field in all
798 instances of struct processor_costs.
800 2008-02-26 David Edelsohn <edelsohn@gnu.org>
802 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
803 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
804 jump_bypass): New counters.
805 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
806 * dce.c (gate_ud_dce): Same.
807 (gate_fast_dce): Same.
808 * dse.c (gate_dse1): New function.
809 (gate_dse2): New function.
810 (gate_dse): Merge results of new gate functions.
811 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
812 (gate_handle_jump_bypass): Add dbg_cnt.
813 (gate_handle_gcse): Add dbg_cnt.
814 * ifcvt.c (gate_handle_if_conversion): Same.
815 (gate_handle_if_after_combine): Same.
816 (gate_handle_if_after_reload): Same.
817 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
819 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
821 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
823 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
825 2008-02-26 Jason Merrill <jason@redhat.com>
828 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
829 alone if it's the naming decl for the type's main variant.
831 2008-02-26 Tom Tromey <tromey@redhat.com>
833 * system.h (USE_MAPPED_LOCATION): Poison.
834 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
835 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
836 (make_goto_expr_edges): Likewise.
837 (remove_bb): Likewise.
838 (execute_warn_function_return): Likewise.
839 * basic-block.h (struct edge_def) <goto_locus>: Change type to
841 * c-common.c (fname_decl): Remove old location code.
842 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
844 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
846 (ASM_INPUT_SOURCE_LOCATION): Likewise.
847 (gen_rtx_ASM_INPUT): Likewise.
848 (gen_rtx_ASM_INPUT_loc): Likewise.
849 (get_rtx_asm_OPERANDS): Remove.
850 * cfglayout.c (insn_locators_alloc): Remove old location code.
851 (set_curr_insn_source_location): Likewise.
852 (curr_insn_locator): Likewise.
853 * print-tree.c (print_node): Remove old location code.
854 * tree-mudflap.c (mf_varname_tree): Remove old location code.
855 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
856 * cfgexpand.c (expand_gimple_cond_expr): Don't use
858 (construct_exit_block): Remove old location code.
859 * emit-rtl.c (force_next_line_note): Remove old location code.
860 * profile.c (branch_prob): Remove old location code.
861 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
862 LOC_LINE): Remove old-location variants.
863 * langhooks.c (lhd_print_error_function): Remove old location
865 * configure, config.in: Rebuilt.
866 * configure.ac (--enable-mapped-location): Remove.
867 * c-decl.c (c_init_decl_processing): Remove old location code.
868 (finish_function): Likewise.
869 * recog.c (decode_asm_operands): Remove old location code.
870 * c-pch.c (c_common_read_pch): Remove old location code.
871 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
873 * gimple-low.c (lower_function_body): Remove old location code.
874 * toplev.c (unknown_location): Remove.
875 (push_srcloc): Remove old-location variant.
876 (process_options): Remove old location code.
877 (lang_dependent_init): Likewise.
878 * input.h (UNKNOWN_LOCATION): Move definition.
879 (location_t): Undeprecate.
880 (source_locus): Remove.
881 (location_from_locus): Remove.
882 (struct location_s): Remove.
883 Remove all old-location code.
884 (input_line, input_filename): Remove.
885 * final.c (final_scan_insn): Remove old location code.
886 * diagnostic.c (diagnostic_build_prefix): Remove
887 USE_MAPPED_LOCATION test.
888 * tree.h (gimple_stmt) <locus>: Now a location_t.
889 (tree_exp) <locus>: Likewise.
890 (DECL_IS_BUILTIN): Remove old-location variant.
891 (annotate_with_file_line, annotate_with_locus): Likewise.
892 (expr_locus, set_expr_locus): Update.
893 * tree.c (build1_stat): Remove old location code.
894 (last_annotated_node): Remove.
895 (annotate_with_file_line): Remove old-location variant.
896 (annotate_with_locus): Likewise.
897 (expr_location): Remove old location code.
898 (set_expr_location): Likewise.
899 (expr_has_location): Likewise.
900 (expr_locus): Likewise.
901 (set_expr_locus): Likewise.
902 (expr_filename): Don't use location_from_locus.
903 (expr_lineno): Likewise.
904 * rtl-error.c (location_for_asm): Remove old location code.
905 * c-lex.c (cb_line_change): Remove old location code.
906 (fe_file_change): Likewise.
907 (cb_def_pragma): Likewise.
908 (c_lex_with_flags): Likewise.
909 * gengtype.c (do_typedef): Don't special-case location types.
910 (define_location_structures): Remove.
911 (main): Don't call define_location_structures.
912 * tree-pretty-print.c (dump_implicit_edges): Remove old location
915 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
918 * builtins.def (BUILT_IN_STDARG_START): Remove.
919 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
920 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
921 * tree-inline.c (inline_forbidden_p_1): Likewise.
923 2008-02-26 Richard Guenther <rguenther@suse.de>
925 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
926 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
927 (lookup_decl_from_uid): Declare.
928 (remove_decl_from_map): Likewise.
929 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
930 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
931 (decl_for_uid_map): New global hashtable mapping DECL_UID
933 (init_ttree): Allocate it.
934 (insert_decl_to_uid_decl_map): New helper function.
935 (make_node_stat): Insert new decls into the map.
936 (copy_node_stat): Likewise.
937 (lookup_decl_from_uid): New function.
938 (remove_decl_from_map): Likewise.
939 (print_decl_for_uid_map_statistics): New helper.
940 (dump_tree_statistics): Call it.
942 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
943 (referenced_var_iterator): Adjust.
944 (FOR_EACH_REFERENCED_VAR): Adjust.
945 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
946 (num_referenced_vars): Adjust.
947 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
948 (first_referenced_var): Remove.
949 (end_referenced_vars_p): Likewise.
950 (next_referenced_var): Likewise.
951 (referenced_var_iterator_set): New helper function.
952 * tree-dfa.c (referenced_var_lookup): Adjust.
953 (referenced_var_check_and_insert): Likewise.
954 (remove_referenced_var): Likewise.
955 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
956 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
957 (verify_call_clobbering): Likewise.
958 (verify_memory_partitions): Likewise.
959 (init_tree_ssa): Allocate bitmap instead of hashtable for
961 (delete_tree_ssa): Adjust.
962 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
963 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
964 (compute_tag_properties): Likewise.
965 (set_initial_properties): Likewise.
966 (find_partition_for): Likewise.
967 (update_reference_counts): Likewise.
968 (dump_may_aliases_for): Likewise.
969 * tree-ssa-operands.c (add_virtual_operand): Likewise.
970 (add_call_clobber_ops): Likewise.
971 (add_call_read_ops): Likewise.
972 (get_asm_expr_operands): Likewise.
973 * tree-into-ssa.c (dump_decl_set): Likewise.
974 (update_ssa): Likewise.
975 * tree-sra.c (scan_function): Likewise.
976 (decide_instantiations): Likewise.
977 (scalarize_parms): Likewise.
978 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
979 (dsa_named_for): Likewise.
980 * tree-ssa-structalias.c (update_alias_info): Likewise.
981 (merge_smts_into): Likewise.
983 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
986 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
987 * c-opts.c (c_common_handle_option): Wall enables
988 Wvolatile-register-var.
989 * common.opt: Move Wvolatile-register-var to...
992 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
994 * common.opt (Wlarger-than=): New.
995 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
997 * opts.c (common_handle_option): Handle -Wlarger-than=.
998 * optc-gen.awk: Likewise.
999 * opth-gen.awk: Likewise.
1000 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1001 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1003 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1005 * c-common.c (match_case_to_enum_1): Add appropriate
1006 OPT_W* parameter to warning.
1007 (c_do_switch_warnings): Likewise.
1008 * c-typeck.c (warning_init): Add one more parameter following
1010 (push_init_level): Update call to warning_init.
1011 (pop_init_level): Likewise.
1012 (add_pending_init): Likewise.
1013 (output_init_element: Likewise.
1015 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1018 * toplev.c (toplev_main): If there are warnings or error, print
1019 errors for ignored options.
1020 * opts.c (ignored_options): New static variable.
1021 (postpone_unknown_option_error): New.
1022 (print_ignored_options): New.
1023 (handle_option): Postpone errors for unknown -Wno-* options.
1024 * opts.h (print_ignored_options): Declare.
1026 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1028 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1031 2008-02-25 Richard Guenther <rguenther@suse.de>
1034 2008-02-25 Richard Guenther <rguenther@suse.de>
1036 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1037 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1038 (lookup_decl_from_uid): Declare.
1039 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1040 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1041 (decl_for_uid_map): New global hashtable mapping DECL_UID
1043 (init_ttree): Allocate it.
1044 (insert_decl_to_uid_decl_map): New helper function.
1045 (make_node_stat): Insert new decls into the map.
1046 (copy_node_stat): Likewise.
1047 (lookup_decl_from_uid): New function.
1048 (print_decl_for_uid_map_statistics): New helper.
1049 (dump_tree_statistics): Call it.
1051 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1052 (referenced_var_iterator): Adjust.
1053 (FOR_EACH_REFERENCED_VAR): Adjust.
1054 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1055 (num_referenced_vars): Adjust.
1056 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1057 (first_referenced_var): Remove.
1058 (end_referenced_vars_p): Likewise.
1059 (next_referenced_var): Likewise.
1060 (referenced_var_iterator_set): New helper function.
1061 * tree-dfa.c (referenced_var_lookup): Adjust.
1062 (referenced_var_check_and_insert): Likewise.
1063 (remove_referenced_var): Likewise.
1064 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1065 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1066 (verify_call_clobbering): Likewise.
1067 (verify_memory_partitions): Likewise.
1068 (init_tree_ssa): Allocate bitmap instead of hashtable for
1070 (delete_tree_ssa): Adjust.
1071 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1072 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1073 (compute_tag_properties): Likewise.
1074 (set_initial_properties): Likewise.
1075 (find_partition_for): Likewise.
1076 (update_reference_counts): Likewise.
1077 (dump_may_aliases_for): Likewise.
1078 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1079 (add_call_clobber_ops): Likewise.
1080 (add_call_read_ops): Likewise.
1081 (get_asm_expr_operands): Likewise.
1082 * tree-into-ssa.c (dump_decl_set): Likewise.
1083 (update_ssa): Likewise.
1084 * tree-sra.c (scan_function): Likewise.
1085 (decide_instantiations): Likewise.
1086 (scalarize_parms): Likewise.
1087 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1088 (dsa_named_for): Likewise.
1089 * tree-ssa-structalias.c (update_alias_info): Likewise.
1090 (merge_smts_into): Likewise.
1092 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1095 * doc/invoke.texi (-fcx-limited-range): Document new option.
1096 * toplev.c (process_options): Handle -fcx-fortran-rules.
1097 * common.opt: Add documentation for -fcx-fortran-rules.
1099 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1102 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1103 actual behaviour and C99.
1105 2008-02-26 Ben Elliston <bje@au.ibm.com>
1107 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1108 (ASM_CPU_POWER6_SPEC): Likewise.
1109 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1110 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1111 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1113 2008-02-25 Richard Guenther <rguenther@suse.de>
1115 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1116 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1117 (lookup_decl_from_uid): Declare.
1118 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1119 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1120 (decl_for_uid_map): New global hashtable mapping DECL_UID
1122 (init_ttree): Allocate it.
1123 (insert_decl_to_uid_decl_map): New helper function.
1124 (make_node_stat): Insert new decls into the map.
1125 (copy_node_stat): Likewise.
1126 (lookup_decl_from_uid): New function.
1127 (print_decl_for_uid_map_statistics): New helper.
1128 (dump_tree_statistics): Call it.
1130 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1131 (referenced_var_iterator): Adjust.
1132 (FOR_EACH_REFERENCED_VAR): Adjust.
1133 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1134 (num_referenced_vars): Adjust.
1135 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1136 (first_referenced_var): Remove.
1137 (end_referenced_vars_p): Likewise.
1138 (next_referenced_var): Likewise.
1139 (referenced_var_iterator_set): New helper function.
1140 * tree-dfa.c (referenced_var_lookup): Adjust.
1141 (referenced_var_check_and_insert): Likewise.
1142 (remove_referenced_var): Likewise.
1143 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1144 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1145 (verify_call_clobbering): Likewise.
1146 (verify_memory_partitions): Likewise.
1147 (init_tree_ssa): Allocate bitmap instead of hashtable for
1149 (delete_tree_ssa): Adjust.
1150 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1151 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1152 (compute_tag_properties): Likewise.
1153 (set_initial_properties): Likewise.
1154 (find_partition_for): Likewise.
1155 (update_reference_counts): Likewise.
1156 (dump_may_aliases_for): Likewise.
1157 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1158 (add_call_clobber_ops): Likewise.
1159 (add_call_read_ops): Likewise.
1160 (get_asm_expr_operands): Likewise.
1161 * tree-into-ssa.c (dump_decl_set): Likewise.
1162 (update_ssa): Likewise.
1163 * tree-sra.c (scan_function): Likewise.
1164 (decide_instantiations): Likewise.
1165 (scalarize_parms): Likewise.
1166 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1167 (dsa_named_for): Likewise.
1168 * tree-ssa-structalias.c (update_alias_info): Likewise.
1169 (merge_smts_into): Likewise.
1171 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1174 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1175 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1176 * alias.h (nonoverlapping_memrefs_p): Likewise.
1178 2008-02-25 Jan Beulich <jbeulich@novell.com>
1180 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1181 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1182 __emultls_get_address, __emultls_register_common,
1183 __floatundi?f, and _Unwind_GetIPInfo.
1184 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1185 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1186 (gen_regparm_prefix): Likewise.
1187 (i386_nlm_encode_section_info): Sync with
1188 config/i386/winnt.c:i386_pe_encode_section_info().
1189 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1190 i386_nlm_mangle_decl_assembler_name): New.
1191 (netware_override_options): New.
1192 * config/i386/netware.h (netware_override_options): Declare.
1193 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1194 (i386_nlm_mangle_decl_assembler_name): Declare.
1195 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1197 2008-02-25 Ben Elliston <bje@au.ibm.com>
1200 * c-decl.c (grokdeclarator): Remove unused local variables
1201 `typedef_type' and `type_as_written'.
1203 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1204 unused local variable `has_hot_blocks'.
1205 (fix_crossing_conditional_branches): Remove unused local variable
1208 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1211 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1212 using DEF_C99_BUILTIN.
1213 (BUILT_IN_NANF): Ditto.
1214 (BUILT_IN_NANL): Ditto.
1216 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1217 Revital Eres <eres@il.ibm.com>
1219 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1220 regarding the order of two dependent insns in the same row.
1222 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1224 * stor-layout.c (layout_decl): Do not bump the alignment of a
1225 bit-field to more than byte alignment if it is packed.
1227 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1229 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1232 2008-02-24 Diego Novillo <dnovillo@google.com>
1234 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1237 * tree-vrp.c (vrp_evaluate_conditional): With
1238 -Wtype-limits, emit a warning when comparing against a
1239 constant outside the natural range of OP0's type.
1240 * c.opt (Wtype-limits): Move ...
1241 * common.opt (Wtype-limits): ... here.
1243 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1245 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1246 * config/rs6000/e300c2c3.md: New file.
1247 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1249 (rs6000_override_options): Add e300c2 and e300c3 cases to
1250 processor_target_table. Do not allow usage of Altivec or Spe
1251 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1252 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1253 * config/rs6000/rs6000.h (processor_type): Add
1254 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1255 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1256 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1257 and ppce300c3. Include e300c2c3.md.
1259 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1261 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1262 instead of TARGET_STRICT_ALIGN.
1264 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1266 * explow.c (memory_address): Assert that the generated address is
1269 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1272 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1273 * config/darwin-ppc-ldouble-patch.def: New file.
1274 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1275 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1276 SUBTARGET_INIT_BUILTINS if defined.
1277 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1280 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1283 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1284 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1286 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1289 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1290 file" warning condtional on -Winvalid-PCH.
1292 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1294 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1296 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1300 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1301 prevent reload from using MMX registers.
1302 (*mov<mode>_internal): Ditto.
1303 (*movv2sf_internal_rex64): Ditto.
1304 (*movv2sf_internal): Ditto.
1306 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1308 PR documentation/31569
1309 * doc/install.texi2html: Use makeinfo --no-number-sections.
1311 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1313 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1314 ensure that we can address an entire entity > 8 bytes. Don't
1315 generate reg+reg addressing for such data.
1317 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1319 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1320 strings when optimizing for size, unless the target cares about
1323 2008-02-22 Tom Tromey <tromey@redhat.com>
1325 * regclass.c (current_pass): Remove declaration.
1327 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1329 * config/avr/libgcc.S (__RAMPZ__): Define.
1330 (__do_copy_data): Add for devices with 128KB code memory.
1332 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1334 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1336 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1338 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1340 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1343 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1346 * c-typeck.c (build_binary_op): Warn about floating point
1347 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1349 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1352 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1353 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1355 (rs6000_override_options): Set altivec_abi as default, not override,
1356 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1357 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1358 is used; use new member spe_abi.
1359 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1360 spe_abi and altivec_abi.
1362 2008-02-22 Tomas Bily <tbily@suse.cz>
1364 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1366 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1369 * config.build (build_file_translate): Set to `CMD //c' only if
1371 * Makefile.in (build_file_translate): Improve comment.
1373 2008-02-21 Jan Hubicka <jh@suse.cz>
1375 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1376 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1377 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1379 2008-02-21 Michael Matz <matz@suse.de>
1382 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1384 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1386 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1387 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1389 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1390 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1391 SSE_VEC_FLOAT_MODE_P as insn constraint.
1392 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1393 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1394 sse4a_movntdf using MODEF mode iterator.
1395 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1396 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1397 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1398 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1399 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1400 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1401 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1403 2008-02-21 Richard Guenther <rguenther@suse.de>
1405 * tree.def (PAREN_EXPR): New tree code.
1406 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1408 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1409 * expr.c (expand_expr_real_1): Likewise.
1410 * tree-inline.c (estimate_num_insns_1): Likewise.
1411 * tree-complex.c (expand_complex_move): Likewise.
1412 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1415 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1418 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1420 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1423 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1425 * config/sh/sh.c (find_barrier): Don't go past
1426 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1428 2008-02-20 DJ Delorie <dj@redhat.com>
1430 * config/h8300/h8300.md (insv): Force source operand to be a register.
1432 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1433 as a jump, not as a plain insn.
1435 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1437 * doc/invoke.texi (Warning Options): Add new option
1438 -Wframe-larger-than=.
1439 (-Wframe-larger-than): Document.
1441 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1442 Add declarations for new option variables.
1444 * final.c (final_start_function): Check the frame size
1445 before emission and issue a Wframe-larger-than warning.
1447 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1448 Add definitions for new option variables.
1449 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1451 * common.opt (Wframe-larger-than=): New option.
1453 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1455 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1456 (<sse>_div<mode>3): Ditto.
1457 (<sse>_vmdiv<mode>3): Ditto.
1458 (<sse>_vmsqrt<mode>2): Ditto.
1459 (*smax<mode>3): Ditto.
1460 (sse5_frcz<mode>2): Ditto.
1461 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1464 2008-02-20 Richard Guenther <rguenther@suse.de>
1467 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1468 be happy with INTEGRAL_TYPE_P.
1470 2008-02-20 Richard Guenther <rguenther@suse.de>
1472 * fold-const.c (split_tree): Associate floatig-point expressions
1473 if flag_associative_math is set.
1475 2008-02-20 Richard Guenther <rguenther@suse.de>
1477 * tree.h (fold_real_zero_addition_p): Declare.
1478 * fold-const.c (fold_real_zero_addition_p): Export.
1479 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1480 floating-point operations with zero and one.
1482 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1484 * doc/install.texi: Correct references to CFLAGS, replacing them
1485 with BOOT_CFLAGS. Document flags used during bootstrap for
1488 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1490 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1491 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1492 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1494 (smin<mode>3): Ditto from similar patterns.
1495 (smax<mode>3): Ditto.
1496 (*ieee_smin<mode>3): Ditto.
1497 (*ieee_smax<mode>3): Ditto.
1498 * config/i386/sse.md (sse): New mode attribute.
1499 (mov<mode>): Macroize expander from movv4sf and movv2df using
1500 SSEMODEF2P mode iterator.
1501 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1502 SSE_VEC_FLOAT_MODE_P as insn constraint.
1503 (storent<mode>): Ditto.
1504 (storent<mode>): Macroize expander from storentsf and storentdf using
1505 MODEF mode iterator.
1506 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1507 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1508 (abs<mode>2): Ditto from similar patterns.
1509 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1510 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1511 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1512 (<sse>_vmsqrt<mode>2): Ditto.
1513 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1514 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1515 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1516 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1517 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1518 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1519 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1521 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1522 iterator and SSE_FLOAT_MODE_P as insn constraint.
1523 (<sse>_ucomi): Ditto from similar patterns.
1524 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1525 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1526 SSE_VEC_FLOAT_MODE_P as insn constraint.
1527 (vcond<mode>): Ditto from similar patterns.
1528 (and<mode>3, *and<mode>3): Ditto.
1529 (<sse>_nand<mode>3): Ditto.
1530 (ior<mode>3, *ior<mode>3): Ditto.
1531 (xor<mode>3, *xor<mode>3): Ditto.
1532 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1533 iterator and SSE_FLOAT_MODE_P as insn constraint.
1534 (*nand<mode>3): Ditto from similar patterns.
1535 (*ior<mode>3): Ditto.
1536 (*xor<mode>3): Ditto.
1538 2008-02-20 Ira Rosen <irar@il.ibm.com>
1540 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1541 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1542 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1544 2008-02-19 Jan Hubicka <jh@suse.cz>
1546 * predict.c (tree_bb_level_predictions): Remove variable next
1547 mistakely introduced by previous commit.
1549 2008-02-19 Jan Hubicka <jh@suse.cz>
1551 * predict.c (predict_paths_leading_to): Rewrite.
1552 (predict_paths_for_bb): New.
1553 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1555 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1558 * Makefile.in (build_file_translate): New.
1559 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1560 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1561 * configure.ac (build_file_translate): Substitute it.
1562 * configure: Regenerate.
1564 2008-02-19 Jan Hubicka <jh@suse.cz>
1566 PR rtl-optimization/34408
1567 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1570 2008-02-19 Jan Hubicka <jh@suse.cz>
1573 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1576 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1579 * config/i386/i386-modes.def: Revert the last DI alignment
1580 change until Ada people can look into it.
1582 2008-02-19 Nick Clifton <nickc@redhat.com>
1584 * opts.c (print_specific_help): Fix typo in --help text.
1586 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1589 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1590 32-bit inline asm without asm alternatives for host GCC < 3.0.
1592 2008-02-19 Richard Guenther <rguenther@suse.de>
1594 PR tree-optimization/34989
1595 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1596 Allow propagation to INDIRECT_REF if we can simplify only.
1598 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1600 * c-common.c (warn_for_collisions_1): Use appropriate option when
1603 2008-02-19 Nick Clifton <nickc@redhat.com>
1606 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1607 (handle_options): Fix indentation.
1608 (print_filtered_help): If no language-specific options were
1609 displayed tell the user how to list all the options supported by
1610 the language's front-end.
1611 (print_specific_help): Fix indentation and remove duplicate line.
1612 (common_handle_option): Handle the -v option.
1613 For --help enable the display of undocumented options if the -v
1614 switch has been included on the command line.
1615 For --help= check for overlaps in the arguments between the option
1616 classes and the language names and issue a warning when they
1617 cannot be disambiguated.
1618 * c.opt (v): Pass on to the common option handler.
1620 2008-02-19 Revital Eres <eres@il.ibm.com>
1622 * modulo-sched.c (sms_schedule): Change dump message when
1623 create_ddg function fails.
1624 (try_scheduling_node_in_cycle): Rename row to cycle.
1625 (print_partial_schedule): Rename CYCLE to ROW.
1627 2008-02-19 Christian Bruel <christian.bruel@st.com>
1628 Zdenek Dvorak <ook@ucw.cz>
1630 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1632 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1635 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1636 (*x86_movdicc_0_m1_se): Ditto.
1638 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1640 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1641 (CMPtype): Define as __gcc_CMPtype.
1642 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1643 (CMPtype): Define as __gcc_CMPtype.
1645 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1647 Support valgrind 3.3 for --enable-checking=valgrind.
1648 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1650 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1651 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1652 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1653 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1654 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1655 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1656 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1658 * ggc-zone.c: Similar.
1659 * ggc-page.c: Similar.
1661 2008-02-19 Paul Brook <paul@codesourcery.com>
1664 * config/arm/ieee754-df.S: Fix do_it typo.
1665 * config/arm/ieee754-sf.S: Fix do_it typo.
1667 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1670 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1671 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1672 (OPTION_MASK_ISA_SSE_SET): Likewise.
1673 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1674 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1675 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1676 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1677 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1678 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1679 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1680 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1681 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1682 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1683 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1684 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1685 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1686 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1687 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1688 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1689 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1690 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1691 (OPTION_MASK_ISA_SSE4): Removed.
1692 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1693 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1695 (override_options): Don't turn on implied SSE/MMX bits in
1698 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1700 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1703 2008-02-18 Joey Ye <joey.ye@intel.com>
1706 * tree-nested.c (insert_field_into_struct): Set type alignment
1707 to field alignment if the former is less than the latter.
1709 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1711 * BASE-VER: Set to 4.4.0.
1713 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1715 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1716 * doc/cfg.texi: Likewise.
1717 * doc/extend.texi: Likewise.
1718 * doc/gty.texi: Likewise.
1719 * doc/invoke.texi: Likewise.
1720 * doc/loop.texi: Likewise.
1721 * doc/md.texi: Likewise.
1722 * doc/passes.texi: Likewise.
1723 * doc/rtl.texi: Likewise.
1724 * doc/sourcebuild.texi: Likewise.
1725 * doc/tm.texi: Likewise.
1726 * doc/tree-ssa.texi: Likewise.
1728 2008-02-17 Richard Guenther <rguenther@suse.de>
1731 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1732 without default definition.
1734 2008-02-17 Richard Guenther <rguenther@suse.de>
1736 PR tree-optimization/35231
1737 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1740 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1744 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1745 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1746 libgcc_cmp_return mode.
1748 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1751 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1753 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1755 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1758 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1760 * doc/c-tree.texi: Use `@.' where appropriate.
1761 * doc/extend.texi: Likewise.
1762 * doc/install.texi: Likewise.
1763 * doc/invoke.texi: Likewise.
1764 * doc/loop.texi: Likewise.
1765 * doc/makefile.texi: Likewise.
1766 * doc/md.texi: Likewise.
1767 * doc/passes.texi: Likewise.
1768 * doc/standards.texi: Likewise.
1769 * doc/tm.texi: Likewise.
1771 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1774 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1776 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1777 rather than in entry_bb.
1779 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1781 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1782 libgcc_cmp_return mode.
1784 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1787 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1788 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1790 2008-02-15 Richard Guenther <rguenther@suse.de>
1791 Zdenek Dvorak <ook@ucw.cz>
1793 PR tree-optimization/35164
1794 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1795 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1796 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1797 Only propagate addresses which do not have abnormal SSA_NAMEs
1800 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1803 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1805 2008-02-15 Jan Hubicka <jh@suse.cz>
1808 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1810 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1813 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1814 when calculating alignment_pad.
1816 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1818 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1819 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1820 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1821 and STACK_BOUNDARY define.
1823 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1825 PR preprocessor/35061
1826 * c-pragma.c (handle_pragma_pop_macro): Check that
1827 pushed_macro_table has been allocated.
1829 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1832 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1833 (force_gimple_operand): Likewise.
1834 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1835 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1836 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1837 (find_interesting_uses_address): Check addressability and alignment
1838 of the base expression only after substituting bases of IVs into it.
1840 2008-02-14 Michael Matz <matz@suse.de>
1843 * function.c (instantiate_virtual_regs_in_insn): Reload address
1844 before falling back to reloading the whole operand.
1846 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1848 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1849 before the first section switch note.
1851 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1853 * doc/bugreport.texi: Update copyright years.
1854 * doc/c-tree.texi: Likewise.
1855 * doc/cfg.texi: Likewise.
1856 * doc/cpp.texi: Likewise.
1857 * doc/cppinternals.texi: Likewise.
1858 * doc/fragments.texi: Likewise.
1859 * doc/frontends.texi: Likewise.
1860 * doc/gcc.texi: Likewise.
1861 * doc/gty.texi: Likewise.
1862 * doc/hostconfig.texi: Likewise.
1863 * doc/implement-c.texi: Likewise.
1864 * doc/libgcc.texi: Likewise.
1865 * doc/loop.texi: Likewise.
1866 * doc/makefile.texi: Likewise.
1867 * doc/options.texi: Likewise.
1868 * doc/passes.texi: Likewise.
1869 * doc/rtl.texi: Likewise.
1870 * doc/sourcebuild.texi: Likewise.
1871 * doc/standards.texi: Likewise.
1872 * doc/tree-ssa.texi: Likewise.
1873 * doc/trouble.texi: Likewise.
1875 * doc/extend.texi: Use @: or add comma where appropriate.
1876 * doc/invoke.texi: Likewise.
1877 * doc/tm.texi: Likewise.
1879 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1882 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1885 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1887 * doc/md.texi (clz, ctz): Add reference.
1888 * doc/rtl.texi (clz, ctz): Likewise.
1890 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1893 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1896 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1898 * config/s390/s390.c (struct constant_pool): New field
1899 emit_pool_after added.
1900 (s390_mainpool_start): Set the emit_pool_after flag according
1901 to the section switch notes.
1902 (s390_mainpool_finish): Consider emit_pool_after when emitting
1903 the literal pool at the end of the function.
1904 (s390_chunkify_start): Force literal pool splits at section
1907 2008-02-13 Michael Matz <matz@suse.de>
1910 * var-tracking.c (clobber_variable_part): Correctly traverse the
1913 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1916 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1917 Add -fdump-ipa-inline.
1918 * tree-dump.c (dump_files): Remove tree-inlined dump.
1919 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1921 2008-02-12 Richard Guenther <rguenther@suse.de>
1923 PR tree-optimization/35171
1924 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1927 2008-02-12 Richard Guenther <rguenther@suse.de>
1930 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1931 value-preserving mode. Disallow final truncation.
1933 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1936 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1937 code from here to...
1938 (force_gimple_operand): ...here.
1940 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1943 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1944 non-compatible pointers.
1945 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1946 different FIELD_DECLs, try harder by comparing field offsets, sizes
1950 * function.c (match_asm_constraints_1): Don't replace the same input
1953 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1955 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1956 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1957 (expand_epilogue): Restore RAMPZ register.
1958 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1960 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1962 * config/i386/cygwin.asm: (__alloca): Correct calling
1963 convention and alignment.
1964 (__chkstk): Force 8 byte stack alignment.
1966 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1967 Richard Guenther <rguenther@suse.de>
1969 PR tree-optimization/33992
1970 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1971 the zero we compare against.
1973 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1976 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1977 to CloseHandle after unlocking to prevent accumulation of handle
1980 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1983 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1984 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1985 and update LABEL_NUSES during and after reload.
1987 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1990 * combine.c (simplify_if_then_else): Make sure the comparison is
1991 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1993 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1996 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1997 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1998 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1999 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2000 * tree.h (get_type_static_bounds): Likewise.
2002 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2004 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2005 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2006 Make -Wfoo language annotations match what the compiler outputs.
2008 2008-02-08 Sa Liu <saliu@de.ibm.com>
2010 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2011 intrinsics spu_convts, spu_convtu, spu_convtf.
2012 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2014 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2016 * doc/extend.texi (Function Attributes) <noinline>: Mention
2017 asm ("") as method to keep calls.
2019 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2022 * doc/options.texi (Options): Replace references to opts.sh with
2024 * opts-common.c: Likewise.
2025 * optc-gen.awk: Likewise.
2027 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2029 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2031 2008-02-07 Richard Henderson <rth@redhat.com>
2034 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2035 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2038 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2040 PR tree-optimization/35085
2041 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2042 for operand entry oe2 in addition to operand entry oe3 in order to
2043 expose more opportunities for vectorizer sum reduction.
2045 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2048 * Makefile.in (LIBS): Remove $(GMPLIBS).
2049 (cc1-dummy, cc1): Add $(GMPLIBS).
2051 2008-02-06 Jan Hubicka <jh@suse.cz>
2054 * i386.md (moddf_integer): Do not produce partial memory stalls for
2055 targets where it hurts.
2057 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2060 * optabs.c (expand_float): Do not check for decimal modes when
2061 expanding unsigned integer through signed conversion.
2063 2008-02-06 Nick Clifton <nickc@redhat.com>
2065 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2066 inside the clobber with a match_operand and duplicated operand
2067 number in the constraint.
2068 (ineqbranchsi): Delete redundant comment.
2070 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2072 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2073 builtin_define ("__USE_INIT_FINI__").
2074 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2076 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2078 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2080 PR documentation/30330
2081 * doc/invoke.texi (C++ Dialect Options)
2082 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2083 For each warning option -Wfoo that allows -Wno-foo, ensure both
2084 -Wfoo and -Wno-foo are listed in the option index. Fix index
2085 entry of -Wswitch-default, index -Wnormalized= including the
2086 `=', and -Wlarger-than-@var{len} including @var{len}.
2088 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2090 * config/i386/i386.md (floatunssisf2): Use
2091 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2092 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2093 Macroize expander using MODEF mode iterator.
2095 2008-02-05 Diego Novillo <dnovillo@google.com>
2097 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2100 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2102 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2105 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2107 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2110 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2111 to indicate if a message should be generated.
2112 (init_cumulative_args): Updated.
2113 (function_value_32): Likewise.
2115 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2117 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2119 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2122 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2123 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2125 2008-02-04 Diego Novillo <dnovillo@google.com>
2127 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2130 * tree-vrp.c (vrp_evaluate_conditional): With
2131 -Wtype-limits, emit a warning when comparing against a
2132 constant outside the natural range of OP0's type.
2134 2008-02-04 Richard Guenther <rguenther@suse.de>
2137 * expr.c (count_type_elements): Give for unions instead of
2140 2008-02-04 Richard Guenther <rguenther@suse.de>
2143 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2144 to TYPE_DOMAINs base type instead of using bitsizetype here.
2146 2008-02-03 Jason Merrill <jason@redhat.com>
2148 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2150 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2153 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2154 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2155 (RS/6000 and PowerPC Options): Fix typos and markup.
2156 * doc/passes.texi (Tree-SSA passes): Likewise.
2158 2008-02-02 Michael Matz <matz@suse.de>
2161 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2162 from record_last_reg_set_info.
2163 (record_last_reg_set_info): Take an RTX argument, iterate over all
2164 constituent hardregs.
2165 (record_last_set_info, record_opr_changes): Change calls to
2166 new signature or to record_last_reg_set_info_regno.
2168 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2170 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2172 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2174 PR rtl-optimization/34773
2175 * reg-notes.def (EQUAL): Mention significance of combination of
2176 REG_EQUAL and REG_RETVAL.
2177 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2178 insn that has a REG_RETVAL.
2180 2008-02-01 Roger Sayle <roger@eyesopen.com>
2183 * configure.ac (--enable-fixed-point): Disable unless explicitly
2185 * configure: Regenerate.
2187 2008-02-01 Richard Guenther <rguenther@suse.de>
2190 * invoke.texi (-finline-limit): Remove no longer true parts
2191 of the documentation. Note that there is no default value.
2193 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2194 Mark Mitchell <mark@codesourcery.com>
2195 Ben Elliston <bje@au.ibm.com>
2198 * doc/extend.texi (Other Builtins): Document.
2200 2008-01-31 Tom Browder <tom.browder@gmail.com>
2202 * doc/c-tree.texi (Types): Fix grammar.
2203 (Expression trees): Ditto.
2204 * doc/passes.texi (Tree-SSA passes): Ditto.
2206 * doc/configterms.texi (Configure Terms): Fix typo.
2207 * doc/cpp.texi (Common Predefined Macros): Ditto.
2208 * doc/md.texi (Machine Constraints): Ditto.
2210 * doc/makefile.texi (Makefile): Add comma.
2212 2008-01-31 Tom Browder <tom.browder@gmail.com>
2213 Gerald Pfeifer <gerald@pfeifer.com>
2215 * doc/sourcebuild.texi (Front End): Remove references to CVS
2216 and CVSROOT/modules.
2217 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2218 (Back End): Remove reference to CVS.
2220 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2223 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2225 (mips16_gp_pseudo_reg): ...here.
2226 * config/mips/mips.md (load_const_gp): Replace with...
2227 (load_const_gp_<mode>): ...this :P-based insn.
2229 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2231 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2232 options. Minor fixes.
2233 (-std): Move reference to standards closer to where language
2234 standards are first mentioned.
2236 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2238 PR rtl-optimization/34995
2239 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2240 parameter and return a bool. If the rtx parameter is nonnull,
2241 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2242 (find_reloads): Update call accordingly. Pass the new operand
2243 if it needed no address reloads, otherwise pass null.
2245 2008-01-30 Richard Henderson <rth@redhat.com>
2248 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2249 for unbounded arrays.
2251 2008-01-30 Silvius Rus <rus@google.com>
2253 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2255 2008-01-30 Jan Hubicka <jh@suse.cz>
2258 * i386.c (init_cumulative_args): Use real function declaration when
2261 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2263 PR rtl-optimization/34998
2264 * global.c (build_insn_chain): Treat non-subreg_lowpart
2265 SUBREGs of pseudos as clobbering all the words covered by the
2266 SUBREG, not just all the bytes.
2267 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2268 original df_ref rather than an extract parameter.
2269 (global_conflicts): Update call accordingly.
2271 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2273 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2274 the overflow check to make it easier to read.
2275 (__fixtfdi): Change the type of the ll member in union
2276 long_double to UDItype_x.
2278 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2281 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2282 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2283 * tree-inline.c (fold_marked_statements): Call
2284 cgraph_update_edges_for_call_stmt if folding a call statement.
2285 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2286 debug_generic_stmt calls, reset it back afterwards.
2289 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2291 * c-typeck.c (build_external_ref): Don't pedwarn about
2292 static vars in current function's scope.
2294 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2296 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2298 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2301 * ipa-struct-reorg.c: Fix spelling.
2302 * params.def: Ditto.
2304 2008-01-29 Richard Guenther <rguenther@suse.de>
2307 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2309 * tree-inline.c (remap_type): Increment remapping_type_depth
2310 around remapping types.
2311 (copy_body_r): Only add referenced variables if they are referenced
2312 from code, not types.
2314 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2325 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2326 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2328 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2331 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2332 pointer for tiny stack.
2334 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2336 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2338 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2340 * config/vx-common.h: Fix typo in comment.
2342 2008-01-28 Ian Lance Taylor <iant@google.com>
2346 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2347 coalesce pointers if they have different DECL_NO_TBAA_P values.
2348 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2349 between variables with different DECL_NO_TBAA_P values.
2351 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2354 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2355 are not legitimate small data references on SPE targets.
2357 2008-01-28 David Daney <ddaney@avtrex.com>
2359 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2361 2008-01-28 David Daney <ddaney@avtrex.com>
2363 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2365 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2367 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2368 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2369 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2370 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2371 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2372 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2373 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2374 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2376 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2378 * basic-block.h (condjump_equiv_p): Fix comment.
2380 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2382 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2383 print_generic_stmt_indented): Fix comment.
2385 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2387 * configure.ac (__stack_chk_fail): Add detecion for availability
2388 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2389 * configure: Regenerate.
2391 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2394 * final.c (output_addr_const): Handle TRUNCATE.
2396 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2399 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2400 (zero_cost, infinite_cost): New constants.
2401 (struct cost_pair): Change type of cost to comp_cost.
2402 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2403 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2405 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2406 split_address_cost, ptr_difference_cost, difference_cost,
2407 get_computation_cost_at, get_computation_cost,
2408 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2409 determine_use_iv_cost_condition, determine_use_iv_costs,
2410 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2411 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2412 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2413 Change type of cost to comp_cost.
2414 (determine_iv_cost): Increase cost of non-original ivs, instead
2415 of decreasing the cost of original ones.
2416 (get_address_cost): Indicate the complexity of the addressing mode
2418 (try_add_cand_for): Prefer using ivs not specific to some object.
2419 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2421 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2422 Janis Johnson <janis187@us.ibm.com>
2425 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2426 (TARGET_INSTANTIATE_DECLS): Likewise.
2427 * target.h (expand_to_rtl_hook): New target hook.
2428 (instantiate_decls): Likewise.
2429 * function.c (instantiate_decl): Make non-static. Rename to...
2430 (instantiate_decl_rtl): ... this.
2431 (instantiate_expr): Use instantiate_decl_rtl.
2432 (instantiate_decls_1): Likewise.
2433 (instantiate_decls): Likewise.
2434 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2435 * function.h (instantiate_decl_rtl): Add prototype.
2436 * cfgexpand.c (target.h): New include.
2437 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2438 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2439 (TARGET_INSTANTIATE_DECLS): Likewise.
2440 (TARGET_INITIALIZER): New target hooks added.
2441 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2443 * config/rs6000/rs6000.c (tree-flow.h): New include.
2444 (machine_function): Add sdmode_stack_slot field.
2445 (rs6000_alloc_sdmode_stack_slot): New function.
2446 (rs6000_instantiate_decls): Likewise.
2447 (rs6000_secondary_memory_needed_rtx): Likewise.
2448 (rs6000_check_sdmode): Likewise.
2449 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2450 (TARGET_INSTANTIATE_DECLS): Likewise.
2451 (rs6000_hard_regno_mode_ok): Allow SDmode.
2452 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2453 (rs6000_emit_move): Handle SDmode.
2454 (function_arg_advance): Likewise.
2455 (function_arg): Likewise.
2456 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2457 SDmode var args for 32-bit compiles.
2458 (rs6000_secondary_reload_class): Handle SDmode.
2459 (rs6000_output_function_epilogue): Likewise.
2460 (rs6000_function_value): Simplify if statement.
2461 (rs6000_libcall_value): Likewise.
2462 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2463 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2464 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2465 (movsd_hardfloat): New define_insn.
2466 (movsd_softfloat): Likewise.
2467 (movsd_store): Likewise.
2468 (movsd_load): Likewise.
2469 (extendsddd2): Likewise.
2470 (extendsdtd2): Likewise.
2471 (truncddsd2): Likewise.
2472 (movdd_hardfloat64): Fixup comment.
2473 (UNSPEC_MOVSD_LOAD): New constant.
2474 (UNSPEC_MOVSD_STORE): Likewise.
2476 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2479 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2481 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2482 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2483 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2486 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2489 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2490 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2491 __LONGDOUBLE128 too.
2492 * config/rs6000/aix61.h: New file.
2494 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2496 PR rtl-optimization/34959
2497 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2498 popcount and parity rtxes the same mode as their operand.
2499 Truncate or extend the result to the return value's mode
2502 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2505 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2506 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2507 to GOT_VERSION_REGNUM.
2508 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2509 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2510 * config/mips/mips.c (mips_emit_call_insn): New function.
2511 (mips_call_tls_get_addr): Call mips_expand_call directly.
2512 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2514 (mips16_build_call_stub): Likewise. Return the call insn or null.
2515 (mips_expand_call): Update the call to mips16_build_call_stub
2516 accordingly and a remove redundant condition. Assert that MIPS16
2517 stubs do not use lazy binding. Use mips_emit_call_insn and return
2519 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2521 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2522 (mips_avoid_hazard): Remove hazard_set handling.
2523 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2524 (UNSPEC_RESTORE_GP): ...this.
2525 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2526 (FAKE_CALL_REGNO): Rename to...
2527 (GOT_VERSION_REGNUM): ...this.
2528 (type): Add "ghost" value. Add an associated insn reservation.
2529 (hazard_set): Remove.
2530 (exception_receiver): Rename to...
2531 (restore_gp): ...this and update the unspec identifier accordingly.
2532 (exception_receiver, nonlocal_got_receiver): New expanders.
2533 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2534 FAKE_CALL_REGNO. Remove hazard_set attribute.
2535 (set_got_version, update_got_version): New patterns.
2537 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2540 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2542 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2545 * doc/install.texi2html: Generate gcc-vers.texi.
2547 2008-01-25 DJ Delorie <dj@redhat.com>
2549 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2551 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2553 * config/c4x: Remove directory.
2554 * config.gcc (crx-*, mt-*): Mark obsolete.
2555 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2556 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2557 sh-*-rtemscoff*): Remove cases.
2558 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2559 * real.c (encode_c4x_single, decode_c4x_single,
2560 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2561 c4x_extended_format): Remove.
2562 * real.h (c4x_single_format, c4x_extended_format): Remove.
2563 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2565 (Pragmas): Remove comment about c4x pragmas.
2566 * doc/install.texi (c4x): Remove target-specific instructions.
2567 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2568 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2569 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2570 refer to C4x source files as examples.
2571 (C4X_FLOAT_FORMAT): Remove documentation.
2573 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2575 * config/bfin/bfin.c (override_options): Reorder tests so that
2576 flag_pic gets enabled for -msep-data.
2578 2008-01-25 Richard Guenther <rguenther@suse.de>
2581 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2582 to its bitfield precision if required.
2584 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2587 * tree-nested.c (walk_omp_for): New function.
2588 (convert_nonlocal_reference, convert_local_reference): Call
2589 walk_omp_for on OMP_FOR.
2590 (convert_call_expr): Call walk_body on OMP_FOR's
2591 OMP_FOR_PRE_INIT_BODY.
2593 2008-01-25 Richard Guenther <rguenther@suse.de>
2595 PR tree-optimization/34966
2596 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2597 default defs and PHI_NODEs we have to insert after the
2600 2008-01-24 Nick Clifton <nickc@redhat.com>
2602 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2603 Provide a default definition.
2604 (LIBGCC2_UNITS_PER_WORD): Likewise.
2606 * config/stormy16/stormy16.c: Include df.h for the prototype
2607 for df_regs_ever_live_p.
2608 (xstormy16_expand_builtin_va_start): Convert the stack offset
2609 into a component_ref and then use POINTER_PLUS_EXPR to add it
2610 to the incoming_virtual_args_rtx.
2611 (xstormy16_gimplify_va_arg_expr): Rename to
2612 xstormy16_gimplify_va_arg_expr.
2613 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2614 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2615 xstormy16_gimplify_va_arg_expr.
2616 Fix up some formatting issues.
2618 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2619 Move to predicates.md.
2620 (xs_hi_general_operand): Likewise.
2621 (xs_hi_nonmemory_operand): Likewise.
2622 * config/stormy16/predicates.md:
2623 (xstormy16_carry_plus_operand): New predicate.
2624 (xs_hi_general_operand): New predicate.
2625 (xs_hi_nonmemory_operand): New predicate.
2626 * config/stormy16/stormy16-protos.h:
2627 (xstormy16_carry_plus_operand): Delete prototype.
2628 (xs_hi_general_operand): Likewise.
2629 (xs_hi_nonmemory_operand): Likewise.
2631 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2632 modifiers as they are no longer needed and they can trigger
2633 reload spill failures.
2635 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2636 with a match_operand in order to help reload.
2638 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2639 constraint with 'e' for the 8th alternative as this version of
2640 the mov.w instruction only accepts the lower 8 registers.
2642 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2645 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2646 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2649 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2652 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2654 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2656 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2658 (remove_structure): Update allocations list before removing structure.
2660 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2662 * ipa-struct-reorg.c (is_safe_cond_expr,
2663 create_new_stmts_for_cond_expr): Use integer_zerop function,
2664 that recognize not only zero-pointer, but zero-integer too.
2666 2008-01-25 Ben Elliston <bje@au.ibm.com>
2669 * fixproto: Escape "." in sed expression that strips leading "./".
2671 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2674 * gcc.c (SWITCH_OK): Removed.
2675 (SWITCH_LIVE): Changed to bit.
2676 (SWITCH_FALSE): Likewise.
2677 (SWITCH_IGNORE): Likewise.
2678 (switchstr): Change live_cond to unsigned int.
2679 (process_command): Replace SWITCH_OK with 0.
2680 (do_self_spec): Likewise.
2681 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2682 (give_switch): Likewise.
2683 (used_arg): Likewise.
2684 (do_spec_1): Set the SWITCH_IGNORE bit.
2685 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2686 bits. Set the SWITCH_LIVE bit.
2688 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2690 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2692 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2694 PR tree-optimization/34472
2695 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2696 parameter to a "bool *" and set *DATA to false if there is
2697 an unsafe access. Do not delete the structure here.
2698 (check_cond_exprs): Delete it here instead.
2699 (check_cond_exprs, exclude_cold_structs): Do not increase
2700 I when removing a structure.
2702 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2705 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2706 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2708 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2711 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2712 a fixed vector for stack.
2714 2008-01-24 Ben Elliston <bje@au.ibm.com>
2717 * doc/gcc.texi (Software development): Add a direntry for g++.
2719 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2721 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2722 stale and straggling -fforce-addr comments above.
2724 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2726 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2727 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2729 2008-01-23 Michael Matz <matz@suse.de>
2732 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2735 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2737 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2740 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2742 * config/avr/avr.c (avr_current_arch): New variable.
2743 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2744 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2745 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2746 (avr_override_options): Init 'avr_current_arch'.
2747 (base_arch_s): Move from here...
2748 * config/avr/avr.h (base_arch_s): ... here. Add new members
2749 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2750 'mega' to 'have_jmp_call'.
2751 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2752 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2754 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2756 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2757 MULTILIB_MATCHES): (Ditto.).
2759 2008-01-23 Richard Guenther <rguenther@suse.de>
2762 * cgraphunit.c (cgraph_reset_node): Always mark the node
2763 not reachable if it is not queued already.
2765 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2767 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2768 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2769 (cputype_selected): New static variable.
2770 (bfin_handle_option): Set it if -mcpu is used.
2771 (override_option): Select default set of workarounds if no cpu type
2772 selected on the command line.
2773 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2775 From Michael Frysinger <michael.frysinger@analog.com>
2776 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2777 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2779 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2780 for bf547, bf523, bf524, and bf526.
2781 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2783 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2784 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2785 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2786 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2787 * doc/invoke.texi (Blackfin Options): Document that
2788 -mcpu now accept bf547, bf523, bf524, and bf526.
2790 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2792 PR rtl-optimization/34628
2793 * combine.c (try_combine): Stop and undo after the first combination
2794 if an autoincrement side-effect on the first insn has effectively
2797 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2800 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2801 Offset addresses are not valid for Altivec or paired float modes.
2803 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2806 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2807 if DECL_INITIAL (decl) is error_mark_node.
2810 * c-common.c (handle_vector_size_attribute): Only allow
2811 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2812 the same way as pointer, array etc. types.
2813 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2816 * tree.c (build_type_attribute_qual_variant): Call
2817 build_qualified_type if attributes are equal, but quals are not.
2819 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2822 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2823 * flags.h (warn_strict_aliasing): Remove.
2824 (warn_strict_overflow): Remove.
2825 * opts.c (warn_strict_aliasing): Remove.
2826 (warn_strict_overflow): Remove.
2827 * c-opts.c (c_common_handle_option): -Wall only sets
2828 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2829 (c_common_post_options): Give default values to -Wstrict-aliasing
2830 and -Wstrict-overflow if they are uninitialized.
2831 * common.opt (Wstrict-aliasing): Specify Var and Init.
2832 (Wstrict-overflow): Likewise.
2834 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2836 PR rtl-optimization/26854
2837 PR rtl-optimization/34400
2838 PR rtl-optimization/34884
2839 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2841 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2842 (df_rd_bb_info.expanded_lr_out): Deleted
2843 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2844 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2845 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2846 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2847 Removed code to allocate, initialize or free expanded_lr_out.
2848 (df_rd_bb_local_compute_process_def): Restructured to make more
2850 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2851 sets if the sets are being trimmed.
2853 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2856 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2857 (as_vers): Likewise.
2858 * configure: Regenerated.
2860 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2863 * tree-pass.h (pass_build_alias): New pass.
2864 * tree-ssa-alias.c (gate_build_alias): New.
2865 (pass_build_alias): New.
2866 * passes.c (init_optimization_passes): Add pass_build_alias after
2867 pass_create_structure_vars.
2869 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2871 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2872 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2873 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2874 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2875 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2876 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2877 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2878 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2879 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2880 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2881 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2882 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2883 * config/s390/s390.md (FP_ALL): New mode iterator.
2884 (_d): New mode attribute.
2885 ("*signbit<mode>2>"): Changed mode of first operand.
2886 ("isinf<mode>2"): Changed mode of first operand.
2887 ("*TDC_insn"): Adaptation for DFP modes.
2889 2008-01-22 Ben Elliston <bje@au.ibm.com>
2891 * tree.c (check_qualified_type): Improve function description.
2893 2008-01-21 Jason Merrill <jason@redhat.com>
2896 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2897 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2900 2008-01-21 DJ Delorie <dj@redhat.com>
2902 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2905 2008-01-21 Richard Guenther <rguenther@suse.de>
2908 * tree-cfg.c (verify_expr): Allow all invariant expressions
2909 instead of just constant class ones as reference argument.
2910 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2911 like any other constant.
2912 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2914 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2916 * regmove.c (fixup_match_1): Update call crossed frequencies.
2918 2008-01-21 Richard Guenther <rguenther@suse.de>
2921 * tree-inline.c (setup_one_parameter): Deal with mismatched
2922 types using a VIEW_CONVERT_EXPR.
2924 2008-01-21 Alon Dayan <alond@il.ibm.com>
2925 Olga Golovanevsky <olga@il.ibm.com>
2927 PR tree-optimization/34701
2928 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2929 when the structure size is not a power of 2.
2931 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2933 * doc/install.texi: Add doc for --enable-checking=df.
2935 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2937 PR rtl-optimization/34808
2938 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2940 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2942 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2945 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2947 PR rtl-optimization/26854
2948 PR rtl-optimization/34400
2949 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2951 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2952 (df_rd_bb_info.expanded_lr_out): New.
2953 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2954 * loop_iv.c (iv_analysis_loop_init): Ditto.
2955 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2956 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2957 Added code to allocate, initialize or free expanded_lr_out.
2958 (df_rd_bb_local_compute_process_def): Restructured to make
2959 more understandable.
2960 (df_rd_confluence_n): Add code to do nothing with fake edges and
2961 code to no apply invalidate_by_call sets if the sets are being trimmed.
2962 (df_lr_local_finalize): Renamed to df_lr_finalize.
2963 (df_live_local_finalize): Renamed to df_live_finalize.
2965 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2968 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2969 deciding whether to use reciprocal instructions.
2971 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2973 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2974 dwarf2out_note_section_used if cold_text_section is NULL.
2976 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2978 PR gcov-profile/34610
2979 * tree-cfg.c (make_edges): Mark both outgoing edges from
2980 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2981 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2982 from OMP_FOR and OMP_CONTINUE outgoing edges.
2984 * tree-profile.c (tree_profiling): Return early if
2985 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2987 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2988 from cfun to child_cfun.
2989 * function.h (struct function): Add after_tree_profile bit.
2991 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2993 * config/avr/avr.S (_exit): Disable interrupt.
2995 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2996 Steven Bosscher <stevenb.gcc@gmail.com>
2998 PR rtl-optimization/26854
2999 PR rtl-optimization/34400
3000 * df-problems.c (df_live_scratch): New scratch bitmap.
3001 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3002 (df_live_reset): Clear the proper bitmaps.
3003 (df_live_bb_local_compute): Only process the artificial defs once
3004 since the order is not important.
3005 (df_live_init): Init the df_live sets only with the variables
3006 found live by df_lr.
3007 (df_live_transfer_function): Use the df_lr sets to prune the
3008 df_live sets as they are being computed.
3009 (df_live_free): Free df_live_scratch.
3011 2008-01-18 Ian Lance Taylor <iant@google.com>
3013 * common.opt: Add fmerge-debug-strings.
3014 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3015 flag_merge_debug_strings rather than flag_merge_constants.
3016 * doc/invoke.texi (Option Summary): Mention
3017 -fmerge-debug-strings.
3018 (Debugging Options): Document -fmerge-debug-strings.
3020 2008-01-18 Ian Lance Taylor <iant@google.com>
3023 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3024 (struct tree_function_decl): Add new field operator_new_flag.
3025 * tree-inline.c (expand_call_inline): When inlining a call to
3026 operator new, force the return value to go into a variable, and
3027 set DECL_NO_TBAA_P on that variable.
3028 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3030 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3033 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3034 DWARF2_DEBUGGING_INFO.
3035 (dwarf2out_note_section_used): Ditto. Add prototype.
3036 (have_multiple_function_sections, text_section_used,
3037 cold_text_section_used, *cold_text_sections): Move declarations
3040 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3042 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3043 field and add signal_ra.
3044 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3045 assignments to frame state pc. Move end of stack check after
3046 MD_FALLBACK_FRAME_STATE_FOR.
3047 (uw_update_context_1): Use frame state signal_regs if set, instead
3048 of checking signal_frame flag.
3049 (uw_update_context): Use frame state signal_ra if set.
3050 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3051 * config/xtensa/linux-unwind.h: New file.
3053 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3055 * modulo-sched.c (get_sched_window): Fix comment typo.
3057 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3059 PR tree-optimization/34648
3060 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3062 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3064 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3065 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3067 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3069 PR rtl-optimization/34400
3070 * df-core.c (df_worklist_dataflow_overeager,
3071 df_worklist_dataflow_doublequeue): New functions.
3072 (df_worklist_dataflow): Two different worklist solvers.
3073 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3076 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3079 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3080 and ftree-parallelize-loops.
3082 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3084 PR rtl-optimization/34826
3085 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3087 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3089 * global.c (find_reg): Mark the eh regs as used if necessary.
3090 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3091 * ra.h (struct allocno): no_eh_reg field added. Changed
3092 no_stack_reg type to bitfield.
3094 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3096 * tree.c (substitute_in_expr): Add missing 'break'.
3098 2008-01-17 Richard Guenther <rguenther@suse.de>
3100 PR tree-optimization/34825
3101 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3102 x / x as division to handle.
3104 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3106 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3107 "-pthread" is specified.
3108 * pa-hpux11.h (LIB_SPEC): Likewise.
3110 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3111 Peter Bergner <bergner@vnet.ibm.com>
3113 PR rtl-optimization/33796
3114 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3116 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3118 PR libgfortran/34699
3119 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3121 * pa-hpux10.h (LINK_SPEC): Likewise.
3122 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3124 2008-01-16 Richard Guenther <rguenther@suse.de>
3127 * fold-const.c (fold_convert_const_int_from_int): Do not
3128 set overflow if that occured only because of a sign extension
3129 change when converting from/to a sizetype with the same
3130 precision and signedness.
3132 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3135 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3136 location address to the correct place. Update copyright year.
3138 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3140 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3141 no dependences in the dependence_relations vector.
3143 2008-01-16 Jan Hubicka <jh@suse.cz>
3145 PR rtl-optimization/31396
3146 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3147 * cfg.c (dump_reg_info): Print it.
3148 * regs.h (struct reg_info_t): add freq_calls_crossed.
3149 (REG_FREQ_CALLS_CROSSED): New macro.
3150 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3151 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3152 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3153 regmove_optimize): Update call crossed frequencies.
3154 * local-alloc.c (struct qty): Add freq_calls_crossed.
3155 (alloc_qty): Copute freq_calls_crossed.
3156 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3157 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3158 * ra.h (struct allocno): Add freq_calls_crossed.
3160 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3162 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3163 libgomp when compiling with ftree-parallelize-loops.
3164 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3166 2008-01-16 Richard Guenther <rguenther@suse.de>
3168 PR tree-optimization/34769
3169 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3170 * tree.c (int_cst_value): Instead make this function more
3171 permissive in what it accepts as valid input. Document this
3172 function always sign-extends the value.
3174 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3175 Richard Guenther <rguenther@suse.de>
3178 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3179 (gimple_fold_indirect_ref_rhs): ... this.
3180 (gimple_fold_indirect_ref): New function with foldings
3181 that preserve lvalueness.
3182 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3183 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3184 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3185 to fold an INDIRECT_REF, fall back to the old use of
3186 fold_indirect_ref_1.
3188 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3190 * tree-data-ref.c (subscript_dependence_tester_1): Call
3191 free_conflict_function.
3192 (compute_self_dependence): Same.
3194 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3197 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3198 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3200 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3201 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3202 for DWARF2_UNWIND_INFO targets.
3204 2008-01-16 Richard Guenther <rguenther@suse.de>
3207 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3208 type qualifiers for function types.
3210 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3212 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3213 loop_iterator li from previous commit.
3215 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3217 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3219 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3221 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3222 (parallelize_loops): Don't parallelize irreducible components.
3224 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3227 * c-opts (c_common_post_options): Do not enable CPP
3228 flag_pedantic_errors by default.
3230 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3232 PR rtl-optimization/31944
3233 * cse.c (remove_pseudo_from_table): New function.
3234 (merge_equiv_classes): Use above function to remove pseudo-registers.
3235 (invalidate): Likewise.
3237 2008-01-13 Richard Guenther <rguenther@suse.de>
3240 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3241 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3243 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3245 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3246 validate_change to unshare the source of the PC set.
3248 2008-01-12 Jan Hubicka <jh@suse.cz>
3251 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3252 references above array bounds. This might trigger bounds checks for
3255 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3257 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3258 new_replaceable_dependencies.
3260 2008-01-12 Doug Kwan <dougkwan@google.com>
3262 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3263 instead of OPT_Wreturn_type in warning due to ignored return type
3265 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3266 options included in -Wextra.
3267 * c.opt: New option -Wignored_qualifiers.
3268 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3269 -Wignore_qualifiers.
3270 (-Wignored-qualifiers): Document.
3271 (-Wreturn-type): Remove description of functionality now handled
3272 by -Wignored-qualifiers.
3274 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3277 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3278 NOP_EXPR if it is between integral types with the same precision.
3280 2008-01-12 Jan Hubicka <jh@suse.cz>
3283 * invoke.texi (max-inline-recursive-depth): Fix default value.
3285 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3287 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3290 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3292 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3294 2008-01-11 James E. Wilson <wilson@specifix.com>
3297 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3299 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3301 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3302 save/restore frame pointer register and don't use 'call-prologues'
3303 optimization in function with "OS_task" attribute.
3305 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3308 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3309 when copying to memory.
3311 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3313 PR rtl-optimization/30905
3314 * cfgcleanup.c: Include dce.h
3315 (crossjumps_occured): New global variable.
3316 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3317 If something changed, set crossjumps_occured to true.
3318 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3319 Don't add/remove fake edges to exit here...
3320 (cleanup_cfg): ...but do it here, when crossjumping.
3321 Run a fast DCE when successful crossjumps occured in the latest
3322 iteration of try_optimize_cfg.
3324 2008-01-11 Richard Guenther <rguenther@suse.de>
3326 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3327 (struct vn_unary_op_s): Likewise.
3328 (vn_reference_insert): Free old reference on hash collision.
3330 2008-01-10 Raksit Ashok <raksit@google.com>
3332 PR rtl-optimization/27971
3333 * combine.c (find_split_point): Split PLUS expressions which are
3334 inside a MEM rtx, and whose first operand is complex.
3336 2008-01-10 DJ Delorie <dj@redhat.com>
3338 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3339 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3340 (m32c_hard_regno_ok): Call the underlying function.
3342 2008-01-10 Richard Guenther <rguenther@suse.de>
3345 * tree-cfg.c (tree_merge_blocks): Do not go through the
3346 full-blown folding and stmt updating path if we just deal
3347 with virtual operands.
3348 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3349 test for abnormal SSA_NAMEs.
3351 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3354 * reload.c (push_reload): Add assertions. All constants from
3355 reg_equiv_constant should have been used for replacing the respective
3357 (find_reloads_address): Invoke find_reloads_address_part for
3358 constant taken from the reg_equiv_constant array.
3360 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3362 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3363 field (valnum) the first in the struct. Replace bools with
3366 2008-01-10 Richard Guenther <rguenther@suse.de>
3368 PR tree-optimization/34651
3369 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3370 types and ordering for masking and converting.
3372 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3374 PR tree-optimization/34017
3375 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3376 also for PHI_NODE expressions.
3378 2008-01-09 Jan Hubicka <jh@suse.cz>
3380 PR tree-optimization/34708
3381 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3382 based on number of case labels.
3383 (init_inline_once): Remove switch_cost.
3384 * tree-inline.h (eni_weights_d): Remove switch_cost.
3386 2008-01-09 Richard Guenther <rguenther@suse.de>
3387 Andrew Pinski <andrew_pinski@playstation.sony.com>
3390 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3391 temporary if an rvalue is ok or an lvalue is not required.
3393 2008-01-09 Richard Guenther <rguenther@suse.de>
3396 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3399 2008-01-09 Richard Guenther <rguenther@suse.de>
3402 * tree.c (host_integerp): Check for sizetype only if the
3403 type is an integer type.
3405 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3408 * opts.c (decode_options): Disable inlining of functions called
3409 once if not in unit-at-a-time mode.
3411 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3413 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3415 2008-01-08 Richard Guenther <rguenther@suse.de>
3418 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3419 out early if the result will be unused.
3421 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3426 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3427 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3430 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3432 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3433 for vectorization tuned.
3435 2008-01-08 Richard Guenther <rguenther@suse.de>
3437 PR tree-optimization/34683
3438 * tree-ssa-operands.c (operand_build_cmp): Export.
3439 * tree-ssa-operands.h (operand_build_cmp): Declare.
3440 * tree-vn.c (vuses_compare): Remove.
3441 (sort_vuses): Use operand_build_cmp.
3442 (sort_vuses_heap): Likewise.
3443 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3444 to re-use old VEC if available. Do not sort already sorted VUSEs.
3445 (vdefs_to_vec): Do not sort already sorted VDEFs.
3447 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3450 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3452 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3455 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3456 limitations of reciprocal sequences on x86 targets.
3458 2008-01-08 Richard Guenther <rguenther@suse.de>
3460 PR tree-optimization/34683
3461 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3463 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3466 * config/darwin.c (darwin_mergeable_string_section): Don't use
3467 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3469 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3472 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3473 negxf2. Macroize expander using X87MODEF mode iterator. Change
3474 predicates of op0 and op1 to register_operand.
3475 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3476 expander using X87MODEF mode iterator. Change predicates of
3477 op0 and op1 to register_operand.
3478 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3479 corresponding patterns and macroize using MODEF macro. Change
3480 predicates of op0 and op1 to register_operand and remove
3481 "m" constraint. Disparage "r" alternative with "!".
3482 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3483 macroize using X87MODEF macro. Change predicates of op0 and op1
3484 to register_operand and remove "m" constraint. Disparage "r"
3485 alternative with "!".
3486 (absneg splitter with memory operands): Remove.
3487 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3488 patterns and macroize using X87MODEF mode iterator.
3489 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3490 Change predicate of op1 to register_operand.
3491 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3492 for memory operands.
3494 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3496 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3498 2008-01-07 Richard Guenther <rguenther@suse.de>
3500 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3503 2008-01-07 Richard Guenther <rguenther@suse.de>
3505 PR tree-optimization/34683
3506 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3507 VOPs of the needed size to save memory. Use VEC_quick_push
3508 to save compile-time.
3509 (vdefs_to_vec): Likewise.
3511 2008-01-07 Sa Liu <saliu@de.ibm.com>
3513 * config/spu/spu.md (divdf3): Genetate inline code for double
3514 division. The implementation doesn't handle INF or NAN, therefore it
3515 only applies when -ffinite-math-only is given.
3517 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3520 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3521 * doc/cpp.texi ([Common Predefined Macros]): Document.
3523 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3525 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3526 order to use commutative addition instead of subtraction.
3528 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3529 Mircea Namolaru <namolaru@il.ibm.com>
3530 Vladimir Yanovsky <yanov@il.ibm.com>
3531 Revital Eres <eres@il.ibm.com>
3533 PR tree-optimization/34263
3534 * tree-outof-ssa.c (process_single_block_loop_latch,
3535 contains_tree_r): New functions.
3536 (analyze_edges_for_bb): Call process_single_block_loop_latch
3537 function to empty single-basic-block latch block if possible.
3539 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3541 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3543 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3545 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3547 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3549 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3551 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3553 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3555 PR tree-optimization/34618
3556 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3559 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3562 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3563 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3564 Update copyright year.
3566 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3567 Update copyright year.
3568 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3571 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3573 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3574 edge does not point to current bb before changing need_assert.
3576 2008-01-04 Richard Guenther <rguenther@suse.de>
3579 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3580 for verifying purposes if they are is_gimple_min_invariant.
3582 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3584 PR tree-optimization/34448
3585 PR tree-optimization/34465
3586 * gimplify.c (gimplify_init_constructor): Add new parameter
3587 notify_temp_creation. Use it.
3588 (gimplify_modify_expr_rhs): Take volatiles into account when
3589 optimizing constructors.
3590 Do not optimize constructors if gimplify_init_constructor will dump to
3592 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3593 * gcc.c-torture/compile/pr34448.c: New.
3595 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3597 PR gcov-profile/34609
3598 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3599 return_slot if result is TREE_ADDRESSABLE.
3601 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3603 * config/mips/mips.md (sqrt_condition): Tweak comment.
3604 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3606 2008-01-03 Tom Tromey <tromey@redhat.com>
3609 * c-common.c (c_type_hash): Handle VLAs.
3611 2008-01-03 Jan Hubicka <jh@suse.cz>
3613 PR tree-optimization/31081
3614 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3615 0 when inlining and not inlining to first basic block.
3616 (remap_decl): When var is initialized to 0, don't set default_def.
3617 (expand_call_inline): Set entry_bb.
3618 * tree-inline.h (copy_body_data): Add entry_bb.
3620 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3623 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3626 PR tree-optimization/29484
3627 * tree-inline.c (inline_forbidden_p_2): New function.
3628 (inline_forbidden_p): Disallow inlining if some static var
3629 has an address of a local LABEL_DECL in its initializer.
3630 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3633 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3635 PR tree-optimization/34635
3636 * tree-data-ref.c (add_other_self_distances): Make sure that the
3637 evolution step is constant.
3639 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3642 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3644 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3646 * tree-sra.c (scalarize_init): Insert the generate_element_init
3647 statements after the generate_element_zero statements.
3649 2008-01-02 Richard Guenther <rguenther@suse.de>
3653 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3654 for very large number of operands instead of ICEing.
3656 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3659 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3660 while stack probing.
3662 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3664 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3667 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3670 * tree-mudflap.c (mx_register_decls): Guard warning by
3671 !DECL_ARTIFICIAL check.
3673 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3675 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3676 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3677 sse5_perm<mode>): Fix constraints.