1 2006-01-13 Diego Novillo <dnovillo@redhat.com>
3 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
4 VAR is a tag, not its type tag.
6 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
8 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
9 alternatives to match style of other entries.
10 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
12 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
14 PR tree-optimization/25771
15 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
18 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
21 * tree-inline.c (declare_return_variable): If the return variable
22 was marked as a non gimple complex, set the return slot variable
23 to be a non gimple comple variable.
25 2006-01-13 Richard Guenther <rguenther@suse.de>
27 * builtins.c (expand_builtin_sincos): New function.
28 (expand_builtin_mathfn_3): Remove dead code, sin and cos
30 (expand_builtin): Expand sincos using expand_builtin_sincos.
32 2006-01-12 DJ Delorie <dj@redhat.com>
34 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
35 shift counts, separate SI shifts for m32c vs m16c, pass shift type
36 so that constant shifts can be split.
37 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
38 (m32c_valid_pointer_mode): Make static.
39 (shift_gen_func_for): New.
40 (m32c_prepare_shift): Use it. Split large const shifts into
42 * config/m32c/predicates.md (shiftcount_operand): Allow more
44 (longshiftcount_operand): New.
45 * doc/md.texi (Machine Constraints): Document In6.
47 2006-01-13 Ben Elliston <bje@au.ibm.com>
49 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
50 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
53 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
55 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
56 to try to avoid clobbering pieces of structures when we know
57 something about the whole structure.
58 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
60 2006-01-13 Ben Elliston <bje@au.ibm.com>
62 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
63 return in memory, as this is no limitation is no longer present.
65 2006-01-12 DJ Delorie <dj@redhat.com>
67 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
68 mova with fb, and for fb+0 -> An.
70 * config/m32c/mov.md (peephole2): Fix enabling logic.
72 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
73 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
74 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
75 FINI_ARRAY_SECTION_ASM_OP): Define.
77 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
79 (m32c_legitimize_reload_address): New logic to reload FB to An.
80 (m32c_output_reg_push): Add newline.
81 (m32c_output_reg_pop): Likewise.
83 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
85 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
87 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
89 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
91 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
93 * config/sh/predicates.md (sh_rep_vec): Add parallel to
96 2006-01-11 Ben Elliston <bje@au.ibm.com>
98 * rtlanal.c (find_reg_note): Assert insn is not null.
100 2005-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
102 * df-scan.c (df_hard_reg_init): Move declaration of i outside
105 2006-01-11 Jeff Law <law@redhat.com>
107 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
109 (mark_threaded_blocks, register_jump_thread): New functions.
110 (thread_through_all_blocks): Remove unwanted argument. No
111 longer rely on e->aux to communicate thread target info.
112 Call mark_threaded_blocks. Release the threaded_blocks
113 bitmap and threaded_edges vector when complete.
114 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
115 (threaded_blocks): Remove.
116 (tree_ssa_dominator_optimize): Remove initialization and
117 finalization of threaded_blocks. Simplify call to
118 thread_through_all_blocks.
119 (thread_across_edge): Call register_jump_thread rather than
120 storing thread information into e->aux.
121 (free_all_edge_infos): Simplify now that e->aux is no longer
122 used to communicate with thread_through_all_blocks.
123 * tree-flow.h (thread_through_all_blocks): Update prototype.
124 (register_jump_thread): Prototype.
126 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
128 * df-core.c (df_compact_blocks, df_bb_replace): Use
129 SET_BASIC_BLOCK instead of BASIC_BLOCK.
131 2006-01-11 Richard Guenther <rguenther@suse.de>
133 PR tree-optimization/25734
134 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
135 stop propagation after successful propagation to the LHS.
137 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
139 * basic-block.h (control_flow_graph): Change the type of
140 x_basic_block_info to VEC(basic_block,gc) *.
141 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
143 (SET_BASIC_BLOCK): New.
144 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
145 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
146 * cfgbuild.c (find_basic_blocks): Likewise.
147 * cfglayout.c (fixup_reorder_chain): Likewise.
148 * cfgrtl.c (create_basic_block_structure,
149 rtl_create_basic_block): Likewise.
150 * ifcvt.c (find_if_case_1): Likewise.
151 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
154 2005-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
156 * Makefile.in: Removed rotted odf.c entry.
158 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
161 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
162 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
163 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
164 output pattern modifier, not %e.
165 * config/cris/cris.c (cris_op_str): Update comment about pattern
167 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
168 before falling through into...
169 <case 'E'>: Redefined from old 'e' case.
171 2006-01-11 Jan Hubicka <jh@suse.cz>
174 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
176 2006-01-11 Jan Hubicka <jh@suse.cz>
178 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
179 * i386.c (x86_decompose_lea): Kill.
180 (ix86_rtx_costs): Kill.
182 2006-01-11 Jan Hubicka <jh@suse.cz>
184 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
185 * cgraph.h (cgraph_node): Add inline_decl.
186 (cgraph_insert_node_to_hashtable): Declare.
187 (save_inline_function_body): Declare.
188 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
190 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
191 (cgraph_function_versioning): Update call of tree_function_versioning.
192 (save_inline_function_body): New function.
193 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
194 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
195 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
196 (cgraph_default_inline_p): Likewise.
197 (cgraph_decide_inlining_incrementally): Likewise.
198 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
199 (copy_bb): Kill saving; do updating of clones.
200 (copy_cfg_body): Kill saving.
201 (initialize_inlined-parameters): Likewise.
202 (expand_call_inline): Likewise.
204 (tree_function_versioning): New parameter "update_clones".
205 (inlining_p): Kill saving.
206 * tree-inline.h (tree_function_versioning): Update prototype.
207 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
210 2006-01-11 Ian Lance Taylor <ian@airs.com>
212 * combine.c (struct undo): Remove is_int. Enumify types of undos.
213 Allow undoing set of machine mode.
214 (do_SUBST): Use enums instead of is_int.
215 (do_SUBST_MODE): New function.
216 (SUBST_MODE): New macro.
217 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
218 reg and trying to replace reg_regno_rtx with a new register.
219 (undo_all): Use new enums, handle undoing a PUT_MODE change.
220 (simplify_set): Use SUBST_MODE.
221 (distribute_notes): Remove code that tried to update reg notes
222 for regno_reg_rtx changes.
224 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
226 PR tree-optimization/23109
227 PR tree-optimization/23948
228 PR tree-optimization/24123
230 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
231 * tree-cfg.c (single_noncomplex_succ): New.
232 * tree-flow.h (single_noncomplex_succ): Declare it.
233 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
234 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
235 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
236 insert_bb, register_division_in, insert_reciprocals,
237 replace_reciprocal, free_bb): New.
238 (execute_cse_reciprocals_1): Rewritten.
239 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
240 Do not commit any edge insertion. Always compute dominators and
241 create the allocation pool.
242 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
243 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
244 * targhooks.c (default_min_divistions_for_recip_mul): New.
245 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
246 * passes.c (init_optimization_passes): Run recip after tree loop
248 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
250 2005-01-11 Danny Berlin <dberlin@dberlin.org>
251 Kenneth Zadeck <zadeck@naturalbridge.com>
253 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
254 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
255 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
256 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
257 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
258 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
259 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
260 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
261 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
262 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
263 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
264 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
265 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
266 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
267 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
268 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
269 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
270 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
271 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
272 DF_SCAN_POST_ALLOC): New macros.
273 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
274 df_free_bb_function, df_local_compute_function, df_init_function,
275 df_dataflow_function, df_confluence_function_0,
276 df_confluence_function_n, df_transfer_function,
277 df_finalizer_function, df_free_function, df_dump_problem_function,
278 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
279 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
280 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
281 df_urec_bb_info, ) New types.
282 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
284 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
285 df_analyze_simple_change_some_blocks,
286 df_analyze_simple_change_one_block, df_compact_blocks,
287 df_bb_replace, df_bb_regno_last_use_find,
288 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
289 df_insn_regno_def_p, df_find_def, df_find_use,
290 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
291 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
292 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
293 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
294 debug_df_chain, df_get_dependent_problem, df_chain_create,
295 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
296 df_grow_bb_info, df_chain_dump, df_print_bb_index,
297 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
298 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
299 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
300 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
301 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
302 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
303 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
304 df_ref_remove, df_insn_refs_delete, df_refs_delete,
305 df_reorganize_refs, df_set_state, df_hard_reg_init,
306 df_read_modify_subreg_p) New public functions.
307 * df-core.c: The core dataflow solver and glue routines for rtl
309 (df_init, df_add_problem, df_set_blocks, df_finish,
310 df_hybrid_search_forward, df_hybrid_search_backward,
311 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
312 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
313 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
314 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
315 df_reg_defined, df_find_use, df_reg_used, df_dump,
316 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
317 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
318 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
319 debug_df_useno, reset_df_after_reload): New functions.
320 * df-scan.c: The scanning fuctions, once in df.c, completely
321 rewritten so that they now fully model the functionality of
322 register usage at the backend.
323 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
324 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
325 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
326 df_grow_insn_info, df_rescan_blocks, df_ref_create,
327 df_get_artificial_defs, df_get_artificial_uses,
328 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
329 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
330 df_refs_delete, df_reorganize_refs, df_set_state,
331 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
332 df_def_record_1, df_defs_record, df_uses_record,
333 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
334 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
335 df_record_exit_block_uses, df_hard_reg_init): New functions.
337 * df-problems.c: Seven concrete dataflow problems that use the
338 scanning in df-scan.c and are solved by the engine in df-core.c.
339 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
340 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
341 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
342 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
343 df_ru_free_bb_info, df_ru_alloc,
344 df_ru_bb_local_compute_process_def,
345 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
346 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
347 df_ru_transfer_function, df_ru_free, df_ru_dump,
348 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
349 df_rd_free_bb_info, df_rd_alloc,
350 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
351 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
352 df_rd_transfer_function, df_rd_free, df_rd_dump,
353 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
354 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
355 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
356 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
357 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
358 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
359 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
360 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
361 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
362 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
363 df_urec_mark_reg_change, df_urec_check_earlyclobber,
364 df_urec_mark_reg_use_for_earlyclobber,
365 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
366 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
367 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
368 df_urec_dump, df_urec_add_problem, df_chain_alloc,
369 df_chain_create_bb_process_use, df_chain_create_bb,
370 df_chain_finalize, df_chain_free, df_chains_dump,
371 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
372 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
373 df_reg_lifetime): New functions.
374 * df.c: Deleted file.
375 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
376 consistent with new df api.
377 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
378 rest_of_handle_sms): Ditto.
379 * web.c (unionfind_union, union_defs, entry_register, web_main):
381 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
382 invariant_expr_equal_p, find_defs, check_dependencies,
383 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
384 free_inv_motion_data, move_loop_invariants): Ditto.
385 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
387 (odf.c): Added defective entry that was deleted later in day.
388 * sched-deps.c (sched_analyze_1): Ditto.
390 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
392 * tree-ssa-operands.c (get_expr_operands): Record addressable
393 variables directly. Do not call add_stmt_operands for CONST_DECLs
395 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
396 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
398 2006-01-11 Ben Elliston <bje@au.ibm.com>
400 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
401 function returns true in the positive case.
403 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
406 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
407 for SI, DI, SF and DF modes. Add alternatives to copy between
408 general and floating point registers to the 32-bit patterns.
409 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
410 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
411 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
412 generating 64-bit code.
413 * config/pa/pa.c (output_move_double): Handle copies between general
414 and floating registers.
416 2006-01-10 Stuart Hastings <stuart@apple.com>
418 * config/i386/i386.md (set_got): Update.
419 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
420 (builtin_setjmp_receiver): Mach-O support.
421 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
422 (GOT_SYMBOL_NAME): Define.
423 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
424 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
425 * config/i386/i386.c (override_options): Revise for Darwin.
426 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
427 support. (darwin_x86_file_end): New. (output_set_got): Add label
428 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
429 * config/i386/i386-protos.h (output_set_got): Likewise.
430 * config/darwin.c (machopic_legitimize_pic_address): Update
433 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
435 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
436 when MODE isn't BLKmode.
438 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
440 PR rtl-optimization/25367
441 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
443 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
446 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
447 for a negative bound.
449 2006-01-10 Richard Guenther <rguenther@suse.de>
451 * tree-ssa-structalias.c (get_constraint_for_component_ref):
452 Never override with anything constraint.
454 2006-01-10 Jan Beulich <jbeulich@novell.com>
456 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
457 256 bits when optimize_size.
459 2006-01-10 Jan Beulich <jbeulich@novell.com>
461 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
463 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
464 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
467 2006-01-10 Ben Elliston <bje@au.ibm.com>
469 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
471 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
472 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
473 (USE_FP_FOR_ARG): Reject decimal float modes.
474 (function_arg_advance): Likewise.
475 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
476 (rs6000_handle_altivec_attribute): Do not permit decimal floating
477 point types in AltiVec vectors.
478 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
479 (rs6000_libcall_value): Likewise.
481 2006-01-09 Bob Wilson <bob.wilson@acm.org>
483 * config/xtensa/ieee754-df.S: New file.
484 * config/xtensa/ieee754-sf.S: New file.
485 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
486 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
487 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
489 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
491 * config/sh/predicates.md (binary_float_operator,
492 binary_logical_operator, commutative_float_operator,
493 equality_comparison_operator, greater_comparison_operator,
494 less_comparison_operator, logical_operator,
495 noncommutative_float_operator, shift_operator,
496 symbol_ref_operand, unary_float_operator): Remove redundant
499 2006-01-09 Jeff Law <law@redhat.com>
501 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
502 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
503 now unused arguments. Callers updated.
504 (eliminate_redundant_computations): Remove now unused arguments,
506 (local_fold): Remove, no longer used.
507 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
509 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
510 (simplify_cond): New function.
511 (forward_propagate_into_cond): Call simplify_cond.
513 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
515 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
516 (*vec_extractv2di_1_sse): New.
518 2006-01-09 Ben Elliston <bje@au.ibm.com>
520 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
522 2006-01-08 Richard Guenther <rguenther@suse.de>
524 * tree-ssa-structalias.c (get_constraint_for): Remove
526 (get_constraint_for_component_ref): Likewise.
527 (do_deref): Likewise.
528 (get_constraint_for): Likewise.
529 (do_structure_copy): Likewise.
530 (handle_ptr_arith): Likewise.
531 (find_func_aliases): Likewise. Remove unused need_anyoffset
534 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
535 Kaz Kojima <kkojima@gcc.gnu.org>
537 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
538 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
539 (EXTRA_CONSTRAINT_C16): Remove.
540 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
541 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
542 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
543 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
544 constants of SHmedia. Handle nested constant expressions of
546 (andcosts): Fix the costs for SHmedia constants.
547 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
548 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
549 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
550 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
551 (movv4hi_i, movv2si_i): Likewise.
552 (movsi_const): Adjust the second operand of ior so to match with
554 (movdi_const, movdi_const_32bit): Likewise.
555 (movdi_const_16bit+1): Don't sign-extend LOW.
556 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
558 (*double_shori): Fix the split condition. Use GEN_INT instead
559 of get_int_mode calls. Mask lower 16-bit of the argument of
561 (sym2GOTPLT): Remove.
562 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
564 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
565 instead of EXTRA_CONSTRAINT_C16.
567 2006-01-07 Ian Lance Taylor <ian@airs.com>
568 David Edelsohn <edelsohn@gnu.org>
570 PR rtl-optimization/25662
571 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
572 for constant operands instead of simplify_gen_binary.
573 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
574 after trying simplify_binary_operation
576 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
578 * tree.c (iterative_hash_expr): Hash decls based on UID.
580 2006-01-06 Eric Christopher <echristo@apple.com>
582 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
583 (TARGET_UNWIND_EMIT): Fix spelling.
584 * target.h (gcc_target): Add except_table_label.
585 * except.c (output_function_exception_table): Use.
586 * varasm.c (default_emit_except_table_label): New.
587 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
590 * output.h (default_emit_except_table_label): Prototype.
591 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
592 * config/darwin.c (darwin_emit_except_table_label): Define.
593 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
595 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
597 PR tree-optimization/18527
598 * tree-ssa-loop-niter.c (number_of_iterations_cond,
599 number_of_iterations_special, number_of_iterations_exit):
600 Move base and step of an iv to a single structure. Add
601 no_overflow flag, and use it in # of iterations analysis.
602 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
603 folded_casts argument.
604 (simple_iv): Pass base and step in a structure. Set no_overflow
606 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
607 Evaluate expensiveness of computing # of iterations instead of
608 the final expression.
609 * tree-scalar-evolution.h (affine_iv): New structure.
610 (simple_iv): Declaration changed.
611 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
612 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
613 find_givs_in_stmt): Changed due to simple_iv change.
615 2006-01-06 Jeff Law <law@redhat.com>
618 * tree-cfg.c (bsi_replace): Rename final argument from
619 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
620 change (stmt -> orig_stmt).
621 * tree-eh.c (verify_eh_throw_stmt_node): New function.
622 (bsi_remove): Add new argument. Remove EH information
624 (verify_eh_throw_table_statements): New function.
625 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
627 * tree-optimize.c (execute_free_cfg_annotations): Verify
628 the EH throw statement table after removing annotations.
629 * except.h (verify_eh_throw_table_statements): Prototype.
630 * tree-flow.h (bsi_remove): Update prototype.
631 * tree-vrp.c (remove_range_assertions): Add new argument to
633 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
634 * tree-complex.c (expand_complex_div_wide): Likewise.
635 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
636 * tree-tailcall.c (eliminate_tailcall): Likewise.
637 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
638 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
639 * tree-nrv.c (tree_nrv): Likewise.
640 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
641 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
642 (combine_blocks): Likewise.
643 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
644 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
645 (cleanup_control_flow): Likewise.
646 (remove_forwarder_block): Likewise.
647 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
648 * tree-sra.c (sra_replace): Likewise.
649 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
650 (forward_propagate_single_use_vars): Likewise.
651 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
652 * tree-inline.c (expand_call_inline): Likewise.
653 * tree-vect-transform.c (vect_transform_loop): Likewise.
654 * tree-outof-ssa.c (rewrite_trees): Likewise.
655 * tree-cfg.c (make_goto_expr_edges): Likewise.
656 (cleanup_dead_labels): Likewise.
657 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
658 (bsi_move_before, bsi_move_after): Likewise.
659 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
660 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
662 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
665 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
667 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
668 on non gimple variables. Also add checks at the top for decls and
670 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
672 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
673 and IMAGPART_EXPR for creating MUST_DEFs.
674 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
675 and NAME_MEMORY_TAG separately from the DECLs.
677 2006-01-06 Richard Guenther <rguenther@suse.de>
679 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
680 annotation, if necessary.
681 * tree-ssa-pre.c (create_expression_by_pieces): Remove
682 redundant calls to update_stmt.
683 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
686 2006-01-05 Richard Henderson <rth@redhat.com>
688 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
690 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
692 * c-typeck.c: Update copyright date.
694 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
696 * c-typeck.c (build_c_cast): Always warn when casting
697 from a pointer to an integer of different size, even if
698 the node was constant.
700 2006-01-05 Richard Guenther <rguenther@suse.de>
702 PR tree-optimization/22555
703 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
704 if one structure field is an array.
705 * tree-ssa-operands.c (get_expr_operands): Continue scanning
706 operands even if we found a subvar, but ignore VOPs in this
708 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
710 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
712 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
715 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
717 2006-01-05 Richard Guenther <rguenther@suse.de>
718 Diego Novillo <dnovillo@redhat.com>
720 * tree-pass.h (TODO_remove_unused_locals): Define.
721 * gimple-low.c (expand_var_p, remove_useless_vars,
722 pass_remove_useless_vars): Remove. Update all users.
723 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
724 (remove_unused_locals): New function.
725 * tree-flow.h (remove_unused_locals): Declare.
726 * passes.c (execute_todo): Call remove_unused_locals if
727 TODO_remove_unused_locals is set.
728 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
729 * tree-ssa-dce.c (pass_dce): Likewise.
730 * tree-outof-ssa.c (pass_del_ssa): Likewise.
732 2006-01-05 Richard Guenther <rguenther@suse.de>
734 * tree-flow.h (struct fieldoff): Decompose field to
736 * tree-ssa-alias.c (create_sft): Take type as parameter.
737 (create_overlap_variables_for): Store type, size and decl
738 in the fieldoff structure.
739 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
741 (push_fields_onto_fieldstack): Likewise.
742 (create_variable_info_for): Likewise. Use offset for the
743 SFT name if the decl is not available.
745 2006-01-04 Paul Brook <paul@codesourcery.com>
747 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
749 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
751 * lambda-code.c (can_put_in_inner_loop): Relax
753 (can_put_after_inner_loop): New function.
754 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
755 (perfect_nestify): Change to make copies and modify uses.
757 2006-01-04 Richard Henderson <rth@redhat.com>
759 Merge from gomp branch:
760 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
761 via integer constant.
762 (pragma_lex): Remove.
763 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
764 rather than parsing it.
765 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
766 handle_pragma_extern_prefix): Add %< %> quotes.
767 (registered_pragmas): New.
768 (c_register_pragma_1): New.
769 (c_register_pragma): Use it.
770 (c_register_pragma_with_expansion): Likewise.
771 (c_invoke_pragma_handler): New.
772 (init_pragma): Use cpp_register_deferred_pragma directly for
774 * c-pragma.h (enum pragma_kind): New.
775 (pragma_handler): New.
776 (c_invoke_pragma_handler): Declare.
777 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
779 * c-common.h (c_common_pch_pragma): Update decl.
780 * Makefile.in (c-parser.o): Update dependencies.
781 (GTFILES): Add c-pragma.h.
782 * c-parser.c (struct c_token): Add pragma_kind.
783 (struct c_parser): Add in_pragma.
784 (c_lex_one_token): Always initialize keyword and pragma_kind.
785 Extract data for CPP_PRAGMA.
786 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
787 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
788 Don't allow CPP_PRAGMA_EOL if in_pragma.
789 (c_parser_consume_pragma): New.
790 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
791 (c_parser_skip_to_end_of_parameter): Likewise.
792 (c_parser_skip_to_end_of_block_or_statement): Likewise.
793 (c_parser_skip_to_pragma_eol): New.
794 (c_parser_external_declaration): Handle CPP_PRAGMA.
795 (c_parser_compound_statement_nostart): Likewise.
796 (c_parser_statement_after_labels): Likewise.
797 (c_parser_pragma): New.
798 (pragma_lex): Likewise.
799 (c_parser_pragma_pch_preprocess): New.
800 (c_parser_new): Merge into ...
801 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
803 2006-01-04 Jeff Law <law@redhat.com>
806 * tree-cfg.c (bsi_replace): Remove the original statement
807 from the EH throw statement table.
809 2006-01-04 Jakub Jelinek <jakub@redhat.com>
811 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
812 make the prototype extern "C" and add throw ().
815 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
816 and pos non-negative and pos + len <= 32.
817 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
818 drop pos + len < HOST_BITS_PER_WIDE_INT test.
819 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
822 * c-common.c (handle_vector_size_attribute): Reject zero vector size
823 as well as sizes not multiple of component size.
826 * function.c (instantiate_expr): New function.
827 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
828 walk its DECL_VALUE_EXPR with instantiate_expr.
830 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
831 DW_OP_deref{,_size} if address isn't going to be added.
833 2006-01-04 Ben Elliston <bje@au.ibm.com>
835 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
836 * config/fp-bit.c: Likewise.
838 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
840 * dominance.c: Add comment about why we use DFS numbering
843 2006-01-03 Jakub Jelinek <jakub@redhat.com>
844 Richard Henderson <rth@redhat.com>
846 Merge from gomp-branch:
847 * varasm.c (assemble_variable): Handle thread-local COMMON data.
848 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
850 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
852 PR rtl-optimization/25578
853 * combine.c (combine_simplify_rtx, force_to_mode): Don't
854 pass a parameter to simplify_shift_const if changing ASHIFTRT
857 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
859 * builtins.c (get_builtin_sync_mem): New function.
860 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
861 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
862 Call get_builtin_sync_mem to generate mem rtx.
864 2006-01-03 Richard Guenther <rguenther@suse.de>
867 * stmt.c (add_case_node): Make sure to clear overflow flags
870 2006-01-03 Jakub Jelinek <jakub@redhat.com>
872 Merge from gomp-branch.
873 * config/sparc/sync.md: New file.
874 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
875 UNSPECV_LDSTUB): New constants.
876 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
877 * config/sparc/predicates.md (memory_reg_operand): New predicate.
878 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
881 2006-01-03 Roger Sayle <roger@eyesopen.com>
883 * combine.c (reg_subword_p): New predicate to test whether the
884 destination of a set refers to a subword/piece of a register.
885 (try_combine): Generalize the code to merge the setting of a
886 pseudo to a constant followed by a set of a subword of that
887 register to a constant.
889 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
891 * basic-block.h (control_flow_graph): Change the type of
892 x_label_to_block_map to VEC(basic_block,gc) *.
893 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
894 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
896 * tree-ssa-propagate.c (cfg_blocks): Change the type to
897 VEC(basic_block,heap) *.
898 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
899 ssa_prop_fini): Adjust the uses of cfg_blocks.
901 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
903 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
905 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
906 hashing trees instead of a pointer hash.
907 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
908 compare for MEM_EXPR.
910 PR rtl-optimization/25130
911 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
912 when comparing MEMs for GCSE
914 2006-01-03 Ben Elliston <bje@au.ibm.com>
916 * targhooks.h (default_decimal_float_supported_p): Declare.
917 * targhooks.c (default_decimal_float_supported_p): Define.
918 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
919 `default_decimal_float_supported_p'.
920 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
922 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
924 * combine.c (apply_distributive_law <SUBREG>): Check
925 TRULY_NOOP_TRUNCATION.
927 2006-01-02 Geoffrey Keating <geoffk@apple.com>
929 * dwarf2out.c (have_switched_text_section): Delete.
930 (have_multiple_function_sections): New.
931 (have_location_lists): Make 'bool'.
932 (add_AT_loc_list): Use 'true' not '1'.
933 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
934 (output_loc_list): Use have_multiple_function_sections.
935 (output_ranges): Likewise.
936 (dwarf2out_begin_function): Set have_multiple_function_sections if
938 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
939 Check function_section rather than DECL_SECTION_NAME.
940 (dwarf2out_finish): Use have_multiple_function_sections.
941 Don't clear have_location_lists.
943 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
944 Jan Hubicka <jh@suse.cz>
946 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
947 case of conditional jump jumping to the next instruction.
948 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
949 cases of conditional jump jumping to the next instruction.
951 2006-01-02 Jan Hubicka <jh@suse.cz>
953 * i386.c (*_cost): Add COSTS_N_INSNS.
954 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
956 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
959 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
961 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
963 * config/arm/arm.c (all_fpus): Fix comment typo.
964 * config/darwin.c: Likewise.
965 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
966 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
967 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
969 2006-01-01 David Edelsohn <edelsohn@gnu.org>
971 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
972 (rs6000_split_compare_and_swapqhi): New.
973 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
974 (sync_compare_and_swapqhi_internal): New.
975 * config/rs6000/rs6000-protos.h: Declare.