1 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3 PR tree-optimization/20920
4 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
5 SSA_NAME flows through an abnormal edge.
6 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
7 through abnormal edges.
8 (maybe_add_assert_expr): Likewise.
10 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
12 * config/s390/s390.h (s390_tune_string, s390_arch_string)
13 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
14 (s390_stack_size_string, s390_stack_guard_string, target_flags)
15 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
16 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
17 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
18 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
19 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
20 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
21 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
22 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
23 (TARGET_HANDLE_OPTION): Likewise.
24 (s390_tune): Initialize to PROCESSOR_max.
25 (s390_arch_string): Make static.
26 (s390_tune_string, s390_warn_framesize_string): Delete.
27 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
28 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
29 (s390_handle_arch_option, s390_handle_option): New functions.
30 (override_options): Remove parsing of option strings.
31 * config/s390/s390.opt: New file.
33 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
35 * tree-complex.c (expand_vector_operations): Call
36 update_stmt_if_modified.
38 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
40 * tree-vect-analyze (vect_determine_vectorization_factor):
41 Do not use GET_MODE_NUNITS.
42 * tree-vect-transform.c (vect_get_vec_def_for_operand,
43 (vectorizable_load, vect_transform_loop): Likewise.
45 2005-04-11 Uros Bizjak <uros@kss-loka.si>
47 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
48 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
49 * optabs.h (enum optab_index): Add new OTI_lceil.
50 (lceil_optab): Define corresponding macro.
51 * optabs.c (init_optabs): Initialize lceil_optab.
52 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
53 and lceildi2 patterns.
54 * builtins.c (expand_builtin_int_roundingfn): Handle
55 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
56 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
57 BUILT_IN_LLCEIL{,F,L}.
58 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
59 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
60 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
61 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
62 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
63 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
64 into lceil built-in function and (long long int)ceil{,f,l} into
65 llceil built-in function.
66 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
69 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
71 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
74 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
76 * config/arm/arm.c: Fix a comment typo.
77 * doc/tree-ssa.texi: Fix a typo.
79 2005-04-10 Steven Bosscher <stevenb@suse.de>
81 * cselib.c (clear_table): Rename to cselib_clear_table.
82 * cselib.h (cselib_clear_table): Add prototype.
83 * gcse.c (gcse_main): Make 'f' argument unused.
84 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
85 of each basic block instead.
86 (compute_sets, compute_hash_table_work): Likewise.
87 (constprop_register): Change int 'alter_jumps' argument to bool.
88 (do_local_cprop): Likewise.
89 (local_cprop_pass): Likewise. Also walk basic blocks instead of
90 the insn chain. Explicitly clear the cselib tables after finishing
91 one basic block. Make sure there are no unterminated libcall blocks.
92 Update compute_sets call.
93 (cprop): Walk basic blocks instead of the insn chain.
94 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
96 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
99 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
101 * combine.c (combine_simplify_rtx): Remove a transformation that
102 relies on an invalid assumption about rtl sign-extension semantics.
104 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
106 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
107 to build_int_cst_wide.
109 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
112 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
113 set the original address pseudo to the correct value before the
114 original insn, if possible, and leave the insn alone, otherwise
115 create a new pseudo, set it and replace it in the insn.
116 * recog.c (validate_change_maybe_volatile): New.
117 * recog.h (validate_change_maybe_volatile): Declare.
119 2005-04-09 Caroline Tice <ctice@apple.com>
121 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
122 Remove targetm.have_named_sections test.
123 (fix_edges_for_rarely_executed_code): Likewise.
124 (insert_section_boundary_note): Likewise.
125 (reorder_basic_blocks): Check partitioning flag before calling
126 verify_hot_cold_block_grouping.
127 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
128 the function struct rather than global variables.
129 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
130 (COLD_END_LABEL): Likewise
131 (cold_text_section_label): New static global variable.
132 (cold_end_label): Likewise.
133 (dwarf2out_switch_text_section): Get hot/cold section labels from
134 the function struct rather than global variables.
135 (output_aranges): Use cold_text_section_label and cold_end_label;
136 check partitioning flag before putting out delta.
137 (output_ranges): Remove incorrect code attempting to use
139 (output_line_info): Get cold section label from function struct.
140 (add_location_or_const_value_attribute): Likewise.
141 (get_subprogram_die): Get hot/cold section labels from function struct.
142 (dwarf2out_var_location): Likewise.
143 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
144 write out cold_text_section_label if partition flag is set.
145 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
146 * function.h (struct function): Add new fields to point to hot/cold
147 section labels: hot_section_label, cold_section_label,
148 hot_section_end_label and cold_section_end_label; also add new field
149 for cold text section name, unlikely_text_section_name.
150 * opts.c (decode_options): Turn off partitioning flag if
151 !targetm.have_named_sections.
152 * output.h (hot_section_label): Remove.
153 (hot_section_end_label): Remove.
154 (cold_section_end_label): Remove.
155 (unlikely_section_label): Remove.
156 (unlikely_text_section_name): Remove.
157 * passes.c (rest_of_handle_final): Remove code that frees
158 unlikely_text_section_name.
159 * varasm.c (unlikely_section_label): Remove.
160 (hot_section_label): Remove.
161 (hot_section_end_label): Remove.
162 (cold_section_end_label): Remove.
163 (unlikely_text_section_name): Remove.
164 (initialize_cold_section_name): Modify to call
165 targetm.strip_name_encoding; to store cold section name in current
166 function struct, if it exists; and to only use the decl_section_name
167 if flag_named_sections is true.
168 (unlikely_text_section): Modify to get section name out of current
169 function struct, if there is one; otherwise build it from
170 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
171 (in_unlikely_text_section): Likewise.
172 (named_section): Modify to get/put cold section name in current function
173 struct, if there is one.
174 (function_section): Change 'bool unlikely' to 'int reloc'; check
175 targetm.have_named_sections before calling named_section.
176 (current_function_section): Likewise.
177 (assemble_start_function): Modify to get/put unlikely_text_section_name
178 in current function struct; modify to get hot/cold section labels
179 from function struct; initialize labels using
180 ASM_GENERATE_INTERNAL_LABEL;
181 test partitioning flag before writing out hot section label.
182 (assemble_end_function): Test partitioning flag before writing out
183 hot/cold section labels.
184 (default_section_type_flags_1): Modify to use array instead of
185 char* for unlikely_text_section_name; set flags correctly for
186 cold text section if there is not a current function decl.
188 2005-04-09 Jakub Jelinek <jakub@redhat.com>
190 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
191 and TI_VA_LIST_FPR_COUNTER_FIELD.
192 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
193 * tree-pass.h (pass_stdarg): Add.
194 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
195 * tree-stdarg.c: New file.
196 * tree-stdarg.h: New file.
197 * Makefile.in (OBJS-common): Add tree-stdarg.o.
198 (tree-stdarg.o): Add dependencies.
199 * function.h (struct function): Add va_list_gpr_size and
200 va_list_fpr_size fields.
201 * function.c (allocate_struct_function): Initialize them.
202 * target.h (struct gcc_target): Add stdarg_optimize_hook.
203 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
204 (TARGET_INITIALIZER): Add it.
206 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
207 va_list_{g,f}pr_counter_field.
208 (ix86_setup_incoming_varargs): Don't do anything if reg_save
209 area will not be used. Only save registers that tree-stdarg.c
210 detected they need saving.
211 (ix86_va_start): Don't set up fields that won't be used.
213 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
214 va_list_{g,f}pr_counter_field.
215 (setup_incoming_varargs): Don't do anything if reg_save
216 area will not be used. Only save registers that tree-stdarg.c
217 detected they need saving.
218 (rs6000_va_start): Don't set up fields that won't be used.
220 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
221 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
222 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
223 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
225 2005-04-09 Jakub Jelinek <jakub@redhat.com>
228 * config/i386/i386.c (construct_container): Pass empty aligned
229 struct, union or class in memory.
231 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
233 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
234 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
235 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
236 config/rs6000/predicates.md: Fix comment typos.
238 * sched-int.h (haifa_insn_data): Remove blockage and units.
239 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
240 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
241 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
243 2005-04-09 Jan Hubicka <jh@suse.cz>
244 Steven Bosscher <stevenb@suse.de>
246 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
247 * cfgloop.c (get_loop_exit_edges): Likewise.
248 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
250 * loop-unroll.c (analyze_insns_in_loop): Likewise.
251 * tree-cfg.c (dump_cfg_status): Likewise.
253 2005-04-09 David Edelsohn <edelsohn@gnu.org>
255 * config/rs6000/predicates.md (altivec_register_operand): Remove
256 redundant match_code test.
257 (gpc_reg_operand): Same.
258 (cc_reg_operand): Same.
259 (cc_reg_not_cr0_operand): Same.
261 2005-04-09 Jan Hubicka <jh@suse.cz>
263 Forgotten hunk from my last merge patch:
264 * final.c (output_addr_const): Do not call mark_referenced.
266 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
268 * doc/tree-ssa.texi: Add immediate use documentation.
270 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
272 * arm.c (FL_WBUF): Define.
273 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
274 (arm_is_6_or_7): Delete.
275 (arm_tune_wbuf): New.
276 (arm_override_options): Set arm_tune_wbuf.
277 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
278 (arm_is_6_or_7): Delete declaration.
279 (arm_tune_wbuf): New declartion.
280 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
281 (model_wbuf): Derive from arm_tune_wbuf.
282 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
283 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
284 (arm740t): Mark CPUs as having a write buffer.
286 2005-04-09 Uros Bizjak <uros@kss-loka.si>
288 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
289 of 'const_double_operand' in operand 2 constraints. Update enable
292 2005-04-09 Uros Bizjak <uros@kss-loka.si>
294 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
295 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
296 * optabs.h (enum optab_index): Add new OTI_lfloor.
297 (lfloor_optab): Define corresponding macro.
298 * optabs.c (init_optabs): Initialize lfloor_optab.
299 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
300 and lfloordi2 patterns.
301 * builtins.c (expand_builtin_int_roundingfn): New prototype.
302 (expand_builtin_int_roundingfn): New function.
303 (fold_builtin_int_roundingfn): New prototype.
304 (fold_builtin_int_roundingfn): New function, renamed from
306 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
307 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
308 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
309 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
310 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
311 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
312 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
313 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
314 into lfloor built-in function and (long long int)floor{,f,l} into
315 llfloor built-in function.
316 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
319 2005-04-08 Ian Lance Taylor <ian@airs.com>
321 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
322 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
323 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
324 (DO_COND, DO_BODY): Likewise.
325 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
326 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
327 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
328 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
329 (build_continue_stmt, build_break_stmt): Don't declare.
330 (c_do_switch_warnings): Update declaration.
331 * c-gimplify.c (enum bc_t): Remove.
332 (struct c_gimplify_ctx, ctxp): Remove.
333 (push_context, pop_context): Remove static functions.
334 (c_genericize): Don't call push_context or pop_context.
335 (begin_bc_block, finish_bc_block): Remove static functions.
336 (build_bc_goto): Likewise.
337 (gimplify_c_loop): Likewise.
338 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
339 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
340 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
341 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
342 * c-common.c (c_do_switch_warnings): Rename from
343 c_do_switch_warnings_1.
344 (c_do_switch_warnings) [old version]: Remove.
345 (c_do_switch_expr_warnings): Remove.
346 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
347 function instead of c_do_switch_expr_warnings.
348 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
349 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
350 * c-pretty-print.c (pp_c_statement): Likewise.
351 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
353 2005-04-08 Diego Novillo <dnovillo@redhat.com>
355 Merge from tree-cleanup-branch: VRP, store CCP, store
356 copy-prop, incremental SSA updating of FUD chains and
357 newly exposed symbols.
359 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
360 (OBJS-common): Add tree-vrp.o.
361 (tree-vrp.o): New rule.
362 * basic-block.h (nearest_common_dominator_for_set): Declare.
363 * common.opt (ftree-store-ccp): New flag.
364 (ftree-copy-prop): New flag.
365 (ftree-vrp): New flag.
366 (ftree-store-copy-prop): New flag.
367 * dominance.c (nearest_common_dominator_for_set): New.
368 * domwalk.c (walk_dominator_tree): Only traverse
369 statements in blocks marked in walk_data->interesting_blocks.
370 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
371 * fold-const.c (fold): Handle ASSERT_EXPR.
372 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
373 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
374 flag_tree_vrp at -O2.
375 * timevar.def (TV_TREE_VRP): Define.
376 (TV_TREE_COPY_PROP): Define.
377 (TV_TREE_STORE_COPY_PROP): Define.
378 (TV_TREE_SSA_INCREMENTAL): Define.
379 (TV_TREE_STORE_CCP): Define.
380 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
381 to kill_redundant_phi_nodes from comment.
382 (verify_expr): Handle ASSERT_EXPR.
383 * tree-dfa.c (mark_new_vars_to_rename): Remove second
384 argument. Update all users.
385 (mark_call_clobbered_vars_to_rename): Remove. Update all
387 * tree-flow-inline.h (unmodifiable_var_p): New.
388 * tree-flow.h (enum value_range_type): Declare.
389 (struct value_range_def): Declare.
390 (value_range): Declare.
391 (remove_all_phi_nodes_for): Remove. Update all users.
392 (find_phi_node_for): Declare.
393 (add_type_alias): Declare.
394 (count_uses_and_derefs): Declare.
395 (kill_redundant_phi_nodes): Remove.
396 (rewrite_into_ssa): Remove.
397 (rewrite_def_def_chains): Remove.
398 (update_ssa, register_new_name_mapping, create_new_def_for,
399 need_ssa_update_p, name_registered_for_update_p,
400 release_ssa_name_after_update_ssa, dump_repl_tbl,
401 debug_repl_tbl, dump_names_replaced_by,
402 debug_names_replaced_by, mark_sym_for_renaming,
403 mark_set_for_renaming, get_current_def, set_current_def,
404 get_value_range, dump_value_range, debug_value_range,
405 dump_all_value_ranges, debug_all_value_ranges,
406 expr_computes_nonzero, loop_depth_of_name,
407 unmodifiable_var_p): Declare.
408 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
410 * tree-into-ssa.c (block_defs_stack): Update comment.
411 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
412 syms_to_rename, names_to_release, repl_tbl,
413 need_to_initialize_update_ssa_p, need_to_update_vops_p,
414 need_to_replace_names_p): New locals.
415 (NAME_SETS_GROWTH_FACTOR): Define.
416 (struct repl_map_d): Declare.
417 (struct mark_def_sites_global_data): Add field
419 (enum rewrite_mode): Declare.
420 (REGISTER_DEFS_IN_THIS_STMT): Define.
421 (compute_global_livein): Use last_basic_block instead of
423 (set_def_block): Remove last argument. Update all callers.
424 (prepare_use_operand_for_rename): Remove. Update all callers.
425 (prepare_def_operand_for_rename): Remove. Update all callers.
426 (symbol_marked_for_renaming): New.
429 (repl_map_hash): New.
431 (repl_map_free): New.
432 (names_replaced_by): New.
433 (add_to_repl_tbl): New.
434 (add_new_name_mapping): New.
435 (mark_def_sites): Assume that all the operands in the
436 statement are in normal form.
437 (find_idf): Assert that the block in the stack is valid.
438 (get_default_def_for): New.
439 (insert_phi_nodes_for): Add new argument 'update_p'.
441 If update_p is true, add a new mapping between the LHS of
442 each new PHI and the name that it replaces.
443 (insert_phi_nodes_1): Only call find_idf if needed.
444 (get_reaching_def): Call get_default_def_for.
445 (rewrite_operand): Remove.
446 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
447 and REWRITE_THIS_STMT are false.
448 Assume that all the operands in the statement are in
450 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
451 (rewrite_virtual_phi_arguments): Remove.
452 (invalidate_name_tags): Remove.
453 (register_new_update_single, register_new_update_set,
454 rewrite_update_init_block, replace_use,
455 rewrite_update_fini_block, rewrite_update_stmt,
456 rewrite_update_phi_arguments): New.
457 rewrite_blocks): Remove argument 'fix_virtual_phis'.
458 Add arguments 'entry', 'what' and 'blocks'.
459 Initialize the dominator walker according to 'what' and
461 Start the dominator walk at 'entry'.
462 (mark_def_site_blocks): Add argument 'interesting_blocks'.
463 Use it to configure the dominator walker.
464 (rewrite_into_ssa): Remove argument 'all'.
466 (rewrite_all_into_ssa): Remove.
467 (rewrite_def_def_chains): Remove.
468 (mark_def_interesting, mark_use_interesting,
469 prepare_phi_args_for_update, prepare_block_for_update,
470 prepare_def_site_for, prepare_def_sites,
471 dump_names_replaced_by, debug_names_replaced_by,
472 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
473 delete_update_ssa, create_new_def_for,
474 register_new_name_mapping, mark_sym_for_renaming,
475 mark_set_for_renaming, need_ssa_update_p,
476 name_registered_for_update_p, ssa_names_to_replace,
477 release_ssa_name_after_update_ssa,
478 insert_updated_phi_nodes_for, update_ssa): New.
479 * tree-loop-linear.c (linear_transform_loops): Call
480 update_ssa instead of rewrite_into_ssa.
481 * tree-optimize.c (vars_to_rename): Remove.
483 (init_tree_optimization_passes): Replace
484 pass_redundant_phi with pass_copy_prop.
486 Replace pass_ccp with pass_store_ccp.
487 Add pass_store_copy_prop after pass_store_ccp.
488 (execute_todo): If the TODO_ flags don't include updating
489 the SSA form, assert that it does not need to be updated.
490 Call update_ssa instead of rewrite_into_ssa and
491 rewrite_def_def_chains.
492 If TODO_verify_loops is set, call verify_loop_closed_ssa.
493 (tree_rest_of_compilation):
494 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
495 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
496 TODO_cleanup_cfg): Renumber.
497 (TODO_verify_loops, TODO_update_ssa,
498 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
499 TODO_update_ssa_only_virtuals): Define.
500 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
502 * tree-phinodes.c (make_phi_node): Update documentation.
503 (remove_all_phi_nodes_for): Remove.
504 (find_phi_node_for): New.
505 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
506 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
507 (interpret_rhs_modify_expr): Likewise.
508 * tree-sra.c (decide_instantiations): Mark all symbols in
509 SRA_CANDIDATES for renaming.
510 (mark_all_v_defs_1): Rename from mark_all_v_defs.
511 (mark_all_v_defs): New function. Update all users to call it
512 with the whole list of scalarized statements, not just the
514 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
515 (compute_flow_insensitive_aliasing): If the tag is
516 unmodifiable and the variable isn't or vice-versa, don't
517 make them alias of each other.
518 (setup_pointers_and_addressables): If the type tag for
519 VAR is about to change, mark the old one for renaming.
520 (add_type_alias): New.
521 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
522 (ccp_lattice_t): Rename from latticevalue.
523 (value): Remove. Update all users.
524 (const_val): New local variable.
525 (do_store_ccp): New local variable.
526 (dump_lattice_value): Handle UNINITIALIZED.
527 (debug_lattice_value): New.
528 (get_default_value): Re-write.
529 (set_lattice_value): Re-write.
530 (def_to_varying): Remove. Update all users.
531 (likely_value): Return VARYING for statements that make
532 stores when STORE_CCP is false.
533 Return VARYING for any statement other than MODIFY_EXPR,
534 COND_EXPR and SWITCH_EXPR.
535 (ccp_initialize): Re-write.
536 (replace_uses_in, replace_vuse_in, substitute_and_fold):
537 Move to tree-ssa-propagate.c.
538 (ccp_lattice_meet): Handle memory stores when
539 DO_STORE_CCP is true.
540 (ccp_visit_phi_node): Likewise.
541 (ccp_fold): Likewise.
542 (evaluate_stmt): Likewise.
543 (visit_assignment): Likewise.
544 (ccp_visit_stmt): Likewise.
545 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
549 (do_ssa_store_ccp): New.
550 (gate_store_ccp): New.
551 (pass_store_ccp): Declare.
552 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
553 (may_propagate_copy): Reformat.
554 Don't abort if ORIG is a virtual and DEST isn't.
555 If NEW does not have alias information but DEST does,
557 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
558 copy_prop_kind, which_copy_prop): Declare.
559 (stmt_may_generate_copy, get_copy_of_val,
560 get_last_copy_of, set_copy_of_val, dump_copy_of,
561 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
562 copy_prop_visit_stmt, copy_prop_visit_phi_node,
563 init_copy_prop, fini_copy_prop, execute_copy_prop,
564 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
565 store_copy_prop): New.
566 (pass_copy_prop, pass_store_copy_prop): Declare.
567 * tree-ssa-dom.c (struct opt_stats_d): Add fields
568 'num_const_prop' and 'num_copy_prop'.
569 (cprop_operand): Update them.
570 (dump_dominator_optimization_stats): Dump them.
571 (tree_ssa_dominator_optimize): Call update_ssa instead of
573 (loop_depth_of_name): Declare extern.
574 (simplify_cond_and_lookup_avail_expr): Guard against NULL
575 values for LOW or HIGH.
576 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
577 (record_equivalences_from_stmt): Call expr_computes_nonzero.
578 (cprop_operand): Only propagate if VAL != OP.
579 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
580 statement for renaming.
581 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
582 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
583 add_type_alias if necessary.
584 Call mark_new_vars_to_rename.
585 (tree_ssa_iv_optimize): If new symbols need to be renamed,
586 mark every statement updated, call update_ssa and
587 rewrite_into_loop_closed_ssa.
588 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
589 from LIVEIN if VAR is a virtual.
590 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
591 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
592 (get_call_expr_operands): Reformat statement.
593 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
595 * tree-ssa-propagate.c (ssa_prop_init): Initialize
596 SSA_NAME_VALUE for every name.
597 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
598 get_value_loaded_by): New.
599 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
600 substitute_and_fold): Move from tree-ssa-ccp.c.
601 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
602 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
603 get_value_loaded_by, replace_uses_in, substitute_and_fold):
605 * tree-ssa.c (verify_use): Fix error message.
606 (propagate_into_addr, replace_immediate_uses, get_eq_name,
607 check_phi_redundancy, kill_redundant_phi_nodes,
608 pass_redundant_phi): Remove. Update all users.
609 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
610 add_type_alias, if necessary.
611 * tree-vectorizer.h (struct _stmt_vect_info): Update
612 documentation for field 'memtag'.
613 * tree-vrp.c: New file.
614 * tree.def (ASSERT_EXPR): Define.
615 * tree.h (ASSERT_EXPR_VAR): Define.
616 (ASSERT_EXPR_COND): Define.
617 (SSA_NAME_VALUE_RANGE): Define.
618 (struct tree_ssa_name): Add field 'value_range'.
619 (PHI_REWRITTEN): Remove.
620 (struct tree_phi_node): Remove field 'rewritten'.
621 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
622 -ftree-store-copy-prop): Document.
623 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
624 Document usage of update_ssa.
626 2005-04-08 David Edelsohn <edelsohn@gnu.org>
629 * config/rs6000/predicates.md (altivec_register_operand): Accept
631 (and64_operand): Do not limit CONST_INT to mask64_operand.
632 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
633 (and_operand): Do not limit CONST_INT to mask_operand.
635 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
637 PR rtl-optimization/20466
638 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
639 for overlap of the address of each list member.
640 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
642 2005-04-08 Mike Stump <mrs@apple.com>
644 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
646 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
649 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
651 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
653 * function.c (push_function_context_to): Don't set
655 * function.h (function): Remove contains_functions.
656 (current_function_contains_functions): Remove.
658 * function.h (function): Remove instrument_entry_exit.
659 (current_function_instrument_entry_exit): Remove.
661 * function.h (nonlocal_labels): Remove.
663 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
665 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
666 (check_attr_value, write_attr_get, write_expr_attr_cache,
667 find_attr, make_internal_attr): Don't reference negative_ok or
669 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
670 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
671 (ATTR_STATIC): Adjust the value.
673 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
675 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
677 * config/s390/tpf.h (ASM_SPEC): Define.
679 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
681 * tree-flow.h: Remove the prototype for
682 redirect_immediate_uses.
683 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
685 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
687 * arm.c (arm_const_double_by_parts): New function.
688 * arm-protos.h (arm_const_double_by_parts): Add prototype.
689 * arm.md (define_split for 64-bit constants): Add another one.
691 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
693 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
695 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
697 * system.h: Revert last change.
699 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
701 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
702 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
703 (TARGET_SWITCHES): Delete.
704 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
705 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
706 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
707 * config/xtensa/xtensa.opt: New file.
709 2005-04-08 Ben Elliston <bje@au.ibm.com>
711 * config/fp-bit.c: Include L_mul_tf in #endif comment.
712 * config/fp-bit.h: Tidy comments.
714 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
716 * system.h: Poison PARAMS.
718 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
720 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
721 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
722 (TARGET_SWITCHES): Delete.
723 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
724 * config/vax/vax.opt: New file.
726 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
728 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
730 2005-04-07 Ian Lance Taylor <ian@airs.com>
732 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
734 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
735 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
738 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
740 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
741 all immediate uses in PHI nodes.
743 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
745 * arm.c (arm_const_double_inline_cost): Handle any constant by
746 using gen_lowpart and gen_highpart_mode.
747 (note_invalid_constants): All constants in an RTX with a constraint
748 that permits memory are now pushed to the constant pool.
749 (output_move_double): Delete code to handle reg to reg and
750 constant to reg moves.
751 (const_double_needs_minipool, output_mov_immediate): Delete.
752 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
753 CONST_INT and CONST_VECTOR.
754 * arm.md (ANY64): New mode macro.
755 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
756 (movdf_soft_insn): Split reg-reg and const-reg moves.
757 (split patterns for 64-bit constant and register moves): New.
758 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
759 (cirrus_movdf_hard_insn): Likewise.
760 * fpa.md (movdf_fpa): Likewise.
761 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
762 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
764 (movv2si_internal_2): Likewise.
765 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
766 (movdf_vfp): Likewise.
767 * arm-protos.h (output_mov_immediate): Delete prototype.
769 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
772 * simplify-rtx.c (simplify_unary_operation_1): Check
773 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
775 2005-04-06 James E Wilson <wilson@specifixinc.com>
778 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
781 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
783 * coverage.h (GCOV_TYPE_NODE): Delete.
784 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
785 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
786 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
787 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
788 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
790 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
793 * Makefile.in (gcc.pot): Remove options.c dependency.
794 * optc-gen.awk: Don't quote help strings with N_().
796 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
798 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
799 the function returns a pointer type.
801 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
803 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
804 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
805 * doc/invoke.texi: Documnet salias-max-implicit-fields.
806 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
807 explicit_uses members.
808 (get_or_create_used_part_for): Initialize new fields.
809 (fieldoff_compare): New function.
810 (create_overlap_variables_for): Count number of fields, use
811 heuristic to determine whether to create subvars for vars with
813 Sort the field list by offset and avoid creating duplicate SFT's.
815 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
817 * c.opt (-F): Remove trailing whitespace from help string.
818 (-finput-charset): Use a tab to separate the switch name and help
820 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
821 (-ftree-vectorizer-verbose): Likewise.
823 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
825 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
826 a PHI argument where a use occurs instead of all PHI arguments.
828 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
830 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
833 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
835 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
836 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
837 config/bfin/bfin.h: Fix comment typos.
839 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
841 * doc/install.texi: Update the URL for Jacks.
842 * doc/sourcebuild.texi: Likewise.
844 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
847 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
848 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
850 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
852 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
854 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
856 * config/v850/v850-protos.h (override_options): Delete.
857 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
858 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
859 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
860 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
861 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
862 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
863 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
864 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
865 (OVERRIDE_OPTIONS): Delete.
866 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
867 (small_memory_info): Remove the value field.
868 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
870 * config/v850/v850.c (small_memory): Remove the value field.
871 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
872 (override_options): Delete.
873 (v850_handle_memory_option, v850_handle_option): New functions.
874 * config/v850/v850.opt: New file.
876 2005-04-06 Geoffrey Keating <geoffk@apple.com>
878 * config.host: Add a section for generic hosts, and a subsection
879 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
880 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
881 * config/host-darwin.h: New.
882 * config/x-darwin: New.
883 * config/i386/host-i386-darwin.c: New.
884 * config/i386/x-darwin: New.
885 * config/rs6000/host-darwin.c: Include host-darwin.h.
886 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
887 (darwin_rs6000_gt_pch_use_address): Likewise.
888 * config/rs6000/x-darwin: Change name of .o built, update
889 dependencies for changes to rs6000/host-darwin.c.
891 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
894 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
896 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
898 * tree-vect-analyze.c (vect_analyze_loop_form): Call
899 split_loop_exit_edge instead of loop_split_edge_with.
901 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
903 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
904 UNSPEC_SET_VSCR): New constants, used throughout.
906 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
908 (altivec_vspltis<VI_char>): ... this pattern, using
909 a QImode const_int_operand for the immediate.
910 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
913 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
916 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
918 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
920 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
922 2005-04-06 Ben Elliston <bje@au.ibm.com>
924 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
925 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
926 macros as living in "this file" and not gcc.h.
928 2005-04-06 Ben Elliston <bje@au.ibm.com>
930 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
931 -ftree-live_range_split. Perhaps renamed at some point?
933 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
936 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
937 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
939 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
941 * tree-flow.h (number_of_iterations_cond): Declaration removed.
942 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
943 (number_of_iterations_special): New function.
944 (number_of_iterations_exit): Use number_of_iterations_special.
945 Use simplify_using_outer_evolutions only at -O3.
946 (number_of_iterations_cond, tree_simplify_using_condition,
947 simplify_using_initial_conditions, loop_niter_by_eval,
948 compare_trees, can_count_iv_in_wider_type_bound,
949 simplify_using_outer_evolutions): Use fold_build.
951 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
953 * doc/install.texi (Configuration): Document --with-java-home.
955 2005-04-05 Richard Henderson <rth@redhat.com>
959 * config/i386/i386.c (print_operand): Handle vector zeros.
960 (ix86_split_to_parts): Handle CONST_VECTOR.
961 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
962 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
963 what modes to tie for MMX and SSE registers.
964 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
965 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
966 to vector modes as well.
967 * config/i386/predicates.md (const0_operand): Handle VOIDmode
968 properly as an input mode.
970 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
972 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
974 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
976 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
978 2005-04-05 Jakub Jelinek <jakub@redhat.com>
980 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
981 and local functions, set sse_nregs to 8 and float_in_sse.
982 (function_arg_advance, function_arg): If float_in_sse, pass
983 SFmode and DFmode arguments in SSE registers.
984 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
986 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
989 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
991 * config/i386/i386-protos.h (ix86_function_value): Accept two
992 arguments, like the target macro.
993 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
994 * config/i386/i386.c (ix86_function_value): Accept the second
995 argument of the target macro.
996 (ix86_function_ok_for_sibcall): Pass a function pointer to
998 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
999 call to ix86_value_regno).
1000 (ix86_value_regno): Add support for returning floating point values
1003 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1005 PR tree-optimization/20076
1006 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1007 that call __builtin_return or __builtin_apply_args.
1009 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1011 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1012 Use immediate use iterator.
1013 (stmt_is_bumper_for_loop): Use immediate use iterator.
1014 * predict.c (strip_builtin_expect): Use update_stmt.
1015 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1016 on all elements of a STATEMENT_LIST.
1017 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1018 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1019 (bsi_replace): Mark stmt as modified and the update it.
1020 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1021 (expand_complex_libcal): Call update_stmt.
1022 (expand_complex_comparison): Call mark_stmt_modified.
1023 (expand_complex_operations_1): Call update_stmt_if_modified.
1024 (expand_vector_operations_1): Call mark_stmt_modified.
1025 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1026 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1027 add_immediate_use, redirect_immediate_use,
1028 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1029 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1030 (mark_new_vars_to_rename): Call update_stmt.
1031 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1032 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1034 (unmodify_stmt): Delete.
1035 (update_stmt): New. Force an update of a stmt.
1036 (update_stmt_if_modified): update a stmt if it is out of date.
1037 (get_stmt_operands): Verify stmt is NOT modified.
1038 (stmt_modified_p): Update comment.
1039 (delink_imm_use): Remove a use node from its immuse list.
1040 (link_imm_use_to_list): Link a use node to a specific list.
1041 (link_imm_use): Link a node to the correct list.
1042 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1043 it in the correct list, if appropriate.
1044 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1045 (relink_imm_use): Link a use node in place of another node in a list.
1046 (relink_imm_use_stmt): LInk a node in place of another node, and set
1048 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1049 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1050 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1051 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1052 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1053 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1054 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1055 (has_zero_uses): New. Return true if there are no uses of a var.
1056 (has_single_use): New. Return true if there is only a single use of a
1058 (single_imm_use): New. Return the simgle immediate use.
1059 (num_imm_uses): New. Return the number of immediate uses.
1060 (get_v_must_def_ops): Use is now a pointer.
1061 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1062 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1064 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1065 (delink_stmt_imm_use): Delink all immuses from a stmt.
1066 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1067 * tree-flow.h (struct dataflow_d): Delete.
1068 (immediate_use_iterator_d): New. Immediate use iterator struct.
1069 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1070 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1071 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1073 (struct stmt_ann_d): Remove dataflow_t from struct.
1074 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1075 (if_convertible_phi_p): Use FAST immuse iterator.
1076 (if_convertible_loop_p): Don't call compute_immediate_uses.
1077 (replace_phi_with_cond_modify_expr): Call update_stmt.
1078 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1079 update_stmt_if_modified.
1080 (rewrite_all_into_ssa): Initialize ssa operands.
1081 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1082 compute_immediate_uses.
1083 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1084 ssa_property is available.
1085 (execute_one_pass): Change parameters passed to execute_todo.
1086 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1087 (remove_ssa_form): Call fini_ssa_operands.
1088 (insert_backedge_copies): Delete call to modify_stmt.
1089 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1090 (release_phi_node): Delink any use nodes before releasing.
1091 (resize_phi_node): Relink any use nodes.
1092 (remove_phi_arg_num): Delink the use node.
1093 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1094 (remove_all_phi_nodes_for): Release phi node first.
1095 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1096 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1097 (scalarize_use, scalarize_copy): Call update_stmt.
1098 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1099 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1100 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1101 (ccp_initialize): Remove call to compute_immediate_uses.
1102 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1103 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1105 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1106 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1107 (eliminate_redundant_computations): Call mark_stmt_modified.
1108 (cprop_operand): Call mark_stmt_modified.
1109 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1110 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1111 (dse_optimize_stmt): Use new immuse interface.
1112 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1113 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1114 (substitute_single_use_vars): Use new immuse interface.
1115 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1116 and compute_immediate_uses.
1117 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1119 (rewrite_mem_refs): Call update_stmt.
1120 (determine_lsm): Remove call to compute_imm_uses and free_df.
1121 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1122 (try_unroll_loop_completely): Call update_stmt.
1123 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1124 (rewrite_use_compare): Call update_stmt.
1125 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1126 (rewrite_use) : Call update_stmt.
1127 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1128 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1130 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1131 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1132 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1134 (initialize_vuse_operand): New. Initialize a vuse operand.
1135 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1136 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1137 (finalize_ssa_defs): Use stmt parameter.
1138 (correct_use_link): Ensure a use node is in the correct list, and has
1139 the correct stmt pointer.
1140 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1141 finalize_ssa_v_must_defs): Also initialize use nodes.
1142 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1143 (build_ssa_operands): Seperate parsing from final operand construction.
1144 (parse_ssa_operands): New. Parse entry point for operand building.
1145 (swap_tree_operands): New. Swap 2 tree operands.
1146 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1148 (get_expr_operands): Call swap_tree_operands when needed.
1149 (copy_virtual_operands): Use initialize routines for virtual use ops.
1150 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1151 (verify_abort): New. Issue imm_use error.
1152 (verify_imm_links): New Verify imm_use links for a var.
1153 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1154 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1155 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1156 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1157 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1158 (NULL_USE_OPERAND_P) Define.
1159 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1161 (struct vuse_operand_type): New struct.
1162 (SET_USE): Call set_ssa_use_from_ptr.
1164 (PHI_ARG_INDEX_FROM_USE): Define.
1165 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1166 argument via SET_USE, not PHI_ARG_DEF_TREE.
1167 * tree-ssa-pre.c (eliminate): Call update_stmt.
1168 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1170 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1171 (nearest_common_dominator_of_uses): Use imm_use iterator.
1172 (statement_sink_location): Use imm_use iterator and interface.
1173 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1174 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1175 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1176 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1177 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1178 if new parameter is true.
1179 (init_tree_ssa): Don't initialize operand cache here.
1180 (delete_tree_ssa): Don't destroy operand cache here.
1181 (propagate_into_addr): Pass in a use pointer, return true if anything
1183 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1184 (check_phi_redundancy): Use imm_use iterator.
1185 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1187 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1188 (release_ssa_name): Delink node and all elements in its imm_use list.
1189 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1190 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1191 * tree-vectorizer.c (need_imm_uses_for): Delete.
1192 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1193 * tree.h (struct ssa_imm_use_d): Define.
1194 (SSA_NAME_IMM_USE_NODE): Define.
1195 (struct tree_ssa_name): Add imm_use node.
1197 (PHI_ARG_IMM_USE_NODE): Define.
1198 (struct phi_arg_d): Add imm_use node.
1199 (struct tree_phi_node): Remove struct dataflow_d element.
1200 (TDF_STMTADDR): Define.
1202 2005-04-05 Dale Johannesen <dalej@apple.com>
1204 * doc/invoke.texi (Optimization Options): Remove
1205 duplicate -fcse-follow-jumps. Add -fweb.
1206 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1207 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1209 2005-04-05 Per Bothner <per@bothner.com>
1211 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1212 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1213 (warn_uninit): Get EXPR_LOCUS from context now instead.
1214 This fixes a USE_MAPPED_LOCATION testsuite failure.
1216 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1218 2005-04-05 Per Bothner <per@bothner.com>
1220 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1221 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1222 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1225 2004-04-05 Devang Patel <dpatel@apple.com>
1227 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1228 (lhsr<mode>3): ... new name.
1229 (altivec_vsra<VI_char>): Rename to ..
1230 (ashr<mode>3): ... new name.
1231 * config/rs6000/rs6000.c (builtin_description): Rename shift
1234 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1236 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1237 gen_lowpart_for_combine.
1238 * cse.c (gen_lowpart_if_possible): Move...
1239 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1241 (gen_lowpart_no_emit_general): Use it.
1243 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1245 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1248 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1250 * system.h: Fix typo.
1252 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1254 * config/bfin/bfin-modes.def: New file.
1255 * config/bfin/bfin-protos.h: New file.
1256 * config/bfin/bfin.c: New file.
1257 * config/bfin/bfin.h: New file.
1258 * config/bfin/bfin.md: New file.
1259 * config/bfin/bfin.opt: New file.
1260 * config/bfin/crti.s: New file.
1261 * config/bfin/crtn.s: New file.
1262 * config/bfin/elf.h: New file.
1263 * config/bfin/lib1funcs.asm: New file.
1264 * config/bfin/predicates.md: New file.
1265 * config/bfin/t-bfin: New file.
1266 * config/bfin/t-bfin-elf: New file.
1267 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1268 Document new attributes.
1269 (interrupt, interrupt_handler, saveall): Update documentation for
1271 * doc/install.texi (Specific): Add entry for the Blackfin.
1272 * doc/invoke.texi (Blackfin Options): New section.
1273 * doc/md.texi (Blackfin family): New section to document constraints.
1274 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1276 2005-04-05 Olivier Hainque <hainque@adacore.com>
1278 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1279 match what the system unwinder expects.
1280 * config/mips/mips.c (mips_frame_set): If we're saving the return
1281 address register and the dwarf return address column number differs
1282 from the hard register number, adjust the note reg to refer to the
1285 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1287 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1288 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1289 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1290 (processor_type): New enum.
1291 (mn10300_processor): New variable.
1292 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1293 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1294 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1295 (PROCESSOR_DEFAULT): New macro.
1296 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1297 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1298 (mn10300_handle_option, mn10300_override_options): New functions.
1299 * config/mn10300/mn10300.opt: New file.
1301 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1302 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1304 PR tree-optimization/19903
1305 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1306 that don't fit in their type after conversion.
1308 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1311 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1312 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1313 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1314 flag here. Implement using define_insn_and_split.
1315 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1316 (frndintxf2_mask_pm_i387): New insn patterns.
1317 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1318 Do not set ix86_optimize_mode_switching flag.
1319 (ceilsf2, ceildf2, ceilxf2): Same.
1320 (btruncsf2, btruncdf2, btruncxf2): Same.
1321 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1323 2005-04-05 Ian Lance Taylor <ian@airs.com>
1326 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1327 i386_pe_record_external_function.
1328 (i386_pe_record_external_function): Update declaration.
1329 * config/i386/winnt.c (struct extern_list): Add decl field.
1330 (i386_pe_record_external_function): Add decl parameter.
1331 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1333 * config/i386/i386-protos.h (i386_pe_record_external_function):
1336 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1338 * config/m68k/m68k-protos.h: Add a prototype for
1339 valid_dbcc_comparison_p_2.
1340 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1341 extend_operator, const_uint32_operand, const_sint32_operand,
1342 general_src_operand, nonimmediate_src_operand,
1343 memory_src_operand, post_inc_operand, pre_dec_operand,
1344 pcrel_address): Move to predicates to predicates.md.
1345 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1346 * config/m68k/m68k.md: Include predicates.md.
1347 * config/m68k/predicates.md: New.
1349 2005-04-04 Roger Sayle <roger@eyesopen.com>
1351 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1353 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1355 2005-04-04 Ian Lance Taylor <ian@airs.com>
1357 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1359 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1360 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1361 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1362 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1363 * c-common.c (c_do_switch_warnings_1): New static function broken
1364 out of c_do_switch_warnings.
1365 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1366 (c_do_switch_expr_warnings): New function.
1367 * c-common.h (c_do_switch_expr_warnings): Declare.
1369 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1370 Daniel Jacobowitz <dan@codesourcery.com>
1372 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1374 * rtlanal.c (may_trap_p): Same.
1376 2005-04-04 Dale Johannesen <dalej@apple.com>
1378 * ChangeLog: remove reference to ChangeLog.12.
1380 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1382 CRIS epilogue as RTL.
1383 * config/cris/cris.md: Change all 0 in unspec 0 to
1385 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1386 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1388 ("return"): Change to define_expand. Call cris_expand_return for
1390 ("*return_expanded"): New pattern.
1391 ("epilogue"): New define_expand.
1392 * config/cris/cris.h (PREDICATE_CODES): Add
1393 cris_load_multiple_op.
1394 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1396 (enum cris_retinsn_type): New.
1397 (struct machine_function): New member return_type.
1398 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1399 (cris_target_asm_function_epilogue): Remove, moving RTLified
1401 (cris_expand_epilogue): New function.
1402 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1403 (cris_gen_movem_load, cris_load_multiple_op)
1404 (cris_return_address_on_stack_for_return, cris_expand_return): New
1406 (cris_target_asm_function_prologue)
1407 (cris_initial_frame_pointer_offset): Call
1408 cris_reg_saved_in_regsave_area instead of complicated expression.
1409 Call cris_return_address_on_stack instead of an expression.
1410 (cris_print_operand) <case 'o', case 'O'>: New cases.
1411 (cris_return_address_on_stack): Change return-type to bool.
1412 (cris_simple_epilogue): Ditto. Return false if registers are
1414 * config/cris/cris-protos.h (cris_simple_epilogue)
1415 (cris_return_address_on_stack): Adjust prototype return type.
1416 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1417 (cris_return_address_on_stack_for_return): New prototypes.
1419 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1421 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1422 gpr_or_int12_operand.
1424 * config/frv/frv-protos.h: Add a prototype to
1425 frv_legitimate_memory_operand and frv_const_unspec_p.
1426 (frv_unspec): Move from frv.c.
1427 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1428 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1429 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1430 gpr_or_fpr_operand, gpr_or_int12_operand,
1431 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1432 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1433 int6_operand, int5_operand, uint5_operand, uint4_operand,
1434 uint1_operand, int_2word_operand, uint16_operand,
1435 upper_int16_operand, integer_register_operand,
1436 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1437 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1438 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1439 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1440 move_destination_operand, movcc_fp_destination_operand,
1441 frv_function_symbol_referenced_p, move_source_operand,
1442 condexec_dest_operand, condexec_source_operand,
1443 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1444 const_unspec_operand, gpr_or_memory_operand,
1445 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1446 icc_operand, fcc_operand, cc_operand, icr_operand,
1447 fcr_operand, cr_operand, call_operand, sibcall_operand,
1448 symbolic_operand, relational_operator,
1449 integer_relational_operator, float_relational_operator,
1450 ccr_eqne_operator, minmax_operator,
1451 condexec_si_binary_operator, condexec_si_media_operator,
1452 condexec_si_divide_operator, condexec_si_unary_operator,
1453 condexec_sf_conv_operator, condexec_sf_add_operator,
1454 condexec_memory_operand, intop_compare_operator, acc_operand,
1455 even_acc_operand, quad_acc_operand, accg_operand: Move to
1457 * config/frv/frv.h (PREDICATE_CODES): Remove.
1458 * config/frv/frv.md: Include predicates.md.
1459 * config/frv/predicates.md: New.
1461 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1464 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1465 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1466 (add_standard_iv_candidates_for_size): New function, extracting code
1467 from add_standard_iv_candidates and parameterizing it by type size.
1468 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1470 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1472 * system.h (GCOV_SIZE_TYPE): Unposion.
1473 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1474 (GCOV_TYPE_SIZE): ...this new macro.
1475 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1476 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1477 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1478 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1479 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1480 instead of unsigned_intSI_type_node.
1481 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1482 (rtl_gen_one_value_profiler_no_edge_manipulation)
1483 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1484 * value-prof.c: Include coverage.h.
1486 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1487 Diego Novillo <dnovillo@redhat.com>
1489 Fix PR tree-optimization/20703
1490 Fix PR tree-optimization/20725
1492 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1493 (create_expression_by_pieces): Ditto.
1494 (valid_in_set): Ditto. Also handle tcc_declaration.
1495 (find_or_generate_expression): Handle comparison class.
1496 (insert_into_preds_of_block): Ditto.
1497 (insert_aux): Ditto.
1498 (create_value_expr_from): Handle comparison class, recursively
1499 handle reference nodes.
1500 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1501 (execute_pre): Fix spacing.
1502 (do_fre): Renamed to execute_fre.
1504 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1506 * doc/invoke.texi (SPARC options): Document that
1507 -mlittle-endian is not supported on Linux either.
1509 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1513 * config.gcc (Obsolete configurations): Remove
1514 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1515 (sparclite-*-coff*): Delete.
1516 (sparclite-*-elf*): Likewise.
1517 (sparc86x-*-elf*): Likewise.
1518 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1519 * config/sparc/lite.h: Delete.
1520 * config/sparc/litecoff.h: Likewise.
1521 * config/sparc/liteelf.h: Likewise.
1522 * config/sparc/sp86x-elf.h: Likewise.
1523 * config/sparc/t-sparclite: Likewise.
1524 * config/sparc/t-sp86x: Likewise.
1526 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1528 * config/s390/s390-protos.h: (s390_comparison,
1529 s390_alc_comparison, s390_slb_comparison, const0_operand,
1530 consttable_operand, larl_operand, s_operand,
1531 shift_count_operand, bras_sym_operand, load_multiple_operation,
1532 store_multiple_operation, s390_plus_operand): Remove prototypes.
1533 (s390_legitimate_address_without_index_p): New prototype.
1534 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1536 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1537 const0_operand, consttable_operand, larl_operand, s_operand,
1538 shift_count_operand, bras_sym_operand, load_multiple_operation,
1539 store_multiple_operation, s390_plus_operand): Move to
1541 (check_mode): Remove.
1542 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1544 (s390_legitimate_address_without_index_p): New.
1545 * config/s390/s390.h (PREDICATE_CODES): Remove.
1546 * config/s390/s390.md: Include predicates.md.
1547 * config/s390/predicates.md: New.
1549 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1552 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1553 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1554 (NEED_INDICATE_EXEC_STACK): Define to 1.
1555 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1556 (NEED_INDICATE_EXEC_STACK): Define to 1.
1557 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1558 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1559 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1560 (pic_helper_emitted_p): New global.
1561 (emit_pic_helper): New function extracted from...
1562 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1563 Do not call emit_pic_helper if delay_pic_helper is true.
1564 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1565 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1566 (sparc_file_end): New function.
1568 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1570 * config/mcore/mcore-protos.h: Remove the prototypes for
1571 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1572 mcore_general_movdst_operand, mcore_reload_operand,
1573 mcore_arith_J_operand, mcore_arith_K_operand,
1574 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1575 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1576 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1577 mcore_literal_K_operand, mcore_addsub_operand,
1578 mcore_compare_operand, mcore_load_multiple_operation,
1579 mcore_store_multiple_operation, mcore_call_address_operand.
1580 Add a prototype for const_ok_for_mcore.
1581 * config/mcore/mcore.c (mcore_call_address_operand,
1582 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1583 mcore_arith_reg_operand, mcore_reload_operand,
1584 mcore_arith_J_operand, mcore_arith_K_operand,
1585 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1586 mcore_arith_M_operand, mcore_arith_imm_operand,
1587 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1588 mcore_literal_K_operand, mcore_addsub_operand,
1589 mcore_compare_operand, mcore_load_multiple_operation,
1590 mcore_store_multiple_operation): Move to predicates.md.
1591 (const_ok_for_mcore): Export.
1592 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1593 * config/mcore/mcore.md: Include predicates.md.
1594 * config/mcore/predicates.md: New.
1596 * config/mcore/predicates.md: Fix a comment typo.
1598 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1599 Adrian Straetling <straetling@de.ibm.com>
1601 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1602 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1603 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1605 ("imul"): Removed from "type" attribute.
1606 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1607 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1608 Changed type to imulsi.
1609 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1611 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1613 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1614 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1615 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1616 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1617 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1618 (TARGET_SWITCHES, mcore_stack_increment_string)
1619 (TARGET_OPTIONS): Delete.
1620 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1621 than *_BIT constants.
1622 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1623 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1624 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1625 (mcore_override_options): Delete mcore_stack_increment code.
1626 Change use of M340_BIT to MASK_M340.
1627 * config/mcore/mcore.opt: New file.
1629 2005-04-04 Ian Lance Taylor <ian@airs.com>
1631 * config/arm/arm.c (replace_symbols_in_block): Remove static
1634 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1636 * config/fr30/fr30-protos.h: Remove the prototypes for
1637 stack_add_operand, add_immediate_operand,
1638 high_register_operand, low_register_operand, call_operand,
1639 di_operand, and nonimmediate_di_operand.
1640 * config/fr30/fr30.c (stack_add_operand,
1641 add_immediate_operand, high_register_operand,
1642 low_register_operand, call_operand, di_operand,
1643 nonimmediate_di_operand): Move to predicates.md.
1644 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1645 * config/fr30/fr30.md: Include predicates.md.
1646 * config/fr30/predicates.md: New.
1648 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1649 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1650 mcore_call_address_operand.
1652 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1653 general_movsrc_operand.
1655 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1657 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1660 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1663 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1666 2005-04-04 Richard Henderson <rth@redhat.com>
1667 Jakub Jelinek <jakub@redhat.com>
1669 PR rtl-optimization/16104
1670 * fold-const.c (fold_unary): Fix folding of vector conversions.
1672 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1674 * config.gcc (xstormy16-*-elf): Set extra_options.
1675 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1676 * config/stormy16/stormy16.opt: New file.
1678 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1680 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1681 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1682 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1683 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1684 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1685 (TARGET_UNIX_ASM): Delete.
1686 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1687 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1688 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1689 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1690 * config/pdp11/pdp11.opt: New file.
1692 2005-04-03 Roger Sayle <roger@eyesopen.com>
1693 Alexandre Oliva <aoliva@redhat.com>
1696 * fold-const.c (non_lvalue): Split tests into...
1697 (maybe_lvalue_p): New function.
1698 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1699 C++ front-end prior to lowering into gimple form.
1701 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1703 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1704 BUILT_IN_STRNCASECMP): New.
1705 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1708 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1711 * arm.md (addsi3_compare0_for_combiner): Delete.
1712 (addsi3_compare0_scratch_for_combiner): Delete.
1713 (cmpsi_neg_shiftsi): Delete.
1714 (compare_negsi_si): New pattern.
1715 (cmpsi_negshiftsi_si): New pattern.
1716 (negated_cbranchsi4): Restrict to equality_operator.
1718 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1721 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1723 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1726 * doc/install.texi: Fix a typo.
1728 2005-04-03 Steven Bosscher <stevenb@suse.de>
1731 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1732 a computed goto if the edge to the computed goto block has
1733 incoming abnormal edges. Clarify how the function works.
1735 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1737 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1738 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1739 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1740 hash_scan_set, reg_set_between_after_reload_p,
1741 reg_used_between_after_reload_p, get_avail_load_store_reg,
1742 eliminate_partially_redundant_load): Likewise.
1743 * postreload.c (reload_cse_simplify_set,
1744 reload_combine_note_use): Likewise.
1745 * predict.c (predict_insn, expected_value_to_br_prob,
1746 propagate_freq, expensive_function_p): Likewise.
1747 * print-rtl.c (print_rtx): Likewise.
1748 * profile.c (instrument_edges, instrument_values,
1749 compute_branch_probabilities, branch_prob, union_groups,
1750 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1751 * protoize.c (in_system_include_dir, file_could_be_converted,
1752 file_normally_convertible, gen_aux_info_file, seek_to_line,
1753 do_cleaning): Likewise.
1754 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1755 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1756 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1758 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1760 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1761 * modulo-sched.c (undo_replace_buff_elem): New structure.
1762 (kernel_number_of_cycles, ps_unschedule_node,
1763 undo_generate_reg_moves,free_undo_replace_buff,
1764 undo_permute_partial_schedule, loop_single_full_bb_p,
1765 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1766 build_loops_structure, get_sched_window): New.
1767 (generate_reg_moves): Return undo_replace_buff_elem and other
1769 (generate_prolog_epilog): Remove old loop versioning.
1770 (sms_schedule): Use loop information and loop_version.
1771 (sms_schedule_by_order): Split part of it to get_sched_window.
1772 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1773 cfg_layout_finalize and free_dominance_info before/after SMS.
1775 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1777 * cfghooks.c (lv_flush_pending_stmts,
1778 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1779 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1780 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1781 lv_add_condition_to_bb,
1782 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1783 flush_pending_stmts): New in cfg_hooks structure.
1784 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1785 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1786 lv_add_condition_to_bb): New declarations.
1787 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1789 (loop_version): Declare.
1790 * cfgloopmanip.c (cfghooks.h): Include.
1791 (duplicate_loop_to_header_edge): Change return type to bool.
1792 (loop_version, lv_adjust_loop_entry_edge): Move here.
1793 * cfgrtl.c (cfgloop.h): Include.
1794 (rtl_verify_flow_info_1): Fix.
1795 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1796 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1798 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1799 tree_lv_add_condition_to_bb): New.
1800 (tree_cfg_hooks): Add new hooks to initialization.
1801 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1802 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1804 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1806 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1807 xstormy16_below100_or_register,
1808 xstormy16_splittable_below100_or_register, and
1809 nonimmediate_nonstack_operand.
1811 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1812 xstormy16_ineqsi_operator, equality_operator,
1813 inequality_operator, shift_operator,
1814 xstormy16_below100_operand, xstormy16_below100_or_register,
1815 xstormy16_splittable_below100_or_register,
1816 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1817 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1818 equality_operator, inequality_operator,
1819 xstormy16_below100_operand, xstormy16_below100_or_register,
1820 xstormy16_splittable_below100_or_register,
1821 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1822 nonimmediate_nonstack_operand, shift_operator): Move to
1824 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1825 * config/stormy16/stormy16.md: Include predicates.md.
1826 * config/stormy16/predicates.md: New.
1828 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1830 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1831 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1832 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1833 move_operand, power_of_2_operand): Move to predicates.md.
1834 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1835 PREDICATE_CODE): Remove.
1836 * config/iq2000/iq2000.md: Include predicates.md.
1837 * config/iq2000/predicates.md: New.
1839 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1841 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1842 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1843 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1844 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1845 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1846 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1847 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1848 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1849 (TARGET_M68HC11): Delete.
1850 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1851 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1852 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1853 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1854 (nb_soft_regs): Delete.
1855 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1856 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1857 and MASK_M6812 being set simultaneously. Change the code that sets
1858 the default m68hc11_soft_reg_count to use integers instead of strings.
1859 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1860 m68hc11_soft_reg_count (which now has an int type) as the number
1862 * config/m68hc11/m68hc11.opt: New file.
1864 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1866 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1867 fp_displacement_operand, sp_displacement_operand.
1869 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1871 Remove the prototypes for tst_operand, cmp_operand,
1872 stack_register_operand, d_register_operand,
1873 hard_addr_reg_operand, splitable_operand,
1874 m68hc11_logical_operator, m68hc11_arith_operator,
1875 m68hc11_non_shift_operator, m68hc11_shift_operator,
1876 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1877 non_push_operand, hard_reg_operand, and
1878 reg_or_some_mem_operand.
1879 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1881 (tst_operand, cmp_operand, non_push_operand,
1882 splitable_operand, reg_or_some_mem_operand,
1883 stack_register_operand, d_register_operand,
1884 hard_addr_reg_operand, hard_reg_operand,
1885 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1886 m68hc11_arith_operator, m68hc11_non_shift_operator,
1887 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1889 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1890 * config/m68hc11/m68hc11.md: Include predicates.md.
1891 * config/m68hc11/predicates.md: New.
1893 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1896 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1897 change checked in along with 2005-03-03's patch for debug/20253.
1898 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1899 (remap_decl): Insert type decl in map earlier.
1901 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1903 PR tree-optimization/20640
1904 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1905 post-dominator if it has phi nodes.
1906 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1907 before dead statements.
1909 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1912 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1914 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1916 PR rtl-optimization/20290
1917 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1918 in every iteration if the entry point is the exit test.
1920 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1922 * config/cris/cris.md (attribute "length"): Define.
1924 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1926 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1927 (word_offset_memref_operand): New.
1928 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1929 (indexed_or_indirect_operand): Delete.
1930 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1931 (indexed_or_indirect_operand): Delete.
1933 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1936 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1939 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1940 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1942 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1944 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1946 2005-04-01 Ian Lance Taylor <ian@airs.com>
1948 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1949 (rus, prus): Remove static variables.
1950 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1951 (process_command): Permit report_times and use_pipes together.
1953 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1955 * c-decl.c (validate_proto_after_old_defn): Look at
1956 TYPE_MAIN_VARIANT of argument types.
1958 2005-04-01 Paul Brook <paul@codesourcery.com>
1960 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1961 (arm_output_function_epilogue): Allow call_via_SP.
1962 (thumb_call_via_reg, arm_file_end): Ditto.
1963 * config/arm/arm.h (struct machine_function): Include space for SP.
1964 (thumb_call_via_label): Update declaration.
1966 2005-04-01 Ian Lance Taylor <ian@airs.com>
1968 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1969 doing a peephole optimization, once again put any notes in the
1972 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1974 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1976 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1978 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1979 (block_alloc, find_free_reg): Likewise.
1980 * loop-doloop.c (doloop_modify): Likewise.
1981 * loop-invariant.c (record_use): Likewise.
1982 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1983 get_iv_value, canon_condition, eliminate_implied_condition,
1984 eliminate_implied_condition, simplify_using_initial_values,
1985 shorten_into_mode, canonicalize_iv_subregs,
1986 iv_number_of_iterations): Likewise.
1987 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1988 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1989 unswitch_loop): Likewise.
1990 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1991 move_movables, replace_call_address, find_and_verify_loops,
1992 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1993 record_giv, final_giv_value, general_induction_var,
1994 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1995 loop_giv_dump): Likewise.
1997 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1998 GCOV_CHECK_WRITING): Remove.
1999 (gcov_position, gcov_rewrite): Use gcc_assert.
2000 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2001 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2002 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2005 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2007 * tree-inline.c: Fix a typo.
2009 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2011 * configure.ac (enable-checking): Explicitly set all variables for
2012 collective switch values. Alphabetize variables. Rename
2013 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2015 * doc/install.texi (enable-checking): Update documentation.
2016 * configure: Rebuilt.
2018 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2020 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2023 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2025 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2026 Also reject cases where this pattern will cause load delay stalls
2027 unless optimizing for size and it will produce a shorter sequence.
2028 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2029 variants to avoid pre-adjusting the base when possible.
2031 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2033 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2034 the frame and argument pointers.
2035 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2036 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2037 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2038 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2039 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2040 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2042 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2044 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2045 with entry for selectany attribute.
2046 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2048 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2049 (i386_pe_asm_named_section): Handle sections generated by
2050 selectany attribute.
2051 * doc/extend.texi (selectany): Document attribute.
2053 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2054 Jan Hubicka <jh@suse.cz>
2056 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2057 to fix addresses involving EBP and ESP.
2058 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2059 for SUBREGed registers.
2060 (legitimate_address_p): Accept SUBREGed registers.
2062 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2065 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2066 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2069 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2071 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2073 2005-04-01 James E Wilson <wilson@specifixinc.com>
2076 * dwarf2out.c (rtl_for_decl_init): New function.
2077 (rtl_for_decl_location): Extracted from here.
2078 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2079 add_const_value_attribute. Delete initializer_constant_valid_p call.
2081 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2083 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2084 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2085 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2086 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2087 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2088 config/i386/i386.md, config/rs6000/predicates.md,
2089 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2090 config/s390/s390.c, config/stormy16/stormy16.c,
2091 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2094 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2097 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2098 COND_EXPR and CALL_EXPR.
2100 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2103 * genautomata.c (first_cycle_unit_presence): Check all alternative
2104 states for unit presence.
2106 * doc/md.texi: Remove remark about impossibility to query unit
2107 presence in non nondeterministic automaton state.
2109 * config/ia64/ia64.c (get_template): Change order of unit querying.
2111 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2113 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2116 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2118 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2119 flag for edges outside any loops.
2121 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2123 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2125 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2127 * tree-ssa-alias.c: Follow spelling conventions.
2128 * doc/tree-ssa.texi: Fix a typo.
2130 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2132 * postreload-gcse.c: Include target.h.
2133 (gcse_after_reload_main): Return early if we cannot modify jumps.
2134 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2136 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2138 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2139 expensive operations.
2141 2005-03-31 Ian Lance Taylor <ian@airs.com>
2143 * collect2.c (lderrout): New variable.
2144 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2145 if it is set, to stderr.
2146 (handler): Unlink lderrout if it is set.
2147 (dump_file): Add "to" parameter. Change all callers.
2148 (main): Initialize lderrout.
2149 (collect_execute): Add errname parameter. Change all callers.
2150 Rename redir parameter to outname. Never pass
2151 PEX_STDERR_TO_STDOUT to pex_run.
2152 * collect2.h (collect_execute, dump_file): Update declarations.
2153 * tlink.c (tlink_execute): Add errname parameter. Change all
2155 (do_tlink): Check lderrout as well as ldout.
2157 2005-03-31 Caroline Tice <ctice@apple.com>
2159 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2160 (bb-reorder.o): Add errors.h to list of requirements.
2161 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2162 profiledbootstrap flags.
2163 * bb-reorder.c (errors.h): Add new include.
2164 (struct bbro_basic_block_data_def): Add new field, in_trace.
2165 (add_unlikely_executed_notes): Remove function.
2166 (mark_bb_for_unlikely_executed_section): Remove function.
2167 (insert_section_boundary_note): New function.
2168 (verify_hot_cold_block_grouping): New function.
2169 (push_to_next_round_p): Remove variables and tests that push all
2170 cold blocks to last round.
2171 (find_traces): Remove code that added extra round of trace finding
2172 when doing partitioning.
2173 (find_traces_1_round) : Remove variable last_round; add code to
2174 update new struct field, in_trace; correct trace_length where it was
2175 incorrect before (after call to copy_bb); change code that pushed all
2176 cold blocks to last round. Instead verify that all blocks going into
2177 a trace belong in the same partition.
2178 (connect_traces): Modify to connect the traces in two passes, if the
2179 function contains both hot and cold blocks. The first pass connects
2180 all the traces for blocks in the partition that the first block in
2181 the function belongs to; the second pass connnects all the traces
2182 containing blocks that belong in the other partition.
2183 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2184 code that automatically put the first block in a function into the
2185 hot partition if the function had any hot blocks.
2186 (fix_crossing_unconditional_branches): Check number of succ edges
2187 before attempting to get one.
2188 (fix_edges_for_rarely_executed_code): Update comment describing
2190 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2191 remove call to add_unlikely_executed_notes; add call to
2192 verify_hot_cold_block_grouping.
2193 (duplicate_computed_gotos): Don't change computed goto if it's a
2195 (partition_hot_cold_basic_blocks): Update function comment.
2196 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2198 (try_forward_edges): Likewise.
2199 (merge_blocks_move_predecessor_nojumps): Likewise.
2200 (merge_blocks_move_successor_nojumps): Likewise.
2201 (merge_blocks_move): Likewise.
2202 (try_crossjump_bb): Likewise.
2203 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2204 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2205 notes to cold bb's; remove call to update_unlikely_executed_notes.
2206 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2207 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2208 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2209 function declaration.
2210 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2212 (rtl_can_merge_blocks): Remove redundancy from condition.
2213 (try_redirect_by_replacing_jump): Likewise.
2214 (force_nonfallthru_and_redirect): Remove code for adding
2215 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2216 (commit_one_edge_insertion): Likewise.
2217 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2218 * dbxout.c (FORCE_TEXT): Replace function_section with
2219 current_function_section.
2220 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2221 function, switch_text_section.
2222 (struct xcoff_debug): Likewise.
2223 (dbxout_function_end): Add code to put out label diffs for both
2224 hot and cold sections.
2225 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2226 for new debug_hooks funciton, switch_text_section..
2227 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2228 switch_text_section.
2229 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2230 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2231 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2232 dw_fde_switched_sections.
2233 (output_call_frame_info): Add test to see if function switches text
2234 sections in the middle; if so, use appropriate extra hot and cold
2235 section labels to compute size deltas for the hot and cold sections.
2236 (dwarf2out_begin_prologue): Add code to initialize new fields in
2238 (dwarf2out_switch_text_section): New function (invoked through
2239 debug_hook); updates new fields in dw_fde_struct appropriately and
2240 increments separate_line_info_table_in_use.
2241 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2242 dwarf2out_switch_text_section.
2243 (struct var_loc_node): Add new field, section_label.
2244 (output_aranges): Add code to check whether in hot or cold section and
2245 use the appropriate label in calculating deltas.
2246 (output_ranges): Likewise.
2247 (output_line_info): Add code to check which section we're in and
2248 use appropriate hot/cold label.
2249 (add_location_or_constant_value_attribute): Likewise.
2250 (gen_subprogam_die): Modify arange attributes to use correct labels.
2251 (dwarf2out_begin_block): Change call to function_section into call to
2252 current_function_section.
2253 (dwarf2out_end_block): Likewise.
2254 (dwarf2out_source_line): Likewise.
2255 (dwarf2out_var_location): Add code to check whether in hot or cold
2256 section and use the appropriate label.
2257 * except.c (output_function_exception_table): Change call to
2258 function_section into call to current_function_section.
2259 * final.c (profile_function): Likewise.
2260 (scan_ahead_for_unlikely_executed_note): Remove function.
2261 (final_scan_insn): Remove calls to
2262 scan_ahead_for_unlikely_executed_note, and related code for switching
2263 to cold section, except for the single time
2264 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2265 debug_hooks->switch_text_sections; replace appropriate calls to
2266 function_section with calls to current_function_section.
2267 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2268 test_bb to condition.
2269 (find_if_case_2): Likewise.
2270 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2271 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2272 * opts.c (decode_options): Change warning about hot/cold partitioning
2273 with exceptionss to inform (so as not to cause bootstrap failures);
2274 remove warning about partitioning with DWARF debug info.
2275 * output.h (current_function_section): Add new function decl.
2276 (insert_section_boundary_note): Likewise.
2277 (enum in_section): Move this declaration here from varasm.c.
2278 (unlikely_section_label): Likewise.
2279 (unlikely_text_section_name): Likewise.
2280 (last_text_section_name): New global variable.
2281 (last_text_section): Likewise.
2282 (hot_section_label): Likewise.
2283 (hot_section_end_label): Likewise.
2284 (cold_section_end_label): Likewise.
2285 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2286 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2287 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2288 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2289 insn from consideration.
2290 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2291 switch_text_section.
2292 * varasm.c (basic-block.h): Add new include.
2293 (unlikely_section_label_printed): Remove global variable.
2294 (unlikely_section_label): Make global variable not be static any more.
2295 (unlikely_text_section_name): Likewise.
2296 (hot_section_end_label): New global variable (not static)
2297 (first_function_block_is_cold): Likewise.
2298 (hot_section_label): Likewise.
2299 (cold_section_end_label): Likewise..
2300 (last_text_section): New global variable, not static.
2301 (last_text_section_name): New global variable, not static.
2302 (initialize_cold_section_name): New function.
2303 (enum in_section): Move declaration to output.h.
2304 (text_section): Update last_text_section.
2305 (unlikely_text_section): Replace code to determine cold section name
2306 with call to initialize_cold_section_name; Add code to update
2307 last_text_section; remove code for printing out label.
2308 (named_section_real): Add code to update last_text_section and
2309 last_text_section_name as appropriate.
2310 (function_section): Change test for 'unlikely' to depend on
2311 first_function_block_is_cold (moved old test to
2312 current_function_section).
2313 (current_function_section): New function.
2314 (assemble_start_function): Move code that frees
2315 unlikely_text_section_name; initialize hot_section_end_label;
2316 print hot and cold section labels at the start of the function;
2317 set first_function_block_is_cold, if appropriate; initialize l
2318 ast_text_section; add call to insert_section_boundary_note.
2319 (assemble_end_function): Add code to write out hot and cold section
2321 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2322 switch_text_section.
2323 * config/darwin.c (machopic_select_section): Replace incorrect
2324 function in base_funs; update reloc for cold sections if necessary.
2325 * config/darwin.h (SECTION_FUNCTION): Add code to update
2326 last_text_section if appropriate.
2327 (text_unlikely_section): Remove.
2328 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2329 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2330 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2331 partitioning for this architecture.
2333 2005-03-31 Olivier Hainque <hainque@adacore.com>
2335 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2336 defined and non-zero.
2338 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2341 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2344 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2347 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2348 label operand. Remove (use (unspec..)). Don't emit a label on
2350 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2351 generate inline label for load_toc_v4_PIC_1b.
2352 (rs6000_emit_load_toc_table): Likewise.
2354 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2356 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2357 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2359 2005-03-29 Devang Patel <dpatel@apple.com>
2361 * tree-sra.c (decide_block_copy): Disable scalarization of
2364 2005-03-30 Stuart Hastings <stuart@apple.com>
2365 Dale Johannesen <dalej@apple.com>
2367 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2368 * print-tree.c (print_node): Add case STATEMENT_LIST.
2370 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2372 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2373 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2374 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2375 is given with "powerpc64*" or "all", or when --with-cpu chooses
2378 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2381 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2382 gen_lexical_block_die.
2383 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2385 2005-03-31 Jan Hubicka <jh@suse.cz>
2387 2004-11-02 Jan Hubicka <jh@suse.cz>
2389 * cgraph.c (cgraph_varpool_node_name): New function.
2390 (dump_cgraph_varpool_node): New function.
2391 (dump_varpool): New function.
2392 * cgraphunit.c (cgraph_optimize): Dump varpool.
2394 2004-10-16 Jan Hubicka <jh@suse.cz>
2396 * cgraph.c (decide_is_variable_needed): New function.
2397 (cgraph_varpool_finalize_decl): Use it.
2398 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2400 * final.c (output_addr_const): Do not call mark_referenced.
2401 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2402 always go via cgraph.
2403 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2404 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2405 * tree-optimize.c (execute_inline): Mark functions called.
2406 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2408 2004-10-11 Jan Hubicka <jh@suse.cz>
2410 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2411 (cgraph_varpool_last_needed_node): New static variable.
2412 (enqueue_needed_varpool_node): Break out from ...; add items to the
2413 end of queue; update first pointers.
2414 (cgraph_varpool_mark_needed_node): ... here.
2415 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2416 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2417 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2418 (cgraph_varpool_first_unanalyzed_node): Declare.
2419 * cgraphunit.c: Include output.h.
2420 (cgraph_varpool_analyze_pending_decls): New function.
2421 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2422 for errors, analyze pending decls.
2423 (cgraph_finalize_compilation_unit): Only analyze decls.
2424 (cgraph_optimize): Assemble the decls after expanding.
2426 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2428 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2429 subvars get marked properly in tags for grouping.
2430 (add_pointed_to_var): Mark only actual pointed to
2431 variables/subvars in addresses needed.
2432 (create_overlap_variables_for): Clear call clobbered on original
2434 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2435 addresable vars with subvars into list.
2436 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2439 2005-03-30 Richard Henderson <rth@redhat.com>
2441 * cgraph.h (struct cgraph_node): Add alias.
2442 * varasm.c (assemble_alias): Set it.
2443 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2444 avoid calling cgraph_expand_function.
2446 2005-03-30 Tom Tromey <tromey@redhat.com>
2448 * tree.def (FILE_TYPE): Removed.
2449 * typeclass.h (enum type_class): Removed file_type_class.
2450 * dwarf2out.c (is_base_type): Updated.
2451 (gen_type_die): Likewise.
2452 * dbxout.c (dbxout_type): Updated.
2453 * builtins.c (type_to_class): Updated.
2454 * tree.c (type_contains_placeholder_1): Updated.
2455 * config/sparc/sparc.c (sparc_type_code): Updated.
2456 * config/ia64/ia64.c (hfa_element_mode): Updated.
2457 * expr.c (count_type_elements): Updated.
2458 * stor-layout.c (layout_type): Updated.
2459 * tree-inline.c (remap_type): Updated.
2460 * tree-pretty-print.c (dump_generic_node): Updated.
2462 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2464 * builtins.c (expand_builtin_powi): Fix mode of
2465 2nd argument to match int.
2466 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2467 2nd argument type to int.
2468 * libgcc2.c: Change prototype of __powi* functions to use
2471 2005-03-30 Dale Johannesen <dalej@apple.com>
2474 * calls.c (expand_call): Flush pending deferrals before
2477 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2481 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2482 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2483 c_label_context, label_context_stack): New.
2484 * c-decl.c (define_label): Check for jumps into statement
2485 expressions. Add label to list of defined labels.
2486 (start_function): Push context on label_context_stack.
2487 (finish_function): Pop context from label_context_stack.
2488 * c-typeck.c (label_context_stack): New.
2489 (c_finish_goto_label): Check for jumps into statement
2490 expressions. Add label to list of jumped to labels.
2491 (struct c_switch): Add blocked_stmt_expr.
2492 (c_start_case): Initialize it.
2493 (do_case): Check it.
2494 (c_finish_case): Verify !blocked_stmt_expr.
2495 (c_begin_stmt_expr): Push context on label_context_stack.
2496 Increment blocked_stmt_expr. Mark labels jumped to from outside
2498 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2499 defined in the statement expression and no longer jumpable to.
2500 Mark labels jumped to from just outside the statement expression
2501 as again definable. Pop context from label_context_stack.
2502 * doc/extend.texi (Statement Exprs): Update.
2504 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2507 * c-decl.c (start_function): Check for old_decl being
2510 2005-03-30 Ian Lance Taylor <ian@airs.com>
2512 * final.c (final): Remove prescan parameter. Change all callers.
2513 (final_scan_insn): Remove prescan parameter. Change all callers.
2515 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2517 * tree-vectorizer.c: Fix comment typos.
2519 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2521 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2522 as soon as a chrec_dont_know is detected.
2524 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2526 Merge from csl-arm-branch.
2527 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2529 * tlink.c (recompile_files): Do not assume that "rename" can
2530 overwrite an existing file.
2532 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2534 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2535 * gcc/configure: Regenerate.
2537 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2539 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2541 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2543 * calls.c (struct arg_data): Update "partial" comment.
2544 (load_register_parameters): Update "nregs" comment.
2546 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2548 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2549 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2550 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2551 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2552 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2553 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2554 than target_flags & 0.
2555 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2556 (iq2000_arch, iq2000_parse_cpu): Delete.
2557 (TARGET_HANDLE_OPTION): Override default.
2558 (iq2000_handle_option): New function.
2559 (override_options): Remove -march= and -mcpu= handling.
2560 * config/iq2000/iq2000.opt: New file.
2562 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2564 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2565 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2566 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2567 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2568 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2569 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2570 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2571 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2572 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2573 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2574 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2575 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2576 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2577 (TARGET_OPTIONS): Delete.
2578 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2579 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2580 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2581 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2582 (c4x_cpu_version_string): Delete.
2583 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2584 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2585 equivalent -mcpu= option.
2586 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2587 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2588 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2589 or clearing the appropriate MASK_* bit.
2590 (c4x_file_start): Use c4x_cpu_version.
2591 * config/c4x/c4x.opt: New file.
2593 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2595 * doc/options.texi: Document the new MaskExists flag.
2596 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2597 if the option has the MaskExists flag.
2599 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2601 * opt-functions.awk (flag_set_p, test_flag): New functions.
2602 (switch_flags): Use them.
2603 * opth-gen.awk: Use flag_set_p to check for flags.
2604 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2606 2005-03-30 Ian Lance Taylor <ian@airs.com>
2608 * config.host (i[34567]86-*-mingw32*): Don't set
2609 host_can_use_collect2 to no.
2611 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2614 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2615 Remove convert_memory_address call duplicating that in memory_address.
2617 2005-03-29 Richard Henderson <rth@redhat.com>
2620 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2621 (build_compound_literal): Likewise. Propagate decl type into the
2623 (finish_decl): Likewise. Use new return value from complete_array_type
2624 for zero sized arrays.
2625 (complete_array_type): Move ...
2626 * c-common.c (complete_array_type): ... here. Change first argument
2627 to pointer-to-type-node. Consistently use sizetype for the index
2628 except for zero sized arrays. Detect zero sized arrays for pedantic
2629 mode diagnostics. Create a new type node instead of modifying the
2631 * c-tree.h (complete_array_type): Move decl ...
2632 * c-common.h (complete_array_type): ... here.
2634 2005-03-29 Richard Henderson <rth@redhat.com>
2637 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2639 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2641 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2642 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2643 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2644 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2646 2005-03-29 Eric Christopher <echristo@redhat.com>
2648 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2649 truthvalue conversion removal.
2651 2005-03-29 Ian Lance Taylor <ian@airs.com>
2654 * collect2.c: Never include <vfork.h>.
2655 (VFORK_STRING, vfork): Don't define.
2656 (pid): Remove global variable.
2657 (handler): Call raise instead of kill (getpid(), ...).
2658 (collect_wait): Add pex parameter. Change all callers. Use
2659 pex_get_status rather than pwait.
2660 (do_wait): Add pex parameter. Change all callers.
2661 (collect_execute): Return struct pex_obj * rather than void. Use
2662 pex routines rather than pexecute.
2663 (fork_execute): Get pex_obj from collect_execute, and pass it to
2665 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2666 Only declare quit_handler if SIGQUIT is defined.
2667 (scan_libraries): Likewise.
2668 * collect2.h (collect_execute): Update declaration.
2669 (collect_wait): Update declaration.
2670 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2671 pass it to collect_wait.
2673 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2676 * c-parser.c (c_parser_compound_statement_nostart): Give error
2677 message for EOF instead of just setting parser->error.
2679 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2681 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2682 (slpeel_update_phi_nodes_for_guard1): New function.
2683 (slpeel_update_phi_nodes_for_guard2): New function.
2684 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2685 of slpeel_update_phi_nodes_for_guard.
2686 (vectorize_loops): Remove call to loop_closed_rewrite.
2687 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2690 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2692 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2693 (TARGET_LITTLE_ENDIAN): New macro.
2694 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2695 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2696 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2697 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2698 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2699 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2700 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2701 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2702 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2703 (TARGET_OPTIONS): Delete.
2704 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2705 (CACHE_FLUSH_TRAP): Turn into an integer.
2706 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2707 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2708 -mflush-trap is in use.
2709 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2710 (m32r_cache_flush_trap_string): Delete.
2711 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2712 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2713 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2714 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2715 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2716 -mmodel= and -msdata= handling from...
2717 (m32r_init): ...here.
2718 * config/m32r/m32r.opt: New file.
2720 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2722 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2723 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2724 * tree-vect-analyze.c (vect_object_analysis): additional parm
2725 pass back a "struct ptr_info_def *" with the points-to info.
2726 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2727 statement using info returned from vect_object_analysis.
2728 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2729 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2730 for virtual uses and defs when creating a replacement vector
2731 reference. Call duplicate_ssa_name_ptr_info to define points-to
2732 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2733 (vectorizable_store): copy_virtual_operands and update
2734 definition statements.
2735 (vectorizable_load): copy_virtual_operands. Remove call to
2736 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2737 * tree-vectorizer.c (vectorize_loops): Remove calls to
2738 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2739 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2740 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2741 define macro STMT_VINFO_PTR_INFO for use in accessing.
2742 * tree.h add export of duplicate_ssa_name_ptr_info.
2743 * rs6000.c (altivec_init_builtins): Declare builtin function
2744 __builtin_altivec_mask_for_load to be "const".
2746 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2749 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2750 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2751 assemble_variable on aliases.
2752 * varasm.c (assemble_alias): Set node->alias.
2753 * toplev.c (wrapup_global_declarations): Don't call
2754 rest_of_decl_compilation on aliases again.
2756 2005-03-29 Paul Brook <paul@codesourcery.com>
2758 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2759 * config/arm/arm.c (arm_dbx_register_number): New function.
2760 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2762 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2765 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2766 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2768 2005-03-29 Dale Johannesen <dalej@apple.com>
2770 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2771 $(TREE_H) and $(COVERAGE_H).
2772 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2773 * opts.c (common_handle_option): Enable tree-based value transforms.
2774 * toplev.c (process_options): Ditto.
2775 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2776 refers to references to this type.
2777 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2778 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2779 for may_be_more, may_be_less.
2780 (rtl_gen_pow2_profiler): Adjust.
2781 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2782 (rtl_gen_one_value_profiler): Adjust.
2783 (rtl_gen_const_delta_profiler): Adjust.
2784 * tree-profile.c (tree_gen_interval_profiler): Implement.
2785 (tree_gen_pow2_profiler): Ditto.
2786 (tree_gen_one_value_profiler): Ditto.
2787 (tree_profiling): New.
2788 (pass_tree_profile): Reference it.
2789 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2791 (insn_divmod_values_to_profile): Rename to
2792 rtl_divmod_values_to_profile. Adjust.
2793 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2794 (insn_prefetch_values_to_profile): Adjust.
2795 (rtl_value_profile_transformations): Adjust.
2796 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2797 (gen_mod_pow2): Rename to rtl_mod_pow2.
2798 (gen_mod_subtract): Rename to rtl_mod_subtract.
2799 (divmod_fixed_value_transform): Rename to
2800 rtl_divmod_fixed_value_transform.
2801 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2802 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2803 (rtl_find_values_to_profile): Adjust.
2804 (tree_value_profile_transformations): Implement.
2805 (tree_divmod_values_to_profile): New.
2806 (tree_values_to_profile): New.
2807 (tree_divmod_fixed_value): New.
2808 (tree_mod_pow2): New.
2809 (tree_mod_subtract): New.
2810 (tree_divmod_fixed_value_transform): New.
2811 (tree_mod_pow2_value_transform): New.
2812 (tree_mod_subtract_transform): New.
2813 (tree_find_values_to_profile): Implement.
2814 * profile.c (instrument_values): Free histograms.
2815 (compute_value_histograms): Adjust. Implement tree version.
2817 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2819 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2820 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2821 variable. Output "fldcw" depending on round_mode.
2822 * config/i386/i386.md (UNSPEC_FIST): New.
2823 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2824 New isns patterns to implement lrint and llrint built-ins as x87
2826 (fistdi2, fist<mode>2 splitters): New splitters.
2827 (lrint<mode>2): New expanders.
2829 2005-03-28 Ian Lance Taylor <ian@airs.com>
2831 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2832 0 when calling final_scan_insn.
2834 2005-03-28 Jan Hubicka <jh@suse.cz>
2837 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2840 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2841 types where possible.
2843 2005-03-26 Per Bothner <per@bothner.com>
2845 Make -f[no-]show-column also control non-cpp diagnostics.
2846 * c.opt (fshow-column): Move option from here ...
2847 * common.opt (fshow-column): ... to here.
2848 * diagnostic.c (diagnostic_build_prefix): Only print column number
2849 if flag_show_column.
2851 2005-03-27 Steven Bosscher <stevenb@suse.de>
2853 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2854 vax_output_conditional_branch): New prototypes.
2855 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2856 extracted from vax.md mov and add patterns.
2857 (vax_output_conditional_branch): New function to output conditional
2858 branch instructions.
2859 * vax.md: Use mode macros for arithmetic and mov patterns.
2860 Use code macros for the jump patterns.
2862 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2864 * Makefile.in (libbackend.o): Depend on version files;
2865 add custom generation command.
2867 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2870 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2871 sure that we have a REG before getting its REGNO.
2873 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2875 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2876 * builtins.def (BUILT_IN_STRNDUP): New.
2878 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2880 PR tree-optimization/20470
2881 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2884 2005-03-25 Mike Stump <mrs@apple.com>
2886 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2889 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2891 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2892 Use our own structure definitions.
2894 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2895 (fix_truncdfsi2): Allow registers or memory as destination.
2896 When TARGET_PPC_GFXOPT, generate simplified pattern.
2897 (fix_truncdfsi2_internal): Use define_insn_and_split.
2898 (fix_truncdfsi2_internal_gfxopt): New.
2899 (fctiwz): Don't confuse register allocation by giving it no choices.
2901 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2902 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2903 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2904 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2906 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2908 * dominance.c (free_dominance_info): Speed up by freeing et
2909 data structures without maintaining other nodes.
2910 * et-forest.c (et_free_tree_force): New.
2911 * et-forest.h: Add a prototype for et_free_tree_force.
2913 * tree.c (get_set_constructor_bits,
2914 get_set_constructor_bytes): Remove.
2915 * tree.h: Remove the corresponding prototypes.
2917 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2920 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2921 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2922 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2923 PRE_DEC, NEG and NOT.
2925 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2927 * fold-const.c: Convert uses of fold (build (...)) to
2930 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2932 PR rtl-optimization/20249
2933 * cse.c (insert_regs): Do not record equivalence of registers in
2936 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2938 * emit-rtl.c (reverse_comparison): Remove.
2939 * rtl.h: Remove the corresponding prototype.
2941 2005-03-24 James E Wilson <wilson@specifixinc.com>
2943 * doc/install.texi (--enable-altivec): Delete docs.
2945 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2947 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2948 SFmode and DFmode before reload when
2949 flag_unsafe_math_optimizations not enabled.
2951 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2953 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2955 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2956 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2958 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2960 * configure.ac (enable-checking): Add 'runtime' option.
2961 * doc/install.texi (enable-checking): Document 'runtime' checking.
2962 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2963 * config.in: Regenerated.
2964 * configure: Regenerated.
2966 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2968 * optabs.h (enum optab_index): Remove OTI_llrint.
2969 (llrint_optab): Remove macro.
2970 * optabs.c (init_optabs): Remove llrint_optab initialization.
2971 * genopinit.c (optabs): Remove llrint_optab implementation.
2972 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2975 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2977 PR rtl-optimization/20532
2978 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2979 overflow when adding coefficients for PLUS or MINUS.
2980 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2983 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2985 * langhooks.h (truthvalue_conversion): Remove.
2986 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2987 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2988 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2989 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2990 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2992 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2994 * params.def: Fix a typo.
2995 * config/mips/mips.c: Follow the spelling convensions.
2996 * doc/invoke.texi: Fix typos.
2998 2005-03-18 Dale Johannese <dalej@apple.com>
3000 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3002 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3004 Fix PR tree-optimization/20601
3006 * tree-ssa-pre.c (insert_aux): Add missing condition to
3009 2005-03-23 Ian Lance Taylor <ian@airs.com>
3011 * final.c (final_scan_insn): Don't remove no-op instructions.
3012 * reload1.c (reload): Remove simple no-op instructions even when
3015 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3017 PR tree-optimization/20501
3018 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3019 reporting that peeling for alignment is applied moved to...
3020 * (vect_analyze_data_refs_alignment): Here.
3022 2005-03-23 Ian Lance Taylor <ian@airs.com>
3024 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3026 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3028 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3029 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3031 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3033 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3034 imply that this is called once, independent of asms in code.
3035 Adjust to now being pased output and input lists. Mention helper
3036 function decl_overlaps_hard_reg_set_p.
3037 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3038 hook_tree_tree_identity and to take three trees, returning third.
3039 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3041 * stmt.c: include hard-reg-set.h before tree.h.
3042 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3043 (decl_conflicts_with_clobbers_p): Call
3044 decl_overlaps_hard_reg_set_p.
3045 (expand_asm_operands): Pass output and input lists in call to
3046 targetm.md_asm_clobbers.
3047 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3048 hook_tree_tree_tree_tree_3rd_identity.
3049 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3051 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3052 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3053 parameters, first two unused.
3054 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3055 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3056 in constraint letters and MOF is not mentioned as a asm-declared
3057 register in neither of the input and output lists.
3059 2005-03-23 DJ Delorie <dj@redhat.com>
3061 * optabs.c (expand_binop): Make sure the first subword's result
3064 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3066 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3067 Call c_common_truthvalue_conversion rather than
3068 lang_hooks.truthvalue_conversion.
3069 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3070 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3072 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3073 c_common_truthvalue_conversion.
3074 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3075 c_parser_conditional_expression, c_parser_binary_expression): Call
3076 c_objc_common_truthvalue_conversion.
3077 * c-typeck.c (build_unary_op): Call
3078 c_objc_common_truthvalue_conversion.
3079 (build_conditional_expr): Do not call
3080 lang_hooks.truthvalue_conversion.
3081 (build_binary_op): Call c_common_truthvalue_conversion.
3082 (c_objc_common_truthvalue_conversion): Moved from
3083 c-objc-common.c. Call default_function_array_conversion instead
3084 of default_conversion.
3086 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3088 * c-common.h (default_conversion): Remove.
3089 (perform_integral_promotions): Add.
3090 * c-tree.h (default_conversion): Add.
3091 * c-typeck.c (perform_integral_promotions): New, split out from
3093 * c-common.c (check_case_value): Use perform_integral_promotions,
3094 not default_conversion.
3095 (c_add_case_label): Don't continue processing case label after
3096 found to be pointer.
3098 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3100 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3101 the prefix list if we have already added a multilib directory
3103 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3106 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3108 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3110 * reload.h: Remove the prototype for indirect_symref_ok.
3112 * reload1.c (indirect_symref_ok): Make it global.
3113 * reload.h: Add a prototype for indirect_symref_ok.
3115 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3117 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3120 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3122 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3124 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3126 * c-opts.c (c_common_parse_file): Only start/end main source file
3127 if debug hooks says the writer wants it.
3128 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3130 (xcoff_debug_hooks): Ditto.
3131 * debug.c (do_nothing_hooks): Ditto.
3132 * debug.h (gcc_debug_hooks): Ditto.
3133 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3134 * sdbout.c (sdb_debug_hooks): Ditto.
3135 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3137 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3139 * doc/extend.texi: Deprecate C++ min/max operators.
3141 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3143 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3144 artificial original candidates.
3146 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3147 Jan Hubicka <jh@suse.cz>
3148 Steven Bosscher <stevenb@suse.de>
3150 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3151 call cost based on argument sizes.
3152 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3154 * params.def: (max-inline-inssn-single): Set to 450.
3155 (max-inline-insns-auto): Set to 90.
3156 (max-inline-insns-recursive): Set to 450
3157 (max-inline-insns-recursive-auto): Set to 450.
3158 (large-function-insns): Set to 2700.
3159 (inline-call-cost): New parameter.
3160 * tree-inline.c (estimate_move_cost): New function.
3161 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3162 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3164 * tree-inline.h (estimate_move_cost): Declare.
3165 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3166 (max-inline-insns-auto): Change default to 90.
3167 (max-inline-insns-recursive): Change default to 450
3168 (max-inline-insns-recursive-auto): Change default to 450.
3169 (large-function-insns): Change default to 2700.
3170 (inline-call-cost): Document new parameter.
3172 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3174 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3175 (TARGET_DEFAULT): Delete.
3176 * config/i860/i860.opt: New file.
3178 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3180 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3181 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3182 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3183 (frv_sched_lookahead): Delete.
3184 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3185 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3186 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3187 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3188 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3189 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3190 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3191 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3192 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3193 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3194 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3195 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3196 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3197 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3198 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3199 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3200 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3201 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3202 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3203 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3204 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3205 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3206 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3207 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3208 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3209 (frv_sched_lookahead): Delete.
3210 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3211 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3212 (frv_handle_option): New function. Move -mcpu= handling from...
3213 (frv_override_options): ...here. Remove handling of other
3215 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3216 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3217 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3218 and TARGET_NO_MULTI_CE.
3219 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3220 !TARGET_VLIW_BRANCH.
3221 * config/frv/frv.opt: New file.
3223 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3225 * fold-const.c (fold_ternary): Take decomposed arguments of
3227 (fold): Update a call to fold_ternary.
3229 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3230 * tree.h: Add corresponding prototypes.
3232 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3235 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3236 between jump table and its label.
3237 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3238 resp. ADDR_DIFF_VEC and the label preceeding it.
3239 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3240 is emitted in the right section.
3242 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3244 * fold-const.c (fold_unary, fold_binary): Update comments
3247 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3249 PR rtl-optimization/20527
3250 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3251 REG_INC note, test that the register also isn't mentioned in PRED
3254 2005-03-22 Ben Elliston <bje@au.ibm.com>
3256 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3259 2005-03-21 Mike Stump <mrs@apple.com>
3261 * varasm.c (default_assemble_visibility): Remove extra ().
3263 2005-03-21 Roger Sayle <roger@eyesopen.com>
3266 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3267 to determine whether a block can be duplicated, rather than test
3268 whether the block contains noncopyable insns ourselves.
3270 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3272 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3275 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3277 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3279 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3281 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3282 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3283 * config/fr30/fr30.opt: New file.
3285 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3287 Fix PR tree-optimization/20542
3289 * tree-flow-inline.h (overlap_subvar): Move to here.
3290 * tree-ssa-operands.c: From here.
3291 * tree-flow.h (overlap_subvar): Declare.
3292 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3293 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3294 for variables with subvars.
3296 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3299 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3300 * modulo-sched.c (const_iteration_count): Return on NULL
3302 (print_node_sched_params): Return on NULL dump_file.
3303 (generate_reg_moves): Handle reg-anti dependencies and disregard
3304 closing branch when generating register moves.
3305 (sms_schedule): Mark the SMSed block dirty.
3306 * passes.c (rest_of_handle_sms): Call update_life_info for all
3308 * testsuite/gcc.dg/20050321-1.c: New test.
3310 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3312 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3313 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3314 movqi_internal): Likewise.
3316 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3318 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3319 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3320 xtensa_b4const): Delete prototypes.
3321 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3322 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3323 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3324 xtensa_extra_constraint): New prototypes.
3325 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3326 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3327 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3328 move_operand, const_float_1_operand, fpmem_offset_operand,
3329 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3330 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3331 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3332 argument type to HOST_WIDE_INT.
3333 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3334 xtensa_mask_immediate): Likewise.
3335 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3336 Likewise. Also make these functions static.
3337 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3338 (xtensa_const_ok_for_letter_p): New.
3339 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3340 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3341 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3342 move_operand, const_float_1_operand, fpmem_offset_operand,
3343 branch_operator, ubranch_operator, boolean_operator): Move to
3345 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3346 (xtensa_mem_offset): Change return type to bool.
3347 (xtensa_extra_constraint): New.
3348 (gen_int_relational): Update type of const_range_p function pointer.
3349 Use xtensa_b4const_or_zero.
3350 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3351 xtensa_const_ok_for_letter_p. Update comments.
3352 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3353 (PREDICATE_CODES): Delete.
3354 * config/xtensa/xtensa.md: Include predicates.md.
3355 * config/xtensa/predicates.md: New file.
3357 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3359 * config/v850/v850-protos.h: Remove the prototypes for
3360 reg_or_int9_operand, reg_or_const_operand,
3361 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3362 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3363 movsi_source_operand, power_of_two_operand,
3364 not_power_of_two_operand, special_symbolref_operand,
3365 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3366 register_is_ok_for_epilogue.
3367 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3368 reg_or_int9_operand, reg_or_const_operand,
3369 call_address_operand, special_symbolref_operand,
3370 movsi_source_operand, power_of_two_operand,
3371 not_power_of_two_operand, register_is_ok_for_epilogue,
3372 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3373 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3375 * config/v850/v850.h (PREDICATE_CODES): Remove.
3376 * config/v850/v850.md: Include predicates.md.
3377 * config/v850/predicates.md: New.
3379 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3381 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3382 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3383 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3384 (itoolsdir, itoolsdatadir): Move definition above new first use.
3385 (install-itoolsdirs): New rule.
3386 (install-mkheaders): Depend on install-itoolsdirs, not
3387 install-include-dir.
3389 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3391 * tree-into-ssa.c: Remove obsolete comments.
3393 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3395 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3396 unrolling if -fpeel-loops is specified, too.
3397 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3398 Remove superfluous check for flag_unroll_loops.
3400 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3402 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3403 (lrint_optab, llrint_optab): Define corresponding macros.
3404 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3405 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3406 pattern and llrint_optab using llrintdi2 patterns.
3407 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3408 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3409 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3410 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3411 flag_unsafe_math_optimizations is set.
3413 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3415 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3416 simplify_logical, if_then_else_cond, known_cond,
3417 simplify_comparison): Adjust calls to reverse_comparison.
3418 Don't use combine_reversed_comparison_code).
3419 (combine_reversed_comparison_code): Remove.
3420 (reversed_comparison): Using reversed_comparison_code, move it...
3421 * jump.c (reversed_comparison): ... here.
3422 * rtl.h (reversed_comparison): Add prototype.
3424 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3426 * builtins.c (fold_builtin): Take decomposed arguments of
3428 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3429 * gimplify.c (gimplify_call_expr): Likewise.
3430 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3431 * tree.h: Update the prototype of fold_builtin.
3433 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3435 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3436 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3437 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3438 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3439 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3441 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3443 * builtins.c (fold_builtin_1): Take decomposed arguments of
3445 (fold_builtin): Update a call to fold_builtin_1.
3447 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3450 * gcov.c (output_lines): Only output function block summary when
3451 outputting branch information.
3452 * doc/gcov.texi: Document format of preamble and additional block
3455 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3457 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3458 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3459 the defaults false if BITS_PER_UNIT != 8.
3460 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3461 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3462 than BITS_PER_UNIT != 8.
3463 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3464 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3465 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3467 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3468 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3470 2005-03-20 Roger Sayle <roger@eyesopen.com>
3473 * fold-const.c (fold_binary): Fix type mismatch between
3474 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3475 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3476 for non-truth-valued expressions.
3478 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3479 and FUNCTION_DECL in the main switch.
3480 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3481 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3482 we also need to convert their operands to match.
3483 <TRUTH_NOT_EXPR>: Likewise.
3485 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3487 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3488 diagnostic without checking whether an lvalue.
3489 * c-common.h (lvalue_p): Remove.
3490 (enum lvalue_use): Update comment.
3491 (lvalue_or_else): Replace by lvalue_error.
3492 * c-typeck.c (lvalue_p): Make static.
3493 (lvalue_or_else): New. Call lvalue_error.
3495 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3497 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3498 (function_arg_advance): Use rs6000_parm_start.
3499 (function_arg, rs6000_arg_partial_bytes): Likewise.
3501 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3503 * c-common.c (check_case_value): Adjust comment about stripping
3505 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3506 * c-typeck.c (default_conversion, convert_arguments,
3507 build_modify_expr, convert_for_assignment, store_init_value,
3508 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3509 manually. Remove inaccurate comments.
3511 2005-03-20 Roger Sayle <roger@eyesopen.com>
3512 Joseph S. Myers <joseph@codesourcery.com>
3514 * varasm.c (do_assemble_alias): Restore comment describing function.
3515 Annotate the target parameter as potentially unused.
3517 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3520 * config/avr/avr.c (avr_output_function_prologue): Do not use
3521 current_function_name() in a label, use a local label instead.
3523 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3525 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3526 flag_finite_math_only, not flag_unsafe_math_optimizations.
3528 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3530 * builtins.c (fold_builtin_1): Update a call to
3531 targetm.fold_builtin.
3532 * hooks.c (hook_tree_tree_bool_null): Rename to
3533 hook_tree_tree_tree_bool_null. Take one more argument of type
3535 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3536 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3537 hook_tree_tree_tree_bool_null.
3538 * target.h (gcc_target): Update the prototype of fold_builtin.
3539 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3540 arguments of CALL_EXPR.
3541 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3544 2005-03-20 Jan Hubicka <jh@suse.cz>
3546 * cgraph.h (cgraph_node): Add prev_clone pointer.
3547 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3548 (cgraph_clone_node): Produce doubly linked chain.
3550 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3552 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3553 get_nonnull_operand, handle_sentinel_attribute,
3554 check_function_arguments_recurse): Do not strip NOPS from
3556 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3558 * c-format.c (get_constant): Likewise.
3559 * c-parser.c (c_parser_postfix_expression): Likewise.
3560 * c-typeck.c (set_init_index): Likewise.
3561 (convert_arguments): Don't check for NOP_EXPR containing integer
3564 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3566 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3567 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3568 Take decomposed arguments of CALL_EXPR.
3569 (fold_builtin_1): Update calls to the functions mentioned
3572 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3574 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3575 width to have integer type.
3576 (build_enumerator): Require enumerator value to have integer type.
3578 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3580 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3583 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3585 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3586 std=iso9899:199x): Correct descriptions.
3588 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3590 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3593 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3595 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3597 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3598 fold_builtin_memcpy.
3600 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3601 arguments of CALL_EXPR.
3602 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3603 fold_builtin_found, fold_builtin_1): Update calls to
3604 fold_trunc_transparent_mathfn.
3606 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3609 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3610 function pointers on targets that require function pointer
3612 (fold_sign_changed_comparison): Likewise.
3614 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3616 * combine.c (try_combine): When changing the mode of a hard reg, make
3617 sure that doing so is valid.
3619 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3621 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3622 (TARGET_HANDLE_OPTION): Override default.
3623 (avr_handle_option): New function.
3624 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3625 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3626 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3627 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3628 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3629 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3630 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3631 (TARGET_OPTIONS): Delete.
3632 * config/avr/avr.opt: New file.
3634 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3636 * config/m32r/m32r-protos.h: Remove the prototypes for
3637 call_address_operand, symbolic_operand, seth_add3_operand,
3638 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3639 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3640 two_insn_const_operand, move_src_operand,
3641 move_double_src_operand, move_dest_operand,
3642 eqne_comparison_operator, signed_comparison_operator,
3643 large_insn_p, conditional_move_operand, carry_compare_operand,
3644 m32r_block_immediate_operand, extend_operand,
3645 reg_or_eq_int16_operand, int8_operand, and
3646 reg_or_zero_operand.
3647 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3648 seth_add3_operand, int8_operand, cmp_int16_operand,
3649 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3650 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3651 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3652 move_double_src_operand, move_dest_operand,
3653 eqne_comparison_operator, signed_comparison_operator,
3654 extend_operand, small_insn_p, large_insn_p,
3655 conditional_move_operand, carry_compare_operand,
3656 m32r_block_immediate_operand): Move to predicates.md.
3657 (MAX_MOVE_BYTES): Move to m32r.h.
3658 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3659 * config/m32r/m32r.md: Include predicates.md.
3660 * config/m32r/predicates.md: New.
3662 2005-03-18 James E Wilson <wilson@specifixinc.com>
3665 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3668 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3670 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3671 call_address_operand, const_8bit_operand.
3672 * config/mn10300/mn10300.c (call_address_operand,
3673 const_8bit_operand, const_1f_operand): Move to predicates.md.
3674 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3675 * config/mn10300/mn10300.md: Include predicates.md.
3676 * config/mn10300/predicates.md: New.
3678 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3680 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3681 declarations in diagnostics and %E for identifiers, not %s.
3683 2005-03-18 Jan Hubicka <jh@suse.cz>
3684 Dale Johannesen <dalej@apple.com>
3686 * basic-block.h (scale_bbs_frequencies_int,
3687 scale_bbs_frequencies_gcov_type): Declare.
3688 * cfg.c (RDIV): New macro.
3689 (update_bb_frequency_for_threading): Fix.
3690 * basic-block.h (scale_bbs_frequencies_int,
3691 scale_bbs_frequencies_gcov_type): New.
3692 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3693 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3694 scale_bbs_frequencies_int.
3695 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3697 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3699 * config/m32r/m32r-protos.h: Remove the prototypes for
3700 call_address_operand, symbolic_operand, seth_add3_operand,
3701 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3702 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3703 two_insn_const_operand, move_src_operand,
3704 move_double_src_operand, move_dest_operand,
3705 eqne_comparison_operator, signed_comparison_operator,
3706 large_insn_p, conditional_move_operand, carry_compare_operand,
3707 m32r_block_immediate_operand, extend_operand,
3708 reg_or_eq_int16_operand, int8_operand, and
3709 reg_or_zero_operand.
3710 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3711 seth_add3_operand, int8_operand, cmp_int16_operand,
3712 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3713 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3714 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3715 move_double_src_operand, move_dest_operand,
3716 eqne_comparison_operator, signed_comparison_operator,
3717 extend_operand, small_insn_p, large_insn_p,
3718 conditional_move_operand, carry_compare_operand,
3719 m32r_block_immediate_operand): Move to predicates.md.
3720 (MAX_MOVE_BYTES): Move to m32r.h.
3721 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3722 * config/m32r/m32r.md: Include predicates.md.
3723 * config/m32r/predicates.md: New.
3725 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3727 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3728 symbolic_operand, symbolic_memory_operand,
3729 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3730 indexed_memory_operand, move_dest_operand, move_src_operand,
3731 prefetch_cc_operand, prefetch_nocc_operand,
3732 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3733 arith_operand, arith11_operand, pre_cint_operand,
3734 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3735 ireg_operand, int5_operand, uint5_operand, int11_operand,
3736 uint32_operand, arith5_operand, and_operand, ior_operand,
3737 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3738 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3739 shadd_operand, movb_comparison_operator,
3740 cmpib_comparison_operator): Move to predicates.md.
3741 (magic_milli, shadd_constant_p): Make it extern.
3742 * config/pa/pa.h (PREDICATE_CODES): Remove.
3743 * config/pa/pa.md: Include predicates.md.
3744 * config/pa/predicates.md: New.
3746 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3749 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3751 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3752 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3753 config/alpha/freebsd.h, config/alpha/linux.h,
3754 config/alpha/netbsd.h, config/alpha/osf5.h,
3755 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3756 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3757 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3758 doc/cppopts.texi: Update copyright.
3760 2005-03-18 Jan Hubicka <jh@suse.cz>
3763 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3765 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3768 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3770 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3773 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3775 * combine.c (gen_binary): Remove.
3776 (known_cond, simplify_shift_const, find_split_point,
3777 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3778 simplify_logical, expand_field_assignment, extract_left_shift,
3779 force_to_mode, if_then_else_cond, apply_distributive_law,
3780 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3781 simplify_comparison, reversed_comparison): Replace with
3782 simplify_gen_binary, simplify_gen_relational or
3783 distribute_and_simplify_rtx.
3784 (distribute_and_simplify_rtx): New function.
3786 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3787 Paolo Bonzini <gcc.gnu.org>
3789 * calls.c (setjmp_call_p, special_function_p): Update comments
3790 at the head of the functions.
3792 2005-03-18 Jan Hubicka <jh@suse.cz>
3794 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3796 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3797 function body should be released; do not proactively release function
3798 bodies in non-unit-at-a-time mode.
3800 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3802 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3803 mno-fp-ret-in-387 multilib variants.
3805 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3807 * common.opt (m): Remove.
3808 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3810 (common_handle_option): Remove OPT_m case.
3812 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3814 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3816 (fold_builtin_1): Update a call to fold_builtin_bitop.
3818 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3820 (fold_builtin_1): Update a call to fold_builtin_signbit.
3822 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3824 PR tree-optimization/20474
3825 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3826 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3828 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3830 * config/h8300/h8300-protos.h: Remove prototypes for
3831 general_operand_src, general_operand_dst, single_one_operand,
3832 single_zero_operand, call_insn_operand,
3833 two_insn_adds_subs_operand, small_call_insn_operand,
3834 jump_address_operand, bit_operand, bit_memory_operand,
3835 stack_pointer_operand, const_int_gt_2_operand,
3836 const_int_ge_8_operand, const_int_qi_operand,
3837 const_int_hi_operand, incdec_operand, bit_operator,
3838 nshift_operator, eqne_operator, gtle_operator,
3839 gtuleu_operator, iorxor_operator.
3840 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3841 h8300_ldm_stm_parallel.
3842 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3844 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3845 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3846 (h8300_ldm_stm_parallel): Make it extern.
3847 (h8300_ldm_parallel, h8300_stm_parallel,
3848 h8300_return_parallel, general_operand_src,
3849 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3850 nibble_operand, reg_or_nibble_operand, single_one_operand,
3851 single_zero_operand, call_insn_operand,
3852 two_insn_adds_subs_operand, small_call_insn_operand,
3853 jump_address_operand, bit_operand, bit_memory_operand,
3854 stack_pointer_operand, const_int_gt_2_operand,
3855 const_int_ge_8_operand, const_int_qi_operand,
3856 const_int_hi_operand, incdec_operand, eqne_operator,
3857 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3858 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3859 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3860 nshift_operator): Move to predicates.md.
3861 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3862 * config/h8300/h8300.md: Include predicates.md.
3863 * config/h8300/predicates.md: New.
3865 2005-03-17 Richard Henderson <rth@redhat.com>
3867 * config.gcc (ia64*-*-hpux*): Add extra_options.
3868 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3869 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3870 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3871 (ia64_tls_size_string, ia64_tune_string): Remove.
3872 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3873 (TARGET_DEFAULT_TARGET_FLAGS): New.
3874 (TARGET_HANDLE_OPTION): New.
3875 (ia64_override_options): Move options parsing ...
3876 (ia64_handle_option): ... here. New.
3877 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3878 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3879 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3880 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3881 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3882 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3883 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3884 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3885 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3886 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3887 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3888 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3889 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3890 TARGET_EARLY_STOP_BITS): Remove.
3891 (TARGET_ILP32): Default false.
3892 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3893 (enum ia64_inline_type): New.
3894 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3895 * config/ia64/ia64.md: Update for new definitions of
3896 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3897 * config/ia64/ia64.opt: New file.
3898 * config/ia64/ilp32.opt: New file.
3900 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3903 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3905 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3907 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3908 instead of MASK_H8300S.
3909 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3910 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3911 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3912 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3913 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3914 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3915 TARGET_SWITCHES): Remove.
3916 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3918 * config/h8300/h8300.opt: New.
3920 * config/alpha/alpha.opt, config/arc/arc.opt,
3921 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3924 2005-03-17 Ian Lance Taylor <ian@airs.com>
3928 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3930 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3931 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3932 (TARGET_HANDLE_OPTION): Override default.
3933 (arc_handle_option): New function.
3934 (arc_init): Remove code to set arch_cpu_string.
3935 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3936 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3937 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3938 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3939 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3940 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3941 (arc_rodata_string, TARGET_OPTIONS): Delete.
3942 * config/arc/arc.opt: New file.
3944 2005-03-17 Richard Henderson <rth@redhat.com>
3946 * doc/extend.texi (Weak Pragmas): New section.
3947 (attribute alias): Clarify that target must be in the same
3950 2005-03-17 Richard Henderson <rth@redhat.com>
3952 * config/alpha/alpha.opt: New file.
3953 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3955 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3956 alpha_fprm_string, alpha_fptm_string): Make static.
3957 (alpha_tls_size_string): Remove.
3958 (alpha_handle_option): New.
3959 (override_options): Update for alpha_cpu/alpha_tune split.
3960 (alpha_file_start): Likewise.
3961 (TARGET_DEFAULT_TARGET_FLAGS): New.
3962 (TARGET_HANDLE_OPTION): New.
3963 * config/alpha/alpha.h (alpha_tune): Declare.
3964 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3965 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3966 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3967 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3968 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3969 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3970 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3971 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3972 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3973 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3974 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3975 (TARGET_DEFAULT): Remove MASK_FP.
3976 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3977 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3978 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3979 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3980 alpha_tls_size_string): Remove.
3981 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3982 (attribute tune): Rename from attribute cpu.
3983 * config/alpha/ev4.md: Update to match.
3984 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3985 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3986 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3987 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3988 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3989 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3991 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3993 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3994 and return without creating new state if before_nops_num is nonzero.
3995 * config/ia64/ia64.md (first_insn): New attribute.
3996 (alloc): Set it to yes.
3998 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4000 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4001 STMT_VINFO_SUBVARS to NULL.
4002 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4004 2005-03-16 Dale Johannesen <dalej@apple.com>
4006 * rtlanal.c (find_first_parameter_load): Rewrite to
4007 return actual first param load or the call if none,
4008 instead of first in block, when not all loads exist.
4010 2005-03-16 Roger Sayle <roger@eyesopen.com>
4012 * optabs.c (expand_copysign_absneg): Make static.
4013 * optabs.h (expand_copysign_absneg): Delete prototype.
4014 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4016 2005-03-16 Richard Henderson <rth@redhat.com>
4019 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4020 (alias_pairs): Rename from output_defs.
4021 (find_decl_and_mark_needed): Split out from assemble_alias.
4022 (do_assemble_alias): New.
4023 (assemble_output_def): Remove.
4024 (finish_aliases_1, finish_aliases_2): New.
4025 (process_pending_assemble_output_defs): Remove.
4026 (assemble_alias): Defer aliases for which we don't yet have a
4027 non-external decl for the target symbol.
4028 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4029 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4030 * toplev.c (compile_file): Use finish_aliases_2 instead of
4031 process_pending_assemble_output_defs.
4032 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4033 (process_pending_assemble_output_defs): Remove.
4035 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4037 Fix PR tree-optimization/20489
4039 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4040 for empty structures.
4042 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4044 Fix PR tree-optimization/20490
4046 * tree-ssa-pre.c (create_expression_by_pieces): Use
4047 force_gimple_operand on result of fold.
4049 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4051 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4052 of closing parenthesis.
4054 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4056 * builtins.c (expand_movstr): Update a call to
4057 fold_builtin_strcpy.
4058 (expand_builtin_strncpy): Update a call to
4059 fold_builtin_strncpy.
4060 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4061 arguments of CALL_EXPR.
4062 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4063 fold_builtin_strncpy.
4064 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4065 * tree.h: Update the prototypes of fold_builtin_strcpy and
4066 fold_builtin_strncpy.
4068 2005-03-16 Steven Bosscher <stevenb@suse.de>
4069 Dorit Naishlos <dorit@il.ibm.com>
4071 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4072 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4075 2005-03-16 Steven Bosscher <stevenb@suse.de>
4077 * tree-inline.c (walk_type_fields, walk_tree,
4078 walk_tree_without_duplicates): Move from here...
4079 * tree.c: ...to here.
4081 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4083 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4084 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4085 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4086 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4087 (version): Define using $(BASEVER_c).
4088 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4090 (version.o): Depend on version files; add custom generation command.
4091 (prefix.o): Define BASEVER on command line.
4092 (s-iov): Depend on version files; adjust command.
4093 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4095 (gcc-vers.texi): New rule.
4096 (doc/%.info, doc/%.dvi): Add -I . to command line.
4097 (doc/gccinstall.dvi): Likewise.
4098 (PACKAGE): Delete. All uses replaced with "gcc".
4099 * aclocal.m4: Do not include gcc-version.m4.
4100 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4101 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4102 Set is_release based on contents of DEV-PHASE.
4103 Set gcc_version based on contents of BASE-VER.
4104 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4105 * config.in, configure: Regenerate.
4106 * gccbug.in: Determine version of GCC in use at runtime.
4107 * gcov-iov.c: Get version number and development phase from
4108 command line, not by including version.c.
4109 * intl.c: Replace all uses of PACKAGE with "gcc".
4110 * libada-mk.in: Delete unused "gcc_version" variable.
4111 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4112 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4113 commentary to match.
4114 (version_string): Put together from pieces.
4115 * config/alpha/x-vms: Do not use $(gcc_version).
4116 * config/i386/t-nwld: Likewise.
4117 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4118 version-GCC and DEVELOPMENT.
4120 2005-03-15 Roger Sayle <roger@eyesopen.com>
4122 PR tree-optimization/17454
4123 * tree.c (tree_size): Add case for TREE_BINFO.
4124 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4125 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4127 2005-03-15 Roger Sayle <roger@eyesopen.com>
4129 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4130 op1 whilst expanding the signed widenening multiply variant.
4132 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4134 * toplev.c (display_target_options): Avoid unused variable warning if
4135 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4136 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4137 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4138 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4139 (mips_isa_info): New variable.
4140 (mips_parse_cpu): Remove the first argument and leave the caller
4142 (TARGET_HANDLE_OPTION): Override default.
4143 (mips_handle_option): New function. Move option validation code from...
4144 (override_options): ...here. Update calls to mips_parse_cpu.
4145 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4146 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4147 (SUBTARGET_TARGET_OPTIONS): Delete.
4148 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4149 (mno-flush-func, mtune=): New options.
4151 2005-03-15 Roger Sayle <roger@eyesopen.com>
4152 Richard Henderson <rth@redhat.com>
4154 * real.c (c4x_single_format, c4x_extended_format): Provide values
4155 for signbit_ro for c4x's single and extended floating point formats.
4156 * optabs.c (expand_copysign): Use the floating point format's
4157 signbit_ro for expanding via expand_copysign_absneg, and it's
4158 signbit_rw field for expanding via expand_copysign_bit.
4160 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4162 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4163 known_alignment_for_access_p.
4164 (known_alignment_for_access_p): New.
4165 (do_peeling_for_alignment): Field made int instead of bool and renamed
4166 to peeling_for_alignment.
4167 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4168 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4169 functionality used to be in vect_analyze_operations.
4170 (vect_analyze_operations): Code to determine vectorization factor was
4171 moved to vect_determine_vectorization_factor.
4172 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4173 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4175 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4176 be part of vect_analyze_operations).
4177 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4178 creating the guard condition, as the number of iterations may be
4180 (slpeel_tree_peel_loop_to_edge): Use new name of
4181 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4182 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4183 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4184 (vect_do_peeling_for_alignment): Use fold.
4185 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4187 (vect_update_inits_of_dr): Renamed to
4188 vect_update_init_of_dr.
4189 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4190 (vectorizable_store): Fix assertion to use == instead of =.
4192 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4194 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4195 call_used_regs for wCG registers.
4197 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4199 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4200 for non-offsettable memory references to cope with outstanding reload
4201 replacements, take 2.
4203 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4206 * config/i386/i386.h (x86_fisttp): New.
4207 (TARGET_FISTTP): New macro.
4208 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4209 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4210 instruction when fisttp flag is set.
4211 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4213 * config/i386/i386.md (type attribute): Add fisttp.
4214 (unit attribute): Set to i387 for fisttp type.
4215 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4216 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4218 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4219 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4221 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4222 patterns for TARGET_FISTTP. Enable patterns for
4223 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4224 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4225 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4226 implement fisttp x87 insn.
4227 (fix_trunc*_i387_fisttp splitters): New patterns.
4228 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4229 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4230 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4232 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4233 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4234 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4235 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4236 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4237 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4238 Disable patterns for TARGET_FISTTP.
4239 (fix_trunc*_i387 splitters): Implement usign mode macros.
4240 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4241 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4242 (fix_trunx*_sse peephole2s): Implement using mode macros.
4244 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4246 PR rtl-optimization/20291
4247 * combine.c (try_combine): If splitting fails, re-try with
4248 original combined pattern, i.e. before clobber stripping.
4250 2005-03-14 Eric Christopher <echristo@redhat.com>
4252 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4253 STACK_GROWS_DOWNWARD.
4255 2005-03-14 Roger Sayle <roger@eyesopen.com>
4257 * real.h (struct real_format): Split the signbit field into two
4258 two fields, signbit_ro and signbit_rw.
4259 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4260 mips_double_format, ieee_extended_motorola_format,
4261 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4262 ieee_extended_intel_128_format, ibm_extended_format,
4263 mips_extended_format, ieee_quad_format, mips_quad_format,
4264 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4265 i370_double_format, c4x_single_format, c4x_extended_format,
4266 real_internal_format): Update initializers for new field.
4267 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4268 real_format structure.
4269 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4270 field of the real_format structure.
4272 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4274 Fix PR tree-optimization/20458
4276 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4277 DECL_EXTERNAL on STRUCT_FIELD tags.
4278 (clear_call_clobbered): Ditto.
4279 * tree-ssa-operands.c (note_addressable): Make sure the original
4280 variable doesn't slip into the addressable list if we have
4282 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4285 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4287 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4288 (-fwide-exec-charset): Likewise.
4289 (-finput-charset): Likewise.
4290 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4291 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4292 * c.opt (Wnormalized): New.
4294 2005-03-14 Devang Patel <dpatel@apple.com>
4296 * doc/invoke.texi: Add reference to Visibility document.
4298 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4300 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4301 MASK_SPLIT_ADDRESSES.
4302 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4303 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4304 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4305 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4306 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4307 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4308 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4309 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4310 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4311 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4312 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4313 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4314 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4315 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4316 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4317 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4318 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4319 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4320 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4321 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4322 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4323 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4324 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4325 (TARGET_EXPLICIT_RELOCS): Delete.
4326 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4327 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4328 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4329 (override_options): Set MASK_LONG64 if -mint64 is given and no
4330 -mlongXX option is. Complain about -mint64 -mlong32.
4331 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4332 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4333 * config/mips/mips.opt: New file.
4335 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4337 * config.gcc (extra_options): New variable for listing option files.
4338 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4339 * configure.ac (extra_opt_files): New AC_SUBST variable.
4340 (tm_file_list, tm_include_list): Include options.h first.
4341 * configure: Regenerate.
4342 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4343 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4344 (s-options-h): New rule.
4345 (options.h): Depend on it.
4346 (TEXI_GCCINT_FILES): Add options.texi.
4347 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4348 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4349 * target.h (gcc_target): Add default_target_flags and handle_option.
4350 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4351 (TARGET_HANDLE_OPTION): New macros.
4352 (TARGET_INITIALIZER): Include them.
4353 * opt-functions.awk (opt_args, nth_arg): New functions.
4354 (switch_flags): Handle the "Target" flag.
4356 (var_name): Use opt_args and nth_arg.
4357 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4358 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4359 macros for the "Mask" and "InverseMask" options.
4360 * opts.h (cl_var_cond): New enum.
4361 (cl_option): Replace the "has_set_value" and "set_value" fields with
4362 "var_cond" and "var_value".
4363 (CL_TARGET): New macro.
4364 (option_enabled, print_filtered_help): Declare.
4365 (decode_options): Move definition.
4366 * opts.c (handle_option): Search for the original option before
4367 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4368 var_cond and var_value fields. Use targetm.handle_option to handle
4370 (decode_options): Set target_flags to targetm.default_target_flags.
4371 (print_filtered_help): Make global. Handle CL_TARGET.
4372 (option_enabled): New function.
4373 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4374 (display_target_options, set_target_switch, print_switch_values)
4375 (default_pch_valid_p): Guard uses of target_switches with
4376 #ifdef TARGET_SWITCHES. Also...
4377 (display_target_options): Display the CL_TARGET entries in cl_options.
4378 (set_target_option): Don't complain about the "" option when
4379 TARGET_SWITCHES is undefined.
4380 (print_switch_values): Use option_enabled.
4381 (default_pch_valid_p): Check cl_options[] when looking for something
4382 that has changed the value of target_flags.
4383 * c.opt: Remove documentation from top of file.
4384 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4385 * doc/sourecebuild.texi: Refer to the new options documentation
4386 instead of c.opt. Document machine-specific .opt files.
4387 * doc/tm.texi (target_flags): Say that this variable is declared
4389 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4390 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4392 * doc/options.texi: New file.
4394 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4397 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4400 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4403 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4404 temporary variable of pointer type if an lvalues is required.
4405 (gimplify_modify_expr_rhs): Request an rvalue from it.
4406 (gimplify_expr): Pass fallback on.
4408 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4410 * cfgbuild.c: Update comments.
4412 2005-03-14 Roger Sayle <roger@eyesopen.com>
4414 PR rtl-optimization/17236
4415 * optabs.c (expand_doubleword_mult): New helper function split out
4416 from expand_binop. Permute the order in which instructions are
4417 emitted to minimize the number of simultaneously live registers.
4418 (expand_binop): Call expand_doubleword_mult to synthesize a double
4419 word multiplication.
4421 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4423 * basic-block.h: Update the prototypes of cached_make_edge and
4425 * cfg.c (cached_make_edge): Take edge_cache representing one
4426 row of the adjacency matrix of edges.
4427 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4428 (make_edges): Initialize edge_cache to represent one row of
4429 the adjacency matrix of edges.
4431 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4433 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4435 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4436 Remove unused removed_phis variable.
4437 (conditional_replacement): Use build1/build2.
4438 (abs_replacement): Use last_and_only_stmt and build1/build2.
4440 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4442 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4443 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4444 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4445 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4446 * c-common.c (handle_novops_attribute): New function.
4447 (c_common_attribute_table): Add "no vops" entry.
4448 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4449 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4450 * tree-ssa-operands.c (get_call_expr_operands): Do not
4451 create virtual operands for calls with ECF_NOVOPS flag.
4452 * tree.h (DECL_IS_NOVOPS): New macro.
4453 (struct tree_decl): Add novops_flag.
4454 (ECF_NOVOPS): New constant.
4456 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4459 * config/i386/i386.c (x86_use_himode_fiop): New.
4460 (x86_use_simode_fiop): Rename from x86_use_fiop.
4461 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4462 (TARGET_USE_HIMODE_FIOP): New.
4463 (x86_use_simode_fiop): Rename from x86_use_fiop.
4464 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4466 * config/i386/i386.md (X87MODEI12): New mode macro define.
4467 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4468 to implement x87 FP compare with HImode input operands.
4469 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4470 Use X87MODEI12 mode macro to handle HImode input operands.
4471 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4472 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4473 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4474 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4475 macro to implement x87 operators with HImode input operands.
4476 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4479 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4481 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4483 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4484 constants invariant.
4486 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4488 * basic-block.h (BB_VISITED): Removed.
4489 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4491 2005-03-14 Falk Hueffner <falk@debian.org>
4494 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4496 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4498 * ggc-zone.c: Fix comment typos.
4500 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4501 stringpool.c, config/mips/mips-protos.h: Update copyright.
4503 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4505 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4506 throughout with its typedef, "rtx".
4507 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4508 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4509 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4510 regs in comment to match code.
4512 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4514 * except.c (check_handled): Make it static.
4515 * except.h: Remove the corresponding prototype.
4517 * function.c (get_func_frame_size): Make it static.
4518 * function.h: Remove the corresponding type.
4520 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4522 * hard-reg-set.h: Remove the corresponding declarations.
4524 * tree-cfg.c (verify_stmts): Check that
4525 bb_for_stmt (stmt) == bb for every PHI node and statement.
4527 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4529 * config.gcc: Remove excess indentation.
4530 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4532 2005-03-13 Roger Sayle <roger@eyesopen.com>
4535 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4536 * fold-const.c (fold_sign_changed_comparison): Likewise.
4537 (fold_binary): Optimize comparisons against widened operands if
4538 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4540 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4542 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4543 (sparc_override_options): Initialize it.
4544 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4546 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4548 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4549 (reg_or_none500mem_operand): New predicate.
4550 (zero_reg_mem_operand): New predicate.
4551 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4552 to reg_or_none500mem_operand.
4553 (extendsfdf2_fpr): Add MEM alternative.
4554 (extenddftf2_internal): Change operand2 predicate to
4555 zero_reg_mem_operand.
4557 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4559 * ggc-zone.c: Rewritten.
4561 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4563 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4564 * config.in: Regenerated.
4565 * configure: Regenerated.
4566 * gengtype.c (write_types_process_field, write_func_for_structure):
4567 Pass new argument to gt_pch_note_object.
4568 * ggc-common.c (struct ptr_data): Add TYPE.
4569 (gt_pch_note_object): Take TYPE argument and save it.
4570 (call_count): Update call to ggc_pch_count_object.
4571 (call_alloc): Update call to ggc_pch_alloc_object.
4572 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4574 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4575 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4576 (ggc_alloc_zone_stat): Delete.
4577 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4578 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4579 (ggc_pch_alloc_object): Update prototypes.
4580 (garbage_zone): Delete.
4581 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4582 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4584 (tree_id_zone): New variable.
4585 (ggc_alloc_cleared_zone): Remove unused.
4586 (ggc_alloc_zone): Define.
4587 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4588 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4589 ggc_alloc_zone_stat.
4590 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4591 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4592 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4593 (make_node_stat): Likewise. Use tree_id_zone.
4595 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4596 Joseph S. Myers <joseph@codesourcery.com>
4598 * configure.ac: Check for MIPS TLS.
4599 * configure: Regenerated.
4600 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4601 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4602 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4603 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4604 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4605 (mips_classify_symbol, mips_symbolic_constant_p)
4606 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4607 (mips_tls_operand_p, mips_call_tls_get_addr)
4608 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4609 (mips_tls_symbol_ref_1): New functions.
4610 (mips_legitimize_address, mips_legitimize_const_move): Call
4611 mips_legitimize_tls_address.
4612 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4614 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4615 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4616 (mips_char_to_class): Document V1_REG.
4617 (HAVE_AS_TLS): Provide default.
4618 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4620 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4622 (tls_get_tp_<mode>): New instruction.
4624 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4626 * configure.ac: Update checks for target tools.
4627 * configure: Regenerated.
4629 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4631 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4633 2005-03-13 Roger Sayle <roger@eyesopen.com>
4635 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4636 more classes of DImode multiplication by constant. Allow both
4637 multiplication by small negative constants (by performing a
4638 multiplication by a positive constant and negating the result) and
4639 multiplications by large powers of two, by using a left shift.
4641 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4643 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4644 of basic blocks into work_stack.
4646 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4647 config/mips/vr.h: Update copyright.
4649 * c-decl.c (c_init_decl_processing): Remove useless calls to
4650 build_function_type.
4652 * builtins.c (fold_trunc_transparent_mathfn,
4653 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4654 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4655 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4656 fold_builtin_strcpy, fold_builtin_strncpy,
4657 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4660 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4663 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4664 variable determinant.
4666 * tree-cfg.c (group_case_labels): Remove local variable type.
4668 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4671 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4674 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4677 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4678 (*movmemqi_insn): Delete.
4679 (*movmemhi): Delete.
4681 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4683 * builtins.c (fold_builtin_classify): Take decomposed
4684 arguments of CALL_EXPR.
4685 (fold_builtin_1): Update a call to fold_builtin_classify.
4687 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4690 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4691 through into call to parser_xref_tag after parse error.
4692 (c_parser_struct_declaration): Consistently return NULL_TREE on
4695 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4697 * tree-flow-inline.h (ref_contains_array_ref): New function.
4698 (lookup_subvars_for_var): Ditto.
4699 (get_subvars_for_var): Ditto.
4700 (var_can_have_subvars): Ditto.
4702 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4703 (struct subvar): New type.
4705 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4707 * tree-optimize.c (init_tree_optimization_passes): Call
4708 pass_create_structure_vars.
4710 * tree-ssa-alias.c: Include vec.h.
4711 (init_alias_info): Don't auto-clear call clobbered on struct-field
4713 (compute_flow_insensitive_aliasing): Handle subvars.
4714 (group_aliases): Handle STRUCT_FIELD aliases.
4715 (setup_pointers_and_addressables): Ditto.
4716 Don't mark variables non-addressable if they still have
4717 addressable subvars.
4718 Also mark subvars addressable when the real variable is marked
4720 (add_pointed_to_var): Try to prune the pointed-to set by only
4721 pointing to subvars when possible.
4722 Otherwise, make sure we set addresses_needed and pt_vars to
4723 properly include subvars.
4724 (bitpos_of_field): New function.
4725 (push_fields_onto_fieldstack): Ditto.
4726 (get_or_create_used_part_for): Ditto.
4727 (create_overlap_variables_for): Ditto.
4728 (find_used_portions): Ditto.
4729 (create_structure_vars): Ditto.
4730 (pass_create_structure_vars): New structure.
4732 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4733 (get_expr_operands): Handle subvars. Also try to turn
4734 COMPONENT_REF accesses into must-defs now that we can accurately
4736 (note_addressable): Try to only mark as addressable those subvars
4737 we know a COMPONENT_REF touches.
4738 (overlap_subvar): New function.
4740 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4741 Handle subvar storing.
4742 (vect_address_analysis): Update caller of vect_object_analysis.
4744 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4746 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4747 (STMT_VINFO_SUBVARS): New macro.
4749 * common.opts: add flag_tree_salias.
4751 * opts.c (decode_options): flag_tree_salias defaults to on.
4753 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4755 * doc/tree-ssa.texi: Document structural alias analysis.
4757 2005-03-12 Steven Bosscher <stevenb@suse.de>
4759 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4760 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4761 * tree-ssa-operands.c (get_expr_operands): Likewise.
4762 (get_expr_operands): Likewise for ERROR_MARK.
4764 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4766 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4769 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4772 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4773 (mark_operand_necessary): Remove local variable ver.
4775 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4776 variable prefix_len.
4778 * value-prof.c (mod_subtract_transform): Remove local variable
4781 * builtins.c (fold_builtin_exponent): Take decomposed
4782 arguments of CALL_EXPR.
4783 (fold_builtin_1): Update a call to fold_builtin_exponent.
4785 * builtins.c (fold_builtin_logarithm): Take decomposed
4786 arguments of CALL_EXPR.
4787 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4789 * c-decl.c (c_init_decl_processing): Remove local variables
4790 ptr_ftype_void and ptr_ftype_ptr.
4792 * gimplify.c (gimplify_expr): Remove local variables r0 and
4795 * reg-stack.c (move_for_stack_reg): Remove local variable
4797 (compare_for_stack_reg): Remove local variable flags_user.
4798 (convert_regs_1): Remove local variable deleted.
4800 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4802 (combine_blocks): Remove local variables exits and new_e.
4804 * tree-inline.c (expand_call_inline): Remove local variable
4807 * tree-ssa-live.c (create_ssa_var_map,
4808 calculate_live_on_entry): Remove local variable snn.
4810 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4812 * c-lex.c (c_lex_with_flags): Add parameter to call to
4815 2005-03-11 Per Bothner <per@bothner.com>
4817 * c-tree.h (struct c_declarator): New id_loc field.
4818 * c-pragma.h (c_lex_with_flags): Take position reference.
4819 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4820 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4821 (c_lex): Pass dummy location to c_lex_with_flags.
4822 * c-parser.c (c_lex_one_token): Set c_token's location using
4823 c_lex_with_flags, instead of input_location, which might be "ahead".
4824 (c_parser_direct_declarator): Set declarator's id_loc from
4826 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4827 declarator's id_loc, rather than probably-imprecise input_location.
4828 (build_id_declarator): Initialize c_declarator's id_loc field.
4830 2005-03-11 Roger Sayle <roger@eyesopen.com>
4833 * builtins.c (expand_builtin_signbit): Force the signbit's word
4834 into an integer register to avoid SUBREGs of floating point modes.
4836 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4838 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4839 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4840 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4841 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4843 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4845 PR rtl-optimization/20306
4846 * expr.c (emit_move_complex): Set try_int false if mode is
4847 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4848 emit_block_move if try_int is true.
4850 2005-03-11 Richard Henderson <rth@redhat.com>
4853 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4854 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4857 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4859 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4860 (TARGET_FIX_VR4130): New macro.
4861 (TARGET_OPTIONS): Add -mfix-vr4130.
4862 (ISA_HAS_MACCHI): New macro.
4863 (ASM_SPEC): Add -mfix-vr4130.
4864 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4865 (override_options): Handle mips_fix_vr4130_string.
4866 (mips_avoid_hazards): Clear all_noreorder_p
4867 if we're working around VR4130 errata and the macc alternatives
4869 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4870 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4871 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4872 (MULTILIB_DEFAULTS): Remove leading "march=".
4873 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4874 if no architecture option is given.
4875 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4877 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4878 * doc/invoke.texi: Document -mfix-vr4130.
4880 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4882 * config/mips/mips.c (override_options): Only warn about -mint64
4883 deprecation if TARGET_INT64.
4885 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4887 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4888 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4889 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4890 are non-specific regarding the nonnull parameter positions.
4891 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4892 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4893 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4894 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4896 * builtins.def: Use the non-specific "nonnull" attibute lists.
4898 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4900 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4901 single_pred_edge, single_succ, single_pred): Improve comments.
4903 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4905 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4906 single_pred_edge, single_succ, single_pred): New inline functions.
4907 * bb-reorder.c (rotate_loop, find_traces_1_round,
4908 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4909 duplicate_computed_gotos): Use the single_succ/pred functions.
4910 * cfganal.c (forwarder_block_p): Ditto.
4911 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4912 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4913 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4914 merge_seq_blocks): Ditto.
4915 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4916 * cfglayout.c (fixup_reorder_chain): Ditto.
4917 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4918 canonicalize_loop_headers, verify_loop_structure): Ditto.
4919 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4920 mfb_update_loops, create_preheader, force_single_succ_latches,
4921 create_loop_notes): Ditto.
4922 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4923 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4924 commit_one_edge_insertion, purge_dead_edges,
4925 cfg_layout_can_merge_blocks_p): Ditto.
4926 * except.c (sjlj_emit_function_enter): Ditto.
4927 * flow.c (init_propagate_block_info): Ditto.
4928 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4929 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4930 insert_insn_end_bb): Ditto.
4931 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4932 find_if_case_2): Ditto.
4933 * lambda-code.c (perfect_nestify): Ditto.
4934 * lcm.c (optimize_mode_switching): Ditto.
4935 * loop-doloop.c (doloop_modify): Ditto.
4936 * loop-init.c (loop_optimizer_init): Ditto.
4937 * loop-iv.c (simplify_using_initial_values): Ditto.
4938 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4939 * loop-unswitch.c (unswitch_loop): Ditto.
4940 * modulo-sched.c (generate_prolog_epilog): Ditto.
4941 * predict.c (combine_predictions_for_insn, estimate_probability,
4942 tree_estimate_probability, last_basic_block_p,
4943 estimate_bb_frequencies): Ditto.
4944 * profile.c (branch_prob): Ditto.
4945 * regrename.c (copyprop_hardreg_forward): Ditto.
4946 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4947 * tracer.c (layout_superblocks): Ditto.
4948 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4949 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4950 cleanup_control_expr_graph, disband_implicit_edges,
4951 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4952 tree_verify_flow_info, tree_make_forwarder_block,
4953 tree_forwarder_block_p, remove_forwarder_block,
4954 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4955 * tree-if-conv.c (tree_if_conversion): Ditto.
4956 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4957 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4958 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4959 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4960 copy_loop_headers): Ditto.
4961 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4962 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4963 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4964 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4965 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4966 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4967 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4968 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4969 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4970 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4971 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4972 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4973 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4974 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4975 slpeel_add_loop_guard): Ditto.
4977 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4979 PR tree-optimization/15784
4980 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4983 * stmt.c (expand_case): Don't change index_type. Convert minval
4986 PR tree-optimization/20130
4987 * fold-const.c (fold): Fold x * -1 into -x.
4989 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4991 PR rtl-optimization/20331
4992 * rtlanal.c (modified_between_p): Check its address first for MEM.
4993 (modified_in_p): Likewise.
4995 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4997 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4999 2005-03-10 Steven Bosscher <stevenb@suse.de>
5001 * expr.c (expand_expr_real_1): If possible, use a conditional
5002 move for expanding MIN_EXPR and MAX_EXPR.
5003 Use temp for moving around rtx-en.
5005 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5008 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5011 2005-03-10 Roger Sayle <roger@eyesopen.com>
5013 * builtins.c (expand_builtin_signbit): Extend to handle floating
5014 point modes wider than the largest integer type, using the
5015 operand_subword_force function to obtain the signbit's word.
5017 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5020 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5021 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5023 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5025 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5027 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5029 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5031 (perform_edge_inserts): Unconditionally call
5032 free_dominator_info.
5034 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5036 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5038 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5040 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5042 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5044 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5046 (rtl_register_value_prof_hooks,
5047 tree_value_profile_transformations,
5048 tree_register_value_prof_hooks): Likewise.
5049 * var-tracking.c (stack_adjust_offset_pre_post,
5050 variable_htab_free, variable_union, dataflow_set_different_2,
5051 count_uses, variable_was_changed, set_frame_base_location,
5052 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5053 vt_add_function_parameters): Likewise.
5054 * varasm.c (named_section_real, named_section, make_decl_rtl,
5055 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5056 const_hash_1, compare_constant, copy_constant, force_const_mem,
5057 output_constant_pool_2, output_constant_pool_1, output_constant,
5058 output_constructor, make_decl_one_only, decl_tls_model,
5059 default_no_named_section, default_elf_select_section_1,
5060 default_unique_section_1): Likewise.
5061 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5062 * vmsdbgout.c (addr_const_to_string): Likewise.
5065 * function.c (struct assign_parm_data_one): Remove last_named
5067 (assign_parm_find_data_types): Don't determine last_named.
5068 Reorder named_parm determination.
5069 (assign_parms): Only setup varargs on the last non-varadic
5072 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5074 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5075 sda base address on medium model.
5077 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5079 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5080 * cfgloop.c (flow_loop_nodes_find): Export.
5081 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5083 * cfgloopmanip.c (fix_loop_structure): New function.
5084 * predict.c (predict_loops): Clean up the loops information.
5085 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5086 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5088 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5089 (rewrite_into_loop_closed_ssa): Declaration changed.
5090 * tree-loop-linear.c (linear_transform_loops): Add argument to
5091 rewrite_into_loop_closed_ssa call.
5092 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5093 * tree-ssa-loop-im.c (move_computations): Ditto.
5094 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5095 * tree-vectorizer.c (vectorize_loops): Ditto.
5096 * tree-optimize.c: Include cfgloop.h.
5097 (execute_todo): Choose whether to call cleanup_tree_cfg or
5098 cleanup_tree_cfg_loop.
5099 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5100 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5101 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5102 cleanup_tree_cfg_loop call.
5103 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5104 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5105 work on part of cfg.
5107 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5110 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5111 with multiple alternatives.
5113 * stmt.c (parse_output_constraint): Fix a typo.
5115 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5117 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5118 assembly directive instead of deprecated "no-generics".
5120 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5122 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5123 for non-offsettable memory references to cope with outstanding reload
5125 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5126 avoid losing outstanding address reloads.
5127 ("reload_outdi", "reload_outdf"): Likewise.
5129 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5131 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5132 code. Add more cbrt transformations.
5134 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5136 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5138 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5140 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5141 NULL_TREE when a given tree is not simplified.
5142 (fold): Return the original tree when any of the functions
5143 mentioned above NULL_TREE.
5145 * fold-const.c (fold_unary, fold_binary): Take decomposed
5146 arguments, code, type, op0, and op1 in case of fold_binary.
5147 (fold): Update calls to fold_unary and fold_binary.
5149 2005-03-09 Roger Sayle <roger@eyesopen.com>
5151 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5152 a fndecl and an arglist instead of a CALL_EXPR, exp.
5154 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5156 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5158 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5160 * expr.c (expand_assignment): Remove orig_to_rtx.
5162 * fold-const.c (int_const_binop): Remove no_overflow.
5164 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5166 * loop-iv.c (get_biv_step_1): Remove lhs.
5168 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5170 * real.c (real_nan): Remove neg.
5172 * function.c (thread_prologue_and_epilogue_insns): Remove i
5175 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5178 * tree-eh.c (tree_could_trap_p): Remove idx.
5180 * tree-into-ssa.c (ann): Remove ann.
5182 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5184 * tree-sra.c (decide_block_copy): Remove inst_count.
5186 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5188 * tree-ssa-loop-im.c (lhs): Remove.
5190 * cfgbuild.c (state, STATE, SET_STATE,
5191 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5193 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5194 (find_basic_blocks): Set the state of each basic block to
5197 2005-03-08 Jeff Law <law@redhat.com>
5199 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5200 goto results in the removal of edges in the CFG, then we need
5201 to recompute dominators.
5203 2005-03-09 Ben Elliston <bje@au.ibm.com>
5205 * c-common.c (c_do_switch_warnings): Comment fix.
5207 2005-03-08 Julian Brown <julian@codesourcery.com>
5209 * Patch from 2005-03-08 reverted for causing regressions and
5210 ppc-darwin bootstrap failure.
5212 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5214 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5215 Define the real function for ppc-darwin.
5216 * c-typeck.c (convert_arguments): Check for target-specific
5217 invalid argument call to unprototyped function.
5218 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5220 * target.h (invalid_arg_for_unprototyped_fn): New field
5222 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5223 default target hook.
5224 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5227 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5229 * c-typeck.c (constructor_stack, constructor_range_stack,
5230 initializer_stack): Make them static.
5232 * cfg.c (rbi_pool): Make it static.
5234 * gimple-low.c (lower_stmt_body): Make it static.
5235 * tree-flow.h: Remove the corresponding prototype. Don't
5238 * sched-deps.c (cache_size): Make it static.
5240 * stor-layout.c (lang_adjust_rli): Make it static.
5242 2005-03-08 Julian Brown <julian@codesourcery.com>
5244 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5245 from being used for symbols with vague linkage when
5246 HAVE_GAS_COMDAT_GROUP is true.
5248 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5250 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5251 nlabel == JUMP_LABEL (jump).
5253 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5255 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5256 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5257 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5258 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5260 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5263 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5264 * c-common.c (handle_returns_twice): New function.
5265 (c_common_attribute_table): Declare eturns_twice' attribute.
5266 * doc/extend.texi: Document eturns_twice' attribute.
5267 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5268 (struct tree_decl): Add returns_twice_flag.
5270 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5272 * tree-ssa-phiopt.c: Fix a comment typo.
5274 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5275 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5276 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5279 2005-03-08 Richard Henderson <rth@redhat.com>
5281 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5282 builtin codes with ctzdi2, clzdi2, popcountdi2.
5283 (struct alpha_builtin_def): Add is_const.
5284 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5285 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5286 (alpha_init_builtins): Init them. Set nothrow and const attributes
5288 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5289 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5290 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5291 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5292 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5293 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5294 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5295 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5296 (TARGET_FOLD_BUILTIN): New.
5297 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5298 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5300 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5302 2005-03-08 Ira Rosen <irar@il.ibm.com>
5304 PR tree-optimization/20122
5305 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5306 condition of access function instead of base.
5308 2005-03-07 Jeff Law <law@redhat.com>
5309 Steven Bosscher <stevenb@suse.de>
5311 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5312 (find_taken_edge): Call find_taken_edge_computed_goto as
5313 appropriate. Allow any gimple invariant rather than just
5314 INTEGER_CST for VAL.
5315 (cleanup_control_flow): Cleanup a computed goto which has turned
5317 (tree_merge_blocks): If block B has any forced labels, move
5318 them to the start of block A.
5319 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5320 computed gotos as well.
5321 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5322 removal of unnecessary computed gotos too.
5323 (lookup_redirection_data): Fix type of INSERT argument. Callers
5326 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5328 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5329 Remove trailing spaces.
5331 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5332 unshare_all_trees): Make them static.
5333 * tree-gimple.h: Remove the corresponding prototypes.
5335 * diagnostic.h: Remove unused prototype
5336 debug_output_buffer.
5337 * modulo-sched.c: Remove unused prototype
5338 set_row_column_for_ps.
5340 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5341 replace_phi_edge_with_variable): Remove unused variable i.
5343 2005-03-07 Per Bothner <per@bothner.com>
5345 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5347 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5350 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5351 bbs on the COND_EXPR instead of the PHI_NODEs.
5352 (candidate_bb_for_phi_optimization): Remove.
5353 (replace_phi_with_stmt): Rename to ...
5354 (replace_phi_edge_with_variable): this and change so that we
5355 replace the phi argument instead of removing the PHI.
5356 (conditional_replacement): Change so we deal with PHI with more
5358 (value_replacement): Likewise.
5359 (abs_replacement): Likewise.
5361 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5363 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5364 output_e500_flip_gt_bit.
5366 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5368 (rs6000_generate_compare): Fix logic to look at the correct bits.
5369 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5371 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5372 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5373 gen_move_from_CR_gt_bit.
5375 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5376 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5377 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5379 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5380 (E500_CR_IOR_COMPARE): New constant.
5382 2005-03-08 Earl Chew <earl_chew@agilent.com>
5383 David Billinghurst <David.Billinghurst@riotinto.com>
5385 * config/i386/host-cygwin.c: New file to support precompiled
5387 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5388 * config.host: Use above files for cygwin host.
5390 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5392 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5393 ordering ops from earlier change.
5395 2005-03-07 Per Bothner <per@bothner.com>
5397 Various fixes to allow us to again build if --enable-mapped-location:
5398 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5399 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5400 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5401 local variable loc. Change logic appropriately.
5402 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5403 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5404 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5405 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5406 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5408 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5410 PR rtl-optimization/19683
5411 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5412 number of bytes, to smallest_int_for_mode. Fix arguments to
5413 REG_CANNOT_CHANGE_MODE_P.
5415 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5417 * reorg.c (relax_delay_slots): Check that the jump is
5418 conditional before trying to invert it.
5420 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5422 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5425 * calls (stack_arg_under_construction): Make it static.
5427 * flow.c (regs_live_at_setjmp): Make it static.
5428 * flow.h: Remove the corresponding prototype.
5430 * reload1.c (reload_startobj, reload_firstobj,
5431 something_needs_operands_changed, reload_inherited,
5432 reload_inheritance_insn, reload_override_in,
5433 reload_spill_index): Make them static.
5435 * recog.c (verify_changes): Make it static.
5436 * recog.h: Remove the corresponding prototype.
5438 * cfgbuild.c (find_sub_basic_blocks): Remove.
5439 * basic-block.h: Remove the corresponding prototype.
5440 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5442 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5444 * tree-ssa-operands.c (check_build_stmt): Remove.
5446 * stor-layout.c (set_alignment): Remove.
5447 * tree.h: Remove the corresponding prototype.
5449 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5451 * tree-ssa-dce.c (control_dependence_map,
5452 visited_control_parents): Make them static.
5454 * cfghooks.c (verify_flow_info): Remove local variable
5457 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5460 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5462 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5464 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5466 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5468 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5469 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5470 PARALLEL for an empty structure.
5472 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5474 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5476 * fold-const.c (fold_binary): Unroll the very first "for"
5479 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5481 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5482 redundant match_code test.
5483 (scc_comparison_operator): Swap match_operand and match_code
5485 (branch_positive_comparison_operator): Same.
5486 (trap_comparison_operator): Use comparison_operator and swap with
5489 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5492 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5493 (out_movhi_r_mr): Read low byte of volatile MEM first.
5494 (out_movhi_mr_r): Write high byte of volatile MEM first.
5496 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5498 * cselib.c (reg_values, reg_values_size): Make them static.
5500 * cse.c (cse_reg_info_table): Make it static.
5502 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5504 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5506 * cse.c (find_best_addr): Use canon_for_address.
5508 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5510 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5511 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5512 SUBREG and MEM, respectively.
5514 * fold-const.c (fold_binary): Use code instead of t.
5516 * fold-const.c (optimize_minmax_comparison): Take decomposed
5517 arguments code, type, op0, and op1 instead of t.
5518 (fold_binary): Update a call to optimize_minmax_comparison.
5520 * fold-const.c (fold_range_test): Take decomposed arguments
5521 code, type, op0, and op1 instead of t.
5522 (fold_binary): Update a call to fold_range_test.
5524 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5525 decomposed arguments code, type, op0, and op1 instead of t.
5526 (fold_binary): Update a call to fold_range_test.
5528 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5530 * fold-const.c (fold_binary): Avoid directly using the original
5531 expression t as much as possible.
5533 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5535 * c-semantics.c (build_stmt): Use TYPE_P instead of
5536 IS_NON_TYPE_CODE_CLASS.
5537 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5538 (NON_TYPE_CHECK): Use TYPE_P instead of
5539 IS_NON_TYPE_CODE_CLASS.
5541 * fold-const.c (fold): Remove handling of binary expressions.
5543 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5545 * doc/c-tree.texi: Wrap comments in @r{}.
5546 * doc/cpp.texi: Likewise.
5547 * doc/cppinternals.texi: Likewise.
5548 * doc/extend.texi: Likewise.
5549 * doc/md.texi: Likewise.
5550 * doc/objc.texi: Likewise.
5551 * doc/sourcebuild.texi: Likewise.
5552 * doc/tm.texi: Likewise.
5555 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5557 * predict.c (apply_return_prediction): Standardize PHI chain
5559 * tree-ssa.c (ssa_redirect_edge): Likewise.
5561 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5562 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5565 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5566 * tree-flow.h: Adjust the prototype for remove_phi_node.
5567 * lambda-code.c (perfect_nestify): Adjust a call to
5570 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5571 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5573 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5574 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5575 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5576 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5578 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5579 of GEN_INT (trunc_int_for_mode (...)).
5580 * loop-iv.c (iv_number_of_iterations): Likewise.
5581 * postreload.c (reload_cse_move2add): Likewise.
5582 * simplify-rtx.c (simplify_const_unary_operation,
5583 simplify_const_binary_operation): Likewise.
5584 * stor-layout.c (get_mode_bounds): Likewise.
5586 * fold-const.c (fold_binary): New.
5587 (fold): Call fold_binary on binary expressions.
5589 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5591 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5592 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5593 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5594 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5595 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5597 2005-03-04 Devang Patel <dpatel@apple.com>
5599 PR tree-optimization/18815
5600 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5601 loops with zero exit edges.
5603 2005-03-04 Devang Patel <dpatel@apple.com>
5605 * doc/invoke.texi: Remove reference to webpage that does not exist.
5607 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5608 Joseph S. Myers <joseph@codesourcery.com>
5611 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5612 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5613 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5614 * pa.c (get_plabel): Change argument to symbol_ref. Call
5615 maybe_get_identifier instead of get_identifier.
5616 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5617 (struct deferred_plabel): Replace name field with symbol field.
5618 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5619 ASM_OUTPUT_EXTERNAL_REAL is defined.
5620 (output_global_address): Use output_addr_const for output of all
5622 (output_deferred_plabels): Use symbol_ref instead of name for address
5624 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5625 ASM_OUTPUT_SYMBOL_REF): New macros.
5626 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5628 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5631 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5633 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5634 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5636 2005-03-04 Jeff Law <law@redhat.com>
5638 * basic-block.h (rediscover_loops_after_threading): Declare.
5639 * tree-ssa-dom.c: Include cfgloop.h.
5640 (tree_ssa_dominator_optimize): Discover loops and some basic
5641 properties. Remove forwarder blocks recreated by loop header
5642 canonicalization. Also mark backedges in the CFG.
5643 * tree-ssa-threadupdate.c: Include cfgloop.h
5644 (rediscover_loops_after_threading): Define.
5645 (struct local_info): New field, JUMP_THREADED.
5646 (prune_undesirable_thread_requests): New function.
5647 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5648 then record that fact for the callers of redirct_edges.
5649 (thread_block): If BB has incoming backedges, then call
5650 prune_undesirable_thraed_requests. Note when we are
5651 going to have to rediscover loop information. Return a
5652 boolean indicating if any jumps were threaded.
5653 (thread_through_all_blocks): Bubble up boolean indicating
5654 if any jumps were threaded.
5655 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5656 (tree-ssa-threadupdate.o): Similarly.
5658 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5660 * fold-const.c (fold_ternary): Unroll the "for" loop to
5663 2005-03-04 Andrew Haley <aph@redhat.com>
5665 * unwind-dw2-fde-glibc.c (struct
5666 unw_eh_callback_data.check_cache): New field.
5667 (frame_hdr_cache): New.
5668 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5669 Cache frame header info.
5671 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5673 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5674 (print_c_condition): Declare.
5675 * read-rtl.c (ptr_loc): New structure.
5676 (ptr_locs, ptr_loc_obstack, joined_conditions)
5677 (joined_conditions_obstack): New variables.
5678 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5679 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5680 (join_c_conditions, print_c_condition): New functions.
5681 (apply_macro_to_string): Associate the new string with the same
5682 source location as the old one.
5683 (add_condition_to_string): Use join_c_conditions.
5684 (read_string): Use set_rtx_ptr_loc to record a filename and line
5685 number for the string.
5686 (read_rtx): Initialize the new variables above.
5687 * genattrtab.c (write_test_expr, write_attr_value): Use
5689 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5690 comment above the GCC_VERSION check.
5691 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5692 Inline the definition of MAYBE_EVAL.
5693 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5694 * genoutput.c (process_template): Likewise.
5695 * genpreds.c (write_predicate_subfunction): Likewise.
5696 (write_predicate_expr): Use print_c_condition.
5697 * genrecog.c (write_cond): Likewise.
5698 * gensupport.c (process_rtx): Use join_c_conditions to join the
5699 conditions of a define_insn_and_split. Record a source location
5700 for the string after the "&&".
5701 (alter_test_for_insn): Use join_c_conditions.
5703 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5706 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5707 PR tree-optimization/15784
5708 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5711 2005-03-04 Ben Elliston <bje@au.ibm.com>
5713 * gcc.c (option_map): Add --coverage.
5714 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5715 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5716 * config/darwin.h: Pass -lgcov for `coverage'.
5717 * doc/invoke.texi (Debugging Options): Document --coverage.
5719 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5721 * gcse.c (bypass_block): Use find_edge wherever possible.
5723 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5727 * c-opts.c (c_common_parse_file): Call start_source_file
5728 and end_source_file at the approriate times.
5730 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5731 the main file, it will be done for us now.
5733 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5735 * fold-const.c (fold_ternary): New.
5736 (fold): Call fold_ternary on ternary expressions. Remove
5737 handling of ternary expressions.
5739 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5741 PR tree-optimization/15784
5742 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5745 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5747 * config/rs6000/predicates.md (branch_comparison_operator):
5748 Convert from C block to conditional format.
5750 2005-03-03 Jan Hubicka <jh@suse.cz>
5752 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5753 and non-constant public variables.
5755 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5757 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5760 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5763 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5764 calls to release_ssa_name and release_phi_node.
5766 * fold-const.c (fold): Remove handling of unary expressions.
5768 * fold-const.c (fold_unary): Avoid directly using the original
5769 expression t as much as possible.
5771 2005-03-03 Roger Sayle <roger@eyesopen.com>
5772 Andrew Pinski <pinskia@physics.uc.edu>
5774 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5775 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5777 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5779 Describe special registers SRP and MOF as allocatable registers.
5780 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5781 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5782 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5783 TARGET_HAS_MUL_INSNS.
5784 (cris_print_operand) <case 'd'>: New case.
5785 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5786 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5788 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5789 (REG_ALLOC_ORDER): Update for MOF.
5790 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5792 (GENERAL_REGS): No longer a define of ALL_REGS.
5793 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5794 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5796 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5797 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5798 (SECONDARY_RELOAD_CLASS): Define.
5799 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5800 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5801 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5802 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5803 (REGISTER_MOVE_COST): Define.
5804 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5805 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5806 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5807 (CRIS_MOF_REGNUM): New define_constants.
5808 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5810 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5812 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5813 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5814 Adjust for MOF being properly described as a register.
5815 (indir_to_reg_split): Name this split. Conditionalize on the
5816 destination register being a general register.
5817 (movei): Conditionalize on on operands 0 and 1 having the same
5820 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5823 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5824 -mcpu to override any other explicitly given flags.
5826 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5828 * recog.c (verify_changes, confirm_change_group): New functions,
5829 broken out of apply_change_group.
5830 (apply_change_group): Use them.
5831 * recog.h (verify_change, confirm_change_group): Declare.
5832 * rtl.h (redirect_jump_2): Declare.
5833 * jump.c (redirect_exp, invert_exp): Delete.
5834 (invert_exp_1): Take second parameter. Return value. Changed caller.
5835 (redirect_jump_2): New function, broken out of redirect_jump.
5836 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5837 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5838 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5840 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5842 * varasm.c (named_section): Use xstrdup rather than doing it by
5845 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5847 2005-03-02 Devang Patel <dpatel@apple.com>
5849 Undo PR tree-optimization/18815 fix.
5851 2005-03-02 Devang Patel <dpatel@apple.com>
5853 PR tree-optimization/18815
5854 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5855 loops with zero exit edges.
5857 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5859 * cfg.c (connect_src, connect_dest, disconnect_src,
5860 disconnct_dest): New.
5861 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5862 redirect_edge_pred): Use the new functions.
5864 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5865 free_dominance_info only when needed.
5867 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5870 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5871 (reg_or_sub_cint64_operand): Same.
5873 2005-03-02 Jeff Law <law@redhat.com>
5875 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5876 CFG_ALTERED in the main DOM iteration loop.
5878 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5881 * varasm.c (initializer_constant_valid_p): Allow conversions
5882 between OFFSET_TYPEs. Tidy.
5884 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5886 * config/cris/cris.md ("return"): Remove epilogue delay list
5889 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5891 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5893 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5895 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5897 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5898 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5899 config/m68k/m68k.c, config/mips/mips.h,
5900 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5901 doc/include/gcc-common.texi: Update copyright.
5903 PR middle-end/18029 and PR middle-end/18030
5904 * expr.c (optimize_bitfield_assignment_op): Add a special case
5905 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5907 * fold-const.c (fold_unary): New.
5908 (fold): Call fold_unary on unary expressions.
5910 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5912 * cgraph.h (struct cgraph_edge): Add prev_caller and
5914 (cgraph_node_remove_callees): Export.
5915 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5917 (cgraph_edge_remove_callee): New function.
5918 (cgraph_edge_remove_caller): Likewise.
5919 (cgraph_remove_edge): Use.
5920 (cgraph_redirect_edge_callee): Likewise.
5921 (cgraph_node_remove_callees): New function.
5922 (cgraph_node_remove_callers): Likewise.
5923 (cgraph_remove_node): Use.
5924 * tree-optimize.c (tree_rest_of_compilation): Use
5925 cgraph_node_remove_callees instead of manual loop.
5926 * cgraphunit.c (cgraph_finalize_function): Likewise.
5927 (cgraph_expand_function): Likewise.
5928 (cgraph_remove_unreachable_nodes): Likewise.
5930 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5933 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5935 * c-decl.c (undeclared_variable): Take location as argument.
5936 * c-typeck.c (build_external_ref): Likewise.
5937 * c-parser.c (c_parser_postfix_expression): Pass location of
5938 identifier to build_external_ref.
5940 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5942 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5943 CCEQ mode for branch_positive_comparison_operator test.
5944 * config/rs6000/predicates (branch_comparison_operator): Revert to
5946 (scc_comparison_operator): Same.
5947 (branch_positive_comparison_operator): Same.
5949 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5951 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5952 (cris_delay_slots_for_epilogue): Remove.
5953 (save_last): Move into cris_target_asm_function_epilogue.
5954 (cris_target_asm_function_epilogue): Remove tests for file being
5956 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5957 (cris_delay_slots_for_epilogue): Remove prototypes.
5958 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5959 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5961 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5963 * config/rs6000/predicates.md (branch_comparison_operator): Change
5964 to define_special_predicate.
5965 (scc_comparison_operator): Same.
5966 (branch_positive_comparison_operator): Same.
5968 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5970 * Makefile.in (tree-ssa-sink.o): New.
5971 (OBJS-common): Add tree-ssa-sink.o.
5972 * common.opt: Add -ftree-sink
5973 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5974 * timevar.def (TV_TREE_SINK): new timevar.
5975 * tree-flow.h (is_hidden_global_store): Prototype.
5976 * tree-optimize.c (init_tree_optimization_passes): Add
5978 * tree-pass.h (pass_sink_code): New.
5979 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5980 for non-obvious global store store to is_hidden_global_store, and
5981 call that new function.
5982 * tree-ssa-sink.c: New file.
5983 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5984 * doc/passes.texi: Document forward store motion.
5985 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5986 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5987 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5988 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5990 2005-03-01 Per Bothner <per@bothner.com>
5992 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5993 and we have a non-zero column-number, add it to the message.
5994 Also factor out the diagnostic_kind_text.
5996 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5998 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5999 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6000 flow_loop_scan): Removed.
6001 (flow_loop_dump): Do not dump removed fields.
6002 (flow_loop_free): Do not free removed fields.
6003 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6004 (loop_exit_edge_p): New function.
6005 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6006 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6007 num_exits, exits_doms.
6008 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6009 LOOP_EDGES, LOOP_ALL): Removed.
6010 (flow_loop_scan): Declaration removed.
6011 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6012 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6014 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6015 (if_convert): Call flow_loops_find and flow_loops_free
6016 when calling mark_loop_exit_edges.
6017 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6018 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6019 free_dominance_info calls.
6020 * loop-init.c (flow_loops_find): Ditto.
6021 * passes.c (rest_of_handle_branch_prob): Ditto.
6022 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6023 * loop-unroll.c (analyze_insns_in_loop): Do not use
6025 * predict.c (predict_loops): Do not call flow_loop_scan.
6026 Use get_loop_exit_edges.
6027 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6028 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6029 Do not use EDGE_LOOP_EXIT.
6030 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6031 to bb_with_exit_edge_p.
6032 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6033 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6034 to bb_with_exit_edge_p.
6035 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6037 * tree-loop-linear.c (linear_transform_loops): Do not call
6038 flow_loop_scan. Use loop->single_exit.
6039 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6040 (vect_analyze_loop_form): Do not call flow_loop_scan.
6041 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6043 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6045 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6046 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6047 slpeel_tree_duplicate_loop_to_edge_cfg,
6048 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6049 Use loop_preheader_edge and loop->single_exit. Do not call
6052 2005-03-01 Nick Clifton <nickc@redhat.com>
6054 * config/arm/arm.c (thumb_find_work_register): Check all of the
6055 argument registers to see if they are free, and a couple of
6056 special cases where the last argument register but can be proved
6057 to be available during the function's prologue.
6058 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6059 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6060 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6062 (thumb_compute_save_reg_mask): Likewise. Also use
6063 thumb_find_work_register() to ensure that there is agreement about
6064 which work register is going to be used in the prologue.
6065 (thumb_output_function_prologue): Use unsigned long as the type
6066 for the register bit-mask. Also delay pushing the link register if
6067 other high registers are going to be pushed.
6068 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6069 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6070 redundant prototypes.
6072 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6075 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6076 and after reload in REG+REG indexed addresses without REG_POINTER
6077 set in the base and not set in the index.
6079 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6081 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6082 Don't undefine here.
6083 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6084 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6085 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6086 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6087 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6089 * config.gcc (sh*-*-linux*): Use config/linux.h.
6091 2005-02-28 Dale Johannesen <dalej@apple.com>
6092 Stan Shebs <shebs@apple.com>
6094 Rewrite of 64-bit Darwin structure-by-value pass/return.
6095 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6096 intoffset, use_stack, named.
6097 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6098 (rs6000_darwin64_record_arg_advance_flush): New.
6099 (rs6000_darwin64_record_arg_advance_recurse): New.
6100 (rs6000_darwin64_record_arg_flush): New.
6101 (rs6000_darwin64_record_arg_recurse): New.
6102 (rs6000_darwin64_record_arg): New.
6103 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6104 (function_arg_boundary): Handle 128-bit aligned structs.
6105 (function_arg_advance): Rewrite darwin64 struct handling.
6106 (function_arg): Call rs6000_darwin64_record_arg.
6107 (function_arg_partial_nregs): Handle darwin64 structs.
6108 (rs6000_darwin64_function_value): Remove.
6109 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6111 2005-02-28 Roger Sayle <roger@eyesopen.com>
6113 PR tree-optimization/20216
6114 * tree-chrec.c (tree_fold_factorial): Delete.
6115 (tree_fold_binomial): Change argument list to take a return type
6116 and change the type of K to unsigned int. Rewrite to avoid explicit
6117 evaluation of factorials, and (recursively) calling fold to perform
6118 compile-time arithmetic. Return NULL on (internal) overflow.
6119 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6120 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6121 if any intermediate calculation overflows.
6122 (chrec_apply): Update call to chrec_evaluate.
6124 2005-02-28 James E Wilson <wilson@specifixinc.com>
6126 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6128 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6131 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6132 instead of NULL_TREE on error.
6134 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6136 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6137 (EASY_VECTOR_15_ADD_SELF): Remove.
6138 (num_insns_constant_wide): Not static.
6139 (validate_condition_mode): Not static.
6140 (toc_relative_expr_p): Not static.
6141 (legitimate_indirect_address_p): Not static.
6142 (macho_lo_sum_memory_operand): Not static.
6143 (invalid_e500_subreg): Not static.
6144 (easy_vector_same): Not static.
6145 (easy_vector_splat_const): Not static.
6146 (RS6000_SYMBOL_REF_TLS_P): Remove.
6147 (any_operand): Delete.
6148 (any_parallel_operand): Delete.
6149 (count_register_operand): Delete.
6150 (altivec_register_operand): Delete.
6151 (xer_operand): Delete.
6152 (s8bit_cint_operand): Delete.
6153 (short_cint_operand): Delete.
6154 (u_short_cint_operand): Delete.
6155 (non_short_cint_operand): Delete.
6156 (exact_log2_cint_operand): Delete.
6157 (gpc_reg_operand): Delete.
6158 (cc_reg_operand): Delete.
6159 (cc_reg_not_cr0_operand): Delete.
6160 (reg_or_short_operand): Delete.
6161 (reg_or_neg_short_operand): Delete.
6162 (reg_or_aligned_short_operand): Delete.
6163 (reg_or_u_short_operand): Delete.
6164 (reg_or_cint_operand): Delete.
6165 (reg_or_arith_cint_operand): Delete.
6166 (reg_or_add_cint64_operand): Delete.
6167 (reg_or_sub_cint64_operand): Delete.
6168 (reg_or_logical_cint_operand): Delete.
6169 (got_operand): Delete.
6170 (got_no_const_operand): Delete.
6171 (easy_fp_constant): Delete.
6172 (easy_vector_constant): Delete.
6173 (easy_vector_constant_add_self): Delete.
6174 (zero_constant): Delete.
6175 (zero_fp_constant): Delete.
6176 (volatile_mem_operand): Delete.
6177 (offsettable_mem_operand): Delete.
6178 (mem_or_easy_const_operand): Delete.
6179 (add_operand): Delete.
6180 (non_add_cint_operand): Delete.
6181 (logical_operand): Delete.
6182 (non_logical_cint_operand): Delete.
6183 (mask_operand): Delete.
6184 (mask_operand_wrap): Delete.
6185 (mask64_operand): Delete.
6186 (mask64_2_operand): Delete.
6187 (and64_operand): Delete.
6188 (and64_2_operand): Delete.
6189 (and_operand): Delete.
6190 (reg_or_mem_operand): Delete.
6191 (lwa_operand): Delete.
6192 (symbol_ref_operand): Delete.
6193 (call_operand): Delete.
6194 (current_file_function_operand): Delete.
6195 (input_operand): Delete.
6196 (rs6000_nonimmediate_operand): Delete.
6197 (rs6000_tls_symbol_ref): Delete.
6198 (save_world_operation): Delete.
6199 (restore_world_operation): Delete.
6200 (load_multiple_operation): Delete.
6201 (store_multiple_operation): Delete.
6202 (vrsave_operation): Delete.
6203 (mfcr_operation): Delete.
6204 (mtcrf_operation): Delete.
6205 (lmw_operation): Delete.
6206 (stmw_operation): Delete.
6207 (branch_comparison_operator): Delete.
6208 (branch_positive_comparison_operator): Delete.
6209 (scc_comparison_operator): Delete.
6210 (trap_comparison_operator): Delete.
6211 (boolean_operator): Delete.
6212 (boolean_or_operator): Delete.
6213 (min_max_operator): Delete.
6214 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6215 (EASY_VECTOR_15): Moved to here.
6216 (EASY_VECTOR_15_ADD_SELF): Move to here.
6217 (PREDICATE_CODES): Delete.
6218 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6219 Declare functions no longer static.
6220 * config/rs6000/predicates.md: New.
6221 * config/rs6000/rs6000.md: Include predicates.md
6223 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6225 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6226 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6228 * cfgrtl.c (need_fake_edge_p): Likewise.
6229 * combine.c (distribute_notes): Likewise.
6230 * emit-rtl.c (try_split): Likewise.
6231 * recog.c (peephole2_opimize): Likewise.
6232 * reg-notes.def (ALWAYS_RETURN): Remove.
6233 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6234 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6235 * tree.h (ECF_ALWAYS_RETURN): Remove.
6237 2005-02-28 Roger Sayle <roger@eyesopen.com>
6240 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6241 between different machine modes is never a "useless" conversion.
6243 2005-02-28 Geert Bosch <bosch@gnat.com>
6246 * doc/contrib.texi: List contributors for Ada front end
6248 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6250 * simplify-rtx.c (simplify_unary_operation_1,
6251 simplify_const_unary_operation): New, extracted from...
6252 (simplify_unary_operation): ... this one.
6253 (simplify_binary_operation_1,
6254 simplify_const_binary_operation): New, extracted from...
6255 (simplify_binary_operation): ... this one.
6256 * rtl.h (simplify_const_unary_operation,
6257 simplify_const_binary_operation): Add prototypes.
6259 2005-02-28 Julian Brown <julian@codesourcery.com>
6261 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6262 building libjava and caused PR regression/20228.
6264 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6267 * Makefile.in (host_subdir): New.
6268 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6269 * configure: Regenerate.
6271 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6273 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6274 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6275 installation directory first.
6277 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6280 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6281 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6282 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6283 * config/cris/cris.md: Tweak comments referring to Q.
6284 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6285 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6286 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6287 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6288 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6289 Insert spaces in constraints to align alternatives vertically for
6291 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6294 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6296 PR rtl-optimization/17728
6297 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6298 operand 0 from general_operand to move_dest_operand.
6300 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6302 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6303 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6304 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6305 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6307 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6309 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6310 * configure: Regenerate.
6311 * libada-mk.in: Remove CC; rename
6312 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6314 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6317 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6318 for the lhs, also walk over the tree. Likewise for rhs.
6320 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6322 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6323 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6324 Do not propagate value of iv before increment over the increment.
6326 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6328 * c-parser.c: New file.
6329 * c-parse.in: Remove.
6330 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6332 (c-parser.o): Add dependencies.
6333 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6334 maintainer-clean, TAGS): Update.
6335 * c-config-lang.in (gtfiles): Update.
6336 * gengtype-lex.l: Don't handle "@@".
6337 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6338 objc_build_synchronized, objc_begin_try_stmt,
6339 objc_begin_catch_clause, objc_finish_catch_clause,
6340 objc_build_finally_clause, objc_finish_try_stmt): New.
6341 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6343 (c_parse_init): Update comment.
6344 * c-decl.c (c_init_decl_processing): Update comment.
6345 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6346 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6347 new c_declspecs members.
6349 2005-02-25 Julian Brown <julian@codesourcery.com>
6351 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6352 from being used for symbols with vague linkage when
6353 HAVE_GAS_COMDAT_GROUP is true.
6355 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6357 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6359 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6362 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6363 (LIBGCC2_HAS_DF_MODE): New.
6364 (LIBGCC2_HAS_XF_MODE): New.
6365 (LIBGCC2_HAS_TF_MODE): New.
6366 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6367 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6368 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6369 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6370 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6371 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6372 and add _fixtfdi, _fixunstfdi, _floatditf
6373 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6374 L_fixunstfdi, L_floatditf.
6375 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6376 (LIBGCC2_HAS_TF_MODE): Define.
6378 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6380 PR tree-optimization/20204
6381 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6382 REWRITE_THIS_STMT markers on PHI nodes.
6383 (rewrite_initialize_block): Likewise.
6385 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6387 * version.c (version_string): Update to 4.1.
6389 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6391 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6392 Clarify that the alternative way doesn't work in GNU C++.
6394 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6396 PR tree-optimization/19937
6397 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6398 to the type of the induction variable.
6400 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6402 PR rtl-optimization/20117
6403 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6404 the block including noncopyable insn.
6406 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6408 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6409 calls to find_reg_note.
6411 2005-02-24 Richard Henderson <rth@redhat.com>
6414 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6417 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6419 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6420 vector types if to use base reg for misaligned non-word ld/std.
6422 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6425 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6426 dwarf2 label manually and put it after, not before the prologue.
6428 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6431 * reload.c (operands_match_p): Only increment register number for
6432 SCALAR_INT_MODE_P modes in multiple hard registers.
6434 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6437 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6439 * ChangeLog.5: Fix log message typo(s).
6440 * ChangeLog.7: Likewise.
6441 * ChangeLog.tree-ssa: Likewise.
6442 * cfgexpand.c: Fix comment typo(s).
6443 * conflict.c: Likewise.
6444 * defaults.h: Likewise.
6445 * dwarf2out.c: Likewise.
6447 * ggc-page.c: Likewise.
6448 * tree-eh.c: Likewise.
6449 * tree-ssa-dom.c: Likewise.
6451 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6454 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6455 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6456 if SHARED is defined.
6459 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6460 allow splitting only if operands 0 and 3 don't overlap.
6462 2005-02-24 Richard Henderson <rth@redhat.com>
6465 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6466 (fold_builtin_1): Call them.
6467 * fold-const.c (fold_complex_mult_parts): Split out from ...
6468 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6469 (fold_complex_div_parts, fold_complex_div): New.
6471 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6473 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6475 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6476 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6478 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6479 (print_node): Likewise.
6480 Print TYPE_SIZES_GIMPLIFIED.
6482 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6484 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6485 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6486 operands as commutative in constraints.
6488 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6490 * tree-into-ssa.c: Re-organize internal functions.
6492 2005-02-24 Richard Henderson <rth@redhat.com>
6495 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6497 * common.opt (fcx-limited-range): New.
6498 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6499 * toplev.c (flag_complex_method): Initialize to 1.
6500 (process_options): Set flag_complex_method to 0 if
6501 flag_cx_limited_range.
6502 * doc/invoke.texi (-fcx-limited-range): New.
6504 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6506 * cse.c (delete_trivially_dead_insns): Speed up by using
6507 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6510 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6512 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6513 functions when -mid-shared-library is being used.
6515 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6517 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6518 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6519 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6520 * system.h: Poison LINK_LIBGCC_SPECIAL.
6522 2005-02-23 James E Wilson <wilson@specifixinc.com>
6524 * gengtype.c (note_insn_name): Make 1 element larger.
6526 2005-02-23 Roger Sayle <roger@eyesopen.com>
6529 PR rtl-optimization/20097
6530 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6531 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6533 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6535 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6536 * t-aix52 (SHLIB_INSTALL): Same.
6538 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6540 * genpreds.c: Update copyright.
6542 2005-02-23 Michael Beach <michaelb@ieee.org>
6545 * config/sparc/t-elf (startup files): Assemble with CPP.
6547 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6549 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6550 (write_predicate_expr): Likewise.
6552 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6554 PR tree-optimization/20100
6555 PR tree-optimization/20115
6556 * tree-optimize.c (init_tree_optimization_passes): Remove
6557 pass_maybe_create_global_var.
6558 * tree-pass.h (pass_maybe_create_global_var): Remove.
6559 * tree-ssa-alias.c (aliases_computed_p): Declare.
6560 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6561 (count_calls_and_maybe_create_global_var): Remove.
6562 (pass_maybe_create_global_var): Remove.
6563 (init_alias_info): Do not declare aliases_computed_p.
6564 (maybe_create_global_var): If the function contains no
6565 call-clobbered variables and a mix of pure/const and regular
6566 function calls, create .GLOBAL_VAR.
6567 Mark all call-clobbered variables for renaming.
6568 (merge_pointed_to_info): Update comment.
6569 (add_pointed_to_var): Likewise.
6570 (is_escape_site): Likewise.
6571 Accept struct alias_info * instead of size_t *.
6573 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6575 * tree-ssa-operands.c (get_call_expr_operands): If
6576 ALIASES_COMPUTED_P is false, do not add call-clobbering
6578 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6579 (delete_tree_ssa): Likewise.
6581 2005-02-22 James E Wilson <wilson@specifixinc.com>
6583 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6584 (do_compile): Do call it here.
6586 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6588 PR rtl-optimization/20017.
6589 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6590 rest_of_handle_cse2, rest_of_handle_gcse): Call
6591 delete_dead_jumptables immediately before calling cleanup_cfg.
6593 2005-02-22 Devang Patel <dpatel@apple.com>
6596 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6599 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6601 * config/rs6000/aix.h (WINT_TYPE): Define.
6603 2005-02-22 Stan Shebs <shebs@apple.com>
6605 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6606 natural alignment for 64-bit Darwin.
6607 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6609 * doc/invoke.texi: Document this.
6611 2005-02-22 DJ Delorie <dj@redhat.com>
6613 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6614 to make_[un]signed_type, not the mode itself.
6616 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6618 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6619 not available. Use tail calls wherever possible.
6620 (make_edge): Call unchecked_make_edge to create an edge.
6622 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6623 (coalesce_ssa_name): Don't check for
6624 SSANORM_USE_COALESCE_LIST.
6625 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6627 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6629 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6630 (rewrite_into_ssa): ... here.
6632 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6634 PR tree-optimization/19786
6635 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6636 tag to another's may-alias bitmap when adding to the other's list.
6638 2005-02-21 DJ Delorie <dj@redhat.com>
6640 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6641 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6642 registers in unsupported ways.
6643 * expmed.c (init_expmed): Likewise.
6645 2005-02-21 Stan Cox <scox@redhat.com>
6647 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6649 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6651 * tree-cfg.c (fold_cond_expr_cond): New.
6652 (make_edges): Call fold_cond_expr_cond.
6653 (find_taken_edge): Accept nothing but INTEGER_CST.
6654 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6656 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6658 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6659 that do not belong to any basic block.
6661 2005-02-21 Jeff Law <law@redhat.com>
6663 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6666 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6668 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6669 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6670 Adjust their definitions.
6671 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6672 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6674 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6675 genautomata.c, langhooks.c, langhooks.h, system.h,
6676 config/arm/lib1funcs.asm: Update copyright.
6678 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6680 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6682 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6685 * doc/install.texi: Document --with-gc.
6687 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6689 * simplify-rtx.c (simplify_unary_operation): Add a missing
6692 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6694 PR tree-optimization/18663
6695 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6696 if the type has variable bounds.
6698 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6700 * gcse.c: Remove an obsolete comment.
6702 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6704 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6706 * doc/extend.texi (Function Attributes) <Attribute const>: The
6707 attribute "pure" is below this text, not above.
6709 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6711 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6712 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6713 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6715 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6718 * langhooks.h (struct lang_hooks): Add to_target_charset.
6719 * langhooks.c (lhd_to_target_charset): New function.
6720 * langhooks-def.h: Declare lhd_to_target_charset.
6721 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6722 (LANG_HOOKS_INITIALIZER): Update.
6723 * c-common.c (c_common_to_target_charset): New function.
6724 * c-common.h: Declare it.
6725 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6726 c_common_to_target_charset.
6728 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6729 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6731 * system.h: Poison them.
6732 * doc/tm.texi: Don't discuss them.
6733 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6734 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6735 (pp_c_char): Do not attempt to generate letter escapes for
6737 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6738 * config/mips/mips.c (mips_output_ascii): Likewise.
6740 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6742 PR tree-optimization/19951
6743 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6746 2005-02-19 Steven Bosscher <stevenb@suse.de>
6749 * function.h (struct function): New field `max_loop_depth'.
6750 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6751 (flow_loops_find): Reset the max loop depth count before finding loops.
6752 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6753 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6754 (calculate_global_regs_live): Make sure the loop will terminate
6755 when the initial sets are not empty.
6757 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6759 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6761 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6763 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6766 * doc/invoke.texi: Remove documentation of %M spec.
6768 (init_spec): Remove %M suffix from -lgcc_s.
6769 (do_spec_1): Remove 'M' case.
6770 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6771 to put shared libraries in the multilib directory. Remove the
6772 shlib_so_soname substitution variable. Don't add a multilib encoding
6773 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6774 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6775 SHLIB_INSTALL as well as SHLIB_LINK.
6776 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6777 (SHLIB_NAME): Delete.
6778 (SHLIB_DIR): New macro.
6779 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6780 (SHLIB_INSTALL): Adjust accordingly.
6781 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6782 * config/t-slibgcc-sld: Likewise.
6783 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6784 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6785 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6787 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6788 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6789 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6790 Use @shlib_base_name@ instead of @shlib_so_name@.
6791 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6792 and @shlib_base_name@.so in @multilib_dir@.
6793 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6794 to the install path.
6795 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6796 (SHLIB_LINK): Remove previous workaround.
6797 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6798 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6799 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6801 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6802 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6803 (SHLIB_INSTALL): Adjust accordingly.
6804 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6805 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6806 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6807 config/t-slibgcc-elf-ver.
6809 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6810 Jakub Jelinek <jakub@redhat.com>
6812 PR tree-optimization/19828
6813 * tree-ssa-loop-im.c: Add a TODO comment.
6814 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6815 without side-effects.
6817 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6819 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6822 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6824 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6825 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6826 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6828 (ia64_reorg): Delete fixup_errata call.
6829 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6830 (TARGET_SWITCHES): Delete -mb-step entry.
6832 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6835 * c-typeck.c (composite_type): Handle quals in transparent unions.
6836 (type_lists_compatible_p): Likewise.
6838 2005-02-18 Stan Shebs <shebs@apple.com>
6840 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6841 expressions in the .literal8 section.
6843 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6845 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6847 2005-02-18 Roger Sayle <roger@eyesopen.com>
6849 * fold-const.c (constant_boolean_node): Always create values of the
6850 specified type, don't bother calling truthvalue_conversion.
6852 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6854 * except.c (output_function_exception_table): Call
6855 assemble_external_libcall (eh_personality_libfunc).
6857 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6860 * config/ia64/ia64.h (struct machine_function): Add state_num.
6861 * config/ia64/ia64.c (process_epilogue,
6862 process_for_unwind_directive): Use new unwind state numbers each
6863 time rather than state 1.
6865 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6868 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6869 before the "*llgt_didi" pattern.
6871 2005-02-18 Jason Merrill <jason@redhat.com>
6873 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6875 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6877 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6878 (div0): Use it in place of ARM_FUNC_ALIAS.
6879 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6881 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6884 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6885 access, the lower bound of the array type if it exists.
6887 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6890 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6891 cases that are out-of-range for the index type.
6893 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6895 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6896 (estimate_case_costs): Don't call convert.
6897 * expmed.c (expand_shift): Likewise.
6898 (make_tree): Call fold_convert instead of convert.
6900 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6903 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6904 that ref to be marked MEM_READONLY_P doesn't have base that needs
6907 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6909 * genautomata.c (output_get_cpu_unit_code_func,
6910 output_cpu_unit_reservation_p): Don't generate old-style function
6913 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6916 PR tree-optimization/20009
6917 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6919 PR tree-optimization/18947
6920 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6921 inline, remove all nodes that are inlined into the extern inline
6924 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6926 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6927 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6928 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6929 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6932 2005-02-17 Roger Sayle <roger@eyesopen.com>
6934 PR tree-optimization/19917
6935 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6936 to be potentially trapping.
6938 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6940 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6942 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6944 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6945 tem becomes a local variable which is set to the value of the
6946 back end defined INITIAL_FRAME_ADDRESS macro.
6947 (expand_builtin_frame_address): Omit the base parameter to
6948 expand_builtin_return_addr.
6949 (expand_builtin_profile_func): Likewise.
6950 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6951 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6952 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6954 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6956 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6957 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6958 * config/frv/frv.c (frv_function_epilogue): Likewise.
6960 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6962 * lambda-code (perfect_nestify): Remove mark/unmark
6964 * tree-loop-linear.c (linear_transform_loops): Add
6965 rewrite_into_ssa call so that ssa is correct for
6966 rewriting into loop closed.
6968 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6970 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6971 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6973 * bt-load.c (btr_def_live_range, combine_btr_defs,
6974 migrate_btr_def, migrate_btr_defs): Likewise.
6975 * cfgcleanup.c (thread_jump): Likewise.
6976 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6977 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6978 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6979 df_rd_local_compute, df_reg_info_compute): Likewise.
6980 * dominance.c (init_dom_info, free_dom_info): Likewise.
6981 * flow.c (init_propagate_block_info,
6982 free_propagate_block_info): Likewise.
6983 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6984 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6985 modify_reg_pav): Likewise.
6986 * loop-invariant.c (find_defs, find_invariant_insn,
6987 find_invariants, free_inv_motion_data): Likewise.
6988 * predict.c (tree_predict_by_opcode,
6989 estimate_bb_frequencies): Likewise.
6990 * stmt.c (expand_case): Likewise.
6991 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6992 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6993 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6994 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6995 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6996 rewrite_ssa_into_ssa): Likewise.
6997 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6998 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6999 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7000 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7001 * tree-sra.c (tree_sra): Likewise.
7002 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7003 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7004 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7005 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7006 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7007 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7009 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7010 calculate_live_on_entry, calculate_live_on_exit,
7011 build_tree_conflict_graph): Likewise.
7012 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7013 record_important_candidates, set_use_iv_cost, find_depends,
7014 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7015 tree_ssa_iv_optimize_finalize): Likewise.
7016 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7017 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7018 tree_duplicate_loop_to_header_edge): Likewise.
7019 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7020 * tree-ssa.c (verify_flow_insensitive_alias_info,
7021 verify_name_tags, verify_ssa, init_tree_ssa,
7022 delete_tree_ssa): Likewise.
7023 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7024 fini_ssanames): Likewise.
7025 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7027 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7029 * config/rs6000/t-rtems: Completely reworked.
7031 2005-02-17 Ira Rosen <irar@il.ibm.com>
7033 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7035 2005-02-17 Ira Rosen <irar@il.ibm.com>
7037 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7038 POINTER_TYPE_P when checking that type is a pointer.
7039 (vect_get_memtag): Remove.
7040 (vect_address_analysis): Use POINTER_TYPE_P. Call
7041 vect_object_analysis with dummy parameter for memtag.
7042 (vect_object_analysis): Extract memtag (functionality that
7043 used to be in vect_get_memtag and moved here). Fix printings.
7044 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7045 with correct parameters. Remove call to vect_get_memtag.
7047 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7049 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7050 (tree-vectorizer.o): Added missing dependencies.
7052 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7054 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7055 declaration in tree-vectorizer.c, now has an extern declaration in
7057 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7058 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7059 get_vectype_for_scalar_type, vect_is_simple_use,
7060 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7061 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7062 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7063 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7064 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7065 find_loop_location): Likewise.
7067 * tree-vectorizer.c (langhooks.h): #include removed.
7068 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7069 moved to tree-vectorized.h.
7070 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7071 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7072 get_vectype_for_scalar_type, vect_is_simple_use,
7073 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7074 vect_supportable_dr_alignment, new_loop_vec_info,
7075 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7076 vect_set_verbosity_level, find_loop_location): Likewise.
7078 (vect_analyze_loop): Function externalized. Declaration moved to
7079 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7080 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7081 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7082 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7083 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7084 vect_enhance_data_refs_alignment, vect_analyze_operations,
7085 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7086 vect_stmt_relevant_p, vect_get_loop_niters,
7087 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7088 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7089 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7090 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7091 vect_get_memtag): Likewise.
7093 (vectorizable_load): Function externalized. Declaration moved to
7094 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7095 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7096 vect_transform_loop): Likewise.
7097 (vect_transform_stmt): Moved to tree-vect-transform.c.
7098 (vect_align_data_ref, vect_create_destination_var,
7099 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7100 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7101 vect_get_vec_def_for_operand, vect_init_vector,
7102 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7103 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7104 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7105 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7106 vect_do_peeling_for_loop_bound): Likewise.
7108 * tree-vect-analyze.c: New file.
7109 * tree-vect-transform.c: New file.
7111 2005-02-17 Jason Merrill <jason@redhat.com>
7113 PR mudflap/19319, c++/19317
7114 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7117 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7119 * doc/install.texi (Specific): Update link for Darwin-specific
7122 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7124 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7125 constant_boolean_node.
7127 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7130 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7131 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7133 2005-02-16 Richard Henderson <rth@redhat.com>
7136 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7138 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7139 replace uses with Wtype_MAXp1_F.
7140 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7141 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7142 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7143 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7144 and HAVE_TFMODE as appropriate.
7145 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7146 (__floatdisf): Likewise.
7147 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7148 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7149 (Wtype_MAXp1_F): New.
7150 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7151 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7153 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7156 * arm.c (arm_apply_result_size): New function.
7157 * arm.h (APPLY_RESULT_SIZE): Define.
7158 * arm-protos.h (arm_apply_result_size): Add prototype.
7159 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7160 (movxf): New expand.
7161 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7162 (call_value_symbol): Remove predicate for operand 0.
7163 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7164 (untyped_call): Rework to correclty return values for any type.
7165 (untyped_return): New expand.
7166 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7168 2005-02-16 Stan Shebs <shebs@apple.com>
7170 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7171 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7173 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7175 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7176 configure settings on Solaris 7 and later.
7178 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7180 PR tree-optimization/19865
7181 * tree-optimize.c (init_tree_optimization_passes): Run
7182 pass_may_alias after pass_sra.
7184 2005-02-16 Richard Henderson <rth@redhat.com>
7185 Stuart Hastings <stuart@apple.com>
7188 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7189 Do nothing if debug info suppressed for this function.
7190 (dbxout_begin_function): Early exit if debug info suppressed for
7193 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7196 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7198 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7200 PR tree-optimization/19967
7201 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7202 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7203 argument TYPE. Adjust calls to fold_builtin_XXX.
7204 (expand_builtin, fold_builtin_1): Adjust calls to
7206 (fold_builtin_strchr, fold_builtin_strpbrk,
7207 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7208 result to a requested type TYPE.
7210 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7213 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7214 (T)x & (T)cst if (T)cst overflows.
7215 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7216 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7218 2005-02-15 Jeff Law <law@redhat.com>
7220 * gcse.c (blocks_with_calls): New bitmap.
7221 (alloc_gcse_mem): Allocate it.
7222 (free_gcse_mem): Free it.
7223 (clear_modifY_mem_tables): Clear it.
7224 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7225 when we encounter CALL_INSNs.
7226 (compute_transp, case MEM): Handle blocks with calls separate
7227 from blocks without calls. Use bitmap iterators rather than
7230 2005-02-15 Peter O'Gorman <peter@pogma.com>
7233 * mklibgcc.in (vis_hide): Use a temporary object file, not
7236 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7239 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7240 access optimization.
7242 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7243 Alan Modra <amodra@bigpond.net.au>
7246 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7247 (_xlqsub): Rename to __gcc_qsub.
7248 (_xlqmul): Rename to __gcc_qmul.
7249 (_xlqdiv): Rename to __gcc_qdiv.
7250 Provide versioned symbol aliases with old names.
7251 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7252 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7253 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7254 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7255 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7257 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7259 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7260 Fold ~(A - 1) and ~(A + -1) to -A.
7262 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7266 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7267 config/pa/pa-host.c:pa_gt_pch_use_address.
7269 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7271 * tree-vn.c (get_value_handle): Make sure that given an
7272 is_gimple_min_invariant expression, we always return it.
7274 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7276 * passes.c (rest_of_handle_gcse): Fix a comment.
7278 2005-02-15 Jeff Law <law@redhat.com>
7280 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7282 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7283 (canon_list_insert, record_last_mem_set_info): Similarly.
7284 (clear_modify_mem_tables): Similarly.
7286 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7288 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7289 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7290 config/mips/mips.md, config/rs6000/aix.h,
7291 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7293 2005-02-15 Richard Henderson <rth@redhat.com>
7295 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7296 call to be best_edge.
7298 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7300 * basic-block.h: Adjust the prototype for find_basic_blocks.
7301 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7302 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7305 * flow.c (recompute_reg_usage): Remove all arguments.
7306 * passes.c (rest_of_compilation): Adjust the call to
7307 recompute_reg_usage.
7308 * rtl.h: Adjust the prototype for recompute_reg_usage.
7310 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7312 * tree-dump.c (dump_files): Update to reflect new member
7314 (dump_register): Add new argument.
7316 (dump_switch_p_1): Check against glob name if doglob was passed.
7317 (dump_switch_p): Check against regular first, then glob if
7318 we didn't have any hits on the dump name.
7319 * tree-optimize.c (register_one_dump_file):
7320 Pass in glob name as well.
7321 * tree-pass.h (struct dump_file_info): Add glob
7324 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7326 PR preprocessor/16323
7327 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7329 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7332 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7333 (trunctfdf2_internal1): New.
7334 (trunctfdf2_internal2): Renamed from trunctfdf2.
7336 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7338 PR tree-optimization/19853
7339 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7341 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7343 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7344 delete_dead_jumptables and cleanup_cfg.
7346 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7348 * reload.c (find_reloads): Swap address_reloaded flags when
7349 swapping commutative operands.
7351 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7353 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7354 Use standard_iv_increment_position for computing the bsi position
7356 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7359 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7362 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7363 life range of hard registers.
7364 * value-prof.c (insn_prefetch_values_to_profile): Only
7367 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7368 profile in libcalls.
7370 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7372 * bitmap.h (bitmap_and_compl_into): Return bool.
7373 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7375 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7377 PR tree-optimization/19944
7378 * fold-const.c (fold): Re-add ABS_EXPR folding.
7380 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7383 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7384 {TARGET,MASK}_XL_COMPAT.
7385 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7387 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7388 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7390 (rs6000_arg_partial_bytes): Same.
7391 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7392 and XL compatibility enabled.
7393 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7394 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7395 test to final condition.
7396 (cmptf_internal2): New.
7397 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7398 xl-compat. Add TFmode information to description.
7400 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7402 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7404 2005-02-13 Jason Merrill <jason@redhat.com>
7407 * fold-const.c (fold_indirect_ref_1): Split out from...
7408 (build_fold_indirect_ref): Here.
7409 (fold_indirect_ref): New fn.
7410 * tree.h: Declare it.
7411 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7412 (gimplify_modify_expr_rhs): Likewise.
7413 (gimplify_expr): Likewise.
7415 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7417 PR tree-optimization/14303
7418 PR tree-optimization/15784
7419 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7420 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7421 ABS_EXPR<x> != 0 to x != 0.
7423 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7425 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7426 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7427 spelling conventions.
7429 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7430 delete_trivially_dead_insns too many times.
7432 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7435 2005-02-12 Ira Rosen <irar@il.ibm.com>
7437 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7438 (vect_is_simple_iv_evolution): Remove redundant parameter
7440 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7441 without last parameter.
7442 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7443 Return pointer step. Call vect_is_simple_iv_evolution without
7444 last parameter. Check only that the step is multiple of size
7445 type. Remove stmt_vinfo updates.
7446 (vect_get_memtag_and_dr): Remove.
7447 (vect_get_memtag): New function.
7448 (vect_address_analysis): New function.
7449 (vect_object_analysis): New function.
7450 (vect_analyze_data_refs): Call vect_object_analysis and
7451 vect_get_memtag. Update stmt_vinfo fields.
7453 2005-02-12 Ira Rosen <irar@il.ibm.com>
7455 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7456 exist and are objects. Remove checks for pointer.
7457 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7458 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7459 (vect_create_data_ref_ptr): Likewise.
7460 (vect_base_addr_differ_p): New function.
7461 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7462 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7463 Don't set the DR_BASE_NAME field of data-ref.
7464 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7466 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7468 * optabs.h (enum optab_index): Add new OTI_ldexp.
7469 (ldexp_optab): Define corresponding macro.
7470 * optabs.c (init_optabs): Initialize ldexp_optab.
7471 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7473 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7475 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7476 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7478 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7479 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7482 2005-02-12 Ira Rosen <irar@il.ibm.com>
7484 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7486 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7488 (vect_get_base_and_offset): Always return an address.
7489 (vect_create_addr_base_for_vector_ref): Remove treatment for
7490 different data reference types.
7491 (vect_compute_data_ref_alignment): Rename base to base_address in
7492 stmt_vec_info. Get the object in order to force its alignment.
7493 (vect_get_memtag_and_dr): Rename base to base_address in
7494 stmt_vec_info. Extract the object for memtag analysis.
7496 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7498 PR regression/19898.
7499 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7500 changes cc_status, use apply modified_in_p to part of cc_status
7501 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7504 2005-02-11 Richard Henderson <rth@redhat.com>
7506 * tree-complex.c (expand_complex_libcall): New.
7507 (expand_complex_multiplication): Use it for c99 compliance.
7508 (expand_complex_division): Likewise.
7509 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7511 * builtins.c (built_in_names): Remove const.
7512 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7514 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7515 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7516 (built_in_names): Remove const.
7517 * c-common.c (c_common_type_for_mode): Handle complex modes.
7518 * flags.h, toplev.c (flag_complex_method): Rename from
7519 flag_complex_divide_method.
7520 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7521 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7522 * libgcc2.h: Declare them.
7523 * libgcc-std.ver: Export them.
7524 * mklibgcc.in (lib2funcs): Build them.
7526 2005-02-11 Steven Bosscher <stevenb@suse.de>
7528 PR tree-optimization/19876
7529 Partially revert my change from 2005-01-14
7530 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7531 (compute_antic): ...and remove the loop here.
7533 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7536 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7537 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7539 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7540 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7542 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7544 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7545 offsets for the big-endian 32-bit case.
7547 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7549 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7551 2005-02-11 Dale Johannesen <dalej@apple.com>
7553 * cselib.c (cselib_process_insn): Clear out regs where
7554 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7555 * reload.c (find_equiv_reg): Ditto.
7557 2005-02-11 Ian Lance Taylor <ian@airs.com>
7559 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7562 * tree.c (build_function_type_list): Work correctly if there are
7565 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7567 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7568 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7569 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7570 TARGET_ZARCH instead of TARGET_64BIT.
7572 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7574 * config/rs6000/t-rtems:
7575 (MULTILIB_OPTIONS): Remove mcpu=602.
7576 (MUTLILIB_DIRNAMES): Remove m602.
7577 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7578 Let mcpu=602 match mcpu=603.
7579 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7581 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7583 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7586 2005-02-10 David Daney <ddaney@avtrex.com>
7588 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7589 * config/i386/linux-unwind.h: Likewise.
7590 * config/ia64/linux-unwind.h: Likewise.
7591 * config/mips/linux-unwind.h: Likewise.
7592 * config/pa/linux-unwind.h: Likewise.
7593 * config/rs6000/linux-unwind.h: Likewise.
7594 * config/s390/linux-unwind.h: Likewise.
7595 * config/sh/linux-unwind.h: Likewise.
7596 * config/sparc/linux-unwind.h: Likewise.
7598 2005-02-10 Steven Bosscher <stevenb@suse.de>
7600 PR tree-optimization/17549
7601 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7602 TER to replace a DEF with its expression if the DEF and the
7603 rhs of the expression we replace into have the same root
7606 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7608 * config/mips/mips.md: Fix the placement of the match_scratch in the
7611 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7613 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7616 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7618 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7619 (strip_offset): Handle addresses.
7620 (add_address_candidates): Use strip_offset.
7621 (difference_cost): Reflect strip_offset change.
7622 (force_var_cost, difference_cost): Strip nops.
7624 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7626 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7628 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7629 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7630 config/cris/cris-protos.h, config/cris/cris.c: Update
7633 2005-02-10 Jeff Law <law@redhat.com>
7635 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7636 (lookup_avail_expr): Similarly.
7638 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7640 * builtins.c (fold_builtin_powi): New function.
7641 (fold_builtin_1): Call it.
7643 2005-02-10 Steven Bosscher <stevenb@suse.de>
7645 PR documentation/19309
7646 * doc/cpp.texi: The __GNUC__ and related predefined macros
7647 are also defined for the "standalone" cpp.
7648 Some non-GCC compilers may also define __GNUC__.
7650 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7653 * c-typeck.c (common_type): New routine. Old common_type renamed
7655 (c_common_type): ...this.
7656 (build_conditional_expr, build_binary_op): Use c_common_type instead
7659 2005-02-10 Steven Bosscher <stevenb@suse.de>
7661 * doc/md.texi: Replace @samp{length} with @code{length}.
7663 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7665 PR tree-optimization/18687
7666 * tree-flow.h (find_loop_niter): Declare.
7667 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7668 Try using scev even for loops with more than one exit.
7669 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7670 (struct ivopts_data): Added niters field.
7671 (struct nfe_cache_elt): New.
7672 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7674 (tree_ssa_iv_optimize_init): Initialize niters cache.
7675 (determine_number_of_iterations): Removed.
7676 (find_induction_variables): Do not call determine_number_of_iterations.
7677 Access niters for single exit through niter_for_single_dom_exit.
7678 (add_iv_outer_candidates): Access niters for single exit through
7679 niter_for_single_dom_exit.
7680 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7681 number_of_iterations_cond.
7682 (iv_period): New function.
7683 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7684 (may_replace_final_value): Take data argument. Use
7685 niter_for_single_dom_exit.
7686 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7687 (rewrite_use_compare): Pass data to may_eliminate_iv.
7688 (rewrite_use_outer): Pass data to may_replace_final_value.
7689 (free_loop_data): Clean up the niters cache.
7690 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7691 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7692 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7693 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7694 (num_ending_zeros): Moved to tree.c.
7695 * tree.h (num_ending_zeros): Declare.
7696 * tree.c (num_ending_zeros): Moved from tree.c.
7698 2005-02-09 Richard Henderson <rth@redhat.com>
7700 * builtins.c (DEF_BUILTIN): Add COND argument.
7701 * tree.h (DEF_BUILTIN): Likewise.
7702 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7703 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7705 (DEF_BUILTIN_STUB): New.
7706 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7707 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7708 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7709 * c-common.c (DEF_BUILTIN): Add COND argument.
7710 * tree.c (local_define_builtin): New.
7711 (build_common_builtin_nodes): New.
7713 2005-02-09 Roger Sayle <roger@eyesopen.com>
7715 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7716 floating point expression ignoring the sign of the result.
7717 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7718 (fold) <MULT_EXPR>: Use it to simplify x*x.
7719 * tree.h (fold_strip_sign_ops): Prototype here.
7720 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7721 argument. Use fold_strip_sign_ops to simplify the first argument.
7722 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7723 first argument when the second argument is an even integer
7724 constant, but only with -funsafe_math_optimizations.
7725 (fold_builtin_1): Update call to fold_builtin_copysign.
7727 2005-02-09 Ian Lance Taylor <ian@airs.com>
7730 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7731 just check whether EH_FILTER_FAILURE falls through.
7733 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7735 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7736 insns return to ready list in the next turn.
7738 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7741 * builtins.def: New __builtin_powi[lf].
7742 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7743 (expand_builtin_powi): New function.
7744 (expand_builtin): Dispatch to expand_builtin_powi.
7745 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7746 * libgcc2.c: Add __builtin_powi[lf] implementation.
7747 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7748 * optabs.h: Add powi_optab.
7749 * optabs.c (init_optabs): Initialize powi_optab.
7750 * doc/extend.texi: Document __builtin_powi[lf].
7752 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7754 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7757 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7760 * fold-const.c (try_move_mult_to_index): Remove redundant
7761 type argument. Create ADDR_EXPR with correct type.
7762 (fold): Update callers of try_move_mult_to_index. Convert
7763 result to the appropriate type.
7765 2005-02-09 Roger Sayle <roger@eyesopen.com>
7768 * config/avr/avr.c (default_rtx_costs): Delete.
7769 (avr_operand_rtx_cost): New function.
7770 (avr_rtx_costs): Completely rewrite.
7772 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7775 * config/cris/cris.c (in_code): New variable.
7776 (cris_output_addr_const): Now a static function, a wrapper for
7778 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7779 case from old cris_output_addr_const.
7780 (cris_asm_output_label_ref): Similar for LABEL_REF.
7781 (cris_output_addr_const_extra): Similar for UNSPEC.
7782 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7783 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7784 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7786 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7787 (cris_asm_output_label_ref): Declare.
7789 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7791 PR preprocessor/19801
7792 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7793 filenames that changed when libcpp was moved to the toplevel.
7795 2005-02-07 Roger Sayle <roger@eyesopen.com>
7797 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7798 zero extensions of BImode operands. Call lowpart_subreg instead
7799 of gen_lowpart_common and gen_lowpart_SUBREG.
7801 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7804 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7805 * configure.ac: Set cc_for_cross_gnattools.
7806 * configure: Regenerate.
7808 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7811 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7813 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7816 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7817 of nested functions.
7819 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7821 * doc/extend.texi: Document deprecated extensions allowing
7822 static floating-point members to have initializers and allowing
7823 floating-point literals in integral constant expressions.
7825 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7827 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7828 config/darwin7.h, config/mips/mips.c,
7829 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7832 * cse.c: Update comments.
7834 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7837 * builtins.c (fold_builtin_sqrt): Transform
7838 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7841 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7842 Dorit Naishlos <dorit@il.ibm.com>
7844 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7845 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7846 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7848 * tree.h (vect_set_verbosity_level): New extern function declaration
7850 * tree-vectorizer.h (verbosity_levels): New enum type.
7851 * tree-vectorizer.c (vect_debug_stats): Function removed.
7852 (vect_debug_details): Likewise.
7853 (vect_verbosity_level): Global variable was defined and initialized.
7854 (vect_dump): Global variable definition.
7855 (vect_print_dump_info): New function.
7856 (vect_set_dump_settings): New function.
7857 (vect_set_verbosity_level): New function.
7858 (vectorize_loops): Add call to vect_set_dump_settings.
7860 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7861 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7862 (slpeel_tree_peel_loop_to_edge): Likewise.
7864 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7865 appropriate verbosity level instead of call to vect_debug_details
7866 or vect_debug_stats.
7867 (vect_get_base_and_offset):
7868 (vect_create_addr_base_for_vector_ref):
7869 (get_vectype_for_scalar_type):
7870 (vect_create_data_ref_ptr):
7872 (vect_get_vec_def_for_operand):
7873 (vect_finish_stmt_generation):
7874 (vectorizable_assignment):
7875 (vectorizable_operation):
7876 (vectorizable_store):
7877 (vectorizable_load):
7878 (vect_transform_stmt):
7879 (vect_update_ivs_after_vectorizer):
7880 (vect_do_peeling_for_loop_bound):
7881 (vect_update_inits_of_drs):
7882 (vect_do_peeling_for_alignment):
7883 (vect_transform_loop):
7884 (vect_is_simple_use):
7885 (vect_analyze_operations):
7886 (vect_is_simple_iv_evolution):
7887 (vect_analyze_scalar_cycles):
7888 (vect_analyze_data_ref_dependence):
7889 (vect_analyze_data_ref_dependences):
7890 (vect_compute_data_ref_alignment):
7891 (vect_enhance_data_refs_alignment):
7892 (vect_analyze_data_refs_alignment):
7893 (vect_analyze_data_ref_access):
7894 (vect_analyze_data_ref_accesses):
7895 (vect_analyze_pointer_ref_access):
7896 (vect_get_memtag_and_dr):
7897 (vect_analyze_data_refs):
7898 (vect_mark_relevant):
7899 (vect_stmt_relevant_p):
7900 (vect_mark_stmts_to_be_vectorized):
7901 (vect_can_advance_ivs_p):
7902 (vect_get_loop_niters):
7903 (vect_analyze_loop_form):
7904 (vect_analyze_loop):
7905 (vectorize_loops): Likewise.
7907 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7908 (vect_update_inits_of_drs):
7909 (vect_do_peeling_for_alignment):
7910 (vect_transform_loop):
7911 (vect_analyze_operations):
7912 (vect_analyze_scalar_cycles):
7913 (vect_analyze_data_ref_dependences):
7914 (vect_analyze_data_refs_alignment):
7915 (vect_analyze_data_ref_accesses):
7916 (vect_analyze_data_refs):
7917 (vect_mark_stmts_to_be_vectorized):
7918 (vect_get_loop_niters):
7919 (vect_analyze_loop_form):
7920 (vect_analyze_loop): Likewise.
7921 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7923 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7927 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7928 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7929 either -ffast-math or -funsafe-math-optimizations is in use.
7931 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7932 * config/mips/irix-csr.c: New file.
7933 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7934 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7935 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7938 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7940 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7941 redundant, incorrect definitions.
7943 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7945 ("*tls_indirect_call"): New, reference hard regs directly.
7946 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7948 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7950 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7951 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7953 2005-02-06 Roger Sayle <roger@eyesopen.com>
7955 PR rtl-optimization/19800
7956 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7957 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7960 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7962 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7964 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7967 * doc/invoke.texi: Correct documentation of -freorder-functions.
7969 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7972 * doc/invoke.texi: Don't mention gccbug.
7974 2005-02-06 Roger Sayle <roger@eyesopen.com>
7975 Andrew Pinski <pinskia@physics.uc.edu>
7976 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7978 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7979 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7980 into just (zero_extract:SI FOO (const_int 1) BAR).
7982 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7984 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7985 macro locally. Don't give last revision date. Use GCC version
7986 number from gcc-common.texi.
7987 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7988 revision date. Use GCC version number from gcc-common.texi.
7989 Describe being a library as current state rather than as 3.x
7991 * doc/gcc.texi: Remove last update date.
7992 * doc/gccint.texi: Likewise. Update copyright dates.
7993 * doc/install.texi: Update copyright dates.
7995 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7998 * doc/invoke.texi: Mention for each option included in -Wall that
7999 it is included in -Wall.
8000 * doc/gcc.texi: Update copyright and last modification date.
8002 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8004 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8005 unnecessary cast to original induction variable increments.
8007 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8009 PR tree-optimization/18219
8010 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8011 in distributed form.
8013 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8015 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8016 Set bitpos and offset later in the function. Do nothing if the
8017 target is a register and if the bitfield lies completely outside
8019 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8020 here. Return an uninitialised register if the source value is stored
8021 in a register and the bitfield lies completely outside that register.
8023 2005-02-06 Steven Bosscher <stevenb@suse.de>
8025 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8028 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8030 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8032 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8034 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8035 * config/darwin8.h: New.
8036 * config/darwin7.h: Update comment.
8038 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8039 Dorit Naishlos <dorit@il.ibm.com>
8041 * tree-vectorizer.h (LOC): New type.
8042 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8043 (loop_line_number): New field in struct _loop_vec_info.
8044 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8046 * tree-vectorizer.c (input.h): Included.
8047 (find_loop_location): New function.
8048 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8049 loop line number removed.
8050 (vect_debug_details): Likewise.
8051 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8053 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8054 call to vect_debug_details/stats changed from loop to loop_loc.
8055 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8056 (slpeel_tree_peel_loop_to_edge): Likewise.
8058 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8059 changed from NULL to UNKNOWN_LOC.
8060 (vect_get_base_and_offset):
8061 (vect_create_addr_base_for_vector_ref):
8062 (get_vectype_for_scalar_type):
8063 (vect_create_data_ref_ptr):
8065 (vect_get_vec_def_for_operand):
8066 (vect_finish_stmt_generation):
8067 (vectorizable_assignment):
8068 (vectorizable_operation):
8069 (vectorizable_store):
8070 (vectorizable_load):
8071 (vect_transform_stmt):
8072 (vect_update_ivs_after_vectorizer):
8073 (vect_do_peeling_for_loop_bound):
8074 (vect_do_peeling_for_alignment):
8075 (vect_transform_loop):
8076 (vect_is_simple_use):
8077 (vect_analyze_operations):
8078 (vect_is_simple_iv_evolution):
8079 (vect_analyze_scalar_cycles):
8080 (vect_analyze_data_ref_dependences):
8081 (vect_compute_data_ref_alignment):
8082 (vect_enhance_data_refs_alignment):
8083 (vect_analyze_data_ref_access):
8084 (vect_analyze_data_ref_accesses):
8085 (vect_analyze_pointer_ref_access):
8086 (vect_get_memtag_and_dr):
8087 (vect_analyze_data_refs):
8088 (vect_mark_relevant):
8089 (vect_stmt_relevant_p):
8090 (vect_mark_stmts_to_be_vectorized):
8091 (vect_can_advance_ivs_p):
8092 (vect_get_loop_niters):
8093 (vect_analyze_loop):
8094 (vectorize_loops): Likewise.
8096 (vectorizable_load): Argument in call to vect_debug_details/stats
8097 changed from loop to LOOP_LOC (loop_vinfo).
8098 (vect_transform_loop):
8099 (vect_analyze_operations):
8100 (vect_analyze_scalar_cycles):
8101 (vect_analyze_data_ref_dependence):
8102 (vect_enhance_data_refs_alignment):
8103 (vect_analyze_data_ref_accesses):
8104 (vect_analyze_pointer_ref_access):
8105 (vect_analyze_data_refs):
8106 (vect_analyze_loop): Likewise.
8108 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8109 changed from loop to loop_loc.
8111 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8113 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8114 Dorit Naishlos <dorit@il.ibm.com>
8116 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8118 (vect_analyze_data_ref_dependences): Likewise.
8120 (vect_is_simple_use): Argument changed from loop structure to
8121 loop_vect_info structure.
8122 (vect_can_advance_ivs_p): Likewise.
8123 (vect_create_index_for_vector_ref): Likewise.
8124 (vect_update_ivs_after_vectorizer): Likewise.
8125 (new_stmt_vec_info): Likewise.
8127 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8128 changed from loop to loop_vinfo.
8129 (vect_create_data_ref_ptr): First argument in call to
8130 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8131 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8132 was changed from loop to loop_vinfo.
8133 (vectorizable_operation): Likewise.
8134 (vectorizable_store): Likewise.
8135 (vect_mark_stmts_to_be_vectorized): Likewise.
8136 (vect_do_peeling_for_loop_bound): First argument in call to
8137 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8138 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8139 was changed from loop to loop_vinfo.
8140 (vect_analyze_data_ref_dependences): Third argument in call to
8141 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8143 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8144 (vect_create_data_ref_ptr): Likewise.
8145 (vect_init_vector): Likewise.
8146 (vect_get_vec_def_for_operand): Likewise.
8147 (vectorizable_assignment): Likewise.
8148 (vectorizable_operation): Likewise.
8149 (vectorizable_store): Likewise.
8150 (vectorizable_load): Likewise.
8151 (vect_update_ivs_after_vectorizer): Likewise.
8152 (vect_is_simple_use): Likewise.
8153 (vect_analyze_data_ref_dependence): Likewise.
8154 (vect_analyze_pointer_ref_access): Likewise.
8155 (vect_can_advance_ivs_p): Likewise.
8157 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8158 before _stmt_vec_info.
8159 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8160 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8161 (new_stmt_vec_info): Argument changed from loop structure to
8162 loop_vect_info structure
8164 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8165 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8166 (vect_create_addr_base_for_vector_ref): Likewise.
8167 (vect_analyze_pointer_ref_access): Likewise.
8169 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8172 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8173 phi flag if the phi is abnormal.
8175 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8178 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8179 information for the new statement.
8181 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8184 * gcc.c (main): Include the target in -v output.
8186 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8188 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8189 Do not drop the extend if we'd have to add a paradoxical subreg
8190 later. Include optabs.h and insn-codes.h.
8191 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8193 2005-02-02 Roger Sayle <roger@eyesopen.com>
8196 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8197 * fold-const.c (const_binop): Avoid constant folding floating
8198 point operations in modes that use composite representations.
8199 * simplify-rtx.c (simplify_binary_operation): Likewise.
8201 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8203 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8205 (altivec_dstt): Likewise.
8206 (altivec_dstst): Likewise.
8207 (altivec_dststt): Likewise.
8208 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8211 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8213 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8214 EXPR_LOCUS from orig_cond to the new cond_stmt.
8215 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8218 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8220 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8221 standard_iv_increment_position. Remove call to bsi_next
8222 (no need to bump the iterator anymore).
8223 (vect_create_index_for_vector_ref): Call
8224 standard_iv_increment_position. Remove second function argument.
8225 (vect_finish_stmt_generation): Remove call to bsi_next
8226 (no need to bump the iterator anymore).
8227 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8228 to vect_create_index_for_vector_ref.
8230 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8232 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8233 phis are used out of the loop.
8235 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8238 * c-decl.c (undef_nested_function): New variable.
8239 (pop_scope): Diagnose undefined nested functions.
8240 (finish_function): Don't attempt cgraph processing or genericizing
8241 if current top-level function contained an undefined nested
8242 function. Reset undef_nested_function at the end of a top-level
8245 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8247 * tree.c (build_int_cst_type): Take sign of the value into account
8248 when deciding whether sign extend the value.
8250 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8253 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8254 (cpp_options, cc1_options): Change %{std*&ansi} to
8255 %{std*&ansi&trigraphs}.
8257 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8259 * cse.c: Update comments.
8261 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8263 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8264 arguments go on the stack. Do not put complex doubles in odd/even
8267 2005-02-02 Steven Bosscher <stevenb@suse.de>
8269 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8270 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8271 -ftree-pre, and -fthread-jumps.
8273 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8275 PR tree-optimization/19578
8276 * tree-flow.h (modified_noreturn_calls): Declare.
8277 (noreturn_call_p): Declare.
8278 * tree-flow-inline.h (noreturn_call_p): New function.
8279 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8280 * tree-cfg.c (modified_noreturn_calls): New variable.
8281 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8282 that contain a mid-block noreturn call.
8283 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8285 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8287 * df.c (df_def_record_1, df_uses_record): Don't use
8289 * df.h (DF_FOR_REGALLOC): Remove.
8291 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8294 * c-typeck.c (really_start_incremental_init): Reset
8295 constructor_max_index for arrays of incomplete type.
8297 2005-02-02 Jeff Law <law@redhat.com>
8299 * gcse.c (struct reg_set): Store the block index where the register
8300 was set rather than the setting insn.
8301 (record_one_set, compute_transp): Corresponding changes.
8302 (pre_insert_copy_insn): Do not call replace_one_set.
8303 (replace_one_set): Remove.
8305 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8308 * doc/gcov.texi: Fix typo.
8310 2005-02-01 Richard Henderson <rth@redhat.com
8313 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8314 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8316 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8317 * config/i386/i386-protos.h: Update.
8319 2005-02-01 Steven Bosscher <stevenb@suse.de>
8321 PR tree-optimization/19217
8322 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8323 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8324 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8325 that it is walking a PHI node.
8327 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8329 * doc/extend.texi (Nested Functions): Update.
8331 2005-02-01 Richard Henderson <rth@redhat.com>
8334 * optabs.c (expand_copysign_absneg): Export.
8335 * optabs.h (expand_copysign_absneg): Declare.
8336 * config/rs6000/rs6000.md (copysigntf3): New.
8338 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8340 PR tree-optimization/19633
8341 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8342 * tree-ssa-alias.c (init_alias_info): Initialize.
8343 (merge_pointed_to_info): Set.
8344 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8345 (dump_points_to_info_for): Show value of pt_null.
8346 (struct count_ptr_d): Declare.
8347 (find_ptr_dereference): Remove.
8348 (ptr_is_dereferenced_by): Remove.
8349 (count_ptr_derefs): New local function.
8350 (count_uses_and_derefs): New local function.
8351 (compute_points_to_and_addr_escape): Call it. If the number
8352 of dereferences is greater than zero, mark the pointer as
8353 dereferenced. If there are fewer dereferences than uses of
8354 the pointer, the pointer's value escapes.
8356 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8358 PR tree-optimization/19670
8359 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8361 (verify_use): ... set it here, instead.
8363 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8365 * doc/sourcebuild.texi (Test directives): Fix formatting.
8367 * doc/sourcebuild.texi (Test directives): Describe selector
8370 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8372 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8373 specific 64-bit CPUs.
8375 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8378 * arm.c (arm_eliminable_register): New function.
8379 (adjacent_mem_locations): Don't allow eliminable registers. Use
8380 HOST_WIDE_INT for address offsets.
8381 * arm-protos.h (arm_eliminable_register): Add prototype.
8383 2005-02-01 Steven Bosscher <stevenb@suse.de>
8385 PR optimization/15242
8386 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8387 * basic-block.h (duplicate_computed_gotos): Add prototype.
8388 * bb-reorder.c (duplicate_computed_gotos): New function to
8389 duplicate sufficiently small blocks ending in a computed jump.
8390 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8391 if not optimizing for size.
8392 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8393 never do tail merging for blocks ending in a computed jump.
8394 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8396 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8398 Patch from Richard Sandiford <rsandifo@redhat.com>
8399 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8400 from inheriting a subreg equivalence with a non-spill register.
8402 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8404 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8406 * config/frv/frv.c (movcc_fp_destination_operand): New.
8407 (gpr_or_memory_operand): Fix typo in comment.
8408 (gpr_or_memory_operand_with_scratch): New.
8409 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8410 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8411 movcc_fp_destination_operand.
8412 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8413 Legitimize memory addresses using a scratch register.
8415 2005-01-31 Jeff Law <law@redhat.com>
8417 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8418 bitmap a sparse bitmap instead of a simple bitmap.
8419 (mark_def_sites_initialize_block): Corresponding changes.
8420 (ssa_mark_def_sites_initialize_block): Likewise.
8421 (ssa_mark_phi_uses): Likewise.
8422 (mark_def_site, ssa_mark_def_sites): Likewise.
8423 (mark_def_site_blocks): Likewise.
8424 (rewrite_ssa_into_ssa): Likewise.
8426 * tree-ssa-dom.c (record_cond): Pass correct variable type
8427 for last argument to htab_find_slot_with_hash.
8429 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8430 effects when optimizing 0 % X. Do not try to optimize X % 0.
8432 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8434 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8437 2005-02-01 Eric Christopher <echristo@redhat.com>
8439 * config/mips/mips.c (override_options): Warn if -mint64
8441 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8444 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8446 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8448 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8449 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8450 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8451 (cached_regno): Initialize to INVALID_REGNUM.
8452 (cse_reg_info_table_size,
8453 cse_reg_info_table_first_uninitialized,
8454 cse_reg_info_timestamp): New.
8455 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8457 (init_cse_reg_info, get_cse_reg_info_1): New.
8458 (get_cse_reg_info): Cache the last look-up.
8459 (new_basic_block): Update the code to clear mappings from
8460 registers to cse_reg_info entries.
8461 (cse_main): Call init_cse_reg_info.
8463 * cse.c (get_cse_reg_info): Update a comment.
8465 2005-01-31 Steven Bosscher <stevenb@suse.de>
8468 * c-decl.c (start_decl): Do not warn about arrays of elements with
8469 an incomplete type here.
8470 (grokdeclarator): Do it here by making a pedwarn an error.
8471 * c-typeck.c (push_init_level): If there were previous errors with
8472 the constructor type, do not warn about braces for initializers.
8473 (process_init_element): Likewise for excess initializer elements.
8475 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8477 * cse.c (delete_trivially_dead_insn): Don't iterate.
8479 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8481 * config/rs6000/rs6000.md (copysignsf3): New expand.
8482 (copysigndf3): Likewise.
8484 2005-01-31 Steven Bosscher <stevenb@suse.de>
8486 * recog.c (constrain_operands): Only look for earlyclobber operand
8487 conflicts if an '&' constraint was seen.
8489 2005-01-31 Marc Espie <espie@openbsd.org>
8491 * config.gcc: Don't include embedded systems fragment, switches default
8492 debugging format to ELF.
8493 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8494 longer pick it up there.
8496 2005-01-31 Dale Johannesen <dalej@apple.com>
8498 * doc/extend.texi (nested functions): Fix linkage description.
8499 Clarify that static is not allowed.
8501 2005-01-31 Dale Johannesen <dalej@apple.com>
8503 * config/rs6000/darwin.md (movsf_low_di): Make work.
8504 (movdf_low_di): Make work.
8506 2005-01-31 Dale Johannesen <dalej@apple.com>
8508 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8509 Make work for 64 bit.
8511 2005-01-31 Roger Sayle <roger@eyesopen.com>
8512 Dale Johannesen <dalej@apple.com>
8515 * fold-const.c (fold_binary_op_with_conditional_arg):
8516 Make types match original operands, before STRIP_NOPS.
8518 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8520 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8521 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8522 (struct gcc_sigcontext): Delete. Merge contents to..
8523 (struct gcc_ucontext): ..here.
8524 (get_sigcontext): Delete.
8525 (get_regs): New function, like get_sigcontext but return regs ptr.
8526 64-bit version finds regs from r1 to support vdso.
8527 (ppc_linux_aux_vector): New function.
8528 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8531 2005-01-31 Ira Rosen <irar@il.ibm.com>
8533 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8535 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8536 redundant fold. Fix misalignment for MINUS_EXPR.
8537 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8538 (vect_analyze_pointer_ref_access): Likewise.
8539 (vect_get_memtag_and_dr): Likewise.
8541 2005-01-31 Richard Henderson <rth@redhat.com>
8543 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8544 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8545 absnegdf2_i387, absnegxf2_i387): Likewise.
8547 2005-01-31 Richard Henderson <rth@redhat.com>
8550 * optabs.c (expand_copysign_absneg): New.
8551 (expand_copysign_bit): Split out from ...
8552 (expand_copysign): ... here. Use expand_copysign_absneg.
8554 2005-01-30 Roger Sayle <roger@eyesopen.com>
8557 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8558 constant as the second operand and a register as the third.
8560 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8563 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8564 that dllimport'd functions do not use all call-clobbered registers
8567 2005-01-30 Richard Henderson <rth@redhat.com>
8570 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8571 expand_abs_nojump and generalize. Use operand_subword and
8572 emit_no_conflict_block. Support large modes.
8573 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8575 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8576 negation to subtraction.
8577 (expand_copysign): Check that the format has signed zeros.
8578 Use operand_subword and emit_no_conflict_block. Support large modes.
8580 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8582 Fix PR tree-optimization/19624
8584 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8585 * tree-ssa-pre.c: Add cfgloop.h.
8587 (pre_stats): New member, constified.
8588 (inserted_exprs): New static variable.
8589 (NECESSARY): New macro.
8590 (create_expression_by_pieces): Fold the expression, and
8591 mark it as defaulting to not necessary. Also put in
8593 (fully_constant_expression): New function.
8594 (insert_into_preds_of_block): Modify to not insert phis when we
8595 are playing with induction variables.
8596 Push phis onto the inserted_exprs vector, and mark them as not
8597 necessary by default.
8598 (insert_aux): Call fully_constant_expression on eprime.
8599 If all edges produce the same value, mark it constant.
8600 (mark_operand_necessary): New function.
8601 (remove_dead_inserted_code): New function.
8602 (init_pre): Init loop optimizer to get loop info.
8603 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8604 (execute_pre): Commit edge inserts, then remove dead code.
8606 2005-01-30 Richard Henderson <rth@redhat.com>
8608 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8609 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8611 2005-01-30 Richard Henderson <rth@redhat.com>
8614 * config/i386/i386.c (ix86_expand_copysign): New.
8615 (ix86_split_copysign_const): New.
8616 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8617 rearrange op1/nmask operands.
8618 * config/i386/i386-protos.h: Update.
8619 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8620 (copysigndf3): Likewise.
8621 (copysignsf3_const, copysigndf3_const): New.
8622 (copysignsf3_var): Rename from copysignsf3, split out splitter
8623 and fix split predicate for X constraint.
8624 (copysigndf3_var): Similarly.
8626 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8628 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8629 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8630 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8632 2005-01-29 Richard Henderson <rth@redhat.com>
8635 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8636 of # and * in constraints.
8638 2005-01-29 Richard Henderson <rth@redhat.com>
8641 * expr.c (store_field): Don't strip sub-mode cast when the input
8642 data is even smaller.
8644 2005-01-29 Richard Henderson <rth@redhat.com>
8647 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8650 2005-01-29 Richard Henderson <rth@redhat.com>
8652 * combine.c (make_field_assignment): Fix argument order
8655 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8657 PR tree-optimization/15791
8658 * fold-const.c (extract_array_ref): New function.
8659 (fold): Fold comparisons between &a[i] and &a[j] or
8660 semantically equivalent trees.
8662 2005-01-29 Jeff Law <law@redhat.com>
8664 * gcse.c (insert_expr_in_table): Revamp handling of available
8665 and anticipatable occurrence lists to avoid unnecessary list
8667 (insert_set_in_table): Similarly.
8669 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8671 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8673 (c_build_qualified_type): Build qualified array types with
8674 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8675 * c-decl.c (c_make_fname_decl): Build unqualified array type
8676 before qualified type.
8677 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8678 type is qualified, not just if type itself is. Don't apply
8679 qualifiers to array type when declarator is processed. Apply
8680 qualifiers to field type whether or not it is an array type.
8681 Don't handle array types specially for applying qualifiers to
8683 * c-typeck.c (composite_type): Build unqualified element type and
8684 array type when forming composite of array types.
8685 (common_pointer_type, comptypes, comp_target_types,
8686 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8687 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8689 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8690 (args2) in variables a1 and a2.
8692 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8694 * cse.c (n_elements_made, max_elements_made): Remove.
8695 (insert): Don't touch n_elements_made.
8696 (cse_main): Don't touch n_elements_made or max_elements_made.
8698 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8701 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8702 configuration part of dp-bit.c to be lost.
8704 2005-01-28 Roger Sayle <roger@eyesopen.com>
8706 * expmed.c (expand_mult_highpart_optab): When attempting to use
8707 a non-widening multiplication in a wider mode, the operands need
8708 to be converted (zero or sign extended) to that mode.
8710 2005-01-28 Ian Lance Taylor <ian@airs.com>
8714 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8715 through if both operands fall through.
8717 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8719 * cse.c (fold_rtx) <PC>: Don't optimize.
8721 2005-01-28 Jeff Law <law@redhat.com>
8723 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8724 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8726 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8728 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8729 cse_reg_info_used_list_end): Remove.
8730 (cse_reg_info_list, cse_reg_info_list_free): New.
8731 (get_cse_reg_info): When allocating an instance of
8732 cse_reg_info, add it to the beginning of the cse_reg_info_list
8733 list. Remove code to maintain cse_reg_info_used_list.
8734 (new_basic_block): Reset the free list to the beginning of
8737 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8739 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8740 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8741 (frv_expand_mdpackh_builtin): New function.
8742 (frv_expand_builtin): Use it to expand __MDPACKH.
8743 * doc/extend.texi (__MDPACKH): Update documentation.
8745 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8747 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8748 SSE_FLOAT_MODE_P for use_sse computation.
8750 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8753 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8755 2005-01-27 Richard Henderson <rth@redhat.com>
8757 * builtins.c (expand_builtin_copysign): New.
8758 (expand_builtin): Call it.
8759 * genopinit.c (optabs): Add copysign_optab.
8760 * optabs.c (init_optabs): Initialize it.
8761 (expand_copysign): New.
8762 * optabs.h (OTI_copysign, copysign_optab): New.
8763 (expand_copysign): Declare.
8765 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8766 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8768 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8769 (ix86_expand_fp_absneg_operator): ... here.
8770 (ix86_split_copysign): New.
8771 * config/i386/i386-protos.h: Update.
8772 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8773 (copysignsf3, copysigndf3): New.
8775 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8776 (copysignsf3, ncopysignsf3): New.
8777 (copysigndf3, ncopysigndf3): New.
8778 (copysignxf3, ncopysignxf3): New.
8779 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8781 2005-01-27 Arend Bayer <arend.bayer@web.de>
8782 Kazu Hirata <kazu@cs.umass.edu>
8784 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8785 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8786 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8789 2005-01-27 Jeff Law <law@redhat.com>
8791 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8792 definitions of SSA_NAMEs which are not being rewritten.
8793 (rewrite_ssa_into_ssa): Only initialize the current definition
8794 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8795 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8796 SSA_NAMEs before returning.
8798 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8800 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8801 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8802 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8803 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8804 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8806 2005-01-27 Steven Bosscher <stevenb@suse.de>
8809 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8810 higher to -O2 and higher. Likewise for tree PRE.
8811 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8814 2005-01-27 Ian Lance Taylor <ian@airs.com>
8817 * gimple-low.c (try_catch_may_fallthru): New static function.
8818 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8819 * tree-inline.c (expand_call_inline): Don't warn about reaching
8820 the end of a non-void function being inlined if the function uses
8823 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8825 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8828 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8829 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8830 (implicitly_declare): Handle error_mark_node.
8832 2005-01-27 Richard Henderson <rth@redhat.com>
8835 * tree.h (struct tree_decl): Add debug_expr_is_from.
8836 (DECL_DEBUG_EXPR_IS_FROM): New.
8837 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8838 * dwarf2out.c (dwarf2out_var_location): Update to match.
8839 * tree-outof-ssa.c (create_temp): Likewise.
8840 * var-tracking.c (track_expr_p): Likewise.
8841 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8842 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8843 * toplev.c (default_tree_printer): Likewise.
8845 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8847 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8848 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8850 2005-01-27 Steven Bosscher <stevenb@suse.de>
8852 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8853 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8854 ASM_CLOBBERS): Add tree checks.
8856 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8857 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8858 * c-common.def (SWITCH_STMT): Update to match.
8859 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8860 macros instead of SWITCH_EXPR ones.
8861 * c-dump.c (c_dump_tree): Likewise.
8862 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8863 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8865 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8867 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8869 * unwind-dw2.c (execute_stack_op): Add missing cases for
8870 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8872 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8874 * config.gcc (Obsolete configurations): Remove 'dummy', add
8875 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8878 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8880 PR tree-optimization/19633
8881 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8883 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8884 are no call-clobbered variables.
8885 * tree-outof-ssa.c (check_replaceable): Return false for calls
8888 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8890 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8891 even for variables with NULL DECL_INITIAL.
8893 2005-01-26 Stuart Hastings <stuart@apple.com>
8895 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8897 2005-01-26 Richard Henderson <rth@redhat.com>
8900 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8902 * expr.c (store_field): Strip conversions to odd-bit-sized types
8903 if the destination field width matches.
8905 2005-01-26 Richard Henderson <rth@redhat.com>
8907 * c-decl.c, expmed.c, expr.c: Revert last change.
8909 2005-01-26 Richard Henderson <rth@redhat.com>
8912 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8914 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8915 if we don't need the bits above those present in the current mode.
8916 * expr.c (store_field): Strip conversions to odd-bit-sized types
8917 if the destination field width matches.
8919 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8921 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8922 either -ffast-math or -funsafe-math-optimizations is in use.
8924 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8928 * config/avr/avr.c (notice_update_cc): Only set condition code for
8929 ashrqi3 if shift count > 0.
8930 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8931 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8932 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8933 count <= 0 as a no-op, and shift count >= width by copying zero
8934 or sign bit to all bits of the result.
8935 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8936 count, with attribute "length" set to 0 and "cc" set to "none".
8938 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8940 * doc/invoke.texi: Document -mTLS.
8942 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8943 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8944 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8945 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8946 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8947 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8948 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8949 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8951 * configure.ac: Check for a TLS capable gas.
8953 * configure: Regenerate.
8955 2005-01-26 Richard Henderson <rth@redhat.com>
8958 * combine.c (make_field_assignment): Simplify store to zero_extract
8959 from a source with an overlapping mask.
8961 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8963 2004-11-11 Eric Christopher <echristo@redhat.com>
8965 * config/frv/frv.md: Add fr400_integer automaton. Don't
8966 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8969 2005-01-26 Steven Bosscher <stevenb@suse.de>
8972 * cfgbuild.c (make_edges): Do not clear or set
8973 current_function_has_computed_jump.
8974 * function.h (struct function): Remove the has_computed_jump field.
8975 (current_function_has_computed_jump): Do not define.
8976 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8977 in a computed jump. Ignore current_function_has_computed_jump.
8979 2005-01-26 Richard Henderson <rth@redhat.com>
8982 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8983 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8985 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8986 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8987 objects into static storage if they have more than one non-zero value.
8988 * tree.h (categorize_ctor_elements): Update decl.
8990 2005-01-26 Steven Bosscher <stevenb@suse.de>
8993 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8994 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8995 to this function from 2004-07-10.
8996 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8997 the current function for tail call optimizations if the address
8998 of one of it its arguments is taken.
9000 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9002 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9004 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9006 * function.c (expand_function_end): If current_function_calls_alloca,
9007 emit stack restore in a place that is reached when the function falls
9010 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9012 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9013 rule to avoid matching inappropriate suffix rule.
9015 2005-01-26 Jan Hubicka <jh@suse.cz>
9017 PR tree-optimization/19241
9018 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9020 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9022 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9023 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9025 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9026 <sim*>: Always use crt1.o, regardless of N in simN.
9027 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9028 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9029 (CRT_CALL_STATIC_FUNCTION): Remove.
9030 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9031 use crt1.o, regardless of N in simN.
9032 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9033 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9034 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9035 case isystem setting.
9036 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9038 2005-01-25 Ian Lance Taylor <ian@airs.com>
9040 * gimple-low.c (block_may_fallthru): Correct handling of
9041 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9043 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9045 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9046 handlers to match indentation; nested under the mtune=* handler.
9047 Similar for mcpu= and march=.
9049 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9051 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9052 * config/mips/linux64.h (LIB_SPEC): Likewise.
9053 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9054 * config/sh/linux.h (LIB_SPEC): Likewise.
9056 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9058 * config/frv/frv.c (frv_legitimize_tls_address): New.
9059 (TARGET_HAVE_TLS): Define.
9060 (FRV_SYMBOL_REF_TLS_P): Define.
9061 (frv_override_options): Handle new register classes.
9062 (frv_legitimate_address_p): Reject tls addresses.
9063 (frv_legitimize_address): Handle TLS addresses.
9064 (gen_inlined_tls_plt): New.
9066 (frv_legitimize_tls_address): New.
9067 (unspec_got_name): Add TLS entries.
9068 (got12_operand): Add R_FRV_TLSMOFF12 case.
9069 (frv_emit_move): Fixup TLS addresses.
9070 (frv_emit_movsi): Legitimize TLS addresses.
9072 * config/frv/frv.h (MASK_BIG_TLS): New.
9073 (TARGET_BIG_TLS): New.
9074 (HAVE_AS_TLS): Define.
9075 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9076 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9077 (REG_CLASS_NAMES): Same.
9078 (REG_CLASS_CONTENTS): Same.
9079 (CONSTRAINT_LEN): New.
9080 (REG_CLASS_FROM_CONSTRAINT): New.
9081 (PREDICATE_CODES): Add symbolic_operand.
9083 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9084 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9085 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9086 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9087 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9088 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9089 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9090 GR9_REG, GR14_REG, LRREG.
9091 (type): Add load_or_call attribute.
9092 ("load_or_call"): New reservation.
9093 ("call_gettlsoff"): New.
9094 ("tls_indirect_call"): New.
9095 ("tls_load_gottlsoff12"): New.
9096 ("tlsoff_hilo"): New.
9097 ("tls_tlsdesc_ldd"): New.
9098 ("tls_tlsoff_ld"): New.
9101 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9103 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9105 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9106 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9107 * config/frv/frv.c (TLS_BIAS): Define.
9108 (frv_output_dwarf_dtprel): New.
9110 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9112 PR rtl-optimization/19579
9113 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9114 both A and B, see if they don't clobber registers the other expr uses.
9116 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9118 * real.c (do_add): Initialize signalling and canonical members.
9120 * real.c (real_from_integer): Zero out destination.
9122 2005-01-18 Jan Hubicka <jh@suse.cz>
9124 PR tree-optimize/19337
9125 * tree-inline.c (initialize_inlined_parameters): Copy
9126 saved_static_chain_decl only.
9128 2005-01-25 Richard Henderson <rth@redhat.com>
9132 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9133 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9134 80387 enabled, to return a proper subclass. Return the subset that
9135 overlaps with GENERAL_REGS for PLUS.
9136 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9138 2005-01-25 Richard Henderson <rth@redhat.com>
9141 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9143 2005-01-25 Roger Sayle <roger@eyesopen.com>
9145 * expmed.c (choose_multiplier): Change interface to return the
9146 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9147 (expand_divmod): Update calls to choose_multiplier.
9149 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9152 * expmed.c (extract_bit_field): Use adjust_address instead of
9153 gen_lowpart when op0 is a MEM.
9155 2005-01-24 Steven Bosscher <stevenb@suse.de>
9157 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9159 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9161 * config/mips/irix-csr.c: New file.
9162 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9163 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9164 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9167 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9170 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9171 sparc/elf.h, add sparc/sp-elf.h.
9172 (sparc-*-rtems*): Likewise.
9173 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9174 tm-dwarf2.h, add sparc/sp-elf.h.
9175 (sparc86x-*-elf): Likewise.
9176 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9177 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9178 TARGET_OS_CPP_BUILTINS.
9179 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9180 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9182 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9183 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9184 (SWITCH_TAKES_ARG): Likewise.
9185 (LOCAL_LABEL_PREFIX): Likewise.
9186 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9187 (TARGET_N_FORMAT_TYPES): Delete.
9188 (TARGET_FORMAT_TYPES): Likewise.
9189 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9190 * config/sparc/elf.h: Delete.
9191 * config/sparc/sp-elf.h: New file.
9193 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9195 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9196 * tree-flow.h: Remove the corresponding prototype.
9197 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9198 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9200 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9203 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9204 for AIX ABI or ELF -fPIC.
9205 (rs6000_emit_load_toc_table): Don't create toc_section here.
9206 (rs6000_xcoff_file_start): Nor here.
9208 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9210 * sh.c (ra.h): Don't #include.
9211 (hard_regs_intersect_p): New function, resurrected from ra.c.
9213 * sh.c: Fix 1996 Copyright.
9215 2005-01-24 Richard Henderson <rth@redhat.com>
9216 Aldy Hernandez <aldyh@redhat.com>
9218 * regrename.c (note_sets): Handle subregs.
9220 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9223 * genconditions.c (write_header, write_conditions): Elide file if
9226 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9228 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9229 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9232 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9234 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9235 expand_builtin_printf, expand_builtin_fprintf,
9236 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9237 checking against POINTER_TYPE.
9238 (validate_arglist): Handle POINTER_TYPE code by checking
9241 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9243 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9245 (for_each_rtx): Call for_each_rtx_1.
9246 * rtl.h (init_rtlanal): Declare.
9247 * toplev.c (backend_init): Call init_rtlanal.
9249 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9251 * flow.c (propagate_one_insn): Formatting.
9254 * flow.c (libcall_dead_p): Be more conservative if unsure.
9255 If there are any instructions between insn and call, see if they are
9256 all dead before saying the libcall is dead.
9258 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9260 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9261 operand constraint for operand 0.
9263 2005-01-23 Richard Henderson <rth@redhat.com>
9266 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9267 edges leading to join block.
9269 2005-01-23 Roger Sayle <roger@eyesopen.com>
9271 * expmed.c (expand_mult_highpart): Make static. Change type of
9272 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9273 (expand_divmod): Updates calls to expand_mult_highpart by using
9274 gen_int_mode to pass a CONST_INT rtx.
9275 * rtl.h (expand_mult_highpart): Remove prototype.
9277 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9279 * flow.c (regset_bytes, regset_size): Remove.
9281 * cfganal.c: Fix a reference to Harvey's paper.
9283 2005-01-23 Steven Bosscher <stevenb@suse.de>
9285 PR rtl-optimization/19464
9286 * tree-optimize.c (init_tree_optimization_passes): Add one more
9287 copyrename pass just before out-of-ssa.
9289 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9292 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9293 * ggc-none.c (ggc_free): Define.
9295 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9297 * cse.c (max_reg, max_insn_uid): Remove.
9298 (cse_main): Don't access max_reg or max_insn_uid.
9300 * c-common.c (explicit_flag_signed_bitfields,
9301 lang_statement_code_p, lang_expand_function_end): Remove.
9302 * c-common.h: Remove the corresponding declarations.
9303 * c-opts.c (c_common_handle_option): Remove all write access
9304 to explicit_flag_signed_bitfields.
9306 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9307 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9308 * cgraph.h: Remove the corresponding declaration.
9310 * gcse.c (null_pointer_info): Remove.
9312 2005-01-23 Roger Sayle <roger@eyesopen.com>
9313 Eric Botcazou <ebotcazou@libertysurf.fr>
9315 * combine.c (simplify_logical): Only simplify logical expressions
9316 of the form ior(and(x,y),z) by the inverse distributive law if the
9317 result is cheaper than the original.
9319 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9321 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9322 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9323 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9324 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9325 config/freebsd-spec.h, config/arm/arm.h,
9326 config/h8300/h8300.md, config/i386/i386.md,
9327 config/i386/predicates.md, config/i386/sse.md,
9328 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9329 config/vax/vax.md: Fix comment typos. Follow spelling
9332 2005-01-23 Steven Bosscher <stevenb@suse.de>
9334 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9335 tests, instead of `less than'.
9337 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9339 * function.c (assign_parm_setup_block): When creating a new stack slot
9340 for a parameter, get its alignment from the parameter's DECL_ALIGN
9341 rather than the type's TYPE_ALIGN. Make sure that the parameter
9342 is at least word aligned.
9344 2005-01-22 Roger Sayle <roger@eyesopen.com>
9347 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9349 2005-01-22 Richard Henderson <rth@redhat.com>
9352 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9353 in both compare operands.
9354 (movdfcc_1_sse_max): Likewise.
9355 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9356 (movdfcc_1_sse): Likewise.
9357 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9358 scratch register as needed.
9360 2005-01-22 Richard Henderson <rth@redhat.com>
9362 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9364 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9366 2005-01-22 Richard Henderson <rth@redhat.com>
9368 * genopinit.c (optabs): Use smin/smax for floating point too.
9369 * doc/md.texi: Update to match. Clarify that floating point
9370 results are undefined for +0/-0 and NaN.
9371 * doc/rtl.texi: Likewise.
9372 * rtl.def (SMIN, SMAX): Likewise
9373 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9375 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9376 leading 's' to the name.
9377 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9378 smaxxf3, sminxf3): Likewise.
9379 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9382 2005-01-22 Paul Brook <paul@codesourcery.com>
9384 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9386 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9388 * config/s390/s390.c (struct processor_costs): New fields
9389 dlgr, dlr, dr, dsgfr, dsgr.
9390 (z900_cost, z990_cost): Values for new fields.
9391 (s390_rtx_costs): New cases MEM und COMPARE in switch
9392 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9393 DIV, MOD, UDIV, UMOD.
9395 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9397 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9398 into the register being decremented.
9399 ("doloop_si31", "doloop_di"): Likewise.
9400 ("*doloop_si_long"): Adapt pattern.
9402 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9404 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9406 (CLASS_MAX_NREGS): Likewise.
9408 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9410 * doc/tree-ssa.texi (Statement Operands): Add example for new
9411 must-def macro. Note deprecation of old operands interface.
9413 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9415 PR tree-optimization/19484
9416 * tree-cfg.c (remove_fallthru_edge): New function.
9417 (cleanup_control_flow): Remove fallthru edges from calls that are
9418 now known not to return.
9420 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9422 Fix PR tree-optimization/19038
9423 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9424 copies with loop variant ones.
9426 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9428 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9429 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9430 config/alpha/alpha.md, config/alpha/predicates.md,
9431 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9432 config/sparc/sol2.h: Update copyright.
9434 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9435 first label to see if it is a nonlocal label.
9437 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9438 Andrew Pinski <pinskia@physics.uc.edu>
9441 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9442 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9444 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9446 * config/rs6000/rtems.h: Update copyright.
9448 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9451 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9452 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9453 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9455 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9458 * c-typeck.c (convert_arguments): Check for error_mark_node.
9460 2005-01-21 Ian Lance Taylor <ian@airs.com>
9462 PR tree-optimization/13000
9463 * tree-inline.c: Include "tree-flow.h".
9464 (expand_call_inline): If warn_return_type, warn if non-void inline
9465 function falls through.
9466 * tree-cfg.c (execute_warn_function_return): Don't warn about
9467 control reaching end if TREE_NO_WARNING is set. Set
9469 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9471 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9472 branch if we don't need one.
9473 * c-typeck.c: Include "tree-flow.h"
9474 (c_finish_bc_stmt): Don't add a goto if the current statement
9475 list doesn't fall through to the current point.
9477 2005-01-21 Roger Sayle <roger@eyesopen.com>
9479 PR rtl-optimization/576
9480 * real.c (real_arithmetic): Change return type from void to bool
9481 to return an indication that the result may be inexact.
9482 * real.h (real_arithmeric): Update prototype.
9483 * fold-const.c (const_binop): Don't constant fold floating
9484 point expressions when the user specifies -frounding-math and
9485 the result may depend upon the run-time rounding mode.
9486 (fold_convert_const_real_from_real): Clean-up.
9487 (fold_initializer): Ignore flag_rounding_math for initializers.
9488 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9489 constant fold FP operations with flag_rounding_math if the
9490 result may depend upon the run-time rounding mode.
9492 2005-01-21 Tom Tromey <tromey@redhat.com>
9494 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9496 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9498 * tree-cfg.c: Fix comment typos.
9500 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9502 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9503 around the call to rest_of_handle_branch_target_load_optimize.
9505 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9507 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9508 (sparc64-*-openbsd*): Likewise.
9509 (sparclite-*-elf*): Include tm-dwarf2.h.
9510 (sparc86x-*-elf*): Likewise.
9511 (sparc64-*-elf*): Likewise.
9512 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9513 (DBX_DEBUGGING_INFO): Likewise.
9514 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9515 (PREFERRED_DEBUGGING_TYPE): Likewise.
9516 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9517 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9518 (PREFERRED_DEBUGGING_TYPE): Likewise.
9519 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9520 (PREFERRED_DEBUGGING_TYPE): Likewise.
9521 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9523 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9526 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9528 2005-01-20 Paul Brook <paul@codesourcery.com>
9530 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9532 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9534 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9535 label is first in a sequence of labels.
9537 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9539 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9540 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9542 * doc/sourcebuild.texi (Test Directives): New.
9544 2005-01-20 Roger Sayle <roger@eyesopen.com>
9546 * real.c (real_floor): Don't leave the result uninitialized when
9547 mode is VOIDMode, but return the unrounded intermediate value.
9548 (real_ceil): Likewise.
9550 2005-01-20 Paul Brook <paul@codesourcery.com>
9552 * config/arm/arm.md (insv): Use gen_int_mode.
9554 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9556 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9557 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9558 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9559 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9560 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9562 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9565 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9566 fbreg, so we have to assume we can't.
9567 (loc_descriptor_from_tree_1): Ditto.
9568 (containing_function_has_frame_base): New function.
9569 (add_location_or_const_value_attribute): Use it.
9570 Also try to generate a frame_base from a single element location
9573 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9575 PR tree-optimization/15349
9576 * timevar.def (TV_TREE_MERGE_PHI): New.
9577 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9579 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9580 calls to tree_forwarder_block_p.
9581 (remove_forwarder_block_with_phi, merge_phi_nodes,
9582 gate_merge_phi, pass_merge_phi): New.
9583 * tree-optimize.c (init_tree_optimization_passes): Add
9585 * tree-pass.h: Add an extern for pass_merge_phi;
9587 2005-01-20 Richard Henderson <rth@redhat.com>
9590 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9591 (_mm_castps_pd, _mm_castps_si128): New.
9592 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9594 2005-01-20 Richard Henderson <rth@redhat.com>
9597 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9598 __builtin_ia32_vec_init_v2si.
9599 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9600 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9601 (ix86_init_mmx_sse_builtins): Create it.
9602 (ix86_expand_builtin): Expand it.
9603 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9604 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9605 (vec_extractv2si_0, vec_extractv2si_1): New.
9607 2005-01-20 Richard Henderson <rth@redhat.com>
9610 * config/i386/i386.c (ix86_expand_push): New.
9611 * config/i386/mmx.md (push<MMXMODE>1): New.
9612 * config/i386/sse.md (push<SSEMODE>1): New.
9613 * config/i386/i386-protos.h: Update.
9615 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9617 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9620 2005-01-20 Richard Henderson <rth@redhat.com>
9622 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9623 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9625 2005-01-19 Richard Henderson <rth@redhat.com>
9628 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9629 to V4SFmode in SSE1 fallback load path.
9631 2005-01-19 Richard Henderson <rth@redhat.com>
9633 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9634 in QImode expansion to ix86_expand_vector_set.
9635 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9637 2005-01-19 Richard Henderson <rth@redhat.com>
9640 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9641 subclass of the input class.
9642 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9643 Always true for cross-SSE1 classes. Rationalize conditionals.
9644 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9645 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9646 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9647 (movdi_2): Add MMX/SSE zeros.
9648 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9649 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9650 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9651 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9652 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9653 (zero_extendsidi2_rex64_1): Remove.
9654 (MOV0 peephole): Check GENERAL_REG_P.
9656 2005-01-19 Richard Henderson <rth@redhat.com>
9659 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9661 (ix86_expand_vector_extract): Likewise.
9663 2005-01-19 Richard Henderson <rth@redhat.com>
9666 * expr.c (emit_move_change_mode): New argument force; use
9667 simplify_gen_subreg if true.
9668 (emit_move_via_alt_mode): Merge into ...
9669 (emit_move_via_integer): ... here.
9670 (emit_move_ccmode): Use emit_move_change_mode directly.
9672 2005-01-19 Richard Henderson <rth@redhat.com>
9675 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9676 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9677 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9679 (alpha_emit_set_const): Likewise. Make static.
9680 (alpha_emit_set_long_const): Make static.
9681 (alpha_extract_integer): Split out from alpha_expand_mov.
9682 (alpha_split_const_mov): Likewise.
9683 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9684 (alpha_legitimate_constant_p): New.
9685 * config/alpha/alpha-protos.h: Update.
9686 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9687 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9688 * config/alpha/alpha.md (movsi): Add n alternative.
9689 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9690 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9691 (splitters for all of the above): Use alpha_split_const_mov.
9692 * config/alpha/predicates.md (non_add_const_operand): New.
9693 (non_zero_const_operand): New.
9694 (input_operand): Use alpha_legitimate_constant_p after reload.
9696 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9698 PR tree-optimization/19038
9699 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9700 (add_candidate): Add ivs with increment in latch only if
9701 allow_ip_end_pos_p is true.
9702 (determine_iv_cost): Use empty_block_p.
9704 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9706 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9707 (compute_dominance_frontiers): Ditto.
9709 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9712 * config/sh/t-rtems: New.
9713 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9715 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9717 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9718 the offset of the selected field.
9720 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9722 * tree-cfg.c (remove_forwarder_block): Fix the check to
9723 prevent a nonlocal label from appearing in the middle of a
9726 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9728 PR rtl-optimization/19462
9729 * reorg.c (find_end_label): Create return insn only if
9730 current_function_epilogue_delay_list is empty.
9732 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9734 * doc/passes.texi: Remove paragraph mentioning new-ra.
9736 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9738 PR rtl-optimization/15139
9739 * combine.c: Include params.h.
9740 (count_rtxs): New function.
9741 (record_value_for_reg): If replace_rtx would replace at least
9742 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9743 (clobber (const_int 0)) instead of TEM.
9744 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9745 * params.h (MAX_LAST_VALUE_RTL): New.
9746 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9747 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9750 * c-typeck.c (digest_init): Only call build_vector if all constructor
9751 elements are *_CST nodes.
9752 * gimplify.c (gimplify_init_constructor): Likewise.
9755 * c-typeck.c (digest_init): Only call build_vector if inside_init
9758 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9760 * toplev.c (init_asm_output): Remove dead #ifdef.
9762 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9764 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9766 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9768 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9769 accessing DECL_FUNCTION_CODE.
9770 * dojump.c (do_jump): Likewise.
9771 * gimplify.c (gimplify_call_expr): Likewise.
9772 * predict.c (expr_expected_value): Likewise.
9773 (strip_builtin_expect): Likewise.
9774 * tree-inline.c (estimate_num_insns_1): Likewise.
9775 * tree-ssa-loop-im.c (stmt_cost): Likewise
9776 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9777 (tree_expr_nonnegative_p): Likewise.
9779 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9781 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9782 variant of the load_pcrel_sym pattern.
9783 * config/sparc/sparc.md (P macro): Move to the top.
9784 (load_pcrel_sym): Macroize using P.
9785 (save_register_window): Likewise.
9787 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9789 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9792 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9795 * c-typeck.c (build_asm_expr): Strip nops off
9796 input memory operands.
9798 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9800 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9801 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9802 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9803 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9805 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9808 * config/i386/i386.c (override_options): If the 80387 is disabled,
9809 then do not return FP values using FP registers.
9811 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9813 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9814 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9815 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9816 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9817 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9818 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9819 output.h, postreload-gcse.c, postreload.c, recog.c,
9820 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9821 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9822 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9823 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9824 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9825 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9826 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9827 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9829 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9830 config/alpha/alpha.c, config/arm/vfp.md,
9831 config/i386/emmintrin.h, config/i386/i386-modes.def,
9832 config/i386/i386-protos.h, config/i386/i386.h,
9833 config/i386/pmmintrin.h, config/i386/ppro.md,
9834 config/i386/predicates.md, config/i386/xmmintrin.h,
9835 config/i860/i860.c, config/ia64/ia64-modes.def,
9836 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9837 config/ia64/ia64.md, config/ia64/itanium1.md,
9838 config/ia64/itanium2.md, config/ia64/predicates.md,
9839 config/iq2000/iq2000.h, config/mips/linux64.h,
9840 config/rs6000/aix41.h, config/rs6000/aix43.h,
9841 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9842 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9843 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9844 config/sparc/linux64.h, config/sparc/litecoff.h,
9845 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9846 config/sparc/sparc.h, config/sparc/sparc.md,
9847 config/sparc/sysv4-only.h: Update copyright.
9849 2005-01-18 Richard Henderson <rth@redhat.com>
9852 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9854 2005-01-18 Marc Espie <espie@openbsd.org>
9855 * config/i386/openbsdelf.h: Typo.
9857 2005-01-18 Richard Henderson <rth@redhat.com>
9859 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9860 special case for sse.
9861 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9863 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9865 * tree-inline.c (estimate_num_insns_1): Added cases for
9866 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9868 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9870 PR rtl-optimization/19296
9871 * combine.c (simplify_comparison): Rewrite the condition under
9872 which a non-paradoxical SUBREG of a PLUS can be lifted when
9873 compared against a constant.
9875 2005-01-18 Andi Kleen <ak@muc.de>
9877 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9878 * c.opt (-Wpointer-sign): Add.
9879 * doc/invoke.texi: (-Wpointer-sign): Add.
9881 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9883 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9884 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9885 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9886 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9887 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9888 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9889 for TARGET_MIX_SSE_I387.
9890 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9891 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9892 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9893 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9894 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9895 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9896 TARGET_MIX_SSE_I387.
9897 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9900 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9903 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9904 Add movaps alternative for xmm reg->reg move.
9906 2005-01-17 Jeff Law <law@redhat.com>
9908 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9909 at the end of the main DOM loop rather than just before DOM exits.
9911 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9913 PR tree-optimization/19121
9914 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9915 adding aliases to a name tag, also add them to the pointer's
9917 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9918 sensitive alias info at all. Only check that the two pointers
9919 have compatible pointed-to sets.
9920 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9921 a pointer's type tag is a superset of the alias set of the
9924 2005-01-17 James E Wilson <wilson@specifixinc.com>
9927 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9928 comment to document why.
9930 2005-01-17 Richard Henderson <rth@redhat.com>
9932 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9933 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9934 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9935 sse2_vmsminv2df3_finite): New.
9936 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9937 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9938 Force op1 into register.
9940 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9942 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9943 bubblestrap from always rebuilding build directory.
9945 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9947 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9948 ("*cmpmem_short"): Likewise.
9950 2005-01-17 Steven Bosscher <stevenb@suse.de>
9952 * basic-block.h: Document BB_* flags.
9953 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9954 use an sbitmap instead.
9955 * sched-rgn.c (compute_trg_info): Likewise.
9957 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9959 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9960 redundant target_cpu_default and extra_parts lines. Use the default
9962 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9963 (SUBTARGET_EXTRA_SPECS): Delete.
9964 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9965 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9966 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9967 and "n32" for -mabi=n32.
9969 2005-01-17 Ian Lance Taylor <ian@airs.com>
9972 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9973 fold constant variables into initial values.
9975 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9977 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9979 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9980 through the statements backward.
9982 2005-01-17 Ian Lance Taylor <ian@airs.com>
9984 PR middle-end/13127:
9985 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9986 a variable set to the return value of the inlined function.
9988 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9990 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9991 when modes are tieable.
9993 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9995 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9996 of pthread_create to find out if threads are enabled.
9997 * gthr-posix95.h (__gthread_active_p): Likewise.
9999 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10001 * common.opt (-fnew-ra): Remove.
10003 * toplev.h (flag_new_regalloc): Remove.
10004 * Makefile.in (ra*.*): Don't mention.
10005 * passes.c (rest_of_handle_new_regalloc): Remove.
10006 (rest_of_handle_combine, rest_of_compilation): Always consider
10007 flag_new_regalloc as false.
10008 * doc/invoke.texi: Don't document -fnew-ra.
10010 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10012 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10013 last parameter to reg_scan.
10014 * loop.c (loop_optimize): Likewise.
10015 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10016 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10017 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10018 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10019 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10020 * regclass.c (reg_scan): Likewise, for the declaration.
10021 * rtl.h (reg_scan): Likewise, for the prototype.
10023 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10025 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10026 mark_dfs_back_edges.
10028 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10030 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10031 (compute_avail): Uses don't go in tmp_gen.
10033 2005-01-16 Steven Bosscher <stevenb@suse.de>
10035 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10036 loop to look for a free slot in a page entry.
10038 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10041 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10042 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10043 just before targetm.asm_out.file_end.
10044 * tree.h (process_pending_assemble_output_defs): Declare.
10045 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10047 (assemble_alias): Defer generation of assembly code for defines when
10048 TARGET_DEFERRED_OUTPUT_DEFS is true.
10049 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10050 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10051 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10053 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10056 * pa.c (pa_scalar_mode_supported_p): New function.
10057 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10058 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10060 * pa-protos.h (prefetch_operand): Delete.
10061 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10062 * pa.c (prefetch_operand): Delete.
10063 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10064 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10065 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10066 and prefetch_nocc_operand.
10067 * pa.md (prefetch): Rework to avoid reload problems handling short
10068 displacements when a cache control completer needs to be provided.
10069 (prefetch_32, prefetch_64): Delete.
10070 (prefetch_cc, prefetch_nocc): New patterns.
10072 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10074 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10076 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10079 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10080 exceeds maximum alignment for global common data.
10081 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10082 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10084 2004-01-15 Roger Sayle <roger@eyesopen.com>
10086 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10088 2004-01-15 Roger Sayle <roger@eyesopen.com>
10090 * harg-reg-set.h (reg_class_names): Prototype global array.
10091 * regclass.c (reg_class_names): Declare here and initialize to
10093 (dump_regclass): Remove local declaration of reg_class_names.
10094 (regclass): Likewise.
10095 * cfg.c (dump_flow_info): Likewise.
10096 * ra-debug.c (reg_class_names): Likewise.
10097 * regrename.c (reg_class_names): Likewise.
10098 * reload.c (reg_class_names): Likewise.
10099 * reload1.c (spill_failure): Likewise.
10100 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10102 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10104 * config/s390/s390.md ("reload_outti"): Remove predicate for
10105 output operand. Abort if operand is not a MEM.
10106 ("reload_outdi", "reload_outdf"): Likewise.
10108 2005-01-15 Marc Espie <espie@openbsd.org>
10110 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10111 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10112 * config/openbsd.h: Fix C++ includes for native configurations.
10113 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10114 Add trampoline support.
10115 * config/i386/openbsdelf.h: New.
10117 2005-01-15 Marc Espie <espie@openbsd.org>
10119 * collect2.c (main): Explicitly parse -dynamic-linker option.
10121 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10123 PR tree-optimization/19060
10124 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10125 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10126 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10127 and handle extract_range_from_cond returning false.
10128 * fold-const.c (fold): Optimize comparisons with min/max even for
10129 width > HOST_BITS_PER_WIDE_INT.
10131 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10133 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10134 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10135 Remove little endian multilib variants.
10136 Add mips32 multilib variant.
10138 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10140 * explow.c (copy_all_reg, stabilize): Remove.
10141 * expr.h: Remove the corresponding prototypes.
10143 * rtlanal.c (regs_set_between_p): Remove.
10144 * rtl.h: Remove the corresponding prototype.
10146 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10148 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10149 to rs6000_nonimmediate_operand.
10150 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10151 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10152 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10153 rs6000_nonimmediate_operand.
10154 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10155 rs6000_nonimmediate_operand.
10157 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10159 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10161 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10163 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10165 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10166 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10168 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10169 (rs6k_nonimmediate_operand): New.
10170 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10172 (legitimate_lo_sum_address_p): Same.
10173 (rs6000_legitimize_address): Same.
10174 (rs6000_legitimize_reload_address): Same.
10175 (rs6000_legitimate_address): Same.
10176 (spe_build_register_parallel): Pass DF and DC modes in a DI
10179 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10180 to rs6k_nonimmediate_operand.
10182 * config/rs6000/spe.md ("*frob_df_di"): New.
10183 ("*frob_di_df"): New.
10184 ("*frob_di_df_2"): New.
10185 ("*mov_sidf_e500_subreg0"): New.
10186 ("*mov_sidf_e500_subreg4"): New.
10187 ("*movdf_e500_double"): Change predicate to
10188 rs6k_nonimmediate_operand.
10190 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10192 * postreload.c (move2add_note_store): Only call
10193 trunc_int_for_mode on scalar integers.
10195 2005-01-14 Steven Bosscher <stevenb@suse.de>
10197 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10198 replace BB_VISITED uses.
10199 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10200 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10201 (tree_dce_done): Free visited_control_parents.
10202 (perform_tree_ssa_dce): Allocate and clear it.
10203 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10204 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10205 instead of BB_VISITED.
10207 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10209 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10210 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10211 Remove unused prototypes.
10213 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10215 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10216 64-bit register usage.
10217 (spe_func_has_64bit_regs_p): Add FIXME note.
10219 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10221 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10222 flag_finite_math_only with flag_unsafe_math_optimizations.
10224 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10226 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10227 end-of-stack check.
10228 (__tpf_eh_return): Copy TPF private stack area from the module
10229 boundary stack frame. Add check for when module addresses are
10230 equal, but no stub address is found.
10232 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10235 * arm.h (struct machine_function): Add call_via field.
10236 (thumb_call_via_label): Declare.
10237 * arm.c (thumb_call_via_label): New variable.
10238 (thumb_call_reg_needed): New variable.
10239 (arm_output_function_epilogue): For Thumb code, output any per-function
10240 call-indirect trampolines.
10241 (thumb_call_via_reg): New function.
10242 (arm_file_end): New function.
10243 (TARGET_ASM_FILE_END): Call arm_file_end.
10244 (aof_file_end): Likewise.
10245 * arm-protos.h (thumb_call_via_reg): Declare.
10246 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10247 thumb_call_via_reg in normal case.
10249 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10251 PR middle-end/19084
10252 PR rtl-optimization/19348
10253 * recog.c (peephole2_optimize): Do global life update if some peephole
10254 decides it doesn't need at least one of its inputs and that change
10255 influences liveness at the start of the basic block.
10257 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10258 arguments instead of 1.
10260 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10262 PR middle-end/18820
10263 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10264 zero for nested functions needing a static chain or functions
10265 with a non-constant address.
10267 2005-01-13 Roger Sayle <roger@eyesopen.com>
10269 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10270 (and (sign_extend X) C) into (zero_extend (and X C)).
10272 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10274 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10276 2005-01-13 Richard Henderson <rth@redhat.com>
10281 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10282 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10283 not just TARGET_SSE.
10284 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10285 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10286 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10287 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10288 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10289 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10290 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10291 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10292 (movdicc_c_rex64): Rename with '*'.
10293 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10294 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10295 (movsfcc_1_387): Rename from movsfcc_1.
10296 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10297 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10298 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10299 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10300 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10301 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10302 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10303 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10304 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10305 sse_movdfcc_const0_4): Remove.
10306 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10307 recognize min/max early. Update for changed sse cmove patterns.
10308 (ix86_split_sse_movcc): New.
10309 * config/i386/i386-protos.h: Update.
10311 2005-01-13 Steven Bosscher <stevenb@suse.de>
10313 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10314 (fix_stmt_v_may_defs): Likewise.
10316 2005-01-13 Richard Henderson <rth@redhat.com>
10318 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10319 for converting the mask.
10321 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10323 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10326 2005-01-13 Richard Henderson <rth@redhat.com>
10328 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10329 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10330 IX86_BUILTIN_MOVDQ2Q): Remove.
10331 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10332 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10333 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10335 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10336 (sse2_pextrw): Fix immediate constraint.
10337 (sse2_loadq, sse2_loadq_rex64): Remove.
10338 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10339 Use __builtin_ia32_vec_ext_<size>.
10340 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10342 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10344 * function.c (assign_parm_setup_block): Look inside original
10345 entry_parm when inspecting PARALLEL.
10347 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10348 Joel Sherrill <joel@oarcorp.com>
10351 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10352 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10353 rtems_gxx_recursive_mutex_init.
10354 (__gthread_recursive_mutex_lock): New function.
10355 (__gthread_recursive_mutex_trylock): Likewise.
10356 (__gthread_recursive_mutex_unlock): Likewise.
10358 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10360 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10362 2005-01-13 Jan Beulich <jbeulich@novell.com>
10364 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10365 (ashrti3_internal): Indicate output is early clobber. Generate result
10366 into output rather than first input. Use move for low word of output
10367 if shift count is exactly 64.
10368 (lshrti3_internal): Likewise.
10370 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10374 * reload1.c (delete_output_reload): Don't delete an output reload
10375 if the pseudo lives longer than a single basic block. Adjust and
10376 improve wording of comment.
10378 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10381 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10382 of TYPE_SIZE where we mean the number of bytes.
10384 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10386 * function.c (assign_parm_setup_block): Relax condition on
10387 multi-register optimization.
10389 2005-01-12 Nick Clifton <nickc@redhat.com>
10391 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10392 an "in_delay_slot" attribute of "no" to prevent them being used in
10393 delay slots. This is forbidden because they might generate
10396 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10399 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10400 with r->Y and Y->r.
10402 2005-01-12 Nick Clifton <nickc@redhat.com>
10404 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10405 passed on to GAS) but do not define, as GAS no longer supports or
10406 needs the -m2000 option.
10408 2005-01-11 Roger Sayle <roger@eyesopen.com>
10410 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10411 type as args of unprototyped builtins aren't automatically promoted.
10412 (fold_builtin_abs): Likewise.
10414 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10416 * Makefile.in: Set a `build-warn' variable.
10418 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10420 PR tree-optimization/17949
10421 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10422 (find_interesting_uses_address): Use it.
10424 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10426 * regrename.c (kill_value): Handle subreg's that won't simplify.
10428 2005-01-11 Richard Henderson <rth@redhat.com>
10431 * config/i386/i386.h (enum ix86_builtins): Move ...
10432 * config/i386/i386.c: ... here.
10433 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10434 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10435 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10436 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10437 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10438 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10439 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10440 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10441 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10442 IX86_BUILTIN_LOADDDUP): Remove.
10443 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10444 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10445 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10446 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10447 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10448 (ix86_init_builtins): Make static.
10449 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10450 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10451 if all the modes match. Otherwise, fake it.
10452 (get_element_number, ix86_expand_vec_init_builtin,
10453 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10454 (ix86_expand_builtin): Make static. Update for changed builtins.
10455 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10456 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10457 (ix86_expand_vector_init_duplicate): New.
10458 (ix86_expand_vector_init_low_nonzero): New.
10459 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10460 Split out from ix86_expand_vector_init; handle integer modes.
10461 (ix86_expand_vector_init): Use them.
10462 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10463 * config/i386/i386-protos.h: Update.
10464 * config/i386/predicates.md (reg_or_0_operand): New.
10465 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10466 (movv2sf_internal): Likewise. And a splitter to match them all.
10467 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10468 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10469 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10470 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10471 (mmx_pinsrw): Fix operand ordering.
10472 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10473 rather than sse_loadss expander.
10474 (movv2df splitter): Similarly.
10475 (sse_loadss, sse_loadlss): Remove.
10476 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10477 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10478 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10479 (sse3_movddup): Rename with '*'.
10480 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10481 (sse2_loadsd): Remove.
10482 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10483 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10484 (sse2_pinsrw): Fix argument ordering.
10485 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10486 (sse2_stored): Remove 'r' destination.
10487 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10488 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10489 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10490 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10491 vec_extractv16qi, vec_initv16qi): New.
10493 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10494 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10495 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10497 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10498 (_mm_load_si128, _mm_store_si128): Likewise.
10499 (_mm_load1_pd): Use _mm_set1_pd.
10500 (_mm_load_sd): Use _mm_set_sd.
10501 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10502 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10503 (_mm_set_epi64): Use _mm_set_epi64x.
10504 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10505 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10506 _mm_setr_epi8): Use _mm_set_foo form.
10507 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10508 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10509 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10510 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10511 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10512 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10513 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10514 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10515 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10516 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10517 (_mm_movedup_pd): Use _mm_shuffle_pd.
10518 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10519 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10520 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10521 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10522 Use _mm_setzero_ps.
10523 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10524 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10525 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10526 (_mm_store_ps): Use raw dereference.
10527 (_mm_store1_ps): Use _mm_storeu_ps.
10528 (_mm_storer_ps): Use _mm_store_ps.
10529 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10530 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10532 2005-01-11 Stan Shebs <shebs@apple.com>
10534 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10535 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10537 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10540 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10541 Skip all DECLs except for FIELD_DECLs.
10543 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10545 * config/s390/s390.c (override_options): Return error if
10546 -mbackchain, -mpacked-stack and -mhard-float are used together.
10547 (s390_va_start): Remove the backchain && packed-stack special case.
10548 (s390_gimplify_va_arg): Likewise.
10549 * doc/invoke.texi: Remove the ABI incompatibility note.
10551 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10553 * config/s390/s390.c (struct s390_frame_layout): Remove
10555 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10556 save_backchain_p with TARGET_BACKCHAIN.
10558 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10561 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10562 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10563 * function.c (locate_and_pad_parm): Set new field.
10564 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10565 Tweak where_pad test to include "none". Always set mem align for
10567 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10568 not sufficient for type.
10569 (assign_parm_setup_block): If stack_parm is zero on entry, always
10570 make a new stack local. Block move old stack parm if necessary
10571 to new aligned stack local.
10572 (assign_parm_setup_stack): Use a block move to handle
10573 potentially misaligned entry_parm.
10574 (assign_parms_unsplit_complex): Specify required alignment when
10575 creating stack local.
10576 * calls.c (compute_argument_addresses): Override alignment of stack
10577 arg calculated from its type with the alignment given by
10578 FUNCTION_ARG_BOUNDARY.
10579 (store_one_arg): Likewise.
10581 2005-01-11 Jan Beulich <jbeulich@novell.com>
10583 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10584 Change respective itanium_class attribute to ialu.
10585 (shladdp4_internal): New.
10586 * config/ia64/predicates.md (shladd_log2_operand): New.
10588 2005-01-11 Richard Henderson <rth@redhat.com>
10590 * expr.c (store_constructor): Use rtvec_alloc instead of
10591 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10593 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10595 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10597 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10599 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10600 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10601 (TARGET_RWRELOC): Define.
10602 (ia64_rwreloc_section_type_flags): Delete.
10603 (ia64_section_type_flags): New function.
10604 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10605 (TARGET_RWRELOC): Define.
10607 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10610 * config/ia64/ia64.c (process_set): For alloc insn, only call
10611 process_epilogue is !frame_pointer_needed.
10613 2005-01-10 Roger Sayle <roger@eyesopen.com>
10616 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10617 unary operator and can't be treated as a binary/comparison operator.
10619 2005-01-10 Richard Henderson <rth@redhat.com>
10621 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10622 (ix86_return_in_memory): Likewise.
10623 (function_arg_advance): Likewise. Mirror structure in function_arg
10624 for choosing register to advance.
10626 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10628 * tree-vectorizer.c, tree.def: Fix comment typos.
10630 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10632 * config/s390/s390.c (struct processor_costs): 4 new fields:
10633 ddbr, ddr, debr, der.
10634 (s390_rtx_costs): More precise handling of divide instructions.
10636 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10638 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10640 2005-01-10 Jan Beulich <jbeulich@novell.com>
10642 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10643 names resulting from -ffunction-sections/-fdata-sections and linkonce
10645 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10646 based on the section name. Rearrange the section name comparison logic
10647 slightly so that each section name is compared against at most once.
10649 2005-01-10 Ben Elliston <bje@au.ibm.com>
10651 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10652 targets for which -fPIC reduces limitations on the GOT size.
10654 2005-01-09 Falk Hueffner <falk@debian.org>
10656 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10659 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10662 * collect2.c (main): Set aixrtl_flag for -brtl option.
10663 (resolve_lib_name): Search for .so file extension before .a
10664 if aixrtl_flag set.
10666 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10668 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10669 (vect_analyze_data_refs_alignment): Add dump prints.
10671 2005-01-09 Ira Rosen <irar@il.ibm.com>
10673 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10674 expr_invariant_in_loop_p.
10675 Initialize outputs first thing in the function.
10676 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10677 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10678 (vect_analyze_pointer_ref_access): Check that the initial condition of
10679 the access function is loop invariant.
10681 2005-01-09 Richard Henderson <rth@redhat.com>
10683 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10684 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10685 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10686 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10687 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10688 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10689 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10690 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10691 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10692 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10693 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10694 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10695 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10696 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10697 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10698 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10699 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10700 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10701 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10702 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10703 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10704 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10705 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10707 (mmx_clrdi, pavgusb): Remove.
10708 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10709 with leading sse_ prefix.
10710 * config/i386/sse.md: Receive them.
10711 * config/i386/mmx.md: New file.
10712 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10713 (subrv2sf3): Turn into expander for normal subtraction.
10714 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10715 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10716 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10717 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10718 commutative; use ix86_binary_operator_ok.
10719 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10720 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10721 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10722 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10723 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10724 Macroize from existing patterns; use ix86_binary_operator_ok.
10725 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10726 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10727 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10728 with vec_select+vec_concat.
10729 (mmx_pshufw, mmx_pshufw_1): Likewise.
10730 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10731 (mmx_uavgv4hi3): Model correctly.
10732 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10733 _mm_xor_si64): Remove casts.
10735 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10737 PR tree-optimization/19224
10738 * tree-scalar-evolution.c (get_instantiated_value,
10739 set_instantiated_value): New functions.
10740 (instantiate_parameters_1): Cache the results.
10741 (instantiate_parameters, resolve_mixers): Initialize and free
10744 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10746 * config/i386/i386.md (addhi_4): Correct reference in comment.
10749 2005-01-08 Richard Henderson <rth@redhat.com>
10751 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10752 (_mm_cvtsi128_si64x): Likewise.
10753 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10754 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10755 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10756 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10757 * config/i386/i386-protos.h: Update.
10758 * config/i386/i386.c (print_operand): Add 'H'.
10759 (ix86_fixup_binary_operands): Split out from ...
10760 (ix86_expand_binary_operator): ... here.
10761 (ix86_fixup_binary_operands_no_copy): New.
10762 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10763 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10764 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10765 (safe_vector_operand): Use CONST0_RTX.
10766 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10767 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10768 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10769 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10771 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10772 (IX86_BUILTIN_CMPNGESS): New.
10773 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10774 (attr type): Add sselog1.
10775 (attr unit, attr memory): Handle it.
10776 (movti, movti_internal, movti_rex64): Move near other integer moves.
10777 (movtf, movtf_internal): Move near other fp moves.
10778 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10779 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10780 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10781 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10782 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10783 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10784 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10785 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10786 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10787 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10788 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10789 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10790 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10791 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10792 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10793 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10794 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10795 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10796 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10797 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10798 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10799 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10800 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10801 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10802 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10803 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10804 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10805 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10806 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10807 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10808 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10809 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10810 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10811 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10812 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10813 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10814 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10815 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10816 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10817 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10818 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10819 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10820 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10821 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10823 (SSEPUSH, push<SSEPUSH>): Remove.
10824 (MMXPUSH, push<MMXPUSH>): Remove.
10825 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10826 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10827 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10828 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10829 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10830 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10831 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10832 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10833 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10834 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10835 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10836 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10837 (ppro_sse_log_V4SF): Handle sselog1.
10838 * config/i386/predicates.md (const_0_to_1_operand): New.
10839 (const_0_to_255_mul_8_operand): New.
10840 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10841 (const_2_to_3_operand, const_4_to_7_operand): New.
10842 * config/i386/sse.md: New file.
10843 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10844 (sse_movups): Rename from sse_movups_1.
10845 (sse_loadlss): Rename from sse_loadss_1.
10846 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10848 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10849 (absv4sf2, negv2df, absv2df): New.
10850 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10851 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10852 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10853 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10854 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10855 (sse3_addsubv4sf3): Model correctly.
10856 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10857 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10858 (sse_movhlps): Model with vec_select+vec_concat.
10859 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10860 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10861 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10862 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10863 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10864 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10865 sse2_pshufhw_1): Likewise.
10866 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10867 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10868 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10869 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10870 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10871 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10872 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10873 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10874 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10875 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10876 sminv8hi3): Mark commutative
10877 operands. Use ix86_binary_operator_ok.
10878 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10879 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10880 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10881 sse2_punpcklqdq): Allow operand2 in memory.
10882 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10883 sse2_movsd): Add memory alternatives.
10884 (sse_storelps): Turn expander into an insn; split after reload.
10885 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10886 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10888 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10890 * configure.ac (DWARF-2 debug_line): Use objdump.
10891 * configure: Regenerate.
10893 2005-01-08 Jeff Law <law@redhat.com>
10894 Diego Novillo <dnovillo@redhat.com>
10896 PR tree-optimization/18241
10897 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10898 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10899 statements with volatile operands.
10900 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10901 operands after marking a statement with has_volatile_ops.
10903 2005-01-08 Roger Sayle <roger@eyesopen.com>
10905 * tree.c (int_fits_type_p): Always honor integer constant
10906 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10908 2005-01-08 Roger Sayle <roger@eyesopen.com>
10910 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10911 the latent bug in rtl_delete_block has been resolved.
10913 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10915 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10916 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10918 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10920 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10921 library as @multilib_dir@/$(SHLIB_SONAME).
10923 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10925 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10926 * configure: Regenerate.
10928 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10930 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10933 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10936 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10937 Convert non-word aligned offset address using ld/std into
10940 2005-01-07 Richard Henderson <rth@redhat.com>
10942 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10944 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10946 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10948 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10950 PR tree-optimization/19283
10951 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10952 is not shorter than the original type.
10954 PR rtl-optimization/19012
10955 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10957 PR rtl-optimization/18861
10958 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10959 (FULL_STATE): Define.
10960 (mark_tablejump_edge): New function.
10961 (purge_dead_tablejump_edges): New function.
10962 (find_bb_boundaries): Use it.
10964 PR tree-optimization/18828
10965 * builtins.c (expand_builtin_next_arg): Remove argument and all
10966 the argument checking.
10967 (expand_builtin): Adjust caller.
10968 (expand_builtin_va_start): Likewise. Remove error for too many
10970 (fold_builtin_next_arg): Issue error for too many arguments.
10971 After checking arguments, replace them with magic arguments that
10972 prevent further checking of the args.
10974 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10976 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10978 2005-01-06 Roger Sayle <roger@eyesopen.com>
10981 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10982 and %{.S:...} (and their negative variants) to test whether the
10983 input file is assembler or pre-processed-assembler independent of
10984 the actual filename extension.
10986 2005-01-06 Roger Sayle <roger@eyesopen.com>
10988 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10989 of sign or zero extended values.
10991 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10993 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10994 for IBM long double format correctly.
10996 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10998 Fix PR tree-optimization/18792
11000 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11001 to first_loop_depth, and use loop depth instead of loop number.
11002 (build_classic_dir_vector): Ditto.
11003 (compute_data_dependences_for_loop): Use depth, not loop number.
11004 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11005 number. Pass in loops, instead of loop numbers.
11006 (gather_interchange_stats): Ditto.
11007 (linear_transform_loops): Ditto.
11009 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11012 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11013 biv_fits_mode_p, extension_within_bounds_p): New functions.
11014 (check_ext_dependent_givs): Use them.
11016 2005-01-06 Roger Sayle <roger@eyesopen.com>
11018 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11019 more than one barrier, in which case we should delete them all.
11021 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11023 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11025 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11027 Fix PR middle-end/19286
11029 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11030 output this subprogram, simply ignore this attempt to do it again.
11031 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11032 origin attribute if it's not possible.
11033 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11034 (decls_for_scope): Ditto.
11035 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11036 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11038 2005-01-05 Richard Henderson <rth@redhat.com>
11041 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11042 (bdesc_2arg): Use it.
11043 (ix86_expand_binop_builtin): Force operands into registers
11045 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11046 ix86_expand_sse_compare, ix86_expand_sse_comi,
11047 ix86_expand_builtin): Likewise.
11049 2005-01-05 Richard Henderson <rth@redhat.com>
11051 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11053 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11054 (mulv4hi3): Set itanium_class mmmul.
11055 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11056 (fpack): Rename from fpack_sfsf.
11058 2005-01-05 Richard Henderson <rth@redhat.com>
11061 * reload1.c (do_input_reload): Restrict the optimization deleteing
11062 a previous output reload to RELOAD_FOR_INPUT.
11064 2005-01-05 Steven Bosscher <stevenb@suse.de>
11066 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11067 comment that we fall through after case.
11068 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11069 (distribute_links): Likewise.
11070 * cse.c (cse_insn): Likewise.
11071 * cselib.c (cselib_invalidate_mem): Likewise.
11072 * df.c: Update comments at the top of the file.
11073 (read_modify_subreg_p): Update comments here too.
11074 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11075 * flow.c (mark_set_1): Likewise.
11076 (mark_used_regs): Likewise.
11077 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11078 (canon_list_insert): Likewise.
11079 (mark_set): Likewise.
11080 (try_replace_reg): Likewise.
11081 (store_killed_in_insn): Likewise.
11082 * loop.c (count_one_set): Likewise.
11083 (basic_induction_var): Likewise.
11084 * postreload-gcse.c (find_mem_conflicts): Likewise.
11085 * postreload.c (reload_combine_note_store): Likewise.
11086 (move2add_note_store): Likewise.
11087 * reload.c (find_equiv_reg): Likewise.
11088 (mark_referenced_resources): Likewise.
11089 * rtlanal.c (set_noop_p): Likewise.
11090 (note_stores): Likewise.
11091 (note_uses): Likewise.
11092 * sched-deps.c (sched_analyze_1): Likewise.
11093 * sched-rgn.c (check_live_1): Likewise.
11094 (update_live_1): Likewise.
11095 * config/i860/i860.c: Likewise.
11097 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11099 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11101 * doc/rtl.texi: Update documentation for bit-fields and SET.
11103 2005-01-05 Roger Sayle <roger@eyesopen.com>
11105 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11107 2005-01-05 Jan Hubicka <jh@suse.cz>
11108 Richard Henderson <rth@redhat.com>
11111 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11114 2005-01-05 Richard Henderson <rth@redhat.com>
11117 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11118 (sse_shufps): Change operand 3 to const_int_operand.
11119 (sse2_storelps): Fix typo in template.
11120 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11121 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11122 (ix86_expand_builtin): Likewise.
11124 2005-01-05 Julian Brown <julian@codesourcery.com>
11126 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11127 as aggregates for AAPCS ABIs.
11129 2005-01-05 Stan Shebs <shebs@apple.com>
11131 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11132 Mach-O getters if ppc64.
11133 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11135 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11136 signed four-byte field for global code case.
11137 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11139 2005-01-05 Roger Sayle <roger@eyesopen.com>
11141 PR middle-end/19100
11142 * c-common.c: Include real.h.
11143 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11144 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11145 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11146 * Makefile.in (c-common.o): Update dependencies.
11148 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11150 * c-parse.in (asm_string): Add trailing semicolon.
11152 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11154 * c-parse.in (asm_string): New. Don't allow wide strings in
11156 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11157 asm_string instead of STRING.
11159 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11161 * c-typeck.c (constructor_no_implicit): Remove.
11162 (set_designator, process_init_element): Don't check
11163 constructor_no_implicit.
11165 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11166 Kaz Kojima <kkojima@gcc.gnu.org>
11169 * lcm.c (create_pre_exit): New.
11170 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11171 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11173 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11175 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11176 -msoft-float in target_float_switch.
11177 * arm.c (arm_override_options): Fix processing of target_float_switch.
11179 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11181 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11184 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11186 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11187 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11189 2005-01-04 Roger Sayle <roger@eyesopen.com>
11191 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11192 if deleting the then-block allows the test-block to fallthru to the
11195 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11198 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11199 after the full declaration if the are in two different TUs.
11201 2005-01-04 Richard Henderson <rth@redhat.com>
11204 * tree-sra.c (generate_one_element_init): Just
11205 call gimplify_and_add.
11206 (generate_element_init): Record the
11207 new referenced variables and mark them for renaming
11208 and split out to ...
11209 (generate_element_init_1): This.
11210 (scalarize_init): Don't call push_gimplify_context/
11211 pop_gimplify_context.
11213 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11215 * toplev.c (get_src_pwd): Handle failure of getpwd().
11217 2005-01-04 Roger Sayle <roger@eyesopen.com>
11219 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11221 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11222 all the cases handled by it are inverted by invert_truthvalue.
11224 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11226 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11227 (save_register_windowsi): Likewise.
11229 2005-01-04 Richard Henderson <rth@redhat.com>
11231 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11233 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11235 PR middle-end/17767
11236 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11237 any simplifications of vector mode comparison operators.
11238 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11240 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11241 Devang Patel <dpatel@apple.com>
11243 PR tree-optimization/18308
11244 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11245 the operands before creating a new expression.
11246 * dojump.c (do_jump): Make drop_through_label available
11247 for all cases. Add expansion of COND_EXPR.
11249 2005-01-04 Ira Rosen <irar@il.ibm.com>
11251 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11252 INTEGER_CST instead of TREE_CONSTANT.
11253 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11254 instead of TREE_CONSTANT.
11255 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11256 instead of TREE_CONSTANT.
11258 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11260 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11262 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11265 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11266 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11268 2005-01-03 Richard Henderson <rth@redhat.com>
11270 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11271 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11272 fold_convert_const_real_from_real): Split out from ...
11273 (fold_convert_const): ... here.
11275 2005-01-03 Richard Henderson <rth@redhat.com>
11278 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11279 (mov<MMXMODEI>_internal): Likewise.
11280 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11281 Add V2SF case; use it for SSE1; don't use TI.
11282 (movdf_integer): Likewise.
11283 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11285 2005-01-03 Ira Rosen <irar@il.ibm.com>
11287 * tree-vectorizer.c (vect_strip_conversions): New function.
11288 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11289 check for binary class.
11291 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11295 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11297 * gimple-low.c (mark_blocks_with_used_vars): New function.
11298 (mark_blocks_with_used_subblocks): Ditto.
11299 (mark_used_blocks): Ditto.
11300 (pass_mark_used_blocks): New pass.
11301 * tree-inline.c: Include debug.h.
11302 (expand_call_inline): Call outlining_inline_function here.
11303 * tree-optimize.c (init_tree_optimization_passes): Add
11304 pass_mark_used_blocks.
11305 * tree-pass.h (pass_mark_used_blocks): New.
11306 * Makefile.in (tree-inline.o): Add debug.h dependency.
11308 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11310 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11311 VAR_DECLs to have weak_import attribute.
11313 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11316 2004-01-03 Steven Bosscher <stevenb@suse.de>
11318 * passes.c (rest_of_compilation): Don't run regmove if only
11319 flag_expensive_optimizations, require flag_regmove instead.
11321 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11323 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11325 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11326 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11327 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11328 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11330 2005-01-03 Richard Henderson <rth@redhat.com>
11332 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11333 (ia64_const_ok_for_letter_p): New.
11334 (ia64_const_double_ok_for_letter_p): New.
11335 (ia64_extra_constraint): New.
11336 (ia64_expand_vecint_compare): New.
11337 (ia64_expand_vcondu_v2si): New.
11338 (ia64_expand_vecint_cmov): New.
11339 (ia64_expand_vecint_minmax): New.
11340 (ia64_print_operand): Add 'v'.
11341 (ia64_preferred_reload_class): New.
11342 (ia64_vector_mode_supported_p): New.
11343 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11344 (PREFERRED_RELOAD_CLASS): Move to function.
11345 (CONST_OK_FOR_LETTER_P): Move to function.
11346 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11347 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11348 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11349 (EXTRA_CONSTRAINT): Move to function.
11350 * config/ia64/ia64.md: Include vect.md.
11351 (itanium_class): Add mmalua.
11353 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11355 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11356 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11358 (const_int_2bit_operand): New.
11359 (fr_reg_or_0_operand): New.
11360 * config/ia64/ia64-modes.def: Add vector modes.
11361 * config/ia64/ia64-protos.h: Update.
11362 * config/ia64/vect.md: New file.
11364 2005-01-03 Richard Henderson <rth@redhat.com>
11366 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11368 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11371 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11373 (log1pdf2): Change mode of operands[0,1] to DFmode.
11375 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11377 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11378 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11379 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11380 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11381 SPARC_RELAXED_ORDERING.
11383 2005-01-03 Richard Henderson <rth@redhat.com>
11384 Uros Bizjak <uros@kss-loka.si>
11387 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11388 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11389 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11391 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11392 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11393 const_pow2_1_to_128_operand): New predicates.
11395 2005-01-02 Greg McGary <greg@mcgary.org>
11397 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11399 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11400 object. [ptr_type]: Remove unused variable.
11401 Remember nearest addressable array-element or record-component
11402 when checking bitfield components. Tolerate empty BIND_EXPR.
11404 2005-01-01 Richard Henderson <rth@redhat.com>
11406 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11407 that don't narrow the value. Fail for other conversions.
11409 2005-01-01 Richard Henderson <rth@redhat.com>
11412 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11413 * c-lang.c (finish_file): Don't do it here.
11414 * objc/objc-act.c (objc_finish_file): Likewise.
11416 * cgraph.c (decl_assembler_name_equal): New.
11417 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11418 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11419 * cgraph.h (struct cgraph_varpool_node): Add next.
11420 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11421 * varasm.c (assemble_alias): Mark the target as needed.
11423 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11425 PR middle-end/19221
11426 * function.c (get_arg_pointer_save_area): Use entry_of_function
11427 instead of get_insns.
11429 2005-01-01 Roger Sayle <roger@eyesopen.com>
11430 Andrew Pinski <pinskia@physics.uc.edu>
11431 James E. Wilson <wilson@specifixinc.com>
11433 PR rtl-optimization/12092
11434 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11437 2005-01-01 Roger Sayle <roger@eyesopen.com>
11438 Olivier Hainque <hainque@act-europe.fr>
11440 * tree.c (int_fits_type_p): A narrower type always fits in a
11441 wider one, except for negative values into unsigned types.
11443 2005-01-01 Roger Sayle <roger@eyesopen.com>
11445 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11446 with the original constant rather than require TREE_OVERFLOW.
11448 2005-01-01 Steven Bosscher <stevenb@suse.de>
11450 PR middle-end/17544
11451 * c-decl.c (finish_function): If compiling C99, annotate the
11452 compiler generated return with the current file name and line 0.
11453 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11454 the source line is greater than 0.
11455 (remove_bb): Likewise.