1 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
3 * config/s390/s390.h (s390_tune_string, s390_arch_string)
4 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
5 (s390_stack_size_string, s390_stack_guard_string, target_flags)
6 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
7 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
8 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
9 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
10 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
11 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
12 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
13 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
14 (TARGET_HANDLE_OPTION): Likewise.
15 (s390_tune): Initialize to PROCESSOR_max.
16 (s390_arch_string): Make static.
17 (s390_tune_string, s390_warn_framesize_string): Delete.
18 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
19 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
20 (s390_handle_arch_option, s390_handle_option): New functions.
21 (override_options): Remove parsing of option strings.
22 * config/s390/s390.opt: New file.
24 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
26 * tree-complex.c (expand_vector_operations): Call
27 update_stmt_if_modified.
29 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
31 * tree-vect-analyze (vect_determine_vectorization_factor):
32 Do not use GET_MODE_NUNITS.
33 * tree-vect-transform.c (vect_get_vec_def_for_operand,
34 (vectorizable_load, vect_transform_loop): Likewise.
36 2005-04-11 Uros Bizjak <uros@kss-loka.si>
38 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
39 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
40 * optabs.h (enum optab_index): Add new OTI_lceil.
41 (lceil_optab): Define corresponding macro.
42 * optabs.c (init_optabs): Initialize lceil_optab.
43 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
44 and lceildi2 patterns.
45 * builtins.c (expand_builtin_int_roundingfn): Handle
46 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
47 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
48 BUILT_IN_LLCEIL{,F,L}.
49 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
50 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
51 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
52 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
53 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
54 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
55 into lceil built-in function and (long long int)ceil{,f,l} into
56 llceil built-in function.
57 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
60 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
62 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
65 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
67 * config/arm/arm.c: Fix a comment typo.
68 * doc/tree-ssa.texi: Fix a typo.
70 2005-04-10 Steven Bosscher <stevenb@suse.de>
72 * cselib.c (clear_table): Rename to cselib_clear_table.
73 * cselib.h (cselib_clear_table): Add prototype.
74 * gcse.c (gcse_main): Make 'f' argument unused.
75 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
76 of each basic block instead.
77 (compute_sets, compute_hash_table_work): Likewise.
78 (constprop_register): Change int 'alter_jumps' argument to bool.
79 (do_local_cprop): Likewise.
80 (local_cprop_pass): Likewise. Also walk basic blocks instead of
81 the insn chain. Explicitly clear the cselib tables after finishing
82 one basic block. Make sure there are no unterminated libcall blocks.
83 Update compute_sets call.
84 (cprop): Walk basic blocks instead of the insn chain.
85 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
87 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
90 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
92 * combine.c (combine_simplify_rtx): Remove a transformation that
93 relies on an invalid assumption about rtl sign-extension semantics.
95 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
97 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
98 to build_int_cst_wide.
100 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
103 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
104 set the original address pseudo to the correct value before the
105 original insn, if possible, and leave the insn alone, otherwise
106 create a new pseudo, set it and replace it in the insn.
107 * recog.c (validate_change_maybe_volatile): New.
108 * recog.h (validate_change_maybe_volatile): Declare.
110 2005-04-09 Caroline Tice <ctice@apple.com>
112 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
113 Remove targetm.have_named_sections test.
114 (fix_edges_for_rarely_executed_code): Likewise.
115 (insert_section_boundary_note): Likewise.
116 (reorder_basic_blocks): Check partitioning flag before calling
117 verify_hot_cold_block_grouping.
118 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
119 the function struct rather than global variables.
120 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
121 (COLD_END_LABEL): Likewise
122 (cold_text_section_label): New static global variable.
123 (cold_end_label): Likewise.
124 (dwarf2out_switch_text_section): Get hot/cold section labels from
125 the function struct rather than global variables.
126 (output_aranges): Use cold_text_section_label and cold_end_label;
127 check partitioning flag before putting out delta.
128 (output_ranges): Remove incorrect code attempting to use
130 (output_line_info): Get cold section label from function struct.
131 (add_location_or_const_value_attribute): Likewise.
132 (get_subprogram_die): Get hot/cold section labels from function struct.
133 (dwarf2out_var_location): Likewise.
134 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
135 write out cold_text_section_label if partition flag is set.
136 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
137 * function.h (struct function): Add new fields to point to hot/cold
138 section labels: hot_section_label, cold_section_label,
139 hot_section_end_label and cold_section_end_label; also add new field
140 for cold text section name, unlikely_text_section_name.
141 * opts.c (decode_options): Turn off partitioning flag if
142 !targetm.have_named_sections.
143 * output.h (hot_section_label): Remove.
144 (hot_section_end_label): Remove.
145 (cold_section_end_label): Remove.
146 (unlikely_section_label): Remove.
147 (unlikely_text_section_name): Remove.
148 * passes.c (rest_of_handle_final): Remove code that frees
149 unlikely_text_section_name.
150 * varasm.c (unlikely_section_label): Remove.
151 (hot_section_label): Remove.
152 (hot_section_end_label): Remove.
153 (cold_section_end_label): Remove.
154 (unlikely_text_section_name): Remove.
155 (initialize_cold_section_name): Modify to call
156 targetm.strip_name_encoding; to store cold section name in current
157 function struct, if it exists; and to only use the decl_section_name
158 if flag_named_sections is true.
159 (unlikely_text_section): Modify to get section name out of current
160 function struct, if there is one; otherwise build it from
161 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
162 (in_unlikely_text_section): Likewise.
163 (named_section): Modify to get/put cold section name in current function
164 struct, if there is one.
165 (function_section): Change 'bool unlikely' to 'int reloc'; check
166 targetm.have_named_sections before calling named_section.
167 (current_function_section): Likewise.
168 (assemble_start_function): Modify to get/put unlikely_text_section_name
169 in current function struct; modify to get hot/cold section labels
170 from function struct; initialize labels using
171 ASM_GENERATE_INTERNAL_LABEL;
172 test partitioning flag before writing out hot section label.
173 (assemble_end_function): Test partitioning flag before writing out
174 hot/cold section labels.
175 (default_section_type_flags_1): Modify to use array instead of
176 char* for unlikely_text_section_name; set flags correctly for
177 cold text section if there is not a current function decl.
179 2005-04-09 Jakub Jelinek <jakub@redhat.com>
181 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
182 and TI_VA_LIST_FPR_COUNTER_FIELD.
183 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
184 * tree-pass.h (pass_stdarg): Add.
185 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
186 * tree-stdarg.c: New file.
187 * tree-stdarg.h: New file.
188 * Makefile.in (OBJS-common): Add tree-stdarg.o.
189 (tree-stdarg.o): Add dependencies.
190 * function.h (struct function): Add va_list_gpr_size and
191 va_list_fpr_size fields.
192 * function.c (allocate_struct_function): Initialize them.
193 * target.h (struct gcc_target): Add stdarg_optimize_hook.
194 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
195 (TARGET_INITIALIZER): Add it.
197 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
198 va_list_{g,f}pr_counter_field.
199 (ix86_setup_incoming_varargs): Don't do anything if reg_save
200 area will not be used. Only save registers that tree-stdarg.c
201 detected they need saving.
202 (ix86_va_start): Don't set up fields that won't be used.
204 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
205 va_list_{g,f}pr_counter_field.
206 (setup_incoming_varargs): Don't do anything if reg_save
207 area will not be used. Only save registers that tree-stdarg.c
208 detected they need saving.
209 (rs6000_va_start): Don't set up fields that won't be used.
211 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
212 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
213 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
214 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
216 2005-04-09 Jakub Jelinek <jakub@redhat.com>
219 * config/i386/i386.c (construct_container): Pass empty aligned
220 struct, union or class in memory.
222 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
224 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
225 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
226 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
227 config/rs6000/predicates.md: Fix comment typos.
229 * sched-int.h (haifa_insn_data): Remove blockage and units.
230 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
231 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
232 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
234 2005-04-09 Jan Hubicka <jh@suse.cz>
235 Steven Bosscher <stevenb@suse.de>
237 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
238 * cfgloop.c (get_loop_exit_edges): Likewise.
239 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
241 * loop-unroll.c (analyze_insns_in_loop): Likewise.
242 * tree-cfg.c (dump_cfg_status): Likewise.
244 2005-04-09 David Edelsohn <edelsohn@gnu.org>
246 * config/rs6000/predicates.md (altivec_register_operand): Remove
247 redundant match_code test.
248 (gpc_reg_operand): Same.
249 (cc_reg_operand): Same.
250 (cc_reg_not_cr0_operand): Same.
252 2005-04-09 Jan Hubicka <jh@suse.cz>
254 Forgotten hunk from my last merge patch:
255 * final.c (output_addr_const): Do not call mark_referenced.
257 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
259 * doc/tree-ssa.texi: Add immediate use documentation.
261 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
263 * arm.c (FL_WBUF): Define.
264 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
265 (arm_is_6_or_7): Delete.
266 (arm_tune_wbuf): New.
267 (arm_override_options): Set arm_tune_wbuf.
268 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
269 (arm_is_6_or_7): Delete declaration.
270 (arm_tune_wbuf): New declartion.
271 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
272 (model_wbuf): Derive from arm_tune_wbuf.
273 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
274 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
275 (arm740t): Mark CPUs as having a write buffer.
277 2005-04-09 Uros Bizjak <uros@kss-loka.si>
279 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
280 of 'const_double_operand' in operand 2 constraints. Update enable
283 2005-04-09 Uros Bizjak <uros@kss-loka.si>
285 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
286 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
287 * optabs.h (enum optab_index): Add new OTI_lfloor.
288 (lfloor_optab): Define corresponding macro.
289 * optabs.c (init_optabs): Initialize lfloor_optab.
290 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
291 and lfloordi2 patterns.
292 * builtins.c (expand_builtin_int_roundingfn): New prototype.
293 (expand_builtin_int_roundingfn): New function.
294 (fold_builtin_int_roundingfn): New prototype.
295 (fold_builtin_int_roundingfn): New function, renamed from
297 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
298 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
299 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
300 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
301 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
302 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
303 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
304 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
305 into lfloor built-in function and (long long int)floor{,f,l} into
306 llfloor built-in function.
307 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
310 2005-04-08 Ian Lance Taylor <ian@airs.com>
312 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
313 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
314 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
315 (DO_COND, DO_BODY): Likewise.
316 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
317 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
318 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
319 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
320 (build_continue_stmt, build_break_stmt): Don't declare.
321 (c_do_switch_warnings): Update declaration.
322 * c-gimplify.c (enum bc_t): Remove.
323 (struct c_gimplify_ctx, ctxp): Remove.
324 (push_context, pop_context): Remove static functions.
325 (c_genericize): Don't call push_context or pop_context.
326 (begin_bc_block, finish_bc_block): Remove static functions.
327 (build_bc_goto): Likewise.
328 (gimplify_c_loop): Likewise.
329 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
330 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
331 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
332 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
333 * c-common.c (c_do_switch_warnings): Rename from
334 c_do_switch_warnings_1.
335 (c_do_switch_warnings) [old version]: Remove.
336 (c_do_switch_expr_warnings): Remove.
337 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
338 function instead of c_do_switch_expr_warnings.
339 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
340 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
341 * c-pretty-print.c (pp_c_statement): Likewise.
342 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
344 2005-04-08 Diego Novillo <dnovillo@redhat.com>
346 Merge from tree-cleanup-branch: VRP, store CCP, store
347 copy-prop, incremental SSA updating of FUD chains and
348 newly exposed symbols.
350 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
351 (OBJS-common): Add tree-vrp.o.
352 (tree-vrp.o): New rule.
353 * basic-block.h (nearest_common_dominator_for_set): Declare.
354 * common.opt (ftree-store-ccp): New flag.
355 (ftree-copy-prop): New flag.
356 (ftree-vrp): New flag.
357 (ftree-store-copy-prop): New flag.
358 * dominance.c (nearest_common_dominator_for_set): New.
359 * domwalk.c (walk_dominator_tree): Only traverse
360 statements in blocks marked in walk_data->interesting_blocks.
361 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
362 * fold-const.c (fold): Handle ASSERT_EXPR.
363 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
364 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
365 flag_tree_vrp at -O2.
366 * timevar.def (TV_TREE_VRP): Define.
367 (TV_TREE_COPY_PROP): Define.
368 (TV_TREE_STORE_COPY_PROP): Define.
369 (TV_TREE_SSA_INCREMENTAL): Define.
370 (TV_TREE_STORE_CCP): Define.
371 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
372 to kill_redundant_phi_nodes from comment.
373 (verify_expr): Handle ASSERT_EXPR.
374 * tree-dfa.c (mark_new_vars_to_rename): Remove second
375 argument. Update all users.
376 (mark_call_clobbered_vars_to_rename): Remove. Update all
378 * tree-flow-inline.h (unmodifiable_var_p): New.
379 * tree-flow.h (enum value_range_type): Declare.
380 (struct value_range_def): Declare.
381 (value_range): Declare.
382 (remove_all_phi_nodes_for): Remove. Update all users.
383 (find_phi_node_for): Declare.
384 (add_type_alias): Declare.
385 (count_uses_and_derefs): Declare.
386 (kill_redundant_phi_nodes): Remove.
387 (rewrite_into_ssa): Remove.
388 (rewrite_def_def_chains): Remove.
389 (update_ssa, register_new_name_mapping, create_new_def_for,
390 need_ssa_update_p, name_registered_for_update_p,
391 release_ssa_name_after_update_ssa, dump_repl_tbl,
392 debug_repl_tbl, dump_names_replaced_by,
393 debug_names_replaced_by, mark_sym_for_renaming,
394 mark_set_for_renaming, get_current_def, set_current_def,
395 get_value_range, dump_value_range, debug_value_range,
396 dump_all_value_ranges, debug_all_value_ranges,
397 expr_computes_nonzero, loop_depth_of_name,
398 unmodifiable_var_p): Declare.
399 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
401 * tree-into-ssa.c (block_defs_stack): Update comment.
402 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
403 syms_to_rename, names_to_release, repl_tbl,
404 need_to_initialize_update_ssa_p, need_to_update_vops_p,
405 need_to_replace_names_p): New locals.
406 (NAME_SETS_GROWTH_FACTOR): Define.
407 (struct repl_map_d): Declare.
408 (struct mark_def_sites_global_data): Add field
410 (enum rewrite_mode): Declare.
411 (REGISTER_DEFS_IN_THIS_STMT): Define.
412 (compute_global_livein): Use last_basic_block instead of
414 (set_def_block): Remove last argument. Update all callers.
415 (prepare_use_operand_for_rename): Remove. Update all callers.
416 (prepare_def_operand_for_rename): Remove. Update all callers.
417 (symbol_marked_for_renaming): New.
420 (repl_map_hash): New.
422 (repl_map_free): New.
423 (names_replaced_by): New.
424 (add_to_repl_tbl): New.
425 (add_new_name_mapping): New.
426 (mark_def_sites): Assume that all the operands in the
427 statement are in normal form.
428 (find_idf): Assert that the block in the stack is valid.
429 (get_default_def_for): New.
430 (insert_phi_nodes_for): Add new argument 'update_p'.
432 If update_p is true, add a new mapping between the LHS of
433 each new PHI and the name that it replaces.
434 (insert_phi_nodes_1): Only call find_idf if needed.
435 (get_reaching_def): Call get_default_def_for.
436 (rewrite_operand): Remove.
437 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
438 and REWRITE_THIS_STMT are false.
439 Assume that all the operands in the statement are in
441 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
442 (rewrite_virtual_phi_arguments): Remove.
443 (invalidate_name_tags): Remove.
444 (register_new_update_single, register_new_update_set,
445 rewrite_update_init_block, replace_use,
446 rewrite_update_fini_block, rewrite_update_stmt,
447 rewrite_update_phi_arguments): New.
448 rewrite_blocks): Remove argument 'fix_virtual_phis'.
449 Add arguments 'entry', 'what' and 'blocks'.
450 Initialize the dominator walker according to 'what' and
452 Start the dominator walk at 'entry'.
453 (mark_def_site_blocks): Add argument 'interesting_blocks'.
454 Use it to configure the dominator walker.
455 (rewrite_into_ssa): Remove argument 'all'.
457 (rewrite_all_into_ssa): Remove.
458 (rewrite_def_def_chains): Remove.
459 (mark_def_interesting, mark_use_interesting,
460 prepare_phi_args_for_update, prepare_block_for_update,
461 prepare_def_site_for, prepare_def_sites,
462 dump_names_replaced_by, debug_names_replaced_by,
463 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
464 delete_update_ssa, create_new_def_for,
465 register_new_name_mapping, mark_sym_for_renaming,
466 mark_set_for_renaming, need_ssa_update_p,
467 name_registered_for_update_p, ssa_names_to_replace,
468 release_ssa_name_after_update_ssa,
469 insert_updated_phi_nodes_for, update_ssa): New.
470 * tree-loop-linear.c (linear_transform_loops): Call
471 update_ssa instead of rewrite_into_ssa.
472 * tree-optimize.c (vars_to_rename): Remove.
474 (init_tree_optimization_passes): Replace
475 pass_redundant_phi with pass_copy_prop.
477 Replace pass_ccp with pass_store_ccp.
478 Add pass_store_copy_prop after pass_store_ccp.
479 (execute_todo): If the TODO_ flags don't include updating
480 the SSA form, assert that it does not need to be updated.
481 Call update_ssa instead of rewrite_into_ssa and
482 rewrite_def_def_chains.
483 If TODO_verify_loops is set, call verify_loop_closed_ssa.
484 (tree_rest_of_compilation):
485 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
486 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
487 TODO_cleanup_cfg): Renumber.
488 (TODO_verify_loops, TODO_update_ssa,
489 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
490 TODO_update_ssa_only_virtuals): Define.
491 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
493 * tree-phinodes.c (make_phi_node): Update documentation.
494 (remove_all_phi_nodes_for): Remove.
495 (find_phi_node_for): New.
496 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
497 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
498 (interpret_rhs_modify_expr): Likewise.
499 * tree-sra.c (decide_instantiations): Mark all symbols in
500 SRA_CANDIDATES for renaming.
501 (mark_all_v_defs_1): Rename from mark_all_v_defs.
502 (mark_all_v_defs): New function. Update all users to call it
503 with the whole list of scalarized statements, not just the
505 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
506 (compute_flow_insensitive_aliasing): If the tag is
507 unmodifiable and the variable isn't or vice-versa, don't
508 make them alias of each other.
509 (setup_pointers_and_addressables): If the type tag for
510 VAR is about to change, mark the old one for renaming.
511 (add_type_alias): New.
512 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
513 (ccp_lattice_t): Rename from latticevalue.
514 (value): Remove. Update all users.
515 (const_val): New local variable.
516 (do_store_ccp): New local variable.
517 (dump_lattice_value): Handle UNINITIALIZED.
518 (debug_lattice_value): New.
519 (get_default_value): Re-write.
520 (set_lattice_value): Re-write.
521 (def_to_varying): Remove. Update all users.
522 (likely_value): Return VARYING for statements that make
523 stores when STORE_CCP is false.
524 Return VARYING for any statement other than MODIFY_EXPR,
525 COND_EXPR and SWITCH_EXPR.
526 (ccp_initialize): Re-write.
527 (replace_uses_in, replace_vuse_in, substitute_and_fold):
528 Move to tree-ssa-propagate.c.
529 (ccp_lattice_meet): Handle memory stores when
530 DO_STORE_CCP is true.
531 (ccp_visit_phi_node): Likewise.
532 (ccp_fold): Likewise.
533 (evaluate_stmt): Likewise.
534 (visit_assignment): Likewise.
535 (ccp_visit_stmt): Likewise.
536 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
540 (do_ssa_store_ccp): New.
541 (gate_store_ccp): New.
542 (pass_store_ccp): Declare.
543 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
544 (may_propagate_copy): Reformat.
545 Don't abort if ORIG is a virtual and DEST isn't.
546 If NEW does not have alias information but DEST does,
548 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
549 copy_prop_kind, which_copy_prop): Declare.
550 (stmt_may_generate_copy, get_copy_of_val,
551 get_last_copy_of, set_copy_of_val, dump_copy_of,
552 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
553 copy_prop_visit_stmt, copy_prop_visit_phi_node,
554 init_copy_prop, fini_copy_prop, execute_copy_prop,
555 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
556 store_copy_prop): New.
557 (pass_copy_prop, pass_store_copy_prop): Declare.
558 * tree-ssa-dom.c (struct opt_stats_d): Add fields
559 'num_const_prop' and 'num_copy_prop'.
560 (cprop_operand): Update them.
561 (dump_dominator_optimization_stats): Dump them.
562 (tree_ssa_dominator_optimize): Call update_ssa instead of
564 (loop_depth_of_name): Declare extern.
565 (simplify_cond_and_lookup_avail_expr): Guard against NULL
566 values for LOW or HIGH.
567 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
568 (record_equivalences_from_stmt): Call expr_computes_nonzero.
569 (cprop_operand): Only propagate if VAL != OP.
570 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
571 statement for renaming.
572 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
573 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
574 add_type_alias if necessary.
575 Call mark_new_vars_to_rename.
576 (tree_ssa_iv_optimize): If new symbols need to be renamed,
577 mark every statement updated, call update_ssa and
578 rewrite_into_loop_closed_ssa.
579 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
580 from LIVEIN if VAR is a virtual.
581 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
582 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
583 (get_call_expr_operands): Reformat statement.
584 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
586 * tree-ssa-propagate.c (ssa_prop_init): Initialize
587 SSA_NAME_VALUE for every name.
588 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
589 get_value_loaded_by): New.
590 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
591 substitute_and_fold): Move from tree-ssa-ccp.c.
592 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
593 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
594 get_value_loaded_by, replace_uses_in, substitute_and_fold):
596 * tree-ssa.c (verify_use): Fix error message.
597 (propagate_into_addr, replace_immediate_uses, get_eq_name,
598 check_phi_redundancy, kill_redundant_phi_nodes,
599 pass_redundant_phi): Remove. Update all users.
600 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
601 add_type_alias, if necessary.
602 * tree-vectorizer.h (struct _stmt_vect_info): Update
603 documentation for field 'memtag'.
604 * tree-vrp.c: New file.
605 * tree.def (ASSERT_EXPR): Define.
606 * tree.h (ASSERT_EXPR_VAR): Define.
607 (ASSERT_EXPR_COND): Define.
608 (SSA_NAME_VALUE_RANGE): Define.
609 (struct tree_ssa_name): Add field 'value_range'.
610 (PHI_REWRITTEN): Remove.
611 (struct tree_phi_node): Remove field 'rewritten'.
612 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
613 -ftree-store-copy-prop): Document.
614 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
615 Document usage of update_ssa.
617 2005-04-08 David Edelsohn <edelsohn@gnu.org>
620 * config/rs6000/predicates.md (altivec_register_operand): Accept
622 (and64_operand): Do not limit CONST_INT to mask64_operand.
623 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
624 (and_operand): Do not limit CONST_INT to mask_operand.
626 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
628 PR rtl-optimization/20466
629 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
630 for overlap of the address of each list member.
631 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
633 2005-04-08 Mike Stump <mrs@apple.com>
635 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
637 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
640 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
642 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
644 * function.c (push_function_context_to): Don't set
646 * function.h (function): Remove contains_functions.
647 (current_function_contains_functions): Remove.
649 * function.h (function): Remove instrument_entry_exit.
650 (current_function_instrument_entry_exit): Remove.
652 * function.h (nonlocal_labels): Remove.
654 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
656 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
657 (check_attr_value, write_attr_get, write_expr_attr_cache,
658 find_attr, make_internal_attr): Don't reference negative_ok or
660 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
661 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
662 (ATTR_STATIC): Adjust the value.
664 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
666 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
668 * config/s390/tpf.h (ASM_SPEC): Define.
670 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
672 * tree-flow.h: Remove the prototype for
673 redirect_immediate_uses.
674 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
676 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
678 * arm.c (arm_const_double_by_parts): New function.
679 * arm-protos.h (arm_const_double_by_parts): Add prototype.
680 * arm.md (define_split for 64-bit constants): Add another one.
682 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
684 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
686 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
688 * system.h: Revert last change.
690 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
692 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
693 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
694 (TARGET_SWITCHES): Delete.
695 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
696 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
697 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
698 * config/xtensa/xtensa.opt: New file.
700 2005-04-08 Ben Elliston <bje@au.ibm.com>
702 * config/fp-bit.c: Include L_mul_tf in #endif comment.
703 * config/fp-bit.h: Tidy comments.
705 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
707 * system.h: Poison PARAMS.
709 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
711 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
712 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
713 (TARGET_SWITCHES): Delete.
714 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
715 * config/vax/vax.opt: New file.
717 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
719 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
721 2005-04-07 Ian Lance Taylor <ian@airs.com>
723 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
725 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
726 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
729 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
731 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
732 all immediate uses in PHI nodes.
734 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
736 * arm.c (arm_const_double_inline_cost): Handle any constant by
737 using gen_lowpart and gen_highpart_mode.
738 (note_invalid_constants): All constants in an RTX with a constraint
739 that permits memory are now pushed to the constant pool.
740 (output_move_double): Delete code to handle reg to reg and
741 constant to reg moves.
742 (const_double_needs_minipool, output_mov_immediate): Delete.
743 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
744 CONST_INT and CONST_VECTOR.
745 * arm.md (ANY64): New mode macro.
746 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
747 (movdf_soft_insn): Split reg-reg and const-reg moves.
748 (split patterns for 64-bit constant and register moves): New.
749 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
750 (cirrus_movdf_hard_insn): Likewise.
751 * fpa.md (movdf_fpa): Likewise.
752 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
753 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
755 (movv2si_internal_2): Likewise.
756 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
757 (movdf_vfp): Likewise.
758 * arm-protos.h (output_mov_immediate): Delete prototype.
760 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
763 * simplify-rtx.c (simplify_unary_operation_1): Check
764 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
766 2005-04-06 James E Wilson <wilson@specifixinc.com>
769 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
772 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
774 * coverage.h (GCOV_TYPE_NODE): Delete.
775 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
776 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
777 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
778 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
779 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
781 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
784 * Makefile.in (gcc.pot): Remove options.c dependency.
785 * optc-gen.awk: Don't quote help strings with N_().
787 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
789 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
790 the function returns a pointer type.
792 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
794 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
795 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
796 * doc/invoke.texi: Documnet salias-max-implicit-fields.
797 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
798 explicit_uses members.
799 (get_or_create_used_part_for): Initialize new fields.
800 (fieldoff_compare): New function.
801 (create_overlap_variables_for): Count number of fields, use
802 heuristic to determine whether to create subvars for vars with
804 Sort the field list by offset and avoid creating duplicate SFT's.
806 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
808 * c.opt (-F): Remove trailing whitespace from help string.
809 (-finput-charset): Use a tab to separate the switch name and help
811 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
812 (-ftree-vectorizer-verbose): Likewise.
814 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
816 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
817 a PHI argument where a use occurs instead of all PHI arguments.
819 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
821 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
824 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
826 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
827 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
828 config/bfin/bfin.h: Fix comment typos.
830 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
832 * doc/install.texi: Update the URL for Jacks.
833 * doc/sourcebuild.texi: Likewise.
835 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
838 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
839 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
841 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
843 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
845 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
847 * config/v850/v850-protos.h (override_options): Delete.
848 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
849 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
850 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
851 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
852 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
853 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
854 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
855 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
856 (OVERRIDE_OPTIONS): Delete.
857 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
858 (small_memory_info): Remove the value field.
859 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
861 * config/v850/v850.c (small_memory): Remove the value field.
862 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
863 (override_options): Delete.
864 (v850_handle_memory_option, v850_handle_option): New functions.
865 * config/v850/v850.opt: New file.
867 2005-04-06 Geoffrey Keating <geoffk@apple.com>
869 * config.host: Add a section for generic hosts, and a subsection
870 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
871 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
872 * config/host-darwin.h: New.
873 * config/x-darwin: New.
874 * config/i386/host-i386-darwin.c: New.
875 * config/i386/x-darwin: New.
876 * config/rs6000/host-darwin.c: Include host-darwin.h.
877 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
878 (darwin_rs6000_gt_pch_use_address): Likewise.
879 * config/rs6000/x-darwin: Change name of .o built, update
880 dependencies for changes to rs6000/host-darwin.c.
882 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
885 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
887 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
889 * tree-vect-analyze.c (vect_analyze_loop_form): Call
890 split_loop_exit_edge instead of loop_split_edge_with.
892 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
894 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
895 UNSPEC_SET_VSCR): New constants, used throughout.
897 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
899 (altivec_vspltis<VI_char>): ... this pattern, using
900 a QImode const_int_operand for the immediate.
901 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
904 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
907 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
909 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
911 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
913 2005-04-06 Ben Elliston <bje@au.ibm.com>
915 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
916 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
917 macros as living in "this file" and not gcc.h.
919 2005-04-06 Ben Elliston <bje@au.ibm.com>
921 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
922 -ftree-live_range_split. Perhaps renamed at some point?
924 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
927 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
928 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
930 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
932 * tree-flow.h (number_of_iterations_cond): Declaration removed.
933 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
934 (number_of_iterations_special): New function.
935 (number_of_iterations_exit): Use number_of_iterations_special.
936 Use simplify_using_outer_evolutions only at -O3.
937 (number_of_iterations_cond, tree_simplify_using_condition,
938 simplify_using_initial_conditions, loop_niter_by_eval,
939 compare_trees, can_count_iv_in_wider_type_bound,
940 simplify_using_outer_evolutions): Use fold_build.
942 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
944 * doc/install.texi (Configuration): Document --with-java-home.
946 2005-04-05 Richard Henderson <rth@redhat.com>
950 * config/i386/i386.c (print_operand): Handle vector zeros.
951 (ix86_split_to_parts): Handle CONST_VECTOR.
952 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
953 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
954 what modes to tie for MMX and SSE registers.
955 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
956 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
957 to vector modes as well.
958 * config/i386/predicates.md (const0_operand): Handle VOIDmode
959 properly as an input mode.
961 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
963 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
965 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
967 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
969 2005-04-05 Jakub Jelinek <jakub@redhat.com>
971 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
972 and local functions, set sse_nregs to 8 and float_in_sse.
973 (function_arg_advance, function_arg): If float_in_sse, pass
974 SFmode and DFmode arguments in SSE registers.
975 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
977 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
980 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
982 * config/i386/i386-protos.h (ix86_function_value): Accept two
983 arguments, like the target macro.
984 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
985 * config/i386/i386.c (ix86_function_value): Accept the second
986 argument of the target macro.
987 (ix86_function_ok_for_sibcall): Pass a function pointer to
989 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
990 call to ix86_value_regno).
991 (ix86_value_regno): Add support for returning floating point values
994 2005-04-05 Jakub Jelinek <jakub@redhat.com>
996 PR tree-optimization/20076
997 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
998 that call __builtin_return or __builtin_apply_args.
1000 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1002 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1003 Use immediate use iterator.
1004 (stmt_is_bumper_for_loop): Use immediate use iterator.
1005 * predict.c (strip_builtin_expect): Use update_stmt.
1006 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1007 on all elements of a STATEMENT_LIST.
1008 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1009 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1010 (bsi_replace): Mark stmt as modified and the update it.
1011 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1012 (expand_complex_libcal): Call update_stmt.
1013 (expand_complex_comparison): Call mark_stmt_modified.
1014 (expand_complex_operations_1): Call update_stmt_if_modified.
1015 (expand_vector_operations_1): Call mark_stmt_modified.
1016 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1017 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1018 add_immediate_use, redirect_immediate_use,
1019 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1020 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1021 (mark_new_vars_to_rename): Call update_stmt.
1022 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1023 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1025 (unmodify_stmt): Delete.
1026 (update_stmt): New. Force an update of a stmt.
1027 (update_stmt_if_modified): update a stmt if it is out of date.
1028 (get_stmt_operands): Verify stmt is NOT modified.
1029 (stmt_modified_p): Update comment.
1030 (delink_imm_use): Remove a use node from its immuse list.
1031 (link_imm_use_to_list): Link a use node to a specific list.
1032 (link_imm_use): Link a node to the correct list.
1033 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1034 it in the correct list, if appropriate.
1035 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1036 (relink_imm_use): Link a use node in place of another node in a list.
1037 (relink_imm_use_stmt): LInk a node in place of another node, and set
1039 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1040 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1041 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1042 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1043 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1044 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1045 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1046 (has_zero_uses): New. Return true if there are no uses of a var.
1047 (has_single_use): New. Return true if there is only a single use of a
1049 (single_imm_use): New. Return the simgle immediate use.
1050 (num_imm_uses): New. Return the number of immediate uses.
1051 (get_v_must_def_ops): Use is now a pointer.
1052 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1053 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1055 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1056 (delink_stmt_imm_use): Delink all immuses from a stmt.
1057 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1058 * tree-flow.h (struct dataflow_d): Delete.
1059 (immediate_use_iterator_d): New. Immediate use iterator struct.
1060 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1061 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1062 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1064 (struct stmt_ann_d): Remove dataflow_t from struct.
1065 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1066 (if_convertible_phi_p): Use FAST immuse iterator.
1067 (if_convertible_loop_p): Don't call compute_immediate_uses.
1068 (replace_phi_with_cond_modify_expr): Call update_stmt.
1069 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1070 update_stmt_if_modified.
1071 (rewrite_all_into_ssa): Initialize ssa operands.
1072 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1073 compute_immediate_uses.
1074 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1075 ssa_property is available.
1076 (execute_one_pass): Change parameters passed to execute_todo.
1077 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1078 (remove_ssa_form): Call fini_ssa_operands.
1079 (insert_backedge_copies): Delete call to modify_stmt.
1080 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1081 (release_phi_node): Delink any use nodes before releasing.
1082 (resize_phi_node): Relink any use nodes.
1083 (remove_phi_arg_num): Delink the use node.
1084 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1085 (remove_all_phi_nodes_for): Release phi node first.
1086 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1087 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1088 (scalarize_use, scalarize_copy): Call update_stmt.
1089 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1090 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1091 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1092 (ccp_initialize): Remove call to compute_immediate_uses.
1093 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1094 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1096 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1097 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1098 (eliminate_redundant_computations): Call mark_stmt_modified.
1099 (cprop_operand): Call mark_stmt_modified.
1100 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1101 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1102 (dse_optimize_stmt): Use new immuse interface.
1103 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1104 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1105 (substitute_single_use_vars): Use new immuse interface.
1106 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1107 and compute_immediate_uses.
1108 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1110 (rewrite_mem_refs): Call update_stmt.
1111 (determine_lsm): Remove call to compute_imm_uses and free_df.
1112 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1113 (try_unroll_loop_completely): Call update_stmt.
1114 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1115 (rewrite_use_compare): Call update_stmt.
1116 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1117 (rewrite_use) : Call update_stmt.
1118 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1119 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1121 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1122 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1123 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1125 (initialize_vuse_operand): New. Initialize a vuse operand.
1126 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1127 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1128 (finalize_ssa_defs): Use stmt parameter.
1129 (correct_use_link): Ensure a use node is in the correct list, and has
1130 the correct stmt pointer.
1131 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1132 finalize_ssa_v_must_defs): Also initialize use nodes.
1133 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1134 (build_ssa_operands): Seperate parsing from final operand construction.
1135 (parse_ssa_operands): New. Parse entry point for operand building.
1136 (swap_tree_operands): New. Swap 2 tree operands.
1137 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1139 (get_expr_operands): Call swap_tree_operands when needed.
1140 (copy_virtual_operands): Use initialize routines for virtual use ops.
1141 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1142 (verify_abort): New. Issue imm_use error.
1143 (verify_imm_links): New Verify imm_use links for a var.
1144 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1145 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1146 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1147 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1148 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1149 (NULL_USE_OPERAND_P) Define.
1150 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1152 (struct vuse_operand_type): New struct.
1153 (SET_USE): Call set_ssa_use_from_ptr.
1155 (PHI_ARG_INDEX_FROM_USE): Define.
1156 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1157 argument via SET_USE, not PHI_ARG_DEF_TREE.
1158 * tree-ssa-pre.c (eliminate): Call update_stmt.
1159 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1161 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1162 (nearest_common_dominator_of_uses): Use imm_use iterator.
1163 (statement_sink_location): Use imm_use iterator and interface.
1164 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1165 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1166 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1167 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1168 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1169 if new parameter is true.
1170 (init_tree_ssa): Don't initialize operand cache here.
1171 (delete_tree_ssa): Don't destroy operand cache here.
1172 (propagate_into_addr): Pass in a use pointer, return true if anything
1174 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1175 (check_phi_redundancy): Use imm_use iterator.
1176 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1178 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1179 (release_ssa_name): Delink node and all elements in its imm_use list.
1180 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1181 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1182 * tree-vectorizer.c (need_imm_uses_for): Delete.
1183 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1184 * tree.h (struct ssa_imm_use_d): Define.
1185 (SSA_NAME_IMM_USE_NODE): Define.
1186 (struct tree_ssa_name): Add imm_use node.
1188 (PHI_ARG_IMM_USE_NODE): Define.
1189 (struct phi_arg_d): Add imm_use node.
1190 (struct tree_phi_node): Remove struct dataflow_d element.
1191 (TDF_STMTADDR): Define.
1193 2005-04-05 Dale Johannesen <dalej@apple.com>
1195 * doc/invoke.texi (Optimization Options): Remove
1196 duplicate -fcse-follow-jumps. Add -fweb.
1197 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1198 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1200 2005-04-05 Per Bothner <per@bothner.com>
1202 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1203 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1204 (warn_uninit): Get EXPR_LOCUS from context now instead.
1205 This fixes a USE_MAPPED_LOCATION testsuite failure.
1207 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1209 2005-04-05 Per Bothner <per@bothner.com>
1211 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1212 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1213 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1216 2004-04-05 Devang Patel <dpatel@apple.com>
1218 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1219 (lhsr<mode>3): ... new name.
1220 (altivec_vsra<VI_char>): Rename to ..
1221 (ashr<mode>3): ... new name.
1222 * config/rs6000/rs6000.c (builtin_description): Rename shift
1225 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1227 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1228 gen_lowpart_for_combine.
1229 * cse.c (gen_lowpart_if_possible): Move...
1230 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1232 (gen_lowpart_no_emit_general): Use it.
1234 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1236 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1239 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1241 * system.h: Fix typo.
1243 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1245 * config/bfin/bfin-modes.def: New file.
1246 * config/bfin/bfin-protos.h: New file.
1247 * config/bfin/bfin.c: New file.
1248 * config/bfin/bfin.h: New file.
1249 * config/bfin/bfin.md: New file.
1250 * config/bfin/bfin.opt: New file.
1251 * config/bfin/crti.s: New file.
1252 * config/bfin/crtn.s: New file.
1253 * config/bfin/elf.h: New file.
1254 * config/bfin/lib1funcs.asm: New file.
1255 * config/bfin/predicates.md: New file.
1256 * config/bfin/t-bfin: New file.
1257 * config/bfin/t-bfin-elf: New file.
1258 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1259 Document new attributes.
1260 (interrupt, interrupt_handler, saveall): Update documentation for
1262 * doc/install.texi (Specific): Add entry for the Blackfin.
1263 * doc/invoke.texi (Blackfin Options): New section.
1264 * doc/md.texi (Blackfin family): New section to document constraints.
1265 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1267 2005-04-05 Olivier Hainque <hainque@adacore.com>
1269 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1270 match what the system unwinder expects.
1271 * config/mips/mips.c (mips_frame_set): If we're saving the return
1272 address register and the dwarf return address column number differs
1273 from the hard register number, adjust the note reg to refer to the
1276 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1278 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1279 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1280 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1281 (processor_type): New enum.
1282 (mn10300_processor): New variable.
1283 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1284 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1285 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1286 (PROCESSOR_DEFAULT): New macro.
1287 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1288 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1289 (mn10300_handle_option, mn10300_override_options): New functions.
1290 * config/mn10300/mn10300.opt: New file.
1292 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1293 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1295 PR tree-optimization/19903
1296 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1297 that don't fit in their type after conversion.
1299 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1302 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1303 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1304 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1305 flag here. Implement using define_insn_and_split.
1306 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1307 (frndintxf2_mask_pm_i387): New insn patterns.
1308 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1309 Do not set ix86_optimize_mode_switching flag.
1310 (ceilsf2, ceildf2, ceilxf2): Same.
1311 (btruncsf2, btruncdf2, btruncxf2): Same.
1312 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1314 2005-04-05 Ian Lance Taylor <ian@airs.com>
1317 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1318 i386_pe_record_external_function.
1319 (i386_pe_record_external_function): Update declaration.
1320 * config/i386/winnt.c (struct extern_list): Add decl field.
1321 (i386_pe_record_external_function): Add decl parameter.
1322 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1324 * config/i386/i386-protos.h (i386_pe_record_external_function):
1327 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1329 * config/m68k/m68k-protos.h: Add a prototype for
1330 valid_dbcc_comparison_p_2.
1331 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1332 extend_operator, const_uint32_operand, const_sint32_operand,
1333 general_src_operand, nonimmediate_src_operand,
1334 memory_src_operand, post_inc_operand, pre_dec_operand,
1335 pcrel_address): Move to predicates to predicates.md.
1336 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1337 * config/m68k/m68k.md: Include predicates.md.
1338 * config/m68k/predicates.md: New.
1340 2005-04-04 Roger Sayle <roger@eyesopen.com>
1342 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1344 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1346 2005-04-04 Ian Lance Taylor <ian@airs.com>
1348 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1350 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1351 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1352 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1353 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1354 * c-common.c (c_do_switch_warnings_1): New static function broken
1355 out of c_do_switch_warnings.
1356 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1357 (c_do_switch_expr_warnings): New function.
1358 * c-common.h (c_do_switch_expr_warnings): Declare.
1360 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1361 Daniel Jacobowitz <dan@codesourcery.com>
1363 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1365 * rtlanal.c (may_trap_p): Same.
1367 2005-04-04 Dale Johannesen <dalej@apple.com>
1369 * ChangeLog: remove reference to ChangeLog.12.
1371 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1373 CRIS epilogue as RTL.
1374 * config/cris/cris.md: Change all 0 in unspec 0 to
1376 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1377 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1379 ("return"): Change to define_expand. Call cris_expand_return for
1381 ("*return_expanded"): New pattern.
1382 ("epilogue"): New define_expand.
1383 * config/cris/cris.h (PREDICATE_CODES): Add
1384 cris_load_multiple_op.
1385 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1387 (enum cris_retinsn_type): New.
1388 (struct machine_function): New member return_type.
1389 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1390 (cris_target_asm_function_epilogue): Remove, moving RTLified
1392 (cris_expand_epilogue): New function.
1393 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1394 (cris_gen_movem_load, cris_load_multiple_op)
1395 (cris_return_address_on_stack_for_return, cris_expand_return): New
1397 (cris_target_asm_function_prologue)
1398 (cris_initial_frame_pointer_offset): Call
1399 cris_reg_saved_in_regsave_area instead of complicated expression.
1400 Call cris_return_address_on_stack instead of an expression.
1401 (cris_print_operand) <case 'o', case 'O'>: New cases.
1402 (cris_return_address_on_stack): Change return-type to bool.
1403 (cris_simple_epilogue): Ditto. Return false if registers are
1405 * config/cris/cris-protos.h (cris_simple_epilogue)
1406 (cris_return_address_on_stack): Adjust prototype return type.
1407 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1408 (cris_return_address_on_stack_for_return): New prototypes.
1410 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1412 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1413 gpr_or_int12_operand.
1415 * config/frv/frv-protos.h: Add a prototype to
1416 frv_legitimate_memory_operand and frv_const_unspec_p.
1417 (frv_unspec): Move from frv.c.
1418 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1419 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1420 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1421 gpr_or_fpr_operand, gpr_or_int12_operand,
1422 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1423 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1424 int6_operand, int5_operand, uint5_operand, uint4_operand,
1425 uint1_operand, int_2word_operand, uint16_operand,
1426 upper_int16_operand, integer_register_operand,
1427 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1428 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1429 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1430 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1431 move_destination_operand, movcc_fp_destination_operand,
1432 frv_function_symbol_referenced_p, move_source_operand,
1433 condexec_dest_operand, condexec_source_operand,
1434 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1435 const_unspec_operand, gpr_or_memory_operand,
1436 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1437 icc_operand, fcc_operand, cc_operand, icr_operand,
1438 fcr_operand, cr_operand, call_operand, sibcall_operand,
1439 symbolic_operand, relational_operator,
1440 integer_relational_operator, float_relational_operator,
1441 ccr_eqne_operator, minmax_operator,
1442 condexec_si_binary_operator, condexec_si_media_operator,
1443 condexec_si_divide_operator, condexec_si_unary_operator,
1444 condexec_sf_conv_operator, condexec_sf_add_operator,
1445 condexec_memory_operand, intop_compare_operator, acc_operand,
1446 even_acc_operand, quad_acc_operand, accg_operand: Move to
1448 * config/frv/frv.h (PREDICATE_CODES): Remove.
1449 * config/frv/frv.md: Include predicates.md.
1450 * config/frv/predicates.md: New.
1452 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1455 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1456 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1457 (add_standard_iv_candidates_for_size): New function, extracting code
1458 from add_standard_iv_candidates and parameterizing it by type size.
1459 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1461 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1463 * system.h (GCOV_SIZE_TYPE): Unposion.
1464 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1465 (GCOV_TYPE_SIZE): ...this new macro.
1466 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1467 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1468 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1469 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1470 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1471 instead of unsigned_intSI_type_node.
1472 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1473 (rtl_gen_one_value_profiler_no_edge_manipulation)
1474 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1475 * value-prof.c: Include coverage.h.
1477 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1478 Diego Novillo <dnovillo@redhat.com>
1480 Fix PR tree-optimization/20703
1481 Fix PR tree-optimization/20725
1483 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1484 (create_expression_by_pieces): Ditto.
1485 (valid_in_set): Ditto. Also handle tcc_declaration.
1486 (find_or_generate_expression): Handle comparison class.
1487 (insert_into_preds_of_block): Ditto.
1488 (insert_aux): Ditto.
1489 (create_value_expr_from): Handle comparison class, recursively
1490 handle reference nodes.
1491 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1492 (execute_pre): Fix spacing.
1493 (do_fre): Renamed to execute_fre.
1495 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1497 * doc/invoke.texi (SPARC options): Document that
1498 -mlittle-endian is not supported on Linux either.
1500 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1504 * config.gcc (Obsolete configurations): Remove
1505 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1506 (sparclite-*-coff*): Delete.
1507 (sparclite-*-elf*): Likewise.
1508 (sparc86x-*-elf*): Likewise.
1509 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1510 * config/sparc/lite.h: Delete.
1511 * config/sparc/litecoff.h: Likewise.
1512 * config/sparc/liteelf.h: Likewise.
1513 * config/sparc/sp86x-elf.h: Likewise.
1514 * config/sparc/t-sparclite: Likewise.
1515 * config/sparc/t-sp86x: Likewise.
1517 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1519 * config/s390/s390-protos.h: (s390_comparison,
1520 s390_alc_comparison, s390_slb_comparison, const0_operand,
1521 consttable_operand, larl_operand, s_operand,
1522 shift_count_operand, bras_sym_operand, load_multiple_operation,
1523 store_multiple_operation, s390_plus_operand): Remove prototypes.
1524 (s390_legitimate_address_without_index_p): New prototype.
1525 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1527 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1528 const0_operand, consttable_operand, larl_operand, s_operand,
1529 shift_count_operand, bras_sym_operand, load_multiple_operation,
1530 store_multiple_operation, s390_plus_operand): Move to
1532 (check_mode): Remove.
1533 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1535 (s390_legitimate_address_without_index_p): New.
1536 * config/s390/s390.h (PREDICATE_CODES): Remove.
1537 * config/s390/s390.md: Include predicates.md.
1538 * config/s390/predicates.md: New.
1540 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1543 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1544 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1545 (NEED_INDICATE_EXEC_STACK): Define to 1.
1546 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1547 (NEED_INDICATE_EXEC_STACK): Define to 1.
1548 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1549 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1550 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1551 (pic_helper_emitted_p): New global.
1552 (emit_pic_helper): New function extracted from...
1553 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1554 Do not call emit_pic_helper if delay_pic_helper is true.
1555 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1556 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1557 (sparc_file_end): New function.
1559 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1561 * config/mcore/mcore-protos.h: Remove the prototypes for
1562 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1563 mcore_general_movdst_operand, mcore_reload_operand,
1564 mcore_arith_J_operand, mcore_arith_K_operand,
1565 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1566 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1567 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1568 mcore_literal_K_operand, mcore_addsub_operand,
1569 mcore_compare_operand, mcore_load_multiple_operation,
1570 mcore_store_multiple_operation, mcore_call_address_operand.
1571 Add a prototype for const_ok_for_mcore.
1572 * config/mcore/mcore.c (mcore_call_address_operand,
1573 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1574 mcore_arith_reg_operand, mcore_reload_operand,
1575 mcore_arith_J_operand, mcore_arith_K_operand,
1576 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1577 mcore_arith_M_operand, mcore_arith_imm_operand,
1578 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1579 mcore_literal_K_operand, mcore_addsub_operand,
1580 mcore_compare_operand, mcore_load_multiple_operation,
1581 mcore_store_multiple_operation): Move to predicates.md.
1582 (const_ok_for_mcore): Export.
1583 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1584 * config/mcore/mcore.md: Include predicates.md.
1585 * config/mcore/predicates.md: New.
1587 * config/mcore/predicates.md: Fix a comment typo.
1589 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1590 Adrian Straetling <straetling@de.ibm.com>
1592 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1593 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1594 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1596 ("imul"): Removed from "type" attribute.
1597 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1598 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1599 Changed type to imulsi.
1600 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1602 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1604 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1605 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1606 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1607 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1608 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1609 (TARGET_SWITCHES, mcore_stack_increment_string)
1610 (TARGET_OPTIONS): Delete.
1611 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1612 than *_BIT constants.
1613 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1614 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1615 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1616 (mcore_override_options): Delete mcore_stack_increment code.
1617 Change use of M340_BIT to MASK_M340.
1618 * config/mcore/mcore.opt: New file.
1620 2005-04-04 Ian Lance Taylor <ian@airs.com>
1622 * config/arm/arm.c (replace_symbols_in_block): Remove static
1625 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1627 * config/fr30/fr30-protos.h: Remove the prototypes for
1628 stack_add_operand, add_immediate_operand,
1629 high_register_operand, low_register_operand, call_operand,
1630 di_operand, and nonimmediate_di_operand.
1631 * config/fr30/fr30.c (stack_add_operand,
1632 add_immediate_operand, high_register_operand,
1633 low_register_operand, call_operand, di_operand,
1634 nonimmediate_di_operand): Move to predicates.md.
1635 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1636 * config/fr30/fr30.md: Include predicates.md.
1637 * config/fr30/predicates.md: New.
1639 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1640 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1641 mcore_call_address_operand.
1643 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1644 general_movsrc_operand.
1646 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1648 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1651 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1654 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1657 2005-04-04 Richard Henderson <rth@redhat.com>
1658 Jakub Jelinek <jakub@redhat.com>
1660 PR rtl-optimization/16104
1661 * fold-const.c (fold_unary): Fix folding of vector conversions.
1663 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1665 * config.gcc (xstormy16-*-elf): Set extra_options.
1666 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1667 * config/stormy16/stormy16.opt: New file.
1669 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1671 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1672 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1673 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1674 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1675 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1676 (TARGET_UNIX_ASM): Delete.
1677 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1678 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1679 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1680 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1681 * config/pdp11/pdp11.opt: New file.
1683 2005-04-03 Roger Sayle <roger@eyesopen.com>
1684 Alexandre Oliva <aoliva@redhat.com>
1687 * fold-const.c (non_lvalue): Split tests into...
1688 (maybe_lvalue_p): New function.
1689 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1690 C++ front-end prior to lowering into gimple form.
1692 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1694 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1695 BUILT_IN_STRNCASECMP): New.
1696 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1699 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1702 * arm.md (addsi3_compare0_for_combiner): Delete.
1703 (addsi3_compare0_scratch_for_combiner): Delete.
1704 (cmpsi_neg_shiftsi): Delete.
1705 (compare_negsi_si): New pattern.
1706 (cmpsi_negshiftsi_si): New pattern.
1707 (negated_cbranchsi4): Restrict to equality_operator.
1709 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1712 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1714 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1717 * doc/install.texi: Fix a typo.
1719 2005-04-03 Steven Bosscher <stevenb@suse.de>
1722 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1723 a computed goto if the edge to the computed goto block has
1724 incoming abnormal edges. Clarify how the function works.
1726 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1728 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1729 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1730 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1731 hash_scan_set, reg_set_between_after_reload_p,
1732 reg_used_between_after_reload_p, get_avail_load_store_reg,
1733 eliminate_partially_redundant_load): Likewise.
1734 * postreload.c (reload_cse_simplify_set,
1735 reload_combine_note_use): Likewise.
1736 * predict.c (predict_insn, expected_value_to_br_prob,
1737 propagate_freq, expensive_function_p): Likewise.
1738 * print-rtl.c (print_rtx): Likewise.
1739 * profile.c (instrument_edges, instrument_values,
1740 compute_branch_probabilities, branch_prob, union_groups,
1741 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1742 * protoize.c (in_system_include_dir, file_could_be_converted,
1743 file_normally_convertible, gen_aux_info_file, seek_to_line,
1744 do_cleaning): Likewise.
1745 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1746 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1747 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1749 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1751 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1752 * modulo-sched.c (undo_replace_buff_elem): New structure.
1753 (kernel_number_of_cycles, ps_unschedule_node,
1754 undo_generate_reg_moves,free_undo_replace_buff,
1755 undo_permute_partial_schedule, loop_single_full_bb_p,
1756 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1757 build_loops_structure, get_sched_window): New.
1758 (generate_reg_moves): Return undo_replace_buff_elem and other
1760 (generate_prolog_epilog): Remove old loop versioning.
1761 (sms_schedule): Use loop information and loop_version.
1762 (sms_schedule_by_order): Split part of it to get_sched_window.
1763 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1764 cfg_layout_finalize and free_dominance_info before/after SMS.
1766 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1768 * cfghooks.c (lv_flush_pending_stmts,
1769 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1770 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1771 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1772 lv_add_condition_to_bb,
1773 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1774 flush_pending_stmts): New in cfg_hooks structure.
1775 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1776 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1777 lv_add_condition_to_bb): New declarations.
1778 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1780 (loop_version): Declare.
1781 * cfgloopmanip.c (cfghooks.h): Include.
1782 (duplicate_loop_to_header_edge): Change return type to bool.
1783 (loop_version, lv_adjust_loop_entry_edge): Move here.
1784 * cfgrtl.c (cfgloop.h): Include.
1785 (rtl_verify_flow_info_1): Fix.
1786 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1787 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1789 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1790 tree_lv_add_condition_to_bb): New.
1791 (tree_cfg_hooks): Add new hooks to initialization.
1792 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1793 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1795 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1797 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1798 xstormy16_below100_or_register,
1799 xstormy16_splittable_below100_or_register, and
1800 nonimmediate_nonstack_operand.
1802 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1803 xstormy16_ineqsi_operator, equality_operator,
1804 inequality_operator, shift_operator,
1805 xstormy16_below100_operand, xstormy16_below100_or_register,
1806 xstormy16_splittable_below100_or_register,
1807 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1808 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1809 equality_operator, inequality_operator,
1810 xstormy16_below100_operand, xstormy16_below100_or_register,
1811 xstormy16_splittable_below100_or_register,
1812 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1813 nonimmediate_nonstack_operand, shift_operator): Move to
1815 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1816 * config/stormy16/stormy16.md: Include predicates.md.
1817 * config/stormy16/predicates.md: New.
1819 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1821 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1822 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1823 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1824 move_operand, power_of_2_operand): Move to predicates.md.
1825 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1826 PREDICATE_CODE): Remove.
1827 * config/iq2000/iq2000.md: Include predicates.md.
1828 * config/iq2000/predicates.md: New.
1830 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1832 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1833 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1834 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1835 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1836 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1837 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1838 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1839 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1840 (TARGET_M68HC11): Delete.
1841 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1842 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1843 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1844 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1845 (nb_soft_regs): Delete.
1846 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1847 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1848 and MASK_M6812 being set simultaneously. Change the code that sets
1849 the default m68hc11_soft_reg_count to use integers instead of strings.
1850 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1851 m68hc11_soft_reg_count (which now has an int type) as the number
1853 * config/m68hc11/m68hc11.opt: New file.
1855 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1857 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1858 fp_displacement_operand, sp_displacement_operand.
1860 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1862 Remove the prototypes for tst_operand, cmp_operand,
1863 stack_register_operand, d_register_operand,
1864 hard_addr_reg_operand, splitable_operand,
1865 m68hc11_logical_operator, m68hc11_arith_operator,
1866 m68hc11_non_shift_operator, m68hc11_shift_operator,
1867 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1868 non_push_operand, hard_reg_operand, and
1869 reg_or_some_mem_operand.
1870 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1872 (tst_operand, cmp_operand, non_push_operand,
1873 splitable_operand, reg_or_some_mem_operand,
1874 stack_register_operand, d_register_operand,
1875 hard_addr_reg_operand, hard_reg_operand,
1876 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1877 m68hc11_arith_operator, m68hc11_non_shift_operator,
1878 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1880 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1881 * config/m68hc11/m68hc11.md: Include predicates.md.
1882 * config/m68hc11/predicates.md: New.
1884 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1887 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1888 change checked in along with 2005-03-03's patch for debug/20253.
1889 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1890 (remap_decl): Insert type decl in map earlier.
1892 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1894 PR tree-optimization/20640
1895 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1896 post-dominator if it has phi nodes.
1897 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1898 before dead statements.
1900 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1903 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1905 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1907 PR rtl-optimization/20290
1908 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1909 in every iteration if the entry point is the exit test.
1911 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1913 * config/cris/cris.md (attribute "length"): Define.
1915 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1917 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1918 (word_offset_memref_operand): New.
1919 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1920 (indexed_or_indirect_operand): Delete.
1921 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1922 (indexed_or_indirect_operand): Delete.
1924 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1927 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1930 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1931 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1933 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1935 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1937 2005-04-01 Ian Lance Taylor <ian@airs.com>
1939 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1940 (rus, prus): Remove static variables.
1941 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1942 (process_command): Permit report_times and use_pipes together.
1944 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1946 * c-decl.c (validate_proto_after_old_defn): Look at
1947 TYPE_MAIN_VARIANT of argument types.
1949 2005-04-01 Paul Brook <paul@codesourcery.com>
1951 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1952 (arm_output_function_epilogue): Allow call_via_SP.
1953 (thumb_call_via_reg, arm_file_end): Ditto.
1954 * config/arm/arm.h (struct machine_function): Include space for SP.
1955 (thumb_call_via_label): Update declaration.
1957 2005-04-01 Ian Lance Taylor <ian@airs.com>
1959 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1960 doing a peephole optimization, once again put any notes in the
1963 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1965 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1967 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1969 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1970 (block_alloc, find_free_reg): Likewise.
1971 * loop-doloop.c (doloop_modify): Likewise.
1972 * loop-invariant.c (record_use): Likewise.
1973 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1974 get_iv_value, canon_condition, eliminate_implied_condition,
1975 eliminate_implied_condition, simplify_using_initial_values,
1976 shorten_into_mode, canonicalize_iv_subregs,
1977 iv_number_of_iterations): Likewise.
1978 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1979 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1980 unswitch_loop): Likewise.
1981 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1982 move_movables, replace_call_address, find_and_verify_loops,
1983 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1984 record_giv, final_giv_value, general_induction_var,
1985 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1986 loop_giv_dump): Likewise.
1988 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1989 GCOV_CHECK_WRITING): Remove.
1990 (gcov_position, gcov_rewrite): Use gcc_assert.
1991 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1992 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1993 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1996 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1998 * tree-inline.c: Fix a typo.
2000 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2002 * configure.ac (enable-checking): Explicitly set all variables for
2003 collective switch values. Alphabetize variables. Rename
2004 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2006 * doc/install.texi (enable-checking): Update documentation.
2007 * configure: Rebuilt.
2009 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2011 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2014 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2016 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2017 Also reject cases where this pattern will cause load delay stalls
2018 unless optimizing for size and it will produce a shorter sequence.
2019 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2020 variants to avoid pre-adjusting the base when possible.
2022 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2024 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2025 the frame and argument pointers.
2026 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2027 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2028 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2029 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2030 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2031 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2033 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2035 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2036 with entry for selectany attribute.
2037 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2039 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2040 (i386_pe_asm_named_section): Handle sections generated by
2041 selectany attribute.
2042 * doc/extend.texi (selectany): Document attribute.
2044 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2045 Jan Hubicka <jh@suse.cz>
2047 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2048 to fix addresses involving EBP and ESP.
2049 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2050 for SUBREGed registers.
2051 (legitimate_address_p): Accept SUBREGed registers.
2053 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2056 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2057 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2060 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2062 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2064 2005-04-01 James E Wilson <wilson@specifixinc.com>
2067 * dwarf2out.c (rtl_for_decl_init): New function.
2068 (rtl_for_decl_location): Extracted from here.
2069 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2070 add_const_value_attribute. Delete initializer_constant_valid_p call.
2072 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2074 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2075 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2076 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2077 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2078 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2079 config/i386/i386.md, config/rs6000/predicates.md,
2080 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2081 config/s390/s390.c, config/stormy16/stormy16.c,
2082 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2085 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2088 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2089 COND_EXPR and CALL_EXPR.
2091 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2094 * genautomata.c (first_cycle_unit_presence): Check all alternative
2095 states for unit presence.
2097 * doc/md.texi: Remove remark about impossibility to query unit
2098 presence in non nondeterministic automaton state.
2100 * config/ia64/ia64.c (get_template): Change order of unit querying.
2102 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2104 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2107 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2109 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2110 flag for edges outside any loops.
2112 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2114 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2116 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2118 * tree-ssa-alias.c: Follow spelling conventions.
2119 * doc/tree-ssa.texi: Fix a typo.
2121 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2123 * postreload-gcse.c: Include target.h.
2124 (gcse_after_reload_main): Return early if we cannot modify jumps.
2125 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2127 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2129 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2130 expensive operations.
2132 2005-03-31 Ian Lance Taylor <ian@airs.com>
2134 * collect2.c (lderrout): New variable.
2135 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2136 if it is set, to stderr.
2137 (handler): Unlink lderrout if it is set.
2138 (dump_file): Add "to" parameter. Change all callers.
2139 (main): Initialize lderrout.
2140 (collect_execute): Add errname parameter. Change all callers.
2141 Rename redir parameter to outname. Never pass
2142 PEX_STDERR_TO_STDOUT to pex_run.
2143 * collect2.h (collect_execute, dump_file): Update declarations.
2144 * tlink.c (tlink_execute): Add errname parameter. Change all
2146 (do_tlink): Check lderrout as well as ldout.
2148 2005-03-31 Caroline Tice <ctice@apple.com>
2150 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2151 (bb-reorder.o): Add errors.h to list of requirements.
2152 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2153 profiledbootstrap flags.
2154 * bb-reorder.c (errors.h): Add new include.
2155 (struct bbro_basic_block_data_def): Add new field, in_trace.
2156 (add_unlikely_executed_notes): Remove function.
2157 (mark_bb_for_unlikely_executed_section): Remove function.
2158 (insert_section_boundary_note): New function.
2159 (verify_hot_cold_block_grouping): New function.
2160 (push_to_next_round_p): Remove variables and tests that push all
2161 cold blocks to last round.
2162 (find_traces): Remove code that added extra round of trace finding
2163 when doing partitioning.
2164 (find_traces_1_round) : Remove variable last_round; add code to
2165 update new struct field, in_trace; correct trace_length where it was
2166 incorrect before (after call to copy_bb); change code that pushed all
2167 cold blocks to last round. Instead verify that all blocks going into
2168 a trace belong in the same partition.
2169 (connect_traces): Modify to connect the traces in two passes, if the
2170 function contains both hot and cold blocks. The first pass connects
2171 all the traces for blocks in the partition that the first block in
2172 the function belongs to; the second pass connnects all the traces
2173 containing blocks that belong in the other partition.
2174 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2175 code that automatically put the first block in a function into the
2176 hot partition if the function had any hot blocks.
2177 (fix_crossing_unconditional_branches): Check number of succ edges
2178 before attempting to get one.
2179 (fix_edges_for_rarely_executed_code): Update comment describing
2181 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2182 remove call to add_unlikely_executed_notes; add call to
2183 verify_hot_cold_block_grouping.
2184 (duplicate_computed_gotos): Don't change computed goto if it's a
2186 (partition_hot_cold_basic_blocks): Update function comment.
2187 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2189 (try_forward_edges): Likewise.
2190 (merge_blocks_move_predecessor_nojumps): Likewise.
2191 (merge_blocks_move_successor_nojumps): Likewise.
2192 (merge_blocks_move): Likewise.
2193 (try_crossjump_bb): Likewise.
2194 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2195 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2196 notes to cold bb's; remove call to update_unlikely_executed_notes.
2197 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2198 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2199 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2200 function declaration.
2201 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2203 (rtl_can_merge_blocks): Remove redundancy from condition.
2204 (try_redirect_by_replacing_jump): Likewise.
2205 (force_nonfallthru_and_redirect): Remove code for adding
2206 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2207 (commit_one_edge_insertion): Likewise.
2208 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2209 * dbxout.c (FORCE_TEXT): Replace function_section with
2210 current_function_section.
2211 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2212 function, switch_text_section.
2213 (struct xcoff_debug): Likewise.
2214 (dbxout_function_end): Add code to put out label diffs for both
2215 hot and cold sections.
2216 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2217 for new debug_hooks funciton, switch_text_section..
2218 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2219 switch_text_section.
2220 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2221 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2222 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2223 dw_fde_switched_sections.
2224 (output_call_frame_info): Add test to see if function switches text
2225 sections in the middle; if so, use appropriate extra hot and cold
2226 section labels to compute size deltas for the hot and cold sections.
2227 (dwarf2out_begin_prologue): Add code to initialize new fields in
2229 (dwarf2out_switch_text_section): New function (invoked through
2230 debug_hook); updates new fields in dw_fde_struct appropriately and
2231 increments separate_line_info_table_in_use.
2232 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2233 dwarf2out_switch_text_section.
2234 (struct var_loc_node): Add new field, section_label.
2235 (output_aranges): Add code to check whether in hot or cold section and
2236 use the appropriate label in calculating deltas.
2237 (output_ranges): Likewise.
2238 (output_line_info): Add code to check which section we're in and
2239 use appropriate hot/cold label.
2240 (add_location_or_constant_value_attribute): Likewise.
2241 (gen_subprogam_die): Modify arange attributes to use correct labels.
2242 (dwarf2out_begin_block): Change call to function_section into call to
2243 current_function_section.
2244 (dwarf2out_end_block): Likewise.
2245 (dwarf2out_source_line): Likewise.
2246 (dwarf2out_var_location): Add code to check whether in hot or cold
2247 section and use the appropriate label.
2248 * except.c (output_function_exception_table): Change call to
2249 function_section into call to current_function_section.
2250 * final.c (profile_function): Likewise.
2251 (scan_ahead_for_unlikely_executed_note): Remove function.
2252 (final_scan_insn): Remove calls to
2253 scan_ahead_for_unlikely_executed_note, and related code for switching
2254 to cold section, except for the single time
2255 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2256 debug_hooks->switch_text_sections; replace appropriate calls to
2257 function_section with calls to current_function_section.
2258 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2259 test_bb to condition.
2260 (find_if_case_2): Likewise.
2261 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2262 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2263 * opts.c (decode_options): Change warning about hot/cold partitioning
2264 with exceptionss to inform (so as not to cause bootstrap failures);
2265 remove warning about partitioning with DWARF debug info.
2266 * output.h (current_function_section): Add new function decl.
2267 (insert_section_boundary_note): Likewise.
2268 (enum in_section): Move this declaration here from varasm.c.
2269 (unlikely_section_label): Likewise.
2270 (unlikely_text_section_name): Likewise.
2271 (last_text_section_name): New global variable.
2272 (last_text_section): Likewise.
2273 (hot_section_label): Likewise.
2274 (hot_section_end_label): Likewise.
2275 (cold_section_end_label): Likewise.
2276 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2277 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2278 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2279 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2280 insn from consideration.
2281 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2282 switch_text_section.
2283 * varasm.c (basic-block.h): Add new include.
2284 (unlikely_section_label_printed): Remove global variable.
2285 (unlikely_section_label): Make global variable not be static any more.
2286 (unlikely_text_section_name): Likewise.
2287 (hot_section_end_label): New global variable (not static)
2288 (first_function_block_is_cold): Likewise.
2289 (hot_section_label): Likewise.
2290 (cold_section_end_label): Likewise..
2291 (last_text_section): New global variable, not static.
2292 (last_text_section_name): New global variable, not static.
2293 (initialize_cold_section_name): New function.
2294 (enum in_section): Move declaration to output.h.
2295 (text_section): Update last_text_section.
2296 (unlikely_text_section): Replace code to determine cold section name
2297 with call to initialize_cold_section_name; Add code to update
2298 last_text_section; remove code for printing out label.
2299 (named_section_real): Add code to update last_text_section and
2300 last_text_section_name as appropriate.
2301 (function_section): Change test for 'unlikely' to depend on
2302 first_function_block_is_cold (moved old test to
2303 current_function_section).
2304 (current_function_section): New function.
2305 (assemble_start_function): Move code that frees
2306 unlikely_text_section_name; initialize hot_section_end_label;
2307 print hot and cold section labels at the start of the function;
2308 set first_function_block_is_cold, if appropriate; initialize l
2309 ast_text_section; add call to insert_section_boundary_note.
2310 (assemble_end_function): Add code to write out hot and cold section
2312 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2313 switch_text_section.
2314 * config/darwin.c (machopic_select_section): Replace incorrect
2315 function in base_funs; update reloc for cold sections if necessary.
2316 * config/darwin.h (SECTION_FUNCTION): Add code to update
2317 last_text_section if appropriate.
2318 (text_unlikely_section): Remove.
2319 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2320 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2321 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2322 partitioning for this architecture.
2324 2005-03-31 Olivier Hainque <hainque@adacore.com>
2326 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2327 defined and non-zero.
2329 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2332 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2335 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2338 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2339 label operand. Remove (use (unspec..)). Don't emit a label on
2341 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2342 generate inline label for load_toc_v4_PIC_1b.
2343 (rs6000_emit_load_toc_table): Likewise.
2345 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2347 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2348 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2350 2005-03-29 Devang Patel <dpatel@apple.com>
2352 * tree-sra.c (decide_block_copy): Disable scalarization of
2355 2005-03-30 Stuart Hastings <stuart@apple.com>
2356 Dale Johannesen <dalej@apple.com>
2358 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2359 * print-tree.c (print_node): Add case STATEMENT_LIST.
2361 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2363 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2364 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2365 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2366 is given with "powerpc64*" or "all", or when --with-cpu chooses
2369 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2372 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2373 gen_lexical_block_die.
2374 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2376 2005-03-31 Jan Hubicka <jh@suse.cz>
2378 2004-11-02 Jan Hubicka <jh@suse.cz>
2380 * cgraph.c (cgraph_varpool_node_name): New function.
2381 (dump_cgraph_varpool_node): New function.
2382 (dump_varpool): New function.
2383 * cgraphunit.c (cgraph_optimize): Dump varpool.
2385 2004-10-16 Jan Hubicka <jh@suse.cz>
2387 * cgraph.c (decide_is_variable_needed): New function.
2388 (cgraph_varpool_finalize_decl): Use it.
2389 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2391 * final.c (output_addr_const): Do not call mark_referenced.
2392 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2393 always go via cgraph.
2394 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2395 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2396 * tree-optimize.c (execute_inline): Mark functions called.
2397 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2399 2004-10-11 Jan Hubicka <jh@suse.cz>
2401 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2402 (cgraph_varpool_last_needed_node): New static variable.
2403 (enqueue_needed_varpool_node): Break out from ...; add items to the
2404 end of queue; update first pointers.
2405 (cgraph_varpool_mark_needed_node): ... here.
2406 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2407 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2408 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2409 (cgraph_varpool_first_unanalyzed_node): Declare.
2410 * cgraphunit.c: Include output.h.
2411 (cgraph_varpool_analyze_pending_decls): New function.
2412 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2413 for errors, analyze pending decls.
2414 (cgraph_finalize_compilation_unit): Only analyze decls.
2415 (cgraph_optimize): Assemble the decls after expanding.
2417 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2419 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2420 subvars get marked properly in tags for grouping.
2421 (add_pointed_to_var): Mark only actual pointed to
2422 variables/subvars in addresses needed.
2423 (create_overlap_variables_for): Clear call clobbered on original
2425 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2426 addresable vars with subvars into list.
2427 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2430 2005-03-30 Richard Henderson <rth@redhat.com>
2432 * cgraph.h (struct cgraph_node): Add alias.
2433 * varasm.c (assemble_alias): Set it.
2434 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2435 avoid calling cgraph_expand_function.
2437 2005-03-30 Tom Tromey <tromey@redhat.com>
2439 * tree.def (FILE_TYPE): Removed.
2440 * typeclass.h (enum type_class): Removed file_type_class.
2441 * dwarf2out.c (is_base_type): Updated.
2442 (gen_type_die): Likewise.
2443 * dbxout.c (dbxout_type): Updated.
2444 * builtins.c (type_to_class): Updated.
2445 * tree.c (type_contains_placeholder_1): Updated.
2446 * config/sparc/sparc.c (sparc_type_code): Updated.
2447 * config/ia64/ia64.c (hfa_element_mode): Updated.
2448 * expr.c (count_type_elements): Updated.
2449 * stor-layout.c (layout_type): Updated.
2450 * tree-inline.c (remap_type): Updated.
2451 * tree-pretty-print.c (dump_generic_node): Updated.
2453 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2455 * builtins.c (expand_builtin_powi): Fix mode of
2456 2nd argument to match int.
2457 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2458 2nd argument type to int.
2459 * libgcc2.c: Change prototype of __powi* functions to use
2462 2005-03-30 Dale Johannesen <dalej@apple.com>
2465 * calls.c (expand_call): Flush pending deferrals before
2468 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2472 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2473 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2474 c_label_context, label_context_stack): New.
2475 * c-decl.c (define_label): Check for jumps into statement
2476 expressions. Add label to list of defined labels.
2477 (start_function): Push context on label_context_stack.
2478 (finish_function): Pop context from label_context_stack.
2479 * c-typeck.c (label_context_stack): New.
2480 (c_finish_goto_label): Check for jumps into statement
2481 expressions. Add label to list of jumped to labels.
2482 (struct c_switch): Add blocked_stmt_expr.
2483 (c_start_case): Initialize it.
2484 (do_case): Check it.
2485 (c_finish_case): Verify !blocked_stmt_expr.
2486 (c_begin_stmt_expr): Push context on label_context_stack.
2487 Increment blocked_stmt_expr. Mark labels jumped to from outside
2489 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2490 defined in the statement expression and no longer jumpable to.
2491 Mark labels jumped to from just outside the statement expression
2492 as again definable. Pop context from label_context_stack.
2493 * doc/extend.texi (Statement Exprs): Update.
2495 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2498 * c-decl.c (start_function): Check for old_decl being
2501 2005-03-30 Ian Lance Taylor <ian@airs.com>
2503 * final.c (final): Remove prescan parameter. Change all callers.
2504 (final_scan_insn): Remove prescan parameter. Change all callers.
2506 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2508 * tree-vectorizer.c: Fix comment typos.
2510 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2512 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2513 as soon as a chrec_dont_know is detected.
2515 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2517 Merge from csl-arm-branch.
2518 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2520 * tlink.c (recompile_files): Do not assume that "rename" can
2521 overwrite an existing file.
2523 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2525 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2526 * gcc/configure: Regenerate.
2528 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2530 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2532 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2534 * calls.c (struct arg_data): Update "partial" comment.
2535 (load_register_parameters): Update "nregs" comment.
2537 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2539 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2540 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2541 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2542 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2543 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2544 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2545 than target_flags & 0.
2546 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2547 (iq2000_arch, iq2000_parse_cpu): Delete.
2548 (TARGET_HANDLE_OPTION): Override default.
2549 (iq2000_handle_option): New function.
2550 (override_options): Remove -march= and -mcpu= handling.
2551 * config/iq2000/iq2000.opt: New file.
2553 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2555 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2556 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2557 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2558 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2559 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2560 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2561 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2562 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2563 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2564 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2565 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2566 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2567 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2568 (TARGET_OPTIONS): Delete.
2569 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2570 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2571 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2572 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2573 (c4x_cpu_version_string): Delete.
2574 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2575 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2576 equivalent -mcpu= option.
2577 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2578 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2579 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2580 or clearing the appropriate MASK_* bit.
2581 (c4x_file_start): Use c4x_cpu_version.
2582 * config/c4x/c4x.opt: New file.
2584 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2586 * doc/options.texi: Document the new MaskExists flag.
2587 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2588 if the option has the MaskExists flag.
2590 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2592 * opt-functions.awk (flag_set_p, test_flag): New functions.
2593 (switch_flags): Use them.
2594 * opth-gen.awk: Use flag_set_p to check for flags.
2595 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2597 2005-03-30 Ian Lance Taylor <ian@airs.com>
2599 * config.host (i[34567]86-*-mingw32*): Don't set
2600 host_can_use_collect2 to no.
2602 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2605 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2606 Remove convert_memory_address call duplicating that in memory_address.
2608 2005-03-29 Richard Henderson <rth@redhat.com>
2611 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2612 (build_compound_literal): Likewise. Propagate decl type into the
2614 (finish_decl): Likewise. Use new return value from complete_array_type
2615 for zero sized arrays.
2616 (complete_array_type): Move ...
2617 * c-common.c (complete_array_type): ... here. Change first argument
2618 to pointer-to-type-node. Consistently use sizetype for the index
2619 except for zero sized arrays. Detect zero sized arrays for pedantic
2620 mode diagnostics. Create a new type node instead of modifying the
2622 * c-tree.h (complete_array_type): Move decl ...
2623 * c-common.h (complete_array_type): ... here.
2625 2005-03-29 Richard Henderson <rth@redhat.com>
2628 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2630 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2632 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2633 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2634 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2635 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2637 2005-03-29 Eric Christopher <echristo@redhat.com>
2639 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2640 truthvalue conversion removal.
2642 2005-03-29 Ian Lance Taylor <ian@airs.com>
2645 * collect2.c: Never include <vfork.h>.
2646 (VFORK_STRING, vfork): Don't define.
2647 (pid): Remove global variable.
2648 (handler): Call raise instead of kill (getpid(), ...).
2649 (collect_wait): Add pex parameter. Change all callers. Use
2650 pex_get_status rather than pwait.
2651 (do_wait): Add pex parameter. Change all callers.
2652 (collect_execute): Return struct pex_obj * rather than void. Use
2653 pex routines rather than pexecute.
2654 (fork_execute): Get pex_obj from collect_execute, and pass it to
2656 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2657 Only declare quit_handler if SIGQUIT is defined.
2658 (scan_libraries): Likewise.
2659 * collect2.h (collect_execute): Update declaration.
2660 (collect_wait): Update declaration.
2661 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2662 pass it to collect_wait.
2664 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2667 * c-parser.c (c_parser_compound_statement_nostart): Give error
2668 message for EOF instead of just setting parser->error.
2670 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2672 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2673 (slpeel_update_phi_nodes_for_guard1): New function.
2674 (slpeel_update_phi_nodes_for_guard2): New function.
2675 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2676 of slpeel_update_phi_nodes_for_guard.
2677 (vectorize_loops): Remove call to loop_closed_rewrite.
2678 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2681 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2683 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2684 (TARGET_LITTLE_ENDIAN): New macro.
2685 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2686 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2687 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2688 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2689 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2690 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2691 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2692 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2693 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2694 (TARGET_OPTIONS): Delete.
2695 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2696 (CACHE_FLUSH_TRAP): Turn into an integer.
2697 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2698 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2699 -mflush-trap is in use.
2700 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2701 (m32r_cache_flush_trap_string): Delete.
2702 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2703 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2704 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2705 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2706 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2707 -mmodel= and -msdata= handling from...
2708 (m32r_init): ...here.
2709 * config/m32r/m32r.opt: New file.
2711 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2713 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2714 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2715 * tree-vect-analyze.c (vect_object_analysis): additional parm
2716 pass back a "struct ptr_info_def *" with the points-to info.
2717 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2718 statement using info returned from vect_object_analysis.
2719 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2720 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2721 for virtual uses and defs when creating a replacement vector
2722 reference. Call duplicate_ssa_name_ptr_info to define points-to
2723 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2724 (vectorizable_store): copy_virtual_operands and update
2725 definition statements.
2726 (vectorizable_load): copy_virtual_operands. Remove call to
2727 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2728 * tree-vectorizer.c (vectorize_loops): Remove calls to
2729 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2730 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2731 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2732 define macro STMT_VINFO_PTR_INFO for use in accessing.
2733 * tree.h add export of duplicate_ssa_name_ptr_info.
2734 * rs6000.c (altivec_init_builtins): Declare builtin function
2735 __builtin_altivec_mask_for_load to be "const".
2737 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2740 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2741 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2742 assemble_variable on aliases.
2743 * varasm.c (assemble_alias): Set node->alias.
2744 * toplev.c (wrapup_global_declarations): Don't call
2745 rest_of_decl_compilation on aliases again.
2747 2005-03-29 Paul Brook <paul@codesourcery.com>
2749 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2750 * config/arm/arm.c (arm_dbx_register_number): New function.
2751 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2753 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2756 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2757 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2759 2005-03-29 Dale Johannesen <dalej@apple.com>
2761 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2762 $(TREE_H) and $(COVERAGE_H).
2763 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2764 * opts.c (common_handle_option): Enable tree-based value transforms.
2765 * toplev.c (process_options): Ditto.
2766 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2767 refers to references to this type.
2768 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2769 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2770 for may_be_more, may_be_less.
2771 (rtl_gen_pow2_profiler): Adjust.
2772 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2773 (rtl_gen_one_value_profiler): Adjust.
2774 (rtl_gen_const_delta_profiler): Adjust.
2775 * tree-profile.c (tree_gen_interval_profiler): Implement.
2776 (tree_gen_pow2_profiler): Ditto.
2777 (tree_gen_one_value_profiler): Ditto.
2778 (tree_profiling): New.
2779 (pass_tree_profile): Reference it.
2780 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2782 (insn_divmod_values_to_profile): Rename to
2783 rtl_divmod_values_to_profile. Adjust.
2784 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2785 (insn_prefetch_values_to_profile): Adjust.
2786 (rtl_value_profile_transformations): Adjust.
2787 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2788 (gen_mod_pow2): Rename to rtl_mod_pow2.
2789 (gen_mod_subtract): Rename to rtl_mod_subtract.
2790 (divmod_fixed_value_transform): Rename to
2791 rtl_divmod_fixed_value_transform.
2792 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2793 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2794 (rtl_find_values_to_profile): Adjust.
2795 (tree_value_profile_transformations): Implement.
2796 (tree_divmod_values_to_profile): New.
2797 (tree_values_to_profile): New.
2798 (tree_divmod_fixed_value): New.
2799 (tree_mod_pow2): New.
2800 (tree_mod_subtract): New.
2801 (tree_divmod_fixed_value_transform): New.
2802 (tree_mod_pow2_value_transform): New.
2803 (tree_mod_subtract_transform): New.
2804 (tree_find_values_to_profile): Implement.
2805 * profile.c (instrument_values): Free histograms.
2806 (compute_value_histograms): Adjust. Implement tree version.
2808 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2810 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2811 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2812 variable. Output "fldcw" depending on round_mode.
2813 * config/i386/i386.md (UNSPEC_FIST): New.
2814 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2815 New isns patterns to implement lrint and llrint built-ins as x87
2817 (fistdi2, fist<mode>2 splitters): New splitters.
2818 (lrint<mode>2): New expanders.
2820 2005-03-28 Ian Lance Taylor <ian@airs.com>
2822 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2823 0 when calling final_scan_insn.
2825 2005-03-28 Jan Hubicka <jh@suse.cz>
2828 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2831 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2832 types where possible.
2834 2005-03-26 Per Bothner <per@bothner.com>
2836 Make -f[no-]show-column also control non-cpp diagnostics.
2837 * c.opt (fshow-column): Move option from here ...
2838 * common.opt (fshow-column): ... to here.
2839 * diagnostic.c (diagnostic_build_prefix): Only print column number
2840 if flag_show_column.
2842 2005-03-27 Steven Bosscher <stevenb@suse.de>
2844 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2845 vax_output_conditional_branch): New prototypes.
2846 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2847 extracted from vax.md mov and add patterns.
2848 (vax_output_conditional_branch): New function to output conditional
2849 branch instructions.
2850 * vax.md: Use mode macros for arithmetic and mov patterns.
2851 Use code macros for the jump patterns.
2853 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2855 * Makefile.in (libbackend.o): Depend on version files;
2856 add custom generation command.
2858 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2861 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2862 sure that we have a REG before getting its REGNO.
2864 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2866 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2867 * builtins.def (BUILT_IN_STRNDUP): New.
2869 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2871 PR tree-optimization/20470
2872 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2875 2005-03-25 Mike Stump <mrs@apple.com>
2877 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2880 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2882 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2883 Use our own structure definitions.
2885 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2886 (fix_truncdfsi2): Allow registers or memory as destination.
2887 When TARGET_PPC_GFXOPT, generate simplified pattern.
2888 (fix_truncdfsi2_internal): Use define_insn_and_split.
2889 (fix_truncdfsi2_internal_gfxopt): New.
2890 (fctiwz): Don't confuse register allocation by giving it no choices.
2892 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2893 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2894 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2895 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2897 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2899 * dominance.c (free_dominance_info): Speed up by freeing et
2900 data structures without maintaining other nodes.
2901 * et-forest.c (et_free_tree_force): New.
2902 * et-forest.h: Add a prototype for et_free_tree_force.
2904 * tree.c (get_set_constructor_bits,
2905 get_set_constructor_bytes): Remove.
2906 * tree.h: Remove the corresponding prototypes.
2908 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2911 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2912 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2913 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2914 PRE_DEC, NEG and NOT.
2916 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2918 * fold-const.c: Convert uses of fold (build (...)) to
2921 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2923 PR rtl-optimization/20249
2924 * cse.c (insert_regs): Do not record equivalence of registers in
2927 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2929 * emit-rtl.c (reverse_comparison): Remove.
2930 * rtl.h: Remove the corresponding prototype.
2932 2005-03-24 James E Wilson <wilson@specifixinc.com>
2934 * doc/install.texi (--enable-altivec): Delete docs.
2936 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2938 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2939 SFmode and DFmode before reload when
2940 flag_unsafe_math_optimizations not enabled.
2942 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2944 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2946 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2947 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2949 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2951 * configure.ac (enable-checking): Add 'runtime' option.
2952 * doc/install.texi (enable-checking): Document 'runtime' checking.
2953 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2954 * config.in: Regenerated.
2955 * configure: Regenerated.
2957 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2959 * optabs.h (enum optab_index): Remove OTI_llrint.
2960 (llrint_optab): Remove macro.
2961 * optabs.c (init_optabs): Remove llrint_optab initialization.
2962 * genopinit.c (optabs): Remove llrint_optab implementation.
2963 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2966 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2968 PR rtl-optimization/20532
2969 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2970 overflow when adding coefficients for PLUS or MINUS.
2971 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2974 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2976 * langhooks.h (truthvalue_conversion): Remove.
2977 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2978 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2979 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2980 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2981 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2983 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2985 * params.def: Fix a typo.
2986 * config/mips/mips.c: Follow the spelling convensions.
2987 * doc/invoke.texi: Fix typos.
2989 2005-03-18 Dale Johannese <dalej@apple.com>
2991 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2993 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2995 Fix PR tree-optimization/20601
2997 * tree-ssa-pre.c (insert_aux): Add missing condition to
3000 2005-03-23 Ian Lance Taylor <ian@airs.com>
3002 * final.c (final_scan_insn): Don't remove no-op instructions.
3003 * reload1.c (reload): Remove simple no-op instructions even when
3006 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3008 PR tree-optimization/20501
3009 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3010 reporting that peeling for alignment is applied moved to...
3011 * (vect_analyze_data_refs_alignment): Here.
3013 2005-03-23 Ian Lance Taylor <ian@airs.com>
3015 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3017 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3019 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3020 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3022 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3024 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3025 imply that this is called once, independent of asms in code.
3026 Adjust to now being pased output and input lists. Mention helper
3027 function decl_overlaps_hard_reg_set_p.
3028 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3029 hook_tree_tree_identity and to take three trees, returning third.
3030 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3032 * stmt.c: include hard-reg-set.h before tree.h.
3033 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3034 (decl_conflicts_with_clobbers_p): Call
3035 decl_overlaps_hard_reg_set_p.
3036 (expand_asm_operands): Pass output and input lists in call to
3037 targetm.md_asm_clobbers.
3038 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3039 hook_tree_tree_tree_tree_3rd_identity.
3040 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3042 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3043 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3044 parameters, first two unused.
3045 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3046 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3047 in constraint letters and MOF is not mentioned as a asm-declared
3048 register in neither of the input and output lists.
3050 2005-03-23 DJ Delorie <dj@redhat.com>
3052 * optabs.c (expand_binop): Make sure the first subword's result
3055 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3057 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3058 Call c_common_truthvalue_conversion rather than
3059 lang_hooks.truthvalue_conversion.
3060 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3061 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3063 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3064 c_common_truthvalue_conversion.
3065 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3066 c_parser_conditional_expression, c_parser_binary_expression): Call
3067 c_objc_common_truthvalue_conversion.
3068 * c-typeck.c (build_unary_op): Call
3069 c_objc_common_truthvalue_conversion.
3070 (build_conditional_expr): Do not call
3071 lang_hooks.truthvalue_conversion.
3072 (build_binary_op): Call c_common_truthvalue_conversion.
3073 (c_objc_common_truthvalue_conversion): Moved from
3074 c-objc-common.c. Call default_function_array_conversion instead
3075 of default_conversion.
3077 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3079 * c-common.h (default_conversion): Remove.
3080 (perform_integral_promotions): Add.
3081 * c-tree.h (default_conversion): Add.
3082 * c-typeck.c (perform_integral_promotions): New, split out from
3084 * c-common.c (check_case_value): Use perform_integral_promotions,
3085 not default_conversion.
3086 (c_add_case_label): Don't continue processing case label after
3087 found to be pointer.
3089 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3091 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3092 the prefix list if we have already added a multilib directory
3094 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3097 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3099 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3101 * reload.h: Remove the prototype for indirect_symref_ok.
3103 * reload1.c (indirect_symref_ok): Make it global.
3104 * reload.h: Add a prototype for indirect_symref_ok.
3106 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3108 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3111 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3113 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3115 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3117 * c-opts.c (c_common_parse_file): Only start/end main source file
3118 if debug hooks says the writer wants it.
3119 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3121 (xcoff_debug_hooks): Ditto.
3122 * debug.c (do_nothing_hooks): Ditto.
3123 * debug.h (gcc_debug_hooks): Ditto.
3124 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3125 * sdbout.c (sdb_debug_hooks): Ditto.
3126 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3128 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3130 * doc/extend.texi: Deprecate C++ min/max operators.
3132 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3134 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3135 artificial original candidates.
3137 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3138 Jan Hubicka <jh@suse.cz>
3139 Steven Bosscher <stevenb@suse.de>
3141 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3142 call cost based on argument sizes.
3143 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3145 * params.def: (max-inline-inssn-single): Set to 450.
3146 (max-inline-insns-auto): Set to 90.
3147 (max-inline-insns-recursive): Set to 450
3148 (max-inline-insns-recursive-auto): Set to 450.
3149 (large-function-insns): Set to 2700.
3150 (inline-call-cost): New parameter.
3151 * tree-inline.c (estimate_move_cost): New function.
3152 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3153 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3155 * tree-inline.h (estimate_move_cost): Declare.
3156 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3157 (max-inline-insns-auto): Change default to 90.
3158 (max-inline-insns-recursive): Change default to 450
3159 (max-inline-insns-recursive-auto): Change default to 450.
3160 (large-function-insns): Change default to 2700.
3161 (inline-call-cost): Document new parameter.
3163 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3165 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3166 (TARGET_DEFAULT): Delete.
3167 * config/i860/i860.opt: New file.
3169 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3171 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3172 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3173 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3174 (frv_sched_lookahead): Delete.
3175 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3176 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3177 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3178 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3179 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3180 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3181 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3182 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3183 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3184 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3185 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3186 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3187 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3188 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3189 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3190 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3191 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3192 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3193 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3194 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3195 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3196 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3197 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3198 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3199 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3200 (frv_sched_lookahead): Delete.
3201 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3202 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3203 (frv_handle_option): New function. Move -mcpu= handling from...
3204 (frv_override_options): ...here. Remove handling of other
3206 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3207 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3208 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3209 and TARGET_NO_MULTI_CE.
3210 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3211 !TARGET_VLIW_BRANCH.
3212 * config/frv/frv.opt: New file.
3214 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3216 * fold-const.c (fold_ternary): Take decomposed arguments of
3218 (fold): Update a call to fold_ternary.
3220 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3221 * tree.h: Add corresponding prototypes.
3223 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3226 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3227 between jump table and its label.
3228 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3229 resp. ADDR_DIFF_VEC and the label preceeding it.
3230 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3231 is emitted in the right section.
3233 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3235 * fold-const.c (fold_unary, fold_binary): Update comments
3238 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3240 PR rtl-optimization/20527
3241 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3242 REG_INC note, test that the register also isn't mentioned in PRED
3245 2005-03-22 Ben Elliston <bje@au.ibm.com>
3247 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3250 2005-03-21 Mike Stump <mrs@apple.com>
3252 * varasm.c (default_assemble_visibility): Remove extra ().
3254 2005-03-21 Roger Sayle <roger@eyesopen.com>
3257 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3258 to determine whether a block can be duplicated, rather than test
3259 whether the block contains noncopyable insns ourselves.
3261 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3263 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3266 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3268 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3270 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3272 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3273 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3274 * config/fr30/fr30.opt: New file.
3276 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3278 Fix PR tree-optimization/20542
3280 * tree-flow-inline.h (overlap_subvar): Move to here.
3281 * tree-ssa-operands.c: From here.
3282 * tree-flow.h (overlap_subvar): Declare.
3283 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3284 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3285 for variables with subvars.
3287 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3290 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3291 * modulo-sched.c (const_iteration_count): Return on NULL
3293 (print_node_sched_params): Return on NULL dump_file.
3294 (generate_reg_moves): Handle reg-anti dependencies and disregard
3295 closing branch when generating register moves.
3296 (sms_schedule): Mark the SMSed block dirty.
3297 * passes.c (rest_of_handle_sms): Call update_life_info for all
3299 * testsuite/gcc.dg/20050321-1.c: New test.
3301 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3303 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3304 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3305 movqi_internal): Likewise.
3307 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3309 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3310 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3311 xtensa_b4const): Delete prototypes.
3312 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3313 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3314 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3315 xtensa_extra_constraint): New prototypes.
3316 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3317 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3318 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3319 move_operand, const_float_1_operand, fpmem_offset_operand,
3320 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3321 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3322 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3323 argument type to HOST_WIDE_INT.
3324 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3325 xtensa_mask_immediate): Likewise.
3326 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3327 Likewise. Also make these functions static.
3328 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3329 (xtensa_const_ok_for_letter_p): New.
3330 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3331 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3332 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3333 move_operand, const_float_1_operand, fpmem_offset_operand,
3334 branch_operator, ubranch_operator, boolean_operator): Move to
3336 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3337 (xtensa_mem_offset): Change return type to bool.
3338 (xtensa_extra_constraint): New.
3339 (gen_int_relational): Update type of const_range_p function pointer.
3340 Use xtensa_b4const_or_zero.
3341 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3342 xtensa_const_ok_for_letter_p. Update comments.
3343 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3344 (PREDICATE_CODES): Delete.
3345 * config/xtensa/xtensa.md: Include predicates.md.
3346 * config/xtensa/predicates.md: New file.
3348 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3350 * config/v850/v850-protos.h: Remove the prototypes for
3351 reg_or_int9_operand, reg_or_const_operand,
3352 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3353 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3354 movsi_source_operand, power_of_two_operand,
3355 not_power_of_two_operand, special_symbolref_operand,
3356 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3357 register_is_ok_for_epilogue.
3358 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3359 reg_or_int9_operand, reg_or_const_operand,
3360 call_address_operand, special_symbolref_operand,
3361 movsi_source_operand, power_of_two_operand,
3362 not_power_of_two_operand, register_is_ok_for_epilogue,
3363 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3364 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3366 * config/v850/v850.h (PREDICATE_CODES): Remove.
3367 * config/v850/v850.md: Include predicates.md.
3368 * config/v850/predicates.md: New.
3370 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3372 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3373 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3374 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3375 (itoolsdir, itoolsdatadir): Move definition above new first use.
3376 (install-itoolsdirs): New rule.
3377 (install-mkheaders): Depend on install-itoolsdirs, not
3378 install-include-dir.
3380 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3382 * tree-into-ssa.c: Remove obsolete comments.
3384 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3386 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3387 unrolling if -fpeel-loops is specified, too.
3388 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3389 Remove superfluous check for flag_unroll_loops.
3391 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3393 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3394 (lrint_optab, llrint_optab): Define corresponding macros.
3395 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3396 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3397 pattern and llrint_optab using llrintdi2 patterns.
3398 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3399 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3400 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3401 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3402 flag_unsafe_math_optimizations is set.
3404 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3406 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3407 simplify_logical, if_then_else_cond, known_cond,
3408 simplify_comparison): Adjust calls to reverse_comparison.
3409 Don't use combine_reversed_comparison_code).
3410 (combine_reversed_comparison_code): Remove.
3411 (reversed_comparison): Using reversed_comparison_code, move it...
3412 * jump.c (reversed_comparison): ... here.
3413 * rtl.h (reversed_comparison): Add prototype.
3415 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3417 * builtins.c (fold_builtin): Take decomposed arguments of
3419 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3420 * gimplify.c (gimplify_call_expr): Likewise.
3421 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3422 * tree.h: Update the prototype of fold_builtin.
3424 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3426 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3427 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3428 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3429 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3430 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3432 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3434 * builtins.c (fold_builtin_1): Take decomposed arguments of
3436 (fold_builtin): Update a call to fold_builtin_1.
3438 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3441 * gcov.c (output_lines): Only output function block summary when
3442 outputting branch information.
3443 * doc/gcov.texi: Document format of preamble and additional block
3446 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3448 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3449 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3450 the defaults false if BITS_PER_UNIT != 8.
3451 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3452 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3453 than BITS_PER_UNIT != 8.
3454 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3455 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3456 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3458 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3459 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3461 2005-03-20 Roger Sayle <roger@eyesopen.com>
3464 * fold-const.c (fold_binary): Fix type mismatch between
3465 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3466 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3467 for non-truth-valued expressions.
3469 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3470 and FUNCTION_DECL in the main switch.
3471 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3472 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3473 we also need to convert their operands to match.
3474 <TRUTH_NOT_EXPR>: Likewise.
3476 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3478 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3479 diagnostic without checking whether an lvalue.
3480 * c-common.h (lvalue_p): Remove.
3481 (enum lvalue_use): Update comment.
3482 (lvalue_or_else): Replace by lvalue_error.
3483 * c-typeck.c (lvalue_p): Make static.
3484 (lvalue_or_else): New. Call lvalue_error.
3486 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3488 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3489 (function_arg_advance): Use rs6000_parm_start.
3490 (function_arg, rs6000_arg_partial_bytes): Likewise.
3492 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3494 * c-common.c (check_case_value): Adjust comment about stripping
3496 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3497 * c-typeck.c (default_conversion, convert_arguments,
3498 build_modify_expr, convert_for_assignment, store_init_value,
3499 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3500 manually. Remove inaccurate comments.
3502 2005-03-20 Roger Sayle <roger@eyesopen.com>
3503 Joseph S. Myers <joseph@codesourcery.com>
3505 * varasm.c (do_assemble_alias): Restore comment describing function.
3506 Annotate the target parameter as potentially unused.
3508 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3511 * config/avr/avr.c (avr_output_function_prologue): Do not use
3512 current_function_name() in a label, use a local label instead.
3514 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3516 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3517 flag_finite_math_only, not flag_unsafe_math_optimizations.
3519 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3521 * builtins.c (fold_builtin_1): Update a call to
3522 targetm.fold_builtin.
3523 * hooks.c (hook_tree_tree_bool_null): Rename to
3524 hook_tree_tree_tree_bool_null. Take one more argument of type
3526 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3527 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3528 hook_tree_tree_tree_bool_null.
3529 * target.h (gcc_target): Update the prototype of fold_builtin.
3530 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3531 arguments of CALL_EXPR.
3532 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3535 2005-03-20 Jan Hubicka <jh@suse.cz>
3537 * cgraph.h (cgraph_node): Add prev_clone pointer.
3538 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3539 (cgraph_clone_node): Produce doubly linked chain.
3541 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3543 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3544 get_nonnull_operand, handle_sentinel_attribute,
3545 check_function_arguments_recurse): Do not strip NOPS from
3547 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3549 * c-format.c (get_constant): Likewise.
3550 * c-parser.c (c_parser_postfix_expression): Likewise.
3551 * c-typeck.c (set_init_index): Likewise.
3552 (convert_arguments): Don't check for NOP_EXPR containing integer
3555 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3557 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3558 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3559 Take decomposed arguments of CALL_EXPR.
3560 (fold_builtin_1): Update calls to the functions mentioned
3563 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3565 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3566 width to have integer type.
3567 (build_enumerator): Require enumerator value to have integer type.
3569 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3571 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3574 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3576 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3577 std=iso9899:199x): Correct descriptions.
3579 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3581 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3584 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3586 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3588 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3589 fold_builtin_memcpy.
3591 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3592 arguments of CALL_EXPR.
3593 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3594 fold_builtin_found, fold_builtin_1): Update calls to
3595 fold_trunc_transparent_mathfn.
3597 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3600 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3601 function pointers on targets that require function pointer
3603 (fold_sign_changed_comparison): Likewise.
3605 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3607 * combine.c (try_combine): When changing the mode of a hard reg, make
3608 sure that doing so is valid.
3610 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3612 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3613 (TARGET_HANDLE_OPTION): Override default.
3614 (avr_handle_option): New function.
3615 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3616 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3617 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3618 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3619 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3620 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3621 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3622 (TARGET_OPTIONS): Delete.
3623 * config/avr/avr.opt: New file.
3625 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3627 * config/m32r/m32r-protos.h: Remove the prototypes for
3628 call_address_operand, symbolic_operand, seth_add3_operand,
3629 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3630 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3631 two_insn_const_operand, move_src_operand,
3632 move_double_src_operand, move_dest_operand,
3633 eqne_comparison_operator, signed_comparison_operator,
3634 large_insn_p, conditional_move_operand, carry_compare_operand,
3635 m32r_block_immediate_operand, extend_operand,
3636 reg_or_eq_int16_operand, int8_operand, and
3637 reg_or_zero_operand.
3638 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3639 seth_add3_operand, int8_operand, cmp_int16_operand,
3640 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3641 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3642 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3643 move_double_src_operand, move_dest_operand,
3644 eqne_comparison_operator, signed_comparison_operator,
3645 extend_operand, small_insn_p, large_insn_p,
3646 conditional_move_operand, carry_compare_operand,
3647 m32r_block_immediate_operand): Move to predicates.md.
3648 (MAX_MOVE_BYTES): Move to m32r.h.
3649 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3650 * config/m32r/m32r.md: Include predicates.md.
3651 * config/m32r/predicates.md: New.
3653 2005-03-18 James E Wilson <wilson@specifixinc.com>
3656 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3659 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3661 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3662 call_address_operand, const_8bit_operand.
3663 * config/mn10300/mn10300.c (call_address_operand,
3664 const_8bit_operand, const_1f_operand): Move to predicates.md.
3665 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3666 * config/mn10300/mn10300.md: Include predicates.md.
3667 * config/mn10300/predicates.md: New.
3669 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3671 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3672 declarations in diagnostics and %E for identifiers, not %s.
3674 2005-03-18 Jan Hubicka <jh@suse.cz>
3675 Dale Johannesen <dalej@apple.com>
3677 * basic-block.h (scale_bbs_frequencies_int,
3678 scale_bbs_frequencies_gcov_type): Declare.
3679 * cfg.c (RDIV): New macro.
3680 (update_bb_frequency_for_threading): Fix.
3681 * basic-block.h (scale_bbs_frequencies_int,
3682 scale_bbs_frequencies_gcov_type): New.
3683 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3684 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3685 scale_bbs_frequencies_int.
3686 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3688 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3690 * config/m32r/m32r-protos.h: Remove the prototypes for
3691 call_address_operand, symbolic_operand, seth_add3_operand,
3692 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3693 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3694 two_insn_const_operand, move_src_operand,
3695 move_double_src_operand, move_dest_operand,
3696 eqne_comparison_operator, signed_comparison_operator,
3697 large_insn_p, conditional_move_operand, carry_compare_operand,
3698 m32r_block_immediate_operand, extend_operand,
3699 reg_or_eq_int16_operand, int8_operand, and
3700 reg_or_zero_operand.
3701 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3702 seth_add3_operand, int8_operand, cmp_int16_operand,
3703 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3704 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3705 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3706 move_double_src_operand, move_dest_operand,
3707 eqne_comparison_operator, signed_comparison_operator,
3708 extend_operand, small_insn_p, large_insn_p,
3709 conditional_move_operand, carry_compare_operand,
3710 m32r_block_immediate_operand): Move to predicates.md.
3711 (MAX_MOVE_BYTES): Move to m32r.h.
3712 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3713 * config/m32r/m32r.md: Include predicates.md.
3714 * config/m32r/predicates.md: New.
3716 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3718 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3719 symbolic_operand, symbolic_memory_operand,
3720 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3721 indexed_memory_operand, move_dest_operand, move_src_operand,
3722 prefetch_cc_operand, prefetch_nocc_operand,
3723 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3724 arith_operand, arith11_operand, pre_cint_operand,
3725 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3726 ireg_operand, int5_operand, uint5_operand, int11_operand,
3727 uint32_operand, arith5_operand, and_operand, ior_operand,
3728 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3729 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3730 shadd_operand, movb_comparison_operator,
3731 cmpib_comparison_operator): Move to predicates.md.
3732 (magic_milli, shadd_constant_p): Make it extern.
3733 * config/pa/pa.h (PREDICATE_CODES): Remove.
3734 * config/pa/pa.md: Include predicates.md.
3735 * config/pa/predicates.md: New.
3737 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3740 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3742 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3743 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3744 config/alpha/freebsd.h, config/alpha/linux.h,
3745 config/alpha/netbsd.h, config/alpha/osf5.h,
3746 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3747 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3748 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3749 doc/cppopts.texi: Update copyright.
3751 2005-03-18 Jan Hubicka <jh@suse.cz>
3754 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3756 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3759 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3761 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3764 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3766 * combine.c (gen_binary): Remove.
3767 (known_cond, simplify_shift_const, find_split_point,
3768 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3769 simplify_logical, expand_field_assignment, extract_left_shift,
3770 force_to_mode, if_then_else_cond, apply_distributive_law,
3771 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3772 simplify_comparison, reversed_comparison): Replace with
3773 simplify_gen_binary, simplify_gen_relational or
3774 distribute_and_simplify_rtx.
3775 (distribute_and_simplify_rtx): New function.
3777 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3778 Paolo Bonzini <gcc.gnu.org>
3780 * calls.c (setjmp_call_p, special_function_p): Update comments
3781 at the head of the functions.
3783 2005-03-18 Jan Hubicka <jh@suse.cz>
3785 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3787 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3788 function body should be released; do not proactively release function
3789 bodies in non-unit-at-a-time mode.
3791 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3793 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3794 mno-fp-ret-in-387 multilib variants.
3796 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3798 * common.opt (m): Remove.
3799 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3801 (common_handle_option): Remove OPT_m case.
3803 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3805 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3807 (fold_builtin_1): Update a call to fold_builtin_bitop.
3809 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3811 (fold_builtin_1): Update a call to fold_builtin_signbit.
3813 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3815 PR tree-optimization/20474
3816 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3817 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3819 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3821 * config/h8300/h8300-protos.h: Remove prototypes for
3822 general_operand_src, general_operand_dst, single_one_operand,
3823 single_zero_operand, call_insn_operand,
3824 two_insn_adds_subs_operand, small_call_insn_operand,
3825 jump_address_operand, bit_operand, bit_memory_operand,
3826 stack_pointer_operand, const_int_gt_2_operand,
3827 const_int_ge_8_operand, const_int_qi_operand,
3828 const_int_hi_operand, incdec_operand, bit_operator,
3829 nshift_operator, eqne_operator, gtle_operator,
3830 gtuleu_operator, iorxor_operator.
3831 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3832 h8300_ldm_stm_parallel.
3833 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3835 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3836 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3837 (h8300_ldm_stm_parallel): Make it extern.
3838 (h8300_ldm_parallel, h8300_stm_parallel,
3839 h8300_return_parallel, general_operand_src,
3840 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3841 nibble_operand, reg_or_nibble_operand, single_one_operand,
3842 single_zero_operand, call_insn_operand,
3843 two_insn_adds_subs_operand, small_call_insn_operand,
3844 jump_address_operand, bit_operand, bit_memory_operand,
3845 stack_pointer_operand, const_int_gt_2_operand,
3846 const_int_ge_8_operand, const_int_qi_operand,
3847 const_int_hi_operand, incdec_operand, eqne_operator,
3848 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3849 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3850 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3851 nshift_operator): Move to predicates.md.
3852 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3853 * config/h8300/h8300.md: Include predicates.md.
3854 * config/h8300/predicates.md: New.
3856 2005-03-17 Richard Henderson <rth@redhat.com>
3858 * config.gcc (ia64*-*-hpux*): Add extra_options.
3859 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3860 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3861 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3862 (ia64_tls_size_string, ia64_tune_string): Remove.
3863 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3864 (TARGET_DEFAULT_TARGET_FLAGS): New.
3865 (TARGET_HANDLE_OPTION): New.
3866 (ia64_override_options): Move options parsing ...
3867 (ia64_handle_option): ... here. New.
3868 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3869 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3870 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3871 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3872 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3873 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3874 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3875 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3876 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3877 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3878 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3879 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3880 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3881 TARGET_EARLY_STOP_BITS): Remove.
3882 (TARGET_ILP32): Default false.
3883 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3884 (enum ia64_inline_type): New.
3885 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3886 * config/ia64/ia64.md: Update for new definitions of
3887 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3888 * config/ia64/ia64.opt: New file.
3889 * config/ia64/ilp32.opt: New file.
3891 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3894 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3896 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3898 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3899 instead of MASK_H8300S.
3900 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3901 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3902 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3903 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3904 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3905 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3906 TARGET_SWITCHES): Remove.
3907 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3909 * config/h8300/h8300.opt: New.
3911 * config/alpha/alpha.opt, config/arc/arc.opt,
3912 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3915 2005-03-17 Ian Lance Taylor <ian@airs.com>
3919 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3921 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3922 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3923 (TARGET_HANDLE_OPTION): Override default.
3924 (arc_handle_option): New function.
3925 (arc_init): Remove code to set arch_cpu_string.
3926 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3927 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3928 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3929 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3930 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3931 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3932 (arc_rodata_string, TARGET_OPTIONS): Delete.
3933 * config/arc/arc.opt: New file.
3935 2005-03-17 Richard Henderson <rth@redhat.com>
3937 * doc/extend.texi (Weak Pragmas): New section.
3938 (attribute alias): Clarify that target must be in the same
3941 2005-03-17 Richard Henderson <rth@redhat.com>
3943 * config/alpha/alpha.opt: New file.
3944 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3946 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3947 alpha_fprm_string, alpha_fptm_string): Make static.
3948 (alpha_tls_size_string): Remove.
3949 (alpha_handle_option): New.
3950 (override_options): Update for alpha_cpu/alpha_tune split.
3951 (alpha_file_start): Likewise.
3952 (TARGET_DEFAULT_TARGET_FLAGS): New.
3953 (TARGET_HANDLE_OPTION): New.
3954 * config/alpha/alpha.h (alpha_tune): Declare.
3955 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3956 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3957 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3958 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3959 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3960 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3961 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3962 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3963 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3964 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3965 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3966 (TARGET_DEFAULT): Remove MASK_FP.
3967 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3968 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3969 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3970 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3971 alpha_tls_size_string): Remove.
3972 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3973 (attribute tune): Rename from attribute cpu.
3974 * config/alpha/ev4.md: Update to match.
3975 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3976 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3977 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3978 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3979 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3980 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3982 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3984 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3985 and return without creating new state if before_nops_num is nonzero.
3986 * config/ia64/ia64.md (first_insn): New attribute.
3987 (alloc): Set it to yes.
3989 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3991 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3992 STMT_VINFO_SUBVARS to NULL.
3993 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3995 2005-03-16 Dale Johannesen <dalej@apple.com>
3997 * rtlanal.c (find_first_parameter_load): Rewrite to
3998 return actual first param load or the call if none,
3999 instead of first in block, when not all loads exist.
4001 2005-03-16 Roger Sayle <roger@eyesopen.com>
4003 * optabs.c (expand_copysign_absneg): Make static.
4004 * optabs.h (expand_copysign_absneg): Delete prototype.
4005 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4007 2005-03-16 Richard Henderson <rth@redhat.com>
4010 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4011 (alias_pairs): Rename from output_defs.
4012 (find_decl_and_mark_needed): Split out from assemble_alias.
4013 (do_assemble_alias): New.
4014 (assemble_output_def): Remove.
4015 (finish_aliases_1, finish_aliases_2): New.
4016 (process_pending_assemble_output_defs): Remove.
4017 (assemble_alias): Defer aliases for which we don't yet have a
4018 non-external decl for the target symbol.
4019 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4020 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4021 * toplev.c (compile_file): Use finish_aliases_2 instead of
4022 process_pending_assemble_output_defs.
4023 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4024 (process_pending_assemble_output_defs): Remove.
4026 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4028 Fix PR tree-optimization/20489
4030 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4031 for empty structures.
4033 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4035 Fix PR tree-optimization/20490
4037 * tree-ssa-pre.c (create_expression_by_pieces): Use
4038 force_gimple_operand on result of fold.
4040 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4042 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4043 of closing parenthesis.
4045 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4047 * builtins.c (expand_movstr): Update a call to
4048 fold_builtin_strcpy.
4049 (expand_builtin_strncpy): Update a call to
4050 fold_builtin_strncpy.
4051 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4052 arguments of CALL_EXPR.
4053 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4054 fold_builtin_strncpy.
4055 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4056 * tree.h: Update the prototypes of fold_builtin_strcpy and
4057 fold_builtin_strncpy.
4059 2005-03-16 Steven Bosscher <stevenb@suse.de>
4060 Dorit Naishlos <dorit@il.ibm.com>
4062 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4063 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4066 2005-03-16 Steven Bosscher <stevenb@suse.de>
4068 * tree-inline.c (walk_type_fields, walk_tree,
4069 walk_tree_without_duplicates): Move from here...
4070 * tree.c: ...to here.
4072 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4074 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4075 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4076 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4077 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4078 (version): Define using $(BASEVER_c).
4079 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4081 (version.o): Depend on version files; add custom generation command.
4082 (prefix.o): Define BASEVER on command line.
4083 (s-iov): Depend on version files; adjust command.
4084 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4086 (gcc-vers.texi): New rule.
4087 (doc/%.info, doc/%.dvi): Add -I . to command line.
4088 (doc/gccinstall.dvi): Likewise.
4089 (PACKAGE): Delete. All uses replaced with "gcc".
4090 * aclocal.m4: Do not include gcc-version.m4.
4091 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4092 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4093 Set is_release based on contents of DEV-PHASE.
4094 Set gcc_version based on contents of BASE-VER.
4095 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4096 * config.in, configure: Regenerate.
4097 * gccbug.in: Determine version of GCC in use at runtime.
4098 * gcov-iov.c: Get version number and development phase from
4099 command line, not by including version.c.
4100 * intl.c: Replace all uses of PACKAGE with "gcc".
4101 * libada-mk.in: Delete unused "gcc_version" variable.
4102 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4103 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4104 commentary to match.
4105 (version_string): Put together from pieces.
4106 * config/alpha/x-vms: Do not use $(gcc_version).
4107 * config/i386/t-nwld: Likewise.
4108 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4109 version-GCC and DEVELOPMENT.
4111 2005-03-15 Roger Sayle <roger@eyesopen.com>
4113 PR tree-optimization/17454
4114 * tree.c (tree_size): Add case for TREE_BINFO.
4115 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4116 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4118 2005-03-15 Roger Sayle <roger@eyesopen.com>
4120 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4121 op1 whilst expanding the signed widenening multiply variant.
4123 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4125 * toplev.c (display_target_options): Avoid unused variable warning if
4126 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4127 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4128 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4129 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4130 (mips_isa_info): New variable.
4131 (mips_parse_cpu): Remove the first argument and leave the caller
4133 (TARGET_HANDLE_OPTION): Override default.
4134 (mips_handle_option): New function. Move option validation code from...
4135 (override_options): ...here. Update calls to mips_parse_cpu.
4136 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4137 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4138 (SUBTARGET_TARGET_OPTIONS): Delete.
4139 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4140 (mno-flush-func, mtune=): New options.
4142 2005-03-15 Roger Sayle <roger@eyesopen.com>
4143 Richard Henderson <rth@redhat.com>
4145 * real.c (c4x_single_format, c4x_extended_format): Provide values
4146 for signbit_ro for c4x's single and extended floating point formats.
4147 * optabs.c (expand_copysign): Use the floating point format's
4148 signbit_ro for expanding via expand_copysign_absneg, and it's
4149 signbit_rw field for expanding via expand_copysign_bit.
4151 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4153 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4154 known_alignment_for_access_p.
4155 (known_alignment_for_access_p): New.
4156 (do_peeling_for_alignment): Field made int instead of bool and renamed
4157 to peeling_for_alignment.
4158 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4159 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4160 functionality used to be in vect_analyze_operations.
4161 (vect_analyze_operations): Code to determine vectorization factor was
4162 moved to vect_determine_vectorization_factor.
4163 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4164 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4166 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4167 be part of vect_analyze_operations).
4168 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4169 creating the guard condition, as the number of iterations may be
4171 (slpeel_tree_peel_loop_to_edge): Use new name of
4172 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4173 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4174 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4175 (vect_do_peeling_for_alignment): Use fold.
4176 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4178 (vect_update_inits_of_dr): Renamed to
4179 vect_update_init_of_dr.
4180 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4181 (vectorizable_store): Fix assertion to use == instead of =.
4183 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4185 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4186 call_used_regs for wCG registers.
4188 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4190 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4191 for non-offsettable memory references to cope with outstanding reload
4192 replacements, take 2.
4194 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4197 * config/i386/i386.h (x86_fisttp): New.
4198 (TARGET_FISTTP): New macro.
4199 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4200 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4201 instruction when fisttp flag is set.
4202 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4204 * config/i386/i386.md (type attribute): Add fisttp.
4205 (unit attribute): Set to i387 for fisttp type.
4206 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4207 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4209 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4210 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4212 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4213 patterns for TARGET_FISTTP. Enable patterns for
4214 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4215 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4216 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4217 implement fisttp x87 insn.
4218 (fix_trunc*_i387_fisttp splitters): New patterns.
4219 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4220 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4221 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4223 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4224 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4225 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4226 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4227 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4228 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4229 Disable patterns for TARGET_FISTTP.
4230 (fix_trunc*_i387 splitters): Implement usign mode macros.
4231 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4232 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4233 (fix_trunx*_sse peephole2s): Implement using mode macros.
4235 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4237 PR rtl-optimization/20291
4238 * combine.c (try_combine): If splitting fails, re-try with
4239 original combined pattern, i.e. before clobber stripping.
4241 2005-03-14 Eric Christopher <echristo@redhat.com>
4243 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4244 STACK_GROWS_DOWNWARD.
4246 2005-03-14 Roger Sayle <roger@eyesopen.com>
4248 * real.h (struct real_format): Split the signbit field into two
4249 two fields, signbit_ro and signbit_rw.
4250 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4251 mips_double_format, ieee_extended_motorola_format,
4252 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4253 ieee_extended_intel_128_format, ibm_extended_format,
4254 mips_extended_format, ieee_quad_format, mips_quad_format,
4255 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4256 i370_double_format, c4x_single_format, c4x_extended_format,
4257 real_internal_format): Update initializers for new field.
4258 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4259 real_format structure.
4260 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4261 field of the real_format structure.
4263 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4265 Fix PR tree-optimization/20458
4267 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4268 DECL_EXTERNAL on STRUCT_FIELD tags.
4269 (clear_call_clobbered): Ditto.
4270 * tree-ssa-operands.c (note_addressable): Make sure the original
4271 variable doesn't slip into the addressable list if we have
4273 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4276 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4278 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4279 (-fwide-exec-charset): Likewise.
4280 (-finput-charset): Likewise.
4281 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4282 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4283 * c.opt (Wnormalized): New.
4285 2005-03-14 Devang Patel <dpatel@apple.com>
4287 * doc/invoke.texi: Add reference to Visibility document.
4289 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4291 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4292 MASK_SPLIT_ADDRESSES.
4293 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4294 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4295 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4296 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4297 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4298 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4299 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4300 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4301 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4302 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4303 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4304 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4305 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4306 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4307 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4308 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4309 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4310 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4311 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4312 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4313 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4314 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4315 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4316 (TARGET_EXPLICIT_RELOCS): Delete.
4317 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4318 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4319 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4320 (override_options): Set MASK_LONG64 if -mint64 is given and no
4321 -mlongXX option is. Complain about -mint64 -mlong32.
4322 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4323 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4324 * config/mips/mips.opt: New file.
4326 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4328 * config.gcc (extra_options): New variable for listing option files.
4329 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4330 * configure.ac (extra_opt_files): New AC_SUBST variable.
4331 (tm_file_list, tm_include_list): Include options.h first.
4332 * configure: Regenerate.
4333 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4334 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4335 (s-options-h): New rule.
4336 (options.h): Depend on it.
4337 (TEXI_GCCINT_FILES): Add options.texi.
4338 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4339 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4340 * target.h (gcc_target): Add default_target_flags and handle_option.
4341 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4342 (TARGET_HANDLE_OPTION): New macros.
4343 (TARGET_INITIALIZER): Include them.
4344 * opt-functions.awk (opt_args, nth_arg): New functions.
4345 (switch_flags): Handle the "Target" flag.
4347 (var_name): Use opt_args and nth_arg.
4348 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4349 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4350 macros for the "Mask" and "InverseMask" options.
4351 * opts.h (cl_var_cond): New enum.
4352 (cl_option): Replace the "has_set_value" and "set_value" fields with
4353 "var_cond" and "var_value".
4354 (CL_TARGET): New macro.
4355 (option_enabled, print_filtered_help): Declare.
4356 (decode_options): Move definition.
4357 * opts.c (handle_option): Search for the original option before
4358 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4359 var_cond and var_value fields. Use targetm.handle_option to handle
4361 (decode_options): Set target_flags to targetm.default_target_flags.
4362 (print_filtered_help): Make global. Handle CL_TARGET.
4363 (option_enabled): New function.
4364 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4365 (display_target_options, set_target_switch, print_switch_values)
4366 (default_pch_valid_p): Guard uses of target_switches with
4367 #ifdef TARGET_SWITCHES. Also...
4368 (display_target_options): Display the CL_TARGET entries in cl_options.
4369 (set_target_option): Don't complain about the "" option when
4370 TARGET_SWITCHES is undefined.
4371 (print_switch_values): Use option_enabled.
4372 (default_pch_valid_p): Check cl_options[] when looking for something
4373 that has changed the value of target_flags.
4374 * c.opt: Remove documentation from top of file.
4375 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4376 * doc/sourecebuild.texi: Refer to the new options documentation
4377 instead of c.opt. Document machine-specific .opt files.
4378 * doc/tm.texi (target_flags): Say that this variable is declared
4380 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4381 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4383 * doc/options.texi: New file.
4385 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4388 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4391 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4394 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4395 temporary variable of pointer type if an lvalues is required.
4396 (gimplify_modify_expr_rhs): Request an rvalue from it.
4397 (gimplify_expr): Pass fallback on.
4399 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4401 * cfgbuild.c: Update comments.
4403 2005-03-14 Roger Sayle <roger@eyesopen.com>
4405 PR rtl-optimization/17236
4406 * optabs.c (expand_doubleword_mult): New helper function split out
4407 from expand_binop. Permute the order in which instructions are
4408 emitted to minimize the number of simultaneously live registers.
4409 (expand_binop): Call expand_doubleword_mult to synthesize a double
4410 word multiplication.
4412 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4414 * basic-block.h: Update the prototypes of cached_make_edge and
4416 * cfg.c (cached_make_edge): Take edge_cache representing one
4417 row of the adjacency matrix of edges.
4418 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4419 (make_edges): Initialize edge_cache to represent one row of
4420 the adjacency matrix of edges.
4422 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4424 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4426 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4427 Remove unused removed_phis variable.
4428 (conditional_replacement): Use build1/build2.
4429 (abs_replacement): Use last_and_only_stmt and build1/build2.
4431 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4433 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4434 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4435 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4436 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4437 * c-common.c (handle_novops_attribute): New function.
4438 (c_common_attribute_table): Add "no vops" entry.
4439 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4440 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4441 * tree-ssa-operands.c (get_call_expr_operands): Do not
4442 create virtual operands for calls with ECF_NOVOPS flag.
4443 * tree.h (DECL_IS_NOVOPS): New macro.
4444 (struct tree_decl): Add novops_flag.
4445 (ECF_NOVOPS): New constant.
4447 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4450 * config/i386/i386.c (x86_use_himode_fiop): New.
4451 (x86_use_simode_fiop): Rename from x86_use_fiop.
4452 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4453 (TARGET_USE_HIMODE_FIOP): New.
4454 (x86_use_simode_fiop): Rename from x86_use_fiop.
4455 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4457 * config/i386/i386.md (X87MODEI12): New mode macro define.
4458 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4459 to implement x87 FP compare with HImode input operands.
4460 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4461 Use X87MODEI12 mode macro to handle HImode input operands.
4462 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4463 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4464 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4465 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4466 macro to implement x87 operators with HImode input operands.
4467 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4470 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4472 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4474 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4475 constants invariant.
4477 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4479 * basic-block.h (BB_VISITED): Removed.
4480 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4482 2005-03-14 Falk Hueffner <falk@debian.org>
4485 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4487 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4489 * ggc-zone.c: Fix comment typos.
4491 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4492 stringpool.c, config/mips/mips-protos.h: Update copyright.
4494 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4496 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4497 throughout with its typedef, "rtx".
4498 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4499 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4500 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4501 regs in comment to match code.
4503 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4505 * except.c (check_handled): Make it static.
4506 * except.h: Remove the corresponding prototype.
4508 * function.c (get_func_frame_size): Make it static.
4509 * function.h: Remove the corresponding type.
4511 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4513 * hard-reg-set.h: Remove the corresponding declarations.
4515 * tree-cfg.c (verify_stmts): Check that
4516 bb_for_stmt (stmt) == bb for every PHI node and statement.
4518 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4520 * config.gcc: Remove excess indentation.
4521 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4523 2005-03-13 Roger Sayle <roger@eyesopen.com>
4526 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4527 * fold-const.c (fold_sign_changed_comparison): Likewise.
4528 (fold_binary): Optimize comparisons against widened operands if
4529 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4531 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4533 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4534 (sparc_override_options): Initialize it.
4535 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4537 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4539 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4540 (reg_or_none500mem_operand): New predicate.
4541 (zero_reg_mem_operand): New predicate.
4542 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4543 to reg_or_none500mem_operand.
4544 (extendsfdf2_fpr): Add MEM alternative.
4545 (extenddftf2_internal): Change operand2 predicate to
4546 zero_reg_mem_operand.
4548 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4550 * ggc-zone.c: Rewritten.
4552 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4554 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4555 * config.in: Regenerated.
4556 * configure: Regenerated.
4557 * gengtype.c (write_types_process_field, write_func_for_structure):
4558 Pass new argument to gt_pch_note_object.
4559 * ggc-common.c (struct ptr_data): Add TYPE.
4560 (gt_pch_note_object): Take TYPE argument and save it.
4561 (call_count): Update call to ggc_pch_count_object.
4562 (call_alloc): Update call to ggc_pch_alloc_object.
4563 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4565 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4566 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4567 (ggc_alloc_zone_stat): Delete.
4568 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4569 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4570 (ggc_pch_alloc_object): Update prototypes.
4571 (garbage_zone): Delete.
4572 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4573 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4575 (tree_id_zone): New variable.
4576 (ggc_alloc_cleared_zone): Remove unused.
4577 (ggc_alloc_zone): Define.
4578 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4579 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4580 ggc_alloc_zone_stat.
4581 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4582 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4583 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4584 (make_node_stat): Likewise. Use tree_id_zone.
4586 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4587 Joseph S. Myers <joseph@codesourcery.com>
4589 * configure.ac: Check for MIPS TLS.
4590 * configure: Regenerated.
4591 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4592 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4593 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4594 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4595 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4596 (mips_classify_symbol, mips_symbolic_constant_p)
4597 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4598 (mips_tls_operand_p, mips_call_tls_get_addr)
4599 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4600 (mips_tls_symbol_ref_1): New functions.
4601 (mips_legitimize_address, mips_legitimize_const_move): Call
4602 mips_legitimize_tls_address.
4603 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4605 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4606 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4607 (mips_char_to_class): Document V1_REG.
4608 (HAVE_AS_TLS): Provide default.
4609 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4611 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4613 (tls_get_tp_<mode>): New instruction.
4615 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4617 * configure.ac: Update checks for target tools.
4618 * configure: Regenerated.
4620 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4622 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4624 2005-03-13 Roger Sayle <roger@eyesopen.com>
4626 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4627 more classes of DImode multiplication by constant. Allow both
4628 multiplication by small negative constants (by performing a
4629 multiplication by a positive constant and negating the result) and
4630 multiplications by large powers of two, by using a left shift.
4632 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4634 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4635 of basic blocks into work_stack.
4637 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4638 config/mips/vr.h: Update copyright.
4640 * c-decl.c (c_init_decl_processing): Remove useless calls to
4641 build_function_type.
4643 * builtins.c (fold_trunc_transparent_mathfn,
4644 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4645 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4646 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4647 fold_builtin_strcpy, fold_builtin_strncpy,
4648 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4651 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4654 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4655 variable determinant.
4657 * tree-cfg.c (group_case_labels): Remove local variable type.
4659 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4662 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4665 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4668 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4669 (*movmemqi_insn): Delete.
4670 (*movmemhi): Delete.
4672 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4674 * builtins.c (fold_builtin_classify): Take decomposed
4675 arguments of CALL_EXPR.
4676 (fold_builtin_1): Update a call to fold_builtin_classify.
4678 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4681 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4682 through into call to parser_xref_tag after parse error.
4683 (c_parser_struct_declaration): Consistently return NULL_TREE on
4686 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4688 * tree-flow-inline.h (ref_contains_array_ref): New function.
4689 (lookup_subvars_for_var): Ditto.
4690 (get_subvars_for_var): Ditto.
4691 (var_can_have_subvars): Ditto.
4693 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4694 (struct subvar): New type.
4696 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4698 * tree-optimize.c (init_tree_optimization_passes): Call
4699 pass_create_structure_vars.
4701 * tree-ssa-alias.c: Include vec.h.
4702 (init_alias_info): Don't auto-clear call clobbered on struct-field
4704 (compute_flow_insensitive_aliasing): Handle subvars.
4705 (group_aliases): Handle STRUCT_FIELD aliases.
4706 (setup_pointers_and_addressables): Ditto.
4707 Don't mark variables non-addressable if they still have
4708 addressable subvars.
4709 Also mark subvars addressable when the real variable is marked
4711 (add_pointed_to_var): Try to prune the pointed-to set by only
4712 pointing to subvars when possible.
4713 Otherwise, make sure we set addresses_needed and pt_vars to
4714 properly include subvars.
4715 (bitpos_of_field): New function.
4716 (push_fields_onto_fieldstack): Ditto.
4717 (get_or_create_used_part_for): Ditto.
4718 (create_overlap_variables_for): Ditto.
4719 (find_used_portions): Ditto.
4720 (create_structure_vars): Ditto.
4721 (pass_create_structure_vars): New structure.
4723 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4724 (get_expr_operands): Handle subvars. Also try to turn
4725 COMPONENT_REF accesses into must-defs now that we can accurately
4727 (note_addressable): Try to only mark as addressable those subvars
4728 we know a COMPONENT_REF touches.
4729 (overlap_subvar): New function.
4731 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4732 Handle subvar storing.
4733 (vect_address_analysis): Update caller of vect_object_analysis.
4735 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4737 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4738 (STMT_VINFO_SUBVARS): New macro.
4740 * common.opts: add flag_tree_salias.
4742 * opts.c (decode_options): flag_tree_salias defaults to on.
4744 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4746 * doc/tree-ssa.texi: Document structural alias analysis.
4748 2005-03-12 Steven Bosscher <stevenb@suse.de>
4750 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4751 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4752 * tree-ssa-operands.c (get_expr_operands): Likewise.
4753 (get_expr_operands): Likewise for ERROR_MARK.
4755 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4757 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4760 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4763 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4764 (mark_operand_necessary): Remove local variable ver.
4766 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4767 variable prefix_len.
4769 * value-prof.c (mod_subtract_transform): Remove local variable
4772 * builtins.c (fold_builtin_exponent): Take decomposed
4773 arguments of CALL_EXPR.
4774 (fold_builtin_1): Update a call to fold_builtin_exponent.
4776 * builtins.c (fold_builtin_logarithm): Take decomposed
4777 arguments of CALL_EXPR.
4778 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4780 * c-decl.c (c_init_decl_processing): Remove local variables
4781 ptr_ftype_void and ptr_ftype_ptr.
4783 * gimplify.c (gimplify_expr): Remove local variables r0 and
4786 * reg-stack.c (move_for_stack_reg): Remove local variable
4788 (compare_for_stack_reg): Remove local variable flags_user.
4789 (convert_regs_1): Remove local variable deleted.
4791 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4793 (combine_blocks): Remove local variables exits and new_e.
4795 * tree-inline.c (expand_call_inline): Remove local variable
4798 * tree-ssa-live.c (create_ssa_var_map,
4799 calculate_live_on_entry): Remove local variable snn.
4801 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4803 * c-lex.c (c_lex_with_flags): Add parameter to call to
4806 2005-03-11 Per Bothner <per@bothner.com>
4808 * c-tree.h (struct c_declarator): New id_loc field.
4809 * c-pragma.h (c_lex_with_flags): Take position reference.
4810 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4811 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4812 (c_lex): Pass dummy location to c_lex_with_flags.
4813 * c-parser.c (c_lex_one_token): Set c_token's location using
4814 c_lex_with_flags, instead of input_location, which might be "ahead".
4815 (c_parser_direct_declarator): Set declarator's id_loc from
4817 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4818 declarator's id_loc, rather than probably-imprecise input_location.
4819 (build_id_declarator): Initialize c_declarator's id_loc field.
4821 2005-03-11 Roger Sayle <roger@eyesopen.com>
4824 * builtins.c (expand_builtin_signbit): Force the signbit's word
4825 into an integer register to avoid SUBREGs of floating point modes.
4827 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4829 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4830 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4831 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4832 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4834 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4836 PR rtl-optimization/20306
4837 * expr.c (emit_move_complex): Set try_int false if mode is
4838 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4839 emit_block_move if try_int is true.
4841 2005-03-11 Richard Henderson <rth@redhat.com>
4844 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4845 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4848 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4850 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4851 (TARGET_FIX_VR4130): New macro.
4852 (TARGET_OPTIONS): Add -mfix-vr4130.
4853 (ISA_HAS_MACCHI): New macro.
4854 (ASM_SPEC): Add -mfix-vr4130.
4855 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4856 (override_options): Handle mips_fix_vr4130_string.
4857 (mips_avoid_hazards): Clear all_noreorder_p
4858 if we're working around VR4130 errata and the macc alternatives
4860 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4861 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4862 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4863 (MULTILIB_DEFAULTS): Remove leading "march=".
4864 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4865 if no architecture option is given.
4866 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4868 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4869 * doc/invoke.texi: Document -mfix-vr4130.
4871 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4873 * config/mips/mips.c (override_options): Only warn about -mint64
4874 deprecation if TARGET_INT64.
4876 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4878 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4879 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4880 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4881 are non-specific regarding the nonnull parameter positions.
4882 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4883 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4884 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4885 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4887 * builtins.def: Use the non-specific "nonnull" attibute lists.
4889 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4891 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4892 single_pred_edge, single_succ, single_pred): Improve comments.
4894 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4896 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4897 single_pred_edge, single_succ, single_pred): New inline functions.
4898 * bb-reorder.c (rotate_loop, find_traces_1_round,
4899 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4900 duplicate_computed_gotos): Use the single_succ/pred functions.
4901 * cfganal.c (forwarder_block_p): Ditto.
4902 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4903 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4904 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4905 merge_seq_blocks): Ditto.
4906 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4907 * cfglayout.c (fixup_reorder_chain): Ditto.
4908 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4909 canonicalize_loop_headers, verify_loop_structure): Ditto.
4910 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4911 mfb_update_loops, create_preheader, force_single_succ_latches,
4912 create_loop_notes): Ditto.
4913 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4914 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4915 commit_one_edge_insertion, purge_dead_edges,
4916 cfg_layout_can_merge_blocks_p): Ditto.
4917 * except.c (sjlj_emit_function_enter): Ditto.
4918 * flow.c (init_propagate_block_info): Ditto.
4919 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4920 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4921 insert_insn_end_bb): Ditto.
4922 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4923 find_if_case_2): Ditto.
4924 * lambda-code.c (perfect_nestify): Ditto.
4925 * lcm.c (optimize_mode_switching): Ditto.
4926 * loop-doloop.c (doloop_modify): Ditto.
4927 * loop-init.c (loop_optimizer_init): Ditto.
4928 * loop-iv.c (simplify_using_initial_values): Ditto.
4929 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4930 * loop-unswitch.c (unswitch_loop): Ditto.
4931 * modulo-sched.c (generate_prolog_epilog): Ditto.
4932 * predict.c (combine_predictions_for_insn, estimate_probability,
4933 tree_estimate_probability, last_basic_block_p,
4934 estimate_bb_frequencies): Ditto.
4935 * profile.c (branch_prob): Ditto.
4936 * regrename.c (copyprop_hardreg_forward): Ditto.
4937 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4938 * tracer.c (layout_superblocks): Ditto.
4939 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4940 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4941 cleanup_control_expr_graph, disband_implicit_edges,
4942 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4943 tree_verify_flow_info, tree_make_forwarder_block,
4944 tree_forwarder_block_p, remove_forwarder_block,
4945 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4946 * tree-if-conv.c (tree_if_conversion): Ditto.
4947 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4948 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4949 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4950 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4951 copy_loop_headers): Ditto.
4952 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4953 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4954 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4955 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4956 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4957 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4958 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4959 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4960 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4961 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4962 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4963 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4964 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4965 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4966 slpeel_add_loop_guard): Ditto.
4968 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4970 PR tree-optimization/15784
4971 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4974 * stmt.c (expand_case): Don't change index_type. Convert minval
4977 PR tree-optimization/20130
4978 * fold-const.c (fold): Fold x * -1 into -x.
4980 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4982 PR rtl-optimization/20331
4983 * rtlanal.c (modified_between_p): Check its address first for MEM.
4984 (modified_in_p): Likewise.
4986 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4988 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4990 2005-03-10 Steven Bosscher <stevenb@suse.de>
4992 * expr.c (expand_expr_real_1): If possible, use a conditional
4993 move for expanding MIN_EXPR and MAX_EXPR.
4994 Use temp for moving around rtx-en.
4996 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4999 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5002 2005-03-10 Roger Sayle <roger@eyesopen.com>
5004 * builtins.c (expand_builtin_signbit): Extend to handle floating
5005 point modes wider than the largest integer type, using the
5006 operand_subword_force function to obtain the signbit's word.
5008 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5011 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5012 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5014 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5016 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5018 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5020 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5022 (perform_edge_inserts): Unconditionally call
5023 free_dominator_info.
5025 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5027 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5029 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5031 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5033 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5035 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5037 (rtl_register_value_prof_hooks,
5038 tree_value_profile_transformations,
5039 tree_register_value_prof_hooks): Likewise.
5040 * var-tracking.c (stack_adjust_offset_pre_post,
5041 variable_htab_free, variable_union, dataflow_set_different_2,
5042 count_uses, variable_was_changed, set_frame_base_location,
5043 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5044 vt_add_function_parameters): Likewise.
5045 * varasm.c (named_section_real, named_section, make_decl_rtl,
5046 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5047 const_hash_1, compare_constant, copy_constant, force_const_mem,
5048 output_constant_pool_2, output_constant_pool_1, output_constant,
5049 output_constructor, make_decl_one_only, decl_tls_model,
5050 default_no_named_section, default_elf_select_section_1,
5051 default_unique_section_1): Likewise.
5052 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5053 * vmsdbgout.c (addr_const_to_string): Likewise.
5056 * function.c (struct assign_parm_data_one): Remove last_named
5058 (assign_parm_find_data_types): Don't determine last_named.
5059 Reorder named_parm determination.
5060 (assign_parms): Only setup varargs on the last non-varadic
5063 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5065 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5066 sda base address on medium model.
5068 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5070 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5071 * cfgloop.c (flow_loop_nodes_find): Export.
5072 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5074 * cfgloopmanip.c (fix_loop_structure): New function.
5075 * predict.c (predict_loops): Clean up the loops information.
5076 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5077 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5079 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5080 (rewrite_into_loop_closed_ssa): Declaration changed.
5081 * tree-loop-linear.c (linear_transform_loops): Add argument to
5082 rewrite_into_loop_closed_ssa call.
5083 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5084 * tree-ssa-loop-im.c (move_computations): Ditto.
5085 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5086 * tree-vectorizer.c (vectorize_loops): Ditto.
5087 * tree-optimize.c: Include cfgloop.h.
5088 (execute_todo): Choose whether to call cleanup_tree_cfg or
5089 cleanup_tree_cfg_loop.
5090 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5091 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5092 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5093 cleanup_tree_cfg_loop call.
5094 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5095 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5096 work on part of cfg.
5098 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5101 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5102 with multiple alternatives.
5104 * stmt.c (parse_output_constraint): Fix a typo.
5106 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5108 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5109 assembly directive instead of deprecated "no-generics".
5111 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5113 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5114 for non-offsettable memory references to cope with outstanding reload
5116 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5117 avoid losing outstanding address reloads.
5118 ("reload_outdi", "reload_outdf"): Likewise.
5120 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5122 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5123 code. Add more cbrt transformations.
5125 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5127 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5129 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5131 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5132 NULL_TREE when a given tree is not simplified.
5133 (fold): Return the original tree when any of the functions
5134 mentioned above NULL_TREE.
5136 * fold-const.c (fold_unary, fold_binary): Take decomposed
5137 arguments, code, type, op0, and op1 in case of fold_binary.
5138 (fold): Update calls to fold_unary and fold_binary.
5140 2005-03-09 Roger Sayle <roger@eyesopen.com>
5142 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5143 a fndecl and an arglist instead of a CALL_EXPR, exp.
5145 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5147 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5149 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5151 * expr.c (expand_assignment): Remove orig_to_rtx.
5153 * fold-const.c (int_const_binop): Remove no_overflow.
5155 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5157 * loop-iv.c (get_biv_step_1): Remove lhs.
5159 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5161 * real.c (real_nan): Remove neg.
5163 * function.c (thread_prologue_and_epilogue_insns): Remove i
5166 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5169 * tree-eh.c (tree_could_trap_p): Remove idx.
5171 * tree-into-ssa.c (ann): Remove ann.
5173 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5175 * tree-sra.c (decide_block_copy): Remove inst_count.
5177 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5179 * tree-ssa-loop-im.c (lhs): Remove.
5181 * cfgbuild.c (state, STATE, SET_STATE,
5182 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5184 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5185 (find_basic_blocks): Set the state of each basic block to
5188 2005-03-08 Jeff Law <law@redhat.com>
5190 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5191 goto results in the removal of edges in the CFG, then we need
5192 to recompute dominators.
5194 2005-03-09 Ben Elliston <bje@au.ibm.com>
5196 * c-common.c (c_do_switch_warnings): Comment fix.
5198 2005-03-08 Julian Brown <julian@codesourcery.com>
5200 * Patch from 2005-03-08 reverted for causing regressions and
5201 ppc-darwin bootstrap failure.
5203 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5205 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5206 Define the real function for ppc-darwin.
5207 * c-typeck.c (convert_arguments): Check for target-specific
5208 invalid argument call to unprototyped function.
5209 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5211 * target.h (invalid_arg_for_unprototyped_fn): New field
5213 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5214 default target hook.
5215 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5218 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5220 * c-typeck.c (constructor_stack, constructor_range_stack,
5221 initializer_stack): Make them static.
5223 * cfg.c (rbi_pool): Make it static.
5225 * gimple-low.c (lower_stmt_body): Make it static.
5226 * tree-flow.h: Remove the corresponding prototype. Don't
5229 * sched-deps.c (cache_size): Make it static.
5231 * stor-layout.c (lang_adjust_rli): Make it static.
5233 2005-03-08 Julian Brown <julian@codesourcery.com>
5235 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5236 from being used for symbols with vague linkage when
5237 HAVE_GAS_COMDAT_GROUP is true.
5239 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5241 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5242 nlabel == JUMP_LABEL (jump).
5244 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5246 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5247 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5248 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5249 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5251 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5254 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5255 * c-common.c (handle_returns_twice): New function.
5256 (c_common_attribute_table): Declare eturns_twice' attribute.
5257 * doc/extend.texi: Document eturns_twice' attribute.
5258 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5259 (struct tree_decl): Add returns_twice_flag.
5261 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5263 * tree-ssa-phiopt.c: Fix a comment typo.
5265 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5266 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5267 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5270 2005-03-08 Richard Henderson <rth@redhat.com>
5272 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5273 builtin codes with ctzdi2, clzdi2, popcountdi2.
5274 (struct alpha_builtin_def): Add is_const.
5275 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5276 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5277 (alpha_init_builtins): Init them. Set nothrow and const attributes
5279 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5280 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5281 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5282 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5283 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5284 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5285 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5286 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5287 (TARGET_FOLD_BUILTIN): New.
5288 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5289 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5291 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5293 2005-03-08 Ira Rosen <irar@il.ibm.com>
5295 PR tree-optimization/20122
5296 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5297 condition of access function instead of base.
5299 2005-03-07 Jeff Law <law@redhat.com>
5300 Steven Bosscher <stevenb@suse.de>
5302 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5303 (find_taken_edge): Call find_taken_edge_computed_goto as
5304 appropriate. Allow any gimple invariant rather than just
5305 INTEGER_CST for VAL.
5306 (cleanup_control_flow): Cleanup a computed goto which has turned
5308 (tree_merge_blocks): If block B has any forced labels, move
5309 them to the start of block A.
5310 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5311 computed gotos as well.
5312 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5313 removal of unnecessary computed gotos too.
5314 (lookup_redirection_data): Fix type of INSERT argument. Callers
5317 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5319 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5320 Remove trailing spaces.
5322 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5323 unshare_all_trees): Make them static.
5324 * tree-gimple.h: Remove the corresponding prototypes.
5326 * diagnostic.h: Remove unused prototype
5327 debug_output_buffer.
5328 * modulo-sched.c: Remove unused prototype
5329 set_row_column_for_ps.
5331 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5332 replace_phi_edge_with_variable): Remove unused variable i.
5334 2005-03-07 Per Bothner <per@bothner.com>
5336 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5338 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5341 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5342 bbs on the COND_EXPR instead of the PHI_NODEs.
5343 (candidate_bb_for_phi_optimization): Remove.
5344 (replace_phi_with_stmt): Rename to ...
5345 (replace_phi_edge_with_variable): this and change so that we
5346 replace the phi argument instead of removing the PHI.
5347 (conditional_replacement): Change so we deal with PHI with more
5349 (value_replacement): Likewise.
5350 (abs_replacement): Likewise.
5352 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5354 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5355 output_e500_flip_gt_bit.
5357 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5359 (rs6000_generate_compare): Fix logic to look at the correct bits.
5360 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5362 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5363 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5364 gen_move_from_CR_gt_bit.
5366 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5367 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5368 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5370 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5371 (E500_CR_IOR_COMPARE): New constant.
5373 2005-03-08 Earl Chew <earl_chew@agilent.com>
5374 David Billinghurst <David.Billinghurst@riotinto.com>
5376 * config/i386/host-cygwin.c: New file to support precompiled
5378 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5379 * config.host: Use above files for cygwin host.
5381 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5383 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5384 ordering ops from earlier change.
5386 2005-03-07 Per Bothner <per@bothner.com>
5388 Various fixes to allow us to again build if --enable-mapped-location:
5389 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5390 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5391 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5392 local variable loc. Change logic appropriately.
5393 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5394 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5395 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5396 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5397 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5399 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5401 PR rtl-optimization/19683
5402 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5403 number of bytes, to smallest_int_for_mode. Fix arguments to
5404 REG_CANNOT_CHANGE_MODE_P.
5406 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5408 * reorg.c (relax_delay_slots): Check that the jump is
5409 conditional before trying to invert it.
5411 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5413 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5416 * calls (stack_arg_under_construction): Make it static.
5418 * flow.c (regs_live_at_setjmp): Make it static.
5419 * flow.h: Remove the corresponding prototype.
5421 * reload1.c (reload_startobj, reload_firstobj,
5422 something_needs_operands_changed, reload_inherited,
5423 reload_inheritance_insn, reload_override_in,
5424 reload_spill_index): Make them static.
5426 * recog.c (verify_changes): Make it static.
5427 * recog.h: Remove the corresponding prototype.
5429 * cfgbuild.c (find_sub_basic_blocks): Remove.
5430 * basic-block.h: Remove the corresponding prototype.
5431 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5433 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5435 * tree-ssa-operands.c (check_build_stmt): Remove.
5437 * stor-layout.c (set_alignment): Remove.
5438 * tree.h: Remove the corresponding prototype.
5440 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5442 * tree-ssa-dce.c (control_dependence_map,
5443 visited_control_parents): Make them static.
5445 * cfghooks.c (verify_flow_info): Remove local variable
5448 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5451 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5453 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5455 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5457 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5459 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5460 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5461 PARALLEL for an empty structure.
5463 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5465 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5467 * fold-const.c (fold_binary): Unroll the very first "for"
5470 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5472 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5473 redundant match_code test.
5474 (scc_comparison_operator): Swap match_operand and match_code
5476 (branch_positive_comparison_operator): Same.
5477 (trap_comparison_operator): Use comparison_operator and swap with
5480 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5483 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5484 (out_movhi_r_mr): Read low byte of volatile MEM first.
5485 (out_movhi_mr_r): Write high byte of volatile MEM first.
5487 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5489 * cselib.c (reg_values, reg_values_size): Make them static.
5491 * cse.c (cse_reg_info_table): Make it static.
5493 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5495 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5497 * cse.c (find_best_addr): Use canon_for_address.
5499 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5501 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5502 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5503 SUBREG and MEM, respectively.
5505 * fold-const.c (fold_binary): Use code instead of t.
5507 * fold-const.c (optimize_minmax_comparison): Take decomposed
5508 arguments code, type, op0, and op1 instead of t.
5509 (fold_binary): Update a call to optimize_minmax_comparison.
5511 * fold-const.c (fold_range_test): Take decomposed arguments
5512 code, type, op0, and op1 instead of t.
5513 (fold_binary): Update a call to fold_range_test.
5515 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5516 decomposed arguments code, type, op0, and op1 instead of t.
5517 (fold_binary): Update a call to fold_range_test.
5519 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5521 * fold-const.c (fold_binary): Avoid directly using the original
5522 expression t as much as possible.
5524 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5526 * c-semantics.c (build_stmt): Use TYPE_P instead of
5527 IS_NON_TYPE_CODE_CLASS.
5528 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5529 (NON_TYPE_CHECK): Use TYPE_P instead of
5530 IS_NON_TYPE_CODE_CLASS.
5532 * fold-const.c (fold): Remove handling of binary expressions.
5534 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5536 * doc/c-tree.texi: Wrap comments in @r{}.
5537 * doc/cpp.texi: Likewise.
5538 * doc/cppinternals.texi: Likewise.
5539 * doc/extend.texi: Likewise.
5540 * doc/md.texi: Likewise.
5541 * doc/objc.texi: Likewise.
5542 * doc/sourcebuild.texi: Likewise.
5543 * doc/tm.texi: Likewise.
5546 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5548 * predict.c (apply_return_prediction): Standardize PHI chain
5550 * tree-ssa.c (ssa_redirect_edge): Likewise.
5552 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5553 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5556 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5557 * tree-flow.h: Adjust the prototype for remove_phi_node.
5558 * lambda-code.c (perfect_nestify): Adjust a call to
5561 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5562 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5564 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5565 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5566 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5567 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5569 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5570 of GEN_INT (trunc_int_for_mode (...)).
5571 * loop-iv.c (iv_number_of_iterations): Likewise.
5572 * postreload.c (reload_cse_move2add): Likewise.
5573 * simplify-rtx.c (simplify_const_unary_operation,
5574 simplify_const_binary_operation): Likewise.
5575 * stor-layout.c (get_mode_bounds): Likewise.
5577 * fold-const.c (fold_binary): New.
5578 (fold): Call fold_binary on binary expressions.
5580 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5582 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5583 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5584 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5585 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5586 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5588 2005-03-04 Devang Patel <dpatel@apple.com>
5590 PR tree-optimization/18815
5591 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5592 loops with zero exit edges.
5594 2005-03-04 Devang Patel <dpatel@apple.com>
5596 * doc/invoke.texi: Remove reference to webpage that does not exist.
5598 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5599 Joseph S. Myers <joseph@codesourcery.com>
5602 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5603 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5604 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5605 * pa.c (get_plabel): Change argument to symbol_ref. Call
5606 maybe_get_identifier instead of get_identifier.
5607 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5608 (struct deferred_plabel): Replace name field with symbol field.
5609 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5610 ASM_OUTPUT_EXTERNAL_REAL is defined.
5611 (output_global_address): Use output_addr_const for output of all
5613 (output_deferred_plabels): Use symbol_ref instead of name for address
5615 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5616 ASM_OUTPUT_SYMBOL_REF): New macros.
5617 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5619 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5622 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5624 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5625 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5627 2005-03-04 Jeff Law <law@redhat.com>
5629 * basic-block.h (rediscover_loops_after_threading): Declare.
5630 * tree-ssa-dom.c: Include cfgloop.h.
5631 (tree_ssa_dominator_optimize): Discover loops and some basic
5632 properties. Remove forwarder blocks recreated by loop header
5633 canonicalization. Also mark backedges in the CFG.
5634 * tree-ssa-threadupdate.c: Include cfgloop.h
5635 (rediscover_loops_after_threading): Define.
5636 (struct local_info): New field, JUMP_THREADED.
5637 (prune_undesirable_thread_requests): New function.
5638 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5639 then record that fact for the callers of redirct_edges.
5640 (thread_block): If BB has incoming backedges, then call
5641 prune_undesirable_thraed_requests. Note when we are
5642 going to have to rediscover loop information. Return a
5643 boolean indicating if any jumps were threaded.
5644 (thread_through_all_blocks): Bubble up boolean indicating
5645 if any jumps were threaded.
5646 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5647 (tree-ssa-threadupdate.o): Similarly.
5649 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5651 * fold-const.c (fold_ternary): Unroll the "for" loop to
5654 2005-03-04 Andrew Haley <aph@redhat.com>
5656 * unwind-dw2-fde-glibc.c (struct
5657 unw_eh_callback_data.check_cache): New field.
5658 (frame_hdr_cache): New.
5659 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5660 Cache frame header info.
5662 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5664 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5665 (print_c_condition): Declare.
5666 * read-rtl.c (ptr_loc): New structure.
5667 (ptr_locs, ptr_loc_obstack, joined_conditions)
5668 (joined_conditions_obstack): New variables.
5669 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5670 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5671 (join_c_conditions, print_c_condition): New functions.
5672 (apply_macro_to_string): Associate the new string with the same
5673 source location as the old one.
5674 (add_condition_to_string): Use join_c_conditions.
5675 (read_string): Use set_rtx_ptr_loc to record a filename and line
5676 number for the string.
5677 (read_rtx): Initialize the new variables above.
5678 * genattrtab.c (write_test_expr, write_attr_value): Use
5680 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5681 comment above the GCC_VERSION check.
5682 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5683 Inline the definition of MAYBE_EVAL.
5684 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5685 * genoutput.c (process_template): Likewise.
5686 * genpreds.c (write_predicate_subfunction): Likewise.
5687 (write_predicate_expr): Use print_c_condition.
5688 * genrecog.c (write_cond): Likewise.
5689 * gensupport.c (process_rtx): Use join_c_conditions to join the
5690 conditions of a define_insn_and_split. Record a source location
5691 for the string after the "&&".
5692 (alter_test_for_insn): Use join_c_conditions.
5694 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5697 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5698 PR tree-optimization/15784
5699 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5702 2005-03-04 Ben Elliston <bje@au.ibm.com>
5704 * gcc.c (option_map): Add --coverage.
5705 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5706 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5707 * config/darwin.h: Pass -lgcov for `coverage'.
5708 * doc/invoke.texi (Debugging Options): Document --coverage.
5710 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5712 * gcse.c (bypass_block): Use find_edge wherever possible.
5714 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5718 * c-opts.c (c_common_parse_file): Call start_source_file
5719 and end_source_file at the approriate times.
5721 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5722 the main file, it will be done for us now.
5724 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5726 * fold-const.c (fold_ternary): New.
5727 (fold): Call fold_ternary on ternary expressions. Remove
5728 handling of ternary expressions.
5730 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5732 PR tree-optimization/15784
5733 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5736 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5738 * config/rs6000/predicates.md (branch_comparison_operator):
5739 Convert from C block to conditional format.
5741 2005-03-03 Jan Hubicka <jh@suse.cz>
5743 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5744 and non-constant public variables.
5746 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5748 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5751 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5754 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5755 calls to release_ssa_name and release_phi_node.
5757 * fold-const.c (fold): Remove handling of unary expressions.
5759 * fold-const.c (fold_unary): Avoid directly using the original
5760 expression t as much as possible.
5762 2005-03-03 Roger Sayle <roger@eyesopen.com>
5763 Andrew Pinski <pinskia@physics.uc.edu>
5765 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5766 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5768 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5770 Describe special registers SRP and MOF as allocatable registers.
5771 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5772 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5773 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5774 TARGET_HAS_MUL_INSNS.
5775 (cris_print_operand) <case 'd'>: New case.
5776 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5777 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5779 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5780 (REG_ALLOC_ORDER): Update for MOF.
5781 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5783 (GENERAL_REGS): No longer a define of ALL_REGS.
5784 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5785 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5787 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5788 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5789 (SECONDARY_RELOAD_CLASS): Define.
5790 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5791 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5792 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5793 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5794 (REGISTER_MOVE_COST): Define.
5795 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5796 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5797 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5798 (CRIS_MOF_REGNUM): New define_constants.
5799 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5801 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5803 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5804 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5805 Adjust for MOF being properly described as a register.
5806 (indir_to_reg_split): Name this split. Conditionalize on the
5807 destination register being a general register.
5808 (movei): Conditionalize on on operands 0 and 1 having the same
5811 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5814 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5815 -mcpu to override any other explicitly given flags.
5817 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5819 * recog.c (verify_changes, confirm_change_group): New functions,
5820 broken out of apply_change_group.
5821 (apply_change_group): Use them.
5822 * recog.h (verify_change, confirm_change_group): Declare.
5823 * rtl.h (redirect_jump_2): Declare.
5824 * jump.c (redirect_exp, invert_exp): Delete.
5825 (invert_exp_1): Take second parameter. Return value. Changed caller.
5826 (redirect_jump_2): New function, broken out of redirect_jump.
5827 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5828 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5829 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5831 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5833 * varasm.c (named_section): Use xstrdup rather than doing it by
5836 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5838 2005-03-02 Devang Patel <dpatel@apple.com>
5840 Undo PR tree-optimization/18815 fix.
5842 2005-03-02 Devang Patel <dpatel@apple.com>
5844 PR tree-optimization/18815
5845 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5846 loops with zero exit edges.
5848 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5850 * cfg.c (connect_src, connect_dest, disconnect_src,
5851 disconnct_dest): New.
5852 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5853 redirect_edge_pred): Use the new functions.
5855 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5856 free_dominance_info only when needed.
5858 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5861 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5862 (reg_or_sub_cint64_operand): Same.
5864 2005-03-02 Jeff Law <law@redhat.com>
5866 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5867 CFG_ALTERED in the main DOM iteration loop.
5869 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5872 * varasm.c (initializer_constant_valid_p): Allow conversions
5873 between OFFSET_TYPEs. Tidy.
5875 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5877 * config/cris/cris.md ("return"): Remove epilogue delay list
5880 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5882 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5884 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5886 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5888 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5889 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5890 config/m68k/m68k.c, config/mips/mips.h,
5891 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5892 doc/include/gcc-common.texi: Update copyright.
5894 PR middle-end/18029 and PR middle-end/18030
5895 * expr.c (optimize_bitfield_assignment_op): Add a special case
5896 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5898 * fold-const.c (fold_unary): New.
5899 (fold): Call fold_unary on unary expressions.
5901 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5903 * cgraph.h (struct cgraph_edge): Add prev_caller and
5905 (cgraph_node_remove_callees): Export.
5906 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5908 (cgraph_edge_remove_callee): New function.
5909 (cgraph_edge_remove_caller): Likewise.
5910 (cgraph_remove_edge): Use.
5911 (cgraph_redirect_edge_callee): Likewise.
5912 (cgraph_node_remove_callees): New function.
5913 (cgraph_node_remove_callers): Likewise.
5914 (cgraph_remove_node): Use.
5915 * tree-optimize.c (tree_rest_of_compilation): Use
5916 cgraph_node_remove_callees instead of manual loop.
5917 * cgraphunit.c (cgraph_finalize_function): Likewise.
5918 (cgraph_expand_function): Likewise.
5919 (cgraph_remove_unreachable_nodes): Likewise.
5921 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5924 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5926 * c-decl.c (undeclared_variable): Take location as argument.
5927 * c-typeck.c (build_external_ref): Likewise.
5928 * c-parser.c (c_parser_postfix_expression): Pass location of
5929 identifier to build_external_ref.
5931 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5933 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5934 CCEQ mode for branch_positive_comparison_operator test.
5935 * config/rs6000/predicates (branch_comparison_operator): Revert to
5937 (scc_comparison_operator): Same.
5938 (branch_positive_comparison_operator): Same.
5940 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5942 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5943 (cris_delay_slots_for_epilogue): Remove.
5944 (save_last): Move into cris_target_asm_function_epilogue.
5945 (cris_target_asm_function_epilogue): Remove tests for file being
5947 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5948 (cris_delay_slots_for_epilogue): Remove prototypes.
5949 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5950 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5952 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5954 * config/rs6000/predicates.md (branch_comparison_operator): Change
5955 to define_special_predicate.
5956 (scc_comparison_operator): Same.
5957 (branch_positive_comparison_operator): Same.
5959 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5961 * Makefile.in (tree-ssa-sink.o): New.
5962 (OBJS-common): Add tree-ssa-sink.o.
5963 * common.opt: Add -ftree-sink
5964 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5965 * timevar.def (TV_TREE_SINK): new timevar.
5966 * tree-flow.h (is_hidden_global_store): Prototype.
5967 * tree-optimize.c (init_tree_optimization_passes): Add
5969 * tree-pass.h (pass_sink_code): New.
5970 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5971 for non-obvious global store store to is_hidden_global_store, and
5972 call that new function.
5973 * tree-ssa-sink.c: New file.
5974 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5975 * doc/passes.texi: Document forward store motion.
5976 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5977 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5978 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5979 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5981 2005-03-01 Per Bothner <per@bothner.com>
5983 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5984 and we have a non-zero column-number, add it to the message.
5985 Also factor out the diagnostic_kind_text.
5987 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5989 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5990 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5991 flow_loop_scan): Removed.
5992 (flow_loop_dump): Do not dump removed fields.
5993 (flow_loop_free): Do not free removed fields.
5994 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5995 (loop_exit_edge_p): New function.
5996 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5997 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5998 num_exits, exits_doms.
5999 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6000 LOOP_EDGES, LOOP_ALL): Removed.
6001 (flow_loop_scan): Declaration removed.
6002 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6003 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6005 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6006 (if_convert): Call flow_loops_find and flow_loops_free
6007 when calling mark_loop_exit_edges.
6008 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6009 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6010 free_dominance_info calls.
6011 * loop-init.c (flow_loops_find): Ditto.
6012 * passes.c (rest_of_handle_branch_prob): Ditto.
6013 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6014 * loop-unroll.c (analyze_insns_in_loop): Do not use
6016 * predict.c (predict_loops): Do not call flow_loop_scan.
6017 Use get_loop_exit_edges.
6018 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6019 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6020 Do not use EDGE_LOOP_EXIT.
6021 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6022 to bb_with_exit_edge_p.
6023 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6024 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6025 to bb_with_exit_edge_p.
6026 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6028 * tree-loop-linear.c (linear_transform_loops): Do not call
6029 flow_loop_scan. Use loop->single_exit.
6030 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6031 (vect_analyze_loop_form): Do not call flow_loop_scan.
6032 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6034 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6036 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6037 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6038 slpeel_tree_duplicate_loop_to_edge_cfg,
6039 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6040 Use loop_preheader_edge and loop->single_exit. Do not call
6043 2005-03-01 Nick Clifton <nickc@redhat.com>
6045 * config/arm/arm.c (thumb_find_work_register): Check all of the
6046 argument registers to see if they are free, and a couple of
6047 special cases where the last argument register but can be proved
6048 to be available during the function's prologue.
6049 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6050 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6051 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6053 (thumb_compute_save_reg_mask): Likewise. Also use
6054 thumb_find_work_register() to ensure that there is agreement about
6055 which work register is going to be used in the prologue.
6056 (thumb_output_function_prologue): Use unsigned long as the type
6057 for the register bit-mask. Also delay pushing the link register if
6058 other high registers are going to be pushed.
6059 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6060 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6061 redundant prototypes.
6063 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6066 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6067 and after reload in REG+REG indexed addresses without REG_POINTER
6068 set in the base and not set in the index.
6070 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6072 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6073 Don't undefine here.
6074 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6075 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6076 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6077 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6078 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6080 * config.gcc (sh*-*-linux*): Use config/linux.h.
6082 2005-02-28 Dale Johannesen <dalej@apple.com>
6083 Stan Shebs <shebs@apple.com>
6085 Rewrite of 64-bit Darwin structure-by-value pass/return.
6086 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6087 intoffset, use_stack, named.
6088 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6089 (rs6000_darwin64_record_arg_advance_flush): New.
6090 (rs6000_darwin64_record_arg_advance_recurse): New.
6091 (rs6000_darwin64_record_arg_flush): New.
6092 (rs6000_darwin64_record_arg_recurse): New.
6093 (rs6000_darwin64_record_arg): New.
6094 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6095 (function_arg_boundary): Handle 128-bit aligned structs.
6096 (function_arg_advance): Rewrite darwin64 struct handling.
6097 (function_arg): Call rs6000_darwin64_record_arg.
6098 (function_arg_partial_nregs): Handle darwin64 structs.
6099 (rs6000_darwin64_function_value): Remove.
6100 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6102 2005-02-28 Roger Sayle <roger@eyesopen.com>
6104 PR tree-optimization/20216
6105 * tree-chrec.c (tree_fold_factorial): Delete.
6106 (tree_fold_binomial): Change argument list to take a return type
6107 and change the type of K to unsigned int. Rewrite to avoid explicit
6108 evaluation of factorials, and (recursively) calling fold to perform
6109 compile-time arithmetic. Return NULL on (internal) overflow.
6110 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6111 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6112 if any intermediate calculation overflows.
6113 (chrec_apply): Update call to chrec_evaluate.
6115 2005-02-28 James E Wilson <wilson@specifixinc.com>
6117 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6119 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6122 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6123 instead of NULL_TREE on error.
6125 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6127 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6128 (EASY_VECTOR_15_ADD_SELF): Remove.
6129 (num_insns_constant_wide): Not static.
6130 (validate_condition_mode): Not static.
6131 (toc_relative_expr_p): Not static.
6132 (legitimate_indirect_address_p): Not static.
6133 (macho_lo_sum_memory_operand): Not static.
6134 (invalid_e500_subreg): Not static.
6135 (easy_vector_same): Not static.
6136 (easy_vector_splat_const): Not static.
6137 (RS6000_SYMBOL_REF_TLS_P): Remove.
6138 (any_operand): Delete.
6139 (any_parallel_operand): Delete.
6140 (count_register_operand): Delete.
6141 (altivec_register_operand): Delete.
6142 (xer_operand): Delete.
6143 (s8bit_cint_operand): Delete.
6144 (short_cint_operand): Delete.
6145 (u_short_cint_operand): Delete.
6146 (non_short_cint_operand): Delete.
6147 (exact_log2_cint_operand): Delete.
6148 (gpc_reg_operand): Delete.
6149 (cc_reg_operand): Delete.
6150 (cc_reg_not_cr0_operand): Delete.
6151 (reg_or_short_operand): Delete.
6152 (reg_or_neg_short_operand): Delete.
6153 (reg_or_aligned_short_operand): Delete.
6154 (reg_or_u_short_operand): Delete.
6155 (reg_or_cint_operand): Delete.
6156 (reg_or_arith_cint_operand): Delete.
6157 (reg_or_add_cint64_operand): Delete.
6158 (reg_or_sub_cint64_operand): Delete.
6159 (reg_or_logical_cint_operand): Delete.
6160 (got_operand): Delete.
6161 (got_no_const_operand): Delete.
6162 (easy_fp_constant): Delete.
6163 (easy_vector_constant): Delete.
6164 (easy_vector_constant_add_self): Delete.
6165 (zero_constant): Delete.
6166 (zero_fp_constant): Delete.
6167 (volatile_mem_operand): Delete.
6168 (offsettable_mem_operand): Delete.
6169 (mem_or_easy_const_operand): Delete.
6170 (add_operand): Delete.
6171 (non_add_cint_operand): Delete.
6172 (logical_operand): Delete.
6173 (non_logical_cint_operand): Delete.
6174 (mask_operand): Delete.
6175 (mask_operand_wrap): Delete.
6176 (mask64_operand): Delete.
6177 (mask64_2_operand): Delete.
6178 (and64_operand): Delete.
6179 (and64_2_operand): Delete.
6180 (and_operand): Delete.
6181 (reg_or_mem_operand): Delete.
6182 (lwa_operand): Delete.
6183 (symbol_ref_operand): Delete.
6184 (call_operand): Delete.
6185 (current_file_function_operand): Delete.
6186 (input_operand): Delete.
6187 (rs6000_nonimmediate_operand): Delete.
6188 (rs6000_tls_symbol_ref): Delete.
6189 (save_world_operation): Delete.
6190 (restore_world_operation): Delete.
6191 (load_multiple_operation): Delete.
6192 (store_multiple_operation): Delete.
6193 (vrsave_operation): Delete.
6194 (mfcr_operation): Delete.
6195 (mtcrf_operation): Delete.
6196 (lmw_operation): Delete.
6197 (stmw_operation): Delete.
6198 (branch_comparison_operator): Delete.
6199 (branch_positive_comparison_operator): Delete.
6200 (scc_comparison_operator): Delete.
6201 (trap_comparison_operator): Delete.
6202 (boolean_operator): Delete.
6203 (boolean_or_operator): Delete.
6204 (min_max_operator): Delete.
6205 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6206 (EASY_VECTOR_15): Moved to here.
6207 (EASY_VECTOR_15_ADD_SELF): Move to here.
6208 (PREDICATE_CODES): Delete.
6209 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6210 Declare functions no longer static.
6211 * config/rs6000/predicates.md: New.
6212 * config/rs6000/rs6000.md: Include predicates.md
6214 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6216 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6217 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6219 * cfgrtl.c (need_fake_edge_p): Likewise.
6220 * combine.c (distribute_notes): Likewise.
6221 * emit-rtl.c (try_split): Likewise.
6222 * recog.c (peephole2_opimize): Likewise.
6223 * reg-notes.def (ALWAYS_RETURN): Remove.
6224 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6225 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6226 * tree.h (ECF_ALWAYS_RETURN): Remove.
6228 2005-02-28 Roger Sayle <roger@eyesopen.com>
6231 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6232 between different machine modes is never a "useless" conversion.
6234 2005-02-28 Geert Bosch <bosch@gnat.com>
6237 * doc/contrib.texi: List contributors for Ada front end
6239 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6241 * simplify-rtx.c (simplify_unary_operation_1,
6242 simplify_const_unary_operation): New, extracted from...
6243 (simplify_unary_operation): ... this one.
6244 (simplify_binary_operation_1,
6245 simplify_const_binary_operation): New, extracted from...
6246 (simplify_binary_operation): ... this one.
6247 * rtl.h (simplify_const_unary_operation,
6248 simplify_const_binary_operation): Add prototypes.
6250 2005-02-28 Julian Brown <julian@codesourcery.com>
6252 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6253 building libjava and caused PR regression/20228.
6255 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6258 * Makefile.in (host_subdir): New.
6259 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6260 * configure: Regenerate.
6262 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6264 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6265 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6266 installation directory first.
6268 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6271 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6272 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6273 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6274 * config/cris/cris.md: Tweak comments referring to Q.
6275 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6276 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6277 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6278 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6279 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6280 Insert spaces in constraints to align alternatives vertically for
6282 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6285 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6287 PR rtl-optimization/17728
6288 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6289 operand 0 from general_operand to move_dest_operand.
6291 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6293 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6294 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6295 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6296 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6298 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6300 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6301 * configure: Regenerate.
6302 * libada-mk.in: Remove CC; rename
6303 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6305 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6308 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6309 for the lhs, also walk over the tree. Likewise for rhs.
6311 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6313 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6314 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6315 Do not propagate value of iv before increment over the increment.
6317 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6319 * c-parser.c: New file.
6320 * c-parse.in: Remove.
6321 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6323 (c-parser.o): Add dependencies.
6324 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6325 maintainer-clean, TAGS): Update.
6326 * c-config-lang.in (gtfiles): Update.
6327 * gengtype-lex.l: Don't handle "@@".
6328 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6329 objc_build_synchronized, objc_begin_try_stmt,
6330 objc_begin_catch_clause, objc_finish_catch_clause,
6331 objc_build_finally_clause, objc_finish_try_stmt): New.
6332 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6334 (c_parse_init): Update comment.
6335 * c-decl.c (c_init_decl_processing): Update comment.
6336 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6337 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6338 new c_declspecs members.
6340 2005-02-25 Julian Brown <julian@codesourcery.com>
6342 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6343 from being used for symbols with vague linkage when
6344 HAVE_GAS_COMDAT_GROUP is true.
6346 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6348 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6350 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6353 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6354 (LIBGCC2_HAS_DF_MODE): New.
6355 (LIBGCC2_HAS_XF_MODE): New.
6356 (LIBGCC2_HAS_TF_MODE): New.
6357 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6358 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6359 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6360 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6361 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6362 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6363 and add _fixtfdi, _fixunstfdi, _floatditf
6364 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6365 L_fixunstfdi, L_floatditf.
6366 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6367 (LIBGCC2_HAS_TF_MODE): Define.
6369 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6371 PR tree-optimization/20204
6372 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6373 REWRITE_THIS_STMT markers on PHI nodes.
6374 (rewrite_initialize_block): Likewise.
6376 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6378 * version.c (version_string): Update to 4.1.
6380 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6382 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6383 Clarify that the alternative way doesn't work in GNU C++.
6385 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6387 PR tree-optimization/19937
6388 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6389 to the type of the induction variable.
6391 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6393 PR rtl-optimization/20117
6394 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6395 the block including noncopyable insn.
6397 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6399 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6400 calls to find_reg_note.
6402 2005-02-24 Richard Henderson <rth@redhat.com>
6405 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6408 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6410 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6411 vector types if to use base reg for misaligned non-word ld/std.
6413 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6416 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6417 dwarf2 label manually and put it after, not before the prologue.
6419 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6422 * reload.c (operands_match_p): Only increment register number for
6423 SCALAR_INT_MODE_P modes in multiple hard registers.
6425 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6428 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6430 * ChangeLog.5: Fix log message typo(s).
6431 * ChangeLog.7: Likewise.
6432 * ChangeLog.tree-ssa: Likewise.
6433 * cfgexpand.c: Fix comment typo(s).
6434 * conflict.c: Likewise.
6435 * defaults.h: Likewise.
6436 * dwarf2out.c: Likewise.
6438 * ggc-page.c: Likewise.
6439 * tree-eh.c: Likewise.
6440 * tree-ssa-dom.c: Likewise.
6442 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6445 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6446 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6447 if SHARED is defined.
6450 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6451 allow splitting only if operands 0 and 3 don't overlap.
6453 2005-02-24 Richard Henderson <rth@redhat.com>
6456 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6457 (fold_builtin_1): Call them.
6458 * fold-const.c (fold_complex_mult_parts): Split out from ...
6459 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6460 (fold_complex_div_parts, fold_complex_div): New.
6462 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6464 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6466 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6467 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6469 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6470 (print_node): Likewise.
6471 Print TYPE_SIZES_GIMPLIFIED.
6473 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6475 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6476 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6477 operands as commutative in constraints.
6479 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6481 * tree-into-ssa.c: Re-organize internal functions.
6483 2005-02-24 Richard Henderson <rth@redhat.com>
6486 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6488 * common.opt (fcx-limited-range): New.
6489 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6490 * toplev.c (flag_complex_method): Initialize to 1.
6491 (process_options): Set flag_complex_method to 0 if
6492 flag_cx_limited_range.
6493 * doc/invoke.texi (-fcx-limited-range): New.
6495 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6497 * cse.c (delete_trivially_dead_insns): Speed up by using
6498 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6501 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6503 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6504 functions when -mid-shared-library is being used.
6506 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6508 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6509 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6510 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6511 * system.h: Poison LINK_LIBGCC_SPECIAL.
6513 2005-02-23 James E Wilson <wilson@specifixinc.com>
6515 * gengtype.c (note_insn_name): Make 1 element larger.
6517 2005-02-23 Roger Sayle <roger@eyesopen.com>
6520 PR rtl-optimization/20097
6521 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6522 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6524 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6526 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6527 * t-aix52 (SHLIB_INSTALL): Same.
6529 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6531 * genpreds.c: Update copyright.
6533 2005-02-23 Michael Beach <michaelb@ieee.org>
6536 * config/sparc/t-elf (startup files): Assemble with CPP.
6538 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6540 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6541 (write_predicate_expr): Likewise.
6543 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6545 PR tree-optimization/20100
6546 PR tree-optimization/20115
6547 * tree-optimize.c (init_tree_optimization_passes): Remove
6548 pass_maybe_create_global_var.
6549 * tree-pass.h (pass_maybe_create_global_var): Remove.
6550 * tree-ssa-alias.c (aliases_computed_p): Declare.
6551 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6552 (count_calls_and_maybe_create_global_var): Remove.
6553 (pass_maybe_create_global_var): Remove.
6554 (init_alias_info): Do not declare aliases_computed_p.
6555 (maybe_create_global_var): If the function contains no
6556 call-clobbered variables and a mix of pure/const and regular
6557 function calls, create .GLOBAL_VAR.
6558 Mark all call-clobbered variables for renaming.
6559 (merge_pointed_to_info): Update comment.
6560 (add_pointed_to_var): Likewise.
6561 (is_escape_site): Likewise.
6562 Accept struct alias_info * instead of size_t *.
6564 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6566 * tree-ssa-operands.c (get_call_expr_operands): If
6567 ALIASES_COMPUTED_P is false, do not add call-clobbering
6569 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6570 (delete_tree_ssa): Likewise.
6572 2005-02-22 James E Wilson <wilson@specifixinc.com>
6574 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6575 (do_compile): Do call it here.
6577 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6579 PR rtl-optimization/20017.
6580 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6581 rest_of_handle_cse2, rest_of_handle_gcse): Call
6582 delete_dead_jumptables immediately before calling cleanup_cfg.
6584 2005-02-22 Devang Patel <dpatel@apple.com>
6587 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6590 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6592 * config/rs6000/aix.h (WINT_TYPE): Define.
6594 2005-02-22 Stan Shebs <shebs@apple.com>
6596 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6597 natural alignment for 64-bit Darwin.
6598 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6600 * doc/invoke.texi: Document this.
6602 2005-02-22 DJ Delorie <dj@redhat.com>
6604 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6605 to make_[un]signed_type, not the mode itself.
6607 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6609 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6610 not available. Use tail calls wherever possible.
6611 (make_edge): Call unchecked_make_edge to create an edge.
6613 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6614 (coalesce_ssa_name): Don't check for
6615 SSANORM_USE_COALESCE_LIST.
6616 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6618 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6620 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6621 (rewrite_into_ssa): ... here.
6623 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6625 PR tree-optimization/19786
6626 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6627 tag to another's may-alias bitmap when adding to the other's list.
6629 2005-02-21 DJ Delorie <dj@redhat.com>
6631 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6632 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6633 registers in unsupported ways.
6634 * expmed.c (init_expmed): Likewise.
6636 2005-02-21 Stan Cox <scox@redhat.com>
6638 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6640 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6642 * tree-cfg.c (fold_cond_expr_cond): New.
6643 (make_edges): Call fold_cond_expr_cond.
6644 (find_taken_edge): Accept nothing but INTEGER_CST.
6645 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6647 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6649 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6650 that do not belong to any basic block.
6652 2005-02-21 Jeff Law <law@redhat.com>
6654 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6657 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6659 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6660 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6661 Adjust their definitions.
6662 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6663 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6665 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6666 genautomata.c, langhooks.c, langhooks.h, system.h,
6667 config/arm/lib1funcs.asm: Update copyright.
6669 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6671 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6673 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6676 * doc/install.texi: Document --with-gc.
6678 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6680 * simplify-rtx.c (simplify_unary_operation): Add a missing
6683 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6685 PR tree-optimization/18663
6686 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6687 if the type has variable bounds.
6689 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6691 * gcse.c: Remove an obsolete comment.
6693 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6695 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6697 * doc/extend.texi (Function Attributes) <Attribute const>: The
6698 attribute "pure" is below this text, not above.
6700 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6702 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6703 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6704 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6706 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6709 * langhooks.h (struct lang_hooks): Add to_target_charset.
6710 * langhooks.c (lhd_to_target_charset): New function.
6711 * langhooks-def.h: Declare lhd_to_target_charset.
6712 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6713 (LANG_HOOKS_INITIALIZER): Update.
6714 * c-common.c (c_common_to_target_charset): New function.
6715 * c-common.h: Declare it.
6716 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6717 c_common_to_target_charset.
6719 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6720 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6722 * system.h: Poison them.
6723 * doc/tm.texi: Don't discuss them.
6724 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6725 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6726 (pp_c_char): Do not attempt to generate letter escapes for
6728 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6729 * config/mips/mips.c (mips_output_ascii): Likewise.
6731 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6733 PR tree-optimization/19951
6734 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6737 2005-02-19 Steven Bosscher <stevenb@suse.de>
6740 * function.h (struct function): New field `max_loop_depth'.
6741 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6742 (flow_loops_find): Reset the max loop depth count before finding loops.
6743 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6744 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6745 (calculate_global_regs_live): Make sure the loop will terminate
6746 when the initial sets are not empty.
6748 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6750 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6752 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6754 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6757 * doc/invoke.texi: Remove documentation of %M spec.
6759 (init_spec): Remove %M suffix from -lgcc_s.
6760 (do_spec_1): Remove 'M' case.
6761 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6762 to put shared libraries in the multilib directory. Remove the
6763 shlib_so_soname substitution variable. Don't add a multilib encoding
6764 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6765 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6766 SHLIB_INSTALL as well as SHLIB_LINK.
6767 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6768 (SHLIB_NAME): Delete.
6769 (SHLIB_DIR): New macro.
6770 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6771 (SHLIB_INSTALL): Adjust accordingly.
6772 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6773 * config/t-slibgcc-sld: Likewise.
6774 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6775 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6776 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6778 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6779 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6780 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6781 Use @shlib_base_name@ instead of @shlib_so_name@.
6782 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6783 and @shlib_base_name@.so in @multilib_dir@.
6784 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6785 to the install path.
6786 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6787 (SHLIB_LINK): Remove previous workaround.
6788 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6789 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6790 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6792 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6793 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6794 (SHLIB_INSTALL): Adjust accordingly.
6795 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6796 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6797 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6798 config/t-slibgcc-elf-ver.
6800 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6801 Jakub Jelinek <jakub@redhat.com>
6803 PR tree-optimization/19828
6804 * tree-ssa-loop-im.c: Add a TODO comment.
6805 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6806 without side-effects.
6808 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6810 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6813 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6815 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6816 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6817 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6819 (ia64_reorg): Delete fixup_errata call.
6820 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6821 (TARGET_SWITCHES): Delete -mb-step entry.
6823 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6826 * c-typeck.c (composite_type): Handle quals in transparent unions.
6827 (type_lists_compatible_p): Likewise.
6829 2005-02-18 Stan Shebs <shebs@apple.com>
6831 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6832 expressions in the .literal8 section.
6834 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6836 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6838 2005-02-18 Roger Sayle <roger@eyesopen.com>
6840 * fold-const.c (constant_boolean_node): Always create values of the
6841 specified type, don't bother calling truthvalue_conversion.
6843 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6845 * except.c (output_function_exception_table): Call
6846 assemble_external_libcall (eh_personality_libfunc).
6848 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6851 * config/ia64/ia64.h (struct machine_function): Add state_num.
6852 * config/ia64/ia64.c (process_epilogue,
6853 process_for_unwind_directive): Use new unwind state numbers each
6854 time rather than state 1.
6856 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6859 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6860 before the "*llgt_didi" pattern.
6862 2005-02-18 Jason Merrill <jason@redhat.com>
6864 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6866 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6868 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6869 (div0): Use it in place of ARM_FUNC_ALIAS.
6870 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6872 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6875 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6876 access, the lower bound of the array type if it exists.
6878 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6881 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6882 cases that are out-of-range for the index type.
6884 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6886 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6887 (estimate_case_costs): Don't call convert.
6888 * expmed.c (expand_shift): Likewise.
6889 (make_tree): Call fold_convert instead of convert.
6891 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6894 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6895 that ref to be marked MEM_READONLY_P doesn't have base that needs
6898 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6900 * genautomata.c (output_get_cpu_unit_code_func,
6901 output_cpu_unit_reservation_p): Don't generate old-style function
6904 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6907 PR tree-optimization/20009
6908 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6910 PR tree-optimization/18947
6911 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6912 inline, remove all nodes that are inlined into the extern inline
6915 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6917 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6918 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6919 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6920 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6923 2005-02-17 Roger Sayle <roger@eyesopen.com>
6925 PR tree-optimization/19917
6926 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6927 to be potentially trapping.
6929 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6931 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6933 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6935 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6936 tem becomes a local variable which is set to the value of the
6937 back end defined INITIAL_FRAME_ADDRESS macro.
6938 (expand_builtin_frame_address): Omit the base parameter to
6939 expand_builtin_return_addr.
6940 (expand_builtin_profile_func): Likewise.
6941 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6942 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6943 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6945 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6947 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6948 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6949 * config/frv/frv.c (frv_function_epilogue): Likewise.
6951 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6953 * lambda-code (perfect_nestify): Remove mark/unmark
6955 * tree-loop-linear.c (linear_transform_loops): Add
6956 rewrite_into_ssa call so that ssa is correct for
6957 rewriting into loop closed.
6959 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6961 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6962 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6964 * bt-load.c (btr_def_live_range, combine_btr_defs,
6965 migrate_btr_def, migrate_btr_defs): Likewise.
6966 * cfgcleanup.c (thread_jump): Likewise.
6967 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6968 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6969 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6970 df_rd_local_compute, df_reg_info_compute): Likewise.
6971 * dominance.c (init_dom_info, free_dom_info): Likewise.
6972 * flow.c (init_propagate_block_info,
6973 free_propagate_block_info): Likewise.
6974 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6975 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6976 modify_reg_pav): Likewise.
6977 * loop-invariant.c (find_defs, find_invariant_insn,
6978 find_invariants, free_inv_motion_data): Likewise.
6979 * predict.c (tree_predict_by_opcode,
6980 estimate_bb_frequencies): Likewise.
6981 * stmt.c (expand_case): Likewise.
6982 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6983 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6984 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6985 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6986 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6987 rewrite_ssa_into_ssa): Likewise.
6988 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6989 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6990 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6991 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6992 * tree-sra.c (tree_sra): Likewise.
6993 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6994 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6995 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6996 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6997 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6998 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7000 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7001 calculate_live_on_entry, calculate_live_on_exit,
7002 build_tree_conflict_graph): Likewise.
7003 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7004 record_important_candidates, set_use_iv_cost, find_depends,
7005 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7006 tree_ssa_iv_optimize_finalize): Likewise.
7007 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7008 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7009 tree_duplicate_loop_to_header_edge): Likewise.
7010 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7011 * tree-ssa.c (verify_flow_insensitive_alias_info,
7012 verify_name_tags, verify_ssa, init_tree_ssa,
7013 delete_tree_ssa): Likewise.
7014 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7015 fini_ssanames): Likewise.
7016 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7018 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7020 * config/rs6000/t-rtems: Completely reworked.
7022 2005-02-17 Ira Rosen <irar@il.ibm.com>
7024 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7026 2005-02-17 Ira Rosen <irar@il.ibm.com>
7028 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7029 POINTER_TYPE_P when checking that type is a pointer.
7030 (vect_get_memtag): Remove.
7031 (vect_address_analysis): Use POINTER_TYPE_P. Call
7032 vect_object_analysis with dummy parameter for memtag.
7033 (vect_object_analysis): Extract memtag (functionality that
7034 used to be in vect_get_memtag and moved here). Fix printings.
7035 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7036 with correct parameters. Remove call to vect_get_memtag.
7038 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7040 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7041 (tree-vectorizer.o): Added missing dependencies.
7043 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7045 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7046 declaration in tree-vectorizer.c, now has an extern declaration in
7048 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7049 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7050 get_vectype_for_scalar_type, vect_is_simple_use,
7051 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7052 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7053 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7054 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7055 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7056 find_loop_location): Likewise.
7058 * tree-vectorizer.c (langhooks.h): #include removed.
7059 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7060 moved to tree-vectorized.h.
7061 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7062 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7063 get_vectype_for_scalar_type, vect_is_simple_use,
7064 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7065 vect_supportable_dr_alignment, new_loop_vec_info,
7066 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7067 vect_set_verbosity_level, find_loop_location): Likewise.
7069 (vect_analyze_loop): Function externalized. Declaration moved to
7070 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7071 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7072 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7073 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7074 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7075 vect_enhance_data_refs_alignment, vect_analyze_operations,
7076 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7077 vect_stmt_relevant_p, vect_get_loop_niters,
7078 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7079 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7080 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7081 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7082 vect_get_memtag): Likewise.
7084 (vectorizable_load): Function externalized. Declaration moved to
7085 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7086 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7087 vect_transform_loop): Likewise.
7088 (vect_transform_stmt): Moved to tree-vect-transform.c.
7089 (vect_align_data_ref, vect_create_destination_var,
7090 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7091 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7092 vect_get_vec_def_for_operand, vect_init_vector,
7093 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7094 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7095 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7096 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7097 vect_do_peeling_for_loop_bound): Likewise.
7099 * tree-vect-analyze.c: New file.
7100 * tree-vect-transform.c: New file.
7102 2005-02-17 Jason Merrill <jason@redhat.com>
7104 PR mudflap/19319, c++/19317
7105 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7108 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7110 * doc/install.texi (Specific): Update link for Darwin-specific
7113 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7115 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7116 constant_boolean_node.
7118 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7121 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7122 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7124 2005-02-16 Richard Henderson <rth@redhat.com>
7127 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7129 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7130 replace uses with Wtype_MAXp1_F.
7131 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7132 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7133 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7134 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7135 and HAVE_TFMODE as appropriate.
7136 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7137 (__floatdisf): Likewise.
7138 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7139 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7140 (Wtype_MAXp1_F): New.
7141 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7142 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7144 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7147 * arm.c (arm_apply_result_size): New function.
7148 * arm.h (APPLY_RESULT_SIZE): Define.
7149 * arm-protos.h (arm_apply_result_size): Add prototype.
7150 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7151 (movxf): New expand.
7152 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7153 (call_value_symbol): Remove predicate for operand 0.
7154 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7155 (untyped_call): Rework to correclty return values for any type.
7156 (untyped_return): New expand.
7157 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7159 2005-02-16 Stan Shebs <shebs@apple.com>
7161 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7162 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7164 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7166 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7167 configure settings on Solaris 7 and later.
7169 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7171 PR tree-optimization/19865
7172 * tree-optimize.c (init_tree_optimization_passes): Run
7173 pass_may_alias after pass_sra.
7175 2005-02-16 Richard Henderson <rth@redhat.com>
7176 Stuart Hastings <stuart@apple.com>
7179 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7180 Do nothing if debug info suppressed for this function.
7181 (dbxout_begin_function): Early exit if debug info suppressed for
7184 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7187 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7189 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7191 PR tree-optimization/19967
7192 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7193 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7194 argument TYPE. Adjust calls to fold_builtin_XXX.
7195 (expand_builtin, fold_builtin_1): Adjust calls to
7197 (fold_builtin_strchr, fold_builtin_strpbrk,
7198 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7199 result to a requested type TYPE.
7201 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7204 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7205 (T)x & (T)cst if (T)cst overflows.
7206 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7207 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7209 2005-02-15 Jeff Law <law@redhat.com>
7211 * gcse.c (blocks_with_calls): New bitmap.
7212 (alloc_gcse_mem): Allocate it.
7213 (free_gcse_mem): Free it.
7214 (clear_modifY_mem_tables): Clear it.
7215 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7216 when we encounter CALL_INSNs.
7217 (compute_transp, case MEM): Handle blocks with calls separate
7218 from blocks without calls. Use bitmap iterators rather than
7221 2005-02-15 Peter O'Gorman <peter@pogma.com>
7224 * mklibgcc.in (vis_hide): Use a temporary object file, not
7227 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7230 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7231 access optimization.
7233 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7234 Alan Modra <amodra@bigpond.net.au>
7237 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7238 (_xlqsub): Rename to __gcc_qsub.
7239 (_xlqmul): Rename to __gcc_qmul.
7240 (_xlqdiv): Rename to __gcc_qdiv.
7241 Provide versioned symbol aliases with old names.
7242 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7243 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7244 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7245 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7246 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7248 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7250 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7251 Fold ~(A - 1) and ~(A + -1) to -A.
7253 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7257 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7258 config/pa/pa-host.c:pa_gt_pch_use_address.
7260 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7262 * tree-vn.c (get_value_handle): Make sure that given an
7263 is_gimple_min_invariant expression, we always return it.
7265 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7267 * passes.c (rest_of_handle_gcse): Fix a comment.
7269 2005-02-15 Jeff Law <law@redhat.com>
7271 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7273 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7274 (canon_list_insert, record_last_mem_set_info): Similarly.
7275 (clear_modify_mem_tables): Similarly.
7277 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7279 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7280 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7281 config/mips/mips.md, config/rs6000/aix.h,
7282 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7284 2005-02-15 Richard Henderson <rth@redhat.com>
7286 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7287 call to be best_edge.
7289 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7291 * basic-block.h: Adjust the prototype for find_basic_blocks.
7292 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7293 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7296 * flow.c (recompute_reg_usage): Remove all arguments.
7297 * passes.c (rest_of_compilation): Adjust the call to
7298 recompute_reg_usage.
7299 * rtl.h: Adjust the prototype for recompute_reg_usage.
7301 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7303 * tree-dump.c (dump_files): Update to reflect new member
7305 (dump_register): Add new argument.
7307 (dump_switch_p_1): Check against glob name if doglob was passed.
7308 (dump_switch_p): Check against regular first, then glob if
7309 we didn't have any hits on the dump name.
7310 * tree-optimize.c (register_one_dump_file):
7311 Pass in glob name as well.
7312 * tree-pass.h (struct dump_file_info): Add glob
7315 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7317 PR preprocessor/16323
7318 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7320 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7323 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7324 (trunctfdf2_internal1): New.
7325 (trunctfdf2_internal2): Renamed from trunctfdf2.
7327 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7329 PR tree-optimization/19853
7330 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7332 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7334 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7335 delete_dead_jumptables and cleanup_cfg.
7337 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7339 * reload.c (find_reloads): Swap address_reloaded flags when
7340 swapping commutative operands.
7342 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7344 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7345 Use standard_iv_increment_position for computing the bsi position
7347 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7350 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7353 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7354 life range of hard registers.
7355 * value-prof.c (insn_prefetch_values_to_profile): Only
7358 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7359 profile in libcalls.
7361 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7363 * bitmap.h (bitmap_and_compl_into): Return bool.
7364 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7366 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7368 PR tree-optimization/19944
7369 * fold-const.c (fold): Re-add ABS_EXPR folding.
7371 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7374 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7375 {TARGET,MASK}_XL_COMPAT.
7376 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7378 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7379 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7381 (rs6000_arg_partial_bytes): Same.
7382 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7383 and XL compatibility enabled.
7384 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7385 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7386 test to final condition.
7387 (cmptf_internal2): New.
7388 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7389 xl-compat. Add TFmode information to description.
7391 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7393 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7395 2005-02-13 Jason Merrill <jason@redhat.com>
7398 * fold-const.c (fold_indirect_ref_1): Split out from...
7399 (build_fold_indirect_ref): Here.
7400 (fold_indirect_ref): New fn.
7401 * tree.h: Declare it.
7402 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7403 (gimplify_modify_expr_rhs): Likewise.
7404 (gimplify_expr): Likewise.
7406 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7408 PR tree-optimization/14303
7409 PR tree-optimization/15784
7410 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7411 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7412 ABS_EXPR<x> != 0 to x != 0.
7414 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7416 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7417 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7418 spelling conventions.
7420 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7421 delete_trivially_dead_insns too many times.
7423 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7426 2005-02-12 Ira Rosen <irar@il.ibm.com>
7428 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7429 (vect_is_simple_iv_evolution): Remove redundant parameter
7431 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7432 without last parameter.
7433 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7434 Return pointer step. Call vect_is_simple_iv_evolution without
7435 last parameter. Check only that the step is multiple of size
7436 type. Remove stmt_vinfo updates.
7437 (vect_get_memtag_and_dr): Remove.
7438 (vect_get_memtag): New function.
7439 (vect_address_analysis): New function.
7440 (vect_object_analysis): New function.
7441 (vect_analyze_data_refs): Call vect_object_analysis and
7442 vect_get_memtag. Update stmt_vinfo fields.
7444 2005-02-12 Ira Rosen <irar@il.ibm.com>
7446 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7447 exist and are objects. Remove checks for pointer.
7448 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7449 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7450 (vect_create_data_ref_ptr): Likewise.
7451 (vect_base_addr_differ_p): New function.
7452 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7453 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7454 Don't set the DR_BASE_NAME field of data-ref.
7455 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7457 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7459 * optabs.h (enum optab_index): Add new OTI_ldexp.
7460 (ldexp_optab): Define corresponding macro.
7461 * optabs.c (init_optabs): Initialize ldexp_optab.
7462 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7464 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7466 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7467 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7469 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7470 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7473 2005-02-12 Ira Rosen <irar@il.ibm.com>
7475 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7477 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7479 (vect_get_base_and_offset): Always return an address.
7480 (vect_create_addr_base_for_vector_ref): Remove treatment for
7481 different data reference types.
7482 (vect_compute_data_ref_alignment): Rename base to base_address in
7483 stmt_vec_info. Get the object in order to force its alignment.
7484 (vect_get_memtag_and_dr): Rename base to base_address in
7485 stmt_vec_info. Extract the object for memtag analysis.
7487 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7489 PR regression/19898.
7490 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7491 changes cc_status, use apply modified_in_p to part of cc_status
7492 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7495 2005-02-11 Richard Henderson <rth@redhat.com>
7497 * tree-complex.c (expand_complex_libcall): New.
7498 (expand_complex_multiplication): Use it for c99 compliance.
7499 (expand_complex_division): Likewise.
7500 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7502 * builtins.c (built_in_names): Remove const.
7503 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7505 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7506 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7507 (built_in_names): Remove const.
7508 * c-common.c (c_common_type_for_mode): Handle complex modes.
7509 * flags.h, toplev.c (flag_complex_method): Rename from
7510 flag_complex_divide_method.
7511 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7512 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7513 * libgcc2.h: Declare them.
7514 * libgcc-std.ver: Export them.
7515 * mklibgcc.in (lib2funcs): Build them.
7517 2005-02-11 Steven Bosscher <stevenb@suse.de>
7519 PR tree-optimization/19876
7520 Partially revert my change from 2005-01-14
7521 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7522 (compute_antic): ...and remove the loop here.
7524 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7527 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7528 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7530 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7531 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7533 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7535 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7536 offsets for the big-endian 32-bit case.
7538 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7540 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7542 2005-02-11 Dale Johannesen <dalej@apple.com>
7544 * cselib.c (cselib_process_insn): Clear out regs where
7545 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7546 * reload.c (find_equiv_reg): Ditto.
7548 2005-02-11 Ian Lance Taylor <ian@airs.com>
7550 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7553 * tree.c (build_function_type_list): Work correctly if there are
7556 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7558 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7559 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7560 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7561 TARGET_ZARCH instead of TARGET_64BIT.
7563 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7565 * config/rs6000/t-rtems:
7566 (MULTILIB_OPTIONS): Remove mcpu=602.
7567 (MUTLILIB_DIRNAMES): Remove m602.
7568 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7569 Let mcpu=602 match mcpu=603.
7570 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7572 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7574 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7577 2005-02-10 David Daney <ddaney@avtrex.com>
7579 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7580 * config/i386/linux-unwind.h: Likewise.
7581 * config/ia64/linux-unwind.h: Likewise.
7582 * config/mips/linux-unwind.h: Likewise.
7583 * config/pa/linux-unwind.h: Likewise.
7584 * config/rs6000/linux-unwind.h: Likewise.
7585 * config/s390/linux-unwind.h: Likewise.
7586 * config/sh/linux-unwind.h: Likewise.
7587 * config/sparc/linux-unwind.h: Likewise.
7589 2005-02-10 Steven Bosscher <stevenb@suse.de>
7591 PR tree-optimization/17549
7592 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7593 TER to replace a DEF with its expression if the DEF and the
7594 rhs of the expression we replace into have the same root
7597 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7599 * config/mips/mips.md: Fix the placement of the match_scratch in the
7602 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7604 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7607 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7609 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7610 (strip_offset): Handle addresses.
7611 (add_address_candidates): Use strip_offset.
7612 (difference_cost): Reflect strip_offset change.
7613 (force_var_cost, difference_cost): Strip nops.
7615 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7617 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7619 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7620 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7621 config/cris/cris-protos.h, config/cris/cris.c: Update
7624 2005-02-10 Jeff Law <law@redhat.com>
7626 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7627 (lookup_avail_expr): Similarly.
7629 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7631 * builtins.c (fold_builtin_powi): New function.
7632 (fold_builtin_1): Call it.
7634 2005-02-10 Steven Bosscher <stevenb@suse.de>
7636 PR documentation/19309
7637 * doc/cpp.texi: The __GNUC__ and related predefined macros
7638 are also defined for the "standalone" cpp.
7639 Some non-GCC compilers may also define __GNUC__.
7641 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7644 * c-typeck.c (common_type): New routine. Old common_type renamed
7646 (c_common_type): ...this.
7647 (build_conditional_expr, build_binary_op): Use c_common_type instead
7650 2005-02-10 Steven Bosscher <stevenb@suse.de>
7652 * doc/md.texi: Replace @samp{length} with @code{length}.
7654 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7656 PR tree-optimization/18687
7657 * tree-flow.h (find_loop_niter): Declare.
7658 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7659 Try using scev even for loops with more than one exit.
7660 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7661 (struct ivopts_data): Added niters field.
7662 (struct nfe_cache_elt): New.
7663 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7665 (tree_ssa_iv_optimize_init): Initialize niters cache.
7666 (determine_number_of_iterations): Removed.
7667 (find_induction_variables): Do not call determine_number_of_iterations.
7668 Access niters for single exit through niter_for_single_dom_exit.
7669 (add_iv_outer_candidates): Access niters for single exit through
7670 niter_for_single_dom_exit.
7671 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7672 number_of_iterations_cond.
7673 (iv_period): New function.
7674 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7675 (may_replace_final_value): Take data argument. Use
7676 niter_for_single_dom_exit.
7677 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7678 (rewrite_use_compare): Pass data to may_eliminate_iv.
7679 (rewrite_use_outer): Pass data to may_replace_final_value.
7680 (free_loop_data): Clean up the niters cache.
7681 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7682 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7683 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7684 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7685 (num_ending_zeros): Moved to tree.c.
7686 * tree.h (num_ending_zeros): Declare.
7687 * tree.c (num_ending_zeros): Moved from tree.c.
7689 2005-02-09 Richard Henderson <rth@redhat.com>
7691 * builtins.c (DEF_BUILTIN): Add COND argument.
7692 * tree.h (DEF_BUILTIN): Likewise.
7693 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7694 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7696 (DEF_BUILTIN_STUB): New.
7697 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7698 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7699 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7700 * c-common.c (DEF_BUILTIN): Add COND argument.
7701 * tree.c (local_define_builtin): New.
7702 (build_common_builtin_nodes): New.
7704 2005-02-09 Roger Sayle <roger@eyesopen.com>
7706 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7707 floating point expression ignoring the sign of the result.
7708 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7709 (fold) <MULT_EXPR>: Use it to simplify x*x.
7710 * tree.h (fold_strip_sign_ops): Prototype here.
7711 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7712 argument. Use fold_strip_sign_ops to simplify the first argument.
7713 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7714 first argument when the second argument is an even integer
7715 constant, but only with -funsafe_math_optimizations.
7716 (fold_builtin_1): Update call to fold_builtin_copysign.
7718 2005-02-09 Ian Lance Taylor <ian@airs.com>
7721 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7722 just check whether EH_FILTER_FAILURE falls through.
7724 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7726 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7727 insns return to ready list in the next turn.
7729 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7732 * builtins.def: New __builtin_powi[lf].
7733 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7734 (expand_builtin_powi): New function.
7735 (expand_builtin): Dispatch to expand_builtin_powi.
7736 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7737 * libgcc2.c: Add __builtin_powi[lf] implementation.
7738 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7739 * optabs.h: Add powi_optab.
7740 * optabs.c (init_optabs): Initialize powi_optab.
7741 * doc/extend.texi: Document __builtin_powi[lf].
7743 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7745 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7748 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7751 * fold-const.c (try_move_mult_to_index): Remove redundant
7752 type argument. Create ADDR_EXPR with correct type.
7753 (fold): Update callers of try_move_mult_to_index. Convert
7754 result to the appropriate type.
7756 2005-02-09 Roger Sayle <roger@eyesopen.com>
7759 * config/avr/avr.c (default_rtx_costs): Delete.
7760 (avr_operand_rtx_cost): New function.
7761 (avr_rtx_costs): Completely rewrite.
7763 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7766 * config/cris/cris.c (in_code): New variable.
7767 (cris_output_addr_const): Now a static function, a wrapper for
7769 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7770 case from old cris_output_addr_const.
7771 (cris_asm_output_label_ref): Similar for LABEL_REF.
7772 (cris_output_addr_const_extra): Similar for UNSPEC.
7773 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7774 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7775 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7777 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7778 (cris_asm_output_label_ref): Declare.
7780 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7782 PR preprocessor/19801
7783 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7784 filenames that changed when libcpp was moved to the toplevel.
7786 2005-02-07 Roger Sayle <roger@eyesopen.com>
7788 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7789 zero extensions of BImode operands. Call lowpart_subreg instead
7790 of gen_lowpart_common and gen_lowpart_SUBREG.
7792 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7795 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7796 * configure.ac: Set cc_for_cross_gnattools.
7797 * configure: Regenerate.
7799 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7802 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7804 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7807 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7808 of nested functions.
7810 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7812 * doc/extend.texi: Document deprecated extensions allowing
7813 static floating-point members to have initializers and allowing
7814 floating-point literals in integral constant expressions.
7816 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7818 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7819 config/darwin7.h, config/mips/mips.c,
7820 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7823 * cse.c: Update comments.
7825 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7828 * builtins.c (fold_builtin_sqrt): Transform
7829 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7832 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7833 Dorit Naishlos <dorit@il.ibm.com>
7835 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7836 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7837 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7839 * tree.h (vect_set_verbosity_level): New extern function declaration
7841 * tree-vectorizer.h (verbosity_levels): New enum type.
7842 * tree-vectorizer.c (vect_debug_stats): Function removed.
7843 (vect_debug_details): Likewise.
7844 (vect_verbosity_level): Global variable was defined and initialized.
7845 (vect_dump): Global variable definition.
7846 (vect_print_dump_info): New function.
7847 (vect_set_dump_settings): New function.
7848 (vect_set_verbosity_level): New function.
7849 (vectorize_loops): Add call to vect_set_dump_settings.
7851 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7852 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7853 (slpeel_tree_peel_loop_to_edge): Likewise.
7855 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7856 appropriate verbosity level instead of call to vect_debug_details
7857 or vect_debug_stats.
7858 (vect_get_base_and_offset):
7859 (vect_create_addr_base_for_vector_ref):
7860 (get_vectype_for_scalar_type):
7861 (vect_create_data_ref_ptr):
7863 (vect_get_vec_def_for_operand):
7864 (vect_finish_stmt_generation):
7865 (vectorizable_assignment):
7866 (vectorizable_operation):
7867 (vectorizable_store):
7868 (vectorizable_load):
7869 (vect_transform_stmt):
7870 (vect_update_ivs_after_vectorizer):
7871 (vect_do_peeling_for_loop_bound):
7872 (vect_update_inits_of_drs):
7873 (vect_do_peeling_for_alignment):
7874 (vect_transform_loop):
7875 (vect_is_simple_use):
7876 (vect_analyze_operations):
7877 (vect_is_simple_iv_evolution):
7878 (vect_analyze_scalar_cycles):
7879 (vect_analyze_data_ref_dependence):
7880 (vect_analyze_data_ref_dependences):
7881 (vect_compute_data_ref_alignment):
7882 (vect_enhance_data_refs_alignment):
7883 (vect_analyze_data_refs_alignment):
7884 (vect_analyze_data_ref_access):
7885 (vect_analyze_data_ref_accesses):
7886 (vect_analyze_pointer_ref_access):
7887 (vect_get_memtag_and_dr):
7888 (vect_analyze_data_refs):
7889 (vect_mark_relevant):
7890 (vect_stmt_relevant_p):
7891 (vect_mark_stmts_to_be_vectorized):
7892 (vect_can_advance_ivs_p):
7893 (vect_get_loop_niters):
7894 (vect_analyze_loop_form):
7895 (vect_analyze_loop):
7896 (vectorize_loops): Likewise.
7898 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7899 (vect_update_inits_of_drs):
7900 (vect_do_peeling_for_alignment):
7901 (vect_transform_loop):
7902 (vect_analyze_operations):
7903 (vect_analyze_scalar_cycles):
7904 (vect_analyze_data_ref_dependences):
7905 (vect_analyze_data_refs_alignment):
7906 (vect_analyze_data_ref_accesses):
7907 (vect_analyze_data_refs):
7908 (vect_mark_stmts_to_be_vectorized):
7909 (vect_get_loop_niters):
7910 (vect_analyze_loop_form):
7911 (vect_analyze_loop): Likewise.
7912 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7914 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7918 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7919 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7920 either -ffast-math or -funsafe-math-optimizations is in use.
7922 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7923 * config/mips/irix-csr.c: New file.
7924 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7925 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7926 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7929 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7931 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7932 redundant, incorrect definitions.
7934 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7936 ("*tls_indirect_call"): New, reference hard regs directly.
7937 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7939 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7941 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7942 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7944 2005-02-06 Roger Sayle <roger@eyesopen.com>
7946 PR rtl-optimization/19800
7947 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7948 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7951 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7953 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7955 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7958 * doc/invoke.texi: Correct documentation of -freorder-functions.
7960 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7963 * doc/invoke.texi: Don't mention gccbug.
7965 2005-02-06 Roger Sayle <roger@eyesopen.com>
7966 Andrew Pinski <pinskia@physics.uc.edu>
7967 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7969 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7970 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7971 into just (zero_extract:SI FOO (const_int 1) BAR).
7973 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7975 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7976 macro locally. Don't give last revision date. Use GCC version
7977 number from gcc-common.texi.
7978 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7979 revision date. Use GCC version number from gcc-common.texi.
7980 Describe being a library as current state rather than as 3.x
7982 * doc/gcc.texi: Remove last update date.
7983 * doc/gccint.texi: Likewise. Update copyright dates.
7984 * doc/install.texi: Update copyright dates.
7986 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7989 * doc/invoke.texi: Mention for each option included in -Wall that
7990 it is included in -Wall.
7991 * doc/gcc.texi: Update copyright and last modification date.
7993 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7995 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7996 unnecessary cast to original induction variable increments.
7998 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8000 PR tree-optimization/18219
8001 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8002 in distributed form.
8004 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8006 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8007 Set bitpos and offset later in the function. Do nothing if the
8008 target is a register and if the bitfield lies completely outside
8010 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8011 here. Return an uninitialised register if the source value is stored
8012 in a register and the bitfield lies completely outside that register.
8014 2005-02-06 Steven Bosscher <stevenb@suse.de>
8016 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8019 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8021 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8023 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8025 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8026 * config/darwin8.h: New.
8027 * config/darwin7.h: Update comment.
8029 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8030 Dorit Naishlos <dorit@il.ibm.com>
8032 * tree-vectorizer.h (LOC): New type.
8033 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8034 (loop_line_number): New field in struct _loop_vec_info.
8035 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8037 * tree-vectorizer.c (input.h): Included.
8038 (find_loop_location): New function.
8039 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8040 loop line number removed.
8041 (vect_debug_details): Likewise.
8042 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8044 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8045 call to vect_debug_details/stats changed from loop to loop_loc.
8046 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8047 (slpeel_tree_peel_loop_to_edge): Likewise.
8049 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8050 changed from NULL to UNKNOWN_LOC.
8051 (vect_get_base_and_offset):
8052 (vect_create_addr_base_for_vector_ref):
8053 (get_vectype_for_scalar_type):
8054 (vect_create_data_ref_ptr):
8056 (vect_get_vec_def_for_operand):
8057 (vect_finish_stmt_generation):
8058 (vectorizable_assignment):
8059 (vectorizable_operation):
8060 (vectorizable_store):
8061 (vectorizable_load):
8062 (vect_transform_stmt):
8063 (vect_update_ivs_after_vectorizer):
8064 (vect_do_peeling_for_loop_bound):
8065 (vect_do_peeling_for_alignment):
8066 (vect_transform_loop):
8067 (vect_is_simple_use):
8068 (vect_analyze_operations):
8069 (vect_is_simple_iv_evolution):
8070 (vect_analyze_scalar_cycles):
8071 (vect_analyze_data_ref_dependences):
8072 (vect_compute_data_ref_alignment):
8073 (vect_enhance_data_refs_alignment):
8074 (vect_analyze_data_ref_access):
8075 (vect_analyze_data_ref_accesses):
8076 (vect_analyze_pointer_ref_access):
8077 (vect_get_memtag_and_dr):
8078 (vect_analyze_data_refs):
8079 (vect_mark_relevant):
8080 (vect_stmt_relevant_p):
8081 (vect_mark_stmts_to_be_vectorized):
8082 (vect_can_advance_ivs_p):
8083 (vect_get_loop_niters):
8084 (vect_analyze_loop):
8085 (vectorize_loops): Likewise.
8087 (vectorizable_load): Argument in call to vect_debug_details/stats
8088 changed from loop to LOOP_LOC (loop_vinfo).
8089 (vect_transform_loop):
8090 (vect_analyze_operations):
8091 (vect_analyze_scalar_cycles):
8092 (vect_analyze_data_ref_dependence):
8093 (vect_enhance_data_refs_alignment):
8094 (vect_analyze_data_ref_accesses):
8095 (vect_analyze_pointer_ref_access):
8096 (vect_analyze_data_refs):
8097 (vect_analyze_loop): Likewise.
8099 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8100 changed from loop to loop_loc.
8102 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8104 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8105 Dorit Naishlos <dorit@il.ibm.com>
8107 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8109 (vect_analyze_data_ref_dependences): Likewise.
8111 (vect_is_simple_use): Argument changed from loop structure to
8112 loop_vect_info structure.
8113 (vect_can_advance_ivs_p): Likewise.
8114 (vect_create_index_for_vector_ref): Likewise.
8115 (vect_update_ivs_after_vectorizer): Likewise.
8116 (new_stmt_vec_info): Likewise.
8118 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8119 changed from loop to loop_vinfo.
8120 (vect_create_data_ref_ptr): First argument in call to
8121 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8122 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8123 was changed from loop to loop_vinfo.
8124 (vectorizable_operation): Likewise.
8125 (vectorizable_store): Likewise.
8126 (vect_mark_stmts_to_be_vectorized): Likewise.
8127 (vect_do_peeling_for_loop_bound): First argument in call to
8128 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8129 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8130 was changed from loop to loop_vinfo.
8131 (vect_analyze_data_ref_dependences): Third argument in call to
8132 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8134 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8135 (vect_create_data_ref_ptr): Likewise.
8136 (vect_init_vector): Likewise.
8137 (vect_get_vec_def_for_operand): Likewise.
8138 (vectorizable_assignment): Likewise.
8139 (vectorizable_operation): Likewise.
8140 (vectorizable_store): Likewise.
8141 (vectorizable_load): Likewise.
8142 (vect_update_ivs_after_vectorizer): Likewise.
8143 (vect_is_simple_use): Likewise.
8144 (vect_analyze_data_ref_dependence): Likewise.
8145 (vect_analyze_pointer_ref_access): Likewise.
8146 (vect_can_advance_ivs_p): Likewise.
8148 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8149 before _stmt_vec_info.
8150 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8151 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8152 (new_stmt_vec_info): Argument changed from loop structure to
8153 loop_vect_info structure
8155 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8156 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8157 (vect_create_addr_base_for_vector_ref): Likewise.
8158 (vect_analyze_pointer_ref_access): Likewise.
8160 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8163 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8164 phi flag if the phi is abnormal.
8166 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8169 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8170 information for the new statement.
8172 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8175 * gcc.c (main): Include the target in -v output.
8177 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8179 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8180 Do not drop the extend if we'd have to add a paradoxical subreg
8181 later. Include optabs.h and insn-codes.h.
8182 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8184 2005-02-02 Roger Sayle <roger@eyesopen.com>
8187 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8188 * fold-const.c (const_binop): Avoid constant folding floating
8189 point operations in modes that use composite representations.
8190 * simplify-rtx.c (simplify_binary_operation): Likewise.
8192 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8194 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8196 (altivec_dstt): Likewise.
8197 (altivec_dstst): Likewise.
8198 (altivec_dststt): Likewise.
8199 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8202 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8204 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8205 EXPR_LOCUS from orig_cond to the new cond_stmt.
8206 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8209 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8211 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8212 standard_iv_increment_position. Remove call to bsi_next
8213 (no need to bump the iterator anymore).
8214 (vect_create_index_for_vector_ref): Call
8215 standard_iv_increment_position. Remove second function argument.
8216 (vect_finish_stmt_generation): Remove call to bsi_next
8217 (no need to bump the iterator anymore).
8218 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8219 to vect_create_index_for_vector_ref.
8221 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8223 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8224 phis are used out of the loop.
8226 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8229 * c-decl.c (undef_nested_function): New variable.
8230 (pop_scope): Diagnose undefined nested functions.
8231 (finish_function): Don't attempt cgraph processing or genericizing
8232 if current top-level function contained an undefined nested
8233 function. Reset undef_nested_function at the end of a top-level
8236 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8238 * tree.c (build_int_cst_type): Take sign of the value into account
8239 when deciding whether sign extend the value.
8241 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8244 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8245 (cpp_options, cc1_options): Change %{std*&ansi} to
8246 %{std*&ansi&trigraphs}.
8248 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8250 * cse.c: Update comments.
8252 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8254 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8255 arguments go on the stack. Do not put complex doubles in odd/even
8258 2005-02-02 Steven Bosscher <stevenb@suse.de>
8260 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8261 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8262 -ftree-pre, and -fthread-jumps.
8264 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8266 PR tree-optimization/19578
8267 * tree-flow.h (modified_noreturn_calls): Declare.
8268 (noreturn_call_p): Declare.
8269 * tree-flow-inline.h (noreturn_call_p): New function.
8270 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8271 * tree-cfg.c (modified_noreturn_calls): New variable.
8272 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8273 that contain a mid-block noreturn call.
8274 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8276 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8278 * df.c (df_def_record_1, df_uses_record): Don't use
8280 * df.h (DF_FOR_REGALLOC): Remove.
8282 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8285 * c-typeck.c (really_start_incremental_init): Reset
8286 constructor_max_index for arrays of incomplete type.
8288 2005-02-02 Jeff Law <law@redhat.com>
8290 * gcse.c (struct reg_set): Store the block index where the register
8291 was set rather than the setting insn.
8292 (record_one_set, compute_transp): Corresponding changes.
8293 (pre_insert_copy_insn): Do not call replace_one_set.
8294 (replace_one_set): Remove.
8296 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8299 * doc/gcov.texi: Fix typo.
8301 2005-02-01 Richard Henderson <rth@redhat.com
8304 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8305 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8307 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8308 * config/i386/i386-protos.h: Update.
8310 2005-02-01 Steven Bosscher <stevenb@suse.de>
8312 PR tree-optimization/19217
8313 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8314 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8315 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8316 that it is walking a PHI node.
8318 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8320 * doc/extend.texi (Nested Functions): Update.
8322 2005-02-01 Richard Henderson <rth@redhat.com>
8325 * optabs.c (expand_copysign_absneg): Export.
8326 * optabs.h (expand_copysign_absneg): Declare.
8327 * config/rs6000/rs6000.md (copysigntf3): New.
8329 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8331 PR tree-optimization/19633
8332 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8333 * tree-ssa-alias.c (init_alias_info): Initialize.
8334 (merge_pointed_to_info): Set.
8335 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8336 (dump_points_to_info_for): Show value of pt_null.
8337 (struct count_ptr_d): Declare.
8338 (find_ptr_dereference): Remove.
8339 (ptr_is_dereferenced_by): Remove.
8340 (count_ptr_derefs): New local function.
8341 (count_uses_and_derefs): New local function.
8342 (compute_points_to_and_addr_escape): Call it. If the number
8343 of dereferences is greater than zero, mark the pointer as
8344 dereferenced. If there are fewer dereferences than uses of
8345 the pointer, the pointer's value escapes.
8347 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8349 PR tree-optimization/19670
8350 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8352 (verify_use): ... set it here, instead.
8354 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8356 * doc/sourcebuild.texi (Test directives): Fix formatting.
8358 * doc/sourcebuild.texi (Test directives): Describe selector
8361 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8363 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8364 specific 64-bit CPUs.
8366 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8369 * arm.c (arm_eliminable_register): New function.
8370 (adjacent_mem_locations): Don't allow eliminable registers. Use
8371 HOST_WIDE_INT for address offsets.
8372 * arm-protos.h (arm_eliminable_register): Add prototype.
8374 2005-02-01 Steven Bosscher <stevenb@suse.de>
8376 PR optimization/15242
8377 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8378 * basic-block.h (duplicate_computed_gotos): Add prototype.
8379 * bb-reorder.c (duplicate_computed_gotos): New function to
8380 duplicate sufficiently small blocks ending in a computed jump.
8381 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8382 if not optimizing for size.
8383 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8384 never do tail merging for blocks ending in a computed jump.
8385 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8387 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8389 Patch from Richard Sandiford <rsandifo@redhat.com>
8390 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8391 from inheriting a subreg equivalence with a non-spill register.
8393 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8395 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8397 * config/frv/frv.c (movcc_fp_destination_operand): New.
8398 (gpr_or_memory_operand): Fix typo in comment.
8399 (gpr_or_memory_operand_with_scratch): New.
8400 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8401 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8402 movcc_fp_destination_operand.
8403 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8404 Legitimize memory addresses using a scratch register.
8406 2005-01-31 Jeff Law <law@redhat.com>
8408 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8409 bitmap a sparse bitmap instead of a simple bitmap.
8410 (mark_def_sites_initialize_block): Corresponding changes.
8411 (ssa_mark_def_sites_initialize_block): Likewise.
8412 (ssa_mark_phi_uses): Likewise.
8413 (mark_def_site, ssa_mark_def_sites): Likewise.
8414 (mark_def_site_blocks): Likewise.
8415 (rewrite_ssa_into_ssa): Likewise.
8417 * tree-ssa-dom.c (record_cond): Pass correct variable type
8418 for last argument to htab_find_slot_with_hash.
8420 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8421 effects when optimizing 0 % X. Do not try to optimize X % 0.
8423 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8425 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8428 2005-02-01 Eric Christopher <echristo@redhat.com>
8430 * config/mips/mips.c (override_options): Warn if -mint64
8432 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8435 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8437 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8439 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8440 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8441 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8442 (cached_regno): Initialize to INVALID_REGNUM.
8443 (cse_reg_info_table_size,
8444 cse_reg_info_table_first_uninitialized,
8445 cse_reg_info_timestamp): New.
8446 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8448 (init_cse_reg_info, get_cse_reg_info_1): New.
8449 (get_cse_reg_info): Cache the last look-up.
8450 (new_basic_block): Update the code to clear mappings from
8451 registers to cse_reg_info entries.
8452 (cse_main): Call init_cse_reg_info.
8454 * cse.c (get_cse_reg_info): Update a comment.
8456 2005-01-31 Steven Bosscher <stevenb@suse.de>
8459 * c-decl.c (start_decl): Do not warn about arrays of elements with
8460 an incomplete type here.
8461 (grokdeclarator): Do it here by making a pedwarn an error.
8462 * c-typeck.c (push_init_level): If there were previous errors with
8463 the constructor type, do not warn about braces for initializers.
8464 (process_init_element): Likewise for excess initializer elements.
8466 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8468 * cse.c (delete_trivially_dead_insn): Don't iterate.
8470 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8472 * config/rs6000/rs6000.md (copysignsf3): New expand.
8473 (copysigndf3): Likewise.
8475 2005-01-31 Steven Bosscher <stevenb@suse.de>
8477 * recog.c (constrain_operands): Only look for earlyclobber operand
8478 conflicts if an '&' constraint was seen.
8480 2005-01-31 Marc Espie <espie@openbsd.org>
8482 * config.gcc: Don't include embedded systems fragment, switches default
8483 debugging format to ELF.
8484 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8485 longer pick it up there.
8487 2005-01-31 Dale Johannesen <dalej@apple.com>
8489 * doc/extend.texi (nested functions): Fix linkage description.
8490 Clarify that static is not allowed.
8492 2005-01-31 Dale Johannesen <dalej@apple.com>
8494 * config/rs6000/darwin.md (movsf_low_di): Make work.
8495 (movdf_low_di): Make work.
8497 2005-01-31 Dale Johannesen <dalej@apple.com>
8499 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8500 Make work for 64 bit.
8502 2005-01-31 Roger Sayle <roger@eyesopen.com>
8503 Dale Johannesen <dalej@apple.com>
8506 * fold-const.c (fold_binary_op_with_conditional_arg):
8507 Make types match original operands, before STRIP_NOPS.
8509 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8511 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8512 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8513 (struct gcc_sigcontext): Delete. Merge contents to..
8514 (struct gcc_ucontext): ..here.
8515 (get_sigcontext): Delete.
8516 (get_regs): New function, like get_sigcontext but return regs ptr.
8517 64-bit version finds regs from r1 to support vdso.
8518 (ppc_linux_aux_vector): New function.
8519 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8522 2005-01-31 Ira Rosen <irar@il.ibm.com>
8524 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8526 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8527 redundant fold. Fix misalignment for MINUS_EXPR.
8528 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8529 (vect_analyze_pointer_ref_access): Likewise.
8530 (vect_get_memtag_and_dr): Likewise.
8532 2005-01-31 Richard Henderson <rth@redhat.com>
8534 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8535 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8536 absnegdf2_i387, absnegxf2_i387): Likewise.
8538 2005-01-31 Richard Henderson <rth@redhat.com>
8541 * optabs.c (expand_copysign_absneg): New.
8542 (expand_copysign_bit): Split out from ...
8543 (expand_copysign): ... here. Use expand_copysign_absneg.
8545 2005-01-30 Roger Sayle <roger@eyesopen.com>
8548 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8549 constant as the second operand and a register as the third.
8551 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8554 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8555 that dllimport'd functions do not use all call-clobbered registers
8558 2005-01-30 Richard Henderson <rth@redhat.com>
8561 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8562 expand_abs_nojump and generalize. Use operand_subword and
8563 emit_no_conflict_block. Support large modes.
8564 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8566 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8567 negation to subtraction.
8568 (expand_copysign): Check that the format has signed zeros.
8569 Use operand_subword and emit_no_conflict_block. Support large modes.
8571 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8573 Fix PR tree-optimization/19624
8575 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8576 * tree-ssa-pre.c: Add cfgloop.h.
8578 (pre_stats): New member, constified.
8579 (inserted_exprs): New static variable.
8580 (NECESSARY): New macro.
8581 (create_expression_by_pieces): Fold the expression, and
8582 mark it as defaulting to not necessary. Also put in
8584 (fully_constant_expression): New function.
8585 (insert_into_preds_of_block): Modify to not insert phis when we
8586 are playing with induction variables.
8587 Push phis onto the inserted_exprs vector, and mark them as not
8588 necessary by default.
8589 (insert_aux): Call fully_constant_expression on eprime.
8590 If all edges produce the same value, mark it constant.
8591 (mark_operand_necessary): New function.
8592 (remove_dead_inserted_code): New function.
8593 (init_pre): Init loop optimizer to get loop info.
8594 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8595 (execute_pre): Commit edge inserts, then remove dead code.
8597 2005-01-30 Richard Henderson <rth@redhat.com>
8599 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8600 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8602 2005-01-30 Richard Henderson <rth@redhat.com>
8605 * config/i386/i386.c (ix86_expand_copysign): New.
8606 (ix86_split_copysign_const): New.
8607 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8608 rearrange op1/nmask operands.
8609 * config/i386/i386-protos.h: Update.
8610 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8611 (copysigndf3): Likewise.
8612 (copysignsf3_const, copysigndf3_const): New.
8613 (copysignsf3_var): Rename from copysignsf3, split out splitter
8614 and fix split predicate for X constraint.
8615 (copysigndf3_var): Similarly.
8617 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8619 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8620 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8621 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8623 2005-01-29 Richard Henderson <rth@redhat.com>
8626 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8627 of # and * in constraints.
8629 2005-01-29 Richard Henderson <rth@redhat.com>
8632 * expr.c (store_field): Don't strip sub-mode cast when the input
8633 data is even smaller.
8635 2005-01-29 Richard Henderson <rth@redhat.com>
8638 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8641 2005-01-29 Richard Henderson <rth@redhat.com>
8643 * combine.c (make_field_assignment): Fix argument order
8646 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8648 PR tree-optimization/15791
8649 * fold-const.c (extract_array_ref): New function.
8650 (fold): Fold comparisons between &a[i] and &a[j] or
8651 semantically equivalent trees.
8653 2005-01-29 Jeff Law <law@redhat.com>
8655 * gcse.c (insert_expr_in_table): Revamp handling of available
8656 and anticipatable occurrence lists to avoid unnecessary list
8658 (insert_set_in_table): Similarly.
8660 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8662 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8664 (c_build_qualified_type): Build qualified array types with
8665 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8666 * c-decl.c (c_make_fname_decl): Build unqualified array type
8667 before qualified type.
8668 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8669 type is qualified, not just if type itself is. Don't apply
8670 qualifiers to array type when declarator is processed. Apply
8671 qualifiers to field type whether or not it is an array type.
8672 Don't handle array types specially for applying qualifiers to
8674 * c-typeck.c (composite_type): Build unqualified element type and
8675 array type when forming composite of array types.
8676 (common_pointer_type, comptypes, comp_target_types,
8677 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8678 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8680 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8681 (args2) in variables a1 and a2.
8683 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8685 * cse.c (n_elements_made, max_elements_made): Remove.
8686 (insert): Don't touch n_elements_made.
8687 (cse_main): Don't touch n_elements_made or max_elements_made.
8689 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8692 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8693 configuration part of dp-bit.c to be lost.
8695 2005-01-28 Roger Sayle <roger@eyesopen.com>
8697 * expmed.c (expand_mult_highpart_optab): When attempting to use
8698 a non-widening multiplication in a wider mode, the operands need
8699 to be converted (zero or sign extended) to that mode.
8701 2005-01-28 Ian Lance Taylor <ian@airs.com>
8705 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8706 through if both operands fall through.
8708 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8710 * cse.c (fold_rtx) <PC>: Don't optimize.
8712 2005-01-28 Jeff Law <law@redhat.com>
8714 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8715 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8717 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8719 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8720 cse_reg_info_used_list_end): Remove.
8721 (cse_reg_info_list, cse_reg_info_list_free): New.
8722 (get_cse_reg_info): When allocating an instance of
8723 cse_reg_info, add it to the beginning of the cse_reg_info_list
8724 list. Remove code to maintain cse_reg_info_used_list.
8725 (new_basic_block): Reset the free list to the beginning of
8728 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8730 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8731 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8732 (frv_expand_mdpackh_builtin): New function.
8733 (frv_expand_builtin): Use it to expand __MDPACKH.
8734 * doc/extend.texi (__MDPACKH): Update documentation.
8736 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8738 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8739 SSE_FLOAT_MODE_P for use_sse computation.
8741 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8744 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8746 2005-01-27 Richard Henderson <rth@redhat.com>
8748 * builtins.c (expand_builtin_copysign): New.
8749 (expand_builtin): Call it.
8750 * genopinit.c (optabs): Add copysign_optab.
8751 * optabs.c (init_optabs): Initialize it.
8752 (expand_copysign): New.
8753 * optabs.h (OTI_copysign, copysign_optab): New.
8754 (expand_copysign): Declare.
8756 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8757 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8759 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8760 (ix86_expand_fp_absneg_operator): ... here.
8761 (ix86_split_copysign): New.
8762 * config/i386/i386-protos.h: Update.
8763 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8764 (copysignsf3, copysigndf3): New.
8766 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8767 (copysignsf3, ncopysignsf3): New.
8768 (copysigndf3, ncopysigndf3): New.
8769 (copysignxf3, ncopysignxf3): New.
8770 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8772 2005-01-27 Arend Bayer <arend.bayer@web.de>
8773 Kazu Hirata <kazu@cs.umass.edu>
8775 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8776 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8777 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8780 2005-01-27 Jeff Law <law@redhat.com>
8782 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8783 definitions of SSA_NAMEs which are not being rewritten.
8784 (rewrite_ssa_into_ssa): Only initialize the current definition
8785 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8786 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8787 SSA_NAMEs before returning.
8789 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8791 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8792 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8793 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8794 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8795 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8797 2005-01-27 Steven Bosscher <stevenb@suse.de>
8800 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8801 higher to -O2 and higher. Likewise for tree PRE.
8802 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8805 2005-01-27 Ian Lance Taylor <ian@airs.com>
8808 * gimple-low.c (try_catch_may_fallthru): New static function.
8809 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8810 * tree-inline.c (expand_call_inline): Don't warn about reaching
8811 the end of a non-void function being inlined if the function uses
8814 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8816 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8819 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8820 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8821 (implicitly_declare): Handle error_mark_node.
8823 2005-01-27 Richard Henderson <rth@redhat.com>
8826 * tree.h (struct tree_decl): Add debug_expr_is_from.
8827 (DECL_DEBUG_EXPR_IS_FROM): New.
8828 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8829 * dwarf2out.c (dwarf2out_var_location): Update to match.
8830 * tree-outof-ssa.c (create_temp): Likewise.
8831 * var-tracking.c (track_expr_p): Likewise.
8832 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8833 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8834 * toplev.c (default_tree_printer): Likewise.
8836 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8838 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8839 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8841 2005-01-27 Steven Bosscher <stevenb@suse.de>
8843 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8844 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8845 ASM_CLOBBERS): Add tree checks.
8847 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8848 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8849 * c-common.def (SWITCH_STMT): Update to match.
8850 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8851 macros instead of SWITCH_EXPR ones.
8852 * c-dump.c (c_dump_tree): Likewise.
8853 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8854 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8856 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8858 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8860 * unwind-dw2.c (execute_stack_op): Add missing cases for
8861 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8863 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8865 * config.gcc (Obsolete configurations): Remove 'dummy', add
8866 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8869 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8871 PR tree-optimization/19633
8872 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8874 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8875 are no call-clobbered variables.
8876 * tree-outof-ssa.c (check_replaceable): Return false for calls
8879 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8881 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8882 even for variables with NULL DECL_INITIAL.
8884 2005-01-26 Stuart Hastings <stuart@apple.com>
8886 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8888 2005-01-26 Richard Henderson <rth@redhat.com>
8891 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8893 * expr.c (store_field): Strip conversions to odd-bit-sized types
8894 if the destination field width matches.
8896 2005-01-26 Richard Henderson <rth@redhat.com>
8898 * c-decl.c, expmed.c, expr.c: Revert last change.
8900 2005-01-26 Richard Henderson <rth@redhat.com>
8903 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8905 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8906 if we don't need the bits above those present in the current mode.
8907 * expr.c (store_field): Strip conversions to odd-bit-sized types
8908 if the destination field width matches.
8910 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8912 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8913 either -ffast-math or -funsafe-math-optimizations is in use.
8915 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8919 * config/avr/avr.c (notice_update_cc): Only set condition code for
8920 ashrqi3 if shift count > 0.
8921 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8922 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8923 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8924 count <= 0 as a no-op, and shift count >= width by copying zero
8925 or sign bit to all bits of the result.
8926 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8927 count, with attribute "length" set to 0 and "cc" set to "none".
8929 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8931 * doc/invoke.texi: Document -mTLS.
8933 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8934 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8935 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8936 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8937 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8938 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8939 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8940 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8942 * configure.ac: Check for a TLS capable gas.
8944 * configure: Regenerate.
8946 2005-01-26 Richard Henderson <rth@redhat.com>
8949 * combine.c (make_field_assignment): Simplify store to zero_extract
8950 from a source with an overlapping mask.
8952 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8954 2004-11-11 Eric Christopher <echristo@redhat.com>
8956 * config/frv/frv.md: Add fr400_integer automaton. Don't
8957 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8960 2005-01-26 Steven Bosscher <stevenb@suse.de>
8963 * cfgbuild.c (make_edges): Do not clear or set
8964 current_function_has_computed_jump.
8965 * function.h (struct function): Remove the has_computed_jump field.
8966 (current_function_has_computed_jump): Do not define.
8967 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8968 in a computed jump. Ignore current_function_has_computed_jump.
8970 2005-01-26 Richard Henderson <rth@redhat.com>
8973 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8974 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8976 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8977 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8978 objects into static storage if they have more than one non-zero value.
8979 * tree.h (categorize_ctor_elements): Update decl.
8981 2005-01-26 Steven Bosscher <stevenb@suse.de>
8984 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8985 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8986 to this function from 2004-07-10.
8987 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8988 the current function for tail call optimizations if the address
8989 of one of it its arguments is taken.
8991 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8993 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8995 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8997 * function.c (expand_function_end): If current_function_calls_alloca,
8998 emit stack restore in a place that is reached when the function falls
9001 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9003 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9004 rule to avoid matching inappropriate suffix rule.
9006 2005-01-26 Jan Hubicka <jh@suse.cz>
9008 PR tree-optimization/19241
9009 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9011 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9013 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9014 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9016 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9017 <sim*>: Always use crt1.o, regardless of N in simN.
9018 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9019 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9020 (CRT_CALL_STATIC_FUNCTION): Remove.
9021 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9022 use crt1.o, regardless of N in simN.
9023 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9024 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9025 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9026 case isystem setting.
9027 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9029 2005-01-25 Ian Lance Taylor <ian@airs.com>
9031 * gimple-low.c (block_may_fallthru): Correct handling of
9032 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9034 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9036 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9037 handlers to match indentation; nested under the mtune=* handler.
9038 Similar for mcpu= and march=.
9040 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9042 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9043 * config/mips/linux64.h (LIB_SPEC): Likewise.
9044 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9045 * config/sh/linux.h (LIB_SPEC): Likewise.
9047 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9049 * config/frv/frv.c (frv_legitimize_tls_address): New.
9050 (TARGET_HAVE_TLS): Define.
9051 (FRV_SYMBOL_REF_TLS_P): Define.
9052 (frv_override_options): Handle new register classes.
9053 (frv_legitimate_address_p): Reject tls addresses.
9054 (frv_legitimize_address): Handle TLS addresses.
9055 (gen_inlined_tls_plt): New.
9057 (frv_legitimize_tls_address): New.
9058 (unspec_got_name): Add TLS entries.
9059 (got12_operand): Add R_FRV_TLSMOFF12 case.
9060 (frv_emit_move): Fixup TLS addresses.
9061 (frv_emit_movsi): Legitimize TLS addresses.
9063 * config/frv/frv.h (MASK_BIG_TLS): New.
9064 (TARGET_BIG_TLS): New.
9065 (HAVE_AS_TLS): Define.
9066 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9067 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9068 (REG_CLASS_NAMES): Same.
9069 (REG_CLASS_CONTENTS): Same.
9070 (CONSTRAINT_LEN): New.
9071 (REG_CLASS_FROM_CONSTRAINT): New.
9072 (PREDICATE_CODES): Add symbolic_operand.
9074 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9075 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9076 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9077 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9078 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9079 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9080 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9081 GR9_REG, GR14_REG, LRREG.
9082 (type): Add load_or_call attribute.
9083 ("load_or_call"): New reservation.
9084 ("call_gettlsoff"): New.
9085 ("tls_indirect_call"): New.
9086 ("tls_load_gottlsoff12"): New.
9087 ("tlsoff_hilo"): New.
9088 ("tls_tlsdesc_ldd"): New.
9089 ("tls_tlsoff_ld"): New.
9092 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9094 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9096 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9097 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9098 * config/frv/frv.c (TLS_BIAS): Define.
9099 (frv_output_dwarf_dtprel): New.
9101 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9103 PR rtl-optimization/19579
9104 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9105 both A and B, see if they don't clobber registers the other expr uses.
9107 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9109 * real.c (do_add): Initialize signalling and canonical members.
9111 * real.c (real_from_integer): Zero out destination.
9113 2005-01-18 Jan Hubicka <jh@suse.cz>
9115 PR tree-optimize/19337
9116 * tree-inline.c (initialize_inlined_parameters): Copy
9117 saved_static_chain_decl only.
9119 2005-01-25 Richard Henderson <rth@redhat.com>
9123 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9124 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9125 80387 enabled, to return a proper subclass. Return the subset that
9126 overlaps with GENERAL_REGS for PLUS.
9127 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9129 2005-01-25 Richard Henderson <rth@redhat.com>
9132 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9134 2005-01-25 Roger Sayle <roger@eyesopen.com>
9136 * expmed.c (choose_multiplier): Change interface to return the
9137 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9138 (expand_divmod): Update calls to choose_multiplier.
9140 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9143 * expmed.c (extract_bit_field): Use adjust_address instead of
9144 gen_lowpart when op0 is a MEM.
9146 2005-01-24 Steven Bosscher <stevenb@suse.de>
9148 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9150 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9152 * config/mips/irix-csr.c: New file.
9153 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9154 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9155 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9158 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9161 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9162 sparc/elf.h, add sparc/sp-elf.h.
9163 (sparc-*-rtems*): Likewise.
9164 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9165 tm-dwarf2.h, add sparc/sp-elf.h.
9166 (sparc86x-*-elf): Likewise.
9167 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9168 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9169 TARGET_OS_CPP_BUILTINS.
9170 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9171 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9173 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9174 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9175 (SWITCH_TAKES_ARG): Likewise.
9176 (LOCAL_LABEL_PREFIX): Likewise.
9177 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9178 (TARGET_N_FORMAT_TYPES): Delete.
9179 (TARGET_FORMAT_TYPES): Likewise.
9180 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9181 * config/sparc/elf.h: Delete.
9182 * config/sparc/sp-elf.h: New file.
9184 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9186 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9187 * tree-flow.h: Remove the corresponding prototype.
9188 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9189 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9191 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9194 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9195 for AIX ABI or ELF -fPIC.
9196 (rs6000_emit_load_toc_table): Don't create toc_section here.
9197 (rs6000_xcoff_file_start): Nor here.
9199 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9201 * sh.c (ra.h): Don't #include.
9202 (hard_regs_intersect_p): New function, resurrected from ra.c.
9204 * sh.c: Fix 1996 Copyright.
9206 2005-01-24 Richard Henderson <rth@redhat.com>
9207 Aldy Hernandez <aldyh@redhat.com>
9209 * regrename.c (note_sets): Handle subregs.
9211 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9214 * genconditions.c (write_header, write_conditions): Elide file if
9217 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9219 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9220 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9223 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9225 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9226 expand_builtin_printf, expand_builtin_fprintf,
9227 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9228 checking against POINTER_TYPE.
9229 (validate_arglist): Handle POINTER_TYPE code by checking
9232 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9234 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9236 (for_each_rtx): Call for_each_rtx_1.
9237 * rtl.h (init_rtlanal): Declare.
9238 * toplev.c (backend_init): Call init_rtlanal.
9240 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9242 * flow.c (propagate_one_insn): Formatting.
9245 * flow.c (libcall_dead_p): Be more conservative if unsure.
9246 If there are any instructions between insn and call, see if they are
9247 all dead before saying the libcall is dead.
9249 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9251 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9252 operand constraint for operand 0.
9254 2005-01-23 Richard Henderson <rth@redhat.com>
9257 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9258 edges leading to join block.
9260 2005-01-23 Roger Sayle <roger@eyesopen.com>
9262 * expmed.c (expand_mult_highpart): Make static. Change type of
9263 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9264 (expand_divmod): Updates calls to expand_mult_highpart by using
9265 gen_int_mode to pass a CONST_INT rtx.
9266 * rtl.h (expand_mult_highpart): Remove prototype.
9268 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9270 * flow.c (regset_bytes, regset_size): Remove.
9272 * cfganal.c: Fix a reference to Harvey's paper.
9274 2005-01-23 Steven Bosscher <stevenb@suse.de>
9276 PR rtl-optimization/19464
9277 * tree-optimize.c (init_tree_optimization_passes): Add one more
9278 copyrename pass just before out-of-ssa.
9280 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9283 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9284 * ggc-none.c (ggc_free): Define.
9286 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9288 * cse.c (max_reg, max_insn_uid): Remove.
9289 (cse_main): Don't access max_reg or max_insn_uid.
9291 * c-common.c (explicit_flag_signed_bitfields,
9292 lang_statement_code_p, lang_expand_function_end): Remove.
9293 * c-common.h: Remove the corresponding declarations.
9294 * c-opts.c (c_common_handle_option): Remove all write access
9295 to explicit_flag_signed_bitfields.
9297 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9298 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9299 * cgraph.h: Remove the corresponding declaration.
9301 * gcse.c (null_pointer_info): Remove.
9303 2005-01-23 Roger Sayle <roger@eyesopen.com>
9304 Eric Botcazou <ebotcazou@libertysurf.fr>
9306 * combine.c (simplify_logical): Only simplify logical expressions
9307 of the form ior(and(x,y),z) by the inverse distributive law if the
9308 result is cheaper than the original.
9310 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9312 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9313 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9314 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9315 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9316 config/freebsd-spec.h, config/arm/arm.h,
9317 config/h8300/h8300.md, config/i386/i386.md,
9318 config/i386/predicates.md, config/i386/sse.md,
9319 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9320 config/vax/vax.md: Fix comment typos. Follow spelling
9323 2005-01-23 Steven Bosscher <stevenb@suse.de>
9325 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9326 tests, instead of `less than'.
9328 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9330 * function.c (assign_parm_setup_block): When creating a new stack slot
9331 for a parameter, get its alignment from the parameter's DECL_ALIGN
9332 rather than the type's TYPE_ALIGN. Make sure that the parameter
9333 is at least word aligned.
9335 2005-01-22 Roger Sayle <roger@eyesopen.com>
9338 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9340 2005-01-22 Richard Henderson <rth@redhat.com>
9343 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9344 in both compare operands.
9345 (movdfcc_1_sse_max): Likewise.
9346 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9347 (movdfcc_1_sse): Likewise.
9348 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9349 scratch register as needed.
9351 2005-01-22 Richard Henderson <rth@redhat.com>
9353 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9355 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9357 2005-01-22 Richard Henderson <rth@redhat.com>
9359 * genopinit.c (optabs): Use smin/smax for floating point too.
9360 * doc/md.texi: Update to match. Clarify that floating point
9361 results are undefined for +0/-0 and NaN.
9362 * doc/rtl.texi: Likewise.
9363 * rtl.def (SMIN, SMAX): Likewise
9364 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9366 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9367 leading 's' to the name.
9368 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9369 smaxxf3, sminxf3): Likewise.
9370 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9373 2005-01-22 Paul Brook <paul@codesourcery.com>
9375 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9377 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9379 * config/s390/s390.c (struct processor_costs): New fields
9380 dlgr, dlr, dr, dsgfr, dsgr.
9381 (z900_cost, z990_cost): Values for new fields.
9382 (s390_rtx_costs): New cases MEM und COMPARE in switch
9383 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9384 DIV, MOD, UDIV, UMOD.
9386 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9388 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9389 into the register being decremented.
9390 ("doloop_si31", "doloop_di"): Likewise.
9391 ("*doloop_si_long"): Adapt pattern.
9393 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9395 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9397 (CLASS_MAX_NREGS): Likewise.
9399 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9401 * doc/tree-ssa.texi (Statement Operands): Add example for new
9402 must-def macro. Note deprecation of old operands interface.
9404 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9406 PR tree-optimization/19484
9407 * tree-cfg.c (remove_fallthru_edge): New function.
9408 (cleanup_control_flow): Remove fallthru edges from calls that are
9409 now known not to return.
9411 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9413 Fix PR tree-optimization/19038
9414 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9415 copies with loop variant ones.
9417 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9419 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9420 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9421 config/alpha/alpha.md, config/alpha/predicates.md,
9422 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9423 config/sparc/sol2.h: Update copyright.
9425 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9426 first label to see if it is a nonlocal label.
9428 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9429 Andrew Pinski <pinskia@physics.uc.edu>
9432 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9433 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9435 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9437 * config/rs6000/rtems.h: Update copyright.
9439 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9442 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9443 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9444 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9446 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9449 * c-typeck.c (convert_arguments): Check for error_mark_node.
9451 2005-01-21 Ian Lance Taylor <ian@airs.com>
9453 PR tree-optimization/13000
9454 * tree-inline.c: Include "tree-flow.h".
9455 (expand_call_inline): If warn_return_type, warn if non-void inline
9456 function falls through.
9457 * tree-cfg.c (execute_warn_function_return): Don't warn about
9458 control reaching end if TREE_NO_WARNING is set. Set
9460 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9462 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9463 branch if we don't need one.
9464 * c-typeck.c: Include "tree-flow.h"
9465 (c_finish_bc_stmt): Don't add a goto if the current statement
9466 list doesn't fall through to the current point.
9468 2005-01-21 Roger Sayle <roger@eyesopen.com>
9470 PR rtl-optimization/576
9471 * real.c (real_arithmetic): Change return type from void to bool
9472 to return an indication that the result may be inexact.
9473 * real.h (real_arithmeric): Update prototype.
9474 * fold-const.c (const_binop): Don't constant fold floating
9475 point expressions when the user specifies -frounding-math and
9476 the result may depend upon the run-time rounding mode.
9477 (fold_convert_const_real_from_real): Clean-up.
9478 (fold_initializer): Ignore flag_rounding_math for initializers.
9479 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9480 constant fold FP operations with flag_rounding_math if the
9481 result may depend upon the run-time rounding mode.
9483 2005-01-21 Tom Tromey <tromey@redhat.com>
9485 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9487 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9489 * tree-cfg.c: Fix comment typos.
9491 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9493 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9494 around the call to rest_of_handle_branch_target_load_optimize.
9496 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9498 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9499 (sparc64-*-openbsd*): Likewise.
9500 (sparclite-*-elf*): Include tm-dwarf2.h.
9501 (sparc86x-*-elf*): Likewise.
9502 (sparc64-*-elf*): Likewise.
9503 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9504 (DBX_DEBUGGING_INFO): Likewise.
9505 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9506 (PREFERRED_DEBUGGING_TYPE): Likewise.
9507 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9508 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9509 (PREFERRED_DEBUGGING_TYPE): Likewise.
9510 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9511 (PREFERRED_DEBUGGING_TYPE): Likewise.
9512 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9514 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9517 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9519 2005-01-20 Paul Brook <paul@codesourcery.com>
9521 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9523 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9525 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9526 label is first in a sequence of labels.
9528 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9530 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9531 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9533 * doc/sourcebuild.texi (Test Directives): New.
9535 2005-01-20 Roger Sayle <roger@eyesopen.com>
9537 * real.c (real_floor): Don't leave the result uninitialized when
9538 mode is VOIDMode, but return the unrounded intermediate value.
9539 (real_ceil): Likewise.
9541 2005-01-20 Paul Brook <paul@codesourcery.com>
9543 * config/arm/arm.md (insv): Use gen_int_mode.
9545 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9547 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9548 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9549 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9550 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9551 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9553 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9556 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9557 fbreg, so we have to assume we can't.
9558 (loc_descriptor_from_tree_1): Ditto.
9559 (containing_function_has_frame_base): New function.
9560 (add_location_or_const_value_attribute): Use it.
9561 Also try to generate a frame_base from a single element location
9564 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9566 PR tree-optimization/15349
9567 * timevar.def (TV_TREE_MERGE_PHI): New.
9568 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9570 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9571 calls to tree_forwarder_block_p.
9572 (remove_forwarder_block_with_phi, merge_phi_nodes,
9573 gate_merge_phi, pass_merge_phi): New.
9574 * tree-optimize.c (init_tree_optimization_passes): Add
9576 * tree-pass.h: Add an extern for pass_merge_phi;
9578 2005-01-20 Richard Henderson <rth@redhat.com>
9581 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9582 (_mm_castps_pd, _mm_castps_si128): New.
9583 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9585 2005-01-20 Richard Henderson <rth@redhat.com>
9588 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9589 __builtin_ia32_vec_init_v2si.
9590 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9591 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9592 (ix86_init_mmx_sse_builtins): Create it.
9593 (ix86_expand_builtin): Expand it.
9594 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9595 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9596 (vec_extractv2si_0, vec_extractv2si_1): New.
9598 2005-01-20 Richard Henderson <rth@redhat.com>
9601 * config/i386/i386.c (ix86_expand_push): New.
9602 * config/i386/mmx.md (push<MMXMODE>1): New.
9603 * config/i386/sse.md (push<SSEMODE>1): New.
9604 * config/i386/i386-protos.h: Update.
9606 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9608 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9611 2005-01-20 Richard Henderson <rth@redhat.com>
9613 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9614 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9616 2005-01-19 Richard Henderson <rth@redhat.com>
9619 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9620 to V4SFmode in SSE1 fallback load path.
9622 2005-01-19 Richard Henderson <rth@redhat.com>
9624 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9625 in QImode expansion to ix86_expand_vector_set.
9626 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9628 2005-01-19 Richard Henderson <rth@redhat.com>
9631 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9632 subclass of the input class.
9633 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9634 Always true for cross-SSE1 classes. Rationalize conditionals.
9635 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9636 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9637 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9638 (movdi_2): Add MMX/SSE zeros.
9639 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9640 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9641 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9642 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9643 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9644 (zero_extendsidi2_rex64_1): Remove.
9645 (MOV0 peephole): Check GENERAL_REG_P.
9647 2005-01-19 Richard Henderson <rth@redhat.com>
9650 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9652 (ix86_expand_vector_extract): Likewise.
9654 2005-01-19 Richard Henderson <rth@redhat.com>
9657 * expr.c (emit_move_change_mode): New argument force; use
9658 simplify_gen_subreg if true.
9659 (emit_move_via_alt_mode): Merge into ...
9660 (emit_move_via_integer): ... here.
9661 (emit_move_ccmode): Use emit_move_change_mode directly.
9663 2005-01-19 Richard Henderson <rth@redhat.com>
9666 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9667 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9668 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9670 (alpha_emit_set_const): Likewise. Make static.
9671 (alpha_emit_set_long_const): Make static.
9672 (alpha_extract_integer): Split out from alpha_expand_mov.
9673 (alpha_split_const_mov): Likewise.
9674 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9675 (alpha_legitimate_constant_p): New.
9676 * config/alpha/alpha-protos.h: Update.
9677 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9678 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9679 * config/alpha/alpha.md (movsi): Add n alternative.
9680 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9681 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9682 (splitters for all of the above): Use alpha_split_const_mov.
9683 * config/alpha/predicates.md (non_add_const_operand): New.
9684 (non_zero_const_operand): New.
9685 (input_operand): Use alpha_legitimate_constant_p after reload.
9687 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9689 PR tree-optimization/19038
9690 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9691 (add_candidate): Add ivs with increment in latch only if
9692 allow_ip_end_pos_p is true.
9693 (determine_iv_cost): Use empty_block_p.
9695 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9697 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9698 (compute_dominance_frontiers): Ditto.
9700 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9703 * config/sh/t-rtems: New.
9704 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9706 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9708 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9709 the offset of the selected field.
9711 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9713 * tree-cfg.c (remove_forwarder_block): Fix the check to
9714 prevent a nonlocal label from appearing in the middle of a
9717 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9719 PR rtl-optimization/19462
9720 * reorg.c (find_end_label): Create return insn only if
9721 current_function_epilogue_delay_list is empty.
9723 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9725 * doc/passes.texi: Remove paragraph mentioning new-ra.
9727 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9729 PR rtl-optimization/15139
9730 * combine.c: Include params.h.
9731 (count_rtxs): New function.
9732 (record_value_for_reg): If replace_rtx would replace at least
9733 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9734 (clobber (const_int 0)) instead of TEM.
9735 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9736 * params.h (MAX_LAST_VALUE_RTL): New.
9737 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9738 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9741 * c-typeck.c (digest_init): Only call build_vector if all constructor
9742 elements are *_CST nodes.
9743 * gimplify.c (gimplify_init_constructor): Likewise.
9746 * c-typeck.c (digest_init): Only call build_vector if inside_init
9749 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9751 * toplev.c (init_asm_output): Remove dead #ifdef.
9753 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9755 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9757 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9759 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9760 accessing DECL_FUNCTION_CODE.
9761 * dojump.c (do_jump): Likewise.
9762 * gimplify.c (gimplify_call_expr): Likewise.
9763 * predict.c (expr_expected_value): Likewise.
9764 (strip_builtin_expect): Likewise.
9765 * tree-inline.c (estimate_num_insns_1): Likewise.
9766 * tree-ssa-loop-im.c (stmt_cost): Likewise
9767 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9768 (tree_expr_nonnegative_p): Likewise.
9770 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9772 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9773 variant of the load_pcrel_sym pattern.
9774 * config/sparc/sparc.md (P macro): Move to the top.
9775 (load_pcrel_sym): Macroize using P.
9776 (save_register_window): Likewise.
9778 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9780 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9783 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9786 * c-typeck.c (build_asm_expr): Strip nops off
9787 input memory operands.
9789 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9791 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9792 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9793 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9794 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9796 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9799 * config/i386/i386.c (override_options): If the 80387 is disabled,
9800 then do not return FP values using FP registers.
9802 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9804 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9805 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9806 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9807 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9808 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9809 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9810 output.h, postreload-gcse.c, postreload.c, recog.c,
9811 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9812 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9813 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9814 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9815 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9816 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9817 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9818 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9820 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9821 config/alpha/alpha.c, config/arm/vfp.md,
9822 config/i386/emmintrin.h, config/i386/i386-modes.def,
9823 config/i386/i386-protos.h, config/i386/i386.h,
9824 config/i386/pmmintrin.h, config/i386/ppro.md,
9825 config/i386/predicates.md, config/i386/xmmintrin.h,
9826 config/i860/i860.c, config/ia64/ia64-modes.def,
9827 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9828 config/ia64/ia64.md, config/ia64/itanium1.md,
9829 config/ia64/itanium2.md, config/ia64/predicates.md,
9830 config/iq2000/iq2000.h, config/mips/linux64.h,
9831 config/rs6000/aix41.h, config/rs6000/aix43.h,
9832 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9833 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9834 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9835 config/sparc/linux64.h, config/sparc/litecoff.h,
9836 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9837 config/sparc/sparc.h, config/sparc/sparc.md,
9838 config/sparc/sysv4-only.h: Update copyright.
9840 2005-01-18 Richard Henderson <rth@redhat.com>
9843 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9845 2005-01-18 Marc Espie <espie@openbsd.org>
9846 * config/i386/openbsdelf.h: Typo.
9848 2005-01-18 Richard Henderson <rth@redhat.com>
9850 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9851 special case for sse.
9852 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9854 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9856 * tree-inline.c (estimate_num_insns_1): Added cases for
9857 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9859 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9861 PR rtl-optimization/19296
9862 * combine.c (simplify_comparison): Rewrite the condition under
9863 which a non-paradoxical SUBREG of a PLUS can be lifted when
9864 compared against a constant.
9866 2005-01-18 Andi Kleen <ak@muc.de>
9868 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9869 * c.opt (-Wpointer-sign): Add.
9870 * doc/invoke.texi: (-Wpointer-sign): Add.
9872 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9874 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9875 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9876 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9877 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9878 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9879 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9880 for TARGET_MIX_SSE_I387.
9881 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9882 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9883 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9884 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9885 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9886 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9887 TARGET_MIX_SSE_I387.
9888 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9891 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9894 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9895 Add movaps alternative for xmm reg->reg move.
9897 2005-01-17 Jeff Law <law@redhat.com>
9899 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9900 at the end of the main DOM loop rather than just before DOM exits.
9902 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9904 PR tree-optimization/19121
9905 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9906 adding aliases to a name tag, also add them to the pointer's
9908 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9909 sensitive alias info at all. Only check that the two pointers
9910 have compatible pointed-to sets.
9911 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9912 a pointer's type tag is a superset of the alias set of the
9915 2005-01-17 James E Wilson <wilson@specifixinc.com>
9918 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9919 comment to document why.
9921 2005-01-17 Richard Henderson <rth@redhat.com>
9923 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9924 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9925 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9926 sse2_vmsminv2df3_finite): New.
9927 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9928 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9929 Force op1 into register.
9931 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9933 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9934 bubblestrap from always rebuilding build directory.
9936 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9938 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9939 ("*cmpmem_short"): Likewise.
9941 2005-01-17 Steven Bosscher <stevenb@suse.de>
9943 * basic-block.h: Document BB_* flags.
9944 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9945 use an sbitmap instead.
9946 * sched-rgn.c (compute_trg_info): Likewise.
9948 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9950 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9951 redundant target_cpu_default and extra_parts lines. Use the default
9953 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9954 (SUBTARGET_EXTRA_SPECS): Delete.
9955 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9956 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9957 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9958 and "n32" for -mabi=n32.
9960 2005-01-17 Ian Lance Taylor <ian@airs.com>
9963 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9964 fold constant variables into initial values.
9966 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9968 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9970 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9971 through the statements backward.
9973 2005-01-17 Ian Lance Taylor <ian@airs.com>
9975 PR middle-end/13127:
9976 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9977 a variable set to the return value of the inlined function.
9979 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9981 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9982 when modes are tieable.
9984 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9986 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9987 of pthread_create to find out if threads are enabled.
9988 * gthr-posix95.h (__gthread_active_p): Likewise.
9990 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9992 * common.opt (-fnew-ra): Remove.
9994 * toplev.h (flag_new_regalloc): Remove.
9995 * Makefile.in (ra*.*): Don't mention.
9996 * passes.c (rest_of_handle_new_regalloc): Remove.
9997 (rest_of_handle_combine, rest_of_compilation): Always consider
9998 flag_new_regalloc as false.
9999 * doc/invoke.texi: Don't document -fnew-ra.
10001 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10003 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10004 last parameter to reg_scan.
10005 * loop.c (loop_optimize): Likewise.
10006 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10007 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10008 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10009 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10010 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10011 * regclass.c (reg_scan): Likewise, for the declaration.
10012 * rtl.h (reg_scan): Likewise, for the prototype.
10014 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10016 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10017 mark_dfs_back_edges.
10019 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10021 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10022 (compute_avail): Uses don't go in tmp_gen.
10024 2005-01-16 Steven Bosscher <stevenb@suse.de>
10026 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10027 loop to look for a free slot in a page entry.
10029 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10032 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10033 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10034 just before targetm.asm_out.file_end.
10035 * tree.h (process_pending_assemble_output_defs): Declare.
10036 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10038 (assemble_alias): Defer generation of assembly code for defines when
10039 TARGET_DEFERRED_OUTPUT_DEFS is true.
10040 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10041 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10042 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10044 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10047 * pa.c (pa_scalar_mode_supported_p): New function.
10048 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10049 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10051 * pa-protos.h (prefetch_operand): Delete.
10052 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10053 * pa.c (prefetch_operand): Delete.
10054 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10055 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10056 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10057 and prefetch_nocc_operand.
10058 * pa.md (prefetch): Rework to avoid reload problems handling short
10059 displacements when a cache control completer needs to be provided.
10060 (prefetch_32, prefetch_64): Delete.
10061 (prefetch_cc, prefetch_nocc): New patterns.
10063 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10065 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10067 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10070 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10071 exceeds maximum alignment for global common data.
10072 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10073 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10075 2004-01-15 Roger Sayle <roger@eyesopen.com>
10077 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10079 2004-01-15 Roger Sayle <roger@eyesopen.com>
10081 * harg-reg-set.h (reg_class_names): Prototype global array.
10082 * regclass.c (reg_class_names): Declare here and initialize to
10084 (dump_regclass): Remove local declaration of reg_class_names.
10085 (regclass): Likewise.
10086 * cfg.c (dump_flow_info): Likewise.
10087 * ra-debug.c (reg_class_names): Likewise.
10088 * regrename.c (reg_class_names): Likewise.
10089 * reload.c (reg_class_names): Likewise.
10090 * reload1.c (spill_failure): Likewise.
10091 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10093 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10095 * config/s390/s390.md ("reload_outti"): Remove predicate for
10096 output operand. Abort if operand is not a MEM.
10097 ("reload_outdi", "reload_outdf"): Likewise.
10099 2005-01-15 Marc Espie <espie@openbsd.org>
10101 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10102 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10103 * config/openbsd.h: Fix C++ includes for native configurations.
10104 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10105 Add trampoline support.
10106 * config/i386/openbsdelf.h: New.
10108 2005-01-15 Marc Espie <espie@openbsd.org>
10110 * collect2.c (main): Explicitly parse -dynamic-linker option.
10112 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10114 PR tree-optimization/19060
10115 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10116 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10117 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10118 and handle extract_range_from_cond returning false.
10119 * fold-const.c (fold): Optimize comparisons with min/max even for
10120 width > HOST_BITS_PER_WIDE_INT.
10122 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10124 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10125 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10126 Remove little endian multilib variants.
10127 Add mips32 multilib variant.
10129 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10131 * explow.c (copy_all_reg, stabilize): Remove.
10132 * expr.h: Remove the corresponding prototypes.
10134 * rtlanal.c (regs_set_between_p): Remove.
10135 * rtl.h: Remove the corresponding prototype.
10137 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10139 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10140 to rs6000_nonimmediate_operand.
10141 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10142 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10143 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10144 rs6000_nonimmediate_operand.
10145 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10146 rs6000_nonimmediate_operand.
10148 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10150 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10152 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10154 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10156 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10157 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10159 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10160 (rs6k_nonimmediate_operand): New.
10161 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10163 (legitimate_lo_sum_address_p): Same.
10164 (rs6000_legitimize_address): Same.
10165 (rs6000_legitimize_reload_address): Same.
10166 (rs6000_legitimate_address): Same.
10167 (spe_build_register_parallel): Pass DF and DC modes in a DI
10170 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10171 to rs6k_nonimmediate_operand.
10173 * config/rs6000/spe.md ("*frob_df_di"): New.
10174 ("*frob_di_df"): New.
10175 ("*frob_di_df_2"): New.
10176 ("*mov_sidf_e500_subreg0"): New.
10177 ("*mov_sidf_e500_subreg4"): New.
10178 ("*movdf_e500_double"): Change predicate to
10179 rs6k_nonimmediate_operand.
10181 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10183 * postreload.c (move2add_note_store): Only call
10184 trunc_int_for_mode on scalar integers.
10186 2005-01-14 Steven Bosscher <stevenb@suse.de>
10188 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10189 replace BB_VISITED uses.
10190 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10191 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10192 (tree_dce_done): Free visited_control_parents.
10193 (perform_tree_ssa_dce): Allocate and clear it.
10194 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10195 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10196 instead of BB_VISITED.
10198 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10200 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10201 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10202 Remove unused prototypes.
10204 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10206 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10207 64-bit register usage.
10208 (spe_func_has_64bit_regs_p): Add FIXME note.
10210 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10212 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10213 flag_finite_math_only with flag_unsafe_math_optimizations.
10215 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10217 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10218 end-of-stack check.
10219 (__tpf_eh_return): Copy TPF private stack area from the module
10220 boundary stack frame. Add check for when module addresses are
10221 equal, but no stub address is found.
10223 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10226 * arm.h (struct machine_function): Add call_via field.
10227 (thumb_call_via_label): Declare.
10228 * arm.c (thumb_call_via_label): New variable.
10229 (thumb_call_reg_needed): New variable.
10230 (arm_output_function_epilogue): For Thumb code, output any per-function
10231 call-indirect trampolines.
10232 (thumb_call_via_reg): New function.
10233 (arm_file_end): New function.
10234 (TARGET_ASM_FILE_END): Call arm_file_end.
10235 (aof_file_end): Likewise.
10236 * arm-protos.h (thumb_call_via_reg): Declare.
10237 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10238 thumb_call_via_reg in normal case.
10240 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10242 PR middle-end/19084
10243 PR rtl-optimization/19348
10244 * recog.c (peephole2_optimize): Do global life update if some peephole
10245 decides it doesn't need at least one of its inputs and that change
10246 influences liveness at the start of the basic block.
10248 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10249 arguments instead of 1.
10251 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10253 PR middle-end/18820
10254 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10255 zero for nested functions needing a static chain or functions
10256 with a non-constant address.
10258 2005-01-13 Roger Sayle <roger@eyesopen.com>
10260 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10261 (and (sign_extend X) C) into (zero_extend (and X C)).
10263 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10265 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10267 2005-01-13 Richard Henderson <rth@redhat.com>
10272 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10273 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10274 not just TARGET_SSE.
10275 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10276 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10277 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10278 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10279 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10280 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10281 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10282 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10283 (movdicc_c_rex64): Rename with '*'.
10284 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10285 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10286 (movsfcc_1_387): Rename from movsfcc_1.
10287 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10288 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10289 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10290 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10291 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10292 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10293 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10294 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10295 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10296 sse_movdfcc_const0_4): Remove.
10297 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10298 recognize min/max early. Update for changed sse cmove patterns.
10299 (ix86_split_sse_movcc): New.
10300 * config/i386/i386-protos.h: Update.
10302 2005-01-13 Steven Bosscher <stevenb@suse.de>
10304 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10305 (fix_stmt_v_may_defs): Likewise.
10307 2005-01-13 Richard Henderson <rth@redhat.com>
10309 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10310 for converting the mask.
10312 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10314 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10317 2005-01-13 Richard Henderson <rth@redhat.com>
10319 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10320 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10321 IX86_BUILTIN_MOVDQ2Q): Remove.
10322 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10323 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10324 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10326 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10327 (sse2_pextrw): Fix immediate constraint.
10328 (sse2_loadq, sse2_loadq_rex64): Remove.
10329 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10330 Use __builtin_ia32_vec_ext_<size>.
10331 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10333 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10335 * function.c (assign_parm_setup_block): Look inside original
10336 entry_parm when inspecting PARALLEL.
10338 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10339 Joel Sherrill <joel@oarcorp.com>
10342 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10343 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10344 rtems_gxx_recursive_mutex_init.
10345 (__gthread_recursive_mutex_lock): New function.
10346 (__gthread_recursive_mutex_trylock): Likewise.
10347 (__gthread_recursive_mutex_unlock): Likewise.
10349 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10351 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10353 2005-01-13 Jan Beulich <jbeulich@novell.com>
10355 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10356 (ashrti3_internal): Indicate output is early clobber. Generate result
10357 into output rather than first input. Use move for low word of output
10358 if shift count is exactly 64.
10359 (lshrti3_internal): Likewise.
10361 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10365 * reload1.c (delete_output_reload): Don't delete an output reload
10366 if the pseudo lives longer than a single basic block. Adjust and
10367 improve wording of comment.
10369 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10372 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10373 of TYPE_SIZE where we mean the number of bytes.
10375 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10377 * function.c (assign_parm_setup_block): Relax condition on
10378 multi-register optimization.
10380 2005-01-12 Nick Clifton <nickc@redhat.com>
10382 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10383 an "in_delay_slot" attribute of "no" to prevent them being used in
10384 delay slots. This is forbidden because they might generate
10387 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10390 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10391 with r->Y and Y->r.
10393 2005-01-12 Nick Clifton <nickc@redhat.com>
10395 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10396 passed on to GAS) but do not define, as GAS no longer supports or
10397 needs the -m2000 option.
10399 2005-01-11 Roger Sayle <roger@eyesopen.com>
10401 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10402 type as args of unprototyped builtins aren't automatically promoted.
10403 (fold_builtin_abs): Likewise.
10405 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10407 * Makefile.in: Set a `build-warn' variable.
10409 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10411 PR tree-optimization/17949
10412 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10413 (find_interesting_uses_address): Use it.
10415 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10417 * regrename.c (kill_value): Handle subreg's that won't simplify.
10419 2005-01-11 Richard Henderson <rth@redhat.com>
10422 * config/i386/i386.h (enum ix86_builtins): Move ...
10423 * config/i386/i386.c: ... here.
10424 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10425 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10426 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10427 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10428 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10429 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10430 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10431 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10432 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10433 IX86_BUILTIN_LOADDDUP): Remove.
10434 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10435 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10436 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10437 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10438 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10439 (ix86_init_builtins): Make static.
10440 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10441 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10442 if all the modes match. Otherwise, fake it.
10443 (get_element_number, ix86_expand_vec_init_builtin,
10444 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10445 (ix86_expand_builtin): Make static. Update for changed builtins.
10446 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10447 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10448 (ix86_expand_vector_init_duplicate): New.
10449 (ix86_expand_vector_init_low_nonzero): New.
10450 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10451 Split out from ix86_expand_vector_init; handle integer modes.
10452 (ix86_expand_vector_init): Use them.
10453 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10454 * config/i386/i386-protos.h: Update.
10455 * config/i386/predicates.md (reg_or_0_operand): New.
10456 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10457 (movv2sf_internal): Likewise. And a splitter to match them all.
10458 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10459 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10460 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10461 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10462 (mmx_pinsrw): Fix operand ordering.
10463 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10464 rather than sse_loadss expander.
10465 (movv2df splitter): Similarly.
10466 (sse_loadss, sse_loadlss): Remove.
10467 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10468 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10469 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10470 (sse3_movddup): Rename with '*'.
10471 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10472 (sse2_loadsd): Remove.
10473 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10474 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10475 (sse2_pinsrw): Fix argument ordering.
10476 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10477 (sse2_stored): Remove 'r' destination.
10478 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10479 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10480 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10481 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10482 vec_extractv16qi, vec_initv16qi): New.
10484 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10485 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10486 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10488 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10489 (_mm_load_si128, _mm_store_si128): Likewise.
10490 (_mm_load1_pd): Use _mm_set1_pd.
10491 (_mm_load_sd): Use _mm_set_sd.
10492 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10493 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10494 (_mm_set_epi64): Use _mm_set_epi64x.
10495 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10496 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10497 _mm_setr_epi8): Use _mm_set_foo form.
10498 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10499 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10500 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10501 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10502 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10503 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10504 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10505 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10506 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10507 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10508 (_mm_movedup_pd): Use _mm_shuffle_pd.
10509 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10510 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10511 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10512 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10513 Use _mm_setzero_ps.
10514 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10515 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10516 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10517 (_mm_store_ps): Use raw dereference.
10518 (_mm_store1_ps): Use _mm_storeu_ps.
10519 (_mm_storer_ps): Use _mm_store_ps.
10520 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10521 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10523 2005-01-11 Stan Shebs <shebs@apple.com>
10525 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10526 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10528 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10531 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10532 Skip all DECLs except for FIELD_DECLs.
10534 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10536 * config/s390/s390.c (override_options): Return error if
10537 -mbackchain, -mpacked-stack and -mhard-float are used together.
10538 (s390_va_start): Remove the backchain && packed-stack special case.
10539 (s390_gimplify_va_arg): Likewise.
10540 * doc/invoke.texi: Remove the ABI incompatibility note.
10542 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10544 * config/s390/s390.c (struct s390_frame_layout): Remove
10546 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10547 save_backchain_p with TARGET_BACKCHAIN.
10549 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10552 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10553 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10554 * function.c (locate_and_pad_parm): Set new field.
10555 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10556 Tweak where_pad test to include "none". Always set mem align for
10558 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10559 not sufficient for type.
10560 (assign_parm_setup_block): If stack_parm is zero on entry, always
10561 make a new stack local. Block move old stack parm if necessary
10562 to new aligned stack local.
10563 (assign_parm_setup_stack): Use a block move to handle
10564 potentially misaligned entry_parm.
10565 (assign_parms_unsplit_complex): Specify required alignment when
10566 creating stack local.
10567 * calls.c (compute_argument_addresses): Override alignment of stack
10568 arg calculated from its type with the alignment given by
10569 FUNCTION_ARG_BOUNDARY.
10570 (store_one_arg): Likewise.
10572 2005-01-11 Jan Beulich <jbeulich@novell.com>
10574 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10575 Change respective itanium_class attribute to ialu.
10576 (shladdp4_internal): New.
10577 * config/ia64/predicates.md (shladd_log2_operand): New.
10579 2005-01-11 Richard Henderson <rth@redhat.com>
10581 * expr.c (store_constructor): Use rtvec_alloc instead of
10582 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10584 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10586 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10588 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10590 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10591 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10592 (TARGET_RWRELOC): Define.
10593 (ia64_rwreloc_section_type_flags): Delete.
10594 (ia64_section_type_flags): New function.
10595 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10596 (TARGET_RWRELOC): Define.
10598 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10601 * config/ia64/ia64.c (process_set): For alloc insn, only call
10602 process_epilogue is !frame_pointer_needed.
10604 2005-01-10 Roger Sayle <roger@eyesopen.com>
10607 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10608 unary operator and can't be treated as a binary/comparison operator.
10610 2005-01-10 Richard Henderson <rth@redhat.com>
10612 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10613 (ix86_return_in_memory): Likewise.
10614 (function_arg_advance): Likewise. Mirror structure in function_arg
10615 for choosing register to advance.
10617 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10619 * tree-vectorizer.c, tree.def: Fix comment typos.
10621 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10623 * config/s390/s390.c (struct processor_costs): 4 new fields:
10624 ddbr, ddr, debr, der.
10625 (s390_rtx_costs): More precise handling of divide instructions.
10627 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10629 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10631 2005-01-10 Jan Beulich <jbeulich@novell.com>
10633 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10634 names resulting from -ffunction-sections/-fdata-sections and linkonce
10636 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10637 based on the section name. Rearrange the section name comparison logic
10638 slightly so that each section name is compared against at most once.
10640 2005-01-10 Ben Elliston <bje@au.ibm.com>
10642 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10643 targets for which -fPIC reduces limitations on the GOT size.
10645 2005-01-09 Falk Hueffner <falk@debian.org>
10647 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10650 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10653 * collect2.c (main): Set aixrtl_flag for -brtl option.
10654 (resolve_lib_name): Search for .so file extension before .a
10655 if aixrtl_flag set.
10657 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10659 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10660 (vect_analyze_data_refs_alignment): Add dump prints.
10662 2005-01-09 Ira Rosen <irar@il.ibm.com>
10664 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10665 expr_invariant_in_loop_p.
10666 Initialize outputs first thing in the function.
10667 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10668 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10669 (vect_analyze_pointer_ref_access): Check that the initial condition of
10670 the access function is loop invariant.
10672 2005-01-09 Richard Henderson <rth@redhat.com>
10674 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10675 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10676 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10677 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10678 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10679 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10680 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10681 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10682 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10683 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10684 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10685 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10686 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10687 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10688 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10689 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10690 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10691 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10692 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10693 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10694 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10695 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10696 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10698 (mmx_clrdi, pavgusb): Remove.
10699 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10700 with leading sse_ prefix.
10701 * config/i386/sse.md: Receive them.
10702 * config/i386/mmx.md: New file.
10703 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10704 (subrv2sf3): Turn into expander for normal subtraction.
10705 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10706 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10707 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10708 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10709 commutative; use ix86_binary_operator_ok.
10710 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10711 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10712 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10713 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10714 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10715 Macroize from existing patterns; use ix86_binary_operator_ok.
10716 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10717 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10718 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10719 with vec_select+vec_concat.
10720 (mmx_pshufw, mmx_pshufw_1): Likewise.
10721 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10722 (mmx_uavgv4hi3): Model correctly.
10723 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10724 _mm_xor_si64): Remove casts.
10726 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10728 PR tree-optimization/19224
10729 * tree-scalar-evolution.c (get_instantiated_value,
10730 set_instantiated_value): New functions.
10731 (instantiate_parameters_1): Cache the results.
10732 (instantiate_parameters, resolve_mixers): Initialize and free
10735 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10737 * config/i386/i386.md (addhi_4): Correct reference in comment.
10740 2005-01-08 Richard Henderson <rth@redhat.com>
10742 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10743 (_mm_cvtsi128_si64x): Likewise.
10744 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10745 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10746 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10747 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10748 * config/i386/i386-protos.h: Update.
10749 * config/i386/i386.c (print_operand): Add 'H'.
10750 (ix86_fixup_binary_operands): Split out from ...
10751 (ix86_expand_binary_operator): ... here.
10752 (ix86_fixup_binary_operands_no_copy): New.
10753 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10754 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10755 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10756 (safe_vector_operand): Use CONST0_RTX.
10757 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10758 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10759 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10760 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10762 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10763 (IX86_BUILTIN_CMPNGESS): New.
10764 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10765 (attr type): Add sselog1.
10766 (attr unit, attr memory): Handle it.
10767 (movti, movti_internal, movti_rex64): Move near other integer moves.
10768 (movtf, movtf_internal): Move near other fp moves.
10769 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10770 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10771 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10772 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10773 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10774 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10775 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10776 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10777 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10778 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10779 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10780 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10781 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10782 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10783 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10784 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10785 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10786 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10787 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10788 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10789 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10790 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10791 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10792 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10793 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10794 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10795 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10796 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10797 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10798 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10799 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10800 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10801 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10802 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10803 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10804 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10805 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10806 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10807 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10808 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10809 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10810 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10811 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10812 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10814 (SSEPUSH, push<SSEPUSH>): Remove.
10815 (MMXPUSH, push<MMXPUSH>): Remove.
10816 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10817 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10818 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10819 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10820 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10821 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10822 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10823 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10824 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10825 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10826 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10827 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10828 (ppro_sse_log_V4SF): Handle sselog1.
10829 * config/i386/predicates.md (const_0_to_1_operand): New.
10830 (const_0_to_255_mul_8_operand): New.
10831 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10832 (const_2_to_3_operand, const_4_to_7_operand): New.
10833 * config/i386/sse.md: New file.
10834 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10835 (sse_movups): Rename from sse_movups_1.
10836 (sse_loadlss): Rename from sse_loadss_1.
10837 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10839 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10840 (absv4sf2, negv2df, absv2df): New.
10841 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10842 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10843 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10844 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10845 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10846 (sse3_addsubv4sf3): Model correctly.
10847 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10848 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10849 (sse_movhlps): Model with vec_select+vec_concat.
10850 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10851 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10852 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10853 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10854 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10855 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10856 sse2_pshufhw_1): Likewise.
10857 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10858 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10859 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10860 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10861 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10862 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10863 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10864 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10865 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10866 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10867 sminv8hi3): Mark commutative
10868 operands. Use ix86_binary_operator_ok.
10869 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10870 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10871 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10872 sse2_punpcklqdq): Allow operand2 in memory.
10873 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10874 sse2_movsd): Add memory alternatives.
10875 (sse_storelps): Turn expander into an insn; split after reload.
10876 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10877 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10879 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10881 * configure.ac (DWARF-2 debug_line): Use objdump.
10882 * configure: Regenerate.
10884 2005-01-08 Jeff Law <law@redhat.com>
10885 Diego Novillo <dnovillo@redhat.com>
10887 PR tree-optimization/18241
10888 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10889 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10890 statements with volatile operands.
10891 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10892 operands after marking a statement with has_volatile_ops.
10894 2005-01-08 Roger Sayle <roger@eyesopen.com>
10896 * tree.c (int_fits_type_p): Always honor integer constant
10897 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10899 2005-01-08 Roger Sayle <roger@eyesopen.com>
10901 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10902 the latent bug in rtl_delete_block has been resolved.
10904 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10906 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10907 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10909 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10911 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10912 library as @multilib_dir@/$(SHLIB_SONAME).
10914 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10916 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10917 * configure: Regenerate.
10919 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10921 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10924 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10927 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10928 Convert non-word aligned offset address using ld/std into
10931 2005-01-07 Richard Henderson <rth@redhat.com>
10933 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10935 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10937 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10939 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10941 PR tree-optimization/19283
10942 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10943 is not shorter than the original type.
10945 PR rtl-optimization/19012
10946 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10948 PR rtl-optimization/18861
10949 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10950 (FULL_STATE): Define.
10951 (mark_tablejump_edge): New function.
10952 (purge_dead_tablejump_edges): New function.
10953 (find_bb_boundaries): Use it.
10955 PR tree-optimization/18828
10956 * builtins.c (expand_builtin_next_arg): Remove argument and all
10957 the argument checking.
10958 (expand_builtin): Adjust caller.
10959 (expand_builtin_va_start): Likewise. Remove error for too many
10961 (fold_builtin_next_arg): Issue error for too many arguments.
10962 After checking arguments, replace them with magic arguments that
10963 prevent further checking of the args.
10965 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10967 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10969 2005-01-06 Roger Sayle <roger@eyesopen.com>
10972 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10973 and %{.S:...} (and their negative variants) to test whether the
10974 input file is assembler or pre-processed-assembler independent of
10975 the actual filename extension.
10977 2005-01-06 Roger Sayle <roger@eyesopen.com>
10979 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10980 of sign or zero extended values.
10982 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10984 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10985 for IBM long double format correctly.
10987 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10989 Fix PR tree-optimization/18792
10991 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10992 to first_loop_depth, and use loop depth instead of loop number.
10993 (build_classic_dir_vector): Ditto.
10994 (compute_data_dependences_for_loop): Use depth, not loop number.
10995 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10996 number. Pass in loops, instead of loop numbers.
10997 (gather_interchange_stats): Ditto.
10998 (linear_transform_loops): Ditto.
11000 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11003 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11004 biv_fits_mode_p, extension_within_bounds_p): New functions.
11005 (check_ext_dependent_givs): Use them.
11007 2005-01-06 Roger Sayle <roger@eyesopen.com>
11009 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11010 more than one barrier, in which case we should delete them all.
11012 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11014 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11016 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11018 Fix PR middle-end/19286
11020 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11021 output this subprogram, simply ignore this attempt to do it again.
11022 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11023 origin attribute if it's not possible.
11024 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11025 (decls_for_scope): Ditto.
11026 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11027 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11029 2005-01-05 Richard Henderson <rth@redhat.com>
11032 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11033 (bdesc_2arg): Use it.
11034 (ix86_expand_binop_builtin): Force operands into registers
11036 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11037 ix86_expand_sse_compare, ix86_expand_sse_comi,
11038 ix86_expand_builtin): Likewise.
11040 2005-01-05 Richard Henderson <rth@redhat.com>
11042 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11044 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11045 (mulv4hi3): Set itanium_class mmmul.
11046 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11047 (fpack): Rename from fpack_sfsf.
11049 2005-01-05 Richard Henderson <rth@redhat.com>
11052 * reload1.c (do_input_reload): Restrict the optimization deleteing
11053 a previous output reload to RELOAD_FOR_INPUT.
11055 2005-01-05 Steven Bosscher <stevenb@suse.de>
11057 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11058 comment that we fall through after case.
11059 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11060 (distribute_links): Likewise.
11061 * cse.c (cse_insn): Likewise.
11062 * cselib.c (cselib_invalidate_mem): Likewise.
11063 * df.c: Update comments at the top of the file.
11064 (read_modify_subreg_p): Update comments here too.
11065 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11066 * flow.c (mark_set_1): Likewise.
11067 (mark_used_regs): Likewise.
11068 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11069 (canon_list_insert): Likewise.
11070 (mark_set): Likewise.
11071 (try_replace_reg): Likewise.
11072 (store_killed_in_insn): Likewise.
11073 * loop.c (count_one_set): Likewise.
11074 (basic_induction_var): Likewise.
11075 * postreload-gcse.c (find_mem_conflicts): Likewise.
11076 * postreload.c (reload_combine_note_store): Likewise.
11077 (move2add_note_store): Likewise.
11078 * reload.c (find_equiv_reg): Likewise.
11079 (mark_referenced_resources): Likewise.
11080 * rtlanal.c (set_noop_p): Likewise.
11081 (note_stores): Likewise.
11082 (note_uses): Likewise.
11083 * sched-deps.c (sched_analyze_1): Likewise.
11084 * sched-rgn.c (check_live_1): Likewise.
11085 (update_live_1): Likewise.
11086 * config/i860/i860.c: Likewise.
11088 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11090 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11092 * doc/rtl.texi: Update documentation for bit-fields and SET.
11094 2005-01-05 Roger Sayle <roger@eyesopen.com>
11096 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11098 2005-01-05 Jan Hubicka <jh@suse.cz>
11099 Richard Henderson <rth@redhat.com>
11102 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11105 2005-01-05 Richard Henderson <rth@redhat.com>
11108 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11109 (sse_shufps): Change operand 3 to const_int_operand.
11110 (sse2_storelps): Fix typo in template.
11111 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11112 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11113 (ix86_expand_builtin): Likewise.
11115 2005-01-05 Julian Brown <julian@codesourcery.com>
11117 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11118 as aggregates for AAPCS ABIs.
11120 2005-01-05 Stan Shebs <shebs@apple.com>
11122 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11123 Mach-O getters if ppc64.
11124 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11126 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11127 signed four-byte field for global code case.
11128 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11130 2005-01-05 Roger Sayle <roger@eyesopen.com>
11132 PR middle-end/19100
11133 * c-common.c: Include real.h.
11134 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11135 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11136 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11137 * Makefile.in (c-common.o): Update dependencies.
11139 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11141 * c-parse.in (asm_string): Add trailing semicolon.
11143 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11145 * c-parse.in (asm_string): New. Don't allow wide strings in
11147 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11148 asm_string instead of STRING.
11150 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11152 * c-typeck.c (constructor_no_implicit): Remove.
11153 (set_designator, process_init_element): Don't check
11154 constructor_no_implicit.
11156 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11157 Kaz Kojima <kkojima@gcc.gnu.org>
11160 * lcm.c (create_pre_exit): New.
11161 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11162 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11164 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11166 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11167 -msoft-float in target_float_switch.
11168 * arm.c (arm_override_options): Fix processing of target_float_switch.
11170 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11172 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11175 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11177 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11178 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11180 2005-01-04 Roger Sayle <roger@eyesopen.com>
11182 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11183 if deleting the then-block allows the test-block to fallthru to the
11186 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11189 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11190 after the full declaration if the are in two different TUs.
11192 2005-01-04 Richard Henderson <rth@redhat.com>
11195 * tree-sra.c (generate_one_element_init): Just
11196 call gimplify_and_add.
11197 (generate_element_init): Record the
11198 new referenced variables and mark them for renaming
11199 and split out to ...
11200 (generate_element_init_1): This.
11201 (scalarize_init): Don't call push_gimplify_context/
11202 pop_gimplify_context.
11204 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11206 * toplev.c (get_src_pwd): Handle failure of getpwd().
11208 2005-01-04 Roger Sayle <roger@eyesopen.com>
11210 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11212 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11213 all the cases handled by it are inverted by invert_truthvalue.
11215 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11217 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11218 (save_register_windowsi): Likewise.
11220 2005-01-04 Richard Henderson <rth@redhat.com>
11222 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11224 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11226 PR middle-end/17767
11227 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11228 any simplifications of vector mode comparison operators.
11229 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11231 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11232 Devang Patel <dpatel@apple.com>
11234 PR tree-optimization/18308
11235 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11236 the operands before creating a new expression.
11237 * dojump.c (do_jump): Make drop_through_label available
11238 for all cases. Add expansion of COND_EXPR.
11240 2005-01-04 Ira Rosen <irar@il.ibm.com>
11242 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11243 INTEGER_CST instead of TREE_CONSTANT.
11244 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11245 instead of TREE_CONSTANT.
11246 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11247 instead of TREE_CONSTANT.
11249 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11251 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11253 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11256 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11257 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11259 2005-01-03 Richard Henderson <rth@redhat.com>
11261 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11262 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11263 fold_convert_const_real_from_real): Split out from ...
11264 (fold_convert_const): ... here.
11266 2005-01-03 Richard Henderson <rth@redhat.com>
11269 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11270 (mov<MMXMODEI>_internal): Likewise.
11271 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11272 Add V2SF case; use it for SSE1; don't use TI.
11273 (movdf_integer): Likewise.
11274 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11276 2005-01-03 Ira Rosen <irar@il.ibm.com>
11278 * tree-vectorizer.c (vect_strip_conversions): New function.
11279 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11280 check for binary class.
11282 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11286 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11288 * gimple-low.c (mark_blocks_with_used_vars): New function.
11289 (mark_blocks_with_used_subblocks): Ditto.
11290 (mark_used_blocks): Ditto.
11291 (pass_mark_used_blocks): New pass.
11292 * tree-inline.c: Include debug.h.
11293 (expand_call_inline): Call outlining_inline_function here.
11294 * tree-optimize.c (init_tree_optimization_passes): Add
11295 pass_mark_used_blocks.
11296 * tree-pass.h (pass_mark_used_blocks): New.
11297 * Makefile.in (tree-inline.o): Add debug.h dependency.
11299 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11301 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11302 VAR_DECLs to have weak_import attribute.
11304 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11307 2004-01-03 Steven Bosscher <stevenb@suse.de>
11309 * passes.c (rest_of_compilation): Don't run regmove if only
11310 flag_expensive_optimizations, require flag_regmove instead.
11312 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11314 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11316 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11317 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11318 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11319 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11321 2005-01-03 Richard Henderson <rth@redhat.com>
11323 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11324 (ia64_const_ok_for_letter_p): New.
11325 (ia64_const_double_ok_for_letter_p): New.
11326 (ia64_extra_constraint): New.
11327 (ia64_expand_vecint_compare): New.
11328 (ia64_expand_vcondu_v2si): New.
11329 (ia64_expand_vecint_cmov): New.
11330 (ia64_expand_vecint_minmax): New.
11331 (ia64_print_operand): Add 'v'.
11332 (ia64_preferred_reload_class): New.
11333 (ia64_vector_mode_supported_p): New.
11334 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11335 (PREFERRED_RELOAD_CLASS): Move to function.
11336 (CONST_OK_FOR_LETTER_P): Move to function.
11337 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11338 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11339 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11340 (EXTRA_CONSTRAINT): Move to function.
11341 * config/ia64/ia64.md: Include vect.md.
11342 (itanium_class): Add mmalua.
11344 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11346 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11347 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11349 (const_int_2bit_operand): New.
11350 (fr_reg_or_0_operand): New.
11351 * config/ia64/ia64-modes.def: Add vector modes.
11352 * config/ia64/ia64-protos.h: Update.
11353 * config/ia64/vect.md: New file.
11355 2005-01-03 Richard Henderson <rth@redhat.com>
11357 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11359 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11362 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11364 (log1pdf2): Change mode of operands[0,1] to DFmode.
11366 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11368 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11369 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11370 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11371 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11372 SPARC_RELAXED_ORDERING.
11374 2005-01-03 Richard Henderson <rth@redhat.com>
11375 Uros Bizjak <uros@kss-loka.si>
11378 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11379 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11380 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11382 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11383 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11384 const_pow2_1_to_128_operand): New predicates.
11386 2005-01-02 Greg McGary <greg@mcgary.org>
11388 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11390 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11391 object. [ptr_type]: Remove unused variable.
11392 Remember nearest addressable array-element or record-component
11393 when checking bitfield components. Tolerate empty BIND_EXPR.
11395 2005-01-01 Richard Henderson <rth@redhat.com>
11397 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11398 that don't narrow the value. Fail for other conversions.
11400 2005-01-01 Richard Henderson <rth@redhat.com>
11403 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11404 * c-lang.c (finish_file): Don't do it here.
11405 * objc/objc-act.c (objc_finish_file): Likewise.
11407 * cgraph.c (decl_assembler_name_equal): New.
11408 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11409 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11410 * cgraph.h (struct cgraph_varpool_node): Add next.
11411 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11412 * varasm.c (assemble_alias): Mark the target as needed.
11414 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11416 PR middle-end/19221
11417 * function.c (get_arg_pointer_save_area): Use entry_of_function
11418 instead of get_insns.
11420 2005-01-01 Roger Sayle <roger@eyesopen.com>
11421 Andrew Pinski <pinskia@physics.uc.edu>
11422 James E. Wilson <wilson@specifixinc.com>
11424 PR rtl-optimization/12092
11425 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11428 2005-01-01 Roger Sayle <roger@eyesopen.com>
11429 Olivier Hainque <hainque@act-europe.fr>
11431 * tree.c (int_fits_type_p): A narrower type always fits in a
11432 wider one, except for negative values into unsigned types.
11434 2005-01-01 Roger Sayle <roger@eyesopen.com>
11436 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11437 with the original constant rather than require TREE_OVERFLOW.
11439 2005-01-01 Steven Bosscher <stevenb@suse.de>
11441 PR middle-end/17544
11442 * c-decl.c (finish_function): If compiling C99, annotate the
11443 compiler generated return with the current file name and line 0.
11444 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11445 the source line is greater than 0.
11446 (remove_bb): Likewise.