1 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3 * tree-vect-analyze (vect_determine_vectorization_factor):
4 Do not use GET_MODE_NUNITS.
5 * tree-vect-transform.c (vect_get_vec_def_for_operand,
6 (vectorizable_load, vect_transform_loop): Likewise.
8 2005-04-11 Uros Bizjak <uros@kss-loka.si>
10 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
11 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
12 * optabs.h (enum optab_index): Add new OTI_lceil.
13 (lceil_optab): Define corresponding macro.
14 * optabs.c (init_optabs): Initialize lceil_optab.
15 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
16 and lceildi2 patterns.
17 * builtins.c (expand_builtin_int_roundingfn): Handle
18 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
19 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
20 BUILT_IN_LLCEIL{,F,L}.
21 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
22 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
23 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
24 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
25 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
26 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
27 into lceil built-in function and (long long int)ceil{,f,l} into
28 llceil built-in function.
29 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
32 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
34 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
37 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
39 * config/arm/arm.c: Fix a comment typo.
40 * doc/tree-ssa.texi: Fix a typo.
42 2005-04-10 Steven Bosscher <stevenb@suse.de>
44 * cselib.c (clear_table): Rename to cselib_clear_table.
45 * cselib.h (cselib_clear_table): Add prototype.
46 * gcse.c (gcse_main): Make 'f' argument unused.
47 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
48 of each basic block instead.
49 (compute_sets, compute_hash_table_work): Likewise.
50 (constprop_register): Change int 'alter_jumps' argument to bool.
51 (do_local_cprop): Likewise.
52 (local_cprop_pass): Likewise. Also walk basic blocks instead of
53 the insn chain. Explicitly clear the cselib tables after finishing
54 one basic block. Make sure there are no unterminated libcall blocks.
55 Update compute_sets call.
56 (cprop): Walk basic blocks instead of the insn chain.
57 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
59 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
62 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
64 * combine.c (combine_simplify_rtx): Remove a transformation that
65 relies on an invalid assumption about rtl sign-extension semantics.
67 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
69 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
70 to build_int_cst_wide.
72 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
75 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
76 set the original address pseudo to the correct value before the
77 original insn, if possible, and leave the insn alone, otherwise
78 create a new pseudo, set it and replace it in the insn.
79 * recog.c (validate_change_maybe_volatile): New.
80 * recog.h (validate_change_maybe_volatile): Declare.
82 2005-04-09 Caroline Tice <ctice@apple.com>
84 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
85 Remove targetm.have_named_sections test.
86 (fix_edges_for_rarely_executed_code): Likewise.
87 (insert_section_boundary_note): Likewise.
88 (reorder_basic_blocks): Check partitioning flag before calling
89 verify_hot_cold_block_grouping.
90 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
91 the function struct rather than global variables.
92 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
93 (COLD_END_LABEL): Likewise
94 (cold_text_section_label): New static global variable.
95 (cold_end_label): Likewise.
96 (dwarf2out_switch_text_section): Get hot/cold section labels from
97 the function struct rather than global variables.
98 (output_aranges): Use cold_text_section_label and cold_end_label;
99 check partitioning flag before putting out delta.
100 (output_ranges): Remove incorrect code attempting to use
102 (output_line_info): Get cold section label from function struct.
103 (add_location_or_const_value_attribute): Likewise.
104 (get_subprogram_die): Get hot/cold section labels from function struct.
105 (dwarf2out_var_location): Likewise.
106 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
107 write out cold_text_section_label if partition flag is set.
108 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
109 * function.h (struct function): Add new fields to point to hot/cold
110 section labels: hot_section_label, cold_section_label,
111 hot_section_end_label and cold_section_end_label; also add new field
112 for cold text section name, unlikely_text_section_name.
113 * opts.c (decode_options): Turn off partitioning flag if
114 !targetm.have_named_sections.
115 * output.h (hot_section_label): Remove.
116 (hot_section_end_label): Remove.
117 (cold_section_end_label): Remove.
118 (unlikely_section_label): Remove.
119 (unlikely_text_section_name): Remove.
120 * passes.c (rest_of_handle_final): Remove code that frees
121 unlikely_text_section_name.
122 * varasm.c (unlikely_section_label): Remove.
123 (hot_section_label): Remove.
124 (hot_section_end_label): Remove.
125 (cold_section_end_label): Remove.
126 (unlikely_text_section_name): Remove.
127 (initialize_cold_section_name): Modify to call
128 targetm.strip_name_encoding; to store cold section name in current
129 function struct, if it exists; and to only use the decl_section_name
130 if flag_named_sections is true.
131 (unlikely_text_section): Modify to get section name out of current
132 function struct, if there is one; otherwise build it from
133 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
134 (in_unlikely_text_section): Likewise.
135 (named_section): Modify to get/put cold section name in current function
136 struct, if there is one.
137 (function_section): Change 'bool unlikely' to 'int reloc'; check
138 targetm.have_named_sections before calling named_section.
139 (current_function_section): Likewise.
140 (assemble_start_function): Modify to get/put unlikely_text_section_name
141 in current function struct; modify to get hot/cold section labels
142 from function struct; initialize labels using
143 ASM_GENERATE_INTERNAL_LABEL;
144 test partitioning flag before writing out hot section label.
145 (assemble_end_function): Test partitioning flag before writing out
146 hot/cold section labels.
147 (default_section_type_flags_1): Modify to use array instead of
148 char* for unlikely_text_section_name; set flags correctly for
149 cold text section if there is not a current function decl.
151 2005-04-09 Jakub Jelinek <jakub@redhat.com>
153 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
154 and TI_VA_LIST_FPR_COUNTER_FIELD.
155 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
156 * tree-pass.h (pass_stdarg): Add.
157 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
158 * tree-stdarg.c: New file.
159 * tree-stdarg.h: New file.
160 * Makefile.in (OBJS-common): Add tree-stdarg.o.
161 (tree-stdarg.o): Add dependencies.
162 * function.h (struct function): Add va_list_gpr_size and
163 va_list_fpr_size fields.
164 * function.c (allocate_struct_function): Initialize them.
165 * target.h (struct gcc_target): Add stdarg_optimize_hook.
166 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
167 (TARGET_INITIALIZER): Add it.
169 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
170 va_list_{g,f}pr_counter_field.
171 (ix86_setup_incoming_varargs): Don't do anything if reg_save
172 area will not be used. Only save registers that tree-stdarg.c
173 detected they need saving.
174 (ix86_va_start): Don't set up fields that won't be used.
176 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
177 va_list_{g,f}pr_counter_field.
178 (setup_incoming_varargs): Don't do anything if reg_save
179 area will not be used. Only save registers that tree-stdarg.c
180 detected they need saving.
181 (rs6000_va_start): Don't set up fields that won't be used.
183 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
184 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
185 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
186 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
188 2005-04-09 Jakub Jelinek <jakub@redhat.com>
191 * config/i386/i386.c (construct_container): Pass empty aligned
192 struct, union or class in memory.
194 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
196 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
197 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
198 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
199 config/rs6000/predicates.md: Fix comment typos.
201 * sched-int.h (haifa_insn_data): Remove blockage and units.
202 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
203 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
204 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
206 2005-04-09 Jan Hubicka <jh@suse.cz>
207 Steven Bosscher <stevenb@suse.de>
209 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
210 * cfgloop.c (get_loop_exit_edges): Likewise.
211 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
213 * loop-unroll.c (analyze_insns_in_loop): Likewise.
214 * tree-cfg.c (dump_cfg_status): Likewise.
216 2005-04-09 David Edelsohn <edelsohn@gnu.org>
218 * config/rs6000/predicates.md (altivec_register_operand): Remove
219 redundant match_code test.
220 (gpc_reg_operand): Same.
221 (cc_reg_operand): Same.
222 (cc_reg_not_cr0_operand): Same.
224 2005-04-09 Jan Hubicka <jh@suse.cz>
226 Forgotten hunk from my last merge patch:
227 * final.c (output_addr_const): Do not call mark_referenced.
229 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
231 * doc/tree-ssa.texi: Add immediate use documentation.
233 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
235 * arm.c (FL_WBUF): Define.
236 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
237 (arm_is_6_or_7): Delete.
238 (arm_tune_wbuf): New.
239 (arm_override_options): Set arm_tune_wbuf.
240 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
241 (arm_is_6_or_7): Delete declaration.
242 (arm_tune_wbuf): New declartion.
243 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
244 (model_wbuf): Derive from arm_tune_wbuf.
245 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
246 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
247 (arm740t): Mark CPUs as having a write buffer.
249 2005-04-09 Uros Bizjak <uros@kss-loka.si>
251 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
252 of 'const_double_operand' in operand 2 constraints. Update enable
255 2005-04-09 Uros Bizjak <uros@kss-loka.si>
257 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
258 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
259 * optabs.h (enum optab_index): Add new OTI_lfloor.
260 (lfloor_optab): Define corresponding macro.
261 * optabs.c (init_optabs): Initialize lfloor_optab.
262 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
263 and lfloordi2 patterns.
264 * builtins.c (expand_builtin_int_roundingfn): New prototype.
265 (expand_builtin_int_roundingfn): New function.
266 (fold_builtin_int_roundingfn): New prototype.
267 (fold_builtin_int_roundingfn): New function, renamed from
269 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
270 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
271 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
272 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
273 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
274 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
275 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
276 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
277 into lfloor built-in function and (long long int)floor{,f,l} into
278 llfloor built-in function.
279 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
282 2005-04-08 Ian Lance Taylor <ian@airs.com>
284 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
285 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
286 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
287 (DO_COND, DO_BODY): Likewise.
288 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
289 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
290 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
291 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
292 (build_continue_stmt, build_break_stmt): Don't declare.
293 (c_do_switch_warnings): Update declaration.
294 * c-gimplify.c (enum bc_t): Remove.
295 (struct c_gimplify_ctx, ctxp): Remove.
296 (push_context, pop_context): Remove static functions.
297 (c_genericize): Don't call push_context or pop_context.
298 (begin_bc_block, finish_bc_block): Remove static functions.
299 (build_bc_goto): Likewise.
300 (gimplify_c_loop): Likewise.
301 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
302 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
303 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
304 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
305 * c-common.c (c_do_switch_warnings): Rename from
306 c_do_switch_warnings_1.
307 (c_do_switch_warnings) [old version]: Remove.
308 (c_do_switch_expr_warnings): Remove.
309 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
310 function instead of c_do_switch_expr_warnings.
311 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
312 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
313 * c-pretty-print.c (pp_c_statement): Likewise.
314 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
316 2005-04-08 Diego Novillo <dnovillo@redhat.com>
318 Merge from tree-cleanup-branch: VRP, store CCP, store
319 copy-prop, incremental SSA updating of FUD chains and
320 newly exposed symbols.
322 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
323 (OBJS-common): Add tree-vrp.o.
324 (tree-vrp.o): New rule.
325 * basic-block.h (nearest_common_dominator_for_set): Declare.
326 * common.opt (ftree-store-ccp): New flag.
327 (ftree-copy-prop): New flag.
328 (ftree-vrp): New flag.
329 (ftree-store-copy-prop): New flag.
330 * dominance.c (nearest_common_dominator_for_set): New.
331 * domwalk.c (walk_dominator_tree): Only traverse
332 statements in blocks marked in walk_data->interesting_blocks.
333 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
334 * fold-const.c (fold): Handle ASSERT_EXPR.
335 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
336 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
337 flag_tree_vrp at -O2.
338 * timevar.def (TV_TREE_VRP): Define.
339 (TV_TREE_COPY_PROP): Define.
340 (TV_TREE_STORE_COPY_PROP): Define.
341 (TV_TREE_SSA_INCREMENTAL): Define.
342 (TV_TREE_STORE_CCP): Define.
343 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
344 to kill_redundant_phi_nodes from comment.
345 (verify_expr): Handle ASSERT_EXPR.
346 * tree-dfa.c (mark_new_vars_to_rename): Remove second
347 argument. Update all users.
348 (mark_call_clobbered_vars_to_rename): Remove. Update all
350 * tree-flow-inline.h (unmodifiable_var_p): New.
351 * tree-flow.h (enum value_range_type): Declare.
352 (struct value_range_def): Declare.
353 (value_range): Declare.
354 (remove_all_phi_nodes_for): Remove. Update all users.
355 (find_phi_node_for): Declare.
356 (add_type_alias): Declare.
357 (count_uses_and_derefs): Declare.
358 (kill_redundant_phi_nodes): Remove.
359 (rewrite_into_ssa): Remove.
360 (rewrite_def_def_chains): Remove.
361 (update_ssa, register_new_name_mapping, create_new_def_for,
362 need_ssa_update_p, name_registered_for_update_p,
363 release_ssa_name_after_update_ssa, dump_repl_tbl,
364 debug_repl_tbl, dump_names_replaced_by,
365 debug_names_replaced_by, mark_sym_for_renaming,
366 mark_set_for_renaming, get_current_def, set_current_def,
367 get_value_range, dump_value_range, debug_value_range,
368 dump_all_value_ranges, debug_all_value_ranges,
369 expr_computes_nonzero, loop_depth_of_name,
370 unmodifiable_var_p): Declare.
371 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
373 * tree-into-ssa.c (block_defs_stack): Update comment.
374 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
375 syms_to_rename, names_to_release, repl_tbl,
376 need_to_initialize_update_ssa_p, need_to_update_vops_p,
377 need_to_replace_names_p): New locals.
378 (NAME_SETS_GROWTH_FACTOR): Define.
379 (struct repl_map_d): Declare.
380 (struct mark_def_sites_global_data): Add field
382 (enum rewrite_mode): Declare.
383 (REGISTER_DEFS_IN_THIS_STMT): Define.
384 (compute_global_livein): Use last_basic_block instead of
386 (set_def_block): Remove last argument. Update all callers.
387 (prepare_use_operand_for_rename): Remove. Update all callers.
388 (prepare_def_operand_for_rename): Remove. Update all callers.
389 (symbol_marked_for_renaming): New.
392 (repl_map_hash): New.
394 (repl_map_free): New.
395 (names_replaced_by): New.
396 (add_to_repl_tbl): New.
397 (add_new_name_mapping): New.
398 (mark_def_sites): Assume that all the operands in the
399 statement are in normal form.
400 (find_idf): Assert that the block in the stack is valid.
401 (get_default_def_for): New.
402 (insert_phi_nodes_for): Add new argument 'update_p'.
404 If update_p is true, add a new mapping between the LHS of
405 each new PHI and the name that it replaces.
406 (insert_phi_nodes_1): Only call find_idf if needed.
407 (get_reaching_def): Call get_default_def_for.
408 (rewrite_operand): Remove.
409 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
410 and REWRITE_THIS_STMT are false.
411 Assume that all the operands in the statement are in
413 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
414 (rewrite_virtual_phi_arguments): Remove.
415 (invalidate_name_tags): Remove.
416 (register_new_update_single, register_new_update_set,
417 rewrite_update_init_block, replace_use,
418 rewrite_update_fini_block, rewrite_update_stmt,
419 rewrite_update_phi_arguments): New.
420 rewrite_blocks): Remove argument 'fix_virtual_phis'.
421 Add arguments 'entry', 'what' and 'blocks'.
422 Initialize the dominator walker according to 'what' and
424 Start the dominator walk at 'entry'.
425 (mark_def_site_blocks): Add argument 'interesting_blocks'.
426 Use it to configure the dominator walker.
427 (rewrite_into_ssa): Remove argument 'all'.
429 (rewrite_all_into_ssa): Remove.
430 (rewrite_def_def_chains): Remove.
431 (mark_def_interesting, mark_use_interesting,
432 prepare_phi_args_for_update, prepare_block_for_update,
433 prepare_def_site_for, prepare_def_sites,
434 dump_names_replaced_by, debug_names_replaced_by,
435 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
436 delete_update_ssa, create_new_def_for,
437 register_new_name_mapping, mark_sym_for_renaming,
438 mark_set_for_renaming, need_ssa_update_p,
439 name_registered_for_update_p, ssa_names_to_replace,
440 release_ssa_name_after_update_ssa,
441 insert_updated_phi_nodes_for, update_ssa): New.
442 * tree-loop-linear.c (linear_transform_loops): Call
443 update_ssa instead of rewrite_into_ssa.
444 * tree-optimize.c (vars_to_rename): Remove.
446 (init_tree_optimization_passes): Replace
447 pass_redundant_phi with pass_copy_prop.
449 Replace pass_ccp with pass_store_ccp.
450 Add pass_store_copy_prop after pass_store_ccp.
451 (execute_todo): If the TODO_ flags don't include updating
452 the SSA form, assert that it does not need to be updated.
453 Call update_ssa instead of rewrite_into_ssa and
454 rewrite_def_def_chains.
455 If TODO_verify_loops is set, call verify_loop_closed_ssa.
456 (tree_rest_of_compilation):
457 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
458 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
459 TODO_cleanup_cfg): Renumber.
460 (TODO_verify_loops, TODO_update_ssa,
461 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
462 TODO_update_ssa_only_virtuals): Define.
463 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
465 * tree-phinodes.c (make_phi_node): Update documentation.
466 (remove_all_phi_nodes_for): Remove.
467 (find_phi_node_for): New.
468 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
469 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
470 (interpret_rhs_modify_expr): Likewise.
471 * tree-sra.c (decide_instantiations): Mark all symbols in
472 SRA_CANDIDATES for renaming.
473 (mark_all_v_defs_1): Rename from mark_all_v_defs.
474 (mark_all_v_defs): New function. Update all users to call it
475 with the whole list of scalarized statements, not just the
477 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
478 (compute_flow_insensitive_aliasing): If the tag is
479 unmodifiable and the variable isn't or vice-versa, don't
480 make them alias of each other.
481 (setup_pointers_and_addressables): If the type tag for
482 VAR is about to change, mark the old one for renaming.
483 (add_type_alias): New.
484 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
485 (ccp_lattice_t): Rename from latticevalue.
486 (value): Remove. Update all users.
487 (const_val): New local variable.
488 (do_store_ccp): New local variable.
489 (dump_lattice_value): Handle UNINITIALIZED.
490 (debug_lattice_value): New.
491 (get_default_value): Re-write.
492 (set_lattice_value): Re-write.
493 (def_to_varying): Remove. Update all users.
494 (likely_value): Return VARYING for statements that make
495 stores when STORE_CCP is false.
496 Return VARYING for any statement other than MODIFY_EXPR,
497 COND_EXPR and SWITCH_EXPR.
498 (ccp_initialize): Re-write.
499 (replace_uses_in, replace_vuse_in, substitute_and_fold):
500 Move to tree-ssa-propagate.c.
501 (ccp_lattice_meet): Handle memory stores when
502 DO_STORE_CCP is true.
503 (ccp_visit_phi_node): Likewise.
504 (ccp_fold): Likewise.
505 (evaluate_stmt): Likewise.
506 (visit_assignment): Likewise.
507 (ccp_visit_stmt): Likewise.
508 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
512 (do_ssa_store_ccp): New.
513 (gate_store_ccp): New.
514 (pass_store_ccp): Declare.
515 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
516 (may_propagate_copy): Reformat.
517 Don't abort if ORIG is a virtual and DEST isn't.
518 If NEW does not have alias information but DEST does,
520 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
521 copy_prop_kind, which_copy_prop): Declare.
522 (stmt_may_generate_copy, get_copy_of_val,
523 get_last_copy_of, set_copy_of_val, dump_copy_of,
524 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
525 copy_prop_visit_stmt, copy_prop_visit_phi_node,
526 init_copy_prop, fini_copy_prop, execute_copy_prop,
527 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
528 store_copy_prop): New.
529 (pass_copy_prop, pass_store_copy_prop): Declare.
530 * tree-ssa-dom.c (struct opt_stats_d): Add fields
531 'num_const_prop' and 'num_copy_prop'.
532 (cprop_operand): Update them.
533 (dump_dominator_optimization_stats): Dump them.
534 (tree_ssa_dominator_optimize): Call update_ssa instead of
536 (loop_depth_of_name): Declare extern.
537 (simplify_cond_and_lookup_avail_expr): Guard against NULL
538 values for LOW or HIGH.
539 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
540 (record_equivalences_from_stmt): Call expr_computes_nonzero.
541 (cprop_operand): Only propagate if VAL != OP.
542 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
543 statement for renaming.
544 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
545 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
546 add_type_alias if necessary.
547 Call mark_new_vars_to_rename.
548 (tree_ssa_iv_optimize): If new symbols need to be renamed,
549 mark every statement updated, call update_ssa and
550 rewrite_into_loop_closed_ssa.
551 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
552 from LIVEIN if VAR is a virtual.
553 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
554 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
555 (get_call_expr_operands): Reformat statement.
556 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
558 * tree-ssa-propagate.c (ssa_prop_init): Initialize
559 SSA_NAME_VALUE for every name.
560 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
561 get_value_loaded_by): New.
562 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
563 substitute_and_fold): Move from tree-ssa-ccp.c.
564 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
565 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
566 get_value_loaded_by, replace_uses_in, substitute_and_fold):
568 * tree-ssa.c (verify_use): Fix error message.
569 (propagate_into_addr, replace_immediate_uses, get_eq_name,
570 check_phi_redundancy, kill_redundant_phi_nodes,
571 pass_redundant_phi): Remove. Update all users.
572 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
573 add_type_alias, if necessary.
574 * tree-vectorizer.h (struct _stmt_vect_info): Update
575 documentation for field 'memtag'.
576 * tree-vrp.c: New file.
577 * tree.def (ASSERT_EXPR): Define.
578 * tree.h (ASSERT_EXPR_VAR): Define.
579 (ASSERT_EXPR_COND): Define.
580 (SSA_NAME_VALUE_RANGE): Define.
581 (struct tree_ssa_name): Add field 'value_range'.
582 (PHI_REWRITTEN): Remove.
583 (struct tree_phi_node): Remove field 'rewritten'.
584 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
585 -ftree-store-copy-prop): Document.
586 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
587 Document usage of update_ssa.
589 2005-04-08 David Edelsohn <edelsohn@gnu.org>
592 * config/rs6000/predicates.md (altivec_register_operand): Accept
594 (and64_operand): Do not limit CONST_INT to mask64_operand.
595 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
596 (and_operand): Do not limit CONST_INT to mask_operand.
598 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
600 PR rtl-optimization/20466
601 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
602 for overlap of the address of each list member.
603 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
605 2005-04-08 Mike Stump <mrs@apple.com>
607 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
609 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
612 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
614 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
616 * function.c (push_function_context_to): Don't set
618 * function.h (function): Remove contains_functions.
619 (current_function_contains_functions): Remove.
621 * function.h (function): Remove instrument_entry_exit.
622 (current_function_instrument_entry_exit): Remove.
624 * function.h (nonlocal_labels): Remove.
626 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
628 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
629 (check_attr_value, write_attr_get, write_expr_attr_cache,
630 find_attr, make_internal_attr): Don't reference negative_ok or
632 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
633 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
634 (ATTR_STATIC): Adjust the value.
636 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
638 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
640 * config/s390/tpf.h (ASM_SPEC): Define.
642 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
644 * tree-flow.h: Remove the prototype for
645 redirect_immediate_uses.
646 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
648 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
650 * arm.c (arm_const_double_by_parts): New function.
651 * arm-protos.h (arm_const_double_by_parts): Add prototype.
652 * arm.md (define_split for 64-bit constants): Add another one.
654 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
656 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
658 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
660 * system.h: Revert last change.
662 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
664 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
665 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
666 (TARGET_SWITCHES): Delete.
667 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
668 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
669 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
670 * config/xtensa/xtensa.opt: New file.
672 2005-04-08 Ben Elliston <bje@au.ibm.com>
674 * config/fp-bit.c: Include L_mul_tf in #endif comment.
675 * config/fp-bit.h: Tidy comments.
677 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
679 * system.h: Poison PARAMS.
681 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
683 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
684 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
685 (TARGET_SWITCHES): Delete.
686 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
687 * config/vax/vax.opt: New file.
689 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
691 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
693 2005-04-07 Ian Lance Taylor <ian@airs.com>
695 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
697 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
698 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
701 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
703 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
704 all immediate uses in PHI nodes.
706 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
708 * arm.c (arm_const_double_inline_cost): Handle any constant by
709 using gen_lowpart and gen_highpart_mode.
710 (note_invalid_constants): All constants in an RTX with a constraint
711 that permits memory are now pushed to the constant pool.
712 (output_move_double): Delete code to handle reg to reg and
713 constant to reg moves.
714 (const_double_needs_minipool, output_mov_immediate): Delete.
715 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
716 CONST_INT and CONST_VECTOR.
717 * arm.md (ANY64): New mode macro.
718 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
719 (movdf_soft_insn): Split reg-reg and const-reg moves.
720 (split patterns for 64-bit constant and register moves): New.
721 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
722 (cirrus_movdf_hard_insn): Likewise.
723 * fpa.md (movdf_fpa): Likewise.
724 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
725 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
727 (movv2si_internal_2): Likewise.
728 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
729 (movdf_vfp): Likewise.
730 * arm-protos.h (output_mov_immediate): Delete prototype.
732 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
735 * simplify-rtx.c (simplify_unary_operation_1): Check
736 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
738 2005-04-06 James E Wilson <wilson@specifixinc.com>
741 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
744 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
746 * coverage.h (GCOV_TYPE_NODE): Delete.
747 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
748 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
749 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
750 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
751 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
753 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
756 * Makefile.in (gcc.pot): Remove options.c dependency.
757 * optc-gen.awk: Don't quote help strings with N_().
759 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
761 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
762 the function returns a pointer type.
764 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
766 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
767 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
768 * doc/invoke.texi: Documnet salias-max-implicit-fields.
769 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
770 explicit_uses members.
771 (get_or_create_used_part_for): Initialize new fields.
772 (fieldoff_compare): New function.
773 (create_overlap_variables_for): Count number of fields, use
774 heuristic to determine whether to create subvars for vars with
776 Sort the field list by offset and avoid creating duplicate SFT's.
778 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
780 * c.opt (-F): Remove trailing whitespace from help string.
781 (-finput-charset): Use a tab to separate the switch name and help
783 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
784 (-ftree-vectorizer-verbose): Likewise.
786 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
788 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
789 a PHI argument where a use occurs instead of all PHI arguments.
791 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
793 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
796 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
798 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
799 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
800 config/bfin/bfin.h: Fix comment typos.
802 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
804 * doc/install.texi: Update the URL for Jacks.
805 * doc/sourcebuild.texi: Likewise.
807 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
810 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
811 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
813 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
815 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
817 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
819 * config/v850/v850-protos.h (override_options): Delete.
820 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
821 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
822 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
823 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
824 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
825 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
826 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
827 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
828 (OVERRIDE_OPTIONS): Delete.
829 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
830 (small_memory_info): Remove the value field.
831 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
833 * config/v850/v850.c (small_memory): Remove the value field.
834 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
835 (override_options): Delete.
836 (v850_handle_memory_option, v850_handle_option): New functions.
837 * config/v850/v850.opt: New file.
839 2005-04-06 Geoffrey Keating <geoffk@apple.com>
841 * config.host: Add a section for generic hosts, and a subsection
842 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
843 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
844 * config/host-darwin.h: New.
845 * config/x-darwin: New.
846 * config/i386/host-i386-darwin.c: New.
847 * config/i386/x-darwin: New.
848 * config/rs6000/host-darwin.c: Include host-darwin.h.
849 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
850 (darwin_rs6000_gt_pch_use_address): Likewise.
851 * config/rs6000/x-darwin: Change name of .o built, update
852 dependencies for changes to rs6000/host-darwin.c.
854 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
857 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
859 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
861 * tree-vect-analyze.c (vect_analyze_loop_form): Call
862 split_loop_exit_edge instead of loop_split_edge_with.
864 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
866 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
867 UNSPEC_SET_VSCR): New constants, used throughout.
869 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
871 (altivec_vspltis<VI_char>): ... this pattern, using
872 a QImode const_int_operand for the immediate.
873 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
876 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
879 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
881 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
883 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
885 2005-04-06 Ben Elliston <bje@au.ibm.com>
887 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
888 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
889 macros as living in "this file" and not gcc.h.
891 2005-04-06 Ben Elliston <bje@au.ibm.com>
893 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
894 -ftree-live_range_split. Perhaps renamed at some point?
896 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
899 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
900 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
902 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
904 * tree-flow.h (number_of_iterations_cond): Declaration removed.
905 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
906 (number_of_iterations_special): New function.
907 (number_of_iterations_exit): Use number_of_iterations_special.
908 Use simplify_using_outer_evolutions only at -O3.
909 (number_of_iterations_cond, tree_simplify_using_condition,
910 simplify_using_initial_conditions, loop_niter_by_eval,
911 compare_trees, can_count_iv_in_wider_type_bound,
912 simplify_using_outer_evolutions): Use fold_build.
914 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
916 * doc/install.texi (Configuration): Document --with-java-home.
918 2005-04-05 Richard Henderson <rth@redhat.com>
922 * config/i386/i386.c (print_operand): Handle vector zeros.
923 (ix86_split_to_parts): Handle CONST_VECTOR.
924 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
925 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
926 what modes to tie for MMX and SSE registers.
927 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
928 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
929 to vector modes as well.
930 * config/i386/predicates.md (const0_operand): Handle VOIDmode
931 properly as an input mode.
933 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
935 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
937 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
939 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
941 2005-04-05 Jakub Jelinek <jakub@redhat.com>
943 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
944 and local functions, set sse_nregs to 8 and float_in_sse.
945 (function_arg_advance, function_arg): If float_in_sse, pass
946 SFmode and DFmode arguments in SSE registers.
947 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
949 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
952 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
954 * config/i386/i386-protos.h (ix86_function_value): Accept two
955 arguments, like the target macro.
956 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
957 * config/i386/i386.c (ix86_function_value): Accept the second
958 argument of the target macro.
959 (ix86_function_ok_for_sibcall): Pass a function pointer to
961 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
962 call to ix86_value_regno).
963 (ix86_value_regno): Add support for returning floating point values
966 2005-04-05 Jakub Jelinek <jakub@redhat.com>
968 PR tree-optimization/20076
969 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
970 that call __builtin_return or __builtin_apply_args.
972 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
974 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
975 Use immediate use iterator.
976 (stmt_is_bumper_for_loop): Use immediate use iterator.
977 * predict.c (strip_builtin_expect): Use update_stmt.
978 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
979 on all elements of a STATEMENT_LIST.
980 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
981 (bsi_remove): Remove imm_use links and mark the stmt as modified.
982 (bsi_replace): Mark stmt as modified and the update it.
983 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
984 (expand_complex_libcal): Call update_stmt.
985 (expand_complex_comparison): Call mark_stmt_modified.
986 (expand_complex_operations_1): Call update_stmt_if_modified.
987 (expand_vector_operations_1): Call mark_stmt_modified.
988 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
989 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
990 add_immediate_use, redirect_immediate_use,
991 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
992 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
993 (mark_new_vars_to_rename): Call update_stmt.
994 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
995 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
997 (unmodify_stmt): Delete.
998 (update_stmt): New. Force an update of a stmt.
999 (update_stmt_if_modified): update a stmt if it is out of date.
1000 (get_stmt_operands): Verify stmt is NOT modified.
1001 (stmt_modified_p): Update comment.
1002 (delink_imm_use): Remove a use node from its immuse list.
1003 (link_imm_use_to_list): Link a use node to a specific list.
1004 (link_imm_use): Link a node to the correct list.
1005 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1006 it in the correct list, if appropriate.
1007 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1008 (relink_imm_use): Link a use node in place of another node in a list.
1009 (relink_imm_use_stmt): LInk a node in place of another node, and set
1011 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1012 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1013 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1014 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1015 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1016 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1017 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1018 (has_zero_uses): New. Return true if there are no uses of a var.
1019 (has_single_use): New. Return true if there is only a single use of a
1021 (single_imm_use): New. Return the simgle immediate use.
1022 (num_imm_uses): New. Return the number of immediate uses.
1023 (get_v_must_def_ops): Use is now a pointer.
1024 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1025 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1027 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1028 (delink_stmt_imm_use): Delink all immuses from a stmt.
1029 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1030 * tree-flow.h (struct dataflow_d): Delete.
1031 (immediate_use_iterator_d): New. Immediate use iterator struct.
1032 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1033 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1034 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1036 (struct stmt_ann_d): Remove dataflow_t from struct.
1037 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1038 (if_convertible_phi_p): Use FAST immuse iterator.
1039 (if_convertible_loop_p): Don't call compute_immediate_uses.
1040 (replace_phi_with_cond_modify_expr): Call update_stmt.
1041 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1042 update_stmt_if_modified.
1043 (rewrite_all_into_ssa): Initialize ssa operands.
1044 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1045 compute_immediate_uses.
1046 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1047 ssa_property is available.
1048 (execute_one_pass): Change parameters passed to execute_todo.
1049 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1050 (remove_ssa_form): Call fini_ssa_operands.
1051 (insert_backedge_copies): Delete call to modify_stmt.
1052 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1053 (release_phi_node): Delink any use nodes before releasing.
1054 (resize_phi_node): Relink any use nodes.
1055 (remove_phi_arg_num): Delink the use node.
1056 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1057 (remove_all_phi_nodes_for): Release phi node first.
1058 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1059 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1060 (scalarize_use, scalarize_copy): Call update_stmt.
1061 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1062 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1063 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1064 (ccp_initialize): Remove call to compute_immediate_uses.
1065 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1066 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1068 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1069 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1070 (eliminate_redundant_computations): Call mark_stmt_modified.
1071 (cprop_operand): Call mark_stmt_modified.
1072 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1073 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1074 (dse_optimize_stmt): Use new immuse interface.
1075 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1076 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1077 (substitute_single_use_vars): Use new immuse interface.
1078 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1079 and compute_immediate_uses.
1080 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1082 (rewrite_mem_refs): Call update_stmt.
1083 (determine_lsm): Remove call to compute_imm_uses and free_df.
1084 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1085 (try_unroll_loop_completely): Call update_stmt.
1086 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1087 (rewrite_use_compare): Call update_stmt.
1088 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1089 (rewrite_use) : Call update_stmt.
1090 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1091 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1093 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1094 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1095 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1097 (initialize_vuse_operand): New. Initialize a vuse operand.
1098 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1099 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1100 (finalize_ssa_defs): Use stmt parameter.
1101 (correct_use_link): Ensure a use node is in the correct list, and has
1102 the correct stmt pointer.
1103 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1104 finalize_ssa_v_must_defs): Also initialize use nodes.
1105 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1106 (build_ssa_operands): Seperate parsing from final operand construction.
1107 (parse_ssa_operands): New. Parse entry point for operand building.
1108 (swap_tree_operands): New. Swap 2 tree operands.
1109 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1111 (get_expr_operands): Call swap_tree_operands when needed.
1112 (copy_virtual_operands): Use initialize routines for virtual use ops.
1113 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1114 (verify_abort): New. Issue imm_use error.
1115 (verify_imm_links): New Verify imm_use links for a var.
1116 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1117 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1118 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1119 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1120 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1121 (NULL_USE_OPERAND_P) Define.
1122 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1124 (struct vuse_operand_type): New struct.
1125 (SET_USE): Call set_ssa_use_from_ptr.
1127 (PHI_ARG_INDEX_FROM_USE): Define.
1128 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1129 argument via SET_USE, not PHI_ARG_DEF_TREE.
1130 * tree-ssa-pre.c (eliminate): Call update_stmt.
1131 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1133 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1134 (nearest_common_dominator_of_uses): Use imm_use iterator.
1135 (statement_sink_location): Use imm_use iterator and interface.
1136 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1137 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1138 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1139 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1140 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1141 if new parameter is true.
1142 (init_tree_ssa): Don't initialize operand cache here.
1143 (delete_tree_ssa): Don't destroy operand cache here.
1144 (propagate_into_addr): Pass in a use pointer, return true if anything
1146 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1147 (check_phi_redundancy): Use imm_use iterator.
1148 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1150 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1151 (release_ssa_name): Delink node and all elements in its imm_use list.
1152 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1153 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1154 * tree-vectorizer.c (need_imm_uses_for): Delete.
1155 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1156 * tree.h (struct ssa_imm_use_d): Define.
1157 (SSA_NAME_IMM_USE_NODE): Define.
1158 (struct tree_ssa_name): Add imm_use node.
1160 (PHI_ARG_IMM_USE_NODE): Define.
1161 (struct phi_arg_d): Add imm_use node.
1162 (struct tree_phi_node): Remove struct dataflow_d element.
1163 (TDF_STMTADDR): Define.
1165 2005-04-05 Dale Johannesen <dalej@apple.com>
1167 * doc/invoke.texi (Optimization Options): Remove
1168 duplicate -fcse-follow-jumps. Add -fweb.
1169 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1170 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1172 2005-04-05 Per Bothner <per@bothner.com>
1174 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1175 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1176 (warn_uninit): Get EXPR_LOCUS from context now instead.
1177 This fixes a USE_MAPPED_LOCATION testsuite failure.
1179 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1181 2005-04-05 Per Bothner <per@bothner.com>
1183 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1184 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1185 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1188 2004-04-05 Devang Patel <dpatel@apple.com>
1190 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1191 (lhsr<mode>3): ... new name.
1192 (altivec_vsra<VI_char>): Rename to ..
1193 (ashr<mode>3): ... new name.
1194 * config/rs6000/rs6000.c (builtin_description): Rename shift
1197 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1199 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1200 gen_lowpart_for_combine.
1201 * cse.c (gen_lowpart_if_possible): Move...
1202 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1204 (gen_lowpart_no_emit_general): Use it.
1206 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1208 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1211 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1213 * system.h: Fix typo.
1215 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1217 * config/bfin/bfin-modes.def: New file.
1218 * config/bfin/bfin-protos.h: New file.
1219 * config/bfin/bfin.c: New file.
1220 * config/bfin/bfin.h: New file.
1221 * config/bfin/bfin.md: New file.
1222 * config/bfin/bfin.opt: New file.
1223 * config/bfin/crti.s: New file.
1224 * config/bfin/crtn.s: New file.
1225 * config/bfin/elf.h: New file.
1226 * config/bfin/lib1funcs.asm: New file.
1227 * config/bfin/predicates.md: New file.
1228 * config/bfin/t-bfin: New file.
1229 * config/bfin/t-bfin-elf: New file.
1230 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1231 Document new attributes.
1232 (interrupt, interrupt_handler, saveall): Update documentation for
1234 * doc/install.texi (Specific): Add entry for the Blackfin.
1235 * doc/invoke.texi (Blackfin Options): New section.
1236 * doc/md.texi (Blackfin family): New section to document constraints.
1237 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1239 2005-04-05 Olivier Hainque <hainque@adacore.com>
1241 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1242 match what the system unwinder expects.
1243 * config/mips/mips.c (mips_frame_set): If we're saving the return
1244 address register and the dwarf return address column number differs
1245 from the hard register number, adjust the note reg to refer to the
1248 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1250 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1251 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1252 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1253 (processor_type): New enum.
1254 (mn10300_processor): New variable.
1255 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1256 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1257 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1258 (PROCESSOR_DEFAULT): New macro.
1259 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1260 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1261 (mn10300_handle_option, mn10300_override_options): New functions.
1262 * config/mn10300/mn10300.opt: New file.
1264 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1265 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1267 PR tree-optimization/19903
1268 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1269 that don't fit in their type after conversion.
1271 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1274 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1275 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1276 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1277 flag here. Implement using define_insn_and_split.
1278 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1279 (frndintxf2_mask_pm_i387): New insn patterns.
1280 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1281 Do not set ix86_optimize_mode_switching flag.
1282 (ceilsf2, ceildf2, ceilxf2): Same.
1283 (btruncsf2, btruncdf2, btruncxf2): Same.
1284 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1286 2005-04-05 Ian Lance Taylor <ian@airs.com>
1289 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1290 i386_pe_record_external_function.
1291 (i386_pe_record_external_function): Update declaration.
1292 * config/i386/winnt.c (struct extern_list): Add decl field.
1293 (i386_pe_record_external_function): Add decl parameter.
1294 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1296 * config/i386/i386-protos.h (i386_pe_record_external_function):
1299 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1301 * config/m68k/m68k-protos.h: Add a prototype for
1302 valid_dbcc_comparison_p_2.
1303 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1304 extend_operator, const_uint32_operand, const_sint32_operand,
1305 general_src_operand, nonimmediate_src_operand,
1306 memory_src_operand, post_inc_operand, pre_dec_operand,
1307 pcrel_address): Move to predicates to predicates.md.
1308 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1309 * config/m68k/m68k.md: Include predicates.md.
1310 * config/m68k/predicates.md: New.
1312 2005-04-04 Roger Sayle <roger@eyesopen.com>
1314 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1316 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1318 2005-04-04 Ian Lance Taylor <ian@airs.com>
1320 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1322 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1323 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1324 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1325 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1326 * c-common.c (c_do_switch_warnings_1): New static function broken
1327 out of c_do_switch_warnings.
1328 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1329 (c_do_switch_expr_warnings): New function.
1330 * c-common.h (c_do_switch_expr_warnings): Declare.
1332 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1333 Daniel Jacobowitz <dan@codesourcery.com>
1335 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1337 * rtlanal.c (may_trap_p): Same.
1339 2005-04-04 Dale Johannesen <dalej@apple.com>
1341 * ChangeLog: remove reference to ChangeLog.12.
1343 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1345 CRIS epilogue as RTL.
1346 * config/cris/cris.md: Change all 0 in unspec 0 to
1348 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1349 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1351 ("return"): Change to define_expand. Call cris_expand_return for
1353 ("*return_expanded"): New pattern.
1354 ("epilogue"): New define_expand.
1355 * config/cris/cris.h (PREDICATE_CODES): Add
1356 cris_load_multiple_op.
1357 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1359 (enum cris_retinsn_type): New.
1360 (struct machine_function): New member return_type.
1361 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1362 (cris_target_asm_function_epilogue): Remove, moving RTLified
1364 (cris_expand_epilogue): New function.
1365 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1366 (cris_gen_movem_load, cris_load_multiple_op)
1367 (cris_return_address_on_stack_for_return, cris_expand_return): New
1369 (cris_target_asm_function_prologue)
1370 (cris_initial_frame_pointer_offset): Call
1371 cris_reg_saved_in_regsave_area instead of complicated expression.
1372 Call cris_return_address_on_stack instead of an expression.
1373 (cris_print_operand) <case 'o', case 'O'>: New cases.
1374 (cris_return_address_on_stack): Change return-type to bool.
1375 (cris_simple_epilogue): Ditto. Return false if registers are
1377 * config/cris/cris-protos.h (cris_simple_epilogue)
1378 (cris_return_address_on_stack): Adjust prototype return type.
1379 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1380 (cris_return_address_on_stack_for_return): New prototypes.
1382 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1384 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1385 gpr_or_int12_operand.
1387 * config/frv/frv-protos.h: Add a prototype to
1388 frv_legitimate_memory_operand and frv_const_unspec_p.
1389 (frv_unspec): Move from frv.c.
1390 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1391 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1392 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1393 gpr_or_fpr_operand, gpr_or_int12_operand,
1394 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1395 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1396 int6_operand, int5_operand, uint5_operand, uint4_operand,
1397 uint1_operand, int_2word_operand, uint16_operand,
1398 upper_int16_operand, integer_register_operand,
1399 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1400 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1401 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1402 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1403 move_destination_operand, movcc_fp_destination_operand,
1404 frv_function_symbol_referenced_p, move_source_operand,
1405 condexec_dest_operand, condexec_source_operand,
1406 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1407 const_unspec_operand, gpr_or_memory_operand,
1408 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1409 icc_operand, fcc_operand, cc_operand, icr_operand,
1410 fcr_operand, cr_operand, call_operand, sibcall_operand,
1411 symbolic_operand, relational_operator,
1412 integer_relational_operator, float_relational_operator,
1413 ccr_eqne_operator, minmax_operator,
1414 condexec_si_binary_operator, condexec_si_media_operator,
1415 condexec_si_divide_operator, condexec_si_unary_operator,
1416 condexec_sf_conv_operator, condexec_sf_add_operator,
1417 condexec_memory_operand, intop_compare_operator, acc_operand,
1418 even_acc_operand, quad_acc_operand, accg_operand: Move to
1420 * config/frv/frv.h (PREDICATE_CODES): Remove.
1421 * config/frv/frv.md: Include predicates.md.
1422 * config/frv/predicates.md: New.
1424 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1427 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1428 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1429 (add_standard_iv_candidates_for_size): New function, extracting code
1430 from add_standard_iv_candidates and parameterizing it by type size.
1431 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1433 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1435 * system.h (GCOV_SIZE_TYPE): Unposion.
1436 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1437 (GCOV_TYPE_SIZE): ...this new macro.
1438 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1439 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1440 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1441 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1442 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1443 instead of unsigned_intSI_type_node.
1444 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1445 (rtl_gen_one_value_profiler_no_edge_manipulation)
1446 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1447 * value-prof.c: Include coverage.h.
1449 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1450 Diego Novillo <dnovillo@redhat.com>
1452 Fix PR tree-optimization/20703
1453 Fix PR tree-optimization/20725
1455 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1456 (create_expression_by_pieces): Ditto.
1457 (valid_in_set): Ditto. Also handle tcc_declaration.
1458 (find_or_generate_expression): Handle comparison class.
1459 (insert_into_preds_of_block): Ditto.
1460 (insert_aux): Ditto.
1461 (create_value_expr_from): Handle comparison class, recursively
1462 handle reference nodes.
1463 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1464 (execute_pre): Fix spacing.
1465 (do_fre): Renamed to execute_fre.
1467 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1469 * doc/invoke.texi (SPARC options): Document that
1470 -mlittle-endian is not supported on Linux either.
1472 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1476 * config.gcc (Obsolete configurations): Remove
1477 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1478 (sparclite-*-coff*): Delete.
1479 (sparclite-*-elf*): Likewise.
1480 (sparc86x-*-elf*): Likewise.
1481 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1482 * config/sparc/lite.h: Delete.
1483 * config/sparc/litecoff.h: Likewise.
1484 * config/sparc/liteelf.h: Likewise.
1485 * config/sparc/sp86x-elf.h: Likewise.
1486 * config/sparc/t-sparclite: Likewise.
1487 * config/sparc/t-sp86x: Likewise.
1489 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1491 * config/s390/s390-protos.h: (s390_comparison,
1492 s390_alc_comparison, s390_slb_comparison, const0_operand,
1493 consttable_operand, larl_operand, s_operand,
1494 shift_count_operand, bras_sym_operand, load_multiple_operation,
1495 store_multiple_operation, s390_plus_operand): Remove prototypes.
1496 (s390_legitimate_address_without_index_p): New prototype.
1497 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1499 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1500 const0_operand, consttable_operand, larl_operand, s_operand,
1501 shift_count_operand, bras_sym_operand, load_multiple_operation,
1502 store_multiple_operation, s390_plus_operand): Move to
1504 (check_mode): Remove.
1505 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1507 (s390_legitimate_address_without_index_p): New.
1508 * config/s390/s390.h (PREDICATE_CODES): Remove.
1509 * config/s390/s390.md: Include predicates.md.
1510 * config/s390/predicates.md: New.
1512 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1515 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1516 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1517 (NEED_INDICATE_EXEC_STACK): Define to 1.
1518 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1519 (NEED_INDICATE_EXEC_STACK): Define to 1.
1520 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1521 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1522 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1523 (pic_helper_emitted_p): New global.
1524 (emit_pic_helper): New function extracted from...
1525 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1526 Do not call emit_pic_helper if delay_pic_helper is true.
1527 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1528 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1529 (sparc_file_end): New function.
1531 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1533 * config/mcore/mcore-protos.h: Remove the prototypes for
1534 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1535 mcore_general_movdst_operand, mcore_reload_operand,
1536 mcore_arith_J_operand, mcore_arith_K_operand,
1537 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1538 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1539 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1540 mcore_literal_K_operand, mcore_addsub_operand,
1541 mcore_compare_operand, mcore_load_multiple_operation,
1542 mcore_store_multiple_operation, mcore_call_address_operand.
1543 Add a prototype for const_ok_for_mcore.
1544 * config/mcore/mcore.c (mcore_call_address_operand,
1545 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1546 mcore_arith_reg_operand, mcore_reload_operand,
1547 mcore_arith_J_operand, mcore_arith_K_operand,
1548 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1549 mcore_arith_M_operand, mcore_arith_imm_operand,
1550 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1551 mcore_literal_K_operand, mcore_addsub_operand,
1552 mcore_compare_operand, mcore_load_multiple_operation,
1553 mcore_store_multiple_operation): Move to predicates.md.
1554 (const_ok_for_mcore): Export.
1555 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1556 * config/mcore/mcore.md: Include predicates.md.
1557 * config/mcore/predicates.md: New.
1559 * config/mcore/predicates.md: Fix a comment typo.
1561 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1562 Adrian Straetling <straetling@de.ibm.com>
1564 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1565 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1566 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1568 ("imul"): Removed from "type" attribute.
1569 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1570 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1571 Changed type to imulsi.
1572 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1574 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1576 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1577 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1578 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1579 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1580 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1581 (TARGET_SWITCHES, mcore_stack_increment_string)
1582 (TARGET_OPTIONS): Delete.
1583 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1584 than *_BIT constants.
1585 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1586 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1587 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1588 (mcore_override_options): Delete mcore_stack_increment code.
1589 Change use of M340_BIT to MASK_M340.
1590 * config/mcore/mcore.opt: New file.
1592 2005-04-04 Ian Lance Taylor <ian@airs.com>
1594 * config/arm/arm.c (replace_symbols_in_block): Remove static
1597 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1599 * config/fr30/fr30-protos.h: Remove the prototypes for
1600 stack_add_operand, add_immediate_operand,
1601 high_register_operand, low_register_operand, call_operand,
1602 di_operand, and nonimmediate_di_operand.
1603 * config/fr30/fr30.c (stack_add_operand,
1604 add_immediate_operand, high_register_operand,
1605 low_register_operand, call_operand, di_operand,
1606 nonimmediate_di_operand): Move to predicates.md.
1607 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1608 * config/fr30/fr30.md: Include predicates.md.
1609 * config/fr30/predicates.md: New.
1611 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1612 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1613 mcore_call_address_operand.
1615 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1616 general_movsrc_operand.
1618 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1620 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1623 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1626 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1629 2005-04-04 Richard Henderson <rth@redhat.com>
1630 Jakub Jelinek <jakub@redhat.com>
1632 PR rtl-optimization/16104
1633 * fold-const.c (fold_unary): Fix folding of vector conversions.
1635 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1637 * config.gcc (xstormy16-*-elf): Set extra_options.
1638 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1639 * config/stormy16/stormy16.opt: New file.
1641 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1643 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1644 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1645 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1646 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1647 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1648 (TARGET_UNIX_ASM): Delete.
1649 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1650 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1651 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1652 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1653 * config/pdp11/pdp11.opt: New file.
1655 2005-04-03 Roger Sayle <roger@eyesopen.com>
1656 Alexandre Oliva <aoliva@redhat.com>
1659 * fold-const.c (non_lvalue): Split tests into...
1660 (maybe_lvalue_p): New function.
1661 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1662 C++ front-end prior to lowering into gimple form.
1664 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1666 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1667 BUILT_IN_STRNCASECMP): New.
1668 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1671 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1674 * arm.md (addsi3_compare0_for_combiner): Delete.
1675 (addsi3_compare0_scratch_for_combiner): Delete.
1676 (cmpsi_neg_shiftsi): Delete.
1677 (compare_negsi_si): New pattern.
1678 (cmpsi_negshiftsi_si): New pattern.
1679 (negated_cbranchsi4): Restrict to equality_operator.
1681 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1684 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1686 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1689 * doc/install.texi: Fix a typo.
1691 2005-04-03 Steven Bosscher <stevenb@suse.de>
1694 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1695 a computed goto if the edge to the computed goto block has
1696 incoming abnormal edges. Clarify how the function works.
1698 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1700 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1701 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1702 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1703 hash_scan_set, reg_set_between_after_reload_p,
1704 reg_used_between_after_reload_p, get_avail_load_store_reg,
1705 eliminate_partially_redundant_load): Likewise.
1706 * postreload.c (reload_cse_simplify_set,
1707 reload_combine_note_use): Likewise.
1708 * predict.c (predict_insn, expected_value_to_br_prob,
1709 propagate_freq, expensive_function_p): Likewise.
1710 * print-rtl.c (print_rtx): Likewise.
1711 * profile.c (instrument_edges, instrument_values,
1712 compute_branch_probabilities, branch_prob, union_groups,
1713 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1714 * protoize.c (in_system_include_dir, file_could_be_converted,
1715 file_normally_convertible, gen_aux_info_file, seek_to_line,
1716 do_cleaning): Likewise.
1717 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1718 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1719 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1721 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1723 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1724 * modulo-sched.c (undo_replace_buff_elem): New structure.
1725 (kernel_number_of_cycles, ps_unschedule_node,
1726 undo_generate_reg_moves,free_undo_replace_buff,
1727 undo_permute_partial_schedule, loop_single_full_bb_p,
1728 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1729 build_loops_structure, get_sched_window): New.
1730 (generate_reg_moves): Return undo_replace_buff_elem and other
1732 (generate_prolog_epilog): Remove old loop versioning.
1733 (sms_schedule): Use loop information and loop_version.
1734 (sms_schedule_by_order): Split part of it to get_sched_window.
1735 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1736 cfg_layout_finalize and free_dominance_info before/after SMS.
1738 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1740 * cfghooks.c (lv_flush_pending_stmts,
1741 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1742 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1743 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1744 lv_add_condition_to_bb,
1745 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1746 flush_pending_stmts): New in cfg_hooks structure.
1747 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1748 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1749 lv_add_condition_to_bb): New declarations.
1750 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1752 (loop_version): Declare.
1753 * cfgloopmanip.c (cfghooks.h): Include.
1754 (duplicate_loop_to_header_edge): Change return type to bool.
1755 (loop_version, lv_adjust_loop_entry_edge): Move here.
1756 * cfgrtl.c (cfgloop.h): Include.
1757 (rtl_verify_flow_info_1): Fix.
1758 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1759 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1761 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1762 tree_lv_add_condition_to_bb): New.
1763 (tree_cfg_hooks): Add new hooks to initialization.
1764 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1765 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1767 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1769 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1770 xstormy16_below100_or_register,
1771 xstormy16_splittable_below100_or_register, and
1772 nonimmediate_nonstack_operand.
1774 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1775 xstormy16_ineqsi_operator, equality_operator,
1776 inequality_operator, shift_operator,
1777 xstormy16_below100_operand, xstormy16_below100_or_register,
1778 xstormy16_splittable_below100_or_register,
1779 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1780 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1781 equality_operator, inequality_operator,
1782 xstormy16_below100_operand, xstormy16_below100_or_register,
1783 xstormy16_splittable_below100_or_register,
1784 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1785 nonimmediate_nonstack_operand, shift_operator): Move to
1787 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1788 * config/stormy16/stormy16.md: Include predicates.md.
1789 * config/stormy16/predicates.md: New.
1791 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1793 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1794 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1795 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1796 move_operand, power_of_2_operand): Move to predicates.md.
1797 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1798 PREDICATE_CODE): Remove.
1799 * config/iq2000/iq2000.md: Include predicates.md.
1800 * config/iq2000/predicates.md: New.
1802 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1804 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1805 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1806 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1807 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1808 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1809 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1810 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1811 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1812 (TARGET_M68HC11): Delete.
1813 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1814 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1815 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1816 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1817 (nb_soft_regs): Delete.
1818 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1819 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1820 and MASK_M6812 being set simultaneously. Change the code that sets
1821 the default m68hc11_soft_reg_count to use integers instead of strings.
1822 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1823 m68hc11_soft_reg_count (which now has an int type) as the number
1825 * config/m68hc11/m68hc11.opt: New file.
1827 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1829 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1830 fp_displacement_operand, sp_displacement_operand.
1832 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1834 Remove the prototypes for tst_operand, cmp_operand,
1835 stack_register_operand, d_register_operand,
1836 hard_addr_reg_operand, splitable_operand,
1837 m68hc11_logical_operator, m68hc11_arith_operator,
1838 m68hc11_non_shift_operator, m68hc11_shift_operator,
1839 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1840 non_push_operand, hard_reg_operand, and
1841 reg_or_some_mem_operand.
1842 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1844 (tst_operand, cmp_operand, non_push_operand,
1845 splitable_operand, reg_or_some_mem_operand,
1846 stack_register_operand, d_register_operand,
1847 hard_addr_reg_operand, hard_reg_operand,
1848 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1849 m68hc11_arith_operator, m68hc11_non_shift_operator,
1850 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1852 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1853 * config/m68hc11/m68hc11.md: Include predicates.md.
1854 * config/m68hc11/predicates.md: New.
1856 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1859 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1860 change checked in along with 2005-03-03's patch for debug/20253.
1861 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1862 (remap_decl): Insert type decl in map earlier.
1864 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1866 PR tree-optimization/20640
1867 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1868 post-dominator if it has phi nodes.
1869 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1870 before dead statements.
1872 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1875 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1877 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1879 PR rtl-optimization/20290
1880 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1881 in every iteration if the entry point is the exit test.
1883 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1885 * config/cris/cris.md (attribute "length"): Define.
1887 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1889 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1890 (word_offset_memref_operand): New.
1891 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1892 (indexed_or_indirect_operand): Delete.
1893 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1894 (indexed_or_indirect_operand): Delete.
1896 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1899 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1902 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1903 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1905 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1907 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1909 2005-04-01 Ian Lance Taylor <ian@airs.com>
1911 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1912 (rus, prus): Remove static variables.
1913 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1914 (process_command): Permit report_times and use_pipes together.
1916 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1918 * c-decl.c (validate_proto_after_old_defn): Look at
1919 TYPE_MAIN_VARIANT of argument types.
1921 2005-04-01 Paul Brook <paul@codesourcery.com>
1923 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1924 (arm_output_function_epilogue): Allow call_via_SP.
1925 (thumb_call_via_reg, arm_file_end): Ditto.
1926 * config/arm/arm.h (struct machine_function): Include space for SP.
1927 (thumb_call_via_label): Update declaration.
1929 2005-04-01 Ian Lance Taylor <ian@airs.com>
1931 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1932 doing a peephole optimization, once again put any notes in the
1935 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1937 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1939 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1941 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1942 (block_alloc, find_free_reg): Likewise.
1943 * loop-doloop.c (doloop_modify): Likewise.
1944 * loop-invariant.c (record_use): Likewise.
1945 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1946 get_iv_value, canon_condition, eliminate_implied_condition,
1947 eliminate_implied_condition, simplify_using_initial_values,
1948 shorten_into_mode, canonicalize_iv_subregs,
1949 iv_number_of_iterations): Likewise.
1950 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1951 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1952 unswitch_loop): Likewise.
1953 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1954 move_movables, replace_call_address, find_and_verify_loops,
1955 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1956 record_giv, final_giv_value, general_induction_var,
1957 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1958 loop_giv_dump): Likewise.
1960 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1961 GCOV_CHECK_WRITING): Remove.
1962 (gcov_position, gcov_rewrite): Use gcc_assert.
1963 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1964 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1965 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1968 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1970 * tree-inline.c: Fix a typo.
1972 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1974 * configure.ac (enable-checking): Explicitly set all variables for
1975 collective switch values. Alphabetize variables. Rename
1976 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1978 * doc/install.texi (enable-checking): Update documentation.
1979 * configure: Rebuilt.
1981 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1983 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1986 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1988 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1989 Also reject cases where this pattern will cause load delay stalls
1990 unless optimizing for size and it will produce a shorter sequence.
1991 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1992 variants to avoid pre-adjusting the base when possible.
1994 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1996 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1997 the frame and argument pointers.
1998 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1999 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2000 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2001 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2002 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2003 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2005 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2007 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2008 with entry for selectany attribute.
2009 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2011 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2012 (i386_pe_asm_named_section): Handle sections generated by
2013 selectany attribute.
2014 * doc/extend.texi (selectany): Document attribute.
2016 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2017 Jan Hubicka <jh@suse.cz>
2019 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2020 to fix addresses involving EBP and ESP.
2021 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2022 for SUBREGed registers.
2023 (legitimate_address_p): Accept SUBREGed registers.
2025 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2028 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2029 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2032 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2034 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2036 2005-04-01 James E Wilson <wilson@specifixinc.com>
2039 * dwarf2out.c (rtl_for_decl_init): New function.
2040 (rtl_for_decl_location): Extracted from here.
2041 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2042 add_const_value_attribute. Delete initializer_constant_valid_p call.
2044 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2046 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2047 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2048 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2049 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2050 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2051 config/i386/i386.md, config/rs6000/predicates.md,
2052 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2053 config/s390/s390.c, config/stormy16/stormy16.c,
2054 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2057 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2060 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2061 COND_EXPR and CALL_EXPR.
2063 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2066 * genautomata.c (first_cycle_unit_presence): Check all alternative
2067 states for unit presence.
2069 * doc/md.texi: Remove remark about impossibility to query unit
2070 presence in non nondeterministic automaton state.
2072 * config/ia64/ia64.c (get_template): Change order of unit querying.
2074 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2076 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2079 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2081 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2082 flag for edges outside any loops.
2084 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2086 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2088 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2090 * tree-ssa-alias.c: Follow spelling conventions.
2091 * doc/tree-ssa.texi: Fix a typo.
2093 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2095 * postreload-gcse.c: Include target.h.
2096 (gcse_after_reload_main): Return early if we cannot modify jumps.
2097 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2099 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2101 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2102 expensive operations.
2104 2005-03-31 Ian Lance Taylor <ian@airs.com>
2106 * collect2.c (lderrout): New variable.
2107 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2108 if it is set, to stderr.
2109 (handler): Unlink lderrout if it is set.
2110 (dump_file): Add "to" parameter. Change all callers.
2111 (main): Initialize lderrout.
2112 (collect_execute): Add errname parameter. Change all callers.
2113 Rename redir parameter to outname. Never pass
2114 PEX_STDERR_TO_STDOUT to pex_run.
2115 * collect2.h (collect_execute, dump_file): Update declarations.
2116 * tlink.c (tlink_execute): Add errname parameter. Change all
2118 (do_tlink): Check lderrout as well as ldout.
2120 2005-03-31 Caroline Tice <ctice@apple.com>
2122 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2123 (bb-reorder.o): Add errors.h to list of requirements.
2124 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2125 profiledbootstrap flags.
2126 * bb-reorder.c (errors.h): Add new include.
2127 (struct bbro_basic_block_data_def): Add new field, in_trace.
2128 (add_unlikely_executed_notes): Remove function.
2129 (mark_bb_for_unlikely_executed_section): Remove function.
2130 (insert_section_boundary_note): New function.
2131 (verify_hot_cold_block_grouping): New function.
2132 (push_to_next_round_p): Remove variables and tests that push all
2133 cold blocks to last round.
2134 (find_traces): Remove code that added extra round of trace finding
2135 when doing partitioning.
2136 (find_traces_1_round) : Remove variable last_round; add code to
2137 update new struct field, in_trace; correct trace_length where it was
2138 incorrect before (after call to copy_bb); change code that pushed all
2139 cold blocks to last round. Instead verify that all blocks going into
2140 a trace belong in the same partition.
2141 (connect_traces): Modify to connect the traces in two passes, if the
2142 function contains both hot and cold blocks. The first pass connects
2143 all the traces for blocks in the partition that the first block in
2144 the function belongs to; the second pass connnects all the traces
2145 containing blocks that belong in the other partition.
2146 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2147 code that automatically put the first block in a function into the
2148 hot partition if the function had any hot blocks.
2149 (fix_crossing_unconditional_branches): Check number of succ edges
2150 before attempting to get one.
2151 (fix_edges_for_rarely_executed_code): Update comment describing
2153 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2154 remove call to add_unlikely_executed_notes; add call to
2155 verify_hot_cold_block_grouping.
2156 (duplicate_computed_gotos): Don't change computed goto if it's a
2158 (partition_hot_cold_basic_blocks): Update function comment.
2159 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2161 (try_forward_edges): Likewise.
2162 (merge_blocks_move_predecessor_nojumps): Likewise.
2163 (merge_blocks_move_successor_nojumps): Likewise.
2164 (merge_blocks_move): Likewise.
2165 (try_crossjump_bb): Likewise.
2166 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2167 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2168 notes to cold bb's; remove call to update_unlikely_executed_notes.
2169 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2170 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2171 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2172 function declaration.
2173 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2175 (rtl_can_merge_blocks): Remove redundancy from condition.
2176 (try_redirect_by_replacing_jump): Likewise.
2177 (force_nonfallthru_and_redirect): Remove code for adding
2178 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2179 (commit_one_edge_insertion): Likewise.
2180 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2181 * dbxout.c (FORCE_TEXT): Replace function_section with
2182 current_function_section.
2183 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2184 function, switch_text_section.
2185 (struct xcoff_debug): Likewise.
2186 (dbxout_function_end): Add code to put out label diffs for both
2187 hot and cold sections.
2188 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2189 for new debug_hooks funciton, switch_text_section..
2190 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2191 switch_text_section.
2192 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2193 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2194 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2195 dw_fde_switched_sections.
2196 (output_call_frame_info): Add test to see if function switches text
2197 sections in the middle; if so, use appropriate extra hot and cold
2198 section labels to compute size deltas for the hot and cold sections.
2199 (dwarf2out_begin_prologue): Add code to initialize new fields in
2201 (dwarf2out_switch_text_section): New function (invoked through
2202 debug_hook); updates new fields in dw_fde_struct appropriately and
2203 increments separate_line_info_table_in_use.
2204 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2205 dwarf2out_switch_text_section.
2206 (struct var_loc_node): Add new field, section_label.
2207 (output_aranges): Add code to check whether in hot or cold section and
2208 use the appropriate label in calculating deltas.
2209 (output_ranges): Likewise.
2210 (output_line_info): Add code to check which section we're in and
2211 use appropriate hot/cold label.
2212 (add_location_or_constant_value_attribute): Likewise.
2213 (gen_subprogam_die): Modify arange attributes to use correct labels.
2214 (dwarf2out_begin_block): Change call to function_section into call to
2215 current_function_section.
2216 (dwarf2out_end_block): Likewise.
2217 (dwarf2out_source_line): Likewise.
2218 (dwarf2out_var_location): Add code to check whether in hot or cold
2219 section and use the appropriate label.
2220 * except.c (output_function_exception_table): Change call to
2221 function_section into call to current_function_section.
2222 * final.c (profile_function): Likewise.
2223 (scan_ahead_for_unlikely_executed_note): Remove function.
2224 (final_scan_insn): Remove calls to
2225 scan_ahead_for_unlikely_executed_note, and related code for switching
2226 to cold section, except for the single time
2227 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2228 debug_hooks->switch_text_sections; replace appropriate calls to
2229 function_section with calls to current_function_section.
2230 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2231 test_bb to condition.
2232 (find_if_case_2): Likewise.
2233 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2234 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2235 * opts.c (decode_options): Change warning about hot/cold partitioning
2236 with exceptionss to inform (so as not to cause bootstrap failures);
2237 remove warning about partitioning with DWARF debug info.
2238 * output.h (current_function_section): Add new function decl.
2239 (insert_section_boundary_note): Likewise.
2240 (enum in_section): Move this declaration here from varasm.c.
2241 (unlikely_section_label): Likewise.
2242 (unlikely_text_section_name): Likewise.
2243 (last_text_section_name): New global variable.
2244 (last_text_section): Likewise.
2245 (hot_section_label): Likewise.
2246 (hot_section_end_label): Likewise.
2247 (cold_section_end_label): Likewise.
2248 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2249 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2250 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2251 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2252 insn from consideration.
2253 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2254 switch_text_section.
2255 * varasm.c (basic-block.h): Add new include.
2256 (unlikely_section_label_printed): Remove global variable.
2257 (unlikely_section_label): Make global variable not be static any more.
2258 (unlikely_text_section_name): Likewise.
2259 (hot_section_end_label): New global variable (not static)
2260 (first_function_block_is_cold): Likewise.
2261 (hot_section_label): Likewise.
2262 (cold_section_end_label): Likewise..
2263 (last_text_section): New global variable, not static.
2264 (last_text_section_name): New global variable, not static.
2265 (initialize_cold_section_name): New function.
2266 (enum in_section): Move declaration to output.h.
2267 (text_section): Update last_text_section.
2268 (unlikely_text_section): Replace code to determine cold section name
2269 with call to initialize_cold_section_name; Add code to update
2270 last_text_section; remove code for printing out label.
2271 (named_section_real): Add code to update last_text_section and
2272 last_text_section_name as appropriate.
2273 (function_section): Change test for 'unlikely' to depend on
2274 first_function_block_is_cold (moved old test to
2275 current_function_section).
2276 (current_function_section): New function.
2277 (assemble_start_function): Move code that frees
2278 unlikely_text_section_name; initialize hot_section_end_label;
2279 print hot and cold section labels at the start of the function;
2280 set first_function_block_is_cold, if appropriate; initialize l
2281 ast_text_section; add call to insert_section_boundary_note.
2282 (assemble_end_function): Add code to write out hot and cold section
2284 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2285 switch_text_section.
2286 * config/darwin.c (machopic_select_section): Replace incorrect
2287 function in base_funs; update reloc for cold sections if necessary.
2288 * config/darwin.h (SECTION_FUNCTION): Add code to update
2289 last_text_section if appropriate.
2290 (text_unlikely_section): Remove.
2291 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2292 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2293 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2294 partitioning for this architecture.
2296 2005-03-31 Olivier Hainque <hainque@adacore.com>
2298 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2299 defined and non-zero.
2301 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2304 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2307 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2310 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2311 label operand. Remove (use (unspec..)). Don't emit a label on
2313 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2314 generate inline label for load_toc_v4_PIC_1b.
2315 (rs6000_emit_load_toc_table): Likewise.
2317 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2319 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2320 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2322 2005-03-29 Devang Patel <dpatel@apple.com>
2324 * tree-sra.c (decide_block_copy): Disable scalarization of
2327 2005-03-30 Stuart Hastings <stuart@apple.com>
2328 Dale Johannesen <dalej@apple.com>
2330 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2331 * print-tree.c (print_node): Add case STATEMENT_LIST.
2333 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2335 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2336 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2337 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2338 is given with "powerpc64*" or "all", or when --with-cpu chooses
2341 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2344 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2345 gen_lexical_block_die.
2346 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2348 2005-03-31 Jan Hubicka <jh@suse.cz>
2350 2004-11-02 Jan Hubicka <jh@suse.cz>
2352 * cgraph.c (cgraph_varpool_node_name): New function.
2353 (dump_cgraph_varpool_node): New function.
2354 (dump_varpool): New function.
2355 * cgraphunit.c (cgraph_optimize): Dump varpool.
2357 2004-10-16 Jan Hubicka <jh@suse.cz>
2359 * cgraph.c (decide_is_variable_needed): New function.
2360 (cgraph_varpool_finalize_decl): Use it.
2361 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2363 * final.c (output_addr_const): Do not call mark_referenced.
2364 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2365 always go via cgraph.
2366 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2367 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2368 * tree-optimize.c (execute_inline): Mark functions called.
2369 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2371 2004-10-11 Jan Hubicka <jh@suse.cz>
2373 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2374 (cgraph_varpool_last_needed_node): New static variable.
2375 (enqueue_needed_varpool_node): Break out from ...; add items to the
2376 end of queue; update first pointers.
2377 (cgraph_varpool_mark_needed_node): ... here.
2378 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2379 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2380 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2381 (cgraph_varpool_first_unanalyzed_node): Declare.
2382 * cgraphunit.c: Include output.h.
2383 (cgraph_varpool_analyze_pending_decls): New function.
2384 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2385 for errors, analyze pending decls.
2386 (cgraph_finalize_compilation_unit): Only analyze decls.
2387 (cgraph_optimize): Assemble the decls after expanding.
2389 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2391 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2392 subvars get marked properly in tags for grouping.
2393 (add_pointed_to_var): Mark only actual pointed to
2394 variables/subvars in addresses needed.
2395 (create_overlap_variables_for): Clear call clobbered on original
2397 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2398 addresable vars with subvars into list.
2399 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2402 2005-03-30 Richard Henderson <rth@redhat.com>
2404 * cgraph.h (struct cgraph_node): Add alias.
2405 * varasm.c (assemble_alias): Set it.
2406 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2407 avoid calling cgraph_expand_function.
2409 2005-03-30 Tom Tromey <tromey@redhat.com>
2411 * tree.def (FILE_TYPE): Removed.
2412 * typeclass.h (enum type_class): Removed file_type_class.
2413 * dwarf2out.c (is_base_type): Updated.
2414 (gen_type_die): Likewise.
2415 * dbxout.c (dbxout_type): Updated.
2416 * builtins.c (type_to_class): Updated.
2417 * tree.c (type_contains_placeholder_1): Updated.
2418 * config/sparc/sparc.c (sparc_type_code): Updated.
2419 * config/ia64/ia64.c (hfa_element_mode): Updated.
2420 * expr.c (count_type_elements): Updated.
2421 * stor-layout.c (layout_type): Updated.
2422 * tree-inline.c (remap_type): Updated.
2423 * tree-pretty-print.c (dump_generic_node): Updated.
2425 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2427 * builtins.c (expand_builtin_powi): Fix mode of
2428 2nd argument to match int.
2429 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2430 2nd argument type to int.
2431 * libgcc2.c: Change prototype of __powi* functions to use
2434 2005-03-30 Dale Johannesen <dalej@apple.com>
2437 * calls.c (expand_call): Flush pending deferrals before
2440 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2444 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2445 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2446 c_label_context, label_context_stack): New.
2447 * c-decl.c (define_label): Check for jumps into statement
2448 expressions. Add label to list of defined labels.
2449 (start_function): Push context on label_context_stack.
2450 (finish_function): Pop context from label_context_stack.
2451 * c-typeck.c (label_context_stack): New.
2452 (c_finish_goto_label): Check for jumps into statement
2453 expressions. Add label to list of jumped to labels.
2454 (struct c_switch): Add blocked_stmt_expr.
2455 (c_start_case): Initialize it.
2456 (do_case): Check it.
2457 (c_finish_case): Verify !blocked_stmt_expr.
2458 (c_begin_stmt_expr): Push context on label_context_stack.
2459 Increment blocked_stmt_expr. Mark labels jumped to from outside
2461 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2462 defined in the statement expression and no longer jumpable to.
2463 Mark labels jumped to from just outside the statement expression
2464 as again definable. Pop context from label_context_stack.
2465 * doc/extend.texi (Statement Exprs): Update.
2467 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2470 * c-decl.c (start_function): Check for old_decl being
2473 2005-03-30 Ian Lance Taylor <ian@airs.com>
2475 * final.c (final): Remove prescan parameter. Change all callers.
2476 (final_scan_insn): Remove prescan parameter. Change all callers.
2478 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2480 * tree-vectorizer.c: Fix comment typos.
2482 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2484 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2485 as soon as a chrec_dont_know is detected.
2487 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2489 Merge from csl-arm-branch.
2490 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2492 * tlink.c (recompile_files): Do not assume that "rename" can
2493 overwrite an existing file.
2495 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2497 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2498 * gcc/configure: Regenerate.
2500 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2502 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2504 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2506 * calls.c (struct arg_data): Update "partial" comment.
2507 (load_register_parameters): Update "nregs" comment.
2509 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2511 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2512 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2513 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2514 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2515 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2516 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2517 than target_flags & 0.
2518 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2519 (iq2000_arch, iq2000_parse_cpu): Delete.
2520 (TARGET_HANDLE_OPTION): Override default.
2521 (iq2000_handle_option): New function.
2522 (override_options): Remove -march= and -mcpu= handling.
2523 * config/iq2000/iq2000.opt: New file.
2525 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2527 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2528 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2529 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2530 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2531 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2532 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2533 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2534 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2535 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2536 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2537 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2538 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2539 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2540 (TARGET_OPTIONS): Delete.
2541 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2542 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2543 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2544 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2545 (c4x_cpu_version_string): Delete.
2546 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2547 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2548 equivalent -mcpu= option.
2549 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2550 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2551 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2552 or clearing the appropriate MASK_* bit.
2553 (c4x_file_start): Use c4x_cpu_version.
2554 * config/c4x/c4x.opt: New file.
2556 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2558 * doc/options.texi: Document the new MaskExists flag.
2559 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2560 if the option has the MaskExists flag.
2562 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2564 * opt-functions.awk (flag_set_p, test_flag): New functions.
2565 (switch_flags): Use them.
2566 * opth-gen.awk: Use flag_set_p to check for flags.
2567 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2569 2005-03-30 Ian Lance Taylor <ian@airs.com>
2571 * config.host (i[34567]86-*-mingw32*): Don't set
2572 host_can_use_collect2 to no.
2574 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2577 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2578 Remove convert_memory_address call duplicating that in memory_address.
2580 2005-03-29 Richard Henderson <rth@redhat.com>
2583 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2584 (build_compound_literal): Likewise. Propagate decl type into the
2586 (finish_decl): Likewise. Use new return value from complete_array_type
2587 for zero sized arrays.
2588 (complete_array_type): Move ...
2589 * c-common.c (complete_array_type): ... here. Change first argument
2590 to pointer-to-type-node. Consistently use sizetype for the index
2591 except for zero sized arrays. Detect zero sized arrays for pedantic
2592 mode diagnostics. Create a new type node instead of modifying the
2594 * c-tree.h (complete_array_type): Move decl ...
2595 * c-common.h (complete_array_type): ... here.
2597 2005-03-29 Richard Henderson <rth@redhat.com>
2600 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2602 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2604 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2605 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2606 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2607 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2609 2005-03-29 Eric Christopher <echristo@redhat.com>
2611 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2612 truthvalue conversion removal.
2614 2005-03-29 Ian Lance Taylor <ian@airs.com>
2617 * collect2.c: Never include <vfork.h>.
2618 (VFORK_STRING, vfork): Don't define.
2619 (pid): Remove global variable.
2620 (handler): Call raise instead of kill (getpid(), ...).
2621 (collect_wait): Add pex parameter. Change all callers. Use
2622 pex_get_status rather than pwait.
2623 (do_wait): Add pex parameter. Change all callers.
2624 (collect_execute): Return struct pex_obj * rather than void. Use
2625 pex routines rather than pexecute.
2626 (fork_execute): Get pex_obj from collect_execute, and pass it to
2628 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2629 Only declare quit_handler if SIGQUIT is defined.
2630 (scan_libraries): Likewise.
2631 * collect2.h (collect_execute): Update declaration.
2632 (collect_wait): Update declaration.
2633 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2634 pass it to collect_wait.
2636 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2639 * c-parser.c (c_parser_compound_statement_nostart): Give error
2640 message for EOF instead of just setting parser->error.
2642 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2644 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2645 (slpeel_update_phi_nodes_for_guard1): New function.
2646 (slpeel_update_phi_nodes_for_guard2): New function.
2647 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2648 of slpeel_update_phi_nodes_for_guard.
2649 (vectorize_loops): Remove call to loop_closed_rewrite.
2650 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2653 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2655 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2656 (TARGET_LITTLE_ENDIAN): New macro.
2657 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2658 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2659 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2660 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2661 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2662 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2663 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2664 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2665 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2666 (TARGET_OPTIONS): Delete.
2667 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2668 (CACHE_FLUSH_TRAP): Turn into an integer.
2669 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2670 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2671 -mflush-trap is in use.
2672 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2673 (m32r_cache_flush_trap_string): Delete.
2674 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2675 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2676 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2677 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2678 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2679 -mmodel= and -msdata= handling from...
2680 (m32r_init): ...here.
2681 * config/m32r/m32r.opt: New file.
2683 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2685 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2686 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2687 * tree-vect-analyze.c (vect_object_analysis): additional parm
2688 pass back a "struct ptr_info_def *" with the points-to info.
2689 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2690 statement using info returned from vect_object_analysis.
2691 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2692 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2693 for virtual uses and defs when creating a replacement vector
2694 reference. Call duplicate_ssa_name_ptr_info to define points-to
2695 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2696 (vectorizable_store): copy_virtual_operands and update
2697 definition statements.
2698 (vectorizable_load): copy_virtual_operands. Remove call to
2699 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2700 * tree-vectorizer.c (vectorize_loops): Remove calls to
2701 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2702 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2703 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2704 define macro STMT_VINFO_PTR_INFO for use in accessing.
2705 * tree.h add export of duplicate_ssa_name_ptr_info.
2706 * rs6000.c (altivec_init_builtins): Declare builtin function
2707 __builtin_altivec_mask_for_load to be "const".
2709 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2712 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2713 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2714 assemble_variable on aliases.
2715 * varasm.c (assemble_alias): Set node->alias.
2716 * toplev.c (wrapup_global_declarations): Don't call
2717 rest_of_decl_compilation on aliases again.
2719 2005-03-29 Paul Brook <paul@codesourcery.com>
2721 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2722 * config/arm/arm.c (arm_dbx_register_number): New function.
2723 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2725 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2728 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2729 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2731 2005-03-29 Dale Johannesen <dalej@apple.com>
2733 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2734 $(TREE_H) and $(COVERAGE_H).
2735 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2736 * opts.c (common_handle_option): Enable tree-based value transforms.
2737 * toplev.c (process_options): Ditto.
2738 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2739 refers to references to this type.
2740 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2741 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2742 for may_be_more, may_be_less.
2743 (rtl_gen_pow2_profiler): Adjust.
2744 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2745 (rtl_gen_one_value_profiler): Adjust.
2746 (rtl_gen_const_delta_profiler): Adjust.
2747 * tree-profile.c (tree_gen_interval_profiler): Implement.
2748 (tree_gen_pow2_profiler): Ditto.
2749 (tree_gen_one_value_profiler): Ditto.
2750 (tree_profiling): New.
2751 (pass_tree_profile): Reference it.
2752 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2754 (insn_divmod_values_to_profile): Rename to
2755 rtl_divmod_values_to_profile. Adjust.
2756 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2757 (insn_prefetch_values_to_profile): Adjust.
2758 (rtl_value_profile_transformations): Adjust.
2759 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2760 (gen_mod_pow2): Rename to rtl_mod_pow2.
2761 (gen_mod_subtract): Rename to rtl_mod_subtract.
2762 (divmod_fixed_value_transform): Rename to
2763 rtl_divmod_fixed_value_transform.
2764 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2765 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2766 (rtl_find_values_to_profile): Adjust.
2767 (tree_value_profile_transformations): Implement.
2768 (tree_divmod_values_to_profile): New.
2769 (tree_values_to_profile): New.
2770 (tree_divmod_fixed_value): New.
2771 (tree_mod_pow2): New.
2772 (tree_mod_subtract): New.
2773 (tree_divmod_fixed_value_transform): New.
2774 (tree_mod_pow2_value_transform): New.
2775 (tree_mod_subtract_transform): New.
2776 (tree_find_values_to_profile): Implement.
2777 * profile.c (instrument_values): Free histograms.
2778 (compute_value_histograms): Adjust. Implement tree version.
2780 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2782 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2783 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2784 variable. Output "fldcw" depending on round_mode.
2785 * config/i386/i386.md (UNSPEC_FIST): New.
2786 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2787 New isns patterns to implement lrint and llrint built-ins as x87
2789 (fistdi2, fist<mode>2 splitters): New splitters.
2790 (lrint<mode>2): New expanders.
2792 2005-03-28 Ian Lance Taylor <ian@airs.com>
2794 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2795 0 when calling final_scan_insn.
2797 2005-03-28 Jan Hubicka <jh@suse.cz>
2800 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2803 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2804 types where possible.
2806 2005-03-26 Per Bothner <per@bothner.com>
2808 Make -f[no-]show-column also control non-cpp diagnostics.
2809 * c.opt (fshow-column): Move option from here ...
2810 * common.opt (fshow-column): ... to here.
2811 * diagnostic.c (diagnostic_build_prefix): Only print column number
2812 if flag_show_column.
2814 2005-03-27 Steven Bosscher <stevenb@suse.de>
2816 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2817 vax_output_conditional_branch): New prototypes.
2818 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2819 extracted from vax.md mov and add patterns.
2820 (vax_output_conditional_branch): New function to output conditional
2821 branch instructions.
2822 * vax.md: Use mode macros for arithmetic and mov patterns.
2823 Use code macros for the jump patterns.
2825 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2827 * Makefile.in (libbackend.o): Depend on version files;
2828 add custom generation command.
2830 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2833 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2834 sure that we have a REG before getting its REGNO.
2836 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2838 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2839 * builtins.def (BUILT_IN_STRNDUP): New.
2841 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2843 PR tree-optimization/20470
2844 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2847 2005-03-25 Mike Stump <mrs@apple.com>
2849 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2852 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2854 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2855 Use our own structure definitions.
2857 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2858 (fix_truncdfsi2): Allow registers or memory as destination.
2859 When TARGET_PPC_GFXOPT, generate simplified pattern.
2860 (fix_truncdfsi2_internal): Use define_insn_and_split.
2861 (fix_truncdfsi2_internal_gfxopt): New.
2862 (fctiwz): Don't confuse register allocation by giving it no choices.
2864 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2865 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2866 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2867 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2869 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2871 * dominance.c (free_dominance_info): Speed up by freeing et
2872 data structures without maintaining other nodes.
2873 * et-forest.c (et_free_tree_force): New.
2874 * et-forest.h: Add a prototype for et_free_tree_force.
2876 * tree.c (get_set_constructor_bits,
2877 get_set_constructor_bytes): Remove.
2878 * tree.h: Remove the corresponding prototypes.
2880 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2883 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2884 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2885 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2886 PRE_DEC, NEG and NOT.
2888 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2890 * fold-const.c: Convert uses of fold (build (...)) to
2893 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2895 PR rtl-optimization/20249
2896 * cse.c (insert_regs): Do not record equivalence of registers in
2899 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2901 * emit-rtl.c (reverse_comparison): Remove.
2902 * rtl.h: Remove the corresponding prototype.
2904 2005-03-24 James E Wilson <wilson@specifixinc.com>
2906 * doc/install.texi (--enable-altivec): Delete docs.
2908 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2910 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2911 SFmode and DFmode before reload when
2912 flag_unsafe_math_optimizations not enabled.
2914 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2916 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2918 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2919 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2921 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2923 * configure.ac (enable-checking): Add 'runtime' option.
2924 * doc/install.texi (enable-checking): Document 'runtime' checking.
2925 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2926 * config.in: Regenerated.
2927 * configure: Regenerated.
2929 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2931 * optabs.h (enum optab_index): Remove OTI_llrint.
2932 (llrint_optab): Remove macro.
2933 * optabs.c (init_optabs): Remove llrint_optab initialization.
2934 * genopinit.c (optabs): Remove llrint_optab implementation.
2935 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2938 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2940 PR rtl-optimization/20532
2941 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2942 overflow when adding coefficients for PLUS or MINUS.
2943 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2946 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2948 * langhooks.h (truthvalue_conversion): Remove.
2949 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2950 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2951 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2952 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2953 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2955 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2957 * params.def: Fix a typo.
2958 * config/mips/mips.c: Follow the spelling convensions.
2959 * doc/invoke.texi: Fix typos.
2961 2005-03-18 Dale Johannese <dalej@apple.com>
2963 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2965 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2967 Fix PR tree-optimization/20601
2969 * tree-ssa-pre.c (insert_aux): Add missing condition to
2972 2005-03-23 Ian Lance Taylor <ian@airs.com>
2974 * final.c (final_scan_insn): Don't remove no-op instructions.
2975 * reload1.c (reload): Remove simple no-op instructions even when
2978 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2980 PR tree-optimization/20501
2981 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2982 reporting that peeling for alignment is applied moved to...
2983 * (vect_analyze_data_refs_alignment): Here.
2985 2005-03-23 Ian Lance Taylor <ian@airs.com>
2987 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2989 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2991 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2992 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2994 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2996 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2997 imply that this is called once, independent of asms in code.
2998 Adjust to now being pased output and input lists. Mention helper
2999 function decl_overlaps_hard_reg_set_p.
3000 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3001 hook_tree_tree_identity and to take three trees, returning third.
3002 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3004 * stmt.c: include hard-reg-set.h before tree.h.
3005 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3006 (decl_conflicts_with_clobbers_p): Call
3007 decl_overlaps_hard_reg_set_p.
3008 (expand_asm_operands): Pass output and input lists in call to
3009 targetm.md_asm_clobbers.
3010 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3011 hook_tree_tree_tree_tree_3rd_identity.
3012 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3014 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3015 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3016 parameters, first two unused.
3017 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3018 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3019 in constraint letters and MOF is not mentioned as a asm-declared
3020 register in neither of the input and output lists.
3022 2005-03-23 DJ Delorie <dj@redhat.com>
3024 * optabs.c (expand_binop): Make sure the first subword's result
3027 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3029 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3030 Call c_common_truthvalue_conversion rather than
3031 lang_hooks.truthvalue_conversion.
3032 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3033 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3035 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3036 c_common_truthvalue_conversion.
3037 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3038 c_parser_conditional_expression, c_parser_binary_expression): Call
3039 c_objc_common_truthvalue_conversion.
3040 * c-typeck.c (build_unary_op): Call
3041 c_objc_common_truthvalue_conversion.
3042 (build_conditional_expr): Do not call
3043 lang_hooks.truthvalue_conversion.
3044 (build_binary_op): Call c_common_truthvalue_conversion.
3045 (c_objc_common_truthvalue_conversion): Moved from
3046 c-objc-common.c. Call default_function_array_conversion instead
3047 of default_conversion.
3049 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3051 * c-common.h (default_conversion): Remove.
3052 (perform_integral_promotions): Add.
3053 * c-tree.h (default_conversion): Add.
3054 * c-typeck.c (perform_integral_promotions): New, split out from
3056 * c-common.c (check_case_value): Use perform_integral_promotions,
3057 not default_conversion.
3058 (c_add_case_label): Don't continue processing case label after
3059 found to be pointer.
3061 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3063 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3064 the prefix list if we have already added a multilib directory
3066 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3069 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3071 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3073 * reload.h: Remove the prototype for indirect_symref_ok.
3075 * reload1.c (indirect_symref_ok): Make it global.
3076 * reload.h: Add a prototype for indirect_symref_ok.
3078 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3080 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3083 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3085 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3087 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3089 * c-opts.c (c_common_parse_file): Only start/end main source file
3090 if debug hooks says the writer wants it.
3091 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3093 (xcoff_debug_hooks): Ditto.
3094 * debug.c (do_nothing_hooks): Ditto.
3095 * debug.h (gcc_debug_hooks): Ditto.
3096 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3097 * sdbout.c (sdb_debug_hooks): Ditto.
3098 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3100 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3102 * doc/extend.texi: Deprecate C++ min/max operators.
3104 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3106 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3107 artificial original candidates.
3109 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3110 Jan Hubicka <jh@suse.cz>
3111 Steven Bosscher <stevenb@suse.de>
3113 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3114 call cost based on argument sizes.
3115 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3117 * params.def: (max-inline-inssn-single): Set to 450.
3118 (max-inline-insns-auto): Set to 90.
3119 (max-inline-insns-recursive): Set to 450
3120 (max-inline-insns-recursive-auto): Set to 450.
3121 (large-function-insns): Set to 2700.
3122 (inline-call-cost): New parameter.
3123 * tree-inline.c (estimate_move_cost): New function.
3124 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3125 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3127 * tree-inline.h (estimate_move_cost): Declare.
3128 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3129 (max-inline-insns-auto): Change default to 90.
3130 (max-inline-insns-recursive): Change default to 450
3131 (max-inline-insns-recursive-auto): Change default to 450.
3132 (large-function-insns): Change default to 2700.
3133 (inline-call-cost): Document new parameter.
3135 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3137 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3138 (TARGET_DEFAULT): Delete.
3139 * config/i860/i860.opt: New file.
3141 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3143 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3144 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3145 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3146 (frv_sched_lookahead): Delete.
3147 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3148 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3149 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3150 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3151 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3152 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3153 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3154 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3155 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3156 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3157 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3158 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3159 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3160 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3161 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3162 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3163 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3164 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3165 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3166 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3167 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3168 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3169 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3170 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3171 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3172 (frv_sched_lookahead): Delete.
3173 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3174 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3175 (frv_handle_option): New function. Move -mcpu= handling from...
3176 (frv_override_options): ...here. Remove handling of other
3178 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3179 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3180 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3181 and TARGET_NO_MULTI_CE.
3182 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3183 !TARGET_VLIW_BRANCH.
3184 * config/frv/frv.opt: New file.
3186 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3188 * fold-const.c (fold_ternary): Take decomposed arguments of
3190 (fold): Update a call to fold_ternary.
3192 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3193 * tree.h: Add corresponding prototypes.
3195 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3198 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3199 between jump table and its label.
3200 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3201 resp. ADDR_DIFF_VEC and the label preceeding it.
3202 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3203 is emitted in the right section.
3205 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3207 * fold-const.c (fold_unary, fold_binary): Update comments
3210 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3212 PR rtl-optimization/20527
3213 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3214 REG_INC note, test that the register also isn't mentioned in PRED
3217 2005-03-22 Ben Elliston <bje@au.ibm.com>
3219 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3222 2005-03-21 Mike Stump <mrs@apple.com>
3224 * varasm.c (default_assemble_visibility): Remove extra ().
3226 2005-03-21 Roger Sayle <roger@eyesopen.com>
3229 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3230 to determine whether a block can be duplicated, rather than test
3231 whether the block contains noncopyable insns ourselves.
3233 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3235 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3238 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3240 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3242 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3244 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3245 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3246 * config/fr30/fr30.opt: New file.
3248 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3250 Fix PR tree-optimization/20542
3252 * tree-flow-inline.h (overlap_subvar): Move to here.
3253 * tree-ssa-operands.c: From here.
3254 * tree-flow.h (overlap_subvar): Declare.
3255 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3256 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3257 for variables with subvars.
3259 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3262 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3263 * modulo-sched.c (const_iteration_count): Return on NULL
3265 (print_node_sched_params): Return on NULL dump_file.
3266 (generate_reg_moves): Handle reg-anti dependencies and disregard
3267 closing branch when generating register moves.
3268 (sms_schedule): Mark the SMSed block dirty.
3269 * passes.c (rest_of_handle_sms): Call update_life_info for all
3271 * testsuite/gcc.dg/20050321-1.c: New test.
3273 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3275 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3276 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3277 movqi_internal): Likewise.
3279 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3281 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3282 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3283 xtensa_b4const): Delete prototypes.
3284 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3285 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3286 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3287 xtensa_extra_constraint): New prototypes.
3288 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3289 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3290 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3291 move_operand, const_float_1_operand, fpmem_offset_operand,
3292 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3293 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3294 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3295 argument type to HOST_WIDE_INT.
3296 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3297 xtensa_mask_immediate): Likewise.
3298 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3299 Likewise. Also make these functions static.
3300 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3301 (xtensa_const_ok_for_letter_p): New.
3302 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3303 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3304 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3305 move_operand, const_float_1_operand, fpmem_offset_operand,
3306 branch_operator, ubranch_operator, boolean_operator): Move to
3308 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3309 (xtensa_mem_offset): Change return type to bool.
3310 (xtensa_extra_constraint): New.
3311 (gen_int_relational): Update type of const_range_p function pointer.
3312 Use xtensa_b4const_or_zero.
3313 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3314 xtensa_const_ok_for_letter_p. Update comments.
3315 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3316 (PREDICATE_CODES): Delete.
3317 * config/xtensa/xtensa.md: Include predicates.md.
3318 * config/xtensa/predicates.md: New file.
3320 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3322 * config/v850/v850-protos.h: Remove the prototypes for
3323 reg_or_int9_operand, reg_or_const_operand,
3324 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3325 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3326 movsi_source_operand, power_of_two_operand,
3327 not_power_of_two_operand, special_symbolref_operand,
3328 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3329 register_is_ok_for_epilogue.
3330 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3331 reg_or_int9_operand, reg_or_const_operand,
3332 call_address_operand, special_symbolref_operand,
3333 movsi_source_operand, power_of_two_operand,
3334 not_power_of_two_operand, register_is_ok_for_epilogue,
3335 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3336 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3338 * config/v850/v850.h (PREDICATE_CODES): Remove.
3339 * config/v850/v850.md: Include predicates.md.
3340 * config/v850/predicates.md: New.
3342 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3344 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3345 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3346 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3347 (itoolsdir, itoolsdatadir): Move definition above new first use.
3348 (install-itoolsdirs): New rule.
3349 (install-mkheaders): Depend on install-itoolsdirs, not
3350 install-include-dir.
3352 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3354 * tree-into-ssa.c: Remove obsolete comments.
3356 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3358 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3359 unrolling if -fpeel-loops is specified, too.
3360 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3361 Remove superfluous check for flag_unroll_loops.
3363 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3365 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3366 (lrint_optab, llrint_optab): Define corresponding macros.
3367 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3368 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3369 pattern and llrint_optab using llrintdi2 patterns.
3370 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3371 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3372 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3373 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3374 flag_unsafe_math_optimizations is set.
3376 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3378 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3379 simplify_logical, if_then_else_cond, known_cond,
3380 simplify_comparison): Adjust calls to reverse_comparison.
3381 Don't use combine_reversed_comparison_code).
3382 (combine_reversed_comparison_code): Remove.
3383 (reversed_comparison): Using reversed_comparison_code, move it...
3384 * jump.c (reversed_comparison): ... here.
3385 * rtl.h (reversed_comparison): Add prototype.
3387 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3389 * builtins.c (fold_builtin): Take decomposed arguments of
3391 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3392 * gimplify.c (gimplify_call_expr): Likewise.
3393 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3394 * tree.h: Update the prototype of fold_builtin.
3396 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3398 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3399 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3400 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3401 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3402 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3404 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3406 * builtins.c (fold_builtin_1): Take decomposed arguments of
3408 (fold_builtin): Update a call to fold_builtin_1.
3410 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3413 * gcov.c (output_lines): Only output function block summary when
3414 outputting branch information.
3415 * doc/gcov.texi: Document format of preamble and additional block
3418 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3420 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3421 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3422 the defaults false if BITS_PER_UNIT != 8.
3423 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3424 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3425 than BITS_PER_UNIT != 8.
3426 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3427 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3428 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3430 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3431 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3433 2005-03-20 Roger Sayle <roger@eyesopen.com>
3436 * fold-const.c (fold_binary): Fix type mismatch between
3437 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3438 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3439 for non-truth-valued expressions.
3441 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3442 and FUNCTION_DECL in the main switch.
3443 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3444 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3445 we also need to convert their operands to match.
3446 <TRUTH_NOT_EXPR>: Likewise.
3448 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3450 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3451 diagnostic without checking whether an lvalue.
3452 * c-common.h (lvalue_p): Remove.
3453 (enum lvalue_use): Update comment.
3454 (lvalue_or_else): Replace by lvalue_error.
3455 * c-typeck.c (lvalue_p): Make static.
3456 (lvalue_or_else): New. Call lvalue_error.
3458 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3460 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3461 (function_arg_advance): Use rs6000_parm_start.
3462 (function_arg, rs6000_arg_partial_bytes): Likewise.
3464 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3466 * c-common.c (check_case_value): Adjust comment about stripping
3468 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3469 * c-typeck.c (default_conversion, convert_arguments,
3470 build_modify_expr, convert_for_assignment, store_init_value,
3471 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3472 manually. Remove inaccurate comments.
3474 2005-03-20 Roger Sayle <roger@eyesopen.com>
3475 Joseph S. Myers <joseph@codesourcery.com>
3477 * varasm.c (do_assemble_alias): Restore comment describing function.
3478 Annotate the target parameter as potentially unused.
3480 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3483 * config/avr/avr.c (avr_output_function_prologue): Do not use
3484 current_function_name() in a label, use a local label instead.
3486 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3488 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3489 flag_finite_math_only, not flag_unsafe_math_optimizations.
3491 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3493 * builtins.c (fold_builtin_1): Update a call to
3494 targetm.fold_builtin.
3495 * hooks.c (hook_tree_tree_bool_null): Rename to
3496 hook_tree_tree_tree_bool_null. Take one more argument of type
3498 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3499 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3500 hook_tree_tree_tree_bool_null.
3501 * target.h (gcc_target): Update the prototype of fold_builtin.
3502 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3503 arguments of CALL_EXPR.
3504 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3507 2005-03-20 Jan Hubicka <jh@suse.cz>
3509 * cgraph.h (cgraph_node): Add prev_clone pointer.
3510 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3511 (cgraph_clone_node): Produce doubly linked chain.
3513 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3515 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3516 get_nonnull_operand, handle_sentinel_attribute,
3517 check_function_arguments_recurse): Do not strip NOPS from
3519 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3521 * c-format.c (get_constant): Likewise.
3522 * c-parser.c (c_parser_postfix_expression): Likewise.
3523 * c-typeck.c (set_init_index): Likewise.
3524 (convert_arguments): Don't check for NOP_EXPR containing integer
3527 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3529 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3530 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3531 Take decomposed arguments of CALL_EXPR.
3532 (fold_builtin_1): Update calls to the functions mentioned
3535 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3537 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3538 width to have integer type.
3539 (build_enumerator): Require enumerator value to have integer type.
3541 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3543 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3546 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3548 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3549 std=iso9899:199x): Correct descriptions.
3551 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3553 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3556 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3558 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3560 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3561 fold_builtin_memcpy.
3563 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3564 arguments of CALL_EXPR.
3565 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3566 fold_builtin_found, fold_builtin_1): Update calls to
3567 fold_trunc_transparent_mathfn.
3569 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3572 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3573 function pointers on targets that require function pointer
3575 (fold_sign_changed_comparison): Likewise.
3577 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3579 * combine.c (try_combine): When changing the mode of a hard reg, make
3580 sure that doing so is valid.
3582 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3584 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3585 (TARGET_HANDLE_OPTION): Override default.
3586 (avr_handle_option): New function.
3587 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3588 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3589 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3590 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3591 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3592 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3593 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3594 (TARGET_OPTIONS): Delete.
3595 * config/avr/avr.opt: New file.
3597 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3599 * config/m32r/m32r-protos.h: Remove the prototypes for
3600 call_address_operand, symbolic_operand, seth_add3_operand,
3601 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3602 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3603 two_insn_const_operand, move_src_operand,
3604 move_double_src_operand, move_dest_operand,
3605 eqne_comparison_operator, signed_comparison_operator,
3606 large_insn_p, conditional_move_operand, carry_compare_operand,
3607 m32r_block_immediate_operand, extend_operand,
3608 reg_or_eq_int16_operand, int8_operand, and
3609 reg_or_zero_operand.
3610 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3611 seth_add3_operand, int8_operand, cmp_int16_operand,
3612 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3613 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3614 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3615 move_double_src_operand, move_dest_operand,
3616 eqne_comparison_operator, signed_comparison_operator,
3617 extend_operand, small_insn_p, large_insn_p,
3618 conditional_move_operand, carry_compare_operand,
3619 m32r_block_immediate_operand): Move to predicates.md.
3620 (MAX_MOVE_BYTES): Move to m32r.h.
3621 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3622 * config/m32r/m32r.md: Include predicates.md.
3623 * config/m32r/predicates.md: New.
3625 2005-03-18 James E Wilson <wilson@specifixinc.com>
3628 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3631 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3633 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3634 call_address_operand, const_8bit_operand.
3635 * config/mn10300/mn10300.c (call_address_operand,
3636 const_8bit_operand, const_1f_operand): Move to predicates.md.
3637 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3638 * config/mn10300/mn10300.md: Include predicates.md.
3639 * config/mn10300/predicates.md: New.
3641 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3643 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3644 declarations in diagnostics and %E for identifiers, not %s.
3646 2005-03-18 Jan Hubicka <jh@suse.cz>
3647 Dale Johannesen <dalej@apple.com>
3649 * basic-block.h (scale_bbs_frequencies_int,
3650 scale_bbs_frequencies_gcov_type): Declare.
3651 * cfg.c (RDIV): New macro.
3652 (update_bb_frequency_for_threading): Fix.
3653 * basic-block.h (scale_bbs_frequencies_int,
3654 scale_bbs_frequencies_gcov_type): New.
3655 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3656 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3657 scale_bbs_frequencies_int.
3658 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3660 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3662 * config/m32r/m32r-protos.h: Remove the prototypes for
3663 call_address_operand, symbolic_operand, seth_add3_operand,
3664 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3665 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3666 two_insn_const_operand, move_src_operand,
3667 move_double_src_operand, move_dest_operand,
3668 eqne_comparison_operator, signed_comparison_operator,
3669 large_insn_p, conditional_move_operand, carry_compare_operand,
3670 m32r_block_immediate_operand, extend_operand,
3671 reg_or_eq_int16_operand, int8_operand, and
3672 reg_or_zero_operand.
3673 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3674 seth_add3_operand, int8_operand, cmp_int16_operand,
3675 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3676 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3677 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3678 move_double_src_operand, move_dest_operand,
3679 eqne_comparison_operator, signed_comparison_operator,
3680 extend_operand, small_insn_p, large_insn_p,
3681 conditional_move_operand, carry_compare_operand,
3682 m32r_block_immediate_operand): Move to predicates.md.
3683 (MAX_MOVE_BYTES): Move to m32r.h.
3684 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3685 * config/m32r/m32r.md: Include predicates.md.
3686 * config/m32r/predicates.md: New.
3688 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3690 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3691 symbolic_operand, symbolic_memory_operand,
3692 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3693 indexed_memory_operand, move_dest_operand, move_src_operand,
3694 prefetch_cc_operand, prefetch_nocc_operand,
3695 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3696 arith_operand, arith11_operand, pre_cint_operand,
3697 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3698 ireg_operand, int5_operand, uint5_operand, int11_operand,
3699 uint32_operand, arith5_operand, and_operand, ior_operand,
3700 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3701 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3702 shadd_operand, movb_comparison_operator,
3703 cmpib_comparison_operator): Move to predicates.md.
3704 (magic_milli, shadd_constant_p): Make it extern.
3705 * config/pa/pa.h (PREDICATE_CODES): Remove.
3706 * config/pa/pa.md: Include predicates.md.
3707 * config/pa/predicates.md: New.
3709 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3712 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3714 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3715 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3716 config/alpha/freebsd.h, config/alpha/linux.h,
3717 config/alpha/netbsd.h, config/alpha/osf5.h,
3718 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3719 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3720 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3721 doc/cppopts.texi: Update copyright.
3723 2005-03-18 Jan Hubicka <jh@suse.cz>
3726 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3728 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3731 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3733 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3736 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3738 * combine.c (gen_binary): Remove.
3739 (known_cond, simplify_shift_const, find_split_point,
3740 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3741 simplify_logical, expand_field_assignment, extract_left_shift,
3742 force_to_mode, if_then_else_cond, apply_distributive_law,
3743 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3744 simplify_comparison, reversed_comparison): Replace with
3745 simplify_gen_binary, simplify_gen_relational or
3746 distribute_and_simplify_rtx.
3747 (distribute_and_simplify_rtx): New function.
3749 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3750 Paolo Bonzini <gcc.gnu.org>
3752 * calls.c (setjmp_call_p, special_function_p): Update comments
3753 at the head of the functions.
3755 2005-03-18 Jan Hubicka <jh@suse.cz>
3757 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3759 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3760 function body should be released; do not proactively release function
3761 bodies in non-unit-at-a-time mode.
3763 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3765 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3766 mno-fp-ret-in-387 multilib variants.
3768 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3770 * common.opt (m): Remove.
3771 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3773 (common_handle_option): Remove OPT_m case.
3775 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3777 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3779 (fold_builtin_1): Update a call to fold_builtin_bitop.
3781 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3783 (fold_builtin_1): Update a call to fold_builtin_signbit.
3785 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3787 PR tree-optimization/20474
3788 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3789 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3791 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3793 * config/h8300/h8300-protos.h: Remove prototypes for
3794 general_operand_src, general_operand_dst, single_one_operand,
3795 single_zero_operand, call_insn_operand,
3796 two_insn_adds_subs_operand, small_call_insn_operand,
3797 jump_address_operand, bit_operand, bit_memory_operand,
3798 stack_pointer_operand, const_int_gt_2_operand,
3799 const_int_ge_8_operand, const_int_qi_operand,
3800 const_int_hi_operand, incdec_operand, bit_operator,
3801 nshift_operator, eqne_operator, gtle_operator,
3802 gtuleu_operator, iorxor_operator.
3803 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3804 h8300_ldm_stm_parallel.
3805 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3807 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3808 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3809 (h8300_ldm_stm_parallel): Make it extern.
3810 (h8300_ldm_parallel, h8300_stm_parallel,
3811 h8300_return_parallel, general_operand_src,
3812 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3813 nibble_operand, reg_or_nibble_operand, single_one_operand,
3814 single_zero_operand, call_insn_operand,
3815 two_insn_adds_subs_operand, small_call_insn_operand,
3816 jump_address_operand, bit_operand, bit_memory_operand,
3817 stack_pointer_operand, const_int_gt_2_operand,
3818 const_int_ge_8_operand, const_int_qi_operand,
3819 const_int_hi_operand, incdec_operand, eqne_operator,
3820 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3821 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3822 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3823 nshift_operator): Move to predicates.md.
3824 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3825 * config/h8300/h8300.md: Include predicates.md.
3826 * config/h8300/predicates.md: New.
3828 2005-03-17 Richard Henderson <rth@redhat.com>
3830 * config.gcc (ia64*-*-hpux*): Add extra_options.
3831 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3832 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3833 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3834 (ia64_tls_size_string, ia64_tune_string): Remove.
3835 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3836 (TARGET_DEFAULT_TARGET_FLAGS): New.
3837 (TARGET_HANDLE_OPTION): New.
3838 (ia64_override_options): Move options parsing ...
3839 (ia64_handle_option): ... here. New.
3840 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3841 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3842 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3843 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3844 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3845 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3846 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3847 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3848 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3849 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3850 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3851 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3852 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3853 TARGET_EARLY_STOP_BITS): Remove.
3854 (TARGET_ILP32): Default false.
3855 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3856 (enum ia64_inline_type): New.
3857 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3858 * config/ia64/ia64.md: Update for new definitions of
3859 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3860 * config/ia64/ia64.opt: New file.
3861 * config/ia64/ilp32.opt: New file.
3863 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3866 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3868 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3870 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3871 instead of MASK_H8300S.
3872 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3873 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3874 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3875 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3876 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3877 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3878 TARGET_SWITCHES): Remove.
3879 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3881 * config/h8300/h8300.opt: New.
3883 * config/alpha/alpha.opt, config/arc/arc.opt,
3884 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3887 2005-03-17 Ian Lance Taylor <ian@airs.com>
3891 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3893 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3894 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3895 (TARGET_HANDLE_OPTION): Override default.
3896 (arc_handle_option): New function.
3897 (arc_init): Remove code to set arch_cpu_string.
3898 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3899 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3900 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3901 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3902 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3903 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3904 (arc_rodata_string, TARGET_OPTIONS): Delete.
3905 * config/arc/arc.opt: New file.
3907 2005-03-17 Richard Henderson <rth@redhat.com>
3909 * doc/extend.texi (Weak Pragmas): New section.
3910 (attribute alias): Clarify that target must be in the same
3913 2005-03-17 Richard Henderson <rth@redhat.com>
3915 * config/alpha/alpha.opt: New file.
3916 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3918 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3919 alpha_fprm_string, alpha_fptm_string): Make static.
3920 (alpha_tls_size_string): Remove.
3921 (alpha_handle_option): New.
3922 (override_options): Update for alpha_cpu/alpha_tune split.
3923 (alpha_file_start): Likewise.
3924 (TARGET_DEFAULT_TARGET_FLAGS): New.
3925 (TARGET_HANDLE_OPTION): New.
3926 * config/alpha/alpha.h (alpha_tune): Declare.
3927 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3928 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3929 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3930 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3931 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3932 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3933 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3934 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3935 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3936 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3937 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3938 (TARGET_DEFAULT): Remove MASK_FP.
3939 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3940 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3941 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3942 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3943 alpha_tls_size_string): Remove.
3944 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3945 (attribute tune): Rename from attribute cpu.
3946 * config/alpha/ev4.md: Update to match.
3947 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3948 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3949 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3950 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3951 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3952 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3954 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3956 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3957 and return without creating new state if before_nops_num is nonzero.
3958 * config/ia64/ia64.md (first_insn): New attribute.
3959 (alloc): Set it to yes.
3961 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3963 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3964 STMT_VINFO_SUBVARS to NULL.
3965 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3967 2005-03-16 Dale Johannesen <dalej@apple.com>
3969 * rtlanal.c (find_first_parameter_load): Rewrite to
3970 return actual first param load or the call if none,
3971 instead of first in block, when not all loads exist.
3973 2005-03-16 Roger Sayle <roger@eyesopen.com>
3975 * optabs.c (expand_copysign_absneg): Make static.
3976 * optabs.h (expand_copysign_absneg): Delete prototype.
3977 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3979 2005-03-16 Richard Henderson <rth@redhat.com>
3982 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3983 (alias_pairs): Rename from output_defs.
3984 (find_decl_and_mark_needed): Split out from assemble_alias.
3985 (do_assemble_alias): New.
3986 (assemble_output_def): Remove.
3987 (finish_aliases_1, finish_aliases_2): New.
3988 (process_pending_assemble_output_defs): Remove.
3989 (assemble_alias): Defer aliases for which we don't yet have a
3990 non-external decl for the target symbol.
3991 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3992 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3993 * toplev.c (compile_file): Use finish_aliases_2 instead of
3994 process_pending_assemble_output_defs.
3995 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3996 (process_pending_assemble_output_defs): Remove.
3998 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4000 Fix PR tree-optimization/20489
4002 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4003 for empty structures.
4005 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4007 Fix PR tree-optimization/20490
4009 * tree-ssa-pre.c (create_expression_by_pieces): Use
4010 force_gimple_operand on result of fold.
4012 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4014 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4015 of closing parenthesis.
4017 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4019 * builtins.c (expand_movstr): Update a call to
4020 fold_builtin_strcpy.
4021 (expand_builtin_strncpy): Update a call to
4022 fold_builtin_strncpy.
4023 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4024 arguments of CALL_EXPR.
4025 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4026 fold_builtin_strncpy.
4027 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4028 * tree.h: Update the prototypes of fold_builtin_strcpy and
4029 fold_builtin_strncpy.
4031 2005-03-16 Steven Bosscher <stevenb@suse.de>
4032 Dorit Naishlos <dorit@il.ibm.com>
4034 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4035 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4038 2005-03-16 Steven Bosscher <stevenb@suse.de>
4040 * tree-inline.c (walk_type_fields, walk_tree,
4041 walk_tree_without_duplicates): Move from here...
4042 * tree.c: ...to here.
4044 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4046 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4047 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4048 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4049 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4050 (version): Define using $(BASEVER_c).
4051 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4053 (version.o): Depend on version files; add custom generation command.
4054 (prefix.o): Define BASEVER on command line.
4055 (s-iov): Depend on version files; adjust command.
4056 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4058 (gcc-vers.texi): New rule.
4059 (doc/%.info, doc/%.dvi): Add -I . to command line.
4060 (doc/gccinstall.dvi): Likewise.
4061 (PACKAGE): Delete. All uses replaced with "gcc".
4062 * aclocal.m4: Do not include gcc-version.m4.
4063 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4064 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4065 Set is_release based on contents of DEV-PHASE.
4066 Set gcc_version based on contents of BASE-VER.
4067 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4068 * config.in, configure: Regenerate.
4069 * gccbug.in: Determine version of GCC in use at runtime.
4070 * gcov-iov.c: Get version number and development phase from
4071 command line, not by including version.c.
4072 * intl.c: Replace all uses of PACKAGE with "gcc".
4073 * libada-mk.in: Delete unused "gcc_version" variable.
4074 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4075 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4076 commentary to match.
4077 (version_string): Put together from pieces.
4078 * config/alpha/x-vms: Do not use $(gcc_version).
4079 * config/i386/t-nwld: Likewise.
4080 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4081 version-GCC and DEVELOPMENT.
4083 2005-03-15 Roger Sayle <roger@eyesopen.com>
4085 PR tree-optimization/17454
4086 * tree.c (tree_size): Add case for TREE_BINFO.
4087 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4088 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4090 2005-03-15 Roger Sayle <roger@eyesopen.com>
4092 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4093 op1 whilst expanding the signed widenening multiply variant.
4095 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4097 * toplev.c (display_target_options): Avoid unused variable warning if
4098 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4099 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4100 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4101 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4102 (mips_isa_info): New variable.
4103 (mips_parse_cpu): Remove the first argument and leave the caller
4105 (TARGET_HANDLE_OPTION): Override default.
4106 (mips_handle_option): New function. Move option validation code from...
4107 (override_options): ...here. Update calls to mips_parse_cpu.
4108 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4109 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4110 (SUBTARGET_TARGET_OPTIONS): Delete.
4111 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4112 (mno-flush-func, mtune=): New options.
4114 2005-03-15 Roger Sayle <roger@eyesopen.com>
4115 Richard Henderson <rth@redhat.com>
4117 * real.c (c4x_single_format, c4x_extended_format): Provide values
4118 for signbit_ro for c4x's single and extended floating point formats.
4119 * optabs.c (expand_copysign): Use the floating point format's
4120 signbit_ro for expanding via expand_copysign_absneg, and it's
4121 signbit_rw field for expanding via expand_copysign_bit.
4123 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4125 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4126 known_alignment_for_access_p.
4127 (known_alignment_for_access_p): New.
4128 (do_peeling_for_alignment): Field made int instead of bool and renamed
4129 to peeling_for_alignment.
4130 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4131 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4132 functionality used to be in vect_analyze_operations.
4133 (vect_analyze_operations): Code to determine vectorization factor was
4134 moved to vect_determine_vectorization_factor.
4135 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4136 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4138 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4139 be part of vect_analyze_operations).
4140 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4141 creating the guard condition, as the number of iterations may be
4143 (slpeel_tree_peel_loop_to_edge): Use new name of
4144 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4145 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4146 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4147 (vect_do_peeling_for_alignment): Use fold.
4148 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4150 (vect_update_inits_of_dr): Renamed to
4151 vect_update_init_of_dr.
4152 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4153 (vectorizable_store): Fix assertion to use == instead of =.
4155 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4157 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4158 call_used_regs for wCG registers.
4160 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4162 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4163 for non-offsettable memory references to cope with outstanding reload
4164 replacements, take 2.
4166 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4169 * config/i386/i386.h (x86_fisttp): New.
4170 (TARGET_FISTTP): New macro.
4171 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4172 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4173 instruction when fisttp flag is set.
4174 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4176 * config/i386/i386.md (type attribute): Add fisttp.
4177 (unit attribute): Set to i387 for fisttp type.
4178 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4179 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4181 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4182 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4184 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4185 patterns for TARGET_FISTTP. Enable patterns for
4186 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4187 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4188 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4189 implement fisttp x87 insn.
4190 (fix_trunc*_i387_fisttp splitters): New patterns.
4191 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4192 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4193 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4195 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4196 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4197 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4198 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4199 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4200 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4201 Disable patterns for TARGET_FISTTP.
4202 (fix_trunc*_i387 splitters): Implement usign mode macros.
4203 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4204 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4205 (fix_trunx*_sse peephole2s): Implement using mode macros.
4207 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4209 PR rtl-optimization/20291
4210 * combine.c (try_combine): If splitting fails, re-try with
4211 original combined pattern, i.e. before clobber stripping.
4213 2005-03-14 Eric Christopher <echristo@redhat.com>
4215 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4216 STACK_GROWS_DOWNWARD.
4218 2005-03-14 Roger Sayle <roger@eyesopen.com>
4220 * real.h (struct real_format): Split the signbit field into two
4221 two fields, signbit_ro and signbit_rw.
4222 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4223 mips_double_format, ieee_extended_motorola_format,
4224 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4225 ieee_extended_intel_128_format, ibm_extended_format,
4226 mips_extended_format, ieee_quad_format, mips_quad_format,
4227 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4228 i370_double_format, c4x_single_format, c4x_extended_format,
4229 real_internal_format): Update initializers for new field.
4230 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4231 real_format structure.
4232 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4233 field of the real_format structure.
4235 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4237 Fix PR tree-optimization/20458
4239 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4240 DECL_EXTERNAL on STRUCT_FIELD tags.
4241 (clear_call_clobbered): Ditto.
4242 * tree-ssa-operands.c (note_addressable): Make sure the original
4243 variable doesn't slip into the addressable list if we have
4245 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4248 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4250 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4251 (-fwide-exec-charset): Likewise.
4252 (-finput-charset): Likewise.
4253 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4254 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4255 * c.opt (Wnormalized): New.
4257 2005-03-14 Devang Patel <dpatel@apple.com>
4259 * doc/invoke.texi: Add reference to Visibility document.
4261 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4263 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4264 MASK_SPLIT_ADDRESSES.
4265 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4266 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4267 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4268 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4269 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4270 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4271 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4272 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4273 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4274 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4275 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4276 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4277 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4278 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4279 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4280 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4281 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4282 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4283 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4284 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4285 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4286 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4287 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4288 (TARGET_EXPLICIT_RELOCS): Delete.
4289 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4290 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4291 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4292 (override_options): Set MASK_LONG64 if -mint64 is given and no
4293 -mlongXX option is. Complain about -mint64 -mlong32.
4294 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4295 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4296 * config/mips/mips.opt: New file.
4298 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4300 * config.gcc (extra_options): New variable for listing option files.
4301 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4302 * configure.ac (extra_opt_files): New AC_SUBST variable.
4303 (tm_file_list, tm_include_list): Include options.h first.
4304 * configure: Regenerate.
4305 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4306 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4307 (s-options-h): New rule.
4308 (options.h): Depend on it.
4309 (TEXI_GCCINT_FILES): Add options.texi.
4310 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4311 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4312 * target.h (gcc_target): Add default_target_flags and handle_option.
4313 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4314 (TARGET_HANDLE_OPTION): New macros.
4315 (TARGET_INITIALIZER): Include them.
4316 * opt-functions.awk (opt_args, nth_arg): New functions.
4317 (switch_flags): Handle the "Target" flag.
4319 (var_name): Use opt_args and nth_arg.
4320 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4321 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4322 macros for the "Mask" and "InverseMask" options.
4323 * opts.h (cl_var_cond): New enum.
4324 (cl_option): Replace the "has_set_value" and "set_value" fields with
4325 "var_cond" and "var_value".
4326 (CL_TARGET): New macro.
4327 (option_enabled, print_filtered_help): Declare.
4328 (decode_options): Move definition.
4329 * opts.c (handle_option): Search for the original option before
4330 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4331 var_cond and var_value fields. Use targetm.handle_option to handle
4333 (decode_options): Set target_flags to targetm.default_target_flags.
4334 (print_filtered_help): Make global. Handle CL_TARGET.
4335 (option_enabled): New function.
4336 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4337 (display_target_options, set_target_switch, print_switch_values)
4338 (default_pch_valid_p): Guard uses of target_switches with
4339 #ifdef TARGET_SWITCHES. Also...
4340 (display_target_options): Display the CL_TARGET entries in cl_options.
4341 (set_target_option): Don't complain about the "" option when
4342 TARGET_SWITCHES is undefined.
4343 (print_switch_values): Use option_enabled.
4344 (default_pch_valid_p): Check cl_options[] when looking for something
4345 that has changed the value of target_flags.
4346 * c.opt: Remove documentation from top of file.
4347 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4348 * doc/sourecebuild.texi: Refer to the new options documentation
4349 instead of c.opt. Document machine-specific .opt files.
4350 * doc/tm.texi (target_flags): Say that this variable is declared
4352 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4353 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4355 * doc/options.texi: New file.
4357 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4360 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4363 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4366 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4367 temporary variable of pointer type if an lvalues is required.
4368 (gimplify_modify_expr_rhs): Request an rvalue from it.
4369 (gimplify_expr): Pass fallback on.
4371 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4373 * cfgbuild.c: Update comments.
4375 2005-03-14 Roger Sayle <roger@eyesopen.com>
4377 PR rtl-optimization/17236
4378 * optabs.c (expand_doubleword_mult): New helper function split out
4379 from expand_binop. Permute the order in which instructions are
4380 emitted to minimize the number of simultaneously live registers.
4381 (expand_binop): Call expand_doubleword_mult to synthesize a double
4382 word multiplication.
4384 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4386 * basic-block.h: Update the prototypes of cached_make_edge and
4388 * cfg.c (cached_make_edge): Take edge_cache representing one
4389 row of the adjacency matrix of edges.
4390 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4391 (make_edges): Initialize edge_cache to represent one row of
4392 the adjacency matrix of edges.
4394 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4396 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4398 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4399 Remove unused removed_phis variable.
4400 (conditional_replacement): Use build1/build2.
4401 (abs_replacement): Use last_and_only_stmt and build1/build2.
4403 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4405 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4406 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4407 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4408 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4409 * c-common.c (handle_novops_attribute): New function.
4410 (c_common_attribute_table): Add "no vops" entry.
4411 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4412 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4413 * tree-ssa-operands.c (get_call_expr_operands): Do not
4414 create virtual operands for calls with ECF_NOVOPS flag.
4415 * tree.h (DECL_IS_NOVOPS): New macro.
4416 (struct tree_decl): Add novops_flag.
4417 (ECF_NOVOPS): New constant.
4419 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4422 * config/i386/i386.c (x86_use_himode_fiop): New.
4423 (x86_use_simode_fiop): Rename from x86_use_fiop.
4424 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4425 (TARGET_USE_HIMODE_FIOP): New.
4426 (x86_use_simode_fiop): Rename from x86_use_fiop.
4427 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4429 * config/i386/i386.md (X87MODEI12): New mode macro define.
4430 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4431 to implement x87 FP compare with HImode input operands.
4432 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4433 Use X87MODEI12 mode macro to handle HImode input operands.
4434 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4435 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4436 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4437 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4438 macro to implement x87 operators with HImode input operands.
4439 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4442 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4444 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4446 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4447 constants invariant.
4449 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4451 * basic-block.h (BB_VISITED): Removed.
4452 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4454 2005-03-14 Falk Hueffner <falk@debian.org>
4457 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4459 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4461 * ggc-zone.c: Fix comment typos.
4463 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4464 stringpool.c, config/mips/mips-protos.h: Update copyright.
4466 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4468 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4469 throughout with its typedef, "rtx".
4470 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4471 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4472 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4473 regs in comment to match code.
4475 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4477 * except.c (check_handled): Make it static.
4478 * except.h: Remove the corresponding prototype.
4480 * function.c (get_func_frame_size): Make it static.
4481 * function.h: Remove the corresponding type.
4483 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4485 * hard-reg-set.h: Remove the corresponding declarations.
4487 * tree-cfg.c (verify_stmts): Check that
4488 bb_for_stmt (stmt) == bb for every PHI node and statement.
4490 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4492 * config.gcc: Remove excess indentation.
4493 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4495 2005-03-13 Roger Sayle <roger@eyesopen.com>
4498 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4499 * fold-const.c (fold_sign_changed_comparison): Likewise.
4500 (fold_binary): Optimize comparisons against widened operands if
4501 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4503 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4505 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4506 (sparc_override_options): Initialize it.
4507 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4509 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4511 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4512 (reg_or_none500mem_operand): New predicate.
4513 (zero_reg_mem_operand): New predicate.
4514 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4515 to reg_or_none500mem_operand.
4516 (extendsfdf2_fpr): Add MEM alternative.
4517 (extenddftf2_internal): Change operand2 predicate to
4518 zero_reg_mem_operand.
4520 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4522 * ggc-zone.c: Rewritten.
4524 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4526 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4527 * config.in: Regenerated.
4528 * configure: Regenerated.
4529 * gengtype.c (write_types_process_field, write_func_for_structure):
4530 Pass new argument to gt_pch_note_object.
4531 * ggc-common.c (struct ptr_data): Add TYPE.
4532 (gt_pch_note_object): Take TYPE argument and save it.
4533 (call_count): Update call to ggc_pch_count_object.
4534 (call_alloc): Update call to ggc_pch_alloc_object.
4535 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4537 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4538 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4539 (ggc_alloc_zone_stat): Delete.
4540 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4541 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4542 (ggc_pch_alloc_object): Update prototypes.
4543 (garbage_zone): Delete.
4544 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4545 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4547 (tree_id_zone): New variable.
4548 (ggc_alloc_cleared_zone): Remove unused.
4549 (ggc_alloc_zone): Define.
4550 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4551 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4552 ggc_alloc_zone_stat.
4553 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4554 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4555 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4556 (make_node_stat): Likewise. Use tree_id_zone.
4558 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4559 Joseph S. Myers <joseph@codesourcery.com>
4561 * configure.ac: Check for MIPS TLS.
4562 * configure: Regenerated.
4563 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4564 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4565 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4566 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4567 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4568 (mips_classify_symbol, mips_symbolic_constant_p)
4569 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4570 (mips_tls_operand_p, mips_call_tls_get_addr)
4571 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4572 (mips_tls_symbol_ref_1): New functions.
4573 (mips_legitimize_address, mips_legitimize_const_move): Call
4574 mips_legitimize_tls_address.
4575 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4577 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4578 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4579 (mips_char_to_class): Document V1_REG.
4580 (HAVE_AS_TLS): Provide default.
4581 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4583 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4585 (tls_get_tp_<mode>): New instruction.
4587 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4589 * configure.ac: Update checks for target tools.
4590 * configure: Regenerated.
4592 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4594 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4596 2005-03-13 Roger Sayle <roger@eyesopen.com>
4598 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4599 more classes of DImode multiplication by constant. Allow both
4600 multiplication by small negative constants (by performing a
4601 multiplication by a positive constant and negating the result) and
4602 multiplications by large powers of two, by using a left shift.
4604 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4606 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4607 of basic blocks into work_stack.
4609 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4610 config/mips/vr.h: Update copyright.
4612 * c-decl.c (c_init_decl_processing): Remove useless calls to
4613 build_function_type.
4615 * builtins.c (fold_trunc_transparent_mathfn,
4616 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4617 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4618 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4619 fold_builtin_strcpy, fold_builtin_strncpy,
4620 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4623 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4626 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4627 variable determinant.
4629 * tree-cfg.c (group_case_labels): Remove local variable type.
4631 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4634 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4637 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4640 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4641 (*movmemqi_insn): Delete.
4642 (*movmemhi): Delete.
4644 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4646 * builtins.c (fold_builtin_classify): Take decomposed
4647 arguments of CALL_EXPR.
4648 (fold_builtin_1): Update a call to fold_builtin_classify.
4650 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4653 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4654 through into call to parser_xref_tag after parse error.
4655 (c_parser_struct_declaration): Consistently return NULL_TREE on
4658 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4660 * tree-flow-inline.h (ref_contains_array_ref): New function.
4661 (lookup_subvars_for_var): Ditto.
4662 (get_subvars_for_var): Ditto.
4663 (var_can_have_subvars): Ditto.
4665 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4666 (struct subvar): New type.
4668 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4670 * tree-optimize.c (init_tree_optimization_passes): Call
4671 pass_create_structure_vars.
4673 * tree-ssa-alias.c: Include vec.h.
4674 (init_alias_info): Don't auto-clear call clobbered on struct-field
4676 (compute_flow_insensitive_aliasing): Handle subvars.
4677 (group_aliases): Handle STRUCT_FIELD aliases.
4678 (setup_pointers_and_addressables): Ditto.
4679 Don't mark variables non-addressable if they still have
4680 addressable subvars.
4681 Also mark subvars addressable when the real variable is marked
4683 (add_pointed_to_var): Try to prune the pointed-to set by only
4684 pointing to subvars when possible.
4685 Otherwise, make sure we set addresses_needed and pt_vars to
4686 properly include subvars.
4687 (bitpos_of_field): New function.
4688 (push_fields_onto_fieldstack): Ditto.
4689 (get_or_create_used_part_for): Ditto.
4690 (create_overlap_variables_for): Ditto.
4691 (find_used_portions): Ditto.
4692 (create_structure_vars): Ditto.
4693 (pass_create_structure_vars): New structure.
4695 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4696 (get_expr_operands): Handle subvars. Also try to turn
4697 COMPONENT_REF accesses into must-defs now that we can accurately
4699 (note_addressable): Try to only mark as addressable those subvars
4700 we know a COMPONENT_REF touches.
4701 (overlap_subvar): New function.
4703 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4704 Handle subvar storing.
4705 (vect_address_analysis): Update caller of vect_object_analysis.
4707 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4709 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4710 (STMT_VINFO_SUBVARS): New macro.
4712 * common.opts: add flag_tree_salias.
4714 * opts.c (decode_options): flag_tree_salias defaults to on.
4716 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4718 * doc/tree-ssa.texi: Document structural alias analysis.
4720 2005-03-12 Steven Bosscher <stevenb@suse.de>
4722 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4723 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4724 * tree-ssa-operands.c (get_expr_operands): Likewise.
4725 (get_expr_operands): Likewise for ERROR_MARK.
4727 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4729 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4732 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4735 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4736 (mark_operand_necessary): Remove local variable ver.
4738 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4739 variable prefix_len.
4741 * value-prof.c (mod_subtract_transform): Remove local variable
4744 * builtins.c (fold_builtin_exponent): Take decomposed
4745 arguments of CALL_EXPR.
4746 (fold_builtin_1): Update a call to fold_builtin_exponent.
4748 * builtins.c (fold_builtin_logarithm): Take decomposed
4749 arguments of CALL_EXPR.
4750 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4752 * c-decl.c (c_init_decl_processing): Remove local variables
4753 ptr_ftype_void and ptr_ftype_ptr.
4755 * gimplify.c (gimplify_expr): Remove local variables r0 and
4758 * reg-stack.c (move_for_stack_reg): Remove local variable
4760 (compare_for_stack_reg): Remove local variable flags_user.
4761 (convert_regs_1): Remove local variable deleted.
4763 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4765 (combine_blocks): Remove local variables exits and new_e.
4767 * tree-inline.c (expand_call_inline): Remove local variable
4770 * tree-ssa-live.c (create_ssa_var_map,
4771 calculate_live_on_entry): Remove local variable snn.
4773 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4775 * c-lex.c (c_lex_with_flags): Add parameter to call to
4778 2005-03-11 Per Bothner <per@bothner.com>
4780 * c-tree.h (struct c_declarator): New id_loc field.
4781 * c-pragma.h (c_lex_with_flags): Take position reference.
4782 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4783 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4784 (c_lex): Pass dummy location to c_lex_with_flags.
4785 * c-parser.c (c_lex_one_token): Set c_token's location using
4786 c_lex_with_flags, instead of input_location, which might be "ahead".
4787 (c_parser_direct_declarator): Set declarator's id_loc from
4789 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4790 declarator's id_loc, rather than probably-imprecise input_location.
4791 (build_id_declarator): Initialize c_declarator's id_loc field.
4793 2005-03-11 Roger Sayle <roger@eyesopen.com>
4796 * builtins.c (expand_builtin_signbit): Force the signbit's word
4797 into an integer register to avoid SUBREGs of floating point modes.
4799 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4801 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4802 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4803 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4804 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4806 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4808 PR rtl-optimization/20306
4809 * expr.c (emit_move_complex): Set try_int false if mode is
4810 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4811 emit_block_move if try_int is true.
4813 2005-03-11 Richard Henderson <rth@redhat.com>
4816 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4817 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4820 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4822 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4823 (TARGET_FIX_VR4130): New macro.
4824 (TARGET_OPTIONS): Add -mfix-vr4130.
4825 (ISA_HAS_MACCHI): New macro.
4826 (ASM_SPEC): Add -mfix-vr4130.
4827 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4828 (override_options): Handle mips_fix_vr4130_string.
4829 (mips_avoid_hazards): Clear all_noreorder_p
4830 if we're working around VR4130 errata and the macc alternatives
4832 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4833 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4834 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4835 (MULTILIB_DEFAULTS): Remove leading "march=".
4836 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4837 if no architecture option is given.
4838 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4840 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4841 * doc/invoke.texi: Document -mfix-vr4130.
4843 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4845 * config/mips/mips.c (override_options): Only warn about -mint64
4846 deprecation if TARGET_INT64.
4848 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4850 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4851 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4852 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4853 are non-specific regarding the nonnull parameter positions.
4854 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4855 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4856 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4857 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4859 * builtins.def: Use the non-specific "nonnull" attibute lists.
4861 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4863 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4864 single_pred_edge, single_succ, single_pred): Improve comments.
4866 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4868 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4869 single_pred_edge, single_succ, single_pred): New inline functions.
4870 * bb-reorder.c (rotate_loop, find_traces_1_round,
4871 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4872 duplicate_computed_gotos): Use the single_succ/pred functions.
4873 * cfganal.c (forwarder_block_p): Ditto.
4874 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4875 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4876 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4877 merge_seq_blocks): Ditto.
4878 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4879 * cfglayout.c (fixup_reorder_chain): Ditto.
4880 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4881 canonicalize_loop_headers, verify_loop_structure): Ditto.
4882 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4883 mfb_update_loops, create_preheader, force_single_succ_latches,
4884 create_loop_notes): Ditto.
4885 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4886 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4887 commit_one_edge_insertion, purge_dead_edges,
4888 cfg_layout_can_merge_blocks_p): Ditto.
4889 * except.c (sjlj_emit_function_enter): Ditto.
4890 * flow.c (init_propagate_block_info): Ditto.
4891 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4892 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4893 insert_insn_end_bb): Ditto.
4894 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4895 find_if_case_2): Ditto.
4896 * lambda-code.c (perfect_nestify): Ditto.
4897 * lcm.c (optimize_mode_switching): Ditto.
4898 * loop-doloop.c (doloop_modify): Ditto.
4899 * loop-init.c (loop_optimizer_init): Ditto.
4900 * loop-iv.c (simplify_using_initial_values): Ditto.
4901 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4902 * loop-unswitch.c (unswitch_loop): Ditto.
4903 * modulo-sched.c (generate_prolog_epilog): Ditto.
4904 * predict.c (combine_predictions_for_insn, estimate_probability,
4905 tree_estimate_probability, last_basic_block_p,
4906 estimate_bb_frequencies): Ditto.
4907 * profile.c (branch_prob): Ditto.
4908 * regrename.c (copyprop_hardreg_forward): Ditto.
4909 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4910 * tracer.c (layout_superblocks): Ditto.
4911 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4912 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4913 cleanup_control_expr_graph, disband_implicit_edges,
4914 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4915 tree_verify_flow_info, tree_make_forwarder_block,
4916 tree_forwarder_block_p, remove_forwarder_block,
4917 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4918 * tree-if-conv.c (tree_if_conversion): Ditto.
4919 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4920 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4921 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4922 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4923 copy_loop_headers): Ditto.
4924 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4925 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4926 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4927 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4928 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4929 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4930 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4931 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4932 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4933 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4934 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4935 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4936 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4937 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4938 slpeel_add_loop_guard): Ditto.
4940 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4942 PR tree-optimization/15784
4943 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4946 * stmt.c (expand_case): Don't change index_type. Convert minval
4949 PR tree-optimization/20130
4950 * fold-const.c (fold): Fold x * -1 into -x.
4952 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4954 PR rtl-optimization/20331
4955 * rtlanal.c (modified_between_p): Check its address first for MEM.
4956 (modified_in_p): Likewise.
4958 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4960 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4962 2005-03-10 Steven Bosscher <stevenb@suse.de>
4964 * expr.c (expand_expr_real_1): If possible, use a conditional
4965 move for expanding MIN_EXPR and MAX_EXPR.
4966 Use temp for moving around rtx-en.
4968 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4971 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4974 2005-03-10 Roger Sayle <roger@eyesopen.com>
4976 * builtins.c (expand_builtin_signbit): Extend to handle floating
4977 point modes wider than the largest integer type, using the
4978 operand_subword_force function to obtain the signbit's word.
4980 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4983 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4984 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4986 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4988 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4990 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4992 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4994 (perform_edge_inserts): Unconditionally call
4995 free_dominator_info.
4997 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4999 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5001 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5003 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5005 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5007 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5009 (rtl_register_value_prof_hooks,
5010 tree_value_profile_transformations,
5011 tree_register_value_prof_hooks): Likewise.
5012 * var-tracking.c (stack_adjust_offset_pre_post,
5013 variable_htab_free, variable_union, dataflow_set_different_2,
5014 count_uses, variable_was_changed, set_frame_base_location,
5015 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5016 vt_add_function_parameters): Likewise.
5017 * varasm.c (named_section_real, named_section, make_decl_rtl,
5018 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5019 const_hash_1, compare_constant, copy_constant, force_const_mem,
5020 output_constant_pool_2, output_constant_pool_1, output_constant,
5021 output_constructor, make_decl_one_only, decl_tls_model,
5022 default_no_named_section, default_elf_select_section_1,
5023 default_unique_section_1): Likewise.
5024 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5025 * vmsdbgout.c (addr_const_to_string): Likewise.
5028 * function.c (struct assign_parm_data_one): Remove last_named
5030 (assign_parm_find_data_types): Don't determine last_named.
5031 Reorder named_parm determination.
5032 (assign_parms): Only setup varargs on the last non-varadic
5035 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5037 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5038 sda base address on medium model.
5040 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5042 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5043 * cfgloop.c (flow_loop_nodes_find): Export.
5044 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5046 * cfgloopmanip.c (fix_loop_structure): New function.
5047 * predict.c (predict_loops): Clean up the loops information.
5048 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5049 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5051 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5052 (rewrite_into_loop_closed_ssa): Declaration changed.
5053 * tree-loop-linear.c (linear_transform_loops): Add argument to
5054 rewrite_into_loop_closed_ssa call.
5055 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5056 * tree-ssa-loop-im.c (move_computations): Ditto.
5057 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5058 * tree-vectorizer.c (vectorize_loops): Ditto.
5059 * tree-optimize.c: Include cfgloop.h.
5060 (execute_todo): Choose whether to call cleanup_tree_cfg or
5061 cleanup_tree_cfg_loop.
5062 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5063 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5064 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5065 cleanup_tree_cfg_loop call.
5066 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5067 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5068 work on part of cfg.
5070 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5073 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5074 with multiple alternatives.
5076 * stmt.c (parse_output_constraint): Fix a typo.
5078 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5080 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5081 assembly directive instead of deprecated "no-generics".
5083 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5085 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5086 for non-offsettable memory references to cope with outstanding reload
5088 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5089 avoid losing outstanding address reloads.
5090 ("reload_outdi", "reload_outdf"): Likewise.
5092 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5094 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5095 code. Add more cbrt transformations.
5097 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5099 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5101 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5103 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5104 NULL_TREE when a given tree is not simplified.
5105 (fold): Return the original tree when any of the functions
5106 mentioned above NULL_TREE.
5108 * fold-const.c (fold_unary, fold_binary): Take decomposed
5109 arguments, code, type, op0, and op1 in case of fold_binary.
5110 (fold): Update calls to fold_unary and fold_binary.
5112 2005-03-09 Roger Sayle <roger@eyesopen.com>
5114 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5115 a fndecl and an arglist instead of a CALL_EXPR, exp.
5117 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5119 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5121 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5123 * expr.c (expand_assignment): Remove orig_to_rtx.
5125 * fold-const.c (int_const_binop): Remove no_overflow.
5127 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5129 * loop-iv.c (get_biv_step_1): Remove lhs.
5131 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5133 * real.c (real_nan): Remove neg.
5135 * function.c (thread_prologue_and_epilogue_insns): Remove i
5138 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5141 * tree-eh.c (tree_could_trap_p): Remove idx.
5143 * tree-into-ssa.c (ann): Remove ann.
5145 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5147 * tree-sra.c (decide_block_copy): Remove inst_count.
5149 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5151 * tree-ssa-loop-im.c (lhs): Remove.
5153 * cfgbuild.c (state, STATE, SET_STATE,
5154 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5156 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5157 (find_basic_blocks): Set the state of each basic block to
5160 2005-03-08 Jeff Law <law@redhat.com>
5162 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5163 goto results in the removal of edges in the CFG, then we need
5164 to recompute dominators.
5166 2005-03-09 Ben Elliston <bje@au.ibm.com>
5168 * c-common.c (c_do_switch_warnings): Comment fix.
5170 2005-03-08 Julian Brown <julian@codesourcery.com>
5172 * Patch from 2005-03-08 reverted for causing regressions and
5173 ppc-darwin bootstrap failure.
5175 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5177 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5178 Define the real function for ppc-darwin.
5179 * c-typeck.c (convert_arguments): Check for target-specific
5180 invalid argument call to unprototyped function.
5181 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5183 * target.h (invalid_arg_for_unprototyped_fn): New field
5185 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5186 default target hook.
5187 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5190 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5192 * c-typeck.c (constructor_stack, constructor_range_stack,
5193 initializer_stack): Make them static.
5195 * cfg.c (rbi_pool): Make it static.
5197 * gimple-low.c (lower_stmt_body): Make it static.
5198 * tree-flow.h: Remove the corresponding prototype. Don't
5201 * sched-deps.c (cache_size): Make it static.
5203 * stor-layout.c (lang_adjust_rli): Make it static.
5205 2005-03-08 Julian Brown <julian@codesourcery.com>
5207 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5208 from being used for symbols with vague linkage when
5209 HAVE_GAS_COMDAT_GROUP is true.
5211 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5213 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5214 nlabel == JUMP_LABEL (jump).
5216 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5218 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5219 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5220 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5221 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5223 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5226 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5227 * c-common.c (handle_returns_twice): New function.
5228 (c_common_attribute_table): Declare eturns_twice' attribute.
5229 * doc/extend.texi: Document eturns_twice' attribute.
5230 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5231 (struct tree_decl): Add returns_twice_flag.
5233 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5235 * tree-ssa-phiopt.c: Fix a comment typo.
5237 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5238 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5239 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5242 2005-03-08 Richard Henderson <rth@redhat.com>
5244 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5245 builtin codes with ctzdi2, clzdi2, popcountdi2.
5246 (struct alpha_builtin_def): Add is_const.
5247 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5248 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5249 (alpha_init_builtins): Init them. Set nothrow and const attributes
5251 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5252 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5253 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5254 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5255 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5256 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5257 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5258 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5259 (TARGET_FOLD_BUILTIN): New.
5260 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5261 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5263 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5265 2005-03-08 Ira Rosen <irar@il.ibm.com>
5267 PR tree-optimization/20122
5268 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5269 condition of access function instead of base.
5271 2005-03-07 Jeff Law <law@redhat.com>
5272 Steven Bosscher <stevenb@suse.de>
5274 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5275 (find_taken_edge): Call find_taken_edge_computed_goto as
5276 appropriate. Allow any gimple invariant rather than just
5277 INTEGER_CST for VAL.
5278 (cleanup_control_flow): Cleanup a computed goto which has turned
5280 (tree_merge_blocks): If block B has any forced labels, move
5281 them to the start of block A.
5282 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5283 computed gotos as well.
5284 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5285 removal of unnecessary computed gotos too.
5286 (lookup_redirection_data): Fix type of INSERT argument. Callers
5289 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5291 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5292 Remove trailing spaces.
5294 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5295 unshare_all_trees): Make them static.
5296 * tree-gimple.h: Remove the corresponding prototypes.
5298 * diagnostic.h: Remove unused prototype
5299 debug_output_buffer.
5300 * modulo-sched.c: Remove unused prototype
5301 set_row_column_for_ps.
5303 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5304 replace_phi_edge_with_variable): Remove unused variable i.
5306 2005-03-07 Per Bothner <per@bothner.com>
5308 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5310 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5313 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5314 bbs on the COND_EXPR instead of the PHI_NODEs.
5315 (candidate_bb_for_phi_optimization): Remove.
5316 (replace_phi_with_stmt): Rename to ...
5317 (replace_phi_edge_with_variable): this and change so that we
5318 replace the phi argument instead of removing the PHI.
5319 (conditional_replacement): Change so we deal with PHI with more
5321 (value_replacement): Likewise.
5322 (abs_replacement): Likewise.
5324 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5326 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5327 output_e500_flip_gt_bit.
5329 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5331 (rs6000_generate_compare): Fix logic to look at the correct bits.
5332 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5334 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5335 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5336 gen_move_from_CR_gt_bit.
5338 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5339 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5340 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5342 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5343 (E500_CR_IOR_COMPARE): New constant.
5345 2005-03-08 Earl Chew <earl_chew@agilent.com>
5346 David Billinghurst <David.Billinghurst@riotinto.com>
5348 * config/i386/host-cygwin.c: New file to support precompiled
5350 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5351 * config.host: Use above files for cygwin host.
5353 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5355 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5356 ordering ops from earlier change.
5358 2005-03-07 Per Bothner <per@bothner.com>
5360 Various fixes to allow us to again build if --enable-mapped-location:
5361 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5362 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5363 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5364 local variable loc. Change logic appropriately.
5365 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5366 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5367 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5368 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5369 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5371 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5373 PR rtl-optimization/19683
5374 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5375 number of bytes, to smallest_int_for_mode. Fix arguments to
5376 REG_CANNOT_CHANGE_MODE_P.
5378 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5380 * reorg.c (relax_delay_slots): Check that the jump is
5381 conditional before trying to invert it.
5383 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5385 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5388 * calls (stack_arg_under_construction): Make it static.
5390 * flow.c (regs_live_at_setjmp): Make it static.
5391 * flow.h: Remove the corresponding prototype.
5393 * reload1.c (reload_startobj, reload_firstobj,
5394 something_needs_operands_changed, reload_inherited,
5395 reload_inheritance_insn, reload_override_in,
5396 reload_spill_index): Make them static.
5398 * recog.c (verify_changes): Make it static.
5399 * recog.h: Remove the corresponding prototype.
5401 * cfgbuild.c (find_sub_basic_blocks): Remove.
5402 * basic-block.h: Remove the corresponding prototype.
5403 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5405 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5407 * tree-ssa-operands.c (check_build_stmt): Remove.
5409 * stor-layout.c (set_alignment): Remove.
5410 * tree.h: Remove the corresponding prototype.
5412 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5414 * tree-ssa-dce.c (control_dependence_map,
5415 visited_control_parents): Make them static.
5417 * cfghooks.c (verify_flow_info): Remove local variable
5420 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5423 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5425 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5427 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5429 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5431 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5432 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5433 PARALLEL for an empty structure.
5435 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5437 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5439 * fold-const.c (fold_binary): Unroll the very first "for"
5442 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5444 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5445 redundant match_code test.
5446 (scc_comparison_operator): Swap match_operand and match_code
5448 (branch_positive_comparison_operator): Same.
5449 (trap_comparison_operator): Use comparison_operator and swap with
5452 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5455 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5456 (out_movhi_r_mr): Read low byte of volatile MEM first.
5457 (out_movhi_mr_r): Write high byte of volatile MEM first.
5459 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5461 * cselib.c (reg_values, reg_values_size): Make them static.
5463 * cse.c (cse_reg_info_table): Make it static.
5465 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5467 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5469 * cse.c (find_best_addr): Use canon_for_address.
5471 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5473 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5474 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5475 SUBREG and MEM, respectively.
5477 * fold-const.c (fold_binary): Use code instead of t.
5479 * fold-const.c (optimize_minmax_comparison): Take decomposed
5480 arguments code, type, op0, and op1 instead of t.
5481 (fold_binary): Update a call to optimize_minmax_comparison.
5483 * fold-const.c (fold_range_test): Take decomposed arguments
5484 code, type, op0, and op1 instead of t.
5485 (fold_binary): Update a call to fold_range_test.
5487 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5488 decomposed arguments code, type, op0, and op1 instead of t.
5489 (fold_binary): Update a call to fold_range_test.
5491 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5493 * fold-const.c (fold_binary): Avoid directly using the original
5494 expression t as much as possible.
5496 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5498 * c-semantics.c (build_stmt): Use TYPE_P instead of
5499 IS_NON_TYPE_CODE_CLASS.
5500 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5501 (NON_TYPE_CHECK): Use TYPE_P instead of
5502 IS_NON_TYPE_CODE_CLASS.
5504 * fold-const.c (fold): Remove handling of binary expressions.
5506 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5508 * doc/c-tree.texi: Wrap comments in @r{}.
5509 * doc/cpp.texi: Likewise.
5510 * doc/cppinternals.texi: Likewise.
5511 * doc/extend.texi: Likewise.
5512 * doc/md.texi: Likewise.
5513 * doc/objc.texi: Likewise.
5514 * doc/sourcebuild.texi: Likewise.
5515 * doc/tm.texi: Likewise.
5518 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5520 * predict.c (apply_return_prediction): Standardize PHI chain
5522 * tree-ssa.c (ssa_redirect_edge): Likewise.
5524 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5525 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5528 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5529 * tree-flow.h: Adjust the prototype for remove_phi_node.
5530 * lambda-code.c (perfect_nestify): Adjust a call to
5533 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5534 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5536 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5537 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5538 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5539 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5541 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5542 of GEN_INT (trunc_int_for_mode (...)).
5543 * loop-iv.c (iv_number_of_iterations): Likewise.
5544 * postreload.c (reload_cse_move2add): Likewise.
5545 * simplify-rtx.c (simplify_const_unary_operation,
5546 simplify_const_binary_operation): Likewise.
5547 * stor-layout.c (get_mode_bounds): Likewise.
5549 * fold-const.c (fold_binary): New.
5550 (fold): Call fold_binary on binary expressions.
5552 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5554 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5555 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5556 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5557 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5558 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5560 2005-03-04 Devang Patel <dpatel@apple.com>
5562 PR tree-optimization/18815
5563 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5564 loops with zero exit edges.
5566 2005-03-04 Devang Patel <dpatel@apple.com>
5568 * doc/invoke.texi: Remove reference to webpage that does not exist.
5570 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5571 Joseph S. Myers <joseph@codesourcery.com>
5574 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5575 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5576 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5577 * pa.c (get_plabel): Change argument to symbol_ref. Call
5578 maybe_get_identifier instead of get_identifier.
5579 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5580 (struct deferred_plabel): Replace name field with symbol field.
5581 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5582 ASM_OUTPUT_EXTERNAL_REAL is defined.
5583 (output_global_address): Use output_addr_const for output of all
5585 (output_deferred_plabels): Use symbol_ref instead of name for address
5587 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5588 ASM_OUTPUT_SYMBOL_REF): New macros.
5589 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5591 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5594 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5596 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5597 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5599 2005-03-04 Jeff Law <law@redhat.com>
5601 * basic-block.h (rediscover_loops_after_threading): Declare.
5602 * tree-ssa-dom.c: Include cfgloop.h.
5603 (tree_ssa_dominator_optimize): Discover loops and some basic
5604 properties. Remove forwarder blocks recreated by loop header
5605 canonicalization. Also mark backedges in the CFG.
5606 * tree-ssa-threadupdate.c: Include cfgloop.h
5607 (rediscover_loops_after_threading): Define.
5608 (struct local_info): New field, JUMP_THREADED.
5609 (prune_undesirable_thread_requests): New function.
5610 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5611 then record that fact for the callers of redirct_edges.
5612 (thread_block): If BB has incoming backedges, then call
5613 prune_undesirable_thraed_requests. Note when we are
5614 going to have to rediscover loop information. Return a
5615 boolean indicating if any jumps were threaded.
5616 (thread_through_all_blocks): Bubble up boolean indicating
5617 if any jumps were threaded.
5618 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5619 (tree-ssa-threadupdate.o): Similarly.
5621 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5623 * fold-const.c (fold_ternary): Unroll the "for" loop to
5626 2005-03-04 Andrew Haley <aph@redhat.com>
5628 * unwind-dw2-fde-glibc.c (struct
5629 unw_eh_callback_data.check_cache): New field.
5630 (frame_hdr_cache): New.
5631 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5632 Cache frame header info.
5634 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5636 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5637 (print_c_condition): Declare.
5638 * read-rtl.c (ptr_loc): New structure.
5639 (ptr_locs, ptr_loc_obstack, joined_conditions)
5640 (joined_conditions_obstack): New variables.
5641 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5642 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5643 (join_c_conditions, print_c_condition): New functions.
5644 (apply_macro_to_string): Associate the new string with the same
5645 source location as the old one.
5646 (add_condition_to_string): Use join_c_conditions.
5647 (read_string): Use set_rtx_ptr_loc to record a filename and line
5648 number for the string.
5649 (read_rtx): Initialize the new variables above.
5650 * genattrtab.c (write_test_expr, write_attr_value): Use
5652 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5653 comment above the GCC_VERSION check.
5654 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5655 Inline the definition of MAYBE_EVAL.
5656 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5657 * genoutput.c (process_template): Likewise.
5658 * genpreds.c (write_predicate_subfunction): Likewise.
5659 (write_predicate_expr): Use print_c_condition.
5660 * genrecog.c (write_cond): Likewise.
5661 * gensupport.c (process_rtx): Use join_c_conditions to join the
5662 conditions of a define_insn_and_split. Record a source location
5663 for the string after the "&&".
5664 (alter_test_for_insn): Use join_c_conditions.
5666 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5669 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5670 PR tree-optimization/15784
5671 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5674 2005-03-04 Ben Elliston <bje@au.ibm.com>
5676 * gcc.c (option_map): Add --coverage.
5677 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5678 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5679 * config/darwin.h: Pass -lgcov for `coverage'.
5680 * doc/invoke.texi (Debugging Options): Document --coverage.
5682 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5684 * gcse.c (bypass_block): Use find_edge wherever possible.
5686 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5690 * c-opts.c (c_common_parse_file): Call start_source_file
5691 and end_source_file at the approriate times.
5693 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5694 the main file, it will be done for us now.
5696 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5698 * fold-const.c (fold_ternary): New.
5699 (fold): Call fold_ternary on ternary expressions. Remove
5700 handling of ternary expressions.
5702 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5704 PR tree-optimization/15784
5705 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5708 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5710 * config/rs6000/predicates.md (branch_comparison_operator):
5711 Convert from C block to conditional format.
5713 2005-03-03 Jan Hubicka <jh@suse.cz>
5715 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5716 and non-constant public variables.
5718 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5720 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5723 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5726 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5727 calls to release_ssa_name and release_phi_node.
5729 * fold-const.c (fold): Remove handling of unary expressions.
5731 * fold-const.c (fold_unary): Avoid directly using the original
5732 expression t as much as possible.
5734 2005-03-03 Roger Sayle <roger@eyesopen.com>
5735 Andrew Pinski <pinskia@physics.uc.edu>
5737 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5738 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5740 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5742 Describe special registers SRP and MOF as allocatable registers.
5743 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5744 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5745 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5746 TARGET_HAS_MUL_INSNS.
5747 (cris_print_operand) <case 'd'>: New case.
5748 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5749 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5751 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5752 (REG_ALLOC_ORDER): Update for MOF.
5753 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5755 (GENERAL_REGS): No longer a define of ALL_REGS.
5756 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5757 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5759 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5760 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5761 (SECONDARY_RELOAD_CLASS): Define.
5762 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5763 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5764 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5765 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5766 (REGISTER_MOVE_COST): Define.
5767 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5768 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5769 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5770 (CRIS_MOF_REGNUM): New define_constants.
5771 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5773 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5775 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5776 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5777 Adjust for MOF being properly described as a register.
5778 (indir_to_reg_split): Name this split. Conditionalize on the
5779 destination register being a general register.
5780 (movei): Conditionalize on on operands 0 and 1 having the same
5783 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5786 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5787 -mcpu to override any other explicitly given flags.
5789 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5791 * recog.c (verify_changes, confirm_change_group): New functions,
5792 broken out of apply_change_group.
5793 (apply_change_group): Use them.
5794 * recog.h (verify_change, confirm_change_group): Declare.
5795 * rtl.h (redirect_jump_2): Declare.
5796 * jump.c (redirect_exp, invert_exp): Delete.
5797 (invert_exp_1): Take second parameter. Return value. Changed caller.
5798 (redirect_jump_2): New function, broken out of redirect_jump.
5799 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5800 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5801 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5803 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5805 * varasm.c (named_section): Use xstrdup rather than doing it by
5808 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5810 2005-03-02 Devang Patel <dpatel@apple.com>
5812 Undo PR tree-optimization/18815 fix.
5814 2005-03-02 Devang Patel <dpatel@apple.com>
5816 PR tree-optimization/18815
5817 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5818 loops with zero exit edges.
5820 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5822 * cfg.c (connect_src, connect_dest, disconnect_src,
5823 disconnct_dest): New.
5824 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5825 redirect_edge_pred): Use the new functions.
5827 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5828 free_dominance_info only when needed.
5830 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5833 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5834 (reg_or_sub_cint64_operand): Same.
5836 2005-03-02 Jeff Law <law@redhat.com>
5838 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5839 CFG_ALTERED in the main DOM iteration loop.
5841 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5844 * varasm.c (initializer_constant_valid_p): Allow conversions
5845 between OFFSET_TYPEs. Tidy.
5847 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5849 * config/cris/cris.md ("return"): Remove epilogue delay list
5852 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5854 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5856 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5858 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5860 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5861 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5862 config/m68k/m68k.c, config/mips/mips.h,
5863 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5864 doc/include/gcc-common.texi: Update copyright.
5866 PR middle-end/18029 and PR middle-end/18030
5867 * expr.c (optimize_bitfield_assignment_op): Add a special case
5868 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5870 * fold-const.c (fold_unary): New.
5871 (fold): Call fold_unary on unary expressions.
5873 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5875 * cgraph.h (struct cgraph_edge): Add prev_caller and
5877 (cgraph_node_remove_callees): Export.
5878 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5880 (cgraph_edge_remove_callee): New function.
5881 (cgraph_edge_remove_caller): Likewise.
5882 (cgraph_remove_edge): Use.
5883 (cgraph_redirect_edge_callee): Likewise.
5884 (cgraph_node_remove_callees): New function.
5885 (cgraph_node_remove_callers): Likewise.
5886 (cgraph_remove_node): Use.
5887 * tree-optimize.c (tree_rest_of_compilation): Use
5888 cgraph_node_remove_callees instead of manual loop.
5889 * cgraphunit.c (cgraph_finalize_function): Likewise.
5890 (cgraph_expand_function): Likewise.
5891 (cgraph_remove_unreachable_nodes): Likewise.
5893 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5896 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5898 * c-decl.c (undeclared_variable): Take location as argument.
5899 * c-typeck.c (build_external_ref): Likewise.
5900 * c-parser.c (c_parser_postfix_expression): Pass location of
5901 identifier to build_external_ref.
5903 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5905 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5906 CCEQ mode for branch_positive_comparison_operator test.
5907 * config/rs6000/predicates (branch_comparison_operator): Revert to
5909 (scc_comparison_operator): Same.
5910 (branch_positive_comparison_operator): Same.
5912 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5914 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5915 (cris_delay_slots_for_epilogue): Remove.
5916 (save_last): Move into cris_target_asm_function_epilogue.
5917 (cris_target_asm_function_epilogue): Remove tests for file being
5919 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5920 (cris_delay_slots_for_epilogue): Remove prototypes.
5921 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5922 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5924 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5926 * config/rs6000/predicates.md (branch_comparison_operator): Change
5927 to define_special_predicate.
5928 (scc_comparison_operator): Same.
5929 (branch_positive_comparison_operator): Same.
5931 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5933 * Makefile.in (tree-ssa-sink.o): New.
5934 (OBJS-common): Add tree-ssa-sink.o.
5935 * common.opt: Add -ftree-sink
5936 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5937 * timevar.def (TV_TREE_SINK): new timevar.
5938 * tree-flow.h (is_hidden_global_store): Prototype.
5939 * tree-optimize.c (init_tree_optimization_passes): Add
5941 * tree-pass.h (pass_sink_code): New.
5942 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5943 for non-obvious global store store to is_hidden_global_store, and
5944 call that new function.
5945 * tree-ssa-sink.c: New file.
5946 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5947 * doc/passes.texi: Document forward store motion.
5948 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5949 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5950 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5951 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5953 2005-03-01 Per Bothner <per@bothner.com>
5955 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5956 and we have a non-zero column-number, add it to the message.
5957 Also factor out the diagnostic_kind_text.
5959 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5961 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5962 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5963 flow_loop_scan): Removed.
5964 (flow_loop_dump): Do not dump removed fields.
5965 (flow_loop_free): Do not free removed fields.
5966 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5967 (loop_exit_edge_p): New function.
5968 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5969 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5970 num_exits, exits_doms.
5971 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5972 LOOP_EDGES, LOOP_ALL): Removed.
5973 (flow_loop_scan): Declaration removed.
5974 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5975 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5977 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5978 (if_convert): Call flow_loops_find and flow_loops_free
5979 when calling mark_loop_exit_edges.
5980 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5981 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5982 free_dominance_info calls.
5983 * loop-init.c (flow_loops_find): Ditto.
5984 * passes.c (rest_of_handle_branch_prob): Ditto.
5985 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5986 * loop-unroll.c (analyze_insns_in_loop): Do not use
5988 * predict.c (predict_loops): Do not call flow_loop_scan.
5989 Use get_loop_exit_edges.
5990 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5991 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5992 Do not use EDGE_LOOP_EXIT.
5993 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5994 to bb_with_exit_edge_p.
5995 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5996 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5997 to bb_with_exit_edge_p.
5998 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6000 * tree-loop-linear.c (linear_transform_loops): Do not call
6001 flow_loop_scan. Use loop->single_exit.
6002 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6003 (vect_analyze_loop_form): Do not call flow_loop_scan.
6004 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6006 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6008 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6009 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6010 slpeel_tree_duplicate_loop_to_edge_cfg,
6011 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6012 Use loop_preheader_edge and loop->single_exit. Do not call
6015 2005-03-01 Nick Clifton <nickc@redhat.com>
6017 * config/arm/arm.c (thumb_find_work_register): Check all of the
6018 argument registers to see if they are free, and a couple of
6019 special cases where the last argument register but can be proved
6020 to be available during the function's prologue.
6021 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6022 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6023 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6025 (thumb_compute_save_reg_mask): Likewise. Also use
6026 thumb_find_work_register() to ensure that there is agreement about
6027 which work register is going to be used in the prologue.
6028 (thumb_output_function_prologue): Use unsigned long as the type
6029 for the register bit-mask. Also delay pushing the link register if
6030 other high registers are going to be pushed.
6031 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6032 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6033 redundant prototypes.
6035 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6038 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6039 and after reload in REG+REG indexed addresses without REG_POINTER
6040 set in the base and not set in the index.
6042 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6044 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6045 Don't undefine here.
6046 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6047 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6048 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6049 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6050 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6052 * config.gcc (sh*-*-linux*): Use config/linux.h.
6054 2005-02-28 Dale Johannesen <dalej@apple.com>
6055 Stan Shebs <shebs@apple.com>
6057 Rewrite of 64-bit Darwin structure-by-value pass/return.
6058 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6059 intoffset, use_stack, named.
6060 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6061 (rs6000_darwin64_record_arg_advance_flush): New.
6062 (rs6000_darwin64_record_arg_advance_recurse): New.
6063 (rs6000_darwin64_record_arg_flush): New.
6064 (rs6000_darwin64_record_arg_recurse): New.
6065 (rs6000_darwin64_record_arg): New.
6066 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6067 (function_arg_boundary): Handle 128-bit aligned structs.
6068 (function_arg_advance): Rewrite darwin64 struct handling.
6069 (function_arg): Call rs6000_darwin64_record_arg.
6070 (function_arg_partial_nregs): Handle darwin64 structs.
6071 (rs6000_darwin64_function_value): Remove.
6072 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6074 2005-02-28 Roger Sayle <roger@eyesopen.com>
6076 PR tree-optimization/20216
6077 * tree-chrec.c (tree_fold_factorial): Delete.
6078 (tree_fold_binomial): Change argument list to take a return type
6079 and change the type of K to unsigned int. Rewrite to avoid explicit
6080 evaluation of factorials, and (recursively) calling fold to perform
6081 compile-time arithmetic. Return NULL on (internal) overflow.
6082 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6083 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6084 if any intermediate calculation overflows.
6085 (chrec_apply): Update call to chrec_evaluate.
6087 2005-02-28 James E Wilson <wilson@specifixinc.com>
6089 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6091 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6094 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6095 instead of NULL_TREE on error.
6097 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6099 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6100 (EASY_VECTOR_15_ADD_SELF): Remove.
6101 (num_insns_constant_wide): Not static.
6102 (validate_condition_mode): Not static.
6103 (toc_relative_expr_p): Not static.
6104 (legitimate_indirect_address_p): Not static.
6105 (macho_lo_sum_memory_operand): Not static.
6106 (invalid_e500_subreg): Not static.
6107 (easy_vector_same): Not static.
6108 (easy_vector_splat_const): Not static.
6109 (RS6000_SYMBOL_REF_TLS_P): Remove.
6110 (any_operand): Delete.
6111 (any_parallel_operand): Delete.
6112 (count_register_operand): Delete.
6113 (altivec_register_operand): Delete.
6114 (xer_operand): Delete.
6115 (s8bit_cint_operand): Delete.
6116 (short_cint_operand): Delete.
6117 (u_short_cint_operand): Delete.
6118 (non_short_cint_operand): Delete.
6119 (exact_log2_cint_operand): Delete.
6120 (gpc_reg_operand): Delete.
6121 (cc_reg_operand): Delete.
6122 (cc_reg_not_cr0_operand): Delete.
6123 (reg_or_short_operand): Delete.
6124 (reg_or_neg_short_operand): Delete.
6125 (reg_or_aligned_short_operand): Delete.
6126 (reg_or_u_short_operand): Delete.
6127 (reg_or_cint_operand): Delete.
6128 (reg_or_arith_cint_operand): Delete.
6129 (reg_or_add_cint64_operand): Delete.
6130 (reg_or_sub_cint64_operand): Delete.
6131 (reg_or_logical_cint_operand): Delete.
6132 (got_operand): Delete.
6133 (got_no_const_operand): Delete.
6134 (easy_fp_constant): Delete.
6135 (easy_vector_constant): Delete.
6136 (easy_vector_constant_add_self): Delete.
6137 (zero_constant): Delete.
6138 (zero_fp_constant): Delete.
6139 (volatile_mem_operand): Delete.
6140 (offsettable_mem_operand): Delete.
6141 (mem_or_easy_const_operand): Delete.
6142 (add_operand): Delete.
6143 (non_add_cint_operand): Delete.
6144 (logical_operand): Delete.
6145 (non_logical_cint_operand): Delete.
6146 (mask_operand): Delete.
6147 (mask_operand_wrap): Delete.
6148 (mask64_operand): Delete.
6149 (mask64_2_operand): Delete.
6150 (and64_operand): Delete.
6151 (and64_2_operand): Delete.
6152 (and_operand): Delete.
6153 (reg_or_mem_operand): Delete.
6154 (lwa_operand): Delete.
6155 (symbol_ref_operand): Delete.
6156 (call_operand): Delete.
6157 (current_file_function_operand): Delete.
6158 (input_operand): Delete.
6159 (rs6000_nonimmediate_operand): Delete.
6160 (rs6000_tls_symbol_ref): Delete.
6161 (save_world_operation): Delete.
6162 (restore_world_operation): Delete.
6163 (load_multiple_operation): Delete.
6164 (store_multiple_operation): Delete.
6165 (vrsave_operation): Delete.
6166 (mfcr_operation): Delete.
6167 (mtcrf_operation): Delete.
6168 (lmw_operation): Delete.
6169 (stmw_operation): Delete.
6170 (branch_comparison_operator): Delete.
6171 (branch_positive_comparison_operator): Delete.
6172 (scc_comparison_operator): Delete.
6173 (trap_comparison_operator): Delete.
6174 (boolean_operator): Delete.
6175 (boolean_or_operator): Delete.
6176 (min_max_operator): Delete.
6177 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6178 (EASY_VECTOR_15): Moved to here.
6179 (EASY_VECTOR_15_ADD_SELF): Move to here.
6180 (PREDICATE_CODES): Delete.
6181 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6182 Declare functions no longer static.
6183 * config/rs6000/predicates.md: New.
6184 * config/rs6000/rs6000.md: Include predicates.md
6186 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6188 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6189 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6191 * cfgrtl.c (need_fake_edge_p): Likewise.
6192 * combine.c (distribute_notes): Likewise.
6193 * emit-rtl.c (try_split): Likewise.
6194 * recog.c (peephole2_opimize): Likewise.
6195 * reg-notes.def (ALWAYS_RETURN): Remove.
6196 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6197 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6198 * tree.h (ECF_ALWAYS_RETURN): Remove.
6200 2005-02-28 Roger Sayle <roger@eyesopen.com>
6203 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6204 between different machine modes is never a "useless" conversion.
6206 2005-02-28 Geert Bosch <bosch@gnat.com>
6209 * doc/contrib.texi: List contributors for Ada front end
6211 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6213 * simplify-rtx.c (simplify_unary_operation_1,
6214 simplify_const_unary_operation): New, extracted from...
6215 (simplify_unary_operation): ... this one.
6216 (simplify_binary_operation_1,
6217 simplify_const_binary_operation): New, extracted from...
6218 (simplify_binary_operation): ... this one.
6219 * rtl.h (simplify_const_unary_operation,
6220 simplify_const_binary_operation): Add prototypes.
6222 2005-02-28 Julian Brown <julian@codesourcery.com>
6224 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6225 building libjava and caused PR regression/20228.
6227 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6230 * Makefile.in (host_subdir): New.
6231 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6232 * configure: Regenerate.
6234 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6236 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6237 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6238 installation directory first.
6240 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6243 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6244 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6245 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6246 * config/cris/cris.md: Tweak comments referring to Q.
6247 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6248 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6249 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6250 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6251 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6252 Insert spaces in constraints to align alternatives vertically for
6254 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6257 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6259 PR rtl-optimization/17728
6260 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6261 operand 0 from general_operand to move_dest_operand.
6263 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6265 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6266 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6267 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6268 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6270 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6272 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6273 * configure: Regenerate.
6274 * libada-mk.in: Remove CC; rename
6275 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6277 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6280 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6281 for the lhs, also walk over the tree. Likewise for rhs.
6283 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6285 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6286 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6287 Do not propagate value of iv before increment over the increment.
6289 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6291 * c-parser.c: New file.
6292 * c-parse.in: Remove.
6293 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6295 (c-parser.o): Add dependencies.
6296 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6297 maintainer-clean, TAGS): Update.
6298 * c-config-lang.in (gtfiles): Update.
6299 * gengtype-lex.l: Don't handle "@@".
6300 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6301 objc_build_synchronized, objc_begin_try_stmt,
6302 objc_begin_catch_clause, objc_finish_catch_clause,
6303 objc_build_finally_clause, objc_finish_try_stmt): New.
6304 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6306 (c_parse_init): Update comment.
6307 * c-decl.c (c_init_decl_processing): Update comment.
6308 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6309 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6310 new c_declspecs members.
6312 2005-02-25 Julian Brown <julian@codesourcery.com>
6314 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6315 from being used for symbols with vague linkage when
6316 HAVE_GAS_COMDAT_GROUP is true.
6318 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6320 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6322 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6325 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6326 (LIBGCC2_HAS_DF_MODE): New.
6327 (LIBGCC2_HAS_XF_MODE): New.
6328 (LIBGCC2_HAS_TF_MODE): New.
6329 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6330 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6331 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6332 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6333 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6334 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6335 and add _fixtfdi, _fixunstfdi, _floatditf
6336 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6337 L_fixunstfdi, L_floatditf.
6338 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6339 (LIBGCC2_HAS_TF_MODE): Define.
6341 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6343 PR tree-optimization/20204
6344 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6345 REWRITE_THIS_STMT markers on PHI nodes.
6346 (rewrite_initialize_block): Likewise.
6348 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6350 * version.c (version_string): Update to 4.1.
6352 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6354 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6355 Clarify that the alternative way doesn't work in GNU C++.
6357 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6359 PR tree-optimization/19937
6360 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6361 to the type of the induction variable.
6363 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6365 PR rtl-optimization/20117
6366 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6367 the block including noncopyable insn.
6369 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6371 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6372 calls to find_reg_note.
6374 2005-02-24 Richard Henderson <rth@redhat.com>
6377 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6380 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6382 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6383 vector types if to use base reg for misaligned non-word ld/std.
6385 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6388 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6389 dwarf2 label manually and put it after, not before the prologue.
6391 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6394 * reload.c (operands_match_p): Only increment register number for
6395 SCALAR_INT_MODE_P modes in multiple hard registers.
6397 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6400 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6402 * ChangeLog.5: Fix log message typo(s).
6403 * ChangeLog.7: Likewise.
6404 * ChangeLog.tree-ssa: Likewise.
6405 * cfgexpand.c: Fix comment typo(s).
6406 * conflict.c: Likewise.
6407 * defaults.h: Likewise.
6408 * dwarf2out.c: Likewise.
6410 * ggc-page.c: Likewise.
6411 * tree-eh.c: Likewise.
6412 * tree-ssa-dom.c: Likewise.
6414 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6417 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6418 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6419 if SHARED is defined.
6422 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6423 allow splitting only if operands 0 and 3 don't overlap.
6425 2005-02-24 Richard Henderson <rth@redhat.com>
6428 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6429 (fold_builtin_1): Call them.
6430 * fold-const.c (fold_complex_mult_parts): Split out from ...
6431 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6432 (fold_complex_div_parts, fold_complex_div): New.
6434 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6436 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6438 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6439 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6441 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6442 (print_node): Likewise.
6443 Print TYPE_SIZES_GIMPLIFIED.
6445 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6447 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6448 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6449 operands as commutative in constraints.
6451 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6453 * tree-into-ssa.c: Re-organize internal functions.
6455 2005-02-24 Richard Henderson <rth@redhat.com>
6458 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6460 * common.opt (fcx-limited-range): New.
6461 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6462 * toplev.c (flag_complex_method): Initialize to 1.
6463 (process_options): Set flag_complex_method to 0 if
6464 flag_cx_limited_range.
6465 * doc/invoke.texi (-fcx-limited-range): New.
6467 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6469 * cse.c (delete_trivially_dead_insns): Speed up by using
6470 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6473 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6475 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6476 functions when -mid-shared-library is being used.
6478 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6480 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6481 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6482 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6483 * system.h: Poison LINK_LIBGCC_SPECIAL.
6485 2005-02-23 James E Wilson <wilson@specifixinc.com>
6487 * gengtype.c (note_insn_name): Make 1 element larger.
6489 2005-02-23 Roger Sayle <roger@eyesopen.com>
6492 PR rtl-optimization/20097
6493 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6494 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6496 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6498 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6499 * t-aix52 (SHLIB_INSTALL): Same.
6501 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6503 * genpreds.c: Update copyright.
6505 2005-02-23 Michael Beach <michaelb@ieee.org>
6508 * config/sparc/t-elf (startup files): Assemble with CPP.
6510 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6512 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6513 (write_predicate_expr): Likewise.
6515 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6517 PR tree-optimization/20100
6518 PR tree-optimization/20115
6519 * tree-optimize.c (init_tree_optimization_passes): Remove
6520 pass_maybe_create_global_var.
6521 * tree-pass.h (pass_maybe_create_global_var): Remove.
6522 * tree-ssa-alias.c (aliases_computed_p): Declare.
6523 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6524 (count_calls_and_maybe_create_global_var): Remove.
6525 (pass_maybe_create_global_var): Remove.
6526 (init_alias_info): Do not declare aliases_computed_p.
6527 (maybe_create_global_var): If the function contains no
6528 call-clobbered variables and a mix of pure/const and regular
6529 function calls, create .GLOBAL_VAR.
6530 Mark all call-clobbered variables for renaming.
6531 (merge_pointed_to_info): Update comment.
6532 (add_pointed_to_var): Likewise.
6533 (is_escape_site): Likewise.
6534 Accept struct alias_info * instead of size_t *.
6536 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6538 * tree-ssa-operands.c (get_call_expr_operands): If
6539 ALIASES_COMPUTED_P is false, do not add call-clobbering
6541 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6542 (delete_tree_ssa): Likewise.
6544 2005-02-22 James E Wilson <wilson@specifixinc.com>
6546 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6547 (do_compile): Do call it here.
6549 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6551 PR rtl-optimization/20017.
6552 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6553 rest_of_handle_cse2, rest_of_handle_gcse): Call
6554 delete_dead_jumptables immediately before calling cleanup_cfg.
6556 2005-02-22 Devang Patel <dpatel@apple.com>
6559 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6562 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6564 * config/rs6000/aix.h (WINT_TYPE): Define.
6566 2005-02-22 Stan Shebs <shebs@apple.com>
6568 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6569 natural alignment for 64-bit Darwin.
6570 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6572 * doc/invoke.texi: Document this.
6574 2005-02-22 DJ Delorie <dj@redhat.com>
6576 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6577 to make_[un]signed_type, not the mode itself.
6579 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6581 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6582 not available. Use tail calls wherever possible.
6583 (make_edge): Call unchecked_make_edge to create an edge.
6585 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6586 (coalesce_ssa_name): Don't check for
6587 SSANORM_USE_COALESCE_LIST.
6588 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6590 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6592 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6593 (rewrite_into_ssa): ... here.
6595 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6597 PR tree-optimization/19786
6598 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6599 tag to another's may-alias bitmap when adding to the other's list.
6601 2005-02-21 DJ Delorie <dj@redhat.com>
6603 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6604 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6605 registers in unsupported ways.
6606 * expmed.c (init_expmed): Likewise.
6608 2005-02-21 Stan Cox <scox@redhat.com>
6610 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6612 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6614 * tree-cfg.c (fold_cond_expr_cond): New.
6615 (make_edges): Call fold_cond_expr_cond.
6616 (find_taken_edge): Accept nothing but INTEGER_CST.
6617 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6619 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6621 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6622 that do not belong to any basic block.
6624 2005-02-21 Jeff Law <law@redhat.com>
6626 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6629 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6631 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6632 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6633 Adjust their definitions.
6634 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6635 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6637 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6638 genautomata.c, langhooks.c, langhooks.h, system.h,
6639 config/arm/lib1funcs.asm: Update copyright.
6641 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6643 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6645 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6648 * doc/install.texi: Document --with-gc.
6650 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6652 * simplify-rtx.c (simplify_unary_operation): Add a missing
6655 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6657 PR tree-optimization/18663
6658 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6659 if the type has variable bounds.
6661 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6663 * gcse.c: Remove an obsolete comment.
6665 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6667 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6669 * doc/extend.texi (Function Attributes) <Attribute const>: The
6670 attribute "pure" is below this text, not above.
6672 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6674 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6675 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6676 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6678 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6681 * langhooks.h (struct lang_hooks): Add to_target_charset.
6682 * langhooks.c (lhd_to_target_charset): New function.
6683 * langhooks-def.h: Declare lhd_to_target_charset.
6684 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6685 (LANG_HOOKS_INITIALIZER): Update.
6686 * c-common.c (c_common_to_target_charset): New function.
6687 * c-common.h: Declare it.
6688 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6689 c_common_to_target_charset.
6691 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6692 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6694 * system.h: Poison them.
6695 * doc/tm.texi: Don't discuss them.
6696 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6697 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6698 (pp_c_char): Do not attempt to generate letter escapes for
6700 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6701 * config/mips/mips.c (mips_output_ascii): Likewise.
6703 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6705 PR tree-optimization/19951
6706 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6709 2005-02-19 Steven Bosscher <stevenb@suse.de>
6712 * function.h (struct function): New field `max_loop_depth'.
6713 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6714 (flow_loops_find): Reset the max loop depth count before finding loops.
6715 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6716 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6717 (calculate_global_regs_live): Make sure the loop will terminate
6718 when the initial sets are not empty.
6720 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6722 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6724 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6726 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6729 * doc/invoke.texi: Remove documentation of %M spec.
6731 (init_spec): Remove %M suffix from -lgcc_s.
6732 (do_spec_1): Remove 'M' case.
6733 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6734 to put shared libraries in the multilib directory. Remove the
6735 shlib_so_soname substitution variable. Don't add a multilib encoding
6736 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6737 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6738 SHLIB_INSTALL as well as SHLIB_LINK.
6739 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6740 (SHLIB_NAME): Delete.
6741 (SHLIB_DIR): New macro.
6742 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6743 (SHLIB_INSTALL): Adjust accordingly.
6744 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6745 * config/t-slibgcc-sld: Likewise.
6746 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6747 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6748 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6750 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6751 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6752 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6753 Use @shlib_base_name@ instead of @shlib_so_name@.
6754 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6755 and @shlib_base_name@.so in @multilib_dir@.
6756 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6757 to the install path.
6758 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6759 (SHLIB_LINK): Remove previous workaround.
6760 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6761 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6762 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6764 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6765 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6766 (SHLIB_INSTALL): Adjust accordingly.
6767 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6768 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6769 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6770 config/t-slibgcc-elf-ver.
6772 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6773 Jakub Jelinek <jakub@redhat.com>
6775 PR tree-optimization/19828
6776 * tree-ssa-loop-im.c: Add a TODO comment.
6777 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6778 without side-effects.
6780 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6782 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6785 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6787 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6788 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6789 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6791 (ia64_reorg): Delete fixup_errata call.
6792 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6793 (TARGET_SWITCHES): Delete -mb-step entry.
6795 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6798 * c-typeck.c (composite_type): Handle quals in transparent unions.
6799 (type_lists_compatible_p): Likewise.
6801 2005-02-18 Stan Shebs <shebs@apple.com>
6803 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6804 expressions in the .literal8 section.
6806 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6808 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6810 2005-02-18 Roger Sayle <roger@eyesopen.com>
6812 * fold-const.c (constant_boolean_node): Always create values of the
6813 specified type, don't bother calling truthvalue_conversion.
6815 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6817 * except.c (output_function_exception_table): Call
6818 assemble_external_libcall (eh_personality_libfunc).
6820 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6823 * config/ia64/ia64.h (struct machine_function): Add state_num.
6824 * config/ia64/ia64.c (process_epilogue,
6825 process_for_unwind_directive): Use new unwind state numbers each
6826 time rather than state 1.
6828 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6831 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6832 before the "*llgt_didi" pattern.
6834 2005-02-18 Jason Merrill <jason@redhat.com>
6836 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6838 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6840 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6841 (div0): Use it in place of ARM_FUNC_ALIAS.
6842 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6844 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6847 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6848 access, the lower bound of the array type if it exists.
6850 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6853 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6854 cases that are out-of-range for the index type.
6856 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6858 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6859 (estimate_case_costs): Don't call convert.
6860 * expmed.c (expand_shift): Likewise.
6861 (make_tree): Call fold_convert instead of convert.
6863 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6866 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6867 that ref to be marked MEM_READONLY_P doesn't have base that needs
6870 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6872 * genautomata.c (output_get_cpu_unit_code_func,
6873 output_cpu_unit_reservation_p): Don't generate old-style function
6876 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6879 PR tree-optimization/20009
6880 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6882 PR tree-optimization/18947
6883 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6884 inline, remove all nodes that are inlined into the extern inline
6887 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6889 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6890 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6891 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6892 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6895 2005-02-17 Roger Sayle <roger@eyesopen.com>
6897 PR tree-optimization/19917
6898 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6899 to be potentially trapping.
6901 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6903 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6905 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6907 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6908 tem becomes a local variable which is set to the value of the
6909 back end defined INITIAL_FRAME_ADDRESS macro.
6910 (expand_builtin_frame_address): Omit the base parameter to
6911 expand_builtin_return_addr.
6912 (expand_builtin_profile_func): Likewise.
6913 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6914 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6915 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6917 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6919 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6920 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6921 * config/frv/frv.c (frv_function_epilogue): Likewise.
6923 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6925 * lambda-code (perfect_nestify): Remove mark/unmark
6927 * tree-loop-linear.c (linear_transform_loops): Add
6928 rewrite_into_ssa call so that ssa is correct for
6929 rewriting into loop closed.
6931 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6933 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6934 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6936 * bt-load.c (btr_def_live_range, combine_btr_defs,
6937 migrate_btr_def, migrate_btr_defs): Likewise.
6938 * cfgcleanup.c (thread_jump): Likewise.
6939 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6940 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6941 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6942 df_rd_local_compute, df_reg_info_compute): Likewise.
6943 * dominance.c (init_dom_info, free_dom_info): Likewise.
6944 * flow.c (init_propagate_block_info,
6945 free_propagate_block_info): Likewise.
6946 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6947 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6948 modify_reg_pav): Likewise.
6949 * loop-invariant.c (find_defs, find_invariant_insn,
6950 find_invariants, free_inv_motion_data): Likewise.
6951 * predict.c (tree_predict_by_opcode,
6952 estimate_bb_frequencies): Likewise.
6953 * stmt.c (expand_case): Likewise.
6954 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6955 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6956 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6957 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6958 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6959 rewrite_ssa_into_ssa): Likewise.
6960 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6961 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6962 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6963 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6964 * tree-sra.c (tree_sra): Likewise.
6965 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6966 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6967 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6968 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6969 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6970 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6972 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6973 calculate_live_on_entry, calculate_live_on_exit,
6974 build_tree_conflict_graph): Likewise.
6975 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6976 record_important_candidates, set_use_iv_cost, find_depends,
6977 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6978 tree_ssa_iv_optimize_finalize): Likewise.
6979 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6980 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6981 tree_duplicate_loop_to_header_edge): Likewise.
6982 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6983 * tree-ssa.c (verify_flow_insensitive_alias_info,
6984 verify_name_tags, verify_ssa, init_tree_ssa,
6985 delete_tree_ssa): Likewise.
6986 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6987 fini_ssanames): Likewise.
6988 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6990 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6992 * config/rs6000/t-rtems: Completely reworked.
6994 2005-02-17 Ira Rosen <irar@il.ibm.com>
6996 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6998 2005-02-17 Ira Rosen <irar@il.ibm.com>
7000 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7001 POINTER_TYPE_P when checking that type is a pointer.
7002 (vect_get_memtag): Remove.
7003 (vect_address_analysis): Use POINTER_TYPE_P. Call
7004 vect_object_analysis with dummy parameter for memtag.
7005 (vect_object_analysis): Extract memtag (functionality that
7006 used to be in vect_get_memtag and moved here). Fix printings.
7007 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7008 with correct parameters. Remove call to vect_get_memtag.
7010 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7012 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7013 (tree-vectorizer.o): Added missing dependencies.
7015 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7017 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7018 declaration in tree-vectorizer.c, now has an extern declaration in
7020 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7021 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7022 get_vectype_for_scalar_type, vect_is_simple_use,
7023 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7024 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7025 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7026 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7027 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7028 find_loop_location): Likewise.
7030 * tree-vectorizer.c (langhooks.h): #include removed.
7031 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7032 moved to tree-vectorized.h.
7033 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7034 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7035 get_vectype_for_scalar_type, vect_is_simple_use,
7036 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7037 vect_supportable_dr_alignment, new_loop_vec_info,
7038 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7039 vect_set_verbosity_level, find_loop_location): Likewise.
7041 (vect_analyze_loop): Function externalized. Declaration moved to
7042 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7043 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7044 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7045 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7046 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7047 vect_enhance_data_refs_alignment, vect_analyze_operations,
7048 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7049 vect_stmt_relevant_p, vect_get_loop_niters,
7050 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7051 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7052 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7053 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7054 vect_get_memtag): Likewise.
7056 (vectorizable_load): Function externalized. Declaration moved to
7057 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7058 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7059 vect_transform_loop): Likewise.
7060 (vect_transform_stmt): Moved to tree-vect-transform.c.
7061 (vect_align_data_ref, vect_create_destination_var,
7062 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7063 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7064 vect_get_vec_def_for_operand, vect_init_vector,
7065 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7066 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7067 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7068 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7069 vect_do_peeling_for_loop_bound): Likewise.
7071 * tree-vect-analyze.c: New file.
7072 * tree-vect-transform.c: New file.
7074 2005-02-17 Jason Merrill <jason@redhat.com>
7076 PR mudflap/19319, c++/19317
7077 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7080 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7082 * doc/install.texi (Specific): Update link for Darwin-specific
7085 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7087 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7088 constant_boolean_node.
7090 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7093 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7094 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7096 2005-02-16 Richard Henderson <rth@redhat.com>
7099 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7101 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7102 replace uses with Wtype_MAXp1_F.
7103 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7104 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7105 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7106 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7107 and HAVE_TFMODE as appropriate.
7108 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7109 (__floatdisf): Likewise.
7110 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7111 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7112 (Wtype_MAXp1_F): New.
7113 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7114 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7116 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7119 * arm.c (arm_apply_result_size): New function.
7120 * arm.h (APPLY_RESULT_SIZE): Define.
7121 * arm-protos.h (arm_apply_result_size): Add prototype.
7122 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7123 (movxf): New expand.
7124 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7125 (call_value_symbol): Remove predicate for operand 0.
7126 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7127 (untyped_call): Rework to correclty return values for any type.
7128 (untyped_return): New expand.
7129 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7131 2005-02-16 Stan Shebs <shebs@apple.com>
7133 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7134 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7136 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7138 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7139 configure settings on Solaris 7 and later.
7141 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7143 PR tree-optimization/19865
7144 * tree-optimize.c (init_tree_optimization_passes): Run
7145 pass_may_alias after pass_sra.
7147 2005-02-16 Richard Henderson <rth@redhat.com>
7148 Stuart Hastings <stuart@apple.com>
7151 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7152 Do nothing if debug info suppressed for this function.
7153 (dbxout_begin_function): Early exit if debug info suppressed for
7156 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7159 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7161 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7163 PR tree-optimization/19967
7164 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7165 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7166 argument TYPE. Adjust calls to fold_builtin_XXX.
7167 (expand_builtin, fold_builtin_1): Adjust calls to
7169 (fold_builtin_strchr, fold_builtin_strpbrk,
7170 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7171 result to a requested type TYPE.
7173 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7176 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7177 (T)x & (T)cst if (T)cst overflows.
7178 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7179 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7181 2005-02-15 Jeff Law <law@redhat.com>
7183 * gcse.c (blocks_with_calls): New bitmap.
7184 (alloc_gcse_mem): Allocate it.
7185 (free_gcse_mem): Free it.
7186 (clear_modifY_mem_tables): Clear it.
7187 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7188 when we encounter CALL_INSNs.
7189 (compute_transp, case MEM): Handle blocks with calls separate
7190 from blocks without calls. Use bitmap iterators rather than
7193 2005-02-15 Peter O'Gorman <peter@pogma.com>
7196 * mklibgcc.in (vis_hide): Use a temporary object file, not
7199 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7202 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7203 access optimization.
7205 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7206 Alan Modra <amodra@bigpond.net.au>
7209 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7210 (_xlqsub): Rename to __gcc_qsub.
7211 (_xlqmul): Rename to __gcc_qmul.
7212 (_xlqdiv): Rename to __gcc_qdiv.
7213 Provide versioned symbol aliases with old names.
7214 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7215 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7216 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7217 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7218 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7220 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7222 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7223 Fold ~(A - 1) and ~(A + -1) to -A.
7225 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7229 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7230 config/pa/pa-host.c:pa_gt_pch_use_address.
7232 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7234 * tree-vn.c (get_value_handle): Make sure that given an
7235 is_gimple_min_invariant expression, we always return it.
7237 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7239 * passes.c (rest_of_handle_gcse): Fix a comment.
7241 2005-02-15 Jeff Law <law@redhat.com>
7243 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7245 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7246 (canon_list_insert, record_last_mem_set_info): Similarly.
7247 (clear_modify_mem_tables): Similarly.
7249 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7251 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7252 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7253 config/mips/mips.md, config/rs6000/aix.h,
7254 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7256 2005-02-15 Richard Henderson <rth@redhat.com>
7258 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7259 call to be best_edge.
7261 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7263 * basic-block.h: Adjust the prototype for find_basic_blocks.
7264 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7265 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7268 * flow.c (recompute_reg_usage): Remove all arguments.
7269 * passes.c (rest_of_compilation): Adjust the call to
7270 recompute_reg_usage.
7271 * rtl.h: Adjust the prototype for recompute_reg_usage.
7273 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7275 * tree-dump.c (dump_files): Update to reflect new member
7277 (dump_register): Add new argument.
7279 (dump_switch_p_1): Check against glob name if doglob was passed.
7280 (dump_switch_p): Check against regular first, then glob if
7281 we didn't have any hits on the dump name.
7282 * tree-optimize.c (register_one_dump_file):
7283 Pass in glob name as well.
7284 * tree-pass.h (struct dump_file_info): Add glob
7287 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7289 PR preprocessor/16323
7290 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7292 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7295 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7296 (trunctfdf2_internal1): New.
7297 (trunctfdf2_internal2): Renamed from trunctfdf2.
7299 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7301 PR tree-optimization/19853
7302 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7304 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7306 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7307 delete_dead_jumptables and cleanup_cfg.
7309 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7311 * reload.c (find_reloads): Swap address_reloaded flags when
7312 swapping commutative operands.
7314 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7316 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7317 Use standard_iv_increment_position for computing the bsi position
7319 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7322 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7325 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7326 life range of hard registers.
7327 * value-prof.c (insn_prefetch_values_to_profile): Only
7330 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7331 profile in libcalls.
7333 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7335 * bitmap.h (bitmap_and_compl_into): Return bool.
7336 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7338 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7340 PR tree-optimization/19944
7341 * fold-const.c (fold): Re-add ABS_EXPR folding.
7343 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7346 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7347 {TARGET,MASK}_XL_COMPAT.
7348 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7350 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7351 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7353 (rs6000_arg_partial_bytes): Same.
7354 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7355 and XL compatibility enabled.
7356 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7357 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7358 test to final condition.
7359 (cmptf_internal2): New.
7360 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7361 xl-compat. Add TFmode information to description.
7363 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7365 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7367 2005-02-13 Jason Merrill <jason@redhat.com>
7370 * fold-const.c (fold_indirect_ref_1): Split out from...
7371 (build_fold_indirect_ref): Here.
7372 (fold_indirect_ref): New fn.
7373 * tree.h: Declare it.
7374 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7375 (gimplify_modify_expr_rhs): Likewise.
7376 (gimplify_expr): Likewise.
7378 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7380 PR tree-optimization/14303
7381 PR tree-optimization/15784
7382 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7383 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7384 ABS_EXPR<x> != 0 to x != 0.
7386 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7388 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7389 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7390 spelling conventions.
7392 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7393 delete_trivially_dead_insns too many times.
7395 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7398 2005-02-12 Ira Rosen <irar@il.ibm.com>
7400 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7401 (vect_is_simple_iv_evolution): Remove redundant parameter
7403 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7404 without last parameter.
7405 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7406 Return pointer step. Call vect_is_simple_iv_evolution without
7407 last parameter. Check only that the step is multiple of size
7408 type. Remove stmt_vinfo updates.
7409 (vect_get_memtag_and_dr): Remove.
7410 (vect_get_memtag): New function.
7411 (vect_address_analysis): New function.
7412 (vect_object_analysis): New function.
7413 (vect_analyze_data_refs): Call vect_object_analysis and
7414 vect_get_memtag. Update stmt_vinfo fields.
7416 2005-02-12 Ira Rosen <irar@il.ibm.com>
7418 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7419 exist and are objects. Remove checks for pointer.
7420 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7421 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7422 (vect_create_data_ref_ptr): Likewise.
7423 (vect_base_addr_differ_p): New function.
7424 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7425 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7426 Don't set the DR_BASE_NAME field of data-ref.
7427 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7429 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7431 * optabs.h (enum optab_index): Add new OTI_ldexp.
7432 (ldexp_optab): Define corresponding macro.
7433 * optabs.c (init_optabs): Initialize ldexp_optab.
7434 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7436 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7438 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7439 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7441 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7442 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7445 2005-02-12 Ira Rosen <irar@il.ibm.com>
7447 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7449 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7451 (vect_get_base_and_offset): Always return an address.
7452 (vect_create_addr_base_for_vector_ref): Remove treatment for
7453 different data reference types.
7454 (vect_compute_data_ref_alignment): Rename base to base_address in
7455 stmt_vec_info. Get the object in order to force its alignment.
7456 (vect_get_memtag_and_dr): Rename base to base_address in
7457 stmt_vec_info. Extract the object for memtag analysis.
7459 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7461 PR regression/19898.
7462 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7463 changes cc_status, use apply modified_in_p to part of cc_status
7464 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7467 2005-02-11 Richard Henderson <rth@redhat.com>
7469 * tree-complex.c (expand_complex_libcall): New.
7470 (expand_complex_multiplication): Use it for c99 compliance.
7471 (expand_complex_division): Likewise.
7472 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7474 * builtins.c (built_in_names): Remove const.
7475 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7477 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7478 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7479 (built_in_names): Remove const.
7480 * c-common.c (c_common_type_for_mode): Handle complex modes.
7481 * flags.h, toplev.c (flag_complex_method): Rename from
7482 flag_complex_divide_method.
7483 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7484 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7485 * libgcc2.h: Declare them.
7486 * libgcc-std.ver: Export them.
7487 * mklibgcc.in (lib2funcs): Build them.
7489 2005-02-11 Steven Bosscher <stevenb@suse.de>
7491 PR tree-optimization/19876
7492 Partially revert my change from 2005-01-14
7493 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7494 (compute_antic): ...and remove the loop here.
7496 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7499 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7500 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7502 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7503 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7505 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7507 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7508 offsets for the big-endian 32-bit case.
7510 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7512 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7514 2005-02-11 Dale Johannesen <dalej@apple.com>
7516 * cselib.c (cselib_process_insn): Clear out regs where
7517 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7518 * reload.c (find_equiv_reg): Ditto.
7520 2005-02-11 Ian Lance Taylor <ian@airs.com>
7522 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7525 * tree.c (build_function_type_list): Work correctly if there are
7528 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7530 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7531 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7532 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7533 TARGET_ZARCH instead of TARGET_64BIT.
7535 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7537 * config/rs6000/t-rtems:
7538 (MULTILIB_OPTIONS): Remove mcpu=602.
7539 (MUTLILIB_DIRNAMES): Remove m602.
7540 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7541 Let mcpu=602 match mcpu=603.
7542 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7544 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7546 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7549 2005-02-10 David Daney <ddaney@avtrex.com>
7551 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7552 * config/i386/linux-unwind.h: Likewise.
7553 * config/ia64/linux-unwind.h: Likewise.
7554 * config/mips/linux-unwind.h: Likewise.
7555 * config/pa/linux-unwind.h: Likewise.
7556 * config/rs6000/linux-unwind.h: Likewise.
7557 * config/s390/linux-unwind.h: Likewise.
7558 * config/sh/linux-unwind.h: Likewise.
7559 * config/sparc/linux-unwind.h: Likewise.
7561 2005-02-10 Steven Bosscher <stevenb@suse.de>
7563 PR tree-optimization/17549
7564 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7565 TER to replace a DEF with its expression if the DEF and the
7566 rhs of the expression we replace into have the same root
7569 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7571 * config/mips/mips.md: Fix the placement of the match_scratch in the
7574 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7576 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7579 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7581 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7582 (strip_offset): Handle addresses.
7583 (add_address_candidates): Use strip_offset.
7584 (difference_cost): Reflect strip_offset change.
7585 (force_var_cost, difference_cost): Strip nops.
7587 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7589 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7591 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7592 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7593 config/cris/cris-protos.h, config/cris/cris.c: Update
7596 2005-02-10 Jeff Law <law@redhat.com>
7598 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7599 (lookup_avail_expr): Similarly.
7601 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7603 * builtins.c (fold_builtin_powi): New function.
7604 (fold_builtin_1): Call it.
7606 2005-02-10 Steven Bosscher <stevenb@suse.de>
7608 PR documentation/19309
7609 * doc/cpp.texi: The __GNUC__ and related predefined macros
7610 are also defined for the "standalone" cpp.
7611 Some non-GCC compilers may also define __GNUC__.
7613 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7616 * c-typeck.c (common_type): New routine. Old common_type renamed
7618 (c_common_type): ...this.
7619 (build_conditional_expr, build_binary_op): Use c_common_type instead
7622 2005-02-10 Steven Bosscher <stevenb@suse.de>
7624 * doc/md.texi: Replace @samp{length} with @code{length}.
7626 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7628 PR tree-optimization/18687
7629 * tree-flow.h (find_loop_niter): Declare.
7630 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7631 Try using scev even for loops with more than one exit.
7632 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7633 (struct ivopts_data): Added niters field.
7634 (struct nfe_cache_elt): New.
7635 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7637 (tree_ssa_iv_optimize_init): Initialize niters cache.
7638 (determine_number_of_iterations): Removed.
7639 (find_induction_variables): Do not call determine_number_of_iterations.
7640 Access niters for single exit through niter_for_single_dom_exit.
7641 (add_iv_outer_candidates): Access niters for single exit through
7642 niter_for_single_dom_exit.
7643 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7644 number_of_iterations_cond.
7645 (iv_period): New function.
7646 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7647 (may_replace_final_value): Take data argument. Use
7648 niter_for_single_dom_exit.
7649 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7650 (rewrite_use_compare): Pass data to may_eliminate_iv.
7651 (rewrite_use_outer): Pass data to may_replace_final_value.
7652 (free_loop_data): Clean up the niters cache.
7653 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7654 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7655 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7656 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7657 (num_ending_zeros): Moved to tree.c.
7658 * tree.h (num_ending_zeros): Declare.
7659 * tree.c (num_ending_zeros): Moved from tree.c.
7661 2005-02-09 Richard Henderson <rth@redhat.com>
7663 * builtins.c (DEF_BUILTIN): Add COND argument.
7664 * tree.h (DEF_BUILTIN): Likewise.
7665 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7666 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7668 (DEF_BUILTIN_STUB): New.
7669 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7670 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7671 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7672 * c-common.c (DEF_BUILTIN): Add COND argument.
7673 * tree.c (local_define_builtin): New.
7674 (build_common_builtin_nodes): New.
7676 2005-02-09 Roger Sayle <roger@eyesopen.com>
7678 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7679 floating point expression ignoring the sign of the result.
7680 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7681 (fold) <MULT_EXPR>: Use it to simplify x*x.
7682 * tree.h (fold_strip_sign_ops): Prototype here.
7683 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7684 argument. Use fold_strip_sign_ops to simplify the first argument.
7685 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7686 first argument when the second argument is an even integer
7687 constant, but only with -funsafe_math_optimizations.
7688 (fold_builtin_1): Update call to fold_builtin_copysign.
7690 2005-02-09 Ian Lance Taylor <ian@airs.com>
7693 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7694 just check whether EH_FILTER_FAILURE falls through.
7696 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7698 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7699 insns return to ready list in the next turn.
7701 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7704 * builtins.def: New __builtin_powi[lf].
7705 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7706 (expand_builtin_powi): New function.
7707 (expand_builtin): Dispatch to expand_builtin_powi.
7708 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7709 * libgcc2.c: Add __builtin_powi[lf] implementation.
7710 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7711 * optabs.h: Add powi_optab.
7712 * optabs.c (init_optabs): Initialize powi_optab.
7713 * doc/extend.texi: Document __builtin_powi[lf].
7715 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7717 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7720 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7723 * fold-const.c (try_move_mult_to_index): Remove redundant
7724 type argument. Create ADDR_EXPR with correct type.
7725 (fold): Update callers of try_move_mult_to_index. Convert
7726 result to the appropriate type.
7728 2005-02-09 Roger Sayle <roger@eyesopen.com>
7731 * config/avr/avr.c (default_rtx_costs): Delete.
7732 (avr_operand_rtx_cost): New function.
7733 (avr_rtx_costs): Completely rewrite.
7735 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7738 * config/cris/cris.c (in_code): New variable.
7739 (cris_output_addr_const): Now a static function, a wrapper for
7741 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7742 case from old cris_output_addr_const.
7743 (cris_asm_output_label_ref): Similar for LABEL_REF.
7744 (cris_output_addr_const_extra): Similar for UNSPEC.
7745 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7746 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7747 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7749 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7750 (cris_asm_output_label_ref): Declare.
7752 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7754 PR preprocessor/19801
7755 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7756 filenames that changed when libcpp was moved to the toplevel.
7758 2005-02-07 Roger Sayle <roger@eyesopen.com>
7760 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7761 zero extensions of BImode operands. Call lowpart_subreg instead
7762 of gen_lowpart_common and gen_lowpart_SUBREG.
7764 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7767 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7768 * configure.ac: Set cc_for_cross_gnattools.
7769 * configure: Regenerate.
7771 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7774 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7776 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7779 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7780 of nested functions.
7782 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7784 * doc/extend.texi: Document deprecated extensions allowing
7785 static floating-point members to have initializers and allowing
7786 floating-point literals in integral constant expressions.
7788 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7790 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7791 config/darwin7.h, config/mips/mips.c,
7792 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7795 * cse.c: Update comments.
7797 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7800 * builtins.c (fold_builtin_sqrt): Transform
7801 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7804 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7805 Dorit Naishlos <dorit@il.ibm.com>
7807 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7808 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7809 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7811 * tree.h (vect_set_verbosity_level): New extern function declaration
7813 * tree-vectorizer.h (verbosity_levels): New enum type.
7814 * tree-vectorizer.c (vect_debug_stats): Function removed.
7815 (vect_debug_details): Likewise.
7816 (vect_verbosity_level): Global variable was defined and initialized.
7817 (vect_dump): Global variable definition.
7818 (vect_print_dump_info): New function.
7819 (vect_set_dump_settings): New function.
7820 (vect_set_verbosity_level): New function.
7821 (vectorize_loops): Add call to vect_set_dump_settings.
7823 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7824 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7825 (slpeel_tree_peel_loop_to_edge): Likewise.
7827 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7828 appropriate verbosity level instead of call to vect_debug_details
7829 or vect_debug_stats.
7830 (vect_get_base_and_offset):
7831 (vect_create_addr_base_for_vector_ref):
7832 (get_vectype_for_scalar_type):
7833 (vect_create_data_ref_ptr):
7835 (vect_get_vec_def_for_operand):
7836 (vect_finish_stmt_generation):
7837 (vectorizable_assignment):
7838 (vectorizable_operation):
7839 (vectorizable_store):
7840 (vectorizable_load):
7841 (vect_transform_stmt):
7842 (vect_update_ivs_after_vectorizer):
7843 (vect_do_peeling_for_loop_bound):
7844 (vect_update_inits_of_drs):
7845 (vect_do_peeling_for_alignment):
7846 (vect_transform_loop):
7847 (vect_is_simple_use):
7848 (vect_analyze_operations):
7849 (vect_is_simple_iv_evolution):
7850 (vect_analyze_scalar_cycles):
7851 (vect_analyze_data_ref_dependence):
7852 (vect_analyze_data_ref_dependences):
7853 (vect_compute_data_ref_alignment):
7854 (vect_enhance_data_refs_alignment):
7855 (vect_analyze_data_refs_alignment):
7856 (vect_analyze_data_ref_access):
7857 (vect_analyze_data_ref_accesses):
7858 (vect_analyze_pointer_ref_access):
7859 (vect_get_memtag_and_dr):
7860 (vect_analyze_data_refs):
7861 (vect_mark_relevant):
7862 (vect_stmt_relevant_p):
7863 (vect_mark_stmts_to_be_vectorized):
7864 (vect_can_advance_ivs_p):
7865 (vect_get_loop_niters):
7866 (vect_analyze_loop_form):
7867 (vect_analyze_loop):
7868 (vectorize_loops): Likewise.
7870 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7871 (vect_update_inits_of_drs):
7872 (vect_do_peeling_for_alignment):
7873 (vect_transform_loop):
7874 (vect_analyze_operations):
7875 (vect_analyze_scalar_cycles):
7876 (vect_analyze_data_ref_dependences):
7877 (vect_analyze_data_refs_alignment):
7878 (vect_analyze_data_ref_accesses):
7879 (vect_analyze_data_refs):
7880 (vect_mark_stmts_to_be_vectorized):
7881 (vect_get_loop_niters):
7882 (vect_analyze_loop_form):
7883 (vect_analyze_loop): Likewise.
7884 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7886 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7890 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7891 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7892 either -ffast-math or -funsafe-math-optimizations is in use.
7894 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7895 * config/mips/irix-csr.c: New file.
7896 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7897 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7898 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7901 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7903 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7904 redundant, incorrect definitions.
7906 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7908 ("*tls_indirect_call"): New, reference hard regs directly.
7909 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7911 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7913 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7914 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7916 2005-02-06 Roger Sayle <roger@eyesopen.com>
7918 PR rtl-optimization/19800
7919 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7920 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7923 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7925 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7927 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7930 * doc/invoke.texi: Correct documentation of -freorder-functions.
7932 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7935 * doc/invoke.texi: Don't mention gccbug.
7937 2005-02-06 Roger Sayle <roger@eyesopen.com>
7938 Andrew Pinski <pinskia@physics.uc.edu>
7939 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7941 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7942 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7943 into just (zero_extract:SI FOO (const_int 1) BAR).
7945 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7947 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7948 macro locally. Don't give last revision date. Use GCC version
7949 number from gcc-common.texi.
7950 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7951 revision date. Use GCC version number from gcc-common.texi.
7952 Describe being a library as current state rather than as 3.x
7954 * doc/gcc.texi: Remove last update date.
7955 * doc/gccint.texi: Likewise. Update copyright dates.
7956 * doc/install.texi: Update copyright dates.
7958 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7961 * doc/invoke.texi: Mention for each option included in -Wall that
7962 it is included in -Wall.
7963 * doc/gcc.texi: Update copyright and last modification date.
7965 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7967 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7968 unnecessary cast to original induction variable increments.
7970 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7972 PR tree-optimization/18219
7973 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7974 in distributed form.
7976 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7978 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7979 Set bitpos and offset later in the function. Do nothing if the
7980 target is a register and if the bitfield lies completely outside
7982 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7983 here. Return an uninitialised register if the source value is stored
7984 in a register and the bitfield lies completely outside that register.
7986 2005-02-06 Steven Bosscher <stevenb@suse.de>
7988 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7991 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7993 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7995 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7997 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7998 * config/darwin8.h: New.
7999 * config/darwin7.h: Update comment.
8001 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8002 Dorit Naishlos <dorit@il.ibm.com>
8004 * tree-vectorizer.h (LOC): New type.
8005 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8006 (loop_line_number): New field in struct _loop_vec_info.
8007 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8009 * tree-vectorizer.c (input.h): Included.
8010 (find_loop_location): New function.
8011 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8012 loop line number removed.
8013 (vect_debug_details): Likewise.
8014 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8016 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8017 call to vect_debug_details/stats changed from loop to loop_loc.
8018 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8019 (slpeel_tree_peel_loop_to_edge): Likewise.
8021 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8022 changed from NULL to UNKNOWN_LOC.
8023 (vect_get_base_and_offset):
8024 (vect_create_addr_base_for_vector_ref):
8025 (get_vectype_for_scalar_type):
8026 (vect_create_data_ref_ptr):
8028 (vect_get_vec_def_for_operand):
8029 (vect_finish_stmt_generation):
8030 (vectorizable_assignment):
8031 (vectorizable_operation):
8032 (vectorizable_store):
8033 (vectorizable_load):
8034 (vect_transform_stmt):
8035 (vect_update_ivs_after_vectorizer):
8036 (vect_do_peeling_for_loop_bound):
8037 (vect_do_peeling_for_alignment):
8038 (vect_transform_loop):
8039 (vect_is_simple_use):
8040 (vect_analyze_operations):
8041 (vect_is_simple_iv_evolution):
8042 (vect_analyze_scalar_cycles):
8043 (vect_analyze_data_ref_dependences):
8044 (vect_compute_data_ref_alignment):
8045 (vect_enhance_data_refs_alignment):
8046 (vect_analyze_data_ref_access):
8047 (vect_analyze_data_ref_accesses):
8048 (vect_analyze_pointer_ref_access):
8049 (vect_get_memtag_and_dr):
8050 (vect_analyze_data_refs):
8051 (vect_mark_relevant):
8052 (vect_stmt_relevant_p):
8053 (vect_mark_stmts_to_be_vectorized):
8054 (vect_can_advance_ivs_p):
8055 (vect_get_loop_niters):
8056 (vect_analyze_loop):
8057 (vectorize_loops): Likewise.
8059 (vectorizable_load): Argument in call to vect_debug_details/stats
8060 changed from loop to LOOP_LOC (loop_vinfo).
8061 (vect_transform_loop):
8062 (vect_analyze_operations):
8063 (vect_analyze_scalar_cycles):
8064 (vect_analyze_data_ref_dependence):
8065 (vect_enhance_data_refs_alignment):
8066 (vect_analyze_data_ref_accesses):
8067 (vect_analyze_pointer_ref_access):
8068 (vect_analyze_data_refs):
8069 (vect_analyze_loop): Likewise.
8071 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8072 changed from loop to loop_loc.
8074 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8076 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8077 Dorit Naishlos <dorit@il.ibm.com>
8079 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8081 (vect_analyze_data_ref_dependences): Likewise.
8083 (vect_is_simple_use): Argument changed from loop structure to
8084 loop_vect_info structure.
8085 (vect_can_advance_ivs_p): Likewise.
8086 (vect_create_index_for_vector_ref): Likewise.
8087 (vect_update_ivs_after_vectorizer): Likewise.
8088 (new_stmt_vec_info): Likewise.
8090 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8091 changed from loop to loop_vinfo.
8092 (vect_create_data_ref_ptr): First argument in call to
8093 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8094 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8095 was changed from loop to loop_vinfo.
8096 (vectorizable_operation): Likewise.
8097 (vectorizable_store): Likewise.
8098 (vect_mark_stmts_to_be_vectorized): Likewise.
8099 (vect_do_peeling_for_loop_bound): First argument in call to
8100 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8101 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8102 was changed from loop to loop_vinfo.
8103 (vect_analyze_data_ref_dependences): Third argument in call to
8104 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8106 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8107 (vect_create_data_ref_ptr): Likewise.
8108 (vect_init_vector): Likewise.
8109 (vect_get_vec_def_for_operand): Likewise.
8110 (vectorizable_assignment): Likewise.
8111 (vectorizable_operation): Likewise.
8112 (vectorizable_store): Likewise.
8113 (vectorizable_load): Likewise.
8114 (vect_update_ivs_after_vectorizer): Likewise.
8115 (vect_is_simple_use): Likewise.
8116 (vect_analyze_data_ref_dependence): Likewise.
8117 (vect_analyze_pointer_ref_access): Likewise.
8118 (vect_can_advance_ivs_p): Likewise.
8120 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8121 before _stmt_vec_info.
8122 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8123 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8124 (new_stmt_vec_info): Argument changed from loop structure to
8125 loop_vect_info structure
8127 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8128 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8129 (vect_create_addr_base_for_vector_ref): Likewise.
8130 (vect_analyze_pointer_ref_access): Likewise.
8132 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8135 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8136 phi flag if the phi is abnormal.
8138 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8141 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8142 information for the new statement.
8144 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8147 * gcc.c (main): Include the target in -v output.
8149 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8151 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8152 Do not drop the extend if we'd have to add a paradoxical subreg
8153 later. Include optabs.h and insn-codes.h.
8154 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8156 2005-02-02 Roger Sayle <roger@eyesopen.com>
8159 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8160 * fold-const.c (const_binop): Avoid constant folding floating
8161 point operations in modes that use composite representations.
8162 * simplify-rtx.c (simplify_binary_operation): Likewise.
8164 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8166 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8168 (altivec_dstt): Likewise.
8169 (altivec_dstst): Likewise.
8170 (altivec_dststt): Likewise.
8171 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8174 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8176 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8177 EXPR_LOCUS from orig_cond to the new cond_stmt.
8178 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8181 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8183 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8184 standard_iv_increment_position. Remove call to bsi_next
8185 (no need to bump the iterator anymore).
8186 (vect_create_index_for_vector_ref): Call
8187 standard_iv_increment_position. Remove second function argument.
8188 (vect_finish_stmt_generation): Remove call to bsi_next
8189 (no need to bump the iterator anymore).
8190 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8191 to vect_create_index_for_vector_ref.
8193 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8195 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8196 phis are used out of the loop.
8198 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8201 * c-decl.c (undef_nested_function): New variable.
8202 (pop_scope): Diagnose undefined nested functions.
8203 (finish_function): Don't attempt cgraph processing or genericizing
8204 if current top-level function contained an undefined nested
8205 function. Reset undef_nested_function at the end of a top-level
8208 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8210 * tree.c (build_int_cst_type): Take sign of the value into account
8211 when deciding whether sign extend the value.
8213 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8216 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8217 (cpp_options, cc1_options): Change %{std*&ansi} to
8218 %{std*&ansi&trigraphs}.
8220 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8222 * cse.c: Update comments.
8224 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8226 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8227 arguments go on the stack. Do not put complex doubles in odd/even
8230 2005-02-02 Steven Bosscher <stevenb@suse.de>
8232 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8233 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8234 -ftree-pre, and -fthread-jumps.
8236 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8238 PR tree-optimization/19578
8239 * tree-flow.h (modified_noreturn_calls): Declare.
8240 (noreturn_call_p): Declare.
8241 * tree-flow-inline.h (noreturn_call_p): New function.
8242 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8243 * tree-cfg.c (modified_noreturn_calls): New variable.
8244 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8245 that contain a mid-block noreturn call.
8246 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8248 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8250 * df.c (df_def_record_1, df_uses_record): Don't use
8252 * df.h (DF_FOR_REGALLOC): Remove.
8254 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8257 * c-typeck.c (really_start_incremental_init): Reset
8258 constructor_max_index for arrays of incomplete type.
8260 2005-02-02 Jeff Law <law@redhat.com>
8262 * gcse.c (struct reg_set): Store the block index where the register
8263 was set rather than the setting insn.
8264 (record_one_set, compute_transp): Corresponding changes.
8265 (pre_insert_copy_insn): Do not call replace_one_set.
8266 (replace_one_set): Remove.
8268 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8271 * doc/gcov.texi: Fix typo.
8273 2005-02-01 Richard Henderson <rth@redhat.com
8276 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8277 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8279 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8280 * config/i386/i386-protos.h: Update.
8282 2005-02-01 Steven Bosscher <stevenb@suse.de>
8284 PR tree-optimization/19217
8285 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8286 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8287 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8288 that it is walking a PHI node.
8290 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8292 * doc/extend.texi (Nested Functions): Update.
8294 2005-02-01 Richard Henderson <rth@redhat.com>
8297 * optabs.c (expand_copysign_absneg): Export.
8298 * optabs.h (expand_copysign_absneg): Declare.
8299 * config/rs6000/rs6000.md (copysigntf3): New.
8301 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8303 PR tree-optimization/19633
8304 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8305 * tree-ssa-alias.c (init_alias_info): Initialize.
8306 (merge_pointed_to_info): Set.
8307 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8308 (dump_points_to_info_for): Show value of pt_null.
8309 (struct count_ptr_d): Declare.
8310 (find_ptr_dereference): Remove.
8311 (ptr_is_dereferenced_by): Remove.
8312 (count_ptr_derefs): New local function.
8313 (count_uses_and_derefs): New local function.
8314 (compute_points_to_and_addr_escape): Call it. If the number
8315 of dereferences is greater than zero, mark the pointer as
8316 dereferenced. If there are fewer dereferences than uses of
8317 the pointer, the pointer's value escapes.
8319 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8321 PR tree-optimization/19670
8322 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8324 (verify_use): ... set it here, instead.
8326 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8328 * doc/sourcebuild.texi (Test directives): Fix formatting.
8330 * doc/sourcebuild.texi (Test directives): Describe selector
8333 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8335 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8336 specific 64-bit CPUs.
8338 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8341 * arm.c (arm_eliminable_register): New function.
8342 (adjacent_mem_locations): Don't allow eliminable registers. Use
8343 HOST_WIDE_INT for address offsets.
8344 * arm-protos.h (arm_eliminable_register): Add prototype.
8346 2005-02-01 Steven Bosscher <stevenb@suse.de>
8348 PR optimization/15242
8349 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8350 * basic-block.h (duplicate_computed_gotos): Add prototype.
8351 * bb-reorder.c (duplicate_computed_gotos): New function to
8352 duplicate sufficiently small blocks ending in a computed jump.
8353 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8354 if not optimizing for size.
8355 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8356 never do tail merging for blocks ending in a computed jump.
8357 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8359 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8361 Patch from Richard Sandiford <rsandifo@redhat.com>
8362 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8363 from inheriting a subreg equivalence with a non-spill register.
8365 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8367 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8369 * config/frv/frv.c (movcc_fp_destination_operand): New.
8370 (gpr_or_memory_operand): Fix typo in comment.
8371 (gpr_or_memory_operand_with_scratch): New.
8372 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8373 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8374 movcc_fp_destination_operand.
8375 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8376 Legitimize memory addresses using a scratch register.
8378 2005-01-31 Jeff Law <law@redhat.com>
8380 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8381 bitmap a sparse bitmap instead of a simple bitmap.
8382 (mark_def_sites_initialize_block): Corresponding changes.
8383 (ssa_mark_def_sites_initialize_block): Likewise.
8384 (ssa_mark_phi_uses): Likewise.
8385 (mark_def_site, ssa_mark_def_sites): Likewise.
8386 (mark_def_site_blocks): Likewise.
8387 (rewrite_ssa_into_ssa): Likewise.
8389 * tree-ssa-dom.c (record_cond): Pass correct variable type
8390 for last argument to htab_find_slot_with_hash.
8392 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8393 effects when optimizing 0 % X. Do not try to optimize X % 0.
8395 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8397 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8400 2005-02-01 Eric Christopher <echristo@redhat.com>
8402 * config/mips/mips.c (override_options): Warn if -mint64
8404 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8407 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8409 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8411 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8412 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8413 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8414 (cached_regno): Initialize to INVALID_REGNUM.
8415 (cse_reg_info_table_size,
8416 cse_reg_info_table_first_uninitialized,
8417 cse_reg_info_timestamp): New.
8418 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8420 (init_cse_reg_info, get_cse_reg_info_1): New.
8421 (get_cse_reg_info): Cache the last look-up.
8422 (new_basic_block): Update the code to clear mappings from
8423 registers to cse_reg_info entries.
8424 (cse_main): Call init_cse_reg_info.
8426 * cse.c (get_cse_reg_info): Update a comment.
8428 2005-01-31 Steven Bosscher <stevenb@suse.de>
8431 * c-decl.c (start_decl): Do not warn about arrays of elements with
8432 an incomplete type here.
8433 (grokdeclarator): Do it here by making a pedwarn an error.
8434 * c-typeck.c (push_init_level): If there were previous errors with
8435 the constructor type, do not warn about braces for initializers.
8436 (process_init_element): Likewise for excess initializer elements.
8438 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8440 * cse.c (delete_trivially_dead_insn): Don't iterate.
8442 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8444 * config/rs6000/rs6000.md (copysignsf3): New expand.
8445 (copysigndf3): Likewise.
8447 2005-01-31 Steven Bosscher <stevenb@suse.de>
8449 * recog.c (constrain_operands): Only look for earlyclobber operand
8450 conflicts if an '&' constraint was seen.
8452 2005-01-31 Marc Espie <espie@openbsd.org>
8454 * config.gcc: Don't include embedded systems fragment, switches default
8455 debugging format to ELF.
8456 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8457 longer pick it up there.
8459 2005-01-31 Dale Johannesen <dalej@apple.com>
8461 * doc/extend.texi (nested functions): Fix linkage description.
8462 Clarify that static is not allowed.
8464 2005-01-31 Dale Johannesen <dalej@apple.com>
8466 * config/rs6000/darwin.md (movsf_low_di): Make work.
8467 (movdf_low_di): Make work.
8469 2005-01-31 Dale Johannesen <dalej@apple.com>
8471 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8472 Make work for 64 bit.
8474 2005-01-31 Roger Sayle <roger@eyesopen.com>
8475 Dale Johannesen <dalej@apple.com>
8478 * fold-const.c (fold_binary_op_with_conditional_arg):
8479 Make types match original operands, before STRIP_NOPS.
8481 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8483 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8484 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8485 (struct gcc_sigcontext): Delete. Merge contents to..
8486 (struct gcc_ucontext): ..here.
8487 (get_sigcontext): Delete.
8488 (get_regs): New function, like get_sigcontext but return regs ptr.
8489 64-bit version finds regs from r1 to support vdso.
8490 (ppc_linux_aux_vector): New function.
8491 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8494 2005-01-31 Ira Rosen <irar@il.ibm.com>
8496 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8498 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8499 redundant fold. Fix misalignment for MINUS_EXPR.
8500 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8501 (vect_analyze_pointer_ref_access): Likewise.
8502 (vect_get_memtag_and_dr): Likewise.
8504 2005-01-31 Richard Henderson <rth@redhat.com>
8506 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8507 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8508 absnegdf2_i387, absnegxf2_i387): Likewise.
8510 2005-01-31 Richard Henderson <rth@redhat.com>
8513 * optabs.c (expand_copysign_absneg): New.
8514 (expand_copysign_bit): Split out from ...
8515 (expand_copysign): ... here. Use expand_copysign_absneg.
8517 2005-01-30 Roger Sayle <roger@eyesopen.com>
8520 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8521 constant as the second operand and a register as the third.
8523 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8526 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8527 that dllimport'd functions do not use all call-clobbered registers
8530 2005-01-30 Richard Henderson <rth@redhat.com>
8533 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8534 expand_abs_nojump and generalize. Use operand_subword and
8535 emit_no_conflict_block. Support large modes.
8536 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8538 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8539 negation to subtraction.
8540 (expand_copysign): Check that the format has signed zeros.
8541 Use operand_subword and emit_no_conflict_block. Support large modes.
8543 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8545 Fix PR tree-optimization/19624
8547 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8548 * tree-ssa-pre.c: Add cfgloop.h.
8550 (pre_stats): New member, constified.
8551 (inserted_exprs): New static variable.
8552 (NECESSARY): New macro.
8553 (create_expression_by_pieces): Fold the expression, and
8554 mark it as defaulting to not necessary. Also put in
8556 (fully_constant_expression): New function.
8557 (insert_into_preds_of_block): Modify to not insert phis when we
8558 are playing with induction variables.
8559 Push phis onto the inserted_exprs vector, and mark them as not
8560 necessary by default.
8561 (insert_aux): Call fully_constant_expression on eprime.
8562 If all edges produce the same value, mark it constant.
8563 (mark_operand_necessary): New function.
8564 (remove_dead_inserted_code): New function.
8565 (init_pre): Init loop optimizer to get loop info.
8566 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8567 (execute_pre): Commit edge inserts, then remove dead code.
8569 2005-01-30 Richard Henderson <rth@redhat.com>
8571 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8572 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8574 2005-01-30 Richard Henderson <rth@redhat.com>
8577 * config/i386/i386.c (ix86_expand_copysign): New.
8578 (ix86_split_copysign_const): New.
8579 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8580 rearrange op1/nmask operands.
8581 * config/i386/i386-protos.h: Update.
8582 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8583 (copysigndf3): Likewise.
8584 (copysignsf3_const, copysigndf3_const): New.
8585 (copysignsf3_var): Rename from copysignsf3, split out splitter
8586 and fix split predicate for X constraint.
8587 (copysigndf3_var): Similarly.
8589 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8591 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8592 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8593 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8595 2005-01-29 Richard Henderson <rth@redhat.com>
8598 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8599 of # and * in constraints.
8601 2005-01-29 Richard Henderson <rth@redhat.com>
8604 * expr.c (store_field): Don't strip sub-mode cast when the input
8605 data is even smaller.
8607 2005-01-29 Richard Henderson <rth@redhat.com>
8610 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8613 2005-01-29 Richard Henderson <rth@redhat.com>
8615 * combine.c (make_field_assignment): Fix argument order
8618 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8620 PR tree-optimization/15791
8621 * fold-const.c (extract_array_ref): New function.
8622 (fold): Fold comparisons between &a[i] and &a[j] or
8623 semantically equivalent trees.
8625 2005-01-29 Jeff Law <law@redhat.com>
8627 * gcse.c (insert_expr_in_table): Revamp handling of available
8628 and anticipatable occurrence lists to avoid unnecessary list
8630 (insert_set_in_table): Similarly.
8632 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8634 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8636 (c_build_qualified_type): Build qualified array types with
8637 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8638 * c-decl.c (c_make_fname_decl): Build unqualified array type
8639 before qualified type.
8640 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8641 type is qualified, not just if type itself is. Don't apply
8642 qualifiers to array type when declarator is processed. Apply
8643 qualifiers to field type whether or not it is an array type.
8644 Don't handle array types specially for applying qualifiers to
8646 * c-typeck.c (composite_type): Build unqualified element type and
8647 array type when forming composite of array types.
8648 (common_pointer_type, comptypes, comp_target_types,
8649 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8650 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8652 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8653 (args2) in variables a1 and a2.
8655 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8657 * cse.c (n_elements_made, max_elements_made): Remove.
8658 (insert): Don't touch n_elements_made.
8659 (cse_main): Don't touch n_elements_made or max_elements_made.
8661 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8664 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8665 configuration part of dp-bit.c to be lost.
8667 2005-01-28 Roger Sayle <roger@eyesopen.com>
8669 * expmed.c (expand_mult_highpart_optab): When attempting to use
8670 a non-widening multiplication in a wider mode, the operands need
8671 to be converted (zero or sign extended) to that mode.
8673 2005-01-28 Ian Lance Taylor <ian@airs.com>
8677 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8678 through if both operands fall through.
8680 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8682 * cse.c (fold_rtx) <PC>: Don't optimize.
8684 2005-01-28 Jeff Law <law@redhat.com>
8686 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8687 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8689 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8691 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8692 cse_reg_info_used_list_end): Remove.
8693 (cse_reg_info_list, cse_reg_info_list_free): New.
8694 (get_cse_reg_info): When allocating an instance of
8695 cse_reg_info, add it to the beginning of the cse_reg_info_list
8696 list. Remove code to maintain cse_reg_info_used_list.
8697 (new_basic_block): Reset the free list to the beginning of
8700 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8702 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8703 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8704 (frv_expand_mdpackh_builtin): New function.
8705 (frv_expand_builtin): Use it to expand __MDPACKH.
8706 * doc/extend.texi (__MDPACKH): Update documentation.
8708 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8710 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8711 SSE_FLOAT_MODE_P for use_sse computation.
8713 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8716 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8718 2005-01-27 Richard Henderson <rth@redhat.com>
8720 * builtins.c (expand_builtin_copysign): New.
8721 (expand_builtin): Call it.
8722 * genopinit.c (optabs): Add copysign_optab.
8723 * optabs.c (init_optabs): Initialize it.
8724 (expand_copysign): New.
8725 * optabs.h (OTI_copysign, copysign_optab): New.
8726 (expand_copysign): Declare.
8728 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8729 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8731 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8732 (ix86_expand_fp_absneg_operator): ... here.
8733 (ix86_split_copysign): New.
8734 * config/i386/i386-protos.h: Update.
8735 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8736 (copysignsf3, copysigndf3): New.
8738 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8739 (copysignsf3, ncopysignsf3): New.
8740 (copysigndf3, ncopysigndf3): New.
8741 (copysignxf3, ncopysignxf3): New.
8742 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8744 2005-01-27 Arend Bayer <arend.bayer@web.de>
8745 Kazu Hirata <kazu@cs.umass.edu>
8747 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8748 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8749 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8752 2005-01-27 Jeff Law <law@redhat.com>
8754 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8755 definitions of SSA_NAMEs which are not being rewritten.
8756 (rewrite_ssa_into_ssa): Only initialize the current definition
8757 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8758 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8759 SSA_NAMEs before returning.
8761 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8763 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8764 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8765 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8766 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8767 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8769 2005-01-27 Steven Bosscher <stevenb@suse.de>
8772 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8773 higher to -O2 and higher. Likewise for tree PRE.
8774 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8777 2005-01-27 Ian Lance Taylor <ian@airs.com>
8780 * gimple-low.c (try_catch_may_fallthru): New static function.
8781 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8782 * tree-inline.c (expand_call_inline): Don't warn about reaching
8783 the end of a non-void function being inlined if the function uses
8786 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8788 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8791 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8792 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8793 (implicitly_declare): Handle error_mark_node.
8795 2005-01-27 Richard Henderson <rth@redhat.com>
8798 * tree.h (struct tree_decl): Add debug_expr_is_from.
8799 (DECL_DEBUG_EXPR_IS_FROM): New.
8800 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8801 * dwarf2out.c (dwarf2out_var_location): Update to match.
8802 * tree-outof-ssa.c (create_temp): Likewise.
8803 * var-tracking.c (track_expr_p): Likewise.
8804 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8805 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8806 * toplev.c (default_tree_printer): Likewise.
8808 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8810 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8811 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8813 2005-01-27 Steven Bosscher <stevenb@suse.de>
8815 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8816 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8817 ASM_CLOBBERS): Add tree checks.
8819 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8820 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8821 * c-common.def (SWITCH_STMT): Update to match.
8822 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8823 macros instead of SWITCH_EXPR ones.
8824 * c-dump.c (c_dump_tree): Likewise.
8825 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8826 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8828 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8830 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8832 * unwind-dw2.c (execute_stack_op): Add missing cases for
8833 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8835 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8837 * config.gcc (Obsolete configurations): Remove 'dummy', add
8838 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8841 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8843 PR tree-optimization/19633
8844 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8846 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8847 are no call-clobbered variables.
8848 * tree-outof-ssa.c (check_replaceable): Return false for calls
8851 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8853 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8854 even for variables with NULL DECL_INITIAL.
8856 2005-01-26 Stuart Hastings <stuart@apple.com>
8858 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8860 2005-01-26 Richard Henderson <rth@redhat.com>
8863 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8865 * expr.c (store_field): Strip conversions to odd-bit-sized types
8866 if the destination field width matches.
8868 2005-01-26 Richard Henderson <rth@redhat.com>
8870 * c-decl.c, expmed.c, expr.c: Revert last change.
8872 2005-01-26 Richard Henderson <rth@redhat.com>
8875 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8877 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8878 if we don't need the bits above those present in the current mode.
8879 * expr.c (store_field): Strip conversions to odd-bit-sized types
8880 if the destination field width matches.
8882 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8884 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8885 either -ffast-math or -funsafe-math-optimizations is in use.
8887 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8891 * config/avr/avr.c (notice_update_cc): Only set condition code for
8892 ashrqi3 if shift count > 0.
8893 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8894 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8895 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8896 count <= 0 as a no-op, and shift count >= width by copying zero
8897 or sign bit to all bits of the result.
8898 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8899 count, with attribute "length" set to 0 and "cc" set to "none".
8901 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8903 * doc/invoke.texi: Document -mTLS.
8905 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8906 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8907 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8908 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8909 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8910 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8911 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8912 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8914 * configure.ac: Check for a TLS capable gas.
8916 * configure: Regenerate.
8918 2005-01-26 Richard Henderson <rth@redhat.com>
8921 * combine.c (make_field_assignment): Simplify store to zero_extract
8922 from a source with an overlapping mask.
8924 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8926 2004-11-11 Eric Christopher <echristo@redhat.com>
8928 * config/frv/frv.md: Add fr400_integer automaton. Don't
8929 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8932 2005-01-26 Steven Bosscher <stevenb@suse.de>
8935 * cfgbuild.c (make_edges): Do not clear or set
8936 current_function_has_computed_jump.
8937 * function.h (struct function): Remove the has_computed_jump field.
8938 (current_function_has_computed_jump): Do not define.
8939 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8940 in a computed jump. Ignore current_function_has_computed_jump.
8942 2005-01-26 Richard Henderson <rth@redhat.com>
8945 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8946 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8948 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8949 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8950 objects into static storage if they have more than one non-zero value.
8951 * tree.h (categorize_ctor_elements): Update decl.
8953 2005-01-26 Steven Bosscher <stevenb@suse.de>
8956 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8957 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8958 to this function from 2004-07-10.
8959 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8960 the current function for tail call optimizations if the address
8961 of one of it its arguments is taken.
8963 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8965 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8967 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8969 * function.c (expand_function_end): If current_function_calls_alloca,
8970 emit stack restore in a place that is reached when the function falls
8973 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8975 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8976 rule to avoid matching inappropriate suffix rule.
8978 2005-01-26 Jan Hubicka <jh@suse.cz>
8980 PR tree-optimization/19241
8981 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8983 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8985 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8986 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8988 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8989 <sim*>: Always use crt1.o, regardless of N in simN.
8990 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8991 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8992 (CRT_CALL_STATIC_FUNCTION): Remove.
8993 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8994 use crt1.o, regardless of N in simN.
8995 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8996 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8997 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8998 case isystem setting.
8999 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9001 2005-01-25 Ian Lance Taylor <ian@airs.com>
9003 * gimple-low.c (block_may_fallthru): Correct handling of
9004 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9006 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9008 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9009 handlers to match indentation; nested under the mtune=* handler.
9010 Similar for mcpu= and march=.
9012 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9014 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9015 * config/mips/linux64.h (LIB_SPEC): Likewise.
9016 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9017 * config/sh/linux.h (LIB_SPEC): Likewise.
9019 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9021 * config/frv/frv.c (frv_legitimize_tls_address): New.
9022 (TARGET_HAVE_TLS): Define.
9023 (FRV_SYMBOL_REF_TLS_P): Define.
9024 (frv_override_options): Handle new register classes.
9025 (frv_legitimate_address_p): Reject tls addresses.
9026 (frv_legitimize_address): Handle TLS addresses.
9027 (gen_inlined_tls_plt): New.
9029 (frv_legitimize_tls_address): New.
9030 (unspec_got_name): Add TLS entries.
9031 (got12_operand): Add R_FRV_TLSMOFF12 case.
9032 (frv_emit_move): Fixup TLS addresses.
9033 (frv_emit_movsi): Legitimize TLS addresses.
9035 * config/frv/frv.h (MASK_BIG_TLS): New.
9036 (TARGET_BIG_TLS): New.
9037 (HAVE_AS_TLS): Define.
9038 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9039 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9040 (REG_CLASS_NAMES): Same.
9041 (REG_CLASS_CONTENTS): Same.
9042 (CONSTRAINT_LEN): New.
9043 (REG_CLASS_FROM_CONSTRAINT): New.
9044 (PREDICATE_CODES): Add symbolic_operand.
9046 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9047 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9048 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9049 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9050 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9051 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9052 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9053 GR9_REG, GR14_REG, LRREG.
9054 (type): Add load_or_call attribute.
9055 ("load_or_call"): New reservation.
9056 ("call_gettlsoff"): New.
9057 ("tls_indirect_call"): New.
9058 ("tls_load_gottlsoff12"): New.
9059 ("tlsoff_hilo"): New.
9060 ("tls_tlsdesc_ldd"): New.
9061 ("tls_tlsoff_ld"): New.
9064 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9066 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9068 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9069 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9070 * config/frv/frv.c (TLS_BIAS): Define.
9071 (frv_output_dwarf_dtprel): New.
9073 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9075 PR rtl-optimization/19579
9076 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9077 both A and B, see if they don't clobber registers the other expr uses.
9079 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9081 * real.c (do_add): Initialize signalling and canonical members.
9083 * real.c (real_from_integer): Zero out destination.
9085 2005-01-18 Jan Hubicka <jh@suse.cz>
9087 PR tree-optimize/19337
9088 * tree-inline.c (initialize_inlined_parameters): Copy
9089 saved_static_chain_decl only.
9091 2005-01-25 Richard Henderson <rth@redhat.com>
9095 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9096 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9097 80387 enabled, to return a proper subclass. Return the subset that
9098 overlaps with GENERAL_REGS for PLUS.
9099 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9101 2005-01-25 Richard Henderson <rth@redhat.com>
9104 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9106 2005-01-25 Roger Sayle <roger@eyesopen.com>
9108 * expmed.c (choose_multiplier): Change interface to return the
9109 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9110 (expand_divmod): Update calls to choose_multiplier.
9112 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9115 * expmed.c (extract_bit_field): Use adjust_address instead of
9116 gen_lowpart when op0 is a MEM.
9118 2005-01-24 Steven Bosscher <stevenb@suse.de>
9120 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9122 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9124 * config/mips/irix-csr.c: New file.
9125 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9126 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9127 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9130 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9133 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9134 sparc/elf.h, add sparc/sp-elf.h.
9135 (sparc-*-rtems*): Likewise.
9136 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9137 tm-dwarf2.h, add sparc/sp-elf.h.
9138 (sparc86x-*-elf): Likewise.
9139 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9140 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9141 TARGET_OS_CPP_BUILTINS.
9142 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9143 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9145 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9146 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9147 (SWITCH_TAKES_ARG): Likewise.
9148 (LOCAL_LABEL_PREFIX): Likewise.
9149 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9150 (TARGET_N_FORMAT_TYPES): Delete.
9151 (TARGET_FORMAT_TYPES): Likewise.
9152 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9153 * config/sparc/elf.h: Delete.
9154 * config/sparc/sp-elf.h: New file.
9156 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9158 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9159 * tree-flow.h: Remove the corresponding prototype.
9160 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9161 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9163 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9166 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9167 for AIX ABI or ELF -fPIC.
9168 (rs6000_emit_load_toc_table): Don't create toc_section here.
9169 (rs6000_xcoff_file_start): Nor here.
9171 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9173 * sh.c (ra.h): Don't #include.
9174 (hard_regs_intersect_p): New function, resurrected from ra.c.
9176 * sh.c: Fix 1996 Copyright.
9178 2005-01-24 Richard Henderson <rth@redhat.com>
9179 Aldy Hernandez <aldyh@redhat.com>
9181 * regrename.c (note_sets): Handle subregs.
9183 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9186 * genconditions.c (write_header, write_conditions): Elide file if
9189 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9191 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9192 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9195 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9197 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9198 expand_builtin_printf, expand_builtin_fprintf,
9199 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9200 checking against POINTER_TYPE.
9201 (validate_arglist): Handle POINTER_TYPE code by checking
9204 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9206 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9208 (for_each_rtx): Call for_each_rtx_1.
9209 * rtl.h (init_rtlanal): Declare.
9210 * toplev.c (backend_init): Call init_rtlanal.
9212 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9214 * flow.c (propagate_one_insn): Formatting.
9217 * flow.c (libcall_dead_p): Be more conservative if unsure.
9218 If there are any instructions between insn and call, see if they are
9219 all dead before saying the libcall is dead.
9221 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9223 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9224 operand constraint for operand 0.
9226 2005-01-23 Richard Henderson <rth@redhat.com>
9229 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9230 edges leading to join block.
9232 2005-01-23 Roger Sayle <roger@eyesopen.com>
9234 * expmed.c (expand_mult_highpart): Make static. Change type of
9235 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9236 (expand_divmod): Updates calls to expand_mult_highpart by using
9237 gen_int_mode to pass a CONST_INT rtx.
9238 * rtl.h (expand_mult_highpart): Remove prototype.
9240 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9242 * flow.c (regset_bytes, regset_size): Remove.
9244 * cfganal.c: Fix a reference to Harvey's paper.
9246 2005-01-23 Steven Bosscher <stevenb@suse.de>
9248 PR rtl-optimization/19464
9249 * tree-optimize.c (init_tree_optimization_passes): Add one more
9250 copyrename pass just before out-of-ssa.
9252 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9255 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9256 * ggc-none.c (ggc_free): Define.
9258 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9260 * cse.c (max_reg, max_insn_uid): Remove.
9261 (cse_main): Don't access max_reg or max_insn_uid.
9263 * c-common.c (explicit_flag_signed_bitfields,
9264 lang_statement_code_p, lang_expand_function_end): Remove.
9265 * c-common.h: Remove the corresponding declarations.
9266 * c-opts.c (c_common_handle_option): Remove all write access
9267 to explicit_flag_signed_bitfields.
9269 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9270 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9271 * cgraph.h: Remove the corresponding declaration.
9273 * gcse.c (null_pointer_info): Remove.
9275 2005-01-23 Roger Sayle <roger@eyesopen.com>
9276 Eric Botcazou <ebotcazou@libertysurf.fr>
9278 * combine.c (simplify_logical): Only simplify logical expressions
9279 of the form ior(and(x,y),z) by the inverse distributive law if the
9280 result is cheaper than the original.
9282 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9284 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9285 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9286 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9287 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9288 config/freebsd-spec.h, config/arm/arm.h,
9289 config/h8300/h8300.md, config/i386/i386.md,
9290 config/i386/predicates.md, config/i386/sse.md,
9291 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9292 config/vax/vax.md: Fix comment typos. Follow spelling
9295 2005-01-23 Steven Bosscher <stevenb@suse.de>
9297 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9298 tests, instead of `less than'.
9300 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9302 * function.c (assign_parm_setup_block): When creating a new stack slot
9303 for a parameter, get its alignment from the parameter's DECL_ALIGN
9304 rather than the type's TYPE_ALIGN. Make sure that the parameter
9305 is at least word aligned.
9307 2005-01-22 Roger Sayle <roger@eyesopen.com>
9310 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9312 2005-01-22 Richard Henderson <rth@redhat.com>
9315 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9316 in both compare operands.
9317 (movdfcc_1_sse_max): Likewise.
9318 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9319 (movdfcc_1_sse): Likewise.
9320 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9321 scratch register as needed.
9323 2005-01-22 Richard Henderson <rth@redhat.com>
9325 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9327 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9329 2005-01-22 Richard Henderson <rth@redhat.com>
9331 * genopinit.c (optabs): Use smin/smax for floating point too.
9332 * doc/md.texi: Update to match. Clarify that floating point
9333 results are undefined for +0/-0 and NaN.
9334 * doc/rtl.texi: Likewise.
9335 * rtl.def (SMIN, SMAX): Likewise
9336 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9338 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9339 leading 's' to the name.
9340 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9341 smaxxf3, sminxf3): Likewise.
9342 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9345 2005-01-22 Paul Brook <paul@codesourcery.com>
9347 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9349 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9351 * config/s390/s390.c (struct processor_costs): New fields
9352 dlgr, dlr, dr, dsgfr, dsgr.
9353 (z900_cost, z990_cost): Values for new fields.
9354 (s390_rtx_costs): New cases MEM und COMPARE in switch
9355 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9356 DIV, MOD, UDIV, UMOD.
9358 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9360 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9361 into the register being decremented.
9362 ("doloop_si31", "doloop_di"): Likewise.
9363 ("*doloop_si_long"): Adapt pattern.
9365 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9367 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9369 (CLASS_MAX_NREGS): Likewise.
9371 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9373 * doc/tree-ssa.texi (Statement Operands): Add example for new
9374 must-def macro. Note deprecation of old operands interface.
9376 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9378 PR tree-optimization/19484
9379 * tree-cfg.c (remove_fallthru_edge): New function.
9380 (cleanup_control_flow): Remove fallthru edges from calls that are
9381 now known not to return.
9383 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9385 Fix PR tree-optimization/19038
9386 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9387 copies with loop variant ones.
9389 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9391 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9392 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9393 config/alpha/alpha.md, config/alpha/predicates.md,
9394 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9395 config/sparc/sol2.h: Update copyright.
9397 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9398 first label to see if it is a nonlocal label.
9400 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9401 Andrew Pinski <pinskia@physics.uc.edu>
9404 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9405 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9407 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9409 * config/rs6000/rtems.h: Update copyright.
9411 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9414 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9415 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9416 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9418 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9421 * c-typeck.c (convert_arguments): Check for error_mark_node.
9423 2005-01-21 Ian Lance Taylor <ian@airs.com>
9425 PR tree-optimization/13000
9426 * tree-inline.c: Include "tree-flow.h".
9427 (expand_call_inline): If warn_return_type, warn if non-void inline
9428 function falls through.
9429 * tree-cfg.c (execute_warn_function_return): Don't warn about
9430 control reaching end if TREE_NO_WARNING is set. Set
9432 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9434 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9435 branch if we don't need one.
9436 * c-typeck.c: Include "tree-flow.h"
9437 (c_finish_bc_stmt): Don't add a goto if the current statement
9438 list doesn't fall through to the current point.
9440 2005-01-21 Roger Sayle <roger@eyesopen.com>
9442 PR rtl-optimization/576
9443 * real.c (real_arithmetic): Change return type from void to bool
9444 to return an indication that the result may be inexact.
9445 * real.h (real_arithmeric): Update prototype.
9446 * fold-const.c (const_binop): Don't constant fold floating
9447 point expressions when the user specifies -frounding-math and
9448 the result may depend upon the run-time rounding mode.
9449 (fold_convert_const_real_from_real): Clean-up.
9450 (fold_initializer): Ignore flag_rounding_math for initializers.
9451 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9452 constant fold FP operations with flag_rounding_math if the
9453 result may depend upon the run-time rounding mode.
9455 2005-01-21 Tom Tromey <tromey@redhat.com>
9457 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9459 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9461 * tree-cfg.c: Fix comment typos.
9463 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9465 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9466 around the call to rest_of_handle_branch_target_load_optimize.
9468 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9470 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9471 (sparc64-*-openbsd*): Likewise.
9472 (sparclite-*-elf*): Include tm-dwarf2.h.
9473 (sparc86x-*-elf*): Likewise.
9474 (sparc64-*-elf*): Likewise.
9475 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9476 (DBX_DEBUGGING_INFO): Likewise.
9477 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9478 (PREFERRED_DEBUGGING_TYPE): Likewise.
9479 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9480 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9481 (PREFERRED_DEBUGGING_TYPE): Likewise.
9482 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9483 (PREFERRED_DEBUGGING_TYPE): Likewise.
9484 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9486 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9489 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9491 2005-01-20 Paul Brook <paul@codesourcery.com>
9493 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9495 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9497 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9498 label is first in a sequence of labels.
9500 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9502 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9503 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9505 * doc/sourcebuild.texi (Test Directives): New.
9507 2005-01-20 Roger Sayle <roger@eyesopen.com>
9509 * real.c (real_floor): Don't leave the result uninitialized when
9510 mode is VOIDMode, but return the unrounded intermediate value.
9511 (real_ceil): Likewise.
9513 2005-01-20 Paul Brook <paul@codesourcery.com>
9515 * config/arm/arm.md (insv): Use gen_int_mode.
9517 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9519 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9520 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9521 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9522 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9523 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9525 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9528 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9529 fbreg, so we have to assume we can't.
9530 (loc_descriptor_from_tree_1): Ditto.
9531 (containing_function_has_frame_base): New function.
9532 (add_location_or_const_value_attribute): Use it.
9533 Also try to generate a frame_base from a single element location
9536 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9538 PR tree-optimization/15349
9539 * timevar.def (TV_TREE_MERGE_PHI): New.
9540 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9542 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9543 calls to tree_forwarder_block_p.
9544 (remove_forwarder_block_with_phi, merge_phi_nodes,
9545 gate_merge_phi, pass_merge_phi): New.
9546 * tree-optimize.c (init_tree_optimization_passes): Add
9548 * tree-pass.h: Add an extern for pass_merge_phi;
9550 2005-01-20 Richard Henderson <rth@redhat.com>
9553 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9554 (_mm_castps_pd, _mm_castps_si128): New.
9555 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9557 2005-01-20 Richard Henderson <rth@redhat.com>
9560 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9561 __builtin_ia32_vec_init_v2si.
9562 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9563 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9564 (ix86_init_mmx_sse_builtins): Create it.
9565 (ix86_expand_builtin): Expand it.
9566 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9567 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9568 (vec_extractv2si_0, vec_extractv2si_1): New.
9570 2005-01-20 Richard Henderson <rth@redhat.com>
9573 * config/i386/i386.c (ix86_expand_push): New.
9574 * config/i386/mmx.md (push<MMXMODE>1): New.
9575 * config/i386/sse.md (push<SSEMODE>1): New.
9576 * config/i386/i386-protos.h: Update.
9578 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9580 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9583 2005-01-20 Richard Henderson <rth@redhat.com>
9585 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9586 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9588 2005-01-19 Richard Henderson <rth@redhat.com>
9591 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9592 to V4SFmode in SSE1 fallback load path.
9594 2005-01-19 Richard Henderson <rth@redhat.com>
9596 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9597 in QImode expansion to ix86_expand_vector_set.
9598 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9600 2005-01-19 Richard Henderson <rth@redhat.com>
9603 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9604 subclass of the input class.
9605 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9606 Always true for cross-SSE1 classes. Rationalize conditionals.
9607 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9608 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9609 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9610 (movdi_2): Add MMX/SSE zeros.
9611 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9612 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9613 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9614 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9615 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9616 (zero_extendsidi2_rex64_1): Remove.
9617 (MOV0 peephole): Check GENERAL_REG_P.
9619 2005-01-19 Richard Henderson <rth@redhat.com>
9622 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9624 (ix86_expand_vector_extract): Likewise.
9626 2005-01-19 Richard Henderson <rth@redhat.com>
9629 * expr.c (emit_move_change_mode): New argument force; use
9630 simplify_gen_subreg if true.
9631 (emit_move_via_alt_mode): Merge into ...
9632 (emit_move_via_integer): ... here.
9633 (emit_move_ccmode): Use emit_move_change_mode directly.
9635 2005-01-19 Richard Henderson <rth@redhat.com>
9638 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9639 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9640 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9642 (alpha_emit_set_const): Likewise. Make static.
9643 (alpha_emit_set_long_const): Make static.
9644 (alpha_extract_integer): Split out from alpha_expand_mov.
9645 (alpha_split_const_mov): Likewise.
9646 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9647 (alpha_legitimate_constant_p): New.
9648 * config/alpha/alpha-protos.h: Update.
9649 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9650 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9651 * config/alpha/alpha.md (movsi): Add n alternative.
9652 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9653 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9654 (splitters for all of the above): Use alpha_split_const_mov.
9655 * config/alpha/predicates.md (non_add_const_operand): New.
9656 (non_zero_const_operand): New.
9657 (input_operand): Use alpha_legitimate_constant_p after reload.
9659 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9661 PR tree-optimization/19038
9662 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9663 (add_candidate): Add ivs with increment in latch only if
9664 allow_ip_end_pos_p is true.
9665 (determine_iv_cost): Use empty_block_p.
9667 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9669 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9670 (compute_dominance_frontiers): Ditto.
9672 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9675 * config/sh/t-rtems: New.
9676 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9678 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9680 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9681 the offset of the selected field.
9683 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9685 * tree-cfg.c (remove_forwarder_block): Fix the check to
9686 prevent a nonlocal label from appearing in the middle of a
9689 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9691 PR rtl-optimization/19462
9692 * reorg.c (find_end_label): Create return insn only if
9693 current_function_epilogue_delay_list is empty.
9695 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9697 * doc/passes.texi: Remove paragraph mentioning new-ra.
9699 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9701 PR rtl-optimization/15139
9702 * combine.c: Include params.h.
9703 (count_rtxs): New function.
9704 (record_value_for_reg): If replace_rtx would replace at least
9705 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9706 (clobber (const_int 0)) instead of TEM.
9707 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9708 * params.h (MAX_LAST_VALUE_RTL): New.
9709 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9710 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9713 * c-typeck.c (digest_init): Only call build_vector if all constructor
9714 elements are *_CST nodes.
9715 * gimplify.c (gimplify_init_constructor): Likewise.
9718 * c-typeck.c (digest_init): Only call build_vector if inside_init
9721 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9723 * toplev.c (init_asm_output): Remove dead #ifdef.
9725 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9727 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9729 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9731 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9732 accessing DECL_FUNCTION_CODE.
9733 * dojump.c (do_jump): Likewise.
9734 * gimplify.c (gimplify_call_expr): Likewise.
9735 * predict.c (expr_expected_value): Likewise.
9736 (strip_builtin_expect): Likewise.
9737 * tree-inline.c (estimate_num_insns_1): Likewise.
9738 * tree-ssa-loop-im.c (stmt_cost): Likewise
9739 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9740 (tree_expr_nonnegative_p): Likewise.
9742 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9744 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9745 variant of the load_pcrel_sym pattern.
9746 * config/sparc/sparc.md (P macro): Move to the top.
9747 (load_pcrel_sym): Macroize using P.
9748 (save_register_window): Likewise.
9750 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9752 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9755 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9758 * c-typeck.c (build_asm_expr): Strip nops off
9759 input memory operands.
9761 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9763 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9764 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9765 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9766 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9768 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9771 * config/i386/i386.c (override_options): If the 80387 is disabled,
9772 then do not return FP values using FP registers.
9774 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9776 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9777 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9778 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9779 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9780 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9781 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9782 output.h, postreload-gcse.c, postreload.c, recog.c,
9783 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9784 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9785 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9786 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9787 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9788 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9789 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9790 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9792 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9793 config/alpha/alpha.c, config/arm/vfp.md,
9794 config/i386/emmintrin.h, config/i386/i386-modes.def,
9795 config/i386/i386-protos.h, config/i386/i386.h,
9796 config/i386/pmmintrin.h, config/i386/ppro.md,
9797 config/i386/predicates.md, config/i386/xmmintrin.h,
9798 config/i860/i860.c, config/ia64/ia64-modes.def,
9799 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9800 config/ia64/ia64.md, config/ia64/itanium1.md,
9801 config/ia64/itanium2.md, config/ia64/predicates.md,
9802 config/iq2000/iq2000.h, config/mips/linux64.h,
9803 config/rs6000/aix41.h, config/rs6000/aix43.h,
9804 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9805 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9806 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9807 config/sparc/linux64.h, config/sparc/litecoff.h,
9808 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9809 config/sparc/sparc.h, config/sparc/sparc.md,
9810 config/sparc/sysv4-only.h: Update copyright.
9812 2005-01-18 Richard Henderson <rth@redhat.com>
9815 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9817 2005-01-18 Marc Espie <espie@openbsd.org>
9818 * config/i386/openbsdelf.h: Typo.
9820 2005-01-18 Richard Henderson <rth@redhat.com>
9822 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9823 special case for sse.
9824 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9826 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9828 * tree-inline.c (estimate_num_insns_1): Added cases for
9829 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9831 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9833 PR rtl-optimization/19296
9834 * combine.c (simplify_comparison): Rewrite the condition under
9835 which a non-paradoxical SUBREG of a PLUS can be lifted when
9836 compared against a constant.
9838 2005-01-18 Andi Kleen <ak@muc.de>
9840 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9841 * c.opt (-Wpointer-sign): Add.
9842 * doc/invoke.texi: (-Wpointer-sign): Add.
9844 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9846 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9847 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9848 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9849 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9850 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9851 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9852 for TARGET_MIX_SSE_I387.
9853 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9854 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9855 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9856 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9857 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9858 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9859 TARGET_MIX_SSE_I387.
9860 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9863 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9866 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9867 Add movaps alternative for xmm reg->reg move.
9869 2005-01-17 Jeff Law <law@redhat.com>
9871 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9872 at the end of the main DOM loop rather than just before DOM exits.
9874 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9876 PR tree-optimization/19121
9877 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9878 adding aliases to a name tag, also add them to the pointer's
9880 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9881 sensitive alias info at all. Only check that the two pointers
9882 have compatible pointed-to sets.
9883 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9884 a pointer's type tag is a superset of the alias set of the
9887 2005-01-17 James E Wilson <wilson@specifixinc.com>
9890 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9891 comment to document why.
9893 2005-01-17 Richard Henderson <rth@redhat.com>
9895 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9896 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9897 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9898 sse2_vmsminv2df3_finite): New.
9899 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9900 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9901 Force op1 into register.
9903 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9905 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9906 bubblestrap from always rebuilding build directory.
9908 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9910 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9911 ("*cmpmem_short"): Likewise.
9913 2005-01-17 Steven Bosscher <stevenb@suse.de>
9915 * basic-block.h: Document BB_* flags.
9916 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9917 use an sbitmap instead.
9918 * sched-rgn.c (compute_trg_info): Likewise.
9920 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9922 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9923 redundant target_cpu_default and extra_parts lines. Use the default
9925 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9926 (SUBTARGET_EXTRA_SPECS): Delete.
9927 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9928 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9929 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9930 and "n32" for -mabi=n32.
9932 2005-01-17 Ian Lance Taylor <ian@airs.com>
9935 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9936 fold constant variables into initial values.
9938 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9940 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9942 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9943 through the statements backward.
9945 2005-01-17 Ian Lance Taylor <ian@airs.com>
9947 PR middle-end/13127:
9948 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9949 a variable set to the return value of the inlined function.
9951 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9953 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9954 when modes are tieable.
9956 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9958 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9959 of pthread_create to find out if threads are enabled.
9960 * gthr-posix95.h (__gthread_active_p): Likewise.
9962 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9964 * common.opt (-fnew-ra): Remove.
9966 * toplev.h (flag_new_regalloc): Remove.
9967 * Makefile.in (ra*.*): Don't mention.
9968 * passes.c (rest_of_handle_new_regalloc): Remove.
9969 (rest_of_handle_combine, rest_of_compilation): Always consider
9970 flag_new_regalloc as false.
9971 * doc/invoke.texi: Don't document -fnew-ra.
9973 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9975 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9976 last parameter to reg_scan.
9977 * loop.c (loop_optimize): Likewise.
9978 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9979 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9980 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9981 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9982 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9983 * regclass.c (reg_scan): Likewise, for the declaration.
9984 * rtl.h (reg_scan): Likewise, for the prototype.
9986 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9988 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9989 mark_dfs_back_edges.
9991 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9993 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9994 (compute_avail): Uses don't go in tmp_gen.
9996 2005-01-16 Steven Bosscher <stevenb@suse.de>
9998 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9999 loop to look for a free slot in a page entry.
10001 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10004 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10005 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10006 just before targetm.asm_out.file_end.
10007 * tree.h (process_pending_assemble_output_defs): Declare.
10008 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10010 (assemble_alias): Defer generation of assembly code for defines when
10011 TARGET_DEFERRED_OUTPUT_DEFS is true.
10012 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10013 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10014 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10016 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10019 * pa.c (pa_scalar_mode_supported_p): New function.
10020 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10021 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10023 * pa-protos.h (prefetch_operand): Delete.
10024 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10025 * pa.c (prefetch_operand): Delete.
10026 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10027 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10028 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10029 and prefetch_nocc_operand.
10030 * pa.md (prefetch): Rework to avoid reload problems handling short
10031 displacements when a cache control completer needs to be provided.
10032 (prefetch_32, prefetch_64): Delete.
10033 (prefetch_cc, prefetch_nocc): New patterns.
10035 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10037 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10039 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10042 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10043 exceeds maximum alignment for global common data.
10044 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10045 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10047 2004-01-15 Roger Sayle <roger@eyesopen.com>
10049 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10051 2004-01-15 Roger Sayle <roger@eyesopen.com>
10053 * harg-reg-set.h (reg_class_names): Prototype global array.
10054 * regclass.c (reg_class_names): Declare here and initialize to
10056 (dump_regclass): Remove local declaration of reg_class_names.
10057 (regclass): Likewise.
10058 * cfg.c (dump_flow_info): Likewise.
10059 * ra-debug.c (reg_class_names): Likewise.
10060 * regrename.c (reg_class_names): Likewise.
10061 * reload.c (reg_class_names): Likewise.
10062 * reload1.c (spill_failure): Likewise.
10063 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10065 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10067 * config/s390/s390.md ("reload_outti"): Remove predicate for
10068 output operand. Abort if operand is not a MEM.
10069 ("reload_outdi", "reload_outdf"): Likewise.
10071 2005-01-15 Marc Espie <espie@openbsd.org>
10073 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10074 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10075 * config/openbsd.h: Fix C++ includes for native configurations.
10076 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10077 Add trampoline support.
10078 * config/i386/openbsdelf.h: New.
10080 2005-01-15 Marc Espie <espie@openbsd.org>
10082 * collect2.c (main): Explicitly parse -dynamic-linker option.
10084 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10086 PR tree-optimization/19060
10087 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10088 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10089 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10090 and handle extract_range_from_cond returning false.
10091 * fold-const.c (fold): Optimize comparisons with min/max even for
10092 width > HOST_BITS_PER_WIDE_INT.
10094 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10096 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10097 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10098 Remove little endian multilib variants.
10099 Add mips32 multilib variant.
10101 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10103 * explow.c (copy_all_reg, stabilize): Remove.
10104 * expr.h: Remove the corresponding prototypes.
10106 * rtlanal.c (regs_set_between_p): Remove.
10107 * rtl.h: Remove the corresponding prototype.
10109 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10111 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10112 to rs6000_nonimmediate_operand.
10113 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10114 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10115 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10116 rs6000_nonimmediate_operand.
10117 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10118 rs6000_nonimmediate_operand.
10120 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10122 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10124 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10126 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10128 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10129 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10131 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10132 (rs6k_nonimmediate_operand): New.
10133 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10135 (legitimate_lo_sum_address_p): Same.
10136 (rs6000_legitimize_address): Same.
10137 (rs6000_legitimize_reload_address): Same.
10138 (rs6000_legitimate_address): Same.
10139 (spe_build_register_parallel): Pass DF and DC modes in a DI
10142 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10143 to rs6k_nonimmediate_operand.
10145 * config/rs6000/spe.md ("*frob_df_di"): New.
10146 ("*frob_di_df"): New.
10147 ("*frob_di_df_2"): New.
10148 ("*mov_sidf_e500_subreg0"): New.
10149 ("*mov_sidf_e500_subreg4"): New.
10150 ("*movdf_e500_double"): Change predicate to
10151 rs6k_nonimmediate_operand.
10153 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10155 * postreload.c (move2add_note_store): Only call
10156 trunc_int_for_mode on scalar integers.
10158 2005-01-14 Steven Bosscher <stevenb@suse.de>
10160 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10161 replace BB_VISITED uses.
10162 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10163 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10164 (tree_dce_done): Free visited_control_parents.
10165 (perform_tree_ssa_dce): Allocate and clear it.
10166 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10167 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10168 instead of BB_VISITED.
10170 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10172 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10173 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10174 Remove unused prototypes.
10176 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10178 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10179 64-bit register usage.
10180 (spe_func_has_64bit_regs_p): Add FIXME note.
10182 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10184 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10185 flag_finite_math_only with flag_unsafe_math_optimizations.
10187 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10189 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10190 end-of-stack check.
10191 (__tpf_eh_return): Copy TPF private stack area from the module
10192 boundary stack frame. Add check for when module addresses are
10193 equal, but no stub address is found.
10195 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10198 * arm.h (struct machine_function): Add call_via field.
10199 (thumb_call_via_label): Declare.
10200 * arm.c (thumb_call_via_label): New variable.
10201 (thumb_call_reg_needed): New variable.
10202 (arm_output_function_epilogue): For Thumb code, output any per-function
10203 call-indirect trampolines.
10204 (thumb_call_via_reg): New function.
10205 (arm_file_end): New function.
10206 (TARGET_ASM_FILE_END): Call arm_file_end.
10207 (aof_file_end): Likewise.
10208 * arm-protos.h (thumb_call_via_reg): Declare.
10209 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10210 thumb_call_via_reg in normal case.
10212 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10214 PR middle-end/19084
10215 PR rtl-optimization/19348
10216 * recog.c (peephole2_optimize): Do global life update if some peephole
10217 decides it doesn't need at least one of its inputs and that change
10218 influences liveness at the start of the basic block.
10220 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10221 arguments instead of 1.
10223 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10225 PR middle-end/18820
10226 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10227 zero for nested functions needing a static chain or functions
10228 with a non-constant address.
10230 2005-01-13 Roger Sayle <roger@eyesopen.com>
10232 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10233 (and (sign_extend X) C) into (zero_extend (and X C)).
10235 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10237 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10239 2005-01-13 Richard Henderson <rth@redhat.com>
10244 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10245 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10246 not just TARGET_SSE.
10247 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10248 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10249 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10250 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10251 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10252 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10253 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10254 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10255 (movdicc_c_rex64): Rename with '*'.
10256 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10257 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10258 (movsfcc_1_387): Rename from movsfcc_1.
10259 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10260 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10261 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10262 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10263 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10264 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10265 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10266 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10267 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10268 sse_movdfcc_const0_4): Remove.
10269 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10270 recognize min/max early. Update for changed sse cmove patterns.
10271 (ix86_split_sse_movcc): New.
10272 * config/i386/i386-protos.h: Update.
10274 2005-01-13 Steven Bosscher <stevenb@suse.de>
10276 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10277 (fix_stmt_v_may_defs): Likewise.
10279 2005-01-13 Richard Henderson <rth@redhat.com>
10281 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10282 for converting the mask.
10284 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10286 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10289 2005-01-13 Richard Henderson <rth@redhat.com>
10291 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10292 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10293 IX86_BUILTIN_MOVDQ2Q): Remove.
10294 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10295 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10296 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10298 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10299 (sse2_pextrw): Fix immediate constraint.
10300 (sse2_loadq, sse2_loadq_rex64): Remove.
10301 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10302 Use __builtin_ia32_vec_ext_<size>.
10303 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10305 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10307 * function.c (assign_parm_setup_block): Look inside original
10308 entry_parm when inspecting PARALLEL.
10310 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10311 Joel Sherrill <joel@oarcorp.com>
10314 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10315 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10316 rtems_gxx_recursive_mutex_init.
10317 (__gthread_recursive_mutex_lock): New function.
10318 (__gthread_recursive_mutex_trylock): Likewise.
10319 (__gthread_recursive_mutex_unlock): Likewise.
10321 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10323 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10325 2005-01-13 Jan Beulich <jbeulich@novell.com>
10327 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10328 (ashrti3_internal): Indicate output is early clobber. Generate result
10329 into output rather than first input. Use move for low word of output
10330 if shift count is exactly 64.
10331 (lshrti3_internal): Likewise.
10333 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10337 * reload1.c (delete_output_reload): Don't delete an output reload
10338 if the pseudo lives longer than a single basic block. Adjust and
10339 improve wording of comment.
10341 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10344 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10345 of TYPE_SIZE where we mean the number of bytes.
10347 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10349 * function.c (assign_parm_setup_block): Relax condition on
10350 multi-register optimization.
10352 2005-01-12 Nick Clifton <nickc@redhat.com>
10354 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10355 an "in_delay_slot" attribute of "no" to prevent them being used in
10356 delay slots. This is forbidden because they might generate
10359 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10362 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10363 with r->Y and Y->r.
10365 2005-01-12 Nick Clifton <nickc@redhat.com>
10367 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10368 passed on to GAS) but do not define, as GAS no longer supports or
10369 needs the -m2000 option.
10371 2005-01-11 Roger Sayle <roger@eyesopen.com>
10373 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10374 type as args of unprototyped builtins aren't automatically promoted.
10375 (fold_builtin_abs): Likewise.
10377 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10379 * Makefile.in: Set a `build-warn' variable.
10381 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10383 PR tree-optimization/17949
10384 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10385 (find_interesting_uses_address): Use it.
10387 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10389 * regrename.c (kill_value): Handle subreg's that won't simplify.
10391 2005-01-11 Richard Henderson <rth@redhat.com>
10394 * config/i386/i386.h (enum ix86_builtins): Move ...
10395 * config/i386/i386.c: ... here.
10396 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10397 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10398 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10399 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10400 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10401 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10402 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10403 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10404 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10405 IX86_BUILTIN_LOADDDUP): Remove.
10406 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10407 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10408 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10409 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10410 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10411 (ix86_init_builtins): Make static.
10412 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10413 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10414 if all the modes match. Otherwise, fake it.
10415 (get_element_number, ix86_expand_vec_init_builtin,
10416 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10417 (ix86_expand_builtin): Make static. Update for changed builtins.
10418 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10419 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10420 (ix86_expand_vector_init_duplicate): New.
10421 (ix86_expand_vector_init_low_nonzero): New.
10422 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10423 Split out from ix86_expand_vector_init; handle integer modes.
10424 (ix86_expand_vector_init): Use them.
10425 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10426 * config/i386/i386-protos.h: Update.
10427 * config/i386/predicates.md (reg_or_0_operand): New.
10428 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10429 (movv2sf_internal): Likewise. And a splitter to match them all.
10430 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10431 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10432 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10433 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10434 (mmx_pinsrw): Fix operand ordering.
10435 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10436 rather than sse_loadss expander.
10437 (movv2df splitter): Similarly.
10438 (sse_loadss, sse_loadlss): Remove.
10439 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10440 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10441 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10442 (sse3_movddup): Rename with '*'.
10443 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10444 (sse2_loadsd): Remove.
10445 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10446 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10447 (sse2_pinsrw): Fix argument ordering.
10448 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10449 (sse2_stored): Remove 'r' destination.
10450 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10451 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10452 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10453 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10454 vec_extractv16qi, vec_initv16qi): New.
10456 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10457 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10458 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10460 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10461 (_mm_load_si128, _mm_store_si128): Likewise.
10462 (_mm_load1_pd): Use _mm_set1_pd.
10463 (_mm_load_sd): Use _mm_set_sd.
10464 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10465 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10466 (_mm_set_epi64): Use _mm_set_epi64x.
10467 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10468 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10469 _mm_setr_epi8): Use _mm_set_foo form.
10470 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10471 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10472 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10473 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10474 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10475 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10476 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10477 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10478 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10479 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10480 (_mm_movedup_pd): Use _mm_shuffle_pd.
10481 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10482 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10483 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10484 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10485 Use _mm_setzero_ps.
10486 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10487 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10488 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10489 (_mm_store_ps): Use raw dereference.
10490 (_mm_store1_ps): Use _mm_storeu_ps.
10491 (_mm_storer_ps): Use _mm_store_ps.
10492 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10493 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10495 2005-01-11 Stan Shebs <shebs@apple.com>
10497 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10498 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10500 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10503 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10504 Skip all DECLs except for FIELD_DECLs.
10506 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10508 * config/s390/s390.c (override_options): Return error if
10509 -mbackchain, -mpacked-stack and -mhard-float are used together.
10510 (s390_va_start): Remove the backchain && packed-stack special case.
10511 (s390_gimplify_va_arg): Likewise.
10512 * doc/invoke.texi: Remove the ABI incompatibility note.
10514 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10516 * config/s390/s390.c (struct s390_frame_layout): Remove
10518 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10519 save_backchain_p with TARGET_BACKCHAIN.
10521 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10524 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10525 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10526 * function.c (locate_and_pad_parm): Set new field.
10527 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10528 Tweak where_pad test to include "none". Always set mem align for
10530 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10531 not sufficient for type.
10532 (assign_parm_setup_block): If stack_parm is zero on entry, always
10533 make a new stack local. Block move old stack parm if necessary
10534 to new aligned stack local.
10535 (assign_parm_setup_stack): Use a block move to handle
10536 potentially misaligned entry_parm.
10537 (assign_parms_unsplit_complex): Specify required alignment when
10538 creating stack local.
10539 * calls.c (compute_argument_addresses): Override alignment of stack
10540 arg calculated from its type with the alignment given by
10541 FUNCTION_ARG_BOUNDARY.
10542 (store_one_arg): Likewise.
10544 2005-01-11 Jan Beulich <jbeulich@novell.com>
10546 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10547 Change respective itanium_class attribute to ialu.
10548 (shladdp4_internal): New.
10549 * config/ia64/predicates.md (shladd_log2_operand): New.
10551 2005-01-11 Richard Henderson <rth@redhat.com>
10553 * expr.c (store_constructor): Use rtvec_alloc instead of
10554 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10556 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10558 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10560 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10562 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10563 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10564 (TARGET_RWRELOC): Define.
10565 (ia64_rwreloc_section_type_flags): Delete.
10566 (ia64_section_type_flags): New function.
10567 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10568 (TARGET_RWRELOC): Define.
10570 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10573 * config/ia64/ia64.c (process_set): For alloc insn, only call
10574 process_epilogue is !frame_pointer_needed.
10576 2005-01-10 Roger Sayle <roger@eyesopen.com>
10579 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10580 unary operator and can't be treated as a binary/comparison operator.
10582 2005-01-10 Richard Henderson <rth@redhat.com>
10584 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10585 (ix86_return_in_memory): Likewise.
10586 (function_arg_advance): Likewise. Mirror structure in function_arg
10587 for choosing register to advance.
10589 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10591 * tree-vectorizer.c, tree.def: Fix comment typos.
10593 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10595 * config/s390/s390.c (struct processor_costs): 4 new fields:
10596 ddbr, ddr, debr, der.
10597 (s390_rtx_costs): More precise handling of divide instructions.
10599 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10601 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10603 2005-01-10 Jan Beulich <jbeulich@novell.com>
10605 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10606 names resulting from -ffunction-sections/-fdata-sections and linkonce
10608 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10609 based on the section name. Rearrange the section name comparison logic
10610 slightly so that each section name is compared against at most once.
10612 2005-01-10 Ben Elliston <bje@au.ibm.com>
10614 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10615 targets for which -fPIC reduces limitations on the GOT size.
10617 2005-01-09 Falk Hueffner <falk@debian.org>
10619 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10622 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10625 * collect2.c (main): Set aixrtl_flag for -brtl option.
10626 (resolve_lib_name): Search for .so file extension before .a
10627 if aixrtl_flag set.
10629 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10631 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10632 (vect_analyze_data_refs_alignment): Add dump prints.
10634 2005-01-09 Ira Rosen <irar@il.ibm.com>
10636 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10637 expr_invariant_in_loop_p.
10638 Initialize outputs first thing in the function.
10639 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10640 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10641 (vect_analyze_pointer_ref_access): Check that the initial condition of
10642 the access function is loop invariant.
10644 2005-01-09 Richard Henderson <rth@redhat.com>
10646 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10647 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10648 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10649 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10650 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10651 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10652 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10653 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10654 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10655 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10656 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10657 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10658 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10659 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10660 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10661 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10662 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10663 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10664 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10665 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10666 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10667 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10668 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10670 (mmx_clrdi, pavgusb): Remove.
10671 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10672 with leading sse_ prefix.
10673 * config/i386/sse.md: Receive them.
10674 * config/i386/mmx.md: New file.
10675 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10676 (subrv2sf3): Turn into expander for normal subtraction.
10677 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10678 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10679 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10680 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10681 commutative; use ix86_binary_operator_ok.
10682 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10683 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10684 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10685 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10686 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10687 Macroize from existing patterns; use ix86_binary_operator_ok.
10688 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10689 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10690 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10691 with vec_select+vec_concat.
10692 (mmx_pshufw, mmx_pshufw_1): Likewise.
10693 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10694 (mmx_uavgv4hi3): Model correctly.
10695 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10696 _mm_xor_si64): Remove casts.
10698 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10700 PR tree-optimization/19224
10701 * tree-scalar-evolution.c (get_instantiated_value,
10702 set_instantiated_value): New functions.
10703 (instantiate_parameters_1): Cache the results.
10704 (instantiate_parameters, resolve_mixers): Initialize and free
10707 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10709 * config/i386/i386.md (addhi_4): Correct reference in comment.
10712 2005-01-08 Richard Henderson <rth@redhat.com>
10714 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10715 (_mm_cvtsi128_si64x): Likewise.
10716 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10717 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10718 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10719 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10720 * config/i386/i386-protos.h: Update.
10721 * config/i386/i386.c (print_operand): Add 'H'.
10722 (ix86_fixup_binary_operands): Split out from ...
10723 (ix86_expand_binary_operator): ... here.
10724 (ix86_fixup_binary_operands_no_copy): New.
10725 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10726 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10727 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10728 (safe_vector_operand): Use CONST0_RTX.
10729 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10730 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10731 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10732 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10734 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10735 (IX86_BUILTIN_CMPNGESS): New.
10736 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10737 (attr type): Add sselog1.
10738 (attr unit, attr memory): Handle it.
10739 (movti, movti_internal, movti_rex64): Move near other integer moves.
10740 (movtf, movtf_internal): Move near other fp moves.
10741 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10742 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10743 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10744 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10745 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10746 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10747 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10748 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10749 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10750 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10751 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10752 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10753 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10754 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10755 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10756 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10757 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10758 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10759 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10760 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10761 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10762 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10763 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10764 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10765 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10766 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10767 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10768 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10769 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10770 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10771 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10772 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10773 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10774 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10775 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10776 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10777 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10778 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10779 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10780 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10781 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10782 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10783 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10784 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10786 (SSEPUSH, push<SSEPUSH>): Remove.
10787 (MMXPUSH, push<MMXPUSH>): Remove.
10788 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10789 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10790 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10791 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10792 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10793 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10794 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10795 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10796 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10797 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10798 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10799 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10800 (ppro_sse_log_V4SF): Handle sselog1.
10801 * config/i386/predicates.md (const_0_to_1_operand): New.
10802 (const_0_to_255_mul_8_operand): New.
10803 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10804 (const_2_to_3_operand, const_4_to_7_operand): New.
10805 * config/i386/sse.md: New file.
10806 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10807 (sse_movups): Rename from sse_movups_1.
10808 (sse_loadlss): Rename from sse_loadss_1.
10809 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10811 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10812 (absv4sf2, negv2df, absv2df): New.
10813 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10814 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10815 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10816 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10817 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10818 (sse3_addsubv4sf3): Model correctly.
10819 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10820 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10821 (sse_movhlps): Model with vec_select+vec_concat.
10822 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10823 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10824 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10825 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10826 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10827 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10828 sse2_pshufhw_1): Likewise.
10829 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10830 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10831 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10832 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10833 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10834 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10835 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10836 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10837 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10838 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10839 sminv8hi3): Mark commutative
10840 operands. Use ix86_binary_operator_ok.
10841 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10842 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10843 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10844 sse2_punpcklqdq): Allow operand2 in memory.
10845 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10846 sse2_movsd): Add memory alternatives.
10847 (sse_storelps): Turn expander into an insn; split after reload.
10848 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10849 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10851 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10853 * configure.ac (DWARF-2 debug_line): Use objdump.
10854 * configure: Regenerate.
10856 2005-01-08 Jeff Law <law@redhat.com>
10857 Diego Novillo <dnovillo@redhat.com>
10859 PR tree-optimization/18241
10860 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10861 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10862 statements with volatile operands.
10863 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10864 operands after marking a statement with has_volatile_ops.
10866 2005-01-08 Roger Sayle <roger@eyesopen.com>
10868 * tree.c (int_fits_type_p): Always honor integer constant
10869 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10871 2005-01-08 Roger Sayle <roger@eyesopen.com>
10873 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10874 the latent bug in rtl_delete_block has been resolved.
10876 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10878 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10879 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10881 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10883 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10884 library as @multilib_dir@/$(SHLIB_SONAME).
10886 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10888 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10889 * configure: Regenerate.
10891 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10893 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10896 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10899 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10900 Convert non-word aligned offset address using ld/std into
10903 2005-01-07 Richard Henderson <rth@redhat.com>
10905 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10907 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10909 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10911 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10913 PR tree-optimization/19283
10914 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10915 is not shorter than the original type.
10917 PR rtl-optimization/19012
10918 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10920 PR rtl-optimization/18861
10921 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10922 (FULL_STATE): Define.
10923 (mark_tablejump_edge): New function.
10924 (purge_dead_tablejump_edges): New function.
10925 (find_bb_boundaries): Use it.
10927 PR tree-optimization/18828
10928 * builtins.c (expand_builtin_next_arg): Remove argument and all
10929 the argument checking.
10930 (expand_builtin): Adjust caller.
10931 (expand_builtin_va_start): Likewise. Remove error for too many
10933 (fold_builtin_next_arg): Issue error for too many arguments.
10934 After checking arguments, replace them with magic arguments that
10935 prevent further checking of the args.
10937 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10939 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10941 2005-01-06 Roger Sayle <roger@eyesopen.com>
10944 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10945 and %{.S:...} (and their negative variants) to test whether the
10946 input file is assembler or pre-processed-assembler independent of
10947 the actual filename extension.
10949 2005-01-06 Roger Sayle <roger@eyesopen.com>
10951 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10952 of sign or zero extended values.
10954 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10956 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10957 for IBM long double format correctly.
10959 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10961 Fix PR tree-optimization/18792
10963 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10964 to first_loop_depth, and use loop depth instead of loop number.
10965 (build_classic_dir_vector): Ditto.
10966 (compute_data_dependences_for_loop): Use depth, not loop number.
10967 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10968 number. Pass in loops, instead of loop numbers.
10969 (gather_interchange_stats): Ditto.
10970 (linear_transform_loops): Ditto.
10972 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10975 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10976 biv_fits_mode_p, extension_within_bounds_p): New functions.
10977 (check_ext_dependent_givs): Use them.
10979 2005-01-06 Roger Sayle <roger@eyesopen.com>
10981 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10982 more than one barrier, in which case we should delete them all.
10984 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10986 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10988 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10990 Fix PR middle-end/19286
10992 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10993 output this subprogram, simply ignore this attempt to do it again.
10994 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10995 origin attribute if it's not possible.
10996 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10997 (decls_for_scope): Ditto.
10998 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10999 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11001 2005-01-05 Richard Henderson <rth@redhat.com>
11004 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11005 (bdesc_2arg): Use it.
11006 (ix86_expand_binop_builtin): Force operands into registers
11008 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11009 ix86_expand_sse_compare, ix86_expand_sse_comi,
11010 ix86_expand_builtin): Likewise.
11012 2005-01-05 Richard Henderson <rth@redhat.com>
11014 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11016 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11017 (mulv4hi3): Set itanium_class mmmul.
11018 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11019 (fpack): Rename from fpack_sfsf.
11021 2005-01-05 Richard Henderson <rth@redhat.com>
11024 * reload1.c (do_input_reload): Restrict the optimization deleteing
11025 a previous output reload to RELOAD_FOR_INPUT.
11027 2005-01-05 Steven Bosscher <stevenb@suse.de>
11029 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11030 comment that we fall through after case.
11031 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11032 (distribute_links): Likewise.
11033 * cse.c (cse_insn): Likewise.
11034 * cselib.c (cselib_invalidate_mem): Likewise.
11035 * df.c: Update comments at the top of the file.
11036 (read_modify_subreg_p): Update comments here too.
11037 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11038 * flow.c (mark_set_1): Likewise.
11039 (mark_used_regs): Likewise.
11040 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11041 (canon_list_insert): Likewise.
11042 (mark_set): Likewise.
11043 (try_replace_reg): Likewise.
11044 (store_killed_in_insn): Likewise.
11045 * loop.c (count_one_set): Likewise.
11046 (basic_induction_var): Likewise.
11047 * postreload-gcse.c (find_mem_conflicts): Likewise.
11048 * postreload.c (reload_combine_note_store): Likewise.
11049 (move2add_note_store): Likewise.
11050 * reload.c (find_equiv_reg): Likewise.
11051 (mark_referenced_resources): Likewise.
11052 * rtlanal.c (set_noop_p): Likewise.
11053 (note_stores): Likewise.
11054 (note_uses): Likewise.
11055 * sched-deps.c (sched_analyze_1): Likewise.
11056 * sched-rgn.c (check_live_1): Likewise.
11057 (update_live_1): Likewise.
11058 * config/i860/i860.c: Likewise.
11060 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11062 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11064 * doc/rtl.texi: Update documentation for bit-fields and SET.
11066 2005-01-05 Roger Sayle <roger@eyesopen.com>
11068 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11070 2005-01-05 Jan Hubicka <jh@suse.cz>
11071 Richard Henderson <rth@redhat.com>
11074 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11077 2005-01-05 Richard Henderson <rth@redhat.com>
11080 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11081 (sse_shufps): Change operand 3 to const_int_operand.
11082 (sse2_storelps): Fix typo in template.
11083 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11084 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11085 (ix86_expand_builtin): Likewise.
11087 2005-01-05 Julian Brown <julian@codesourcery.com>
11089 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11090 as aggregates for AAPCS ABIs.
11092 2005-01-05 Stan Shebs <shebs@apple.com>
11094 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11095 Mach-O getters if ppc64.
11096 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11098 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11099 signed four-byte field for global code case.
11100 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11102 2005-01-05 Roger Sayle <roger@eyesopen.com>
11104 PR middle-end/19100
11105 * c-common.c: Include real.h.
11106 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11107 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11108 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11109 * Makefile.in (c-common.o): Update dependencies.
11111 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11113 * c-parse.in (asm_string): Add trailing semicolon.
11115 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11117 * c-parse.in (asm_string): New. Don't allow wide strings in
11119 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11120 asm_string instead of STRING.
11122 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11124 * c-typeck.c (constructor_no_implicit): Remove.
11125 (set_designator, process_init_element): Don't check
11126 constructor_no_implicit.
11128 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11129 Kaz Kojima <kkojima@gcc.gnu.org>
11132 * lcm.c (create_pre_exit): New.
11133 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11134 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11136 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11138 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11139 -msoft-float in target_float_switch.
11140 * arm.c (arm_override_options): Fix processing of target_float_switch.
11142 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11144 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11147 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11149 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11150 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11152 2005-01-04 Roger Sayle <roger@eyesopen.com>
11154 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11155 if deleting the then-block allows the test-block to fallthru to the
11158 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11161 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11162 after the full declaration if the are in two different TUs.
11164 2005-01-04 Richard Henderson <rth@redhat.com>
11167 * tree-sra.c (generate_one_element_init): Just
11168 call gimplify_and_add.
11169 (generate_element_init): Record the
11170 new referenced variables and mark them for renaming
11171 and split out to ...
11172 (generate_element_init_1): This.
11173 (scalarize_init): Don't call push_gimplify_context/
11174 pop_gimplify_context.
11176 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11178 * toplev.c (get_src_pwd): Handle failure of getpwd().
11180 2005-01-04 Roger Sayle <roger@eyesopen.com>
11182 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11184 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11185 all the cases handled by it are inverted by invert_truthvalue.
11187 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11189 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11190 (save_register_windowsi): Likewise.
11192 2005-01-04 Richard Henderson <rth@redhat.com>
11194 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11196 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11198 PR middle-end/17767
11199 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11200 any simplifications of vector mode comparison operators.
11201 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11203 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11204 Devang Patel <dpatel@apple.com>
11206 PR tree-optimization/18308
11207 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11208 the operands before creating a new expression.
11209 * dojump.c (do_jump): Make drop_through_label available
11210 for all cases. Add expansion of COND_EXPR.
11212 2005-01-04 Ira Rosen <irar@il.ibm.com>
11214 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11215 INTEGER_CST instead of TREE_CONSTANT.
11216 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11217 instead of TREE_CONSTANT.
11218 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11219 instead of TREE_CONSTANT.
11221 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11223 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11225 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11228 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11229 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11231 2005-01-03 Richard Henderson <rth@redhat.com>
11233 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11234 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11235 fold_convert_const_real_from_real): Split out from ...
11236 (fold_convert_const): ... here.
11238 2005-01-03 Richard Henderson <rth@redhat.com>
11241 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11242 (mov<MMXMODEI>_internal): Likewise.
11243 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11244 Add V2SF case; use it for SSE1; don't use TI.
11245 (movdf_integer): Likewise.
11246 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11248 2005-01-03 Ira Rosen <irar@il.ibm.com>
11250 * tree-vectorizer.c (vect_strip_conversions): New function.
11251 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11252 check for binary class.
11254 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11258 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11260 * gimple-low.c (mark_blocks_with_used_vars): New function.
11261 (mark_blocks_with_used_subblocks): Ditto.
11262 (mark_used_blocks): Ditto.
11263 (pass_mark_used_blocks): New pass.
11264 * tree-inline.c: Include debug.h.
11265 (expand_call_inline): Call outlining_inline_function here.
11266 * tree-optimize.c (init_tree_optimization_passes): Add
11267 pass_mark_used_blocks.
11268 * tree-pass.h (pass_mark_used_blocks): New.
11269 * Makefile.in (tree-inline.o): Add debug.h dependency.
11271 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11273 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11274 VAR_DECLs to have weak_import attribute.
11276 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11279 2004-01-03 Steven Bosscher <stevenb@suse.de>
11281 * passes.c (rest_of_compilation): Don't run regmove if only
11282 flag_expensive_optimizations, require flag_regmove instead.
11284 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11286 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11288 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11289 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11290 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11291 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11293 2005-01-03 Richard Henderson <rth@redhat.com>
11295 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11296 (ia64_const_ok_for_letter_p): New.
11297 (ia64_const_double_ok_for_letter_p): New.
11298 (ia64_extra_constraint): New.
11299 (ia64_expand_vecint_compare): New.
11300 (ia64_expand_vcondu_v2si): New.
11301 (ia64_expand_vecint_cmov): New.
11302 (ia64_expand_vecint_minmax): New.
11303 (ia64_print_operand): Add 'v'.
11304 (ia64_preferred_reload_class): New.
11305 (ia64_vector_mode_supported_p): New.
11306 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11307 (PREFERRED_RELOAD_CLASS): Move to function.
11308 (CONST_OK_FOR_LETTER_P): Move to function.
11309 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11310 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11311 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11312 (EXTRA_CONSTRAINT): Move to function.
11313 * config/ia64/ia64.md: Include vect.md.
11314 (itanium_class): Add mmalua.
11316 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11318 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11319 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11321 (const_int_2bit_operand): New.
11322 (fr_reg_or_0_operand): New.
11323 * config/ia64/ia64-modes.def: Add vector modes.
11324 * config/ia64/ia64-protos.h: Update.
11325 * config/ia64/vect.md: New file.
11327 2005-01-03 Richard Henderson <rth@redhat.com>
11329 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11331 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11334 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11336 (log1pdf2): Change mode of operands[0,1] to DFmode.
11338 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11340 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11341 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11342 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11343 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11344 SPARC_RELAXED_ORDERING.
11346 2005-01-03 Richard Henderson <rth@redhat.com>
11347 Uros Bizjak <uros@kss-loka.si>
11350 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11351 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11352 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11354 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11355 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11356 const_pow2_1_to_128_operand): New predicates.
11358 2005-01-02 Greg McGary <greg@mcgary.org>
11360 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11362 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11363 object. [ptr_type]: Remove unused variable.
11364 Remember nearest addressable array-element or record-component
11365 when checking bitfield components. Tolerate empty BIND_EXPR.
11367 2005-01-01 Richard Henderson <rth@redhat.com>
11369 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11370 that don't narrow the value. Fail for other conversions.
11372 2005-01-01 Richard Henderson <rth@redhat.com>
11375 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11376 * c-lang.c (finish_file): Don't do it here.
11377 * objc/objc-act.c (objc_finish_file): Likewise.
11379 * cgraph.c (decl_assembler_name_equal): New.
11380 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11381 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11382 * cgraph.h (struct cgraph_varpool_node): Add next.
11383 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11384 * varasm.c (assemble_alias): Mark the target as needed.
11386 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11388 PR middle-end/19221
11389 * function.c (get_arg_pointer_save_area): Use entry_of_function
11390 instead of get_insns.
11392 2005-01-01 Roger Sayle <roger@eyesopen.com>
11393 Andrew Pinski <pinskia@physics.uc.edu>
11394 James E. Wilson <wilson@specifixinc.com>
11396 PR rtl-optimization/12092
11397 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11400 2005-01-01 Roger Sayle <roger@eyesopen.com>
11401 Olivier Hainque <hainque@act-europe.fr>
11403 * tree.c (int_fits_type_p): A narrower type always fits in a
11404 wider one, except for negative values into unsigned types.
11406 2005-01-01 Roger Sayle <roger@eyesopen.com>
11408 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11409 with the original constant rather than require TREE_OVERFLOW.
11411 2005-01-01 Steven Bosscher <stevenb@suse.de>
11413 PR middle-end/17544
11414 * c-decl.c (finish_function): If compiling C99, annotate the
11415 compiler generated return with the current file name and line 0.
11416 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11417 the source line is greater than 0.
11418 (remove_bb): Likewise.