1 2005-04-11 Devang Patel <dpatel@apple.com>
3 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
6 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
8 * fold-const.c (fold_binary_op_with_conditional_arg):
9 use fold_buildN instead of "fold (buildN" in some
11 (fold_unary): Likewise.
12 (fold_binary): Likewise.
14 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
16 Fix PR tree-optimization/20612
17 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
19 (perfect_nestify): preheaderbb is *not* part of loop of the
22 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
24 * tree-ssa-alias.c (may_alias_p): If the variable
25 is a global variable and the pointer is parameter
26 and -fargument-noalias-global is used, then
27 the pointer cannot alias the variable.
29 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
31 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
32 * config/sparc/sparc.h: Likewise.
33 * config/sparc/sparc.md: Likewise.
35 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
37 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
39 * tree-vrp.c: Fix a comment typo.
41 2005-04-11 Diego Novillo <dnovillo@redhat.com>
43 PR tree-optimization/20920
44 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
45 SSA_NAME flows through an abnormal edge.
46 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
47 through abnormal edges.
48 (maybe_add_assert_expr): Likewise.
50 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
52 * config/s390/s390.h (s390_tune_string, s390_arch_string)
53 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
54 (s390_stack_size_string, s390_stack_guard_string, target_flags)
55 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
56 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
57 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
58 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
59 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
60 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
61 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
62 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
63 (TARGET_HANDLE_OPTION): Likewise.
64 (s390_tune): Initialize to PROCESSOR_max.
65 (s390_arch_string): Make static.
66 (s390_tune_string, s390_warn_framesize_string): Delete.
67 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
68 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
69 (s390_handle_arch_option, s390_handle_option): New functions.
70 (override_options): Remove parsing of option strings.
71 * config/s390/s390.opt: New file.
73 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
75 * tree-complex.c (expand_vector_operations): Call
76 update_stmt_if_modified.
78 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
80 * tree-vect-analyze (vect_determine_vectorization_factor):
81 Do not use GET_MODE_NUNITS.
82 * tree-vect-transform.c (vect_get_vec_def_for_operand,
83 (vectorizable_load, vect_transform_loop): Likewise.
85 2005-04-11 Uros Bizjak <uros@kss-loka.si>
87 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
88 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
89 * optabs.h (enum optab_index): Add new OTI_lceil.
90 (lceil_optab): Define corresponding macro.
91 * optabs.c (init_optabs): Initialize lceil_optab.
92 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
93 and lceildi2 patterns.
94 * builtins.c (expand_builtin_int_roundingfn): Handle
95 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
96 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
97 BUILT_IN_LLCEIL{,F,L}.
98 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
99 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
100 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
101 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
102 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
103 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
104 into lceil built-in function and (long long int)ceil{,f,l} into
105 llceil built-in function.
106 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
109 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
111 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
114 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
116 * config/arm/arm.c: Fix a comment typo.
117 * doc/tree-ssa.texi: Fix a typo.
119 2005-04-10 Steven Bosscher <stevenb@suse.de>
121 * cselib.c (clear_table): Rename to cselib_clear_table.
122 * cselib.h (cselib_clear_table): Add prototype.
123 * gcse.c (gcse_main): Make 'f' argument unused.
124 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
125 of each basic block instead.
126 (compute_sets, compute_hash_table_work): Likewise.
127 (constprop_register): Change int 'alter_jumps' argument to bool.
128 (do_local_cprop): Likewise.
129 (local_cprop_pass): Likewise. Also walk basic blocks instead of
130 the insn chain. Explicitly clear the cselib tables after finishing
131 one basic block. Make sure there are no unterminated libcall blocks.
132 Update compute_sets call.
133 (cprop): Walk basic blocks instead of the insn chain.
134 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
136 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
137 one_cprop_pass calls.
139 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
141 * combine.c (combine_simplify_rtx): Remove a transformation that
142 relies on an invalid assumption about rtl sign-extension semantics.
144 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
146 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
147 to build_int_cst_wide.
149 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
152 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
153 set the original address pseudo to the correct value before the
154 original insn, if possible, and leave the insn alone, otherwise
155 create a new pseudo, set it and replace it in the insn.
156 * recog.c (validate_change_maybe_volatile): New.
157 * recog.h (validate_change_maybe_volatile): Declare.
159 2005-04-09 Caroline Tice <ctice@apple.com>
161 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
162 Remove targetm.have_named_sections test.
163 (fix_edges_for_rarely_executed_code): Likewise.
164 (insert_section_boundary_note): Likewise.
165 (reorder_basic_blocks): Check partitioning flag before calling
166 verify_hot_cold_block_grouping.
167 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
168 the function struct rather than global variables.
169 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
170 (COLD_END_LABEL): Likewise
171 (cold_text_section_label): New static global variable.
172 (cold_end_label): Likewise.
173 (dwarf2out_switch_text_section): Get hot/cold section labels from
174 the function struct rather than global variables.
175 (output_aranges): Use cold_text_section_label and cold_end_label;
176 check partitioning flag before putting out delta.
177 (output_ranges): Remove incorrect code attempting to use
179 (output_line_info): Get cold section label from function struct.
180 (add_location_or_const_value_attribute): Likewise.
181 (get_subprogram_die): Get hot/cold section labels from function struct.
182 (dwarf2out_var_location): Likewise.
183 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
184 write out cold_text_section_label if partition flag is set.
185 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
186 * function.h (struct function): Add new fields to point to hot/cold
187 section labels: hot_section_label, cold_section_label,
188 hot_section_end_label and cold_section_end_label; also add new field
189 for cold text section name, unlikely_text_section_name.
190 * opts.c (decode_options): Turn off partitioning flag if
191 !targetm.have_named_sections.
192 * output.h (hot_section_label): Remove.
193 (hot_section_end_label): Remove.
194 (cold_section_end_label): Remove.
195 (unlikely_section_label): Remove.
196 (unlikely_text_section_name): Remove.
197 * passes.c (rest_of_handle_final): Remove code that frees
198 unlikely_text_section_name.
199 * varasm.c (unlikely_section_label): Remove.
200 (hot_section_label): Remove.
201 (hot_section_end_label): Remove.
202 (cold_section_end_label): Remove.
203 (unlikely_text_section_name): Remove.
204 (initialize_cold_section_name): Modify to call
205 targetm.strip_name_encoding; to store cold section name in current
206 function struct, if it exists; and to only use the decl_section_name
207 if flag_named_sections is true.
208 (unlikely_text_section): Modify to get section name out of current
209 function struct, if there is one; otherwise build it from
210 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
211 (in_unlikely_text_section): Likewise.
212 (named_section): Modify to get/put cold section name in current function
213 struct, if there is one.
214 (function_section): Change 'bool unlikely' to 'int reloc'; check
215 targetm.have_named_sections before calling named_section.
216 (current_function_section): Likewise.
217 (assemble_start_function): Modify to get/put unlikely_text_section_name
218 in current function struct; modify to get hot/cold section labels
219 from function struct; initialize labels using
220 ASM_GENERATE_INTERNAL_LABEL;
221 test partitioning flag before writing out hot section label.
222 (assemble_end_function): Test partitioning flag before writing out
223 hot/cold section labels.
224 (default_section_type_flags_1): Modify to use array instead of
225 char* for unlikely_text_section_name; set flags correctly for
226 cold text section if there is not a current function decl.
228 2005-04-09 Jakub Jelinek <jakub@redhat.com>
230 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
231 and TI_VA_LIST_FPR_COUNTER_FIELD.
232 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
233 * tree-pass.h (pass_stdarg): Add.
234 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
235 * tree-stdarg.c: New file.
236 * tree-stdarg.h: New file.
237 * Makefile.in (OBJS-common): Add tree-stdarg.o.
238 (tree-stdarg.o): Add dependencies.
239 * function.h (struct function): Add va_list_gpr_size and
240 va_list_fpr_size fields.
241 * function.c (allocate_struct_function): Initialize them.
242 * target.h (struct gcc_target): Add stdarg_optimize_hook.
243 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
244 (TARGET_INITIALIZER): Add it.
246 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
247 va_list_{g,f}pr_counter_field.
248 (ix86_setup_incoming_varargs): Don't do anything if reg_save
249 area will not be used. Only save registers that tree-stdarg.c
250 detected they need saving.
251 (ix86_va_start): Don't set up fields that won't be used.
253 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
254 va_list_{g,f}pr_counter_field.
255 (setup_incoming_varargs): Don't do anything if reg_save
256 area will not be used. Only save registers that tree-stdarg.c
257 detected they need saving.
258 (rs6000_va_start): Don't set up fields that won't be used.
260 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
261 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
262 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
263 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
265 2005-04-09 Jakub Jelinek <jakub@redhat.com>
268 * config/i386/i386.c (construct_container): Pass empty aligned
269 struct, union or class in memory.
271 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
273 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
274 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
275 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
276 config/rs6000/predicates.md: Fix comment typos.
278 * sched-int.h (haifa_insn_data): Remove blockage and units.
279 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
280 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
281 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
283 2005-04-09 Jan Hubicka <jh@suse.cz>
284 Steven Bosscher <stevenb@suse.de>
286 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
287 * cfgloop.c (get_loop_exit_edges): Likewise.
288 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
290 * loop-unroll.c (analyze_insns_in_loop): Likewise.
291 * tree-cfg.c (dump_cfg_status): Likewise.
293 2005-04-09 David Edelsohn <edelsohn@gnu.org>
295 * config/rs6000/predicates.md (altivec_register_operand): Remove
296 redundant match_code test.
297 (gpc_reg_operand): Same.
298 (cc_reg_operand): Same.
299 (cc_reg_not_cr0_operand): Same.
301 2005-04-09 Jan Hubicka <jh@suse.cz>
303 Forgotten hunk from my last merge patch:
304 * final.c (output_addr_const): Do not call mark_referenced.
306 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
308 * doc/tree-ssa.texi: Add immediate use documentation.
310 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
312 * arm.c (FL_WBUF): Define.
313 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
314 (arm_is_6_or_7): Delete.
315 (arm_tune_wbuf): New.
316 (arm_override_options): Set arm_tune_wbuf.
317 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
318 (arm_is_6_or_7): Delete declaration.
319 (arm_tune_wbuf): New declartion.
320 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
321 (model_wbuf): Derive from arm_tune_wbuf.
322 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
323 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
324 (arm740t): Mark CPUs as having a write buffer.
326 2005-04-09 Uros Bizjak <uros@kss-loka.si>
328 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
329 of 'const_double_operand' in operand 2 constraints. Update enable
332 2005-04-09 Uros Bizjak <uros@kss-loka.si>
334 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
335 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
336 * optabs.h (enum optab_index): Add new OTI_lfloor.
337 (lfloor_optab): Define corresponding macro.
338 * optabs.c (init_optabs): Initialize lfloor_optab.
339 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
340 and lfloordi2 patterns.
341 * builtins.c (expand_builtin_int_roundingfn): New prototype.
342 (expand_builtin_int_roundingfn): New function.
343 (fold_builtin_int_roundingfn): New prototype.
344 (fold_builtin_int_roundingfn): New function, renamed from
346 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
347 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
348 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
349 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
350 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
351 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
352 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
353 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
354 into lfloor built-in function and (long long int)floor{,f,l} into
355 llfloor built-in function.
356 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
359 2005-04-08 Ian Lance Taylor <ian@airs.com>
361 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
362 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
363 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
364 (DO_COND, DO_BODY): Likewise.
365 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
366 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
367 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
368 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
369 (build_continue_stmt, build_break_stmt): Don't declare.
370 (c_do_switch_warnings): Update declaration.
371 * c-gimplify.c (enum bc_t): Remove.
372 (struct c_gimplify_ctx, ctxp): Remove.
373 (push_context, pop_context): Remove static functions.
374 (c_genericize): Don't call push_context or pop_context.
375 (begin_bc_block, finish_bc_block): Remove static functions.
376 (build_bc_goto): Likewise.
377 (gimplify_c_loop): Likewise.
378 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
379 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
380 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
381 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
382 * c-common.c (c_do_switch_warnings): Rename from
383 c_do_switch_warnings_1.
384 (c_do_switch_warnings) [old version]: Remove.
385 (c_do_switch_expr_warnings): Remove.
386 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
387 function instead of c_do_switch_expr_warnings.
388 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
389 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
390 * c-pretty-print.c (pp_c_statement): Likewise.
391 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
393 2005-04-08 Devang Patel <dpatel@apple.com>
395 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
396 While selecting replacement condition pay attention to loop header.
398 2005-04-08 Diego Novillo <dnovillo@redhat.com>
400 Merge from tree-cleanup-branch: VRP, store CCP, store
401 copy-prop, incremental SSA updating of FUD chains and
402 newly exposed symbols.
404 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
405 (OBJS-common): Add tree-vrp.o.
406 (tree-vrp.o): New rule.
407 * basic-block.h (nearest_common_dominator_for_set): Declare.
408 * common.opt (ftree-store-ccp): New flag.
409 (ftree-copy-prop): New flag.
410 (ftree-vrp): New flag.
411 (ftree-store-copy-prop): New flag.
412 * dominance.c (nearest_common_dominator_for_set): New.
413 * domwalk.c (walk_dominator_tree): Only traverse
414 statements in blocks marked in walk_data->interesting_blocks.
415 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
416 * fold-const.c (fold): Handle ASSERT_EXPR.
417 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
418 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
419 flag_tree_vrp at -O2.
420 * timevar.def (TV_TREE_VRP): Define.
421 (TV_TREE_COPY_PROP): Define.
422 (TV_TREE_STORE_COPY_PROP): Define.
423 (TV_TREE_SSA_INCREMENTAL): Define.
424 (TV_TREE_STORE_CCP): Define.
425 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
426 to kill_redundant_phi_nodes from comment.
427 (verify_expr): Handle ASSERT_EXPR.
428 * tree-dfa.c (mark_new_vars_to_rename): Remove second
429 argument. Update all users.
430 (mark_call_clobbered_vars_to_rename): Remove. Update all
432 * tree-flow-inline.h (unmodifiable_var_p): New.
433 * tree-flow.h (enum value_range_type): Declare.
434 (struct value_range_def): Declare.
435 (value_range): Declare.
436 (remove_all_phi_nodes_for): Remove. Update all users.
437 (find_phi_node_for): Declare.
438 (add_type_alias): Declare.
439 (count_uses_and_derefs): Declare.
440 (kill_redundant_phi_nodes): Remove.
441 (rewrite_into_ssa): Remove.
442 (rewrite_def_def_chains): Remove.
443 (update_ssa, register_new_name_mapping, create_new_def_for,
444 need_ssa_update_p, name_registered_for_update_p,
445 release_ssa_name_after_update_ssa, dump_repl_tbl,
446 debug_repl_tbl, dump_names_replaced_by,
447 debug_names_replaced_by, mark_sym_for_renaming,
448 mark_set_for_renaming, get_current_def, set_current_def,
449 get_value_range, dump_value_range, debug_value_range,
450 dump_all_value_ranges, debug_all_value_ranges,
451 expr_computes_nonzero, loop_depth_of_name,
452 unmodifiable_var_p): Declare.
453 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
455 * tree-into-ssa.c (block_defs_stack): Update comment.
456 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
457 syms_to_rename, names_to_release, repl_tbl,
458 need_to_initialize_update_ssa_p, need_to_update_vops_p,
459 need_to_replace_names_p): New locals.
460 (NAME_SETS_GROWTH_FACTOR): Define.
461 (struct repl_map_d): Declare.
462 (struct mark_def_sites_global_data): Add field
464 (enum rewrite_mode): Declare.
465 (REGISTER_DEFS_IN_THIS_STMT): Define.
466 (compute_global_livein): Use last_basic_block instead of
468 (set_def_block): Remove last argument. Update all callers.
469 (prepare_use_operand_for_rename): Remove. Update all callers.
470 (prepare_def_operand_for_rename): Remove. Update all callers.
471 (symbol_marked_for_renaming): New.
474 (repl_map_hash): New.
476 (repl_map_free): New.
477 (names_replaced_by): New.
478 (add_to_repl_tbl): New.
479 (add_new_name_mapping): New.
480 (mark_def_sites): Assume that all the operands in the
481 statement are in normal form.
482 (find_idf): Assert that the block in the stack is valid.
483 (get_default_def_for): New.
484 (insert_phi_nodes_for): Add new argument 'update_p'.
486 If update_p is true, add a new mapping between the LHS of
487 each new PHI and the name that it replaces.
488 (insert_phi_nodes_1): Only call find_idf if needed.
489 (get_reaching_def): Call get_default_def_for.
490 (rewrite_operand): Remove.
491 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
492 and REWRITE_THIS_STMT are false.
493 Assume that all the operands in the statement are in
495 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
496 (rewrite_virtual_phi_arguments): Remove.
497 (invalidate_name_tags): Remove.
498 (register_new_update_single, register_new_update_set,
499 rewrite_update_init_block, replace_use,
500 rewrite_update_fini_block, rewrite_update_stmt,
501 rewrite_update_phi_arguments): New.
502 rewrite_blocks): Remove argument 'fix_virtual_phis'.
503 Add arguments 'entry', 'what' and 'blocks'.
504 Initialize the dominator walker according to 'what' and
506 Start the dominator walk at 'entry'.
507 (mark_def_site_blocks): Add argument 'interesting_blocks'.
508 Use it to configure the dominator walker.
509 (rewrite_into_ssa): Remove argument 'all'.
511 (rewrite_all_into_ssa): Remove.
512 (rewrite_def_def_chains): Remove.
513 (mark_def_interesting, mark_use_interesting,
514 prepare_phi_args_for_update, prepare_block_for_update,
515 prepare_def_site_for, prepare_def_sites,
516 dump_names_replaced_by, debug_names_replaced_by,
517 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
518 delete_update_ssa, create_new_def_for,
519 register_new_name_mapping, mark_sym_for_renaming,
520 mark_set_for_renaming, need_ssa_update_p,
521 name_registered_for_update_p, ssa_names_to_replace,
522 release_ssa_name_after_update_ssa,
523 insert_updated_phi_nodes_for, update_ssa): New.
524 * tree-loop-linear.c (linear_transform_loops): Call
525 update_ssa instead of rewrite_into_ssa.
526 * tree-optimize.c (vars_to_rename): Remove.
528 (init_tree_optimization_passes): Replace
529 pass_redundant_phi with pass_copy_prop.
531 Replace pass_ccp with pass_store_ccp.
532 Add pass_store_copy_prop after pass_store_ccp.
533 (execute_todo): If the TODO_ flags don't include updating
534 the SSA form, assert that it does not need to be updated.
535 Call update_ssa instead of rewrite_into_ssa and
536 rewrite_def_def_chains.
537 If TODO_verify_loops is set, call verify_loop_closed_ssa.
538 (tree_rest_of_compilation):
539 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
540 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
541 TODO_cleanup_cfg): Renumber.
542 (TODO_verify_loops, TODO_update_ssa,
543 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
544 TODO_update_ssa_only_virtuals): Define.
545 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
547 * tree-phinodes.c (make_phi_node): Update documentation.
548 (remove_all_phi_nodes_for): Remove.
549 (find_phi_node_for): New.
550 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
551 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
552 (interpret_rhs_modify_expr): Likewise.
553 * tree-sra.c (decide_instantiations): Mark all symbols in
554 SRA_CANDIDATES for renaming.
555 (mark_all_v_defs_1): Rename from mark_all_v_defs.
556 (mark_all_v_defs): New function. Update all users to call it
557 with the whole list of scalarized statements, not just the
559 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
560 (compute_flow_insensitive_aliasing): If the tag is
561 unmodifiable and the variable isn't or vice-versa, don't
562 make them alias of each other.
563 (setup_pointers_and_addressables): If the type tag for
564 VAR is about to change, mark the old one for renaming.
565 (add_type_alias): New.
566 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
567 (ccp_lattice_t): Rename from latticevalue.
568 (value): Remove. Update all users.
569 (const_val): New local variable.
570 (do_store_ccp): New local variable.
571 (dump_lattice_value): Handle UNINITIALIZED.
572 (debug_lattice_value): New.
573 (get_default_value): Re-write.
574 (set_lattice_value): Re-write.
575 (def_to_varying): Remove. Update all users.
576 (likely_value): Return VARYING for statements that make
577 stores when STORE_CCP is false.
578 Return VARYING for any statement other than MODIFY_EXPR,
579 COND_EXPR and SWITCH_EXPR.
580 (ccp_initialize): Re-write.
581 (replace_uses_in, replace_vuse_in, substitute_and_fold):
582 Move to tree-ssa-propagate.c.
583 (ccp_lattice_meet): Handle memory stores when
584 DO_STORE_CCP is true.
585 (ccp_visit_phi_node): Likewise.
586 (ccp_fold): Likewise.
587 (evaluate_stmt): Likewise.
588 (visit_assignment): Likewise.
589 (ccp_visit_stmt): Likewise.
590 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
594 (do_ssa_store_ccp): New.
595 (gate_store_ccp): New.
596 (pass_store_ccp): Declare.
597 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
598 (may_propagate_copy): Reformat.
599 Don't abort if ORIG is a virtual and DEST isn't.
600 If NEW does not have alias information but DEST does,
602 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
603 copy_prop_kind, which_copy_prop): Declare.
604 (stmt_may_generate_copy, get_copy_of_val,
605 get_last_copy_of, set_copy_of_val, dump_copy_of,
606 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
607 copy_prop_visit_stmt, copy_prop_visit_phi_node,
608 init_copy_prop, fini_copy_prop, execute_copy_prop,
609 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
610 store_copy_prop): New.
611 (pass_copy_prop, pass_store_copy_prop): Declare.
612 * tree-ssa-dom.c (struct opt_stats_d): Add fields
613 'num_const_prop' and 'num_copy_prop'.
614 (cprop_operand): Update them.
615 (dump_dominator_optimization_stats): Dump them.
616 (tree_ssa_dominator_optimize): Call update_ssa instead of
618 (loop_depth_of_name): Declare extern.
619 (simplify_cond_and_lookup_avail_expr): Guard against NULL
620 values for LOW or HIGH.
621 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
622 (record_equivalences_from_stmt): Call expr_computes_nonzero.
623 (cprop_operand): Only propagate if VAL != OP.
624 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
625 statement for renaming.
626 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
627 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
628 add_type_alias if necessary.
629 Call mark_new_vars_to_rename.
630 (tree_ssa_iv_optimize): If new symbols need to be renamed,
631 mark every statement updated, call update_ssa and
632 rewrite_into_loop_closed_ssa.
633 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
634 from LIVEIN if VAR is a virtual.
635 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
636 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
637 (get_call_expr_operands): Reformat statement.
638 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
640 * tree-ssa-propagate.c (ssa_prop_init): Initialize
641 SSA_NAME_VALUE for every name.
642 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
643 get_value_loaded_by): New.
644 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
645 substitute_and_fold): Move from tree-ssa-ccp.c.
646 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
647 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
648 get_value_loaded_by, replace_uses_in, substitute_and_fold):
650 * tree-ssa.c (verify_use): Fix error message.
651 (propagate_into_addr, replace_immediate_uses, get_eq_name,
652 check_phi_redundancy, kill_redundant_phi_nodes,
653 pass_redundant_phi): Remove. Update all users.
654 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
655 add_type_alias, if necessary.
656 * tree-vectorizer.h (struct _stmt_vect_info): Update
657 documentation for field 'memtag'.
658 * tree-vrp.c: New file.
659 * tree.def (ASSERT_EXPR): Define.
660 * tree.h (ASSERT_EXPR_VAR): Define.
661 (ASSERT_EXPR_COND): Define.
662 (SSA_NAME_VALUE_RANGE): Define.
663 (struct tree_ssa_name): Add field 'value_range'.
664 (PHI_REWRITTEN): Remove.
665 (struct tree_phi_node): Remove field 'rewritten'.
666 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
667 -ftree-store-copy-prop): Document.
668 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
669 Document usage of update_ssa.
671 2005-04-08 David Edelsohn <edelsohn@gnu.org>
674 * config/rs6000/predicates.md (altivec_register_operand): Accept
676 (and64_operand): Do not limit CONST_INT to mask64_operand.
677 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
678 (and_operand): Do not limit CONST_INT to mask_operand.
680 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
682 PR rtl-optimization/20466
683 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
684 for overlap of the address of each list member.
685 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
687 2005-04-08 Mike Stump <mrs@apple.com>
689 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
691 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
694 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
696 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
698 * function.c (push_function_context_to): Don't set
700 * function.h (function): Remove contains_functions.
701 (current_function_contains_functions): Remove.
703 * function.h (function): Remove instrument_entry_exit.
704 (current_function_instrument_entry_exit): Remove.
706 * function.h (nonlocal_labels): Remove.
708 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
710 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
711 (check_attr_value, write_attr_get, write_expr_attr_cache,
712 find_attr, make_internal_attr): Don't reference negative_ok or
714 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
715 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
716 (ATTR_STATIC): Adjust the value.
718 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
720 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
722 * config/s390/tpf.h (ASM_SPEC): Define.
724 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
726 * tree-flow.h: Remove the prototype for
727 redirect_immediate_uses.
728 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
730 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
732 * arm.c (arm_const_double_by_parts): New function.
733 * arm-protos.h (arm_const_double_by_parts): Add prototype.
734 * arm.md (define_split for 64-bit constants): Add another one.
736 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
738 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
740 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
742 * system.h: Revert last change.
744 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
746 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
747 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
748 (TARGET_SWITCHES): Delete.
749 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
750 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
751 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
752 * config/xtensa/xtensa.opt: New file.
754 2005-04-08 Ben Elliston <bje@au.ibm.com>
756 * config/fp-bit.c: Include L_mul_tf in #endif comment.
757 * config/fp-bit.h: Tidy comments.
759 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
761 * system.h: Poison PARAMS.
763 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
765 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
766 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
767 (TARGET_SWITCHES): Delete.
768 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
769 * config/vax/vax.opt: New file.
771 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
773 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
775 2005-04-07 Ian Lance Taylor <ian@airs.com>
777 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
779 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
780 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
783 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
785 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
786 all immediate uses in PHI nodes.
788 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
790 * arm.c (arm_const_double_inline_cost): Handle any constant by
791 using gen_lowpart and gen_highpart_mode.
792 (note_invalid_constants): All constants in an RTX with a constraint
793 that permits memory are now pushed to the constant pool.
794 (output_move_double): Delete code to handle reg to reg and
795 constant to reg moves.
796 (const_double_needs_minipool, output_mov_immediate): Delete.
797 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
798 CONST_INT and CONST_VECTOR.
799 * arm.md (ANY64): New mode macro.
800 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
801 (movdf_soft_insn): Split reg-reg and const-reg moves.
802 (split patterns for 64-bit constant and register moves): New.
803 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
804 (cirrus_movdf_hard_insn): Likewise.
805 * fpa.md (movdf_fpa): Likewise.
806 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
807 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
809 (movv2si_internal_2): Likewise.
810 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
811 (movdf_vfp): Likewise.
812 * arm-protos.h (output_mov_immediate): Delete prototype.
814 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
817 * simplify-rtx.c (simplify_unary_operation_1): Check
818 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
820 2005-04-06 James E Wilson <wilson@specifixinc.com>
823 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
826 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
828 * coverage.h (GCOV_TYPE_NODE): Delete.
829 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
830 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
831 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
832 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
833 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
835 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
838 * Makefile.in (gcc.pot): Remove options.c dependency.
839 * optc-gen.awk: Don't quote help strings with N_().
841 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
843 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
844 the function returns a pointer type.
846 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
848 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
849 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
850 * doc/invoke.texi: Documnet salias-max-implicit-fields.
851 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
852 explicit_uses members.
853 (get_or_create_used_part_for): Initialize new fields.
854 (fieldoff_compare): New function.
855 (create_overlap_variables_for): Count number of fields, use
856 heuristic to determine whether to create subvars for vars with
858 Sort the field list by offset and avoid creating duplicate SFT's.
860 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
862 * c.opt (-F): Remove trailing whitespace from help string.
863 (-finput-charset): Use a tab to separate the switch name and help
865 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
866 (-ftree-vectorizer-verbose): Likewise.
868 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
870 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
871 a PHI argument where a use occurs instead of all PHI arguments.
873 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
875 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
878 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
880 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
881 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
882 config/bfin/bfin.h: Fix comment typos.
884 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
886 * doc/install.texi: Update the URL for Jacks.
887 * doc/sourcebuild.texi: Likewise.
889 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
892 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
893 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
895 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
897 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
899 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
901 * config/v850/v850-protos.h (override_options): Delete.
902 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
903 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
904 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
905 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
906 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
907 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
908 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
909 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
910 (OVERRIDE_OPTIONS): Delete.
911 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
912 (small_memory_info): Remove the value field.
913 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
915 * config/v850/v850.c (small_memory): Remove the value field.
916 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
917 (override_options): Delete.
918 (v850_handle_memory_option, v850_handle_option): New functions.
919 * config/v850/v850.opt: New file.
921 2005-04-06 Geoffrey Keating <geoffk@apple.com>
923 * config.host: Add a section for generic hosts, and a subsection
924 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
925 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
926 * config/host-darwin.h: New.
927 * config/x-darwin: New.
928 * config/i386/host-i386-darwin.c: New.
929 * config/i386/x-darwin: New.
930 * config/rs6000/host-darwin.c: Include host-darwin.h.
931 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
932 (darwin_rs6000_gt_pch_use_address): Likewise.
933 * config/rs6000/x-darwin: Change name of .o built, update
934 dependencies for changes to rs6000/host-darwin.c.
936 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
939 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
941 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
943 * tree-vect-analyze.c (vect_analyze_loop_form): Call
944 split_loop_exit_edge instead of loop_split_edge_with.
946 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
948 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
949 UNSPEC_SET_VSCR): New constants, used throughout.
951 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
953 (altivec_vspltis<VI_char>): ... this pattern, using
954 a QImode const_int_operand for the immediate.
955 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
958 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
961 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
963 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
965 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
967 2005-04-06 Ben Elliston <bje@au.ibm.com>
969 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
970 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
971 macros as living in "this file" and not gcc.h.
973 2005-04-06 Ben Elliston <bje@au.ibm.com>
975 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
976 -ftree-live_range_split. Perhaps renamed at some point?
978 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
981 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
982 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
984 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
986 * tree-flow.h (number_of_iterations_cond): Declaration removed.
987 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
988 (number_of_iterations_special): New function.
989 (number_of_iterations_exit): Use number_of_iterations_special.
990 Use simplify_using_outer_evolutions only at -O3.
991 (number_of_iterations_cond, tree_simplify_using_condition,
992 simplify_using_initial_conditions, loop_niter_by_eval,
993 compare_trees, can_count_iv_in_wider_type_bound,
994 simplify_using_outer_evolutions): Use fold_build.
996 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
998 * doc/install.texi (Configuration): Document --with-java-home.
1000 2005-04-05 Richard Henderson <rth@redhat.com>
1004 * config/i386/i386.c (print_operand): Handle vector zeros.
1005 (ix86_split_to_parts): Handle CONST_VECTOR.
1006 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1007 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1008 what modes to tie for MMX and SSE registers.
1009 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1010 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1011 to vector modes as well.
1012 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1013 properly as an input mode.
1015 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1017 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1019 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1021 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1023 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1025 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1026 and local functions, set sse_nregs to 8 and float_in_sse.
1027 (function_arg_advance, function_arg): If float_in_sse, pass
1028 SFmode and DFmode arguments in SSE registers.
1029 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1031 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1032 of -funit-at-a-time.
1034 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1036 * config/i386/i386-protos.h (ix86_function_value): Accept two
1037 arguments, like the target macro.
1038 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1039 * config/i386/i386.c (ix86_function_value): Accept the second
1040 argument of the target macro.
1041 (ix86_function_ok_for_sibcall): Pass a function pointer to
1042 ix86_function_value.
1043 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1044 call to ix86_value_regno).
1045 (ix86_value_regno): Add support for returning floating point values
1048 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1050 PR tree-optimization/20076
1051 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1052 that call __builtin_return or __builtin_apply_args.
1054 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1056 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1057 Use immediate use iterator.
1058 (stmt_is_bumper_for_loop): Use immediate use iterator.
1059 * predict.c (strip_builtin_expect): Use update_stmt.
1060 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1061 on all elements of a STATEMENT_LIST.
1062 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1063 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1064 (bsi_replace): Mark stmt as modified and the update it.
1065 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1066 (expand_complex_libcal): Call update_stmt.
1067 (expand_complex_comparison): Call mark_stmt_modified.
1068 (expand_complex_operations_1): Call update_stmt_if_modified.
1069 (expand_vector_operations_1): Call mark_stmt_modified.
1070 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1071 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1072 add_immediate_use, redirect_immediate_use,
1073 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1074 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1075 (mark_new_vars_to_rename): Call update_stmt.
1076 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1077 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1079 (unmodify_stmt): Delete.
1080 (update_stmt): New. Force an update of a stmt.
1081 (update_stmt_if_modified): update a stmt if it is out of date.
1082 (get_stmt_operands): Verify stmt is NOT modified.
1083 (stmt_modified_p): Update comment.
1084 (delink_imm_use): Remove a use node from its immuse list.
1085 (link_imm_use_to_list): Link a use node to a specific list.
1086 (link_imm_use): Link a node to the correct list.
1087 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1088 it in the correct list, if appropriate.
1089 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1090 (relink_imm_use): Link a use node in place of another node in a list.
1091 (relink_imm_use_stmt): LInk a node in place of another node, and set
1093 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1094 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1095 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1096 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1097 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1098 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1099 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1100 (has_zero_uses): New. Return true if there are no uses of a var.
1101 (has_single_use): New. Return true if there is only a single use of a
1103 (single_imm_use): New. Return the simgle immediate use.
1104 (num_imm_uses): New. Return the number of immediate uses.
1105 (get_v_must_def_ops): Use is now a pointer.
1106 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1107 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1109 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1110 (delink_stmt_imm_use): Delink all immuses from a stmt.
1111 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1112 * tree-flow.h (struct dataflow_d): Delete.
1113 (immediate_use_iterator_d): New. Immediate use iterator struct.
1114 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1115 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1116 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1118 (struct stmt_ann_d): Remove dataflow_t from struct.
1119 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1120 (if_convertible_phi_p): Use FAST immuse iterator.
1121 (if_convertible_loop_p): Don't call compute_immediate_uses.
1122 (replace_phi_with_cond_modify_expr): Call update_stmt.
1123 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1124 update_stmt_if_modified.
1125 (rewrite_all_into_ssa): Initialize ssa operands.
1126 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1127 compute_immediate_uses.
1128 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1129 ssa_property is available.
1130 (execute_one_pass): Change parameters passed to execute_todo.
1131 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1132 (remove_ssa_form): Call fini_ssa_operands.
1133 (insert_backedge_copies): Delete call to modify_stmt.
1134 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1135 (release_phi_node): Delink any use nodes before releasing.
1136 (resize_phi_node): Relink any use nodes.
1137 (remove_phi_arg_num): Delink the use node.
1138 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1139 (remove_all_phi_nodes_for): Release phi node first.
1140 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1141 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1142 (scalarize_use, scalarize_copy): Call update_stmt.
1143 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1144 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1145 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1146 (ccp_initialize): Remove call to compute_immediate_uses.
1147 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1148 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1150 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1151 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1152 (eliminate_redundant_computations): Call mark_stmt_modified.
1153 (cprop_operand): Call mark_stmt_modified.
1154 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1155 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1156 (dse_optimize_stmt): Use new immuse interface.
1157 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1158 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1159 (substitute_single_use_vars): Use new immuse interface.
1160 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1161 and compute_immediate_uses.
1162 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1164 (rewrite_mem_refs): Call update_stmt.
1165 (determine_lsm): Remove call to compute_imm_uses and free_df.
1166 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1167 (try_unroll_loop_completely): Call update_stmt.
1168 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1169 (rewrite_use_compare): Call update_stmt.
1170 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1171 (rewrite_use) : Call update_stmt.
1172 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1173 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1175 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1176 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1177 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1179 (initialize_vuse_operand): New. Initialize a vuse operand.
1180 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1181 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1182 (finalize_ssa_defs): Use stmt parameter.
1183 (correct_use_link): Ensure a use node is in the correct list, and has
1184 the correct stmt pointer.
1185 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1186 finalize_ssa_v_must_defs): Also initialize use nodes.
1187 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1188 (build_ssa_operands): Seperate parsing from final operand construction.
1189 (parse_ssa_operands): New. Parse entry point for operand building.
1190 (swap_tree_operands): New. Swap 2 tree operands.
1191 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1193 (get_expr_operands): Call swap_tree_operands when needed.
1194 (copy_virtual_operands): Use initialize routines for virtual use ops.
1195 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1196 (verify_abort): New. Issue imm_use error.
1197 (verify_imm_links): New Verify imm_use links for a var.
1198 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1199 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1200 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1201 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1202 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1203 (NULL_USE_OPERAND_P) Define.
1204 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1206 (struct vuse_operand_type): New struct.
1207 (SET_USE): Call set_ssa_use_from_ptr.
1209 (PHI_ARG_INDEX_FROM_USE): Define.
1210 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1211 argument via SET_USE, not PHI_ARG_DEF_TREE.
1212 * tree-ssa-pre.c (eliminate): Call update_stmt.
1213 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1215 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1216 (nearest_common_dominator_of_uses): Use imm_use iterator.
1217 (statement_sink_location): Use imm_use iterator and interface.
1218 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1219 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1220 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1221 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1222 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1223 if new parameter is true.
1224 (init_tree_ssa): Don't initialize operand cache here.
1225 (delete_tree_ssa): Don't destroy operand cache here.
1226 (propagate_into_addr): Pass in a use pointer, return true if anything
1228 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1229 (check_phi_redundancy): Use imm_use iterator.
1230 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1232 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1233 (release_ssa_name): Delink node and all elements in its imm_use list.
1234 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1235 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1236 * tree-vectorizer.c (need_imm_uses_for): Delete.
1237 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1238 * tree.h (struct ssa_imm_use_d): Define.
1239 (SSA_NAME_IMM_USE_NODE): Define.
1240 (struct tree_ssa_name): Add imm_use node.
1242 (PHI_ARG_IMM_USE_NODE): Define.
1243 (struct phi_arg_d): Add imm_use node.
1244 (struct tree_phi_node): Remove struct dataflow_d element.
1245 (TDF_STMTADDR): Define.
1247 2005-04-05 Dale Johannesen <dalej@apple.com>
1249 * doc/invoke.texi (Optimization Options): Remove
1250 duplicate -fcse-follow-jumps. Add -fweb.
1251 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1252 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1254 2005-04-05 Per Bothner <per@bothner.com>
1256 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1257 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1258 (warn_uninit): Get EXPR_LOCUS from context now instead.
1259 This fixes a USE_MAPPED_LOCATION testsuite failure.
1261 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1263 2005-04-05 Per Bothner <per@bothner.com>
1265 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1266 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1267 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1270 2004-04-05 Devang Patel <dpatel@apple.com>
1272 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1273 (lhsr<mode>3): ... new name.
1274 (altivec_vsra<VI_char>): Rename to ..
1275 (ashr<mode>3): ... new name.
1276 * config/rs6000/rs6000.c (builtin_description): Rename shift
1279 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1281 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1282 gen_lowpart_for_combine.
1283 * cse.c (gen_lowpart_if_possible): Move...
1284 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1286 (gen_lowpart_no_emit_general): Use it.
1288 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1290 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1293 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1295 * system.h: Fix typo.
1297 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1299 * config/bfin/bfin-modes.def: New file.
1300 * config/bfin/bfin-protos.h: New file.
1301 * config/bfin/bfin.c: New file.
1302 * config/bfin/bfin.h: New file.
1303 * config/bfin/bfin.md: New file.
1304 * config/bfin/bfin.opt: New file.
1305 * config/bfin/crti.s: New file.
1306 * config/bfin/crtn.s: New file.
1307 * config/bfin/elf.h: New file.
1308 * config/bfin/lib1funcs.asm: New file.
1309 * config/bfin/predicates.md: New file.
1310 * config/bfin/t-bfin: New file.
1311 * config/bfin/t-bfin-elf: New file.
1312 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1313 Document new attributes.
1314 (interrupt, interrupt_handler, saveall): Update documentation for
1316 * doc/install.texi (Specific): Add entry for the Blackfin.
1317 * doc/invoke.texi (Blackfin Options): New section.
1318 * doc/md.texi (Blackfin family): New section to document constraints.
1319 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1321 2005-04-05 Olivier Hainque <hainque@adacore.com>
1323 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1324 match what the system unwinder expects.
1325 * config/mips/mips.c (mips_frame_set): If we're saving the return
1326 address register and the dwarf return address column number differs
1327 from the hard register number, adjust the note reg to refer to the
1330 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1332 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1333 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1334 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1335 (processor_type): New enum.
1336 (mn10300_processor): New variable.
1337 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1338 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1339 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1340 (PROCESSOR_DEFAULT): New macro.
1341 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1342 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1343 (mn10300_handle_option, mn10300_override_options): New functions.
1344 * config/mn10300/mn10300.opt: New file.
1346 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1347 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1349 PR tree-optimization/19903
1350 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1351 that don't fit in their type after conversion.
1353 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1356 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1357 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1358 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1359 flag here. Implement using define_insn_and_split.
1360 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1361 (frndintxf2_mask_pm_i387): New insn patterns.
1362 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1363 Do not set ix86_optimize_mode_switching flag.
1364 (ceilsf2, ceildf2, ceilxf2): Same.
1365 (btruncsf2, btruncdf2, btruncxf2): Same.
1366 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1368 2005-04-05 Ian Lance Taylor <ian@airs.com>
1371 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1372 i386_pe_record_external_function.
1373 (i386_pe_record_external_function): Update declaration.
1374 * config/i386/winnt.c (struct extern_list): Add decl field.
1375 (i386_pe_record_external_function): Add decl parameter.
1376 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1378 * config/i386/i386-protos.h (i386_pe_record_external_function):
1381 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1383 * config/m68k/m68k-protos.h: Add a prototype for
1384 valid_dbcc_comparison_p_2.
1385 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1386 extend_operator, const_uint32_operand, const_sint32_operand,
1387 general_src_operand, nonimmediate_src_operand,
1388 memory_src_operand, post_inc_operand, pre_dec_operand,
1389 pcrel_address): Move to predicates to predicates.md.
1390 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1391 * config/m68k/m68k.md: Include predicates.md.
1392 * config/m68k/predicates.md: New.
1394 2005-04-04 Roger Sayle <roger@eyesopen.com>
1396 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1398 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1400 2005-04-04 Ian Lance Taylor <ian@airs.com>
1402 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1404 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1405 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1406 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1407 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1408 * c-common.c (c_do_switch_warnings_1): New static function broken
1409 out of c_do_switch_warnings.
1410 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1411 (c_do_switch_expr_warnings): New function.
1412 * c-common.h (c_do_switch_expr_warnings): Declare.
1414 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1415 Daniel Jacobowitz <dan@codesourcery.com>
1417 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1419 * rtlanal.c (may_trap_p): Same.
1421 2005-04-04 Dale Johannesen <dalej@apple.com>
1423 * ChangeLog: remove reference to ChangeLog.12.
1425 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1427 CRIS epilogue as RTL.
1428 * config/cris/cris.md: Change all 0 in unspec 0 to
1430 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1431 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1433 ("return"): Change to define_expand. Call cris_expand_return for
1435 ("*return_expanded"): New pattern.
1436 ("epilogue"): New define_expand.
1437 * config/cris/cris.h (PREDICATE_CODES): Add
1438 cris_load_multiple_op.
1439 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1441 (enum cris_retinsn_type): New.
1442 (struct machine_function): New member return_type.
1443 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1444 (cris_target_asm_function_epilogue): Remove, moving RTLified
1446 (cris_expand_epilogue): New function.
1447 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1448 (cris_gen_movem_load, cris_load_multiple_op)
1449 (cris_return_address_on_stack_for_return, cris_expand_return): New
1451 (cris_target_asm_function_prologue)
1452 (cris_initial_frame_pointer_offset): Call
1453 cris_reg_saved_in_regsave_area instead of complicated expression.
1454 Call cris_return_address_on_stack instead of an expression.
1455 (cris_print_operand) <case 'o', case 'O'>: New cases.
1456 (cris_return_address_on_stack): Change return-type to bool.
1457 (cris_simple_epilogue): Ditto. Return false if registers are
1459 * config/cris/cris-protos.h (cris_simple_epilogue)
1460 (cris_return_address_on_stack): Adjust prototype return type.
1461 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1462 (cris_return_address_on_stack_for_return): New prototypes.
1464 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1466 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1467 gpr_or_int12_operand.
1469 * config/frv/frv-protos.h: Add a prototype to
1470 frv_legitimate_memory_operand and frv_const_unspec_p.
1471 (frv_unspec): Move from frv.c.
1472 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1473 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1474 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1475 gpr_or_fpr_operand, gpr_or_int12_operand,
1476 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1477 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1478 int6_operand, int5_operand, uint5_operand, uint4_operand,
1479 uint1_operand, int_2word_operand, uint16_operand,
1480 upper_int16_operand, integer_register_operand,
1481 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1482 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1483 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1484 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1485 move_destination_operand, movcc_fp_destination_operand,
1486 frv_function_symbol_referenced_p, move_source_operand,
1487 condexec_dest_operand, condexec_source_operand,
1488 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1489 const_unspec_operand, gpr_or_memory_operand,
1490 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1491 icc_operand, fcc_operand, cc_operand, icr_operand,
1492 fcr_operand, cr_operand, call_operand, sibcall_operand,
1493 symbolic_operand, relational_operator,
1494 integer_relational_operator, float_relational_operator,
1495 ccr_eqne_operator, minmax_operator,
1496 condexec_si_binary_operator, condexec_si_media_operator,
1497 condexec_si_divide_operator, condexec_si_unary_operator,
1498 condexec_sf_conv_operator, condexec_sf_add_operator,
1499 condexec_memory_operand, intop_compare_operator, acc_operand,
1500 even_acc_operand, quad_acc_operand, accg_operand: Move to
1502 * config/frv/frv.h (PREDICATE_CODES): Remove.
1503 * config/frv/frv.md: Include predicates.md.
1504 * config/frv/predicates.md: New.
1506 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1509 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1510 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1511 (add_standard_iv_candidates_for_size): New function, extracting code
1512 from add_standard_iv_candidates and parameterizing it by type size.
1513 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1515 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1517 * system.h (GCOV_SIZE_TYPE): Unposion.
1518 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1519 (GCOV_TYPE_SIZE): ...this new macro.
1520 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1521 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1522 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1523 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1524 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1525 instead of unsigned_intSI_type_node.
1526 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1527 (rtl_gen_one_value_profiler_no_edge_manipulation)
1528 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1529 * value-prof.c: Include coverage.h.
1531 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1532 Diego Novillo <dnovillo@redhat.com>
1534 Fix PR tree-optimization/20703
1535 Fix PR tree-optimization/20725
1537 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1538 (create_expression_by_pieces): Ditto.
1539 (valid_in_set): Ditto. Also handle tcc_declaration.
1540 (find_or_generate_expression): Handle comparison class.
1541 (insert_into_preds_of_block): Ditto.
1542 (insert_aux): Ditto.
1543 (create_value_expr_from): Handle comparison class, recursively
1544 handle reference nodes.
1545 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1546 (execute_pre): Fix spacing.
1547 (do_fre): Renamed to execute_fre.
1549 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1551 * doc/invoke.texi (SPARC options): Document that
1552 -mlittle-endian is not supported on Linux either.
1554 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1558 * config.gcc (Obsolete configurations): Remove
1559 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1560 (sparclite-*-coff*): Delete.
1561 (sparclite-*-elf*): Likewise.
1562 (sparc86x-*-elf*): Likewise.
1563 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1564 * config/sparc/lite.h: Delete.
1565 * config/sparc/litecoff.h: Likewise.
1566 * config/sparc/liteelf.h: Likewise.
1567 * config/sparc/sp86x-elf.h: Likewise.
1568 * config/sparc/t-sparclite: Likewise.
1569 * config/sparc/t-sp86x: Likewise.
1571 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1573 * config/s390/s390-protos.h: (s390_comparison,
1574 s390_alc_comparison, s390_slb_comparison, const0_operand,
1575 consttable_operand, larl_operand, s_operand,
1576 shift_count_operand, bras_sym_operand, load_multiple_operation,
1577 store_multiple_operation, s390_plus_operand): Remove prototypes.
1578 (s390_legitimate_address_without_index_p): New prototype.
1579 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1581 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1582 const0_operand, consttable_operand, larl_operand, s_operand,
1583 shift_count_operand, bras_sym_operand, load_multiple_operation,
1584 store_multiple_operation, s390_plus_operand): Move to
1586 (check_mode): Remove.
1587 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1589 (s390_legitimate_address_without_index_p): New.
1590 * config/s390/s390.h (PREDICATE_CODES): Remove.
1591 * config/s390/s390.md: Include predicates.md.
1592 * config/s390/predicates.md: New.
1594 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1597 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1598 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1599 (NEED_INDICATE_EXEC_STACK): Define to 1.
1600 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1601 (NEED_INDICATE_EXEC_STACK): Define to 1.
1602 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1603 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1604 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1605 (pic_helper_emitted_p): New global.
1606 (emit_pic_helper): New function extracted from...
1607 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1608 Do not call emit_pic_helper if delay_pic_helper is true.
1609 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1610 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1611 (sparc_file_end): New function.
1613 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1615 * config/mcore/mcore-protos.h: Remove the prototypes for
1616 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1617 mcore_general_movdst_operand, mcore_reload_operand,
1618 mcore_arith_J_operand, mcore_arith_K_operand,
1619 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1620 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1621 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1622 mcore_literal_K_operand, mcore_addsub_operand,
1623 mcore_compare_operand, mcore_load_multiple_operation,
1624 mcore_store_multiple_operation, mcore_call_address_operand.
1625 Add a prototype for const_ok_for_mcore.
1626 * config/mcore/mcore.c (mcore_call_address_operand,
1627 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1628 mcore_arith_reg_operand, mcore_reload_operand,
1629 mcore_arith_J_operand, mcore_arith_K_operand,
1630 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1631 mcore_arith_M_operand, mcore_arith_imm_operand,
1632 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1633 mcore_literal_K_operand, mcore_addsub_operand,
1634 mcore_compare_operand, mcore_load_multiple_operation,
1635 mcore_store_multiple_operation): Move to predicates.md.
1636 (const_ok_for_mcore): Export.
1637 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1638 * config/mcore/mcore.md: Include predicates.md.
1639 * config/mcore/predicates.md: New.
1641 * config/mcore/predicates.md: Fix a comment typo.
1643 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1644 Adrian Straetling <straetling@de.ibm.com>
1646 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1647 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1648 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1650 ("imul"): Removed from "type" attribute.
1651 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1652 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1653 Changed type to imulsi.
1654 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1656 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1658 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1659 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1660 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1661 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1662 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1663 (TARGET_SWITCHES, mcore_stack_increment_string)
1664 (TARGET_OPTIONS): Delete.
1665 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1666 than *_BIT constants.
1667 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1668 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1669 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1670 (mcore_override_options): Delete mcore_stack_increment code.
1671 Change use of M340_BIT to MASK_M340.
1672 * config/mcore/mcore.opt: New file.
1674 2005-04-04 Ian Lance Taylor <ian@airs.com>
1676 * config/arm/arm.c (replace_symbols_in_block): Remove static
1679 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1681 * config/fr30/fr30-protos.h: Remove the prototypes for
1682 stack_add_operand, add_immediate_operand,
1683 high_register_operand, low_register_operand, call_operand,
1684 di_operand, and nonimmediate_di_operand.
1685 * config/fr30/fr30.c (stack_add_operand,
1686 add_immediate_operand, high_register_operand,
1687 low_register_operand, call_operand, di_operand,
1688 nonimmediate_di_operand): Move to predicates.md.
1689 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1690 * config/fr30/fr30.md: Include predicates.md.
1691 * config/fr30/predicates.md: New.
1693 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1694 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1695 mcore_call_address_operand.
1697 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1698 general_movsrc_operand.
1700 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1702 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1705 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1708 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1711 2005-04-04 Richard Henderson <rth@redhat.com>
1712 Jakub Jelinek <jakub@redhat.com>
1714 PR rtl-optimization/16104
1715 * fold-const.c (fold_unary): Fix folding of vector conversions.
1717 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1719 * config.gcc (xstormy16-*-elf): Set extra_options.
1720 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1721 * config/stormy16/stormy16.opt: New file.
1723 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1725 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1726 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1727 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1728 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1729 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1730 (TARGET_UNIX_ASM): Delete.
1731 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1732 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1733 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1734 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1735 * config/pdp11/pdp11.opt: New file.
1737 2005-04-03 Roger Sayle <roger@eyesopen.com>
1738 Alexandre Oliva <aoliva@redhat.com>
1741 * fold-const.c (non_lvalue): Split tests into...
1742 (maybe_lvalue_p): New function.
1743 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1744 C++ front-end prior to lowering into gimple form.
1746 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1748 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1749 BUILT_IN_STRNCASECMP): New.
1750 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1753 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1756 * arm.md (addsi3_compare0_for_combiner): Delete.
1757 (addsi3_compare0_scratch_for_combiner): Delete.
1758 (cmpsi_neg_shiftsi): Delete.
1759 (compare_negsi_si): New pattern.
1760 (cmpsi_negshiftsi_si): New pattern.
1761 (negated_cbranchsi4): Restrict to equality_operator.
1763 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1766 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1768 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1771 * doc/install.texi: Fix a typo.
1773 2005-04-03 Steven Bosscher <stevenb@suse.de>
1776 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1777 a computed goto if the edge to the computed goto block has
1778 incoming abnormal edges. Clarify how the function works.
1780 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1782 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1783 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1784 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1785 hash_scan_set, reg_set_between_after_reload_p,
1786 reg_used_between_after_reload_p, get_avail_load_store_reg,
1787 eliminate_partially_redundant_load): Likewise.
1788 * postreload.c (reload_cse_simplify_set,
1789 reload_combine_note_use): Likewise.
1790 * predict.c (predict_insn, expected_value_to_br_prob,
1791 propagate_freq, expensive_function_p): Likewise.
1792 * print-rtl.c (print_rtx): Likewise.
1793 * profile.c (instrument_edges, instrument_values,
1794 compute_branch_probabilities, branch_prob, union_groups,
1795 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1796 * protoize.c (in_system_include_dir, file_could_be_converted,
1797 file_normally_convertible, gen_aux_info_file, seek_to_line,
1798 do_cleaning): Likewise.
1799 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1800 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1801 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1803 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1805 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1806 * modulo-sched.c (undo_replace_buff_elem): New structure.
1807 (kernel_number_of_cycles, ps_unschedule_node,
1808 undo_generate_reg_moves,free_undo_replace_buff,
1809 undo_permute_partial_schedule, loop_single_full_bb_p,
1810 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1811 build_loops_structure, get_sched_window): New.
1812 (generate_reg_moves): Return undo_replace_buff_elem and other
1814 (generate_prolog_epilog): Remove old loop versioning.
1815 (sms_schedule): Use loop information and loop_version.
1816 (sms_schedule_by_order): Split part of it to get_sched_window.
1817 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1818 cfg_layout_finalize and free_dominance_info before/after SMS.
1820 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1822 * cfghooks.c (lv_flush_pending_stmts,
1823 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1824 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1825 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1826 lv_add_condition_to_bb,
1827 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1828 flush_pending_stmts): New in cfg_hooks structure.
1829 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1830 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1831 lv_add_condition_to_bb): New declarations.
1832 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1834 (loop_version): Declare.
1835 * cfgloopmanip.c (cfghooks.h): Include.
1836 (duplicate_loop_to_header_edge): Change return type to bool.
1837 (loop_version, lv_adjust_loop_entry_edge): Move here.
1838 * cfgrtl.c (cfgloop.h): Include.
1839 (rtl_verify_flow_info_1): Fix.
1840 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1841 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1843 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1844 tree_lv_add_condition_to_bb): New.
1845 (tree_cfg_hooks): Add new hooks to initialization.
1846 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1847 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1849 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1851 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1852 xstormy16_below100_or_register,
1853 xstormy16_splittable_below100_or_register, and
1854 nonimmediate_nonstack_operand.
1856 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1857 xstormy16_ineqsi_operator, equality_operator,
1858 inequality_operator, shift_operator,
1859 xstormy16_below100_operand, xstormy16_below100_or_register,
1860 xstormy16_splittable_below100_or_register,
1861 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1862 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1863 equality_operator, inequality_operator,
1864 xstormy16_below100_operand, xstormy16_below100_or_register,
1865 xstormy16_splittable_below100_or_register,
1866 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1867 nonimmediate_nonstack_operand, shift_operator): Move to
1869 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1870 * config/stormy16/stormy16.md: Include predicates.md.
1871 * config/stormy16/predicates.md: New.
1873 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1875 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1876 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1877 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1878 move_operand, power_of_2_operand): Move to predicates.md.
1879 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1880 PREDICATE_CODE): Remove.
1881 * config/iq2000/iq2000.md: Include predicates.md.
1882 * config/iq2000/predicates.md: New.
1884 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1886 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1887 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1888 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1889 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1890 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1891 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1892 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1893 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1894 (TARGET_M68HC11): Delete.
1895 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1896 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1897 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1898 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1899 (nb_soft_regs): Delete.
1900 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1901 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1902 and MASK_M6812 being set simultaneously. Change the code that sets
1903 the default m68hc11_soft_reg_count to use integers instead of strings.
1904 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1905 m68hc11_soft_reg_count (which now has an int type) as the number
1907 * config/m68hc11/m68hc11.opt: New file.
1909 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1911 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1912 fp_displacement_operand, sp_displacement_operand.
1914 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1916 Remove the prototypes for tst_operand, cmp_operand,
1917 stack_register_operand, d_register_operand,
1918 hard_addr_reg_operand, splitable_operand,
1919 m68hc11_logical_operator, m68hc11_arith_operator,
1920 m68hc11_non_shift_operator, m68hc11_shift_operator,
1921 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1922 non_push_operand, hard_reg_operand, and
1923 reg_or_some_mem_operand.
1924 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1926 (tst_operand, cmp_operand, non_push_operand,
1927 splitable_operand, reg_or_some_mem_operand,
1928 stack_register_operand, d_register_operand,
1929 hard_addr_reg_operand, hard_reg_operand,
1930 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1931 m68hc11_arith_operator, m68hc11_non_shift_operator,
1932 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1934 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1935 * config/m68hc11/m68hc11.md: Include predicates.md.
1936 * config/m68hc11/predicates.md: New.
1938 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1941 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1942 change checked in along with 2005-03-03's patch for debug/20253.
1943 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1944 (remap_decl): Insert type decl in map earlier.
1946 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1948 PR tree-optimization/20640
1949 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1950 post-dominator if it has phi nodes.
1951 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1952 before dead statements.
1954 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1957 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1959 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1961 PR rtl-optimization/20290
1962 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1963 in every iteration if the entry point is the exit test.
1965 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1967 * config/cris/cris.md (attribute "length"): Define.
1969 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1971 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1972 (word_offset_memref_operand): New.
1973 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1974 (indexed_or_indirect_operand): Delete.
1975 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1976 (indexed_or_indirect_operand): Delete.
1978 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1981 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1984 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1985 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1987 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1989 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1991 2005-04-01 Ian Lance Taylor <ian@airs.com>
1993 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1994 (rus, prus): Remove static variables.
1995 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1996 (process_command): Permit report_times and use_pipes together.
1998 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2000 * c-decl.c (validate_proto_after_old_defn): Look at
2001 TYPE_MAIN_VARIANT of argument types.
2003 2005-04-01 Paul Brook <paul@codesourcery.com>
2005 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2006 (arm_output_function_epilogue): Allow call_via_SP.
2007 (thumb_call_via_reg, arm_file_end): Ditto.
2008 * config/arm/arm.h (struct machine_function): Include space for SP.
2009 (thumb_call_via_label): Update declaration.
2011 2005-04-01 Ian Lance Taylor <ian@airs.com>
2013 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2014 doing a peephole optimization, once again put any notes in the
2017 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2019 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2021 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2023 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2024 (block_alloc, find_free_reg): Likewise.
2025 * loop-doloop.c (doloop_modify): Likewise.
2026 * loop-invariant.c (record_use): Likewise.
2027 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2028 get_iv_value, canon_condition, eliminate_implied_condition,
2029 eliminate_implied_condition, simplify_using_initial_values,
2030 shorten_into_mode, canonicalize_iv_subregs,
2031 iv_number_of_iterations): Likewise.
2032 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2033 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2034 unswitch_loop): Likewise.
2035 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2036 move_movables, replace_call_address, find_and_verify_loops,
2037 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2038 record_giv, final_giv_value, general_induction_var,
2039 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2040 loop_giv_dump): Likewise.
2042 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2043 GCOV_CHECK_WRITING): Remove.
2044 (gcov_position, gcov_rewrite): Use gcc_assert.
2045 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2046 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2047 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2050 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2052 * tree-inline.c: Fix a typo.
2054 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2056 * configure.ac (enable-checking): Explicitly set all variables for
2057 collective switch values. Alphabetize variables. Rename
2058 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2060 * doc/install.texi (enable-checking): Update documentation.
2061 * configure: Rebuilt.
2063 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2065 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2068 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2070 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2071 Also reject cases where this pattern will cause load delay stalls
2072 unless optimizing for size and it will produce a shorter sequence.
2073 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2074 variants to avoid pre-adjusting the base when possible.
2076 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2078 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2079 the frame and argument pointers.
2080 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2081 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2082 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2083 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2084 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2085 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2087 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2089 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2090 with entry for selectany attribute.
2091 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2093 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2094 (i386_pe_asm_named_section): Handle sections generated by
2095 selectany attribute.
2096 * doc/extend.texi (selectany): Document attribute.
2098 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2099 Jan Hubicka <jh@suse.cz>
2101 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2102 to fix addresses involving EBP and ESP.
2103 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2104 for SUBREGed registers.
2105 (legitimate_address_p): Accept SUBREGed registers.
2107 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2110 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2111 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2114 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2116 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2118 2005-04-01 James E Wilson <wilson@specifixinc.com>
2121 * dwarf2out.c (rtl_for_decl_init): New function.
2122 (rtl_for_decl_location): Extracted from here.
2123 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2124 add_const_value_attribute. Delete initializer_constant_valid_p call.
2126 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2128 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2129 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2130 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2131 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2132 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2133 config/i386/i386.md, config/rs6000/predicates.md,
2134 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2135 config/s390/s390.c, config/stormy16/stormy16.c,
2136 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2139 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2142 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2143 COND_EXPR and CALL_EXPR.
2145 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2148 * genautomata.c (first_cycle_unit_presence): Check all alternative
2149 states for unit presence.
2151 * doc/md.texi: Remove remark about impossibility to query unit
2152 presence in non nondeterministic automaton state.
2154 * config/ia64/ia64.c (get_template): Change order of unit querying.
2156 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2158 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2161 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2163 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2164 flag for edges outside any loops.
2166 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2168 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2170 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2172 * tree-ssa-alias.c: Follow spelling conventions.
2173 * doc/tree-ssa.texi: Fix a typo.
2175 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2177 * postreload-gcse.c: Include target.h.
2178 (gcse_after_reload_main): Return early if we cannot modify jumps.
2179 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2181 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2183 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2184 expensive operations.
2186 2005-03-31 Ian Lance Taylor <ian@airs.com>
2188 * collect2.c (lderrout): New variable.
2189 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2190 if it is set, to stderr.
2191 (handler): Unlink lderrout if it is set.
2192 (dump_file): Add "to" parameter. Change all callers.
2193 (main): Initialize lderrout.
2194 (collect_execute): Add errname parameter. Change all callers.
2195 Rename redir parameter to outname. Never pass
2196 PEX_STDERR_TO_STDOUT to pex_run.
2197 * collect2.h (collect_execute, dump_file): Update declarations.
2198 * tlink.c (tlink_execute): Add errname parameter. Change all
2200 (do_tlink): Check lderrout as well as ldout.
2202 2005-03-31 Caroline Tice <ctice@apple.com>
2204 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2205 (bb-reorder.o): Add errors.h to list of requirements.
2206 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2207 profiledbootstrap flags.
2208 * bb-reorder.c (errors.h): Add new include.
2209 (struct bbro_basic_block_data_def): Add new field, in_trace.
2210 (add_unlikely_executed_notes): Remove function.
2211 (mark_bb_for_unlikely_executed_section): Remove function.
2212 (insert_section_boundary_note): New function.
2213 (verify_hot_cold_block_grouping): New function.
2214 (push_to_next_round_p): Remove variables and tests that push all
2215 cold blocks to last round.
2216 (find_traces): Remove code that added extra round of trace finding
2217 when doing partitioning.
2218 (find_traces_1_round) : Remove variable last_round; add code to
2219 update new struct field, in_trace; correct trace_length where it was
2220 incorrect before (after call to copy_bb); change code that pushed all
2221 cold blocks to last round. Instead verify that all blocks going into
2222 a trace belong in the same partition.
2223 (connect_traces): Modify to connect the traces in two passes, if the
2224 function contains both hot and cold blocks. The first pass connects
2225 all the traces for blocks in the partition that the first block in
2226 the function belongs to; the second pass connnects all the traces
2227 containing blocks that belong in the other partition.
2228 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2229 code that automatically put the first block in a function into the
2230 hot partition if the function had any hot blocks.
2231 (fix_crossing_unconditional_branches): Check number of succ edges
2232 before attempting to get one.
2233 (fix_edges_for_rarely_executed_code): Update comment describing
2235 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2236 remove call to add_unlikely_executed_notes; add call to
2237 verify_hot_cold_block_grouping.
2238 (duplicate_computed_gotos): Don't change computed goto if it's a
2240 (partition_hot_cold_basic_blocks): Update function comment.
2241 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2243 (try_forward_edges): Likewise.
2244 (merge_blocks_move_predecessor_nojumps): Likewise.
2245 (merge_blocks_move_successor_nojumps): Likewise.
2246 (merge_blocks_move): Likewise.
2247 (try_crossjump_bb): Likewise.
2248 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2249 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2250 notes to cold bb's; remove call to update_unlikely_executed_notes.
2251 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2252 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2253 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2254 function declaration.
2255 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2257 (rtl_can_merge_blocks): Remove redundancy from condition.
2258 (try_redirect_by_replacing_jump): Likewise.
2259 (force_nonfallthru_and_redirect): Remove code for adding
2260 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2261 (commit_one_edge_insertion): Likewise.
2262 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2263 * dbxout.c (FORCE_TEXT): Replace function_section with
2264 current_function_section.
2265 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2266 function, switch_text_section.
2267 (struct xcoff_debug): Likewise.
2268 (dbxout_function_end): Add code to put out label diffs for both
2269 hot and cold sections.
2270 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2271 for new debug_hooks funciton, switch_text_section..
2272 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2273 switch_text_section.
2274 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2275 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2276 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2277 dw_fde_switched_sections.
2278 (output_call_frame_info): Add test to see if function switches text
2279 sections in the middle; if so, use appropriate extra hot and cold
2280 section labels to compute size deltas for the hot and cold sections.
2281 (dwarf2out_begin_prologue): Add code to initialize new fields in
2283 (dwarf2out_switch_text_section): New function (invoked through
2284 debug_hook); updates new fields in dw_fde_struct appropriately and
2285 increments separate_line_info_table_in_use.
2286 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2287 dwarf2out_switch_text_section.
2288 (struct var_loc_node): Add new field, section_label.
2289 (output_aranges): Add code to check whether in hot or cold section and
2290 use the appropriate label in calculating deltas.
2291 (output_ranges): Likewise.
2292 (output_line_info): Add code to check which section we're in and
2293 use appropriate hot/cold label.
2294 (add_location_or_constant_value_attribute): Likewise.
2295 (gen_subprogam_die): Modify arange attributes to use correct labels.
2296 (dwarf2out_begin_block): Change call to function_section into call to
2297 current_function_section.
2298 (dwarf2out_end_block): Likewise.
2299 (dwarf2out_source_line): Likewise.
2300 (dwarf2out_var_location): Add code to check whether in hot or cold
2301 section and use the appropriate label.
2302 * except.c (output_function_exception_table): Change call to
2303 function_section into call to current_function_section.
2304 * final.c (profile_function): Likewise.
2305 (scan_ahead_for_unlikely_executed_note): Remove function.
2306 (final_scan_insn): Remove calls to
2307 scan_ahead_for_unlikely_executed_note, and related code for switching
2308 to cold section, except for the single time
2309 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2310 debug_hooks->switch_text_sections; replace appropriate calls to
2311 function_section with calls to current_function_section.
2312 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2313 test_bb to condition.
2314 (find_if_case_2): Likewise.
2315 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2316 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2317 * opts.c (decode_options): Change warning about hot/cold partitioning
2318 with exceptionss to inform (so as not to cause bootstrap failures);
2319 remove warning about partitioning with DWARF debug info.
2320 * output.h (current_function_section): Add new function decl.
2321 (insert_section_boundary_note): Likewise.
2322 (enum in_section): Move this declaration here from varasm.c.
2323 (unlikely_section_label): Likewise.
2324 (unlikely_text_section_name): Likewise.
2325 (last_text_section_name): New global variable.
2326 (last_text_section): Likewise.
2327 (hot_section_label): Likewise.
2328 (hot_section_end_label): Likewise.
2329 (cold_section_end_label): Likewise.
2330 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2331 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2332 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2333 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2334 insn from consideration.
2335 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2336 switch_text_section.
2337 * varasm.c (basic-block.h): Add new include.
2338 (unlikely_section_label_printed): Remove global variable.
2339 (unlikely_section_label): Make global variable not be static any more.
2340 (unlikely_text_section_name): Likewise.
2341 (hot_section_end_label): New global variable (not static)
2342 (first_function_block_is_cold): Likewise.
2343 (hot_section_label): Likewise.
2344 (cold_section_end_label): Likewise..
2345 (last_text_section): New global variable, not static.
2346 (last_text_section_name): New global variable, not static.
2347 (initialize_cold_section_name): New function.
2348 (enum in_section): Move declaration to output.h.
2349 (text_section): Update last_text_section.
2350 (unlikely_text_section): Replace code to determine cold section name
2351 with call to initialize_cold_section_name; Add code to update
2352 last_text_section; remove code for printing out label.
2353 (named_section_real): Add code to update last_text_section and
2354 last_text_section_name as appropriate.
2355 (function_section): Change test for 'unlikely' to depend on
2356 first_function_block_is_cold (moved old test to
2357 current_function_section).
2358 (current_function_section): New function.
2359 (assemble_start_function): Move code that frees
2360 unlikely_text_section_name; initialize hot_section_end_label;
2361 print hot and cold section labels at the start of the function;
2362 set first_function_block_is_cold, if appropriate; initialize l
2363 ast_text_section; add call to insert_section_boundary_note.
2364 (assemble_end_function): Add code to write out hot and cold section
2366 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2367 switch_text_section.
2368 * config/darwin.c (machopic_select_section): Replace incorrect
2369 function in base_funs; update reloc for cold sections if necessary.
2370 * config/darwin.h (SECTION_FUNCTION): Add code to update
2371 last_text_section if appropriate.
2372 (text_unlikely_section): Remove.
2373 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2374 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2375 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2376 partitioning for this architecture.
2378 2005-03-31 Olivier Hainque <hainque@adacore.com>
2380 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2381 defined and non-zero.
2383 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2386 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2389 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2392 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2393 label operand. Remove (use (unspec..)). Don't emit a label on
2395 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2396 generate inline label for load_toc_v4_PIC_1b.
2397 (rs6000_emit_load_toc_table): Likewise.
2399 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2401 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2402 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2404 2005-03-29 Devang Patel <dpatel@apple.com>
2406 * tree-sra.c (decide_block_copy): Disable scalarization of
2409 2005-03-30 Stuart Hastings <stuart@apple.com>
2410 Dale Johannesen <dalej@apple.com>
2412 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2413 * print-tree.c (print_node): Add case STATEMENT_LIST.
2415 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2417 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2418 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2419 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2420 is given with "powerpc64*" or "all", or when --with-cpu chooses
2423 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2426 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2427 gen_lexical_block_die.
2428 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2430 2005-03-31 Jan Hubicka <jh@suse.cz>
2432 2004-11-02 Jan Hubicka <jh@suse.cz>
2434 * cgraph.c (cgraph_varpool_node_name): New function.
2435 (dump_cgraph_varpool_node): New function.
2436 (dump_varpool): New function.
2437 * cgraphunit.c (cgraph_optimize): Dump varpool.
2439 2004-10-16 Jan Hubicka <jh@suse.cz>
2441 * cgraph.c (decide_is_variable_needed): New function.
2442 (cgraph_varpool_finalize_decl): Use it.
2443 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2445 * final.c (output_addr_const): Do not call mark_referenced.
2446 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2447 always go via cgraph.
2448 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2449 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2450 * tree-optimize.c (execute_inline): Mark functions called.
2451 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2453 2004-10-11 Jan Hubicka <jh@suse.cz>
2455 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2456 (cgraph_varpool_last_needed_node): New static variable.
2457 (enqueue_needed_varpool_node): Break out from ...; add items to the
2458 end of queue; update first pointers.
2459 (cgraph_varpool_mark_needed_node): ... here.
2460 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2461 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2462 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2463 (cgraph_varpool_first_unanalyzed_node): Declare.
2464 * cgraphunit.c: Include output.h.
2465 (cgraph_varpool_analyze_pending_decls): New function.
2466 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2467 for errors, analyze pending decls.
2468 (cgraph_finalize_compilation_unit): Only analyze decls.
2469 (cgraph_optimize): Assemble the decls after expanding.
2471 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2473 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2474 subvars get marked properly in tags for grouping.
2475 (add_pointed_to_var): Mark only actual pointed to
2476 variables/subvars in addresses needed.
2477 (create_overlap_variables_for): Clear call clobbered on original
2479 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2480 addresable vars with subvars into list.
2481 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2484 2005-03-30 Richard Henderson <rth@redhat.com>
2486 * cgraph.h (struct cgraph_node): Add alias.
2487 * varasm.c (assemble_alias): Set it.
2488 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2489 avoid calling cgraph_expand_function.
2491 2005-03-30 Tom Tromey <tromey@redhat.com>
2493 * tree.def (FILE_TYPE): Removed.
2494 * typeclass.h (enum type_class): Removed file_type_class.
2495 * dwarf2out.c (is_base_type): Updated.
2496 (gen_type_die): Likewise.
2497 * dbxout.c (dbxout_type): Updated.
2498 * builtins.c (type_to_class): Updated.
2499 * tree.c (type_contains_placeholder_1): Updated.
2500 * config/sparc/sparc.c (sparc_type_code): Updated.
2501 * config/ia64/ia64.c (hfa_element_mode): Updated.
2502 * expr.c (count_type_elements): Updated.
2503 * stor-layout.c (layout_type): Updated.
2504 * tree-inline.c (remap_type): Updated.
2505 * tree-pretty-print.c (dump_generic_node): Updated.
2507 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2509 * builtins.c (expand_builtin_powi): Fix mode of
2510 2nd argument to match int.
2511 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2512 2nd argument type to int.
2513 * libgcc2.c: Change prototype of __powi* functions to use
2516 2005-03-30 Dale Johannesen <dalej@apple.com>
2519 * calls.c (expand_call): Flush pending deferrals before
2522 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2526 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2527 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2528 c_label_context, label_context_stack): New.
2529 * c-decl.c (define_label): Check for jumps into statement
2530 expressions. Add label to list of defined labels.
2531 (start_function): Push context on label_context_stack.
2532 (finish_function): Pop context from label_context_stack.
2533 * c-typeck.c (label_context_stack): New.
2534 (c_finish_goto_label): Check for jumps into statement
2535 expressions. Add label to list of jumped to labels.
2536 (struct c_switch): Add blocked_stmt_expr.
2537 (c_start_case): Initialize it.
2538 (do_case): Check it.
2539 (c_finish_case): Verify !blocked_stmt_expr.
2540 (c_begin_stmt_expr): Push context on label_context_stack.
2541 Increment blocked_stmt_expr. Mark labels jumped to from outside
2543 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2544 defined in the statement expression and no longer jumpable to.
2545 Mark labels jumped to from just outside the statement expression
2546 as again definable. Pop context from label_context_stack.
2547 * doc/extend.texi (Statement Exprs): Update.
2549 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2552 * c-decl.c (start_function): Check for old_decl being
2555 2005-03-30 Ian Lance Taylor <ian@airs.com>
2557 * final.c (final): Remove prescan parameter. Change all callers.
2558 (final_scan_insn): Remove prescan parameter. Change all callers.
2560 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2562 * tree-vectorizer.c: Fix comment typos.
2564 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2566 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2567 as soon as a chrec_dont_know is detected.
2569 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2571 Merge from csl-arm-branch.
2572 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2574 * tlink.c (recompile_files): Do not assume that "rename" can
2575 overwrite an existing file.
2577 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2579 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2580 * gcc/configure: Regenerate.
2582 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2584 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2586 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2588 * calls.c (struct arg_data): Update "partial" comment.
2589 (load_register_parameters): Update "nregs" comment.
2591 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2593 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2594 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2595 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2596 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2597 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2598 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2599 than target_flags & 0.
2600 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2601 (iq2000_arch, iq2000_parse_cpu): Delete.
2602 (TARGET_HANDLE_OPTION): Override default.
2603 (iq2000_handle_option): New function.
2604 (override_options): Remove -march= and -mcpu= handling.
2605 * config/iq2000/iq2000.opt: New file.
2607 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2609 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2610 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2611 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2612 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2613 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2614 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2615 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2616 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2617 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2618 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2619 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2620 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2621 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2622 (TARGET_OPTIONS): Delete.
2623 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2624 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2625 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2626 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2627 (c4x_cpu_version_string): Delete.
2628 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2629 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2630 equivalent -mcpu= option.
2631 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2632 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2633 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2634 or clearing the appropriate MASK_* bit.
2635 (c4x_file_start): Use c4x_cpu_version.
2636 * config/c4x/c4x.opt: New file.
2638 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2640 * doc/options.texi: Document the new MaskExists flag.
2641 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2642 if the option has the MaskExists flag.
2644 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2646 * opt-functions.awk (flag_set_p, test_flag): New functions.
2647 (switch_flags): Use them.
2648 * opth-gen.awk: Use flag_set_p to check for flags.
2649 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2651 2005-03-30 Ian Lance Taylor <ian@airs.com>
2653 * config.host (i[34567]86-*-mingw32*): Don't set
2654 host_can_use_collect2 to no.
2656 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2659 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2660 Remove convert_memory_address call duplicating that in memory_address.
2662 2005-03-29 Richard Henderson <rth@redhat.com>
2665 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2666 (build_compound_literal): Likewise. Propagate decl type into the
2668 (finish_decl): Likewise. Use new return value from complete_array_type
2669 for zero sized arrays.
2670 (complete_array_type): Move ...
2671 * c-common.c (complete_array_type): ... here. Change first argument
2672 to pointer-to-type-node. Consistently use sizetype for the index
2673 except for zero sized arrays. Detect zero sized arrays for pedantic
2674 mode diagnostics. Create a new type node instead of modifying the
2676 * c-tree.h (complete_array_type): Move decl ...
2677 * c-common.h (complete_array_type): ... here.
2679 2005-03-29 Richard Henderson <rth@redhat.com>
2682 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2684 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2686 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2687 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2688 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2689 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2691 2005-03-29 Eric Christopher <echristo@redhat.com>
2693 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2694 truthvalue conversion removal.
2696 2005-03-29 Ian Lance Taylor <ian@airs.com>
2699 * collect2.c: Never include <vfork.h>.
2700 (VFORK_STRING, vfork): Don't define.
2701 (pid): Remove global variable.
2702 (handler): Call raise instead of kill (getpid(), ...).
2703 (collect_wait): Add pex parameter. Change all callers. Use
2704 pex_get_status rather than pwait.
2705 (do_wait): Add pex parameter. Change all callers.
2706 (collect_execute): Return struct pex_obj * rather than void. Use
2707 pex routines rather than pexecute.
2708 (fork_execute): Get pex_obj from collect_execute, and pass it to
2710 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2711 Only declare quit_handler if SIGQUIT is defined.
2712 (scan_libraries): Likewise.
2713 * collect2.h (collect_execute): Update declaration.
2714 (collect_wait): Update declaration.
2715 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2716 pass it to collect_wait.
2718 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2721 * c-parser.c (c_parser_compound_statement_nostart): Give error
2722 message for EOF instead of just setting parser->error.
2724 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2726 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2727 (slpeel_update_phi_nodes_for_guard1): New function.
2728 (slpeel_update_phi_nodes_for_guard2): New function.
2729 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2730 of slpeel_update_phi_nodes_for_guard.
2731 (vectorize_loops): Remove call to loop_closed_rewrite.
2732 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2735 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2737 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2738 (TARGET_LITTLE_ENDIAN): New macro.
2739 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2740 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2741 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2742 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2743 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2744 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2745 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2746 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2747 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2748 (TARGET_OPTIONS): Delete.
2749 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2750 (CACHE_FLUSH_TRAP): Turn into an integer.
2751 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2752 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2753 -mflush-trap is in use.
2754 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2755 (m32r_cache_flush_trap_string): Delete.
2756 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2757 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2758 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2759 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2760 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2761 -mmodel= and -msdata= handling from...
2762 (m32r_init): ...here.
2763 * config/m32r/m32r.opt: New file.
2765 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2767 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2768 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2769 * tree-vect-analyze.c (vect_object_analysis): additional parm
2770 pass back a "struct ptr_info_def *" with the points-to info.
2771 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2772 statement using info returned from vect_object_analysis.
2773 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2774 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2775 for virtual uses and defs when creating a replacement vector
2776 reference. Call duplicate_ssa_name_ptr_info to define points-to
2777 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2778 (vectorizable_store): copy_virtual_operands and update
2779 definition statements.
2780 (vectorizable_load): copy_virtual_operands. Remove call to
2781 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2782 * tree-vectorizer.c (vectorize_loops): Remove calls to
2783 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2784 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2785 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2786 define macro STMT_VINFO_PTR_INFO for use in accessing.
2787 * tree.h add export of duplicate_ssa_name_ptr_info.
2788 * rs6000.c (altivec_init_builtins): Declare builtin function
2789 __builtin_altivec_mask_for_load to be "const".
2791 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2794 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2795 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2796 assemble_variable on aliases.
2797 * varasm.c (assemble_alias): Set node->alias.
2798 * toplev.c (wrapup_global_declarations): Don't call
2799 rest_of_decl_compilation on aliases again.
2801 2005-03-29 Paul Brook <paul@codesourcery.com>
2803 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2804 * config/arm/arm.c (arm_dbx_register_number): New function.
2805 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2807 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2810 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2811 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2813 2005-03-29 Dale Johannesen <dalej@apple.com>
2815 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2816 $(TREE_H) and $(COVERAGE_H).
2817 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2818 * opts.c (common_handle_option): Enable tree-based value transforms.
2819 * toplev.c (process_options): Ditto.
2820 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2821 refers to references to this type.
2822 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2823 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2824 for may_be_more, may_be_less.
2825 (rtl_gen_pow2_profiler): Adjust.
2826 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2827 (rtl_gen_one_value_profiler): Adjust.
2828 (rtl_gen_const_delta_profiler): Adjust.
2829 * tree-profile.c (tree_gen_interval_profiler): Implement.
2830 (tree_gen_pow2_profiler): Ditto.
2831 (tree_gen_one_value_profiler): Ditto.
2832 (tree_profiling): New.
2833 (pass_tree_profile): Reference it.
2834 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2836 (insn_divmod_values_to_profile): Rename to
2837 rtl_divmod_values_to_profile. Adjust.
2838 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2839 (insn_prefetch_values_to_profile): Adjust.
2840 (rtl_value_profile_transformations): Adjust.
2841 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2842 (gen_mod_pow2): Rename to rtl_mod_pow2.
2843 (gen_mod_subtract): Rename to rtl_mod_subtract.
2844 (divmod_fixed_value_transform): Rename to
2845 rtl_divmod_fixed_value_transform.
2846 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2847 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2848 (rtl_find_values_to_profile): Adjust.
2849 (tree_value_profile_transformations): Implement.
2850 (tree_divmod_values_to_profile): New.
2851 (tree_values_to_profile): New.
2852 (tree_divmod_fixed_value): New.
2853 (tree_mod_pow2): New.
2854 (tree_mod_subtract): New.
2855 (tree_divmod_fixed_value_transform): New.
2856 (tree_mod_pow2_value_transform): New.
2857 (tree_mod_subtract_transform): New.
2858 (tree_find_values_to_profile): Implement.
2859 * profile.c (instrument_values): Free histograms.
2860 (compute_value_histograms): Adjust. Implement tree version.
2862 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2864 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2865 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2866 variable. Output "fldcw" depending on round_mode.
2867 * config/i386/i386.md (UNSPEC_FIST): New.
2868 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2869 New isns patterns to implement lrint and llrint built-ins as x87
2871 (fistdi2, fist<mode>2 splitters): New splitters.
2872 (lrint<mode>2): New expanders.
2874 2005-03-28 Ian Lance Taylor <ian@airs.com>
2876 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2877 0 when calling final_scan_insn.
2879 2005-03-28 Jan Hubicka <jh@suse.cz>
2882 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2885 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2886 types where possible.
2888 2005-03-26 Per Bothner <per@bothner.com>
2890 Make -f[no-]show-column also control non-cpp diagnostics.
2891 * c.opt (fshow-column): Move option from here ...
2892 * common.opt (fshow-column): ... to here.
2893 * diagnostic.c (diagnostic_build_prefix): Only print column number
2894 if flag_show_column.
2896 2005-03-27 Steven Bosscher <stevenb@suse.de>
2898 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2899 vax_output_conditional_branch): New prototypes.
2900 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2901 extracted from vax.md mov and add patterns.
2902 (vax_output_conditional_branch): New function to output conditional
2903 branch instructions.
2904 * vax.md: Use mode macros for arithmetic and mov patterns.
2905 Use code macros for the jump patterns.
2907 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2909 * Makefile.in (libbackend.o): Depend on version files;
2910 add custom generation command.
2912 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2915 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2916 sure that we have a REG before getting its REGNO.
2918 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2920 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2921 * builtins.def (BUILT_IN_STRNDUP): New.
2923 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2925 PR tree-optimization/20470
2926 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2929 2005-03-25 Mike Stump <mrs@apple.com>
2931 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2934 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2936 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2937 Use our own structure definitions.
2939 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2940 (fix_truncdfsi2): Allow registers or memory as destination.
2941 When TARGET_PPC_GFXOPT, generate simplified pattern.
2942 (fix_truncdfsi2_internal): Use define_insn_and_split.
2943 (fix_truncdfsi2_internal_gfxopt): New.
2944 (fctiwz): Don't confuse register allocation by giving it no choices.
2946 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2947 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2948 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2949 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2951 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2953 * dominance.c (free_dominance_info): Speed up by freeing et
2954 data structures without maintaining other nodes.
2955 * et-forest.c (et_free_tree_force): New.
2956 * et-forest.h: Add a prototype for et_free_tree_force.
2958 * tree.c (get_set_constructor_bits,
2959 get_set_constructor_bytes): Remove.
2960 * tree.h: Remove the corresponding prototypes.
2962 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2965 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2966 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2967 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2968 PRE_DEC, NEG and NOT.
2970 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2972 * fold-const.c: Convert uses of fold (build (...)) to
2975 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2977 PR rtl-optimization/20249
2978 * cse.c (insert_regs): Do not record equivalence of registers in
2981 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2983 * emit-rtl.c (reverse_comparison): Remove.
2984 * rtl.h: Remove the corresponding prototype.
2986 2005-03-24 James E Wilson <wilson@specifixinc.com>
2988 * doc/install.texi (--enable-altivec): Delete docs.
2990 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2992 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2993 SFmode and DFmode before reload when
2994 flag_unsafe_math_optimizations not enabled.
2996 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2998 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3000 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3001 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3003 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3005 * configure.ac (enable-checking): Add 'runtime' option.
3006 * doc/install.texi (enable-checking): Document 'runtime' checking.
3007 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3008 * config.in: Regenerated.
3009 * configure: Regenerated.
3011 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3013 * optabs.h (enum optab_index): Remove OTI_llrint.
3014 (llrint_optab): Remove macro.
3015 * optabs.c (init_optabs): Remove llrint_optab initialization.
3016 * genopinit.c (optabs): Remove llrint_optab implementation.
3017 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3020 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3022 PR rtl-optimization/20532
3023 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3024 overflow when adding coefficients for PLUS or MINUS.
3025 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3028 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3030 * langhooks.h (truthvalue_conversion): Remove.
3031 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3032 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3033 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3034 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3035 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3037 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3039 * params.def: Fix a typo.
3040 * config/mips/mips.c: Follow the spelling convensions.
3041 * doc/invoke.texi: Fix typos.
3043 2005-03-18 Dale Johannese <dalej@apple.com>
3045 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3047 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3049 Fix PR tree-optimization/20601
3051 * tree-ssa-pre.c (insert_aux): Add missing condition to
3054 2005-03-23 Ian Lance Taylor <ian@airs.com>
3056 * final.c (final_scan_insn): Don't remove no-op instructions.
3057 * reload1.c (reload): Remove simple no-op instructions even when
3060 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3062 PR tree-optimization/20501
3063 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3064 reporting that peeling for alignment is applied moved to...
3065 * (vect_analyze_data_refs_alignment): Here.
3067 2005-03-23 Ian Lance Taylor <ian@airs.com>
3069 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3071 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3073 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3074 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3076 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3078 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3079 imply that this is called once, independent of asms in code.
3080 Adjust to now being pased output and input lists. Mention helper
3081 function decl_overlaps_hard_reg_set_p.
3082 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3083 hook_tree_tree_identity and to take three trees, returning third.
3084 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3086 * stmt.c: include hard-reg-set.h before tree.h.
3087 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3088 (decl_conflicts_with_clobbers_p): Call
3089 decl_overlaps_hard_reg_set_p.
3090 (expand_asm_operands): Pass output and input lists in call to
3091 targetm.md_asm_clobbers.
3092 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3093 hook_tree_tree_tree_tree_3rd_identity.
3094 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3096 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3097 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3098 parameters, first two unused.
3099 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3100 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3101 in constraint letters and MOF is not mentioned as a asm-declared
3102 register in neither of the input and output lists.
3104 2005-03-23 DJ Delorie <dj@redhat.com>
3106 * optabs.c (expand_binop): Make sure the first subword's result
3109 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3111 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3112 Call c_common_truthvalue_conversion rather than
3113 lang_hooks.truthvalue_conversion.
3114 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3115 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3117 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3118 c_common_truthvalue_conversion.
3119 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3120 c_parser_conditional_expression, c_parser_binary_expression): Call
3121 c_objc_common_truthvalue_conversion.
3122 * c-typeck.c (build_unary_op): Call
3123 c_objc_common_truthvalue_conversion.
3124 (build_conditional_expr): Do not call
3125 lang_hooks.truthvalue_conversion.
3126 (build_binary_op): Call c_common_truthvalue_conversion.
3127 (c_objc_common_truthvalue_conversion): Moved from
3128 c-objc-common.c. Call default_function_array_conversion instead
3129 of default_conversion.
3131 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3133 * c-common.h (default_conversion): Remove.
3134 (perform_integral_promotions): Add.
3135 * c-tree.h (default_conversion): Add.
3136 * c-typeck.c (perform_integral_promotions): New, split out from
3138 * c-common.c (check_case_value): Use perform_integral_promotions,
3139 not default_conversion.
3140 (c_add_case_label): Don't continue processing case label after
3141 found to be pointer.
3143 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3145 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3146 the prefix list if we have already added a multilib directory
3148 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3151 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3153 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3155 * reload.h: Remove the prototype for indirect_symref_ok.
3157 * reload1.c (indirect_symref_ok): Make it global.
3158 * reload.h: Add a prototype for indirect_symref_ok.
3160 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3162 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3165 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3167 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3169 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3171 * c-opts.c (c_common_parse_file): Only start/end main source file
3172 if debug hooks says the writer wants it.
3173 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3175 (xcoff_debug_hooks): Ditto.
3176 * debug.c (do_nothing_hooks): Ditto.
3177 * debug.h (gcc_debug_hooks): Ditto.
3178 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3179 * sdbout.c (sdb_debug_hooks): Ditto.
3180 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3182 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3184 * doc/extend.texi: Deprecate C++ min/max operators.
3186 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3188 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3189 artificial original candidates.
3191 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3192 Jan Hubicka <jh@suse.cz>
3193 Steven Bosscher <stevenb@suse.de>
3195 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3196 call cost based on argument sizes.
3197 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3199 * params.def: (max-inline-inssn-single): Set to 450.
3200 (max-inline-insns-auto): Set to 90.
3201 (max-inline-insns-recursive): Set to 450
3202 (max-inline-insns-recursive-auto): Set to 450.
3203 (large-function-insns): Set to 2700.
3204 (inline-call-cost): New parameter.
3205 * tree-inline.c (estimate_move_cost): New function.
3206 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3207 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3209 * tree-inline.h (estimate_move_cost): Declare.
3210 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3211 (max-inline-insns-auto): Change default to 90.
3212 (max-inline-insns-recursive): Change default to 450
3213 (max-inline-insns-recursive-auto): Change default to 450.
3214 (large-function-insns): Change default to 2700.
3215 (inline-call-cost): Document new parameter.
3217 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3219 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3220 (TARGET_DEFAULT): Delete.
3221 * config/i860/i860.opt: New file.
3223 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3225 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3226 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3227 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3228 (frv_sched_lookahead): Delete.
3229 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3230 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3231 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3232 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3233 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3234 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3235 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3236 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3237 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3238 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3239 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3240 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3241 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3242 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3243 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3244 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3245 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3246 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3247 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3248 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3249 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3250 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3251 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3252 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3253 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3254 (frv_sched_lookahead): Delete.
3255 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3256 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3257 (frv_handle_option): New function. Move -mcpu= handling from...
3258 (frv_override_options): ...here. Remove handling of other
3260 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3261 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3262 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3263 and TARGET_NO_MULTI_CE.
3264 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3265 !TARGET_VLIW_BRANCH.
3266 * config/frv/frv.opt: New file.
3268 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3270 * fold-const.c (fold_ternary): Take decomposed arguments of
3272 (fold): Update a call to fold_ternary.
3274 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3275 * tree.h: Add corresponding prototypes.
3277 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3280 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3281 between jump table and its label.
3282 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3283 resp. ADDR_DIFF_VEC and the label preceeding it.
3284 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3285 is emitted in the right section.
3287 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3289 * fold-const.c (fold_unary, fold_binary): Update comments
3292 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3294 PR rtl-optimization/20527
3295 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3296 REG_INC note, test that the register also isn't mentioned in PRED
3299 2005-03-22 Ben Elliston <bje@au.ibm.com>
3301 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3304 2005-03-21 Mike Stump <mrs@apple.com>
3306 * varasm.c (default_assemble_visibility): Remove extra ().
3308 2005-03-21 Roger Sayle <roger@eyesopen.com>
3311 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3312 to determine whether a block can be duplicated, rather than test
3313 whether the block contains noncopyable insns ourselves.
3315 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3317 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3320 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3322 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3324 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3326 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3327 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3328 * config/fr30/fr30.opt: New file.
3330 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3332 Fix PR tree-optimization/20542
3334 * tree-flow-inline.h (overlap_subvar): Move to here.
3335 * tree-ssa-operands.c: From here.
3336 * tree-flow.h (overlap_subvar): Declare.
3337 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3338 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3339 for variables with subvars.
3341 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3344 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3345 * modulo-sched.c (const_iteration_count): Return on NULL
3347 (print_node_sched_params): Return on NULL dump_file.
3348 (generate_reg_moves): Handle reg-anti dependencies and disregard
3349 closing branch when generating register moves.
3350 (sms_schedule): Mark the SMSed block dirty.
3351 * passes.c (rest_of_handle_sms): Call update_life_info for all
3353 * testsuite/gcc.dg/20050321-1.c: New test.
3355 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3357 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3358 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3359 movqi_internal): Likewise.
3361 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3363 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3364 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3365 xtensa_b4const): Delete prototypes.
3366 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3367 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3368 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3369 xtensa_extra_constraint): New prototypes.
3370 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3371 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3372 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3373 move_operand, const_float_1_operand, fpmem_offset_operand,
3374 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3375 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3376 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3377 argument type to HOST_WIDE_INT.
3378 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3379 xtensa_mask_immediate): Likewise.
3380 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3381 Likewise. Also make these functions static.
3382 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3383 (xtensa_const_ok_for_letter_p): New.
3384 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3385 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3386 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3387 move_operand, const_float_1_operand, fpmem_offset_operand,
3388 branch_operator, ubranch_operator, boolean_operator): Move to
3390 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3391 (xtensa_mem_offset): Change return type to bool.
3392 (xtensa_extra_constraint): New.
3393 (gen_int_relational): Update type of const_range_p function pointer.
3394 Use xtensa_b4const_or_zero.
3395 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3396 xtensa_const_ok_for_letter_p. Update comments.
3397 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3398 (PREDICATE_CODES): Delete.
3399 * config/xtensa/xtensa.md: Include predicates.md.
3400 * config/xtensa/predicates.md: New file.
3402 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3404 * config/v850/v850-protos.h: Remove the prototypes for
3405 reg_or_int9_operand, reg_or_const_operand,
3406 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3407 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3408 movsi_source_operand, power_of_two_operand,
3409 not_power_of_two_operand, special_symbolref_operand,
3410 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3411 register_is_ok_for_epilogue.
3412 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3413 reg_or_int9_operand, reg_or_const_operand,
3414 call_address_operand, special_symbolref_operand,
3415 movsi_source_operand, power_of_two_operand,
3416 not_power_of_two_operand, register_is_ok_for_epilogue,
3417 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3418 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3420 * config/v850/v850.h (PREDICATE_CODES): Remove.
3421 * config/v850/v850.md: Include predicates.md.
3422 * config/v850/predicates.md: New.
3424 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3426 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3427 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3428 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3429 (itoolsdir, itoolsdatadir): Move definition above new first use.
3430 (install-itoolsdirs): New rule.
3431 (install-mkheaders): Depend on install-itoolsdirs, not
3432 install-include-dir.
3434 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3436 * tree-into-ssa.c: Remove obsolete comments.
3438 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3440 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3441 unrolling if -fpeel-loops is specified, too.
3442 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3443 Remove superfluous check for flag_unroll_loops.
3445 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3447 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3448 (lrint_optab, llrint_optab): Define corresponding macros.
3449 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3450 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3451 pattern and llrint_optab using llrintdi2 patterns.
3452 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3453 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3454 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3455 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3456 flag_unsafe_math_optimizations is set.
3458 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3460 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3461 simplify_logical, if_then_else_cond, known_cond,
3462 simplify_comparison): Adjust calls to reverse_comparison.
3463 Don't use combine_reversed_comparison_code).
3464 (combine_reversed_comparison_code): Remove.
3465 (reversed_comparison): Using reversed_comparison_code, move it...
3466 * jump.c (reversed_comparison): ... here.
3467 * rtl.h (reversed_comparison): Add prototype.
3469 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3471 * builtins.c (fold_builtin): Take decomposed arguments of
3473 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3474 * gimplify.c (gimplify_call_expr): Likewise.
3475 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3476 * tree.h: Update the prototype of fold_builtin.
3478 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3480 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3481 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3482 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3483 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3484 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3486 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3488 * builtins.c (fold_builtin_1): Take decomposed arguments of
3490 (fold_builtin): Update a call to fold_builtin_1.
3492 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3495 * gcov.c (output_lines): Only output function block summary when
3496 outputting branch information.
3497 * doc/gcov.texi: Document format of preamble and additional block
3500 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3502 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3503 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3504 the defaults false if BITS_PER_UNIT != 8.
3505 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3506 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3507 than BITS_PER_UNIT != 8.
3508 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3509 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3510 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3512 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3513 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3515 2005-03-20 Roger Sayle <roger@eyesopen.com>
3518 * fold-const.c (fold_binary): Fix type mismatch between
3519 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3520 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3521 for non-truth-valued expressions.
3523 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3524 and FUNCTION_DECL in the main switch.
3525 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3526 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3527 we also need to convert their operands to match.
3528 <TRUTH_NOT_EXPR>: Likewise.
3530 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3532 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3533 diagnostic without checking whether an lvalue.
3534 * c-common.h (lvalue_p): Remove.
3535 (enum lvalue_use): Update comment.
3536 (lvalue_or_else): Replace by lvalue_error.
3537 * c-typeck.c (lvalue_p): Make static.
3538 (lvalue_or_else): New. Call lvalue_error.
3540 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3542 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3543 (function_arg_advance): Use rs6000_parm_start.
3544 (function_arg, rs6000_arg_partial_bytes): Likewise.
3546 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3548 * c-common.c (check_case_value): Adjust comment about stripping
3550 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3551 * c-typeck.c (default_conversion, convert_arguments,
3552 build_modify_expr, convert_for_assignment, store_init_value,
3553 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3554 manually. Remove inaccurate comments.
3556 2005-03-20 Roger Sayle <roger@eyesopen.com>
3557 Joseph S. Myers <joseph@codesourcery.com>
3559 * varasm.c (do_assemble_alias): Restore comment describing function.
3560 Annotate the target parameter as potentially unused.
3562 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3565 * config/avr/avr.c (avr_output_function_prologue): Do not use
3566 current_function_name() in a label, use a local label instead.
3568 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3570 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3571 flag_finite_math_only, not flag_unsafe_math_optimizations.
3573 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3575 * builtins.c (fold_builtin_1): Update a call to
3576 targetm.fold_builtin.
3577 * hooks.c (hook_tree_tree_bool_null): Rename to
3578 hook_tree_tree_tree_bool_null. Take one more argument of type
3580 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3581 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3582 hook_tree_tree_tree_bool_null.
3583 * target.h (gcc_target): Update the prototype of fold_builtin.
3584 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3585 arguments of CALL_EXPR.
3586 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3589 2005-03-20 Jan Hubicka <jh@suse.cz>
3591 * cgraph.h (cgraph_node): Add prev_clone pointer.
3592 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3593 (cgraph_clone_node): Produce doubly linked chain.
3595 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3597 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3598 get_nonnull_operand, handle_sentinel_attribute,
3599 check_function_arguments_recurse): Do not strip NOPS from
3601 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3603 * c-format.c (get_constant): Likewise.
3604 * c-parser.c (c_parser_postfix_expression): Likewise.
3605 * c-typeck.c (set_init_index): Likewise.
3606 (convert_arguments): Don't check for NOP_EXPR containing integer
3609 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3611 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3612 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3613 Take decomposed arguments of CALL_EXPR.
3614 (fold_builtin_1): Update calls to the functions mentioned
3617 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3619 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3620 width to have integer type.
3621 (build_enumerator): Require enumerator value to have integer type.
3623 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3625 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3628 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3630 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3631 std=iso9899:199x): Correct descriptions.
3633 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3635 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3638 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3640 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3642 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3643 fold_builtin_memcpy.
3645 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3646 arguments of CALL_EXPR.
3647 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3648 fold_builtin_found, fold_builtin_1): Update calls to
3649 fold_trunc_transparent_mathfn.
3651 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3654 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3655 function pointers on targets that require function pointer
3657 (fold_sign_changed_comparison): Likewise.
3659 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3661 * combine.c (try_combine): When changing the mode of a hard reg, make
3662 sure that doing so is valid.
3664 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3666 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3667 (TARGET_HANDLE_OPTION): Override default.
3668 (avr_handle_option): New function.
3669 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3670 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3671 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3672 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3673 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3674 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3675 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3676 (TARGET_OPTIONS): Delete.
3677 * config/avr/avr.opt: New file.
3679 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3681 * config/m32r/m32r-protos.h: Remove the prototypes for
3682 call_address_operand, symbolic_operand, seth_add3_operand,
3683 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3684 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3685 two_insn_const_operand, move_src_operand,
3686 move_double_src_operand, move_dest_operand,
3687 eqne_comparison_operator, signed_comparison_operator,
3688 large_insn_p, conditional_move_operand, carry_compare_operand,
3689 m32r_block_immediate_operand, extend_operand,
3690 reg_or_eq_int16_operand, int8_operand, and
3691 reg_or_zero_operand.
3692 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3693 seth_add3_operand, int8_operand, cmp_int16_operand,
3694 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3695 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3696 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3697 move_double_src_operand, move_dest_operand,
3698 eqne_comparison_operator, signed_comparison_operator,
3699 extend_operand, small_insn_p, large_insn_p,
3700 conditional_move_operand, carry_compare_operand,
3701 m32r_block_immediate_operand): Move to predicates.md.
3702 (MAX_MOVE_BYTES): Move to m32r.h.
3703 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3704 * config/m32r/m32r.md: Include predicates.md.
3705 * config/m32r/predicates.md: New.
3707 2005-03-18 James E Wilson <wilson@specifixinc.com>
3710 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3713 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3715 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3716 call_address_operand, const_8bit_operand.
3717 * config/mn10300/mn10300.c (call_address_operand,
3718 const_8bit_operand, const_1f_operand): Move to predicates.md.
3719 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3720 * config/mn10300/mn10300.md: Include predicates.md.
3721 * config/mn10300/predicates.md: New.
3723 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3725 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3726 declarations in diagnostics and %E for identifiers, not %s.
3728 2005-03-18 Jan Hubicka <jh@suse.cz>
3729 Dale Johannesen <dalej@apple.com>
3731 * basic-block.h (scale_bbs_frequencies_int,
3732 scale_bbs_frequencies_gcov_type): Declare.
3733 * cfg.c (RDIV): New macro.
3734 (update_bb_frequency_for_threading): Fix.
3735 * basic-block.h (scale_bbs_frequencies_int,
3736 scale_bbs_frequencies_gcov_type): New.
3737 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3738 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3739 scale_bbs_frequencies_int.
3740 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3742 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3744 * config/m32r/m32r-protos.h: Remove the prototypes for
3745 call_address_operand, symbolic_operand, seth_add3_operand,
3746 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3747 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3748 two_insn_const_operand, move_src_operand,
3749 move_double_src_operand, move_dest_operand,
3750 eqne_comparison_operator, signed_comparison_operator,
3751 large_insn_p, conditional_move_operand, carry_compare_operand,
3752 m32r_block_immediate_operand, extend_operand,
3753 reg_or_eq_int16_operand, int8_operand, and
3754 reg_or_zero_operand.
3755 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3756 seth_add3_operand, int8_operand, cmp_int16_operand,
3757 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3758 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3759 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3760 move_double_src_operand, move_dest_operand,
3761 eqne_comparison_operator, signed_comparison_operator,
3762 extend_operand, small_insn_p, large_insn_p,
3763 conditional_move_operand, carry_compare_operand,
3764 m32r_block_immediate_operand): Move to predicates.md.
3765 (MAX_MOVE_BYTES): Move to m32r.h.
3766 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3767 * config/m32r/m32r.md: Include predicates.md.
3768 * config/m32r/predicates.md: New.
3770 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3772 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3773 symbolic_operand, symbolic_memory_operand,
3774 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3775 indexed_memory_operand, move_dest_operand, move_src_operand,
3776 prefetch_cc_operand, prefetch_nocc_operand,
3777 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3778 arith_operand, arith11_operand, pre_cint_operand,
3779 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3780 ireg_operand, int5_operand, uint5_operand, int11_operand,
3781 uint32_operand, arith5_operand, and_operand, ior_operand,
3782 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3783 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3784 shadd_operand, movb_comparison_operator,
3785 cmpib_comparison_operator): Move to predicates.md.
3786 (magic_milli, shadd_constant_p): Make it extern.
3787 * config/pa/pa.h (PREDICATE_CODES): Remove.
3788 * config/pa/pa.md: Include predicates.md.
3789 * config/pa/predicates.md: New.
3791 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3794 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3796 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3797 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3798 config/alpha/freebsd.h, config/alpha/linux.h,
3799 config/alpha/netbsd.h, config/alpha/osf5.h,
3800 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3801 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3802 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3803 doc/cppopts.texi: Update copyright.
3805 2005-03-18 Jan Hubicka <jh@suse.cz>
3808 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3810 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3813 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3815 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3818 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3820 * combine.c (gen_binary): Remove.
3821 (known_cond, simplify_shift_const, find_split_point,
3822 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3823 simplify_logical, expand_field_assignment, extract_left_shift,
3824 force_to_mode, if_then_else_cond, apply_distributive_law,
3825 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3826 simplify_comparison, reversed_comparison): Replace with
3827 simplify_gen_binary, simplify_gen_relational or
3828 distribute_and_simplify_rtx.
3829 (distribute_and_simplify_rtx): New function.
3831 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3832 Paolo Bonzini <gcc.gnu.org>
3834 * calls.c (setjmp_call_p, special_function_p): Update comments
3835 at the head of the functions.
3837 2005-03-18 Jan Hubicka <jh@suse.cz>
3839 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3841 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3842 function body should be released; do not proactively release function
3843 bodies in non-unit-at-a-time mode.
3845 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3847 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3848 mno-fp-ret-in-387 multilib variants.
3850 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3852 * common.opt (m): Remove.
3853 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3855 (common_handle_option): Remove OPT_m case.
3857 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3859 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3861 (fold_builtin_1): Update a call to fold_builtin_bitop.
3863 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3865 (fold_builtin_1): Update a call to fold_builtin_signbit.
3867 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3869 PR tree-optimization/20474
3870 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3871 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3873 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3875 * config/h8300/h8300-protos.h: Remove prototypes for
3876 general_operand_src, general_operand_dst, single_one_operand,
3877 single_zero_operand, call_insn_operand,
3878 two_insn_adds_subs_operand, small_call_insn_operand,
3879 jump_address_operand, bit_operand, bit_memory_operand,
3880 stack_pointer_operand, const_int_gt_2_operand,
3881 const_int_ge_8_operand, const_int_qi_operand,
3882 const_int_hi_operand, incdec_operand, bit_operator,
3883 nshift_operator, eqne_operator, gtle_operator,
3884 gtuleu_operator, iorxor_operator.
3885 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3886 h8300_ldm_stm_parallel.
3887 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3889 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3890 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3891 (h8300_ldm_stm_parallel): Make it extern.
3892 (h8300_ldm_parallel, h8300_stm_parallel,
3893 h8300_return_parallel, general_operand_src,
3894 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3895 nibble_operand, reg_or_nibble_operand, single_one_operand,
3896 single_zero_operand, call_insn_operand,
3897 two_insn_adds_subs_operand, small_call_insn_operand,
3898 jump_address_operand, bit_operand, bit_memory_operand,
3899 stack_pointer_operand, const_int_gt_2_operand,
3900 const_int_ge_8_operand, const_int_qi_operand,
3901 const_int_hi_operand, incdec_operand, eqne_operator,
3902 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3903 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3904 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3905 nshift_operator): Move to predicates.md.
3906 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3907 * config/h8300/h8300.md: Include predicates.md.
3908 * config/h8300/predicates.md: New.
3910 2005-03-17 Richard Henderson <rth@redhat.com>
3912 * config.gcc (ia64*-*-hpux*): Add extra_options.
3913 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3914 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3915 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3916 (ia64_tls_size_string, ia64_tune_string): Remove.
3917 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3918 (TARGET_DEFAULT_TARGET_FLAGS): New.
3919 (TARGET_HANDLE_OPTION): New.
3920 (ia64_override_options): Move options parsing ...
3921 (ia64_handle_option): ... here. New.
3922 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3923 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3924 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3925 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3926 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3927 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3928 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3929 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3930 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3931 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3932 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3933 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3934 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3935 TARGET_EARLY_STOP_BITS): Remove.
3936 (TARGET_ILP32): Default false.
3937 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3938 (enum ia64_inline_type): New.
3939 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3940 * config/ia64/ia64.md: Update for new definitions of
3941 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3942 * config/ia64/ia64.opt: New file.
3943 * config/ia64/ilp32.opt: New file.
3945 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3948 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3950 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3952 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3953 instead of MASK_H8300S.
3954 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3955 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3956 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3957 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3958 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3959 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3960 TARGET_SWITCHES): Remove.
3961 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3963 * config/h8300/h8300.opt: New.
3965 * config/alpha/alpha.opt, config/arc/arc.opt,
3966 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3969 2005-03-17 Ian Lance Taylor <ian@airs.com>
3973 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3975 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3976 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3977 (TARGET_HANDLE_OPTION): Override default.
3978 (arc_handle_option): New function.
3979 (arc_init): Remove code to set arch_cpu_string.
3980 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3981 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3982 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3983 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3984 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3985 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3986 (arc_rodata_string, TARGET_OPTIONS): Delete.
3987 * config/arc/arc.opt: New file.
3989 2005-03-17 Richard Henderson <rth@redhat.com>
3991 * doc/extend.texi (Weak Pragmas): New section.
3992 (attribute alias): Clarify that target must be in the same
3995 2005-03-17 Richard Henderson <rth@redhat.com>
3997 * config/alpha/alpha.opt: New file.
3998 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4000 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4001 alpha_fprm_string, alpha_fptm_string): Make static.
4002 (alpha_tls_size_string): Remove.
4003 (alpha_handle_option): New.
4004 (override_options): Update for alpha_cpu/alpha_tune split.
4005 (alpha_file_start): Likewise.
4006 (TARGET_DEFAULT_TARGET_FLAGS): New.
4007 (TARGET_HANDLE_OPTION): New.
4008 * config/alpha/alpha.h (alpha_tune): Declare.
4009 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4010 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4011 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4012 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4013 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4014 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4015 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4016 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4017 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4018 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4019 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4020 (TARGET_DEFAULT): Remove MASK_FP.
4021 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4022 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4023 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4024 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4025 alpha_tls_size_string): Remove.
4026 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4027 (attribute tune): Rename from attribute cpu.
4028 * config/alpha/ev4.md: Update to match.
4029 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4030 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4031 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4032 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4033 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4034 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4036 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4038 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4039 and return without creating new state if before_nops_num is nonzero.
4040 * config/ia64/ia64.md (first_insn): New attribute.
4041 (alloc): Set it to yes.
4043 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4045 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4046 STMT_VINFO_SUBVARS to NULL.
4047 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4049 2005-03-16 Dale Johannesen <dalej@apple.com>
4051 * rtlanal.c (find_first_parameter_load): Rewrite to
4052 return actual first param load or the call if none,
4053 instead of first in block, when not all loads exist.
4055 2005-03-16 Roger Sayle <roger@eyesopen.com>
4057 * optabs.c (expand_copysign_absneg): Make static.
4058 * optabs.h (expand_copysign_absneg): Delete prototype.
4059 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4061 2005-03-16 Richard Henderson <rth@redhat.com>
4064 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4065 (alias_pairs): Rename from output_defs.
4066 (find_decl_and_mark_needed): Split out from assemble_alias.
4067 (do_assemble_alias): New.
4068 (assemble_output_def): Remove.
4069 (finish_aliases_1, finish_aliases_2): New.
4070 (process_pending_assemble_output_defs): Remove.
4071 (assemble_alias): Defer aliases for which we don't yet have a
4072 non-external decl for the target symbol.
4073 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4074 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4075 * toplev.c (compile_file): Use finish_aliases_2 instead of
4076 process_pending_assemble_output_defs.
4077 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4078 (process_pending_assemble_output_defs): Remove.
4080 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4082 Fix PR tree-optimization/20489
4084 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4085 for empty structures.
4087 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4089 Fix PR tree-optimization/20490
4091 * tree-ssa-pre.c (create_expression_by_pieces): Use
4092 force_gimple_operand on result of fold.
4094 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4096 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4097 of closing parenthesis.
4099 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4101 * builtins.c (expand_movstr): Update a call to
4102 fold_builtin_strcpy.
4103 (expand_builtin_strncpy): Update a call to
4104 fold_builtin_strncpy.
4105 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4106 arguments of CALL_EXPR.
4107 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4108 fold_builtin_strncpy.
4109 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4110 * tree.h: Update the prototypes of fold_builtin_strcpy and
4111 fold_builtin_strncpy.
4113 2005-03-16 Steven Bosscher <stevenb@suse.de>
4114 Dorit Naishlos <dorit@il.ibm.com>
4116 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4117 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4120 2005-03-16 Steven Bosscher <stevenb@suse.de>
4122 * tree-inline.c (walk_type_fields, walk_tree,
4123 walk_tree_without_duplicates): Move from here...
4124 * tree.c: ...to here.
4126 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4128 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4129 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4130 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4131 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4132 (version): Define using $(BASEVER_c).
4133 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4135 (version.o): Depend on version files; add custom generation command.
4136 (prefix.o): Define BASEVER on command line.
4137 (s-iov): Depend on version files; adjust command.
4138 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4140 (gcc-vers.texi): New rule.
4141 (doc/%.info, doc/%.dvi): Add -I . to command line.
4142 (doc/gccinstall.dvi): Likewise.
4143 (PACKAGE): Delete. All uses replaced with "gcc".
4144 * aclocal.m4: Do not include gcc-version.m4.
4145 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4146 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4147 Set is_release based on contents of DEV-PHASE.
4148 Set gcc_version based on contents of BASE-VER.
4149 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4150 * config.in, configure: Regenerate.
4151 * gccbug.in: Determine version of GCC in use at runtime.
4152 * gcov-iov.c: Get version number and development phase from
4153 command line, not by including version.c.
4154 * intl.c: Replace all uses of PACKAGE with "gcc".
4155 * libada-mk.in: Delete unused "gcc_version" variable.
4156 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4157 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4158 commentary to match.
4159 (version_string): Put together from pieces.
4160 * config/alpha/x-vms: Do not use $(gcc_version).
4161 * config/i386/t-nwld: Likewise.
4162 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4163 version-GCC and DEVELOPMENT.
4165 2005-03-15 Roger Sayle <roger@eyesopen.com>
4167 PR tree-optimization/17454
4168 * tree.c (tree_size): Add case for TREE_BINFO.
4169 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4170 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4172 2005-03-15 Roger Sayle <roger@eyesopen.com>
4174 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4175 op1 whilst expanding the signed widenening multiply variant.
4177 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4179 * toplev.c (display_target_options): Avoid unused variable warning if
4180 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4181 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4182 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4183 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4184 (mips_isa_info): New variable.
4185 (mips_parse_cpu): Remove the first argument and leave the caller
4187 (TARGET_HANDLE_OPTION): Override default.
4188 (mips_handle_option): New function. Move option validation code from...
4189 (override_options): ...here. Update calls to mips_parse_cpu.
4190 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4191 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4192 (SUBTARGET_TARGET_OPTIONS): Delete.
4193 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4194 (mno-flush-func, mtune=): New options.
4196 2005-03-15 Roger Sayle <roger@eyesopen.com>
4197 Richard Henderson <rth@redhat.com>
4199 * real.c (c4x_single_format, c4x_extended_format): Provide values
4200 for signbit_ro for c4x's single and extended floating point formats.
4201 * optabs.c (expand_copysign): Use the floating point format's
4202 signbit_ro for expanding via expand_copysign_absneg, and it's
4203 signbit_rw field for expanding via expand_copysign_bit.
4205 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4207 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4208 known_alignment_for_access_p.
4209 (known_alignment_for_access_p): New.
4210 (do_peeling_for_alignment): Field made int instead of bool and renamed
4211 to peeling_for_alignment.
4212 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4213 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4214 functionality used to be in vect_analyze_operations.
4215 (vect_analyze_operations): Code to determine vectorization factor was
4216 moved to vect_determine_vectorization_factor.
4217 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4218 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4220 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4221 be part of vect_analyze_operations).
4222 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4223 creating the guard condition, as the number of iterations may be
4225 (slpeel_tree_peel_loop_to_edge): Use new name of
4226 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4227 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4228 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4229 (vect_do_peeling_for_alignment): Use fold.
4230 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4232 (vect_update_inits_of_dr): Renamed to
4233 vect_update_init_of_dr.
4234 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4235 (vectorizable_store): Fix assertion to use == instead of =.
4237 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4239 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4240 call_used_regs for wCG registers.
4242 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4244 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4245 for non-offsettable memory references to cope with outstanding reload
4246 replacements, take 2.
4248 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4251 * config/i386/i386.h (x86_fisttp): New.
4252 (TARGET_FISTTP): New macro.
4253 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4254 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4255 instruction when fisttp flag is set.
4256 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4258 * config/i386/i386.md (type attribute): Add fisttp.
4259 (unit attribute): Set to i387 for fisttp type.
4260 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4261 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4263 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4264 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4266 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4267 patterns for TARGET_FISTTP. Enable patterns for
4268 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4269 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4270 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4271 implement fisttp x87 insn.
4272 (fix_trunc*_i387_fisttp splitters): New patterns.
4273 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4274 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4275 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4277 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4278 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4279 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4280 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4281 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4282 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4283 Disable patterns for TARGET_FISTTP.
4284 (fix_trunc*_i387 splitters): Implement usign mode macros.
4285 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4286 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4287 (fix_trunx*_sse peephole2s): Implement using mode macros.
4289 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4291 PR rtl-optimization/20291
4292 * combine.c (try_combine): If splitting fails, re-try with
4293 original combined pattern, i.e. before clobber stripping.
4295 2005-03-14 Eric Christopher <echristo@redhat.com>
4297 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4298 STACK_GROWS_DOWNWARD.
4300 2005-03-14 Roger Sayle <roger@eyesopen.com>
4302 * real.h (struct real_format): Split the signbit field into two
4303 two fields, signbit_ro and signbit_rw.
4304 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4305 mips_double_format, ieee_extended_motorola_format,
4306 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4307 ieee_extended_intel_128_format, ibm_extended_format,
4308 mips_extended_format, ieee_quad_format, mips_quad_format,
4309 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4310 i370_double_format, c4x_single_format, c4x_extended_format,
4311 real_internal_format): Update initializers for new field.
4312 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4313 real_format structure.
4314 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4315 field of the real_format structure.
4317 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4319 Fix PR tree-optimization/20458
4321 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4322 DECL_EXTERNAL on STRUCT_FIELD tags.
4323 (clear_call_clobbered): Ditto.
4324 * tree-ssa-operands.c (note_addressable): Make sure the original
4325 variable doesn't slip into the addressable list if we have
4327 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4330 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4332 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4333 (-fwide-exec-charset): Likewise.
4334 (-finput-charset): Likewise.
4335 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4336 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4337 * c.opt (Wnormalized): New.
4339 2005-03-14 Devang Patel <dpatel@apple.com>
4341 * doc/invoke.texi: Add reference to Visibility document.
4343 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4345 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4346 MASK_SPLIT_ADDRESSES.
4347 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4348 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4349 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4350 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4351 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4352 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4353 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4354 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4355 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4356 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4357 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4358 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4359 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4360 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4361 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4362 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4363 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4364 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4365 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4366 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4367 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4368 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4369 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4370 (TARGET_EXPLICIT_RELOCS): Delete.
4371 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4372 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4373 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4374 (override_options): Set MASK_LONG64 if -mint64 is given and no
4375 -mlongXX option is. Complain about -mint64 -mlong32.
4376 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4377 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4378 * config/mips/mips.opt: New file.
4380 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4382 * config.gcc (extra_options): New variable for listing option files.
4383 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4384 * configure.ac (extra_opt_files): New AC_SUBST variable.
4385 (tm_file_list, tm_include_list): Include options.h first.
4386 * configure: Regenerate.
4387 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4388 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4389 (s-options-h): New rule.
4390 (options.h): Depend on it.
4391 (TEXI_GCCINT_FILES): Add options.texi.
4392 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4393 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4394 * target.h (gcc_target): Add default_target_flags and handle_option.
4395 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4396 (TARGET_HANDLE_OPTION): New macros.
4397 (TARGET_INITIALIZER): Include them.
4398 * opt-functions.awk (opt_args, nth_arg): New functions.
4399 (switch_flags): Handle the "Target" flag.
4401 (var_name): Use opt_args and nth_arg.
4402 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4403 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4404 macros for the "Mask" and "InverseMask" options.
4405 * opts.h (cl_var_cond): New enum.
4406 (cl_option): Replace the "has_set_value" and "set_value" fields with
4407 "var_cond" and "var_value".
4408 (CL_TARGET): New macro.
4409 (option_enabled, print_filtered_help): Declare.
4410 (decode_options): Move definition.
4411 * opts.c (handle_option): Search for the original option before
4412 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4413 var_cond and var_value fields. Use targetm.handle_option to handle
4415 (decode_options): Set target_flags to targetm.default_target_flags.
4416 (print_filtered_help): Make global. Handle CL_TARGET.
4417 (option_enabled): New function.
4418 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4419 (display_target_options, set_target_switch, print_switch_values)
4420 (default_pch_valid_p): Guard uses of target_switches with
4421 #ifdef TARGET_SWITCHES. Also...
4422 (display_target_options): Display the CL_TARGET entries in cl_options.
4423 (set_target_option): Don't complain about the "" option when
4424 TARGET_SWITCHES is undefined.
4425 (print_switch_values): Use option_enabled.
4426 (default_pch_valid_p): Check cl_options[] when looking for something
4427 that has changed the value of target_flags.
4428 * c.opt: Remove documentation from top of file.
4429 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4430 * doc/sourecebuild.texi: Refer to the new options documentation
4431 instead of c.opt. Document machine-specific .opt files.
4432 * doc/tm.texi (target_flags): Say that this variable is declared
4434 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4435 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4437 * doc/options.texi: New file.
4439 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4442 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4445 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4448 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4449 temporary variable of pointer type if an lvalues is required.
4450 (gimplify_modify_expr_rhs): Request an rvalue from it.
4451 (gimplify_expr): Pass fallback on.
4453 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4455 * cfgbuild.c: Update comments.
4457 2005-03-14 Roger Sayle <roger@eyesopen.com>
4459 PR rtl-optimization/17236
4460 * optabs.c (expand_doubleword_mult): New helper function split out
4461 from expand_binop. Permute the order in which instructions are
4462 emitted to minimize the number of simultaneously live registers.
4463 (expand_binop): Call expand_doubleword_mult to synthesize a double
4464 word multiplication.
4466 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4468 * basic-block.h: Update the prototypes of cached_make_edge and
4470 * cfg.c (cached_make_edge): Take edge_cache representing one
4471 row of the adjacency matrix of edges.
4472 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4473 (make_edges): Initialize edge_cache to represent one row of
4474 the adjacency matrix of edges.
4476 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4478 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4480 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4481 Remove unused removed_phis variable.
4482 (conditional_replacement): Use build1/build2.
4483 (abs_replacement): Use last_and_only_stmt and build1/build2.
4485 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4487 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4488 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4489 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4490 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4491 * c-common.c (handle_novops_attribute): New function.
4492 (c_common_attribute_table): Add "no vops" entry.
4493 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4494 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4495 * tree-ssa-operands.c (get_call_expr_operands): Do not
4496 create virtual operands for calls with ECF_NOVOPS flag.
4497 * tree.h (DECL_IS_NOVOPS): New macro.
4498 (struct tree_decl): Add novops_flag.
4499 (ECF_NOVOPS): New constant.
4501 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4504 * config/i386/i386.c (x86_use_himode_fiop): New.
4505 (x86_use_simode_fiop): Rename from x86_use_fiop.
4506 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4507 (TARGET_USE_HIMODE_FIOP): New.
4508 (x86_use_simode_fiop): Rename from x86_use_fiop.
4509 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4511 * config/i386/i386.md (X87MODEI12): New mode macro define.
4512 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4513 to implement x87 FP compare with HImode input operands.
4514 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4515 Use X87MODEI12 mode macro to handle HImode input operands.
4516 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4517 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4518 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4519 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4520 macro to implement x87 operators with HImode input operands.
4521 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4524 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4526 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4528 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4529 constants invariant.
4531 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4533 * basic-block.h (BB_VISITED): Removed.
4534 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4536 2005-03-14 Falk Hueffner <falk@debian.org>
4539 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4541 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4543 * ggc-zone.c: Fix comment typos.
4545 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4546 stringpool.c, config/mips/mips-protos.h: Update copyright.
4548 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4550 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4551 throughout with its typedef, "rtx".
4552 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4553 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4554 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4555 regs in comment to match code.
4557 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4559 * except.c (check_handled): Make it static.
4560 * except.h: Remove the corresponding prototype.
4562 * function.c (get_func_frame_size): Make it static.
4563 * function.h: Remove the corresponding type.
4565 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4567 * hard-reg-set.h: Remove the corresponding declarations.
4569 * tree-cfg.c (verify_stmts): Check that
4570 bb_for_stmt (stmt) == bb for every PHI node and statement.
4572 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4574 * config.gcc: Remove excess indentation.
4575 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4577 2005-03-13 Roger Sayle <roger@eyesopen.com>
4580 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4581 * fold-const.c (fold_sign_changed_comparison): Likewise.
4582 (fold_binary): Optimize comparisons against widened operands if
4583 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4585 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4587 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4588 (sparc_override_options): Initialize it.
4589 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4591 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4593 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4594 (reg_or_none500mem_operand): New predicate.
4595 (zero_reg_mem_operand): New predicate.
4596 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4597 to reg_or_none500mem_operand.
4598 (extendsfdf2_fpr): Add MEM alternative.
4599 (extenddftf2_internal): Change operand2 predicate to
4600 zero_reg_mem_operand.
4602 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4604 * ggc-zone.c: Rewritten.
4606 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4608 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4609 * config.in: Regenerated.
4610 * configure: Regenerated.
4611 * gengtype.c (write_types_process_field, write_func_for_structure):
4612 Pass new argument to gt_pch_note_object.
4613 * ggc-common.c (struct ptr_data): Add TYPE.
4614 (gt_pch_note_object): Take TYPE argument and save it.
4615 (call_count): Update call to ggc_pch_count_object.
4616 (call_alloc): Update call to ggc_pch_alloc_object.
4617 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4619 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4620 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4621 (ggc_alloc_zone_stat): Delete.
4622 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4623 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4624 (ggc_pch_alloc_object): Update prototypes.
4625 (garbage_zone): Delete.
4626 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4627 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4629 (tree_id_zone): New variable.
4630 (ggc_alloc_cleared_zone): Remove unused.
4631 (ggc_alloc_zone): Define.
4632 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4633 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4634 ggc_alloc_zone_stat.
4635 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4636 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4637 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4638 (make_node_stat): Likewise. Use tree_id_zone.
4640 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4641 Joseph S. Myers <joseph@codesourcery.com>
4643 * configure.ac: Check for MIPS TLS.
4644 * configure: Regenerated.
4645 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4646 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4647 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4648 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4649 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4650 (mips_classify_symbol, mips_symbolic_constant_p)
4651 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4652 (mips_tls_operand_p, mips_call_tls_get_addr)
4653 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4654 (mips_tls_symbol_ref_1): New functions.
4655 (mips_legitimize_address, mips_legitimize_const_move): Call
4656 mips_legitimize_tls_address.
4657 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4659 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4660 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4661 (mips_char_to_class): Document V1_REG.
4662 (HAVE_AS_TLS): Provide default.
4663 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4665 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4667 (tls_get_tp_<mode>): New instruction.
4669 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4671 * configure.ac: Update checks for target tools.
4672 * configure: Regenerated.
4674 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4676 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4678 2005-03-13 Roger Sayle <roger@eyesopen.com>
4680 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4681 more classes of DImode multiplication by constant. Allow both
4682 multiplication by small negative constants (by performing a
4683 multiplication by a positive constant and negating the result) and
4684 multiplications by large powers of two, by using a left shift.
4686 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4688 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4689 of basic blocks into work_stack.
4691 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4692 config/mips/vr.h: Update copyright.
4694 * c-decl.c (c_init_decl_processing): Remove useless calls to
4695 build_function_type.
4697 * builtins.c (fold_trunc_transparent_mathfn,
4698 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4699 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4700 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4701 fold_builtin_strcpy, fold_builtin_strncpy,
4702 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4705 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4708 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4709 variable determinant.
4711 * tree-cfg.c (group_case_labels): Remove local variable type.
4713 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4716 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4719 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4722 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4723 (*movmemqi_insn): Delete.
4724 (*movmemhi): Delete.
4726 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4728 * builtins.c (fold_builtin_classify): Take decomposed
4729 arguments of CALL_EXPR.
4730 (fold_builtin_1): Update a call to fold_builtin_classify.
4732 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4735 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4736 through into call to parser_xref_tag after parse error.
4737 (c_parser_struct_declaration): Consistently return NULL_TREE on
4740 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4742 * tree-flow-inline.h (ref_contains_array_ref): New function.
4743 (lookup_subvars_for_var): Ditto.
4744 (get_subvars_for_var): Ditto.
4745 (var_can_have_subvars): Ditto.
4747 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4748 (struct subvar): New type.
4750 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4752 * tree-optimize.c (init_tree_optimization_passes): Call
4753 pass_create_structure_vars.
4755 * tree-ssa-alias.c: Include vec.h.
4756 (init_alias_info): Don't auto-clear call clobbered on struct-field
4758 (compute_flow_insensitive_aliasing): Handle subvars.
4759 (group_aliases): Handle STRUCT_FIELD aliases.
4760 (setup_pointers_and_addressables): Ditto.
4761 Don't mark variables non-addressable if they still have
4762 addressable subvars.
4763 Also mark subvars addressable when the real variable is marked
4765 (add_pointed_to_var): Try to prune the pointed-to set by only
4766 pointing to subvars when possible.
4767 Otherwise, make sure we set addresses_needed and pt_vars to
4768 properly include subvars.
4769 (bitpos_of_field): New function.
4770 (push_fields_onto_fieldstack): Ditto.
4771 (get_or_create_used_part_for): Ditto.
4772 (create_overlap_variables_for): Ditto.
4773 (find_used_portions): Ditto.
4774 (create_structure_vars): Ditto.
4775 (pass_create_structure_vars): New structure.
4777 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4778 (get_expr_operands): Handle subvars. Also try to turn
4779 COMPONENT_REF accesses into must-defs now that we can accurately
4781 (note_addressable): Try to only mark as addressable those subvars
4782 we know a COMPONENT_REF touches.
4783 (overlap_subvar): New function.
4785 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4786 Handle subvar storing.
4787 (vect_address_analysis): Update caller of vect_object_analysis.
4789 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4791 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4792 (STMT_VINFO_SUBVARS): New macro.
4794 * common.opts: add flag_tree_salias.
4796 * opts.c (decode_options): flag_tree_salias defaults to on.
4798 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4800 * doc/tree-ssa.texi: Document structural alias analysis.
4802 2005-03-12 Steven Bosscher <stevenb@suse.de>
4804 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4805 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4806 * tree-ssa-operands.c (get_expr_operands): Likewise.
4807 (get_expr_operands): Likewise for ERROR_MARK.
4809 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4811 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4814 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4817 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4818 (mark_operand_necessary): Remove local variable ver.
4820 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4821 variable prefix_len.
4823 * value-prof.c (mod_subtract_transform): Remove local variable
4826 * builtins.c (fold_builtin_exponent): Take decomposed
4827 arguments of CALL_EXPR.
4828 (fold_builtin_1): Update a call to fold_builtin_exponent.
4830 * builtins.c (fold_builtin_logarithm): Take decomposed
4831 arguments of CALL_EXPR.
4832 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4834 * c-decl.c (c_init_decl_processing): Remove local variables
4835 ptr_ftype_void and ptr_ftype_ptr.
4837 * gimplify.c (gimplify_expr): Remove local variables r0 and
4840 * reg-stack.c (move_for_stack_reg): Remove local variable
4842 (compare_for_stack_reg): Remove local variable flags_user.
4843 (convert_regs_1): Remove local variable deleted.
4845 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4847 (combine_blocks): Remove local variables exits and new_e.
4849 * tree-inline.c (expand_call_inline): Remove local variable
4852 * tree-ssa-live.c (create_ssa_var_map,
4853 calculate_live_on_entry): Remove local variable snn.
4855 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4857 * c-lex.c (c_lex_with_flags): Add parameter to call to
4860 2005-03-11 Per Bothner <per@bothner.com>
4862 * c-tree.h (struct c_declarator): New id_loc field.
4863 * c-pragma.h (c_lex_with_flags): Take position reference.
4864 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4865 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4866 (c_lex): Pass dummy location to c_lex_with_flags.
4867 * c-parser.c (c_lex_one_token): Set c_token's location using
4868 c_lex_with_flags, instead of input_location, which might be "ahead".
4869 (c_parser_direct_declarator): Set declarator's id_loc from
4871 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4872 declarator's id_loc, rather than probably-imprecise input_location.
4873 (build_id_declarator): Initialize c_declarator's id_loc field.
4875 2005-03-11 Roger Sayle <roger@eyesopen.com>
4878 * builtins.c (expand_builtin_signbit): Force the signbit's word
4879 into an integer register to avoid SUBREGs of floating point modes.
4881 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4883 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4884 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4885 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4886 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4888 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4890 PR rtl-optimization/20306
4891 * expr.c (emit_move_complex): Set try_int false if mode is
4892 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4893 emit_block_move if try_int is true.
4895 2005-03-11 Richard Henderson <rth@redhat.com>
4898 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4899 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4902 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4904 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4905 (TARGET_FIX_VR4130): New macro.
4906 (TARGET_OPTIONS): Add -mfix-vr4130.
4907 (ISA_HAS_MACCHI): New macro.
4908 (ASM_SPEC): Add -mfix-vr4130.
4909 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4910 (override_options): Handle mips_fix_vr4130_string.
4911 (mips_avoid_hazards): Clear all_noreorder_p
4912 if we're working around VR4130 errata and the macc alternatives
4914 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4915 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4916 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4917 (MULTILIB_DEFAULTS): Remove leading "march=".
4918 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4919 if no architecture option is given.
4920 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4922 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4923 * doc/invoke.texi: Document -mfix-vr4130.
4925 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4927 * config/mips/mips.c (override_options): Only warn about -mint64
4928 deprecation if TARGET_INT64.
4930 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4932 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4933 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4934 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4935 are non-specific regarding the nonnull parameter positions.
4936 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4937 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4938 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4939 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4941 * builtins.def: Use the non-specific "nonnull" attibute lists.
4943 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4945 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4946 single_pred_edge, single_succ, single_pred): Improve comments.
4948 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4950 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4951 single_pred_edge, single_succ, single_pred): New inline functions.
4952 * bb-reorder.c (rotate_loop, find_traces_1_round,
4953 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4954 duplicate_computed_gotos): Use the single_succ/pred functions.
4955 * cfganal.c (forwarder_block_p): Ditto.
4956 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4957 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4958 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4959 merge_seq_blocks): Ditto.
4960 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4961 * cfglayout.c (fixup_reorder_chain): Ditto.
4962 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4963 canonicalize_loop_headers, verify_loop_structure): Ditto.
4964 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4965 mfb_update_loops, create_preheader, force_single_succ_latches,
4966 create_loop_notes): Ditto.
4967 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4968 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4969 commit_one_edge_insertion, purge_dead_edges,
4970 cfg_layout_can_merge_blocks_p): Ditto.
4971 * except.c (sjlj_emit_function_enter): Ditto.
4972 * flow.c (init_propagate_block_info): Ditto.
4973 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4974 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4975 insert_insn_end_bb): Ditto.
4976 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4977 find_if_case_2): Ditto.
4978 * lambda-code.c (perfect_nestify): Ditto.
4979 * lcm.c (optimize_mode_switching): Ditto.
4980 * loop-doloop.c (doloop_modify): Ditto.
4981 * loop-init.c (loop_optimizer_init): Ditto.
4982 * loop-iv.c (simplify_using_initial_values): Ditto.
4983 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4984 * loop-unswitch.c (unswitch_loop): Ditto.
4985 * modulo-sched.c (generate_prolog_epilog): Ditto.
4986 * predict.c (combine_predictions_for_insn, estimate_probability,
4987 tree_estimate_probability, last_basic_block_p,
4988 estimate_bb_frequencies): Ditto.
4989 * profile.c (branch_prob): Ditto.
4990 * regrename.c (copyprop_hardreg_forward): Ditto.
4991 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4992 * tracer.c (layout_superblocks): Ditto.
4993 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4994 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4995 cleanup_control_expr_graph, disband_implicit_edges,
4996 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4997 tree_verify_flow_info, tree_make_forwarder_block,
4998 tree_forwarder_block_p, remove_forwarder_block,
4999 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5000 * tree-if-conv.c (tree_if_conversion): Ditto.
5001 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5002 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5003 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5004 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5005 copy_loop_headers): Ditto.
5006 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5007 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5008 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5009 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5010 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5011 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5012 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5013 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5014 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5015 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5016 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5017 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5018 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5019 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5020 slpeel_add_loop_guard): Ditto.
5022 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5024 PR tree-optimization/15784
5025 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5028 * stmt.c (expand_case): Don't change index_type. Convert minval
5031 PR tree-optimization/20130
5032 * fold-const.c (fold): Fold x * -1 into -x.
5034 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5036 PR rtl-optimization/20331
5037 * rtlanal.c (modified_between_p): Check its address first for MEM.
5038 (modified_in_p): Likewise.
5040 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5042 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5044 2005-03-10 Steven Bosscher <stevenb@suse.de>
5046 * expr.c (expand_expr_real_1): If possible, use a conditional
5047 move for expanding MIN_EXPR and MAX_EXPR.
5048 Use temp for moving around rtx-en.
5050 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5053 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5056 2005-03-10 Roger Sayle <roger@eyesopen.com>
5058 * builtins.c (expand_builtin_signbit): Extend to handle floating
5059 point modes wider than the largest integer type, using the
5060 operand_subword_force function to obtain the signbit's word.
5062 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5065 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5066 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5068 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5070 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5072 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5074 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5076 (perform_edge_inserts): Unconditionally call
5077 free_dominator_info.
5079 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5081 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5083 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5085 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5087 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5089 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5091 (rtl_register_value_prof_hooks,
5092 tree_value_profile_transformations,
5093 tree_register_value_prof_hooks): Likewise.
5094 * var-tracking.c (stack_adjust_offset_pre_post,
5095 variable_htab_free, variable_union, dataflow_set_different_2,
5096 count_uses, variable_was_changed, set_frame_base_location,
5097 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5098 vt_add_function_parameters): Likewise.
5099 * varasm.c (named_section_real, named_section, make_decl_rtl,
5100 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5101 const_hash_1, compare_constant, copy_constant, force_const_mem,
5102 output_constant_pool_2, output_constant_pool_1, output_constant,
5103 output_constructor, make_decl_one_only, decl_tls_model,
5104 default_no_named_section, default_elf_select_section_1,
5105 default_unique_section_1): Likewise.
5106 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5107 * vmsdbgout.c (addr_const_to_string): Likewise.
5110 * function.c (struct assign_parm_data_one): Remove last_named
5112 (assign_parm_find_data_types): Don't determine last_named.
5113 Reorder named_parm determination.
5114 (assign_parms): Only setup varargs on the last non-varadic
5117 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5119 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5120 sda base address on medium model.
5122 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5124 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5125 * cfgloop.c (flow_loop_nodes_find): Export.
5126 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5128 * cfgloopmanip.c (fix_loop_structure): New function.
5129 * predict.c (predict_loops): Clean up the loops information.
5130 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5131 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5133 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5134 (rewrite_into_loop_closed_ssa): Declaration changed.
5135 * tree-loop-linear.c (linear_transform_loops): Add argument to
5136 rewrite_into_loop_closed_ssa call.
5137 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5138 * tree-ssa-loop-im.c (move_computations): Ditto.
5139 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5140 * tree-vectorizer.c (vectorize_loops): Ditto.
5141 * tree-optimize.c: Include cfgloop.h.
5142 (execute_todo): Choose whether to call cleanup_tree_cfg or
5143 cleanup_tree_cfg_loop.
5144 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5145 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5146 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5147 cleanup_tree_cfg_loop call.
5148 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5149 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5150 work on part of cfg.
5152 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5155 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5156 with multiple alternatives.
5158 * stmt.c (parse_output_constraint): Fix a typo.
5160 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5162 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5163 assembly directive instead of deprecated "no-generics".
5165 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5167 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5168 for non-offsettable memory references to cope with outstanding reload
5170 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5171 avoid losing outstanding address reloads.
5172 ("reload_outdi", "reload_outdf"): Likewise.
5174 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5176 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5177 code. Add more cbrt transformations.
5179 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5181 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5183 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5185 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5186 NULL_TREE when a given tree is not simplified.
5187 (fold): Return the original tree when any of the functions
5188 mentioned above NULL_TREE.
5190 * fold-const.c (fold_unary, fold_binary): Take decomposed
5191 arguments, code, type, op0, and op1 in case of fold_binary.
5192 (fold): Update calls to fold_unary and fold_binary.
5194 2005-03-09 Roger Sayle <roger@eyesopen.com>
5196 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5197 a fndecl and an arglist instead of a CALL_EXPR, exp.
5199 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5201 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5203 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5205 * expr.c (expand_assignment): Remove orig_to_rtx.
5207 * fold-const.c (int_const_binop): Remove no_overflow.
5209 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5211 * loop-iv.c (get_biv_step_1): Remove lhs.
5213 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5215 * real.c (real_nan): Remove neg.
5217 * function.c (thread_prologue_and_epilogue_insns): Remove i
5220 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5223 * tree-eh.c (tree_could_trap_p): Remove idx.
5225 * tree-into-ssa.c (ann): Remove ann.
5227 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5229 * tree-sra.c (decide_block_copy): Remove inst_count.
5231 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5233 * tree-ssa-loop-im.c (lhs): Remove.
5235 * cfgbuild.c (state, STATE, SET_STATE,
5236 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5238 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5239 (find_basic_blocks): Set the state of each basic block to
5242 2005-03-08 Jeff Law <law@redhat.com>
5244 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5245 goto results in the removal of edges in the CFG, then we need
5246 to recompute dominators.
5248 2005-03-09 Ben Elliston <bje@au.ibm.com>
5250 * c-common.c (c_do_switch_warnings): Comment fix.
5252 2005-03-08 Julian Brown <julian@codesourcery.com>
5254 * Patch from 2005-03-08 reverted for causing regressions and
5255 ppc-darwin bootstrap failure.
5257 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5259 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5260 Define the real function for ppc-darwin.
5261 * c-typeck.c (convert_arguments): Check for target-specific
5262 invalid argument call to unprototyped function.
5263 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5265 * target.h (invalid_arg_for_unprototyped_fn): New field
5267 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5268 default target hook.
5269 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5272 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5274 * c-typeck.c (constructor_stack, constructor_range_stack,
5275 initializer_stack): Make them static.
5277 * cfg.c (rbi_pool): Make it static.
5279 * gimple-low.c (lower_stmt_body): Make it static.
5280 * tree-flow.h: Remove the corresponding prototype. Don't
5283 * sched-deps.c (cache_size): Make it static.
5285 * stor-layout.c (lang_adjust_rli): Make it static.
5287 2005-03-08 Julian Brown <julian@codesourcery.com>
5289 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5290 from being used for symbols with vague linkage when
5291 HAVE_GAS_COMDAT_GROUP is true.
5293 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5295 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5296 nlabel == JUMP_LABEL (jump).
5298 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5300 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5301 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5302 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5303 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5305 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5308 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5309 * c-common.c (handle_returns_twice): New function.
5310 (c_common_attribute_table): Declare eturns_twice' attribute.
5311 * doc/extend.texi: Document eturns_twice' attribute.
5312 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5313 (struct tree_decl): Add returns_twice_flag.
5315 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5317 * tree-ssa-phiopt.c: Fix a comment typo.
5319 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5320 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5321 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5324 2005-03-08 Richard Henderson <rth@redhat.com>
5326 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5327 builtin codes with ctzdi2, clzdi2, popcountdi2.
5328 (struct alpha_builtin_def): Add is_const.
5329 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5330 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5331 (alpha_init_builtins): Init them. Set nothrow and const attributes
5333 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5334 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5335 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5336 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5337 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5338 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5339 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5340 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5341 (TARGET_FOLD_BUILTIN): New.
5342 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5343 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5345 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5347 2005-03-08 Ira Rosen <irar@il.ibm.com>
5349 PR tree-optimization/20122
5350 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5351 condition of access function instead of base.
5353 2005-03-07 Jeff Law <law@redhat.com>
5354 Steven Bosscher <stevenb@suse.de>
5356 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5357 (find_taken_edge): Call find_taken_edge_computed_goto as
5358 appropriate. Allow any gimple invariant rather than just
5359 INTEGER_CST for VAL.
5360 (cleanup_control_flow): Cleanup a computed goto which has turned
5362 (tree_merge_blocks): If block B has any forced labels, move
5363 them to the start of block A.
5364 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5365 computed gotos as well.
5366 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5367 removal of unnecessary computed gotos too.
5368 (lookup_redirection_data): Fix type of INSERT argument. Callers
5371 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5373 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5374 Remove trailing spaces.
5376 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5377 unshare_all_trees): Make them static.
5378 * tree-gimple.h: Remove the corresponding prototypes.
5380 * diagnostic.h: Remove unused prototype
5381 debug_output_buffer.
5382 * modulo-sched.c: Remove unused prototype
5383 set_row_column_for_ps.
5385 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5386 replace_phi_edge_with_variable): Remove unused variable i.
5388 2005-03-07 Per Bothner <per@bothner.com>
5390 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5392 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5395 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5396 bbs on the COND_EXPR instead of the PHI_NODEs.
5397 (candidate_bb_for_phi_optimization): Remove.
5398 (replace_phi_with_stmt): Rename to ...
5399 (replace_phi_edge_with_variable): this and change so that we
5400 replace the phi argument instead of removing the PHI.
5401 (conditional_replacement): Change so we deal with PHI with more
5403 (value_replacement): Likewise.
5404 (abs_replacement): Likewise.
5406 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5408 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5409 output_e500_flip_gt_bit.
5411 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5413 (rs6000_generate_compare): Fix logic to look at the correct bits.
5414 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5416 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5417 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5418 gen_move_from_CR_gt_bit.
5420 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5421 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5422 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5424 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5425 (E500_CR_IOR_COMPARE): New constant.
5427 2005-03-08 Earl Chew <earl_chew@agilent.com>
5428 David Billinghurst <David.Billinghurst@riotinto.com>
5430 * config/i386/host-cygwin.c: New file to support precompiled
5432 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5433 * config.host: Use above files for cygwin host.
5435 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5437 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5438 ordering ops from earlier change.
5440 2005-03-07 Per Bothner <per@bothner.com>
5442 Various fixes to allow us to again build if --enable-mapped-location:
5443 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5444 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5445 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5446 local variable loc. Change logic appropriately.
5447 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5448 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5449 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5450 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5451 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5453 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5455 PR rtl-optimization/19683
5456 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5457 number of bytes, to smallest_int_for_mode. Fix arguments to
5458 REG_CANNOT_CHANGE_MODE_P.
5460 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5462 * reorg.c (relax_delay_slots): Check that the jump is
5463 conditional before trying to invert it.
5465 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5467 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5470 * calls (stack_arg_under_construction): Make it static.
5472 * flow.c (regs_live_at_setjmp): Make it static.
5473 * flow.h: Remove the corresponding prototype.
5475 * reload1.c (reload_startobj, reload_firstobj,
5476 something_needs_operands_changed, reload_inherited,
5477 reload_inheritance_insn, reload_override_in,
5478 reload_spill_index): Make them static.
5480 * recog.c (verify_changes): Make it static.
5481 * recog.h: Remove the corresponding prototype.
5483 * cfgbuild.c (find_sub_basic_blocks): Remove.
5484 * basic-block.h: Remove the corresponding prototype.
5485 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5487 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5489 * tree-ssa-operands.c (check_build_stmt): Remove.
5491 * stor-layout.c (set_alignment): Remove.
5492 * tree.h: Remove the corresponding prototype.
5494 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5496 * tree-ssa-dce.c (control_dependence_map,
5497 visited_control_parents): Make them static.
5499 * cfghooks.c (verify_flow_info): Remove local variable
5502 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5505 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5507 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5509 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5511 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5513 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5514 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5515 PARALLEL for an empty structure.
5517 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5519 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5521 * fold-const.c (fold_binary): Unroll the very first "for"
5524 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5526 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5527 redundant match_code test.
5528 (scc_comparison_operator): Swap match_operand and match_code
5530 (branch_positive_comparison_operator): Same.
5531 (trap_comparison_operator): Use comparison_operator and swap with
5534 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5537 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5538 (out_movhi_r_mr): Read low byte of volatile MEM first.
5539 (out_movhi_mr_r): Write high byte of volatile MEM first.
5541 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5543 * cselib.c (reg_values, reg_values_size): Make them static.
5545 * cse.c (cse_reg_info_table): Make it static.
5547 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5549 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5551 * cse.c (find_best_addr): Use canon_for_address.
5553 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5555 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5556 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5557 SUBREG and MEM, respectively.
5559 * fold-const.c (fold_binary): Use code instead of t.
5561 * fold-const.c (optimize_minmax_comparison): Take decomposed
5562 arguments code, type, op0, and op1 instead of t.
5563 (fold_binary): Update a call to optimize_minmax_comparison.
5565 * fold-const.c (fold_range_test): Take decomposed arguments
5566 code, type, op0, and op1 instead of t.
5567 (fold_binary): Update a call to fold_range_test.
5569 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5570 decomposed arguments code, type, op0, and op1 instead of t.
5571 (fold_binary): Update a call to fold_range_test.
5573 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5575 * fold-const.c (fold_binary): Avoid directly using the original
5576 expression t as much as possible.
5578 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5580 * c-semantics.c (build_stmt): Use TYPE_P instead of
5581 IS_NON_TYPE_CODE_CLASS.
5582 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5583 (NON_TYPE_CHECK): Use TYPE_P instead of
5584 IS_NON_TYPE_CODE_CLASS.
5586 * fold-const.c (fold): Remove handling of binary expressions.
5588 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5590 * doc/c-tree.texi: Wrap comments in @r{}.
5591 * doc/cpp.texi: Likewise.
5592 * doc/cppinternals.texi: Likewise.
5593 * doc/extend.texi: Likewise.
5594 * doc/md.texi: Likewise.
5595 * doc/objc.texi: Likewise.
5596 * doc/sourcebuild.texi: Likewise.
5597 * doc/tm.texi: Likewise.
5600 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5602 * predict.c (apply_return_prediction): Standardize PHI chain
5604 * tree-ssa.c (ssa_redirect_edge): Likewise.
5606 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5607 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5610 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5611 * tree-flow.h: Adjust the prototype for remove_phi_node.
5612 * lambda-code.c (perfect_nestify): Adjust a call to
5615 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5616 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5618 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5619 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5620 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5621 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5623 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5624 of GEN_INT (trunc_int_for_mode (...)).
5625 * loop-iv.c (iv_number_of_iterations): Likewise.
5626 * postreload.c (reload_cse_move2add): Likewise.
5627 * simplify-rtx.c (simplify_const_unary_operation,
5628 simplify_const_binary_operation): Likewise.
5629 * stor-layout.c (get_mode_bounds): Likewise.
5631 * fold-const.c (fold_binary): New.
5632 (fold): Call fold_binary on binary expressions.
5634 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5636 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5637 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5638 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5639 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5640 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5642 2005-03-04 Devang Patel <dpatel@apple.com>
5644 PR tree-optimization/18815
5645 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5646 loops with zero exit edges.
5648 2005-03-04 Devang Patel <dpatel@apple.com>
5650 * doc/invoke.texi: Remove reference to webpage that does not exist.
5652 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5653 Joseph S. Myers <joseph@codesourcery.com>
5656 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5657 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5658 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5659 * pa.c (get_plabel): Change argument to symbol_ref. Call
5660 maybe_get_identifier instead of get_identifier.
5661 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5662 (struct deferred_plabel): Replace name field with symbol field.
5663 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5664 ASM_OUTPUT_EXTERNAL_REAL is defined.
5665 (output_global_address): Use output_addr_const for output of all
5667 (output_deferred_plabels): Use symbol_ref instead of name for address
5669 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5670 ASM_OUTPUT_SYMBOL_REF): New macros.
5671 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5673 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5676 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5678 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5679 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5681 2005-03-04 Jeff Law <law@redhat.com>
5683 * basic-block.h (rediscover_loops_after_threading): Declare.
5684 * tree-ssa-dom.c: Include cfgloop.h.
5685 (tree_ssa_dominator_optimize): Discover loops and some basic
5686 properties. Remove forwarder blocks recreated by loop header
5687 canonicalization. Also mark backedges in the CFG.
5688 * tree-ssa-threadupdate.c: Include cfgloop.h
5689 (rediscover_loops_after_threading): Define.
5690 (struct local_info): New field, JUMP_THREADED.
5691 (prune_undesirable_thread_requests): New function.
5692 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5693 then record that fact for the callers of redirct_edges.
5694 (thread_block): If BB has incoming backedges, then call
5695 prune_undesirable_thraed_requests. Note when we are
5696 going to have to rediscover loop information. Return a
5697 boolean indicating if any jumps were threaded.
5698 (thread_through_all_blocks): Bubble up boolean indicating
5699 if any jumps were threaded.
5700 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5701 (tree-ssa-threadupdate.o): Similarly.
5703 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5705 * fold-const.c (fold_ternary): Unroll the "for" loop to
5708 2005-03-04 Andrew Haley <aph@redhat.com>
5710 * unwind-dw2-fde-glibc.c (struct
5711 unw_eh_callback_data.check_cache): New field.
5712 (frame_hdr_cache): New.
5713 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5714 Cache frame header info.
5716 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5718 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5719 (print_c_condition): Declare.
5720 * read-rtl.c (ptr_loc): New structure.
5721 (ptr_locs, ptr_loc_obstack, joined_conditions)
5722 (joined_conditions_obstack): New variables.
5723 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5724 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5725 (join_c_conditions, print_c_condition): New functions.
5726 (apply_macro_to_string): Associate the new string with the same
5727 source location as the old one.
5728 (add_condition_to_string): Use join_c_conditions.
5729 (read_string): Use set_rtx_ptr_loc to record a filename and line
5730 number for the string.
5731 (read_rtx): Initialize the new variables above.
5732 * genattrtab.c (write_test_expr, write_attr_value): Use
5734 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5735 comment above the GCC_VERSION check.
5736 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5737 Inline the definition of MAYBE_EVAL.
5738 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5739 * genoutput.c (process_template): Likewise.
5740 * genpreds.c (write_predicate_subfunction): Likewise.
5741 (write_predicate_expr): Use print_c_condition.
5742 * genrecog.c (write_cond): Likewise.
5743 * gensupport.c (process_rtx): Use join_c_conditions to join the
5744 conditions of a define_insn_and_split. Record a source location
5745 for the string after the "&&".
5746 (alter_test_for_insn): Use join_c_conditions.
5748 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5751 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5752 PR tree-optimization/15784
5753 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5756 2005-03-04 Ben Elliston <bje@au.ibm.com>
5758 * gcc.c (option_map): Add --coverage.
5759 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5760 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5761 * config/darwin.h: Pass -lgcov for `coverage'.
5762 * doc/invoke.texi (Debugging Options): Document --coverage.
5764 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5766 * gcse.c (bypass_block): Use find_edge wherever possible.
5768 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5772 * c-opts.c (c_common_parse_file): Call start_source_file
5773 and end_source_file at the approriate times.
5775 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5776 the main file, it will be done for us now.
5778 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5780 * fold-const.c (fold_ternary): New.
5781 (fold): Call fold_ternary on ternary expressions. Remove
5782 handling of ternary expressions.
5784 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5786 PR tree-optimization/15784
5787 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5790 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5792 * config/rs6000/predicates.md (branch_comparison_operator):
5793 Convert from C block to conditional format.
5795 2005-03-03 Jan Hubicka <jh@suse.cz>
5797 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5798 and non-constant public variables.
5800 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5802 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5805 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5808 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5809 calls to release_ssa_name and release_phi_node.
5811 * fold-const.c (fold): Remove handling of unary expressions.
5813 * fold-const.c (fold_unary): Avoid directly using the original
5814 expression t as much as possible.
5816 2005-03-03 Roger Sayle <roger@eyesopen.com>
5817 Andrew Pinski <pinskia@physics.uc.edu>
5819 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5820 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5822 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5824 Describe special registers SRP and MOF as allocatable registers.
5825 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5826 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5827 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5828 TARGET_HAS_MUL_INSNS.
5829 (cris_print_operand) <case 'd'>: New case.
5830 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5831 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5833 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5834 (REG_ALLOC_ORDER): Update for MOF.
5835 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5837 (GENERAL_REGS): No longer a define of ALL_REGS.
5838 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5839 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5841 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5842 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5843 (SECONDARY_RELOAD_CLASS): Define.
5844 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5845 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5846 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5847 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5848 (REGISTER_MOVE_COST): Define.
5849 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5850 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5851 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5852 (CRIS_MOF_REGNUM): New define_constants.
5853 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5855 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5857 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5858 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5859 Adjust for MOF being properly described as a register.
5860 (indir_to_reg_split): Name this split. Conditionalize on the
5861 destination register being a general register.
5862 (movei): Conditionalize on on operands 0 and 1 having the same
5865 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5868 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5869 -mcpu to override any other explicitly given flags.
5871 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5873 * recog.c (verify_changes, confirm_change_group): New functions,
5874 broken out of apply_change_group.
5875 (apply_change_group): Use them.
5876 * recog.h (verify_change, confirm_change_group): Declare.
5877 * rtl.h (redirect_jump_2): Declare.
5878 * jump.c (redirect_exp, invert_exp): Delete.
5879 (invert_exp_1): Take second parameter. Return value. Changed caller.
5880 (redirect_jump_2): New function, broken out of redirect_jump.
5881 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5882 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5883 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5885 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5887 * varasm.c (named_section): Use xstrdup rather than doing it by
5890 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5892 2005-03-02 Devang Patel <dpatel@apple.com>
5894 Undo PR tree-optimization/18815 fix.
5896 2005-03-02 Devang Patel <dpatel@apple.com>
5898 PR tree-optimization/18815
5899 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5900 loops with zero exit edges.
5902 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5904 * cfg.c (connect_src, connect_dest, disconnect_src,
5905 disconnct_dest): New.
5906 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5907 redirect_edge_pred): Use the new functions.
5909 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5910 free_dominance_info only when needed.
5912 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5915 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5916 (reg_or_sub_cint64_operand): Same.
5918 2005-03-02 Jeff Law <law@redhat.com>
5920 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5921 CFG_ALTERED in the main DOM iteration loop.
5923 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5926 * varasm.c (initializer_constant_valid_p): Allow conversions
5927 between OFFSET_TYPEs. Tidy.
5929 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5931 * config/cris/cris.md ("return"): Remove epilogue delay list
5934 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5936 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5938 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5940 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5942 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5943 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5944 config/m68k/m68k.c, config/mips/mips.h,
5945 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5946 doc/include/gcc-common.texi: Update copyright.
5948 PR middle-end/18029 and PR middle-end/18030
5949 * expr.c (optimize_bitfield_assignment_op): Add a special case
5950 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5952 * fold-const.c (fold_unary): New.
5953 (fold): Call fold_unary on unary expressions.
5955 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5957 * cgraph.h (struct cgraph_edge): Add prev_caller and
5959 (cgraph_node_remove_callees): Export.
5960 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5962 (cgraph_edge_remove_callee): New function.
5963 (cgraph_edge_remove_caller): Likewise.
5964 (cgraph_remove_edge): Use.
5965 (cgraph_redirect_edge_callee): Likewise.
5966 (cgraph_node_remove_callees): New function.
5967 (cgraph_node_remove_callers): Likewise.
5968 (cgraph_remove_node): Use.
5969 * tree-optimize.c (tree_rest_of_compilation): Use
5970 cgraph_node_remove_callees instead of manual loop.
5971 * cgraphunit.c (cgraph_finalize_function): Likewise.
5972 (cgraph_expand_function): Likewise.
5973 (cgraph_remove_unreachable_nodes): Likewise.
5975 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5978 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5980 * c-decl.c (undeclared_variable): Take location as argument.
5981 * c-typeck.c (build_external_ref): Likewise.
5982 * c-parser.c (c_parser_postfix_expression): Pass location of
5983 identifier to build_external_ref.
5985 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5987 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5988 CCEQ mode for branch_positive_comparison_operator test.
5989 * config/rs6000/predicates (branch_comparison_operator): Revert to
5991 (scc_comparison_operator): Same.
5992 (branch_positive_comparison_operator): Same.
5994 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5996 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5997 (cris_delay_slots_for_epilogue): Remove.
5998 (save_last): Move into cris_target_asm_function_epilogue.
5999 (cris_target_asm_function_epilogue): Remove tests for file being
6001 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6002 (cris_delay_slots_for_epilogue): Remove prototypes.
6003 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6004 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6006 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6008 * config/rs6000/predicates.md (branch_comparison_operator): Change
6009 to define_special_predicate.
6010 (scc_comparison_operator): Same.
6011 (branch_positive_comparison_operator): Same.
6013 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6015 * Makefile.in (tree-ssa-sink.o): New.
6016 (OBJS-common): Add tree-ssa-sink.o.
6017 * common.opt: Add -ftree-sink
6018 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6019 * timevar.def (TV_TREE_SINK): new timevar.
6020 * tree-flow.h (is_hidden_global_store): Prototype.
6021 * tree-optimize.c (init_tree_optimization_passes): Add
6023 * tree-pass.h (pass_sink_code): New.
6024 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6025 for non-obvious global store store to is_hidden_global_store, and
6026 call that new function.
6027 * tree-ssa-sink.c: New file.
6028 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6029 * doc/passes.texi: Document forward store motion.
6030 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6031 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6032 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6033 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6035 2005-03-01 Per Bothner <per@bothner.com>
6037 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6038 and we have a non-zero column-number, add it to the message.
6039 Also factor out the diagnostic_kind_text.
6041 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6043 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6044 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6045 flow_loop_scan): Removed.
6046 (flow_loop_dump): Do not dump removed fields.
6047 (flow_loop_free): Do not free removed fields.
6048 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6049 (loop_exit_edge_p): New function.
6050 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6051 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6052 num_exits, exits_doms.
6053 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6054 LOOP_EDGES, LOOP_ALL): Removed.
6055 (flow_loop_scan): Declaration removed.
6056 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6057 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6059 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6060 (if_convert): Call flow_loops_find and flow_loops_free
6061 when calling mark_loop_exit_edges.
6062 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6063 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6064 free_dominance_info calls.
6065 * loop-init.c (flow_loops_find): Ditto.
6066 * passes.c (rest_of_handle_branch_prob): Ditto.
6067 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6068 * loop-unroll.c (analyze_insns_in_loop): Do not use
6070 * predict.c (predict_loops): Do not call flow_loop_scan.
6071 Use get_loop_exit_edges.
6072 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6073 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6074 Do not use EDGE_LOOP_EXIT.
6075 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6076 to bb_with_exit_edge_p.
6077 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6078 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6079 to bb_with_exit_edge_p.
6080 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6082 * tree-loop-linear.c (linear_transform_loops): Do not call
6083 flow_loop_scan. Use loop->single_exit.
6084 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6085 (vect_analyze_loop_form): Do not call flow_loop_scan.
6086 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6088 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6090 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6091 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6092 slpeel_tree_duplicate_loop_to_edge_cfg,
6093 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6094 Use loop_preheader_edge and loop->single_exit. Do not call
6097 2005-03-01 Nick Clifton <nickc@redhat.com>
6099 * config/arm/arm.c (thumb_find_work_register): Check all of the
6100 argument registers to see if they are free, and a couple of
6101 special cases where the last argument register but can be proved
6102 to be available during the function's prologue.
6103 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6104 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6105 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6107 (thumb_compute_save_reg_mask): Likewise. Also use
6108 thumb_find_work_register() to ensure that there is agreement about
6109 which work register is going to be used in the prologue.
6110 (thumb_output_function_prologue): Use unsigned long as the type
6111 for the register bit-mask. Also delay pushing the link register if
6112 other high registers are going to be pushed.
6113 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6114 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6115 redundant prototypes.
6117 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6120 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6121 and after reload in REG+REG indexed addresses without REG_POINTER
6122 set in the base and not set in the index.
6124 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6126 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6127 Don't undefine here.
6128 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6129 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6130 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6131 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6132 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6134 * config.gcc (sh*-*-linux*): Use config/linux.h.
6136 2005-02-28 Dale Johannesen <dalej@apple.com>
6137 Stan Shebs <shebs@apple.com>
6139 Rewrite of 64-bit Darwin structure-by-value pass/return.
6140 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6141 intoffset, use_stack, named.
6142 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6143 (rs6000_darwin64_record_arg_advance_flush): New.
6144 (rs6000_darwin64_record_arg_advance_recurse): New.
6145 (rs6000_darwin64_record_arg_flush): New.
6146 (rs6000_darwin64_record_arg_recurse): New.
6147 (rs6000_darwin64_record_arg): New.
6148 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6149 (function_arg_boundary): Handle 128-bit aligned structs.
6150 (function_arg_advance): Rewrite darwin64 struct handling.
6151 (function_arg): Call rs6000_darwin64_record_arg.
6152 (function_arg_partial_nregs): Handle darwin64 structs.
6153 (rs6000_darwin64_function_value): Remove.
6154 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6156 2005-02-28 Roger Sayle <roger@eyesopen.com>
6158 PR tree-optimization/20216
6159 * tree-chrec.c (tree_fold_factorial): Delete.
6160 (tree_fold_binomial): Change argument list to take a return type
6161 and change the type of K to unsigned int. Rewrite to avoid explicit
6162 evaluation of factorials, and (recursively) calling fold to perform
6163 compile-time arithmetic. Return NULL on (internal) overflow.
6164 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6165 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6166 if any intermediate calculation overflows.
6167 (chrec_apply): Update call to chrec_evaluate.
6169 2005-02-28 James E Wilson <wilson@specifixinc.com>
6171 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6173 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6176 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6177 instead of NULL_TREE on error.
6179 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6181 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6182 (EASY_VECTOR_15_ADD_SELF): Remove.
6183 (num_insns_constant_wide): Not static.
6184 (validate_condition_mode): Not static.
6185 (toc_relative_expr_p): Not static.
6186 (legitimate_indirect_address_p): Not static.
6187 (macho_lo_sum_memory_operand): Not static.
6188 (invalid_e500_subreg): Not static.
6189 (easy_vector_same): Not static.
6190 (easy_vector_splat_const): Not static.
6191 (RS6000_SYMBOL_REF_TLS_P): Remove.
6192 (any_operand): Delete.
6193 (any_parallel_operand): Delete.
6194 (count_register_operand): Delete.
6195 (altivec_register_operand): Delete.
6196 (xer_operand): Delete.
6197 (s8bit_cint_operand): Delete.
6198 (short_cint_operand): Delete.
6199 (u_short_cint_operand): Delete.
6200 (non_short_cint_operand): Delete.
6201 (exact_log2_cint_operand): Delete.
6202 (gpc_reg_operand): Delete.
6203 (cc_reg_operand): Delete.
6204 (cc_reg_not_cr0_operand): Delete.
6205 (reg_or_short_operand): Delete.
6206 (reg_or_neg_short_operand): Delete.
6207 (reg_or_aligned_short_operand): Delete.
6208 (reg_or_u_short_operand): Delete.
6209 (reg_or_cint_operand): Delete.
6210 (reg_or_arith_cint_operand): Delete.
6211 (reg_or_add_cint64_operand): Delete.
6212 (reg_or_sub_cint64_operand): Delete.
6213 (reg_or_logical_cint_operand): Delete.
6214 (got_operand): Delete.
6215 (got_no_const_operand): Delete.
6216 (easy_fp_constant): Delete.
6217 (easy_vector_constant): Delete.
6218 (easy_vector_constant_add_self): Delete.
6219 (zero_constant): Delete.
6220 (zero_fp_constant): Delete.
6221 (volatile_mem_operand): Delete.
6222 (offsettable_mem_operand): Delete.
6223 (mem_or_easy_const_operand): Delete.
6224 (add_operand): Delete.
6225 (non_add_cint_operand): Delete.
6226 (logical_operand): Delete.
6227 (non_logical_cint_operand): Delete.
6228 (mask_operand): Delete.
6229 (mask_operand_wrap): Delete.
6230 (mask64_operand): Delete.
6231 (mask64_2_operand): Delete.
6232 (and64_operand): Delete.
6233 (and64_2_operand): Delete.
6234 (and_operand): Delete.
6235 (reg_or_mem_operand): Delete.
6236 (lwa_operand): Delete.
6237 (symbol_ref_operand): Delete.
6238 (call_operand): Delete.
6239 (current_file_function_operand): Delete.
6240 (input_operand): Delete.
6241 (rs6000_nonimmediate_operand): Delete.
6242 (rs6000_tls_symbol_ref): Delete.
6243 (save_world_operation): Delete.
6244 (restore_world_operation): Delete.
6245 (load_multiple_operation): Delete.
6246 (store_multiple_operation): Delete.
6247 (vrsave_operation): Delete.
6248 (mfcr_operation): Delete.
6249 (mtcrf_operation): Delete.
6250 (lmw_operation): Delete.
6251 (stmw_operation): Delete.
6252 (branch_comparison_operator): Delete.
6253 (branch_positive_comparison_operator): Delete.
6254 (scc_comparison_operator): Delete.
6255 (trap_comparison_operator): Delete.
6256 (boolean_operator): Delete.
6257 (boolean_or_operator): Delete.
6258 (min_max_operator): Delete.
6259 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6260 (EASY_VECTOR_15): Moved to here.
6261 (EASY_VECTOR_15_ADD_SELF): Move to here.
6262 (PREDICATE_CODES): Delete.
6263 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6264 Declare functions no longer static.
6265 * config/rs6000/predicates.md: New.
6266 * config/rs6000/rs6000.md: Include predicates.md
6268 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6270 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6271 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6273 * cfgrtl.c (need_fake_edge_p): Likewise.
6274 * combine.c (distribute_notes): Likewise.
6275 * emit-rtl.c (try_split): Likewise.
6276 * recog.c (peephole2_opimize): Likewise.
6277 * reg-notes.def (ALWAYS_RETURN): Remove.
6278 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6279 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6280 * tree.h (ECF_ALWAYS_RETURN): Remove.
6282 2005-02-28 Roger Sayle <roger@eyesopen.com>
6285 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6286 between different machine modes is never a "useless" conversion.
6288 2005-02-28 Geert Bosch <bosch@gnat.com>
6291 * doc/contrib.texi: List contributors for Ada front end
6293 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6295 * simplify-rtx.c (simplify_unary_operation_1,
6296 simplify_const_unary_operation): New, extracted from...
6297 (simplify_unary_operation): ... this one.
6298 (simplify_binary_operation_1,
6299 simplify_const_binary_operation): New, extracted from...
6300 (simplify_binary_operation): ... this one.
6301 * rtl.h (simplify_const_unary_operation,
6302 simplify_const_binary_operation): Add prototypes.
6304 2005-02-28 Julian Brown <julian@codesourcery.com>
6306 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6307 building libjava and caused PR regression/20228.
6309 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6312 * Makefile.in (host_subdir): New.
6313 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6314 * configure: Regenerate.
6316 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6318 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6319 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6320 installation directory first.
6322 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6325 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6326 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6327 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6328 * config/cris/cris.md: Tweak comments referring to Q.
6329 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6330 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6331 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6332 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6333 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6334 Insert spaces in constraints to align alternatives vertically for
6336 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6339 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6341 PR rtl-optimization/17728
6342 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6343 operand 0 from general_operand to move_dest_operand.
6345 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6347 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6348 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6349 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6350 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6352 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6354 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6355 * configure: Regenerate.
6356 * libada-mk.in: Remove CC; rename
6357 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6359 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6362 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6363 for the lhs, also walk over the tree. Likewise for rhs.
6365 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6367 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6368 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6369 Do not propagate value of iv before increment over the increment.
6371 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6373 * c-parser.c: New file.
6374 * c-parse.in: Remove.
6375 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6377 (c-parser.o): Add dependencies.
6378 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6379 maintainer-clean, TAGS): Update.
6380 * c-config-lang.in (gtfiles): Update.
6381 * gengtype-lex.l: Don't handle "@@".
6382 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6383 objc_build_synchronized, objc_begin_try_stmt,
6384 objc_begin_catch_clause, objc_finish_catch_clause,
6385 objc_build_finally_clause, objc_finish_try_stmt): New.
6386 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6388 (c_parse_init): Update comment.
6389 * c-decl.c (c_init_decl_processing): Update comment.
6390 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6391 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6392 new c_declspecs members.
6394 2005-02-25 Julian Brown <julian@codesourcery.com>
6396 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6397 from being used for symbols with vague linkage when
6398 HAVE_GAS_COMDAT_GROUP is true.
6400 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6402 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6404 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6407 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6408 (LIBGCC2_HAS_DF_MODE): New.
6409 (LIBGCC2_HAS_XF_MODE): New.
6410 (LIBGCC2_HAS_TF_MODE): New.
6411 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6412 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6413 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6414 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6415 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6416 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6417 and add _fixtfdi, _fixunstfdi, _floatditf
6418 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6419 L_fixunstfdi, L_floatditf.
6420 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6421 (LIBGCC2_HAS_TF_MODE): Define.
6423 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6425 PR tree-optimization/20204
6426 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6427 REWRITE_THIS_STMT markers on PHI nodes.
6428 (rewrite_initialize_block): Likewise.
6430 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6432 * version.c (version_string): Update to 4.1.
6434 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6436 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6437 Clarify that the alternative way doesn't work in GNU C++.
6439 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6441 PR tree-optimization/19937
6442 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6443 to the type of the induction variable.
6445 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6447 PR rtl-optimization/20117
6448 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6449 the block including noncopyable insn.
6451 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6453 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6454 calls to find_reg_note.
6456 2005-02-24 Richard Henderson <rth@redhat.com>
6459 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6462 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6464 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6465 vector types if to use base reg for misaligned non-word ld/std.
6467 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6470 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6471 dwarf2 label manually and put it after, not before the prologue.
6473 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6476 * reload.c (operands_match_p): Only increment register number for
6477 SCALAR_INT_MODE_P modes in multiple hard registers.
6479 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6482 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6484 * ChangeLog.5: Fix log message typo(s).
6485 * ChangeLog.7: Likewise.
6486 * ChangeLog.tree-ssa: Likewise.
6487 * cfgexpand.c: Fix comment typo(s).
6488 * conflict.c: Likewise.
6489 * defaults.h: Likewise.
6490 * dwarf2out.c: Likewise.
6492 * ggc-page.c: Likewise.
6493 * tree-eh.c: Likewise.
6494 * tree-ssa-dom.c: Likewise.
6496 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6499 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6500 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6501 if SHARED is defined.
6504 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6505 allow splitting only if operands 0 and 3 don't overlap.
6507 2005-02-24 Richard Henderson <rth@redhat.com>
6510 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6511 (fold_builtin_1): Call them.
6512 * fold-const.c (fold_complex_mult_parts): Split out from ...
6513 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6514 (fold_complex_div_parts, fold_complex_div): New.
6516 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6518 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6520 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6521 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6523 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6524 (print_node): Likewise.
6525 Print TYPE_SIZES_GIMPLIFIED.
6527 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6529 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6530 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6531 operands as commutative in constraints.
6533 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6535 * tree-into-ssa.c: Re-organize internal functions.
6537 2005-02-24 Richard Henderson <rth@redhat.com>
6540 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6542 * common.opt (fcx-limited-range): New.
6543 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6544 * toplev.c (flag_complex_method): Initialize to 1.
6545 (process_options): Set flag_complex_method to 0 if
6546 flag_cx_limited_range.
6547 * doc/invoke.texi (-fcx-limited-range): New.
6549 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6551 * cse.c (delete_trivially_dead_insns): Speed up by using
6552 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6555 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6557 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6558 functions when -mid-shared-library is being used.
6560 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6562 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6563 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6564 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6565 * system.h: Poison LINK_LIBGCC_SPECIAL.
6567 2005-02-23 James E Wilson <wilson@specifixinc.com>
6569 * gengtype.c (note_insn_name): Make 1 element larger.
6571 2005-02-23 Roger Sayle <roger@eyesopen.com>
6574 PR rtl-optimization/20097
6575 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6576 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6578 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6580 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6581 * t-aix52 (SHLIB_INSTALL): Same.
6583 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6585 * genpreds.c: Update copyright.
6587 2005-02-23 Michael Beach <michaelb@ieee.org>
6590 * config/sparc/t-elf (startup files): Assemble with CPP.
6592 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6594 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6595 (write_predicate_expr): Likewise.
6597 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6599 PR tree-optimization/20100
6600 PR tree-optimization/20115
6601 * tree-optimize.c (init_tree_optimization_passes): Remove
6602 pass_maybe_create_global_var.
6603 * tree-pass.h (pass_maybe_create_global_var): Remove.
6604 * tree-ssa-alias.c (aliases_computed_p): Declare.
6605 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6606 (count_calls_and_maybe_create_global_var): Remove.
6607 (pass_maybe_create_global_var): Remove.
6608 (init_alias_info): Do not declare aliases_computed_p.
6609 (maybe_create_global_var): If the function contains no
6610 call-clobbered variables and a mix of pure/const and regular
6611 function calls, create .GLOBAL_VAR.
6612 Mark all call-clobbered variables for renaming.
6613 (merge_pointed_to_info): Update comment.
6614 (add_pointed_to_var): Likewise.
6615 (is_escape_site): Likewise.
6616 Accept struct alias_info * instead of size_t *.
6618 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6620 * tree-ssa-operands.c (get_call_expr_operands): If
6621 ALIASES_COMPUTED_P is false, do not add call-clobbering
6623 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6624 (delete_tree_ssa): Likewise.
6626 2005-02-22 James E Wilson <wilson@specifixinc.com>
6628 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6629 (do_compile): Do call it here.
6631 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6633 PR rtl-optimization/20017.
6634 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6635 rest_of_handle_cse2, rest_of_handle_gcse): Call
6636 delete_dead_jumptables immediately before calling cleanup_cfg.
6638 2005-02-22 Devang Patel <dpatel@apple.com>
6641 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6644 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6646 * config/rs6000/aix.h (WINT_TYPE): Define.
6648 2005-02-22 Stan Shebs <shebs@apple.com>
6650 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6651 natural alignment for 64-bit Darwin.
6652 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6654 * doc/invoke.texi: Document this.
6656 2005-02-22 DJ Delorie <dj@redhat.com>
6658 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6659 to make_[un]signed_type, not the mode itself.
6661 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6663 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6664 not available. Use tail calls wherever possible.
6665 (make_edge): Call unchecked_make_edge to create an edge.
6667 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6668 (coalesce_ssa_name): Don't check for
6669 SSANORM_USE_COALESCE_LIST.
6670 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6672 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6674 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6675 (rewrite_into_ssa): ... here.
6677 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6679 PR tree-optimization/19786
6680 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6681 tag to another's may-alias bitmap when adding to the other's list.
6683 2005-02-21 DJ Delorie <dj@redhat.com>
6685 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6686 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6687 registers in unsupported ways.
6688 * expmed.c (init_expmed): Likewise.
6690 2005-02-21 Stan Cox <scox@redhat.com>
6692 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6694 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6696 * tree-cfg.c (fold_cond_expr_cond): New.
6697 (make_edges): Call fold_cond_expr_cond.
6698 (find_taken_edge): Accept nothing but INTEGER_CST.
6699 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6701 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6703 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6704 that do not belong to any basic block.
6706 2005-02-21 Jeff Law <law@redhat.com>
6708 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6711 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6713 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6714 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6715 Adjust their definitions.
6716 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6717 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6719 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6720 genautomata.c, langhooks.c, langhooks.h, system.h,
6721 config/arm/lib1funcs.asm: Update copyright.
6723 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6725 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6727 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6730 * doc/install.texi: Document --with-gc.
6732 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6734 * simplify-rtx.c (simplify_unary_operation): Add a missing
6737 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6739 PR tree-optimization/18663
6740 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6741 if the type has variable bounds.
6743 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6745 * gcse.c: Remove an obsolete comment.
6747 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6749 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6751 * doc/extend.texi (Function Attributes) <Attribute const>: The
6752 attribute "pure" is below this text, not above.
6754 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6756 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6757 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6758 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6760 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6763 * langhooks.h (struct lang_hooks): Add to_target_charset.
6764 * langhooks.c (lhd_to_target_charset): New function.
6765 * langhooks-def.h: Declare lhd_to_target_charset.
6766 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6767 (LANG_HOOKS_INITIALIZER): Update.
6768 * c-common.c (c_common_to_target_charset): New function.
6769 * c-common.h: Declare it.
6770 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6771 c_common_to_target_charset.
6773 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6774 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6776 * system.h: Poison them.
6777 * doc/tm.texi: Don't discuss them.
6778 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6779 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6780 (pp_c_char): Do not attempt to generate letter escapes for
6782 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6783 * config/mips/mips.c (mips_output_ascii): Likewise.
6785 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6787 PR tree-optimization/19951
6788 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6791 2005-02-19 Steven Bosscher <stevenb@suse.de>
6794 * function.h (struct function): New field `max_loop_depth'.
6795 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6796 (flow_loops_find): Reset the max loop depth count before finding loops.
6797 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6798 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6799 (calculate_global_regs_live): Make sure the loop will terminate
6800 when the initial sets are not empty.
6802 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6804 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6806 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6808 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6811 * doc/invoke.texi: Remove documentation of %M spec.
6813 (init_spec): Remove %M suffix from -lgcc_s.
6814 (do_spec_1): Remove 'M' case.
6815 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6816 to put shared libraries in the multilib directory. Remove the
6817 shlib_so_soname substitution variable. Don't add a multilib encoding
6818 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6819 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6820 SHLIB_INSTALL as well as SHLIB_LINK.
6821 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6822 (SHLIB_NAME): Delete.
6823 (SHLIB_DIR): New macro.
6824 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6825 (SHLIB_INSTALL): Adjust accordingly.
6826 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6827 * config/t-slibgcc-sld: Likewise.
6828 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6829 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6830 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6832 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6833 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6834 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6835 Use @shlib_base_name@ instead of @shlib_so_name@.
6836 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6837 and @shlib_base_name@.so in @multilib_dir@.
6838 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6839 to the install path.
6840 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6841 (SHLIB_LINK): Remove previous workaround.
6842 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6843 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6844 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6846 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6847 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6848 (SHLIB_INSTALL): Adjust accordingly.
6849 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6850 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6851 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6852 config/t-slibgcc-elf-ver.
6854 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6855 Jakub Jelinek <jakub@redhat.com>
6857 PR tree-optimization/19828
6858 * tree-ssa-loop-im.c: Add a TODO comment.
6859 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6860 without side-effects.
6862 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6864 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6867 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6869 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6870 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6871 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6873 (ia64_reorg): Delete fixup_errata call.
6874 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6875 (TARGET_SWITCHES): Delete -mb-step entry.
6877 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6880 * c-typeck.c (composite_type): Handle quals in transparent unions.
6881 (type_lists_compatible_p): Likewise.
6883 2005-02-18 Stan Shebs <shebs@apple.com>
6885 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6886 expressions in the .literal8 section.
6888 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6890 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6892 2005-02-18 Roger Sayle <roger@eyesopen.com>
6894 * fold-const.c (constant_boolean_node): Always create values of the
6895 specified type, don't bother calling truthvalue_conversion.
6897 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6899 * except.c (output_function_exception_table): Call
6900 assemble_external_libcall (eh_personality_libfunc).
6902 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6905 * config/ia64/ia64.h (struct machine_function): Add state_num.
6906 * config/ia64/ia64.c (process_epilogue,
6907 process_for_unwind_directive): Use new unwind state numbers each
6908 time rather than state 1.
6910 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6913 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6914 before the "*llgt_didi" pattern.
6916 2005-02-18 Jason Merrill <jason@redhat.com>
6918 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6920 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6922 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6923 (div0): Use it in place of ARM_FUNC_ALIAS.
6924 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6926 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6929 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6930 access, the lower bound of the array type if it exists.
6932 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6935 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6936 cases that are out-of-range for the index type.
6938 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6940 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6941 (estimate_case_costs): Don't call convert.
6942 * expmed.c (expand_shift): Likewise.
6943 (make_tree): Call fold_convert instead of convert.
6945 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6948 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6949 that ref to be marked MEM_READONLY_P doesn't have base that needs
6952 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6954 * genautomata.c (output_get_cpu_unit_code_func,
6955 output_cpu_unit_reservation_p): Don't generate old-style function
6958 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6961 PR tree-optimization/20009
6962 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6964 PR tree-optimization/18947
6965 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6966 inline, remove all nodes that are inlined into the extern inline
6969 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6971 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6972 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6973 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6974 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6977 2005-02-17 Roger Sayle <roger@eyesopen.com>
6979 PR tree-optimization/19917
6980 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6981 to be potentially trapping.
6983 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6985 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6987 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6989 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6990 tem becomes a local variable which is set to the value of the
6991 back end defined INITIAL_FRAME_ADDRESS macro.
6992 (expand_builtin_frame_address): Omit the base parameter to
6993 expand_builtin_return_addr.
6994 (expand_builtin_profile_func): Likewise.
6995 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6996 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6997 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6999 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7001 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7002 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7003 * config/frv/frv.c (frv_function_epilogue): Likewise.
7005 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7007 * lambda-code (perfect_nestify): Remove mark/unmark
7009 * tree-loop-linear.c (linear_transform_loops): Add
7010 rewrite_into_ssa call so that ssa is correct for
7011 rewriting into loop closed.
7013 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7015 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7016 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7018 * bt-load.c (btr_def_live_range, combine_btr_defs,
7019 migrate_btr_def, migrate_btr_defs): Likewise.
7020 * cfgcleanup.c (thread_jump): Likewise.
7021 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7022 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7023 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7024 df_rd_local_compute, df_reg_info_compute): Likewise.
7025 * dominance.c (init_dom_info, free_dom_info): Likewise.
7026 * flow.c (init_propagate_block_info,
7027 free_propagate_block_info): Likewise.
7028 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7029 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7030 modify_reg_pav): Likewise.
7031 * loop-invariant.c (find_defs, find_invariant_insn,
7032 find_invariants, free_inv_motion_data): Likewise.
7033 * predict.c (tree_predict_by_opcode,
7034 estimate_bb_frequencies): Likewise.
7035 * stmt.c (expand_case): Likewise.
7036 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7037 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7038 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7039 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7040 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7041 rewrite_ssa_into_ssa): Likewise.
7042 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7043 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7044 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7045 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7046 * tree-sra.c (tree_sra): Likewise.
7047 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7048 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7049 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7050 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7051 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7052 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7054 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7055 calculate_live_on_entry, calculate_live_on_exit,
7056 build_tree_conflict_graph): Likewise.
7057 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7058 record_important_candidates, set_use_iv_cost, find_depends,
7059 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7060 tree_ssa_iv_optimize_finalize): Likewise.
7061 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7062 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7063 tree_duplicate_loop_to_header_edge): Likewise.
7064 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7065 * tree-ssa.c (verify_flow_insensitive_alias_info,
7066 verify_name_tags, verify_ssa, init_tree_ssa,
7067 delete_tree_ssa): Likewise.
7068 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7069 fini_ssanames): Likewise.
7070 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7072 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7074 * config/rs6000/t-rtems: Completely reworked.
7076 2005-02-17 Ira Rosen <irar@il.ibm.com>
7078 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7080 2005-02-17 Ira Rosen <irar@il.ibm.com>
7082 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7083 POINTER_TYPE_P when checking that type is a pointer.
7084 (vect_get_memtag): Remove.
7085 (vect_address_analysis): Use POINTER_TYPE_P. Call
7086 vect_object_analysis with dummy parameter for memtag.
7087 (vect_object_analysis): Extract memtag (functionality that
7088 used to be in vect_get_memtag and moved here). Fix printings.
7089 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7090 with correct parameters. Remove call to vect_get_memtag.
7092 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7094 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7095 (tree-vectorizer.o): Added missing dependencies.
7097 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7099 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7100 declaration in tree-vectorizer.c, now has an extern declaration in
7102 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7103 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7104 get_vectype_for_scalar_type, vect_is_simple_use,
7105 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7106 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7107 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7108 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7109 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7110 find_loop_location): Likewise.
7112 * tree-vectorizer.c (langhooks.h): #include removed.
7113 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7114 moved to tree-vectorized.h.
7115 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7116 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7117 get_vectype_for_scalar_type, vect_is_simple_use,
7118 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7119 vect_supportable_dr_alignment, new_loop_vec_info,
7120 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7121 vect_set_verbosity_level, find_loop_location): Likewise.
7123 (vect_analyze_loop): Function externalized. Declaration moved to
7124 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7125 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7126 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7127 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7128 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7129 vect_enhance_data_refs_alignment, vect_analyze_operations,
7130 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7131 vect_stmt_relevant_p, vect_get_loop_niters,
7132 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7133 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7134 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7135 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7136 vect_get_memtag): Likewise.
7138 (vectorizable_load): Function externalized. Declaration moved to
7139 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7140 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7141 vect_transform_loop): Likewise.
7142 (vect_transform_stmt): Moved to tree-vect-transform.c.
7143 (vect_align_data_ref, vect_create_destination_var,
7144 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7145 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7146 vect_get_vec_def_for_operand, vect_init_vector,
7147 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7148 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7149 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7150 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7151 vect_do_peeling_for_loop_bound): Likewise.
7153 * tree-vect-analyze.c: New file.
7154 * tree-vect-transform.c: New file.
7156 2005-02-17 Jason Merrill <jason@redhat.com>
7158 PR mudflap/19319, c++/19317
7159 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7162 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7164 * doc/install.texi (Specific): Update link for Darwin-specific
7167 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7169 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7170 constant_boolean_node.
7172 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7175 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7176 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7178 2005-02-16 Richard Henderson <rth@redhat.com>
7181 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7183 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7184 replace uses with Wtype_MAXp1_F.
7185 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7186 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7187 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7188 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7189 and HAVE_TFMODE as appropriate.
7190 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7191 (__floatdisf): Likewise.
7192 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7193 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7194 (Wtype_MAXp1_F): New.
7195 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7196 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7198 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7201 * arm.c (arm_apply_result_size): New function.
7202 * arm.h (APPLY_RESULT_SIZE): Define.
7203 * arm-protos.h (arm_apply_result_size): Add prototype.
7204 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7205 (movxf): New expand.
7206 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7207 (call_value_symbol): Remove predicate for operand 0.
7208 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7209 (untyped_call): Rework to correclty return values for any type.
7210 (untyped_return): New expand.
7211 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7213 2005-02-16 Stan Shebs <shebs@apple.com>
7215 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7216 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7218 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7220 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7221 configure settings on Solaris 7 and later.
7223 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7225 PR tree-optimization/19865
7226 * tree-optimize.c (init_tree_optimization_passes): Run
7227 pass_may_alias after pass_sra.
7229 2005-02-16 Richard Henderson <rth@redhat.com>
7230 Stuart Hastings <stuart@apple.com>
7233 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7234 Do nothing if debug info suppressed for this function.
7235 (dbxout_begin_function): Early exit if debug info suppressed for
7238 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7241 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7243 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7245 PR tree-optimization/19967
7246 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7247 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7248 argument TYPE. Adjust calls to fold_builtin_XXX.
7249 (expand_builtin, fold_builtin_1): Adjust calls to
7251 (fold_builtin_strchr, fold_builtin_strpbrk,
7252 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7253 result to a requested type TYPE.
7255 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7258 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7259 (T)x & (T)cst if (T)cst overflows.
7260 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7261 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7263 2005-02-15 Jeff Law <law@redhat.com>
7265 * gcse.c (blocks_with_calls): New bitmap.
7266 (alloc_gcse_mem): Allocate it.
7267 (free_gcse_mem): Free it.
7268 (clear_modifY_mem_tables): Clear it.
7269 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7270 when we encounter CALL_INSNs.
7271 (compute_transp, case MEM): Handle blocks with calls separate
7272 from blocks without calls. Use bitmap iterators rather than
7275 2005-02-15 Peter O'Gorman <peter@pogma.com>
7278 * mklibgcc.in (vis_hide): Use a temporary object file, not
7281 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7284 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7285 access optimization.
7287 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7288 Alan Modra <amodra@bigpond.net.au>
7291 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7292 (_xlqsub): Rename to __gcc_qsub.
7293 (_xlqmul): Rename to __gcc_qmul.
7294 (_xlqdiv): Rename to __gcc_qdiv.
7295 Provide versioned symbol aliases with old names.
7296 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7297 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7298 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7299 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7300 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7302 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7304 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7305 Fold ~(A - 1) and ~(A + -1) to -A.
7307 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7311 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7312 config/pa/pa-host.c:pa_gt_pch_use_address.
7314 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7316 * tree-vn.c (get_value_handle): Make sure that given an
7317 is_gimple_min_invariant expression, we always return it.
7319 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7321 * passes.c (rest_of_handle_gcse): Fix a comment.
7323 2005-02-15 Jeff Law <law@redhat.com>
7325 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7327 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7328 (canon_list_insert, record_last_mem_set_info): Similarly.
7329 (clear_modify_mem_tables): Similarly.
7331 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7333 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7334 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7335 config/mips/mips.md, config/rs6000/aix.h,
7336 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7338 2005-02-15 Richard Henderson <rth@redhat.com>
7340 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7341 call to be best_edge.
7343 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7345 * basic-block.h: Adjust the prototype for find_basic_blocks.
7346 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7347 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7350 * flow.c (recompute_reg_usage): Remove all arguments.
7351 * passes.c (rest_of_compilation): Adjust the call to
7352 recompute_reg_usage.
7353 * rtl.h: Adjust the prototype for recompute_reg_usage.
7355 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7357 * tree-dump.c (dump_files): Update to reflect new member
7359 (dump_register): Add new argument.
7361 (dump_switch_p_1): Check against glob name if doglob was passed.
7362 (dump_switch_p): Check against regular first, then glob if
7363 we didn't have any hits on the dump name.
7364 * tree-optimize.c (register_one_dump_file):
7365 Pass in glob name as well.
7366 * tree-pass.h (struct dump_file_info): Add glob
7369 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7371 PR preprocessor/16323
7372 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7374 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7377 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7378 (trunctfdf2_internal1): New.
7379 (trunctfdf2_internal2): Renamed from trunctfdf2.
7381 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7383 PR tree-optimization/19853
7384 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7386 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7388 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7389 delete_dead_jumptables and cleanup_cfg.
7391 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7393 * reload.c (find_reloads): Swap address_reloaded flags when
7394 swapping commutative operands.
7396 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7398 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7399 Use standard_iv_increment_position for computing the bsi position
7401 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7404 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7407 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7408 life range of hard registers.
7409 * value-prof.c (insn_prefetch_values_to_profile): Only
7412 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7413 profile in libcalls.
7415 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7417 * bitmap.h (bitmap_and_compl_into): Return bool.
7418 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7420 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7422 PR tree-optimization/19944
7423 * fold-const.c (fold): Re-add ABS_EXPR folding.
7425 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7428 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7429 {TARGET,MASK}_XL_COMPAT.
7430 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7432 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7433 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7435 (rs6000_arg_partial_bytes): Same.
7436 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7437 and XL compatibility enabled.
7438 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7439 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7440 test to final condition.
7441 (cmptf_internal2): New.
7442 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7443 xl-compat. Add TFmode information to description.
7445 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7447 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7449 2005-02-13 Jason Merrill <jason@redhat.com>
7452 * fold-const.c (fold_indirect_ref_1): Split out from...
7453 (build_fold_indirect_ref): Here.
7454 (fold_indirect_ref): New fn.
7455 * tree.h: Declare it.
7456 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7457 (gimplify_modify_expr_rhs): Likewise.
7458 (gimplify_expr): Likewise.
7460 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7462 PR tree-optimization/14303
7463 PR tree-optimization/15784
7464 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7465 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7466 ABS_EXPR<x> != 0 to x != 0.
7468 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7470 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7471 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7472 spelling conventions.
7474 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7475 delete_trivially_dead_insns too many times.
7477 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7480 2005-02-12 Ira Rosen <irar@il.ibm.com>
7482 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7483 (vect_is_simple_iv_evolution): Remove redundant parameter
7485 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7486 without last parameter.
7487 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7488 Return pointer step. Call vect_is_simple_iv_evolution without
7489 last parameter. Check only that the step is multiple of size
7490 type. Remove stmt_vinfo updates.
7491 (vect_get_memtag_and_dr): Remove.
7492 (vect_get_memtag): New function.
7493 (vect_address_analysis): New function.
7494 (vect_object_analysis): New function.
7495 (vect_analyze_data_refs): Call vect_object_analysis and
7496 vect_get_memtag. Update stmt_vinfo fields.
7498 2005-02-12 Ira Rosen <irar@il.ibm.com>
7500 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7501 exist and are objects. Remove checks for pointer.
7502 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7503 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7504 (vect_create_data_ref_ptr): Likewise.
7505 (vect_base_addr_differ_p): New function.
7506 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7507 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7508 Don't set the DR_BASE_NAME field of data-ref.
7509 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7511 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7513 * optabs.h (enum optab_index): Add new OTI_ldexp.
7514 (ldexp_optab): Define corresponding macro.
7515 * optabs.c (init_optabs): Initialize ldexp_optab.
7516 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7518 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7520 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7521 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7523 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7524 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7527 2005-02-12 Ira Rosen <irar@il.ibm.com>
7529 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7531 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7533 (vect_get_base_and_offset): Always return an address.
7534 (vect_create_addr_base_for_vector_ref): Remove treatment for
7535 different data reference types.
7536 (vect_compute_data_ref_alignment): Rename base to base_address in
7537 stmt_vec_info. Get the object in order to force its alignment.
7538 (vect_get_memtag_and_dr): Rename base to base_address in
7539 stmt_vec_info. Extract the object for memtag analysis.
7541 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7543 PR regression/19898.
7544 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7545 changes cc_status, use apply modified_in_p to part of cc_status
7546 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7549 2005-02-11 Richard Henderson <rth@redhat.com>
7551 * tree-complex.c (expand_complex_libcall): New.
7552 (expand_complex_multiplication): Use it for c99 compliance.
7553 (expand_complex_division): Likewise.
7554 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7556 * builtins.c (built_in_names): Remove const.
7557 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7559 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7560 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7561 (built_in_names): Remove const.
7562 * c-common.c (c_common_type_for_mode): Handle complex modes.
7563 * flags.h, toplev.c (flag_complex_method): Rename from
7564 flag_complex_divide_method.
7565 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7566 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7567 * libgcc2.h: Declare them.
7568 * libgcc-std.ver: Export them.
7569 * mklibgcc.in (lib2funcs): Build them.
7571 2005-02-11 Steven Bosscher <stevenb@suse.de>
7573 PR tree-optimization/19876
7574 Partially revert my change from 2005-01-14
7575 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7576 (compute_antic): ...and remove the loop here.
7578 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7581 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7582 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7584 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7585 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7587 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7589 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7590 offsets for the big-endian 32-bit case.
7592 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7594 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7596 2005-02-11 Dale Johannesen <dalej@apple.com>
7598 * cselib.c (cselib_process_insn): Clear out regs where
7599 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7600 * reload.c (find_equiv_reg): Ditto.
7602 2005-02-11 Ian Lance Taylor <ian@airs.com>
7604 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7607 * tree.c (build_function_type_list): Work correctly if there are
7610 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7612 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7613 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7614 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7615 TARGET_ZARCH instead of TARGET_64BIT.
7617 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7619 * config/rs6000/t-rtems:
7620 (MULTILIB_OPTIONS): Remove mcpu=602.
7621 (MUTLILIB_DIRNAMES): Remove m602.
7622 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7623 Let mcpu=602 match mcpu=603.
7624 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7626 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7628 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7631 2005-02-10 David Daney <ddaney@avtrex.com>
7633 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7634 * config/i386/linux-unwind.h: Likewise.
7635 * config/ia64/linux-unwind.h: Likewise.
7636 * config/mips/linux-unwind.h: Likewise.
7637 * config/pa/linux-unwind.h: Likewise.
7638 * config/rs6000/linux-unwind.h: Likewise.
7639 * config/s390/linux-unwind.h: Likewise.
7640 * config/sh/linux-unwind.h: Likewise.
7641 * config/sparc/linux-unwind.h: Likewise.
7643 2005-02-10 Steven Bosscher <stevenb@suse.de>
7645 PR tree-optimization/17549
7646 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7647 TER to replace a DEF with its expression if the DEF and the
7648 rhs of the expression we replace into have the same root
7651 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7653 * config/mips/mips.md: Fix the placement of the match_scratch in the
7656 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7658 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7661 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7663 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7664 (strip_offset): Handle addresses.
7665 (add_address_candidates): Use strip_offset.
7666 (difference_cost): Reflect strip_offset change.
7667 (force_var_cost, difference_cost): Strip nops.
7669 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7671 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7673 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7674 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7675 config/cris/cris-protos.h, config/cris/cris.c: Update
7678 2005-02-10 Jeff Law <law@redhat.com>
7680 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7681 (lookup_avail_expr): Similarly.
7683 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7685 * builtins.c (fold_builtin_powi): New function.
7686 (fold_builtin_1): Call it.
7688 2005-02-10 Steven Bosscher <stevenb@suse.de>
7690 PR documentation/19309
7691 * doc/cpp.texi: The __GNUC__ and related predefined macros
7692 are also defined for the "standalone" cpp.
7693 Some non-GCC compilers may also define __GNUC__.
7695 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7698 * c-typeck.c (common_type): New routine. Old common_type renamed
7700 (c_common_type): ...this.
7701 (build_conditional_expr, build_binary_op): Use c_common_type instead
7704 2005-02-10 Steven Bosscher <stevenb@suse.de>
7706 * doc/md.texi: Replace @samp{length} with @code{length}.
7708 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7710 PR tree-optimization/18687
7711 * tree-flow.h (find_loop_niter): Declare.
7712 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7713 Try using scev even for loops with more than one exit.
7714 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7715 (struct ivopts_data): Added niters field.
7716 (struct nfe_cache_elt): New.
7717 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7719 (tree_ssa_iv_optimize_init): Initialize niters cache.
7720 (determine_number_of_iterations): Removed.
7721 (find_induction_variables): Do not call determine_number_of_iterations.
7722 Access niters for single exit through niter_for_single_dom_exit.
7723 (add_iv_outer_candidates): Access niters for single exit through
7724 niter_for_single_dom_exit.
7725 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7726 number_of_iterations_cond.
7727 (iv_period): New function.
7728 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7729 (may_replace_final_value): Take data argument. Use
7730 niter_for_single_dom_exit.
7731 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7732 (rewrite_use_compare): Pass data to may_eliminate_iv.
7733 (rewrite_use_outer): Pass data to may_replace_final_value.
7734 (free_loop_data): Clean up the niters cache.
7735 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7736 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7737 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7738 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7739 (num_ending_zeros): Moved to tree.c.
7740 * tree.h (num_ending_zeros): Declare.
7741 * tree.c (num_ending_zeros): Moved from tree.c.
7743 2005-02-09 Richard Henderson <rth@redhat.com>
7745 * builtins.c (DEF_BUILTIN): Add COND argument.
7746 * tree.h (DEF_BUILTIN): Likewise.
7747 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7748 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7750 (DEF_BUILTIN_STUB): New.
7751 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7752 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7753 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7754 * c-common.c (DEF_BUILTIN): Add COND argument.
7755 * tree.c (local_define_builtin): New.
7756 (build_common_builtin_nodes): New.
7758 2005-02-09 Roger Sayle <roger@eyesopen.com>
7760 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7761 floating point expression ignoring the sign of the result.
7762 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7763 (fold) <MULT_EXPR>: Use it to simplify x*x.
7764 * tree.h (fold_strip_sign_ops): Prototype here.
7765 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7766 argument. Use fold_strip_sign_ops to simplify the first argument.
7767 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7768 first argument when the second argument is an even integer
7769 constant, but only with -funsafe_math_optimizations.
7770 (fold_builtin_1): Update call to fold_builtin_copysign.
7772 2005-02-09 Ian Lance Taylor <ian@airs.com>
7775 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7776 just check whether EH_FILTER_FAILURE falls through.
7778 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7780 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7781 insns return to ready list in the next turn.
7783 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7786 * builtins.def: New __builtin_powi[lf].
7787 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7788 (expand_builtin_powi): New function.
7789 (expand_builtin): Dispatch to expand_builtin_powi.
7790 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7791 * libgcc2.c: Add __builtin_powi[lf] implementation.
7792 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7793 * optabs.h: Add powi_optab.
7794 * optabs.c (init_optabs): Initialize powi_optab.
7795 * doc/extend.texi: Document __builtin_powi[lf].
7797 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7799 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7802 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7805 * fold-const.c (try_move_mult_to_index): Remove redundant
7806 type argument. Create ADDR_EXPR with correct type.
7807 (fold): Update callers of try_move_mult_to_index. Convert
7808 result to the appropriate type.
7810 2005-02-09 Roger Sayle <roger@eyesopen.com>
7813 * config/avr/avr.c (default_rtx_costs): Delete.
7814 (avr_operand_rtx_cost): New function.
7815 (avr_rtx_costs): Completely rewrite.
7817 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7820 * config/cris/cris.c (in_code): New variable.
7821 (cris_output_addr_const): Now a static function, a wrapper for
7823 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7824 case from old cris_output_addr_const.
7825 (cris_asm_output_label_ref): Similar for LABEL_REF.
7826 (cris_output_addr_const_extra): Similar for UNSPEC.
7827 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7828 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7829 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7831 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7832 (cris_asm_output_label_ref): Declare.
7834 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7836 PR preprocessor/19801
7837 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7838 filenames that changed when libcpp was moved to the toplevel.
7840 2005-02-07 Roger Sayle <roger@eyesopen.com>
7842 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7843 zero extensions of BImode operands. Call lowpart_subreg instead
7844 of gen_lowpart_common and gen_lowpart_SUBREG.
7846 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7849 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7850 * configure.ac: Set cc_for_cross_gnattools.
7851 * configure: Regenerate.
7853 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7856 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7858 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7861 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7862 of nested functions.
7864 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7866 * doc/extend.texi: Document deprecated extensions allowing
7867 static floating-point members to have initializers and allowing
7868 floating-point literals in integral constant expressions.
7870 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7872 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7873 config/darwin7.h, config/mips/mips.c,
7874 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7877 * cse.c: Update comments.
7879 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7882 * builtins.c (fold_builtin_sqrt): Transform
7883 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7886 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7887 Dorit Naishlos <dorit@il.ibm.com>
7889 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7890 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7891 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7893 * tree.h (vect_set_verbosity_level): New extern function declaration
7895 * tree-vectorizer.h (verbosity_levels): New enum type.
7896 * tree-vectorizer.c (vect_debug_stats): Function removed.
7897 (vect_debug_details): Likewise.
7898 (vect_verbosity_level): Global variable was defined and initialized.
7899 (vect_dump): Global variable definition.
7900 (vect_print_dump_info): New function.
7901 (vect_set_dump_settings): New function.
7902 (vect_set_verbosity_level): New function.
7903 (vectorize_loops): Add call to vect_set_dump_settings.
7905 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7906 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7907 (slpeel_tree_peel_loop_to_edge): Likewise.
7909 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7910 appropriate verbosity level instead of call to vect_debug_details
7911 or vect_debug_stats.
7912 (vect_get_base_and_offset):
7913 (vect_create_addr_base_for_vector_ref):
7914 (get_vectype_for_scalar_type):
7915 (vect_create_data_ref_ptr):
7917 (vect_get_vec_def_for_operand):
7918 (vect_finish_stmt_generation):
7919 (vectorizable_assignment):
7920 (vectorizable_operation):
7921 (vectorizable_store):
7922 (vectorizable_load):
7923 (vect_transform_stmt):
7924 (vect_update_ivs_after_vectorizer):
7925 (vect_do_peeling_for_loop_bound):
7926 (vect_update_inits_of_drs):
7927 (vect_do_peeling_for_alignment):
7928 (vect_transform_loop):
7929 (vect_is_simple_use):
7930 (vect_analyze_operations):
7931 (vect_is_simple_iv_evolution):
7932 (vect_analyze_scalar_cycles):
7933 (vect_analyze_data_ref_dependence):
7934 (vect_analyze_data_ref_dependences):
7935 (vect_compute_data_ref_alignment):
7936 (vect_enhance_data_refs_alignment):
7937 (vect_analyze_data_refs_alignment):
7938 (vect_analyze_data_ref_access):
7939 (vect_analyze_data_ref_accesses):
7940 (vect_analyze_pointer_ref_access):
7941 (vect_get_memtag_and_dr):
7942 (vect_analyze_data_refs):
7943 (vect_mark_relevant):
7944 (vect_stmt_relevant_p):
7945 (vect_mark_stmts_to_be_vectorized):
7946 (vect_can_advance_ivs_p):
7947 (vect_get_loop_niters):
7948 (vect_analyze_loop_form):
7949 (vect_analyze_loop):
7950 (vectorize_loops): Likewise.
7952 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7953 (vect_update_inits_of_drs):
7954 (vect_do_peeling_for_alignment):
7955 (vect_transform_loop):
7956 (vect_analyze_operations):
7957 (vect_analyze_scalar_cycles):
7958 (vect_analyze_data_ref_dependences):
7959 (vect_analyze_data_refs_alignment):
7960 (vect_analyze_data_ref_accesses):
7961 (vect_analyze_data_refs):
7962 (vect_mark_stmts_to_be_vectorized):
7963 (vect_get_loop_niters):
7964 (vect_analyze_loop_form):
7965 (vect_analyze_loop): Likewise.
7966 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7968 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7972 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7973 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7974 either -ffast-math or -funsafe-math-optimizations is in use.
7976 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7977 * config/mips/irix-csr.c: New file.
7978 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7979 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7980 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7983 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7985 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7986 redundant, incorrect definitions.
7988 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7990 ("*tls_indirect_call"): New, reference hard regs directly.
7991 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7993 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7995 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7996 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7998 2005-02-06 Roger Sayle <roger@eyesopen.com>
8000 PR rtl-optimization/19800
8001 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8002 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8005 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8007 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8009 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8012 * doc/invoke.texi: Correct documentation of -freorder-functions.
8014 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8017 * doc/invoke.texi: Don't mention gccbug.
8019 2005-02-06 Roger Sayle <roger@eyesopen.com>
8020 Andrew Pinski <pinskia@physics.uc.edu>
8021 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8023 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8024 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8025 into just (zero_extract:SI FOO (const_int 1) BAR).
8027 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8029 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8030 macro locally. Don't give last revision date. Use GCC version
8031 number from gcc-common.texi.
8032 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8033 revision date. Use GCC version number from gcc-common.texi.
8034 Describe being a library as current state rather than as 3.x
8036 * doc/gcc.texi: Remove last update date.
8037 * doc/gccint.texi: Likewise. Update copyright dates.
8038 * doc/install.texi: Update copyright dates.
8040 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8043 * doc/invoke.texi: Mention for each option included in -Wall that
8044 it is included in -Wall.
8045 * doc/gcc.texi: Update copyright and last modification date.
8047 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8049 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8050 unnecessary cast to original induction variable increments.
8052 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8054 PR tree-optimization/18219
8055 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8056 in distributed form.
8058 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8060 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8061 Set bitpos and offset later in the function. Do nothing if the
8062 target is a register and if the bitfield lies completely outside
8064 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8065 here. Return an uninitialised register if the source value is stored
8066 in a register and the bitfield lies completely outside that register.
8068 2005-02-06 Steven Bosscher <stevenb@suse.de>
8070 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8073 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8075 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8077 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8079 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8080 * config/darwin8.h: New.
8081 * config/darwin7.h: Update comment.
8083 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8084 Dorit Naishlos <dorit@il.ibm.com>
8086 * tree-vectorizer.h (LOC): New type.
8087 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8088 (loop_line_number): New field in struct _loop_vec_info.
8089 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8091 * tree-vectorizer.c (input.h): Included.
8092 (find_loop_location): New function.
8093 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8094 loop line number removed.
8095 (vect_debug_details): Likewise.
8096 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8098 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8099 call to vect_debug_details/stats changed from loop to loop_loc.
8100 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8101 (slpeel_tree_peel_loop_to_edge): Likewise.
8103 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8104 changed from NULL to UNKNOWN_LOC.
8105 (vect_get_base_and_offset):
8106 (vect_create_addr_base_for_vector_ref):
8107 (get_vectype_for_scalar_type):
8108 (vect_create_data_ref_ptr):
8110 (vect_get_vec_def_for_operand):
8111 (vect_finish_stmt_generation):
8112 (vectorizable_assignment):
8113 (vectorizable_operation):
8114 (vectorizable_store):
8115 (vectorizable_load):
8116 (vect_transform_stmt):
8117 (vect_update_ivs_after_vectorizer):
8118 (vect_do_peeling_for_loop_bound):
8119 (vect_do_peeling_for_alignment):
8120 (vect_transform_loop):
8121 (vect_is_simple_use):
8122 (vect_analyze_operations):
8123 (vect_is_simple_iv_evolution):
8124 (vect_analyze_scalar_cycles):
8125 (vect_analyze_data_ref_dependences):
8126 (vect_compute_data_ref_alignment):
8127 (vect_enhance_data_refs_alignment):
8128 (vect_analyze_data_ref_access):
8129 (vect_analyze_data_ref_accesses):
8130 (vect_analyze_pointer_ref_access):
8131 (vect_get_memtag_and_dr):
8132 (vect_analyze_data_refs):
8133 (vect_mark_relevant):
8134 (vect_stmt_relevant_p):
8135 (vect_mark_stmts_to_be_vectorized):
8136 (vect_can_advance_ivs_p):
8137 (vect_get_loop_niters):
8138 (vect_analyze_loop):
8139 (vectorize_loops): Likewise.
8141 (vectorizable_load): Argument in call to vect_debug_details/stats
8142 changed from loop to LOOP_LOC (loop_vinfo).
8143 (vect_transform_loop):
8144 (vect_analyze_operations):
8145 (vect_analyze_scalar_cycles):
8146 (vect_analyze_data_ref_dependence):
8147 (vect_enhance_data_refs_alignment):
8148 (vect_analyze_data_ref_accesses):
8149 (vect_analyze_pointer_ref_access):
8150 (vect_analyze_data_refs):
8151 (vect_analyze_loop): Likewise.
8153 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8154 changed from loop to loop_loc.
8156 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8158 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8159 Dorit Naishlos <dorit@il.ibm.com>
8161 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8163 (vect_analyze_data_ref_dependences): Likewise.
8165 (vect_is_simple_use): Argument changed from loop structure to
8166 loop_vect_info structure.
8167 (vect_can_advance_ivs_p): Likewise.
8168 (vect_create_index_for_vector_ref): Likewise.
8169 (vect_update_ivs_after_vectorizer): Likewise.
8170 (new_stmt_vec_info): Likewise.
8172 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8173 changed from loop to loop_vinfo.
8174 (vect_create_data_ref_ptr): First argument in call to
8175 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8176 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8177 was changed from loop to loop_vinfo.
8178 (vectorizable_operation): Likewise.
8179 (vectorizable_store): Likewise.
8180 (vect_mark_stmts_to_be_vectorized): Likewise.
8181 (vect_do_peeling_for_loop_bound): First argument in call to
8182 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8183 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8184 was changed from loop to loop_vinfo.
8185 (vect_analyze_data_ref_dependences): Third argument in call to
8186 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8188 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8189 (vect_create_data_ref_ptr): Likewise.
8190 (vect_init_vector): Likewise.
8191 (vect_get_vec_def_for_operand): Likewise.
8192 (vectorizable_assignment): Likewise.
8193 (vectorizable_operation): Likewise.
8194 (vectorizable_store): Likewise.
8195 (vectorizable_load): Likewise.
8196 (vect_update_ivs_after_vectorizer): Likewise.
8197 (vect_is_simple_use): Likewise.
8198 (vect_analyze_data_ref_dependence): Likewise.
8199 (vect_analyze_pointer_ref_access): Likewise.
8200 (vect_can_advance_ivs_p): Likewise.
8202 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8203 before _stmt_vec_info.
8204 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8205 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8206 (new_stmt_vec_info): Argument changed from loop structure to
8207 loop_vect_info structure
8209 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8210 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8211 (vect_create_addr_base_for_vector_ref): Likewise.
8212 (vect_analyze_pointer_ref_access): Likewise.
8214 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8217 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8218 phi flag if the phi is abnormal.
8220 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8223 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8224 information for the new statement.
8226 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8229 * gcc.c (main): Include the target in -v output.
8231 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8233 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8234 Do not drop the extend if we'd have to add a paradoxical subreg
8235 later. Include optabs.h and insn-codes.h.
8236 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8238 2005-02-02 Roger Sayle <roger@eyesopen.com>
8241 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8242 * fold-const.c (const_binop): Avoid constant folding floating
8243 point operations in modes that use composite representations.
8244 * simplify-rtx.c (simplify_binary_operation): Likewise.
8246 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8248 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8250 (altivec_dstt): Likewise.
8251 (altivec_dstst): Likewise.
8252 (altivec_dststt): Likewise.
8253 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8256 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8258 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8259 EXPR_LOCUS from orig_cond to the new cond_stmt.
8260 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8263 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8265 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8266 standard_iv_increment_position. Remove call to bsi_next
8267 (no need to bump the iterator anymore).
8268 (vect_create_index_for_vector_ref): Call
8269 standard_iv_increment_position. Remove second function argument.
8270 (vect_finish_stmt_generation): Remove call to bsi_next
8271 (no need to bump the iterator anymore).
8272 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8273 to vect_create_index_for_vector_ref.
8275 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8277 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8278 phis are used out of the loop.
8280 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8283 * c-decl.c (undef_nested_function): New variable.
8284 (pop_scope): Diagnose undefined nested functions.
8285 (finish_function): Don't attempt cgraph processing or genericizing
8286 if current top-level function contained an undefined nested
8287 function. Reset undef_nested_function at the end of a top-level
8290 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8292 * tree.c (build_int_cst_type): Take sign of the value into account
8293 when deciding whether sign extend the value.
8295 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8298 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8299 (cpp_options, cc1_options): Change %{std*&ansi} to
8300 %{std*&ansi&trigraphs}.
8302 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8304 * cse.c: Update comments.
8306 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8308 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8309 arguments go on the stack. Do not put complex doubles in odd/even
8312 2005-02-02 Steven Bosscher <stevenb@suse.de>
8314 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8315 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8316 -ftree-pre, and -fthread-jumps.
8318 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8320 PR tree-optimization/19578
8321 * tree-flow.h (modified_noreturn_calls): Declare.
8322 (noreturn_call_p): Declare.
8323 * tree-flow-inline.h (noreturn_call_p): New function.
8324 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8325 * tree-cfg.c (modified_noreturn_calls): New variable.
8326 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8327 that contain a mid-block noreturn call.
8328 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8330 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8332 * df.c (df_def_record_1, df_uses_record): Don't use
8334 * df.h (DF_FOR_REGALLOC): Remove.
8336 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8339 * c-typeck.c (really_start_incremental_init): Reset
8340 constructor_max_index for arrays of incomplete type.
8342 2005-02-02 Jeff Law <law@redhat.com>
8344 * gcse.c (struct reg_set): Store the block index where the register
8345 was set rather than the setting insn.
8346 (record_one_set, compute_transp): Corresponding changes.
8347 (pre_insert_copy_insn): Do not call replace_one_set.
8348 (replace_one_set): Remove.
8350 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8353 * doc/gcov.texi: Fix typo.
8355 2005-02-01 Richard Henderson <rth@redhat.com
8358 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8359 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8361 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8362 * config/i386/i386-protos.h: Update.
8364 2005-02-01 Steven Bosscher <stevenb@suse.de>
8366 PR tree-optimization/19217
8367 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8368 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8369 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8370 that it is walking a PHI node.
8372 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8374 * doc/extend.texi (Nested Functions): Update.
8376 2005-02-01 Richard Henderson <rth@redhat.com>
8379 * optabs.c (expand_copysign_absneg): Export.
8380 * optabs.h (expand_copysign_absneg): Declare.
8381 * config/rs6000/rs6000.md (copysigntf3): New.
8383 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8385 PR tree-optimization/19633
8386 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8387 * tree-ssa-alias.c (init_alias_info): Initialize.
8388 (merge_pointed_to_info): Set.
8389 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8390 (dump_points_to_info_for): Show value of pt_null.
8391 (struct count_ptr_d): Declare.
8392 (find_ptr_dereference): Remove.
8393 (ptr_is_dereferenced_by): Remove.
8394 (count_ptr_derefs): New local function.
8395 (count_uses_and_derefs): New local function.
8396 (compute_points_to_and_addr_escape): Call it. If the number
8397 of dereferences is greater than zero, mark the pointer as
8398 dereferenced. If there are fewer dereferences than uses of
8399 the pointer, the pointer's value escapes.
8401 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8403 PR tree-optimization/19670
8404 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8406 (verify_use): ... set it here, instead.
8408 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8410 * doc/sourcebuild.texi (Test directives): Fix formatting.
8412 * doc/sourcebuild.texi (Test directives): Describe selector
8415 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8417 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8418 specific 64-bit CPUs.
8420 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8423 * arm.c (arm_eliminable_register): New function.
8424 (adjacent_mem_locations): Don't allow eliminable registers. Use
8425 HOST_WIDE_INT for address offsets.
8426 * arm-protos.h (arm_eliminable_register): Add prototype.
8428 2005-02-01 Steven Bosscher <stevenb@suse.de>
8430 PR optimization/15242
8431 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8432 * basic-block.h (duplicate_computed_gotos): Add prototype.
8433 * bb-reorder.c (duplicate_computed_gotos): New function to
8434 duplicate sufficiently small blocks ending in a computed jump.
8435 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8436 if not optimizing for size.
8437 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8438 never do tail merging for blocks ending in a computed jump.
8439 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8441 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8443 Patch from Richard Sandiford <rsandifo@redhat.com>
8444 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8445 from inheriting a subreg equivalence with a non-spill register.
8447 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8449 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8451 * config/frv/frv.c (movcc_fp_destination_operand): New.
8452 (gpr_or_memory_operand): Fix typo in comment.
8453 (gpr_or_memory_operand_with_scratch): New.
8454 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8455 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8456 movcc_fp_destination_operand.
8457 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8458 Legitimize memory addresses using a scratch register.
8460 2005-01-31 Jeff Law <law@redhat.com>
8462 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8463 bitmap a sparse bitmap instead of a simple bitmap.
8464 (mark_def_sites_initialize_block): Corresponding changes.
8465 (ssa_mark_def_sites_initialize_block): Likewise.
8466 (ssa_mark_phi_uses): Likewise.
8467 (mark_def_site, ssa_mark_def_sites): Likewise.
8468 (mark_def_site_blocks): Likewise.
8469 (rewrite_ssa_into_ssa): Likewise.
8471 * tree-ssa-dom.c (record_cond): Pass correct variable type
8472 for last argument to htab_find_slot_with_hash.
8474 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8475 effects when optimizing 0 % X. Do not try to optimize X % 0.
8477 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8479 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8482 2005-02-01 Eric Christopher <echristo@redhat.com>
8484 * config/mips/mips.c (override_options): Warn if -mint64
8486 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8489 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8491 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8493 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8494 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8495 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8496 (cached_regno): Initialize to INVALID_REGNUM.
8497 (cse_reg_info_table_size,
8498 cse_reg_info_table_first_uninitialized,
8499 cse_reg_info_timestamp): New.
8500 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8502 (init_cse_reg_info, get_cse_reg_info_1): New.
8503 (get_cse_reg_info): Cache the last look-up.
8504 (new_basic_block): Update the code to clear mappings from
8505 registers to cse_reg_info entries.
8506 (cse_main): Call init_cse_reg_info.
8508 * cse.c (get_cse_reg_info): Update a comment.
8510 2005-01-31 Steven Bosscher <stevenb@suse.de>
8513 * c-decl.c (start_decl): Do not warn about arrays of elements with
8514 an incomplete type here.
8515 (grokdeclarator): Do it here by making a pedwarn an error.
8516 * c-typeck.c (push_init_level): If there were previous errors with
8517 the constructor type, do not warn about braces for initializers.
8518 (process_init_element): Likewise for excess initializer elements.
8520 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8522 * cse.c (delete_trivially_dead_insn): Don't iterate.
8524 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8526 * config/rs6000/rs6000.md (copysignsf3): New expand.
8527 (copysigndf3): Likewise.
8529 2005-01-31 Steven Bosscher <stevenb@suse.de>
8531 * recog.c (constrain_operands): Only look for earlyclobber operand
8532 conflicts if an '&' constraint was seen.
8534 2005-01-31 Marc Espie <espie@openbsd.org>
8536 * config.gcc: Don't include embedded systems fragment, switches default
8537 debugging format to ELF.
8538 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8539 longer pick it up there.
8541 2005-01-31 Dale Johannesen <dalej@apple.com>
8543 * doc/extend.texi (nested functions): Fix linkage description.
8544 Clarify that static is not allowed.
8546 2005-01-31 Dale Johannesen <dalej@apple.com>
8548 * config/rs6000/darwin.md (movsf_low_di): Make work.
8549 (movdf_low_di): Make work.
8551 2005-01-31 Dale Johannesen <dalej@apple.com>
8553 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8554 Make work for 64 bit.
8556 2005-01-31 Roger Sayle <roger@eyesopen.com>
8557 Dale Johannesen <dalej@apple.com>
8560 * fold-const.c (fold_binary_op_with_conditional_arg):
8561 Make types match original operands, before STRIP_NOPS.
8563 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8565 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8566 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8567 (struct gcc_sigcontext): Delete. Merge contents to..
8568 (struct gcc_ucontext): ..here.
8569 (get_sigcontext): Delete.
8570 (get_regs): New function, like get_sigcontext but return regs ptr.
8571 64-bit version finds regs from r1 to support vdso.
8572 (ppc_linux_aux_vector): New function.
8573 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8576 2005-01-31 Ira Rosen <irar@il.ibm.com>
8578 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8580 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8581 redundant fold. Fix misalignment for MINUS_EXPR.
8582 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8583 (vect_analyze_pointer_ref_access): Likewise.
8584 (vect_get_memtag_and_dr): Likewise.
8586 2005-01-31 Richard Henderson <rth@redhat.com>
8588 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8589 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8590 absnegdf2_i387, absnegxf2_i387): Likewise.
8592 2005-01-31 Richard Henderson <rth@redhat.com>
8595 * optabs.c (expand_copysign_absneg): New.
8596 (expand_copysign_bit): Split out from ...
8597 (expand_copysign): ... here. Use expand_copysign_absneg.
8599 2005-01-30 Roger Sayle <roger@eyesopen.com>
8602 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8603 constant as the second operand and a register as the third.
8605 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8608 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8609 that dllimport'd functions do not use all call-clobbered registers
8612 2005-01-30 Richard Henderson <rth@redhat.com>
8615 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8616 expand_abs_nojump and generalize. Use operand_subword and
8617 emit_no_conflict_block. Support large modes.
8618 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8620 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8621 negation to subtraction.
8622 (expand_copysign): Check that the format has signed zeros.
8623 Use operand_subword and emit_no_conflict_block. Support large modes.
8625 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8627 Fix PR tree-optimization/19624
8629 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8630 * tree-ssa-pre.c: Add cfgloop.h.
8632 (pre_stats): New member, constified.
8633 (inserted_exprs): New static variable.
8634 (NECESSARY): New macro.
8635 (create_expression_by_pieces): Fold the expression, and
8636 mark it as defaulting to not necessary. Also put in
8638 (fully_constant_expression): New function.
8639 (insert_into_preds_of_block): Modify to not insert phis when we
8640 are playing with induction variables.
8641 Push phis onto the inserted_exprs vector, and mark them as not
8642 necessary by default.
8643 (insert_aux): Call fully_constant_expression on eprime.
8644 If all edges produce the same value, mark it constant.
8645 (mark_operand_necessary): New function.
8646 (remove_dead_inserted_code): New function.
8647 (init_pre): Init loop optimizer to get loop info.
8648 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8649 (execute_pre): Commit edge inserts, then remove dead code.
8651 2005-01-30 Richard Henderson <rth@redhat.com>
8653 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8654 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8656 2005-01-30 Richard Henderson <rth@redhat.com>
8659 * config/i386/i386.c (ix86_expand_copysign): New.
8660 (ix86_split_copysign_const): New.
8661 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8662 rearrange op1/nmask operands.
8663 * config/i386/i386-protos.h: Update.
8664 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8665 (copysigndf3): Likewise.
8666 (copysignsf3_const, copysigndf3_const): New.
8667 (copysignsf3_var): Rename from copysignsf3, split out splitter
8668 and fix split predicate for X constraint.
8669 (copysigndf3_var): Similarly.
8671 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8673 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8674 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8675 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8677 2005-01-29 Richard Henderson <rth@redhat.com>
8680 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8681 of # and * in constraints.
8683 2005-01-29 Richard Henderson <rth@redhat.com>
8686 * expr.c (store_field): Don't strip sub-mode cast when the input
8687 data is even smaller.
8689 2005-01-29 Richard Henderson <rth@redhat.com>
8692 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8695 2005-01-29 Richard Henderson <rth@redhat.com>
8697 * combine.c (make_field_assignment): Fix argument order
8700 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8702 PR tree-optimization/15791
8703 * fold-const.c (extract_array_ref): New function.
8704 (fold): Fold comparisons between &a[i] and &a[j] or
8705 semantically equivalent trees.
8707 2005-01-29 Jeff Law <law@redhat.com>
8709 * gcse.c (insert_expr_in_table): Revamp handling of available
8710 and anticipatable occurrence lists to avoid unnecessary list
8712 (insert_set_in_table): Similarly.
8714 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8716 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8718 (c_build_qualified_type): Build qualified array types with
8719 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8720 * c-decl.c (c_make_fname_decl): Build unqualified array type
8721 before qualified type.
8722 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8723 type is qualified, not just if type itself is. Don't apply
8724 qualifiers to array type when declarator is processed. Apply
8725 qualifiers to field type whether or not it is an array type.
8726 Don't handle array types specially for applying qualifiers to
8728 * c-typeck.c (composite_type): Build unqualified element type and
8729 array type when forming composite of array types.
8730 (common_pointer_type, comptypes, comp_target_types,
8731 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8732 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8734 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8735 (args2) in variables a1 and a2.
8737 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8739 * cse.c (n_elements_made, max_elements_made): Remove.
8740 (insert): Don't touch n_elements_made.
8741 (cse_main): Don't touch n_elements_made or max_elements_made.
8743 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8746 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8747 configuration part of dp-bit.c to be lost.
8749 2005-01-28 Roger Sayle <roger@eyesopen.com>
8751 * expmed.c (expand_mult_highpart_optab): When attempting to use
8752 a non-widening multiplication in a wider mode, the operands need
8753 to be converted (zero or sign extended) to that mode.
8755 2005-01-28 Ian Lance Taylor <ian@airs.com>
8759 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8760 through if both operands fall through.
8762 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8764 * cse.c (fold_rtx) <PC>: Don't optimize.
8766 2005-01-28 Jeff Law <law@redhat.com>
8768 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8769 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8771 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8773 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8774 cse_reg_info_used_list_end): Remove.
8775 (cse_reg_info_list, cse_reg_info_list_free): New.
8776 (get_cse_reg_info): When allocating an instance of
8777 cse_reg_info, add it to the beginning of the cse_reg_info_list
8778 list. Remove code to maintain cse_reg_info_used_list.
8779 (new_basic_block): Reset the free list to the beginning of
8782 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8784 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8785 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8786 (frv_expand_mdpackh_builtin): New function.
8787 (frv_expand_builtin): Use it to expand __MDPACKH.
8788 * doc/extend.texi (__MDPACKH): Update documentation.
8790 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8792 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8793 SSE_FLOAT_MODE_P for use_sse computation.
8795 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8798 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8800 2005-01-27 Richard Henderson <rth@redhat.com>
8802 * builtins.c (expand_builtin_copysign): New.
8803 (expand_builtin): Call it.
8804 * genopinit.c (optabs): Add copysign_optab.
8805 * optabs.c (init_optabs): Initialize it.
8806 (expand_copysign): New.
8807 * optabs.h (OTI_copysign, copysign_optab): New.
8808 (expand_copysign): Declare.
8810 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8811 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8813 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8814 (ix86_expand_fp_absneg_operator): ... here.
8815 (ix86_split_copysign): New.
8816 * config/i386/i386-protos.h: Update.
8817 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8818 (copysignsf3, copysigndf3): New.
8820 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8821 (copysignsf3, ncopysignsf3): New.
8822 (copysigndf3, ncopysigndf3): New.
8823 (copysignxf3, ncopysignxf3): New.
8824 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8826 2005-01-27 Arend Bayer <arend.bayer@web.de>
8827 Kazu Hirata <kazu@cs.umass.edu>
8829 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8830 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8831 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8834 2005-01-27 Jeff Law <law@redhat.com>
8836 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8837 definitions of SSA_NAMEs which are not being rewritten.
8838 (rewrite_ssa_into_ssa): Only initialize the current definition
8839 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8840 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8841 SSA_NAMEs before returning.
8843 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8845 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8846 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8847 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8848 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8849 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8851 2005-01-27 Steven Bosscher <stevenb@suse.de>
8854 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8855 higher to -O2 and higher. Likewise for tree PRE.
8856 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8859 2005-01-27 Ian Lance Taylor <ian@airs.com>
8862 * gimple-low.c (try_catch_may_fallthru): New static function.
8863 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8864 * tree-inline.c (expand_call_inline): Don't warn about reaching
8865 the end of a non-void function being inlined if the function uses
8868 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8870 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8873 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8874 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8875 (implicitly_declare): Handle error_mark_node.
8877 2005-01-27 Richard Henderson <rth@redhat.com>
8880 * tree.h (struct tree_decl): Add debug_expr_is_from.
8881 (DECL_DEBUG_EXPR_IS_FROM): New.
8882 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8883 * dwarf2out.c (dwarf2out_var_location): Update to match.
8884 * tree-outof-ssa.c (create_temp): Likewise.
8885 * var-tracking.c (track_expr_p): Likewise.
8886 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8887 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8888 * toplev.c (default_tree_printer): Likewise.
8890 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8892 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8893 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8895 2005-01-27 Steven Bosscher <stevenb@suse.de>
8897 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8898 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8899 ASM_CLOBBERS): Add tree checks.
8901 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8902 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8903 * c-common.def (SWITCH_STMT): Update to match.
8904 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8905 macros instead of SWITCH_EXPR ones.
8906 * c-dump.c (c_dump_tree): Likewise.
8907 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8908 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8910 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8912 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8914 * unwind-dw2.c (execute_stack_op): Add missing cases for
8915 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8917 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8919 * config.gcc (Obsolete configurations): Remove 'dummy', add
8920 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8923 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8925 PR tree-optimization/19633
8926 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8928 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8929 are no call-clobbered variables.
8930 * tree-outof-ssa.c (check_replaceable): Return false for calls
8933 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8935 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8936 even for variables with NULL DECL_INITIAL.
8938 2005-01-26 Stuart Hastings <stuart@apple.com>
8940 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8942 2005-01-26 Richard Henderson <rth@redhat.com>
8945 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8947 * expr.c (store_field): Strip conversions to odd-bit-sized types
8948 if the destination field width matches.
8950 2005-01-26 Richard Henderson <rth@redhat.com>
8952 * c-decl.c, expmed.c, expr.c: Revert last change.
8954 2005-01-26 Richard Henderson <rth@redhat.com>
8957 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8959 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8960 if we don't need the bits above those present in the current mode.
8961 * expr.c (store_field): Strip conversions to odd-bit-sized types
8962 if the destination field width matches.
8964 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8966 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8967 either -ffast-math or -funsafe-math-optimizations is in use.
8969 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8973 * config/avr/avr.c (notice_update_cc): Only set condition code for
8974 ashrqi3 if shift count > 0.
8975 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8976 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8977 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8978 count <= 0 as a no-op, and shift count >= width by copying zero
8979 or sign bit to all bits of the result.
8980 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8981 count, with attribute "length" set to 0 and "cc" set to "none".
8983 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8985 * doc/invoke.texi: Document -mTLS.
8987 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8988 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8989 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8990 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8991 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8992 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8993 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8994 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8996 * configure.ac: Check for a TLS capable gas.
8998 * configure: Regenerate.
9000 2005-01-26 Richard Henderson <rth@redhat.com>
9003 * combine.c (make_field_assignment): Simplify store to zero_extract
9004 from a source with an overlapping mask.
9006 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9008 2004-11-11 Eric Christopher <echristo@redhat.com>
9010 * config/frv/frv.md: Add fr400_integer automaton. Don't
9011 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9014 2005-01-26 Steven Bosscher <stevenb@suse.de>
9017 * cfgbuild.c (make_edges): Do not clear or set
9018 current_function_has_computed_jump.
9019 * function.h (struct function): Remove the has_computed_jump field.
9020 (current_function_has_computed_jump): Do not define.
9021 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9022 in a computed jump. Ignore current_function_has_computed_jump.
9024 2005-01-26 Richard Henderson <rth@redhat.com>
9027 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9028 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9030 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9031 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9032 objects into static storage if they have more than one non-zero value.
9033 * tree.h (categorize_ctor_elements): Update decl.
9035 2005-01-26 Steven Bosscher <stevenb@suse.de>
9038 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9039 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9040 to this function from 2004-07-10.
9041 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9042 the current function for tail call optimizations if the address
9043 of one of it its arguments is taken.
9045 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9047 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9049 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9051 * function.c (expand_function_end): If current_function_calls_alloca,
9052 emit stack restore in a place that is reached when the function falls
9055 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9057 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9058 rule to avoid matching inappropriate suffix rule.
9060 2005-01-26 Jan Hubicka <jh@suse.cz>
9062 PR tree-optimization/19241
9063 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9065 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9067 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9068 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9070 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9071 <sim*>: Always use crt1.o, regardless of N in simN.
9072 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9073 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9074 (CRT_CALL_STATIC_FUNCTION): Remove.
9075 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9076 use crt1.o, regardless of N in simN.
9077 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9078 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9079 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9080 case isystem setting.
9081 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9083 2005-01-25 Ian Lance Taylor <ian@airs.com>
9085 * gimple-low.c (block_may_fallthru): Correct handling of
9086 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9088 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9090 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9091 handlers to match indentation; nested under the mtune=* handler.
9092 Similar for mcpu= and march=.
9094 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9096 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9097 * config/mips/linux64.h (LIB_SPEC): Likewise.
9098 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9099 * config/sh/linux.h (LIB_SPEC): Likewise.
9101 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9103 * config/frv/frv.c (frv_legitimize_tls_address): New.
9104 (TARGET_HAVE_TLS): Define.
9105 (FRV_SYMBOL_REF_TLS_P): Define.
9106 (frv_override_options): Handle new register classes.
9107 (frv_legitimate_address_p): Reject tls addresses.
9108 (frv_legitimize_address): Handle TLS addresses.
9109 (gen_inlined_tls_plt): New.
9111 (frv_legitimize_tls_address): New.
9112 (unspec_got_name): Add TLS entries.
9113 (got12_operand): Add R_FRV_TLSMOFF12 case.
9114 (frv_emit_move): Fixup TLS addresses.
9115 (frv_emit_movsi): Legitimize TLS addresses.
9117 * config/frv/frv.h (MASK_BIG_TLS): New.
9118 (TARGET_BIG_TLS): New.
9119 (HAVE_AS_TLS): Define.
9120 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9121 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9122 (REG_CLASS_NAMES): Same.
9123 (REG_CLASS_CONTENTS): Same.
9124 (CONSTRAINT_LEN): New.
9125 (REG_CLASS_FROM_CONSTRAINT): New.
9126 (PREDICATE_CODES): Add symbolic_operand.
9128 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9129 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9130 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9131 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9132 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9133 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9134 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9135 GR9_REG, GR14_REG, LRREG.
9136 (type): Add load_or_call attribute.
9137 ("load_or_call"): New reservation.
9138 ("call_gettlsoff"): New.
9139 ("tls_indirect_call"): New.
9140 ("tls_load_gottlsoff12"): New.
9141 ("tlsoff_hilo"): New.
9142 ("tls_tlsdesc_ldd"): New.
9143 ("tls_tlsoff_ld"): New.
9146 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9148 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9150 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9151 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9152 * config/frv/frv.c (TLS_BIAS): Define.
9153 (frv_output_dwarf_dtprel): New.
9155 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9157 PR rtl-optimization/19579
9158 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9159 both A and B, see if they don't clobber registers the other expr uses.
9161 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9163 * real.c (do_add): Initialize signalling and canonical members.
9165 * real.c (real_from_integer): Zero out destination.
9167 2005-01-18 Jan Hubicka <jh@suse.cz>
9169 PR tree-optimize/19337
9170 * tree-inline.c (initialize_inlined_parameters): Copy
9171 saved_static_chain_decl only.
9173 2005-01-25 Richard Henderson <rth@redhat.com>
9177 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9178 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9179 80387 enabled, to return a proper subclass. Return the subset that
9180 overlaps with GENERAL_REGS for PLUS.
9181 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9183 2005-01-25 Richard Henderson <rth@redhat.com>
9186 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9188 2005-01-25 Roger Sayle <roger@eyesopen.com>
9190 * expmed.c (choose_multiplier): Change interface to return the
9191 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9192 (expand_divmod): Update calls to choose_multiplier.
9194 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9197 * expmed.c (extract_bit_field): Use adjust_address instead of
9198 gen_lowpart when op0 is a MEM.
9200 2005-01-24 Steven Bosscher <stevenb@suse.de>
9202 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9204 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9206 * config/mips/irix-csr.c: New file.
9207 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9208 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9209 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9212 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9215 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9216 sparc/elf.h, add sparc/sp-elf.h.
9217 (sparc-*-rtems*): Likewise.
9218 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9219 tm-dwarf2.h, add sparc/sp-elf.h.
9220 (sparc86x-*-elf): Likewise.
9221 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9222 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9223 TARGET_OS_CPP_BUILTINS.
9224 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9225 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9227 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9228 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9229 (SWITCH_TAKES_ARG): Likewise.
9230 (LOCAL_LABEL_PREFIX): Likewise.
9231 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9232 (TARGET_N_FORMAT_TYPES): Delete.
9233 (TARGET_FORMAT_TYPES): Likewise.
9234 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9235 * config/sparc/elf.h: Delete.
9236 * config/sparc/sp-elf.h: New file.
9238 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9240 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9241 * tree-flow.h: Remove the corresponding prototype.
9242 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9243 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9245 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9248 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9249 for AIX ABI or ELF -fPIC.
9250 (rs6000_emit_load_toc_table): Don't create toc_section here.
9251 (rs6000_xcoff_file_start): Nor here.
9253 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9255 * sh.c (ra.h): Don't #include.
9256 (hard_regs_intersect_p): New function, resurrected from ra.c.
9258 * sh.c: Fix 1996 Copyright.
9260 2005-01-24 Richard Henderson <rth@redhat.com>
9261 Aldy Hernandez <aldyh@redhat.com>
9263 * regrename.c (note_sets): Handle subregs.
9265 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9268 * genconditions.c (write_header, write_conditions): Elide file if
9271 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9273 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9274 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9277 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9279 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9280 expand_builtin_printf, expand_builtin_fprintf,
9281 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9282 checking against POINTER_TYPE.
9283 (validate_arglist): Handle POINTER_TYPE code by checking
9286 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9288 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9290 (for_each_rtx): Call for_each_rtx_1.
9291 * rtl.h (init_rtlanal): Declare.
9292 * toplev.c (backend_init): Call init_rtlanal.
9294 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9296 * flow.c (propagate_one_insn): Formatting.
9299 * flow.c (libcall_dead_p): Be more conservative if unsure.
9300 If there are any instructions between insn and call, see if they are
9301 all dead before saying the libcall is dead.
9303 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9305 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9306 operand constraint for operand 0.
9308 2005-01-23 Richard Henderson <rth@redhat.com>
9311 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9312 edges leading to join block.
9314 2005-01-23 Roger Sayle <roger@eyesopen.com>
9316 * expmed.c (expand_mult_highpart): Make static. Change type of
9317 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9318 (expand_divmod): Updates calls to expand_mult_highpart by using
9319 gen_int_mode to pass a CONST_INT rtx.
9320 * rtl.h (expand_mult_highpart): Remove prototype.
9322 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9324 * flow.c (regset_bytes, regset_size): Remove.
9326 * cfganal.c: Fix a reference to Harvey's paper.
9328 2005-01-23 Steven Bosscher <stevenb@suse.de>
9330 PR rtl-optimization/19464
9331 * tree-optimize.c (init_tree_optimization_passes): Add one more
9332 copyrename pass just before out-of-ssa.
9334 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9337 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9338 * ggc-none.c (ggc_free): Define.
9340 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9342 * cse.c (max_reg, max_insn_uid): Remove.
9343 (cse_main): Don't access max_reg or max_insn_uid.
9345 * c-common.c (explicit_flag_signed_bitfields,
9346 lang_statement_code_p, lang_expand_function_end): Remove.
9347 * c-common.h: Remove the corresponding declarations.
9348 * c-opts.c (c_common_handle_option): Remove all write access
9349 to explicit_flag_signed_bitfields.
9351 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9352 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9353 * cgraph.h: Remove the corresponding declaration.
9355 * gcse.c (null_pointer_info): Remove.
9357 2005-01-23 Roger Sayle <roger@eyesopen.com>
9358 Eric Botcazou <ebotcazou@libertysurf.fr>
9360 * combine.c (simplify_logical): Only simplify logical expressions
9361 of the form ior(and(x,y),z) by the inverse distributive law if the
9362 result is cheaper than the original.
9364 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9366 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9367 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9368 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9369 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9370 config/freebsd-spec.h, config/arm/arm.h,
9371 config/h8300/h8300.md, config/i386/i386.md,
9372 config/i386/predicates.md, config/i386/sse.md,
9373 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9374 config/vax/vax.md: Fix comment typos. Follow spelling
9377 2005-01-23 Steven Bosscher <stevenb@suse.de>
9379 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9380 tests, instead of `less than'.
9382 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9384 * function.c (assign_parm_setup_block): When creating a new stack slot
9385 for a parameter, get its alignment from the parameter's DECL_ALIGN
9386 rather than the type's TYPE_ALIGN. Make sure that the parameter
9387 is at least word aligned.
9389 2005-01-22 Roger Sayle <roger@eyesopen.com>
9392 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9394 2005-01-22 Richard Henderson <rth@redhat.com>
9397 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9398 in both compare operands.
9399 (movdfcc_1_sse_max): Likewise.
9400 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9401 (movdfcc_1_sse): Likewise.
9402 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9403 scratch register as needed.
9405 2005-01-22 Richard Henderson <rth@redhat.com>
9407 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9409 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9411 2005-01-22 Richard Henderson <rth@redhat.com>
9413 * genopinit.c (optabs): Use smin/smax for floating point too.
9414 * doc/md.texi: Update to match. Clarify that floating point
9415 results are undefined for +0/-0 and NaN.
9416 * doc/rtl.texi: Likewise.
9417 * rtl.def (SMIN, SMAX): Likewise
9418 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9420 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9421 leading 's' to the name.
9422 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9423 smaxxf3, sminxf3): Likewise.
9424 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9427 2005-01-22 Paul Brook <paul@codesourcery.com>
9429 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9431 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9433 * config/s390/s390.c (struct processor_costs): New fields
9434 dlgr, dlr, dr, dsgfr, dsgr.
9435 (z900_cost, z990_cost): Values for new fields.
9436 (s390_rtx_costs): New cases MEM und COMPARE in switch
9437 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9438 DIV, MOD, UDIV, UMOD.
9440 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9442 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9443 into the register being decremented.
9444 ("doloop_si31", "doloop_di"): Likewise.
9445 ("*doloop_si_long"): Adapt pattern.
9447 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9449 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9451 (CLASS_MAX_NREGS): Likewise.
9453 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9455 * doc/tree-ssa.texi (Statement Operands): Add example for new
9456 must-def macro. Note deprecation of old operands interface.
9458 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9460 PR tree-optimization/19484
9461 * tree-cfg.c (remove_fallthru_edge): New function.
9462 (cleanup_control_flow): Remove fallthru edges from calls that are
9463 now known not to return.
9465 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9467 Fix PR tree-optimization/19038
9468 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9469 copies with loop variant ones.
9471 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9473 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9474 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9475 config/alpha/alpha.md, config/alpha/predicates.md,
9476 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9477 config/sparc/sol2.h: Update copyright.
9479 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9480 first label to see if it is a nonlocal label.
9482 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9483 Andrew Pinski <pinskia@physics.uc.edu>
9486 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9487 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9489 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9491 * config/rs6000/rtems.h: Update copyright.
9493 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9496 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9497 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9498 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9500 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9503 * c-typeck.c (convert_arguments): Check for error_mark_node.
9505 2005-01-21 Ian Lance Taylor <ian@airs.com>
9507 PR tree-optimization/13000
9508 * tree-inline.c: Include "tree-flow.h".
9509 (expand_call_inline): If warn_return_type, warn if non-void inline
9510 function falls through.
9511 * tree-cfg.c (execute_warn_function_return): Don't warn about
9512 control reaching end if TREE_NO_WARNING is set. Set
9514 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9516 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9517 branch if we don't need one.
9518 * c-typeck.c: Include "tree-flow.h"
9519 (c_finish_bc_stmt): Don't add a goto if the current statement
9520 list doesn't fall through to the current point.
9522 2005-01-21 Roger Sayle <roger@eyesopen.com>
9524 PR rtl-optimization/576
9525 * real.c (real_arithmetic): Change return type from void to bool
9526 to return an indication that the result may be inexact.
9527 * real.h (real_arithmeric): Update prototype.
9528 * fold-const.c (const_binop): Don't constant fold floating
9529 point expressions when the user specifies -frounding-math and
9530 the result may depend upon the run-time rounding mode.
9531 (fold_convert_const_real_from_real): Clean-up.
9532 (fold_initializer): Ignore flag_rounding_math for initializers.
9533 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9534 constant fold FP operations with flag_rounding_math if the
9535 result may depend upon the run-time rounding mode.
9537 2005-01-21 Tom Tromey <tromey@redhat.com>
9539 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9541 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9543 * tree-cfg.c: Fix comment typos.
9545 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9547 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9548 around the call to rest_of_handle_branch_target_load_optimize.
9550 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9552 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9553 (sparc64-*-openbsd*): Likewise.
9554 (sparclite-*-elf*): Include tm-dwarf2.h.
9555 (sparc86x-*-elf*): Likewise.
9556 (sparc64-*-elf*): Likewise.
9557 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9558 (DBX_DEBUGGING_INFO): Likewise.
9559 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9560 (PREFERRED_DEBUGGING_TYPE): Likewise.
9561 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9562 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9563 (PREFERRED_DEBUGGING_TYPE): Likewise.
9564 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9565 (PREFERRED_DEBUGGING_TYPE): Likewise.
9566 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9568 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9571 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9573 2005-01-20 Paul Brook <paul@codesourcery.com>
9575 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9577 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9579 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9580 label is first in a sequence of labels.
9582 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9584 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9585 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9587 * doc/sourcebuild.texi (Test Directives): New.
9589 2005-01-20 Roger Sayle <roger@eyesopen.com>
9591 * real.c (real_floor): Don't leave the result uninitialized when
9592 mode is VOIDMode, but return the unrounded intermediate value.
9593 (real_ceil): Likewise.
9595 2005-01-20 Paul Brook <paul@codesourcery.com>
9597 * config/arm/arm.md (insv): Use gen_int_mode.
9599 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9601 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9602 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9603 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9604 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9605 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9607 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9610 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9611 fbreg, so we have to assume we can't.
9612 (loc_descriptor_from_tree_1): Ditto.
9613 (containing_function_has_frame_base): New function.
9614 (add_location_or_const_value_attribute): Use it.
9615 Also try to generate a frame_base from a single element location
9618 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9620 PR tree-optimization/15349
9621 * timevar.def (TV_TREE_MERGE_PHI): New.
9622 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9624 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9625 calls to tree_forwarder_block_p.
9626 (remove_forwarder_block_with_phi, merge_phi_nodes,
9627 gate_merge_phi, pass_merge_phi): New.
9628 * tree-optimize.c (init_tree_optimization_passes): Add
9630 * tree-pass.h: Add an extern for pass_merge_phi;
9632 2005-01-20 Richard Henderson <rth@redhat.com>
9635 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9636 (_mm_castps_pd, _mm_castps_si128): New.
9637 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9639 2005-01-20 Richard Henderson <rth@redhat.com>
9642 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9643 __builtin_ia32_vec_init_v2si.
9644 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9645 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9646 (ix86_init_mmx_sse_builtins): Create it.
9647 (ix86_expand_builtin): Expand it.
9648 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9649 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9650 (vec_extractv2si_0, vec_extractv2si_1): New.
9652 2005-01-20 Richard Henderson <rth@redhat.com>
9655 * config/i386/i386.c (ix86_expand_push): New.
9656 * config/i386/mmx.md (push<MMXMODE>1): New.
9657 * config/i386/sse.md (push<SSEMODE>1): New.
9658 * config/i386/i386-protos.h: Update.
9660 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9662 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9665 2005-01-20 Richard Henderson <rth@redhat.com>
9667 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9668 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9670 2005-01-19 Richard Henderson <rth@redhat.com>
9673 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9674 to V4SFmode in SSE1 fallback load path.
9676 2005-01-19 Richard Henderson <rth@redhat.com>
9678 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9679 in QImode expansion to ix86_expand_vector_set.
9680 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9682 2005-01-19 Richard Henderson <rth@redhat.com>
9685 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9686 subclass of the input class.
9687 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9688 Always true for cross-SSE1 classes. Rationalize conditionals.
9689 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9690 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9691 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9692 (movdi_2): Add MMX/SSE zeros.
9693 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9694 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9695 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9696 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9697 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9698 (zero_extendsidi2_rex64_1): Remove.
9699 (MOV0 peephole): Check GENERAL_REG_P.
9701 2005-01-19 Richard Henderson <rth@redhat.com>
9704 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9706 (ix86_expand_vector_extract): Likewise.
9708 2005-01-19 Richard Henderson <rth@redhat.com>
9711 * expr.c (emit_move_change_mode): New argument force; use
9712 simplify_gen_subreg if true.
9713 (emit_move_via_alt_mode): Merge into ...
9714 (emit_move_via_integer): ... here.
9715 (emit_move_ccmode): Use emit_move_change_mode directly.
9717 2005-01-19 Richard Henderson <rth@redhat.com>
9720 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9721 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9722 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9724 (alpha_emit_set_const): Likewise. Make static.
9725 (alpha_emit_set_long_const): Make static.
9726 (alpha_extract_integer): Split out from alpha_expand_mov.
9727 (alpha_split_const_mov): Likewise.
9728 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9729 (alpha_legitimate_constant_p): New.
9730 * config/alpha/alpha-protos.h: Update.
9731 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9732 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9733 * config/alpha/alpha.md (movsi): Add n alternative.
9734 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9735 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9736 (splitters for all of the above): Use alpha_split_const_mov.
9737 * config/alpha/predicates.md (non_add_const_operand): New.
9738 (non_zero_const_operand): New.
9739 (input_operand): Use alpha_legitimate_constant_p after reload.
9741 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9743 PR tree-optimization/19038
9744 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9745 (add_candidate): Add ivs with increment in latch only if
9746 allow_ip_end_pos_p is true.
9747 (determine_iv_cost): Use empty_block_p.
9749 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9751 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9752 (compute_dominance_frontiers): Ditto.
9754 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9757 * config/sh/t-rtems: New.
9758 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9760 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9762 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9763 the offset of the selected field.
9765 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9767 * tree-cfg.c (remove_forwarder_block): Fix the check to
9768 prevent a nonlocal label from appearing in the middle of a
9771 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9773 PR rtl-optimization/19462
9774 * reorg.c (find_end_label): Create return insn only if
9775 current_function_epilogue_delay_list is empty.
9777 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9779 * doc/passes.texi: Remove paragraph mentioning new-ra.
9781 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9783 PR rtl-optimization/15139
9784 * combine.c: Include params.h.
9785 (count_rtxs): New function.
9786 (record_value_for_reg): If replace_rtx would replace at least
9787 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9788 (clobber (const_int 0)) instead of TEM.
9789 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9790 * params.h (MAX_LAST_VALUE_RTL): New.
9791 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9792 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9795 * c-typeck.c (digest_init): Only call build_vector if all constructor
9796 elements are *_CST nodes.
9797 * gimplify.c (gimplify_init_constructor): Likewise.
9800 * c-typeck.c (digest_init): Only call build_vector if inside_init
9803 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9805 * toplev.c (init_asm_output): Remove dead #ifdef.
9807 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9809 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9811 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9813 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9814 accessing DECL_FUNCTION_CODE.
9815 * dojump.c (do_jump): Likewise.
9816 * gimplify.c (gimplify_call_expr): Likewise.
9817 * predict.c (expr_expected_value): Likewise.
9818 (strip_builtin_expect): Likewise.
9819 * tree-inline.c (estimate_num_insns_1): Likewise.
9820 * tree-ssa-loop-im.c (stmt_cost): Likewise
9821 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9822 (tree_expr_nonnegative_p): Likewise.
9824 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9826 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9827 variant of the load_pcrel_sym pattern.
9828 * config/sparc/sparc.md (P macro): Move to the top.
9829 (load_pcrel_sym): Macroize using P.
9830 (save_register_window): Likewise.
9832 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9834 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9837 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9840 * c-typeck.c (build_asm_expr): Strip nops off
9841 input memory operands.
9843 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9845 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9846 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9847 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9848 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9850 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9853 * config/i386/i386.c (override_options): If the 80387 is disabled,
9854 then do not return FP values using FP registers.
9856 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9858 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9859 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9860 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9861 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9862 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9863 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9864 output.h, postreload-gcse.c, postreload.c, recog.c,
9865 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9866 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9867 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9868 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9869 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9870 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9871 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9872 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9874 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9875 config/alpha/alpha.c, config/arm/vfp.md,
9876 config/i386/emmintrin.h, config/i386/i386-modes.def,
9877 config/i386/i386-protos.h, config/i386/i386.h,
9878 config/i386/pmmintrin.h, config/i386/ppro.md,
9879 config/i386/predicates.md, config/i386/xmmintrin.h,
9880 config/i860/i860.c, config/ia64/ia64-modes.def,
9881 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9882 config/ia64/ia64.md, config/ia64/itanium1.md,
9883 config/ia64/itanium2.md, config/ia64/predicates.md,
9884 config/iq2000/iq2000.h, config/mips/linux64.h,
9885 config/rs6000/aix41.h, config/rs6000/aix43.h,
9886 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9887 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9888 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9889 config/sparc/linux64.h, config/sparc/litecoff.h,
9890 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9891 config/sparc/sparc.h, config/sparc/sparc.md,
9892 config/sparc/sysv4-only.h: Update copyright.
9894 2005-01-18 Richard Henderson <rth@redhat.com>
9897 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9899 2005-01-18 Marc Espie <espie@openbsd.org>
9900 * config/i386/openbsdelf.h: Typo.
9902 2005-01-18 Richard Henderson <rth@redhat.com>
9904 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9905 special case for sse.
9906 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9908 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9910 * tree-inline.c (estimate_num_insns_1): Added cases for
9911 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9913 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9915 PR rtl-optimization/19296
9916 * combine.c (simplify_comparison): Rewrite the condition under
9917 which a non-paradoxical SUBREG of a PLUS can be lifted when
9918 compared against a constant.
9920 2005-01-18 Andi Kleen <ak@muc.de>
9922 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9923 * c.opt (-Wpointer-sign): Add.
9924 * doc/invoke.texi: (-Wpointer-sign): Add.
9926 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9928 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9929 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9930 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9931 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9932 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9933 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9934 for TARGET_MIX_SSE_I387.
9935 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9936 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9937 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9938 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9939 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9940 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9941 TARGET_MIX_SSE_I387.
9942 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9945 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9948 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9949 Add movaps alternative for xmm reg->reg move.
9951 2005-01-17 Jeff Law <law@redhat.com>
9953 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9954 at the end of the main DOM loop rather than just before DOM exits.
9956 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9958 PR tree-optimization/19121
9959 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9960 adding aliases to a name tag, also add them to the pointer's
9962 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9963 sensitive alias info at all. Only check that the two pointers
9964 have compatible pointed-to sets.
9965 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9966 a pointer's type tag is a superset of the alias set of the
9969 2005-01-17 James E Wilson <wilson@specifixinc.com>
9972 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9973 comment to document why.
9975 2005-01-17 Richard Henderson <rth@redhat.com>
9977 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9978 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9979 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9980 sse2_vmsminv2df3_finite): New.
9981 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9982 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9983 Force op1 into register.
9985 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9987 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9988 bubblestrap from always rebuilding build directory.
9990 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9992 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9993 ("*cmpmem_short"): Likewise.
9995 2005-01-17 Steven Bosscher <stevenb@suse.de>
9997 * basic-block.h: Document BB_* flags.
9998 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9999 use an sbitmap instead.
10000 * sched-rgn.c (compute_trg_info): Likewise.
10002 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10004 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10005 redundant target_cpu_default and extra_parts lines. Use the default
10007 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10008 (SUBTARGET_EXTRA_SPECS): Delete.
10009 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10010 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10011 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10012 and "n32" for -mabi=n32.
10014 2005-01-17 Ian Lance Taylor <ian@airs.com>
10017 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10018 fold constant variables into initial values.
10020 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10022 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10024 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10025 through the statements backward.
10027 2005-01-17 Ian Lance Taylor <ian@airs.com>
10029 PR middle-end/13127:
10030 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10031 a variable set to the return value of the inlined function.
10033 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10035 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10036 when modes are tieable.
10038 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10040 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10041 of pthread_create to find out if threads are enabled.
10042 * gthr-posix95.h (__gthread_active_p): Likewise.
10044 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10046 * common.opt (-fnew-ra): Remove.
10048 * toplev.h (flag_new_regalloc): Remove.
10049 * Makefile.in (ra*.*): Don't mention.
10050 * passes.c (rest_of_handle_new_regalloc): Remove.
10051 (rest_of_handle_combine, rest_of_compilation): Always consider
10052 flag_new_regalloc as false.
10053 * doc/invoke.texi: Don't document -fnew-ra.
10055 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10057 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10058 last parameter to reg_scan.
10059 * loop.c (loop_optimize): Likewise.
10060 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10061 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10062 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10063 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10064 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10065 * regclass.c (reg_scan): Likewise, for the declaration.
10066 * rtl.h (reg_scan): Likewise, for the prototype.
10068 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10070 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10071 mark_dfs_back_edges.
10073 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10075 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10076 (compute_avail): Uses don't go in tmp_gen.
10078 2005-01-16 Steven Bosscher <stevenb@suse.de>
10080 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10081 loop to look for a free slot in a page entry.
10083 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10086 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10087 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10088 just before targetm.asm_out.file_end.
10089 * tree.h (process_pending_assemble_output_defs): Declare.
10090 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10092 (assemble_alias): Defer generation of assembly code for defines when
10093 TARGET_DEFERRED_OUTPUT_DEFS is true.
10094 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10095 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10096 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10098 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10101 * pa.c (pa_scalar_mode_supported_p): New function.
10102 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10103 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10105 * pa-protos.h (prefetch_operand): Delete.
10106 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10107 * pa.c (prefetch_operand): Delete.
10108 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10109 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10110 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10111 and prefetch_nocc_operand.
10112 * pa.md (prefetch): Rework to avoid reload problems handling short
10113 displacements when a cache control completer needs to be provided.
10114 (prefetch_32, prefetch_64): Delete.
10115 (prefetch_cc, prefetch_nocc): New patterns.
10117 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10119 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10121 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10124 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10125 exceeds maximum alignment for global common data.
10126 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10127 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10129 2004-01-15 Roger Sayle <roger@eyesopen.com>
10131 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10133 2004-01-15 Roger Sayle <roger@eyesopen.com>
10135 * harg-reg-set.h (reg_class_names): Prototype global array.
10136 * regclass.c (reg_class_names): Declare here and initialize to
10138 (dump_regclass): Remove local declaration of reg_class_names.
10139 (regclass): Likewise.
10140 * cfg.c (dump_flow_info): Likewise.
10141 * ra-debug.c (reg_class_names): Likewise.
10142 * regrename.c (reg_class_names): Likewise.
10143 * reload.c (reg_class_names): Likewise.
10144 * reload1.c (spill_failure): Likewise.
10145 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10147 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10149 * config/s390/s390.md ("reload_outti"): Remove predicate for
10150 output operand. Abort if operand is not a MEM.
10151 ("reload_outdi", "reload_outdf"): Likewise.
10153 2005-01-15 Marc Espie <espie@openbsd.org>
10155 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10156 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10157 * config/openbsd.h: Fix C++ includes for native configurations.
10158 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10159 Add trampoline support.
10160 * config/i386/openbsdelf.h: New.
10162 2005-01-15 Marc Espie <espie@openbsd.org>
10164 * collect2.c (main): Explicitly parse -dynamic-linker option.
10166 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10168 PR tree-optimization/19060
10169 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10170 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10171 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10172 and handle extract_range_from_cond returning false.
10173 * fold-const.c (fold): Optimize comparisons with min/max even for
10174 width > HOST_BITS_PER_WIDE_INT.
10176 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10178 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10179 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10180 Remove little endian multilib variants.
10181 Add mips32 multilib variant.
10183 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10185 * explow.c (copy_all_reg, stabilize): Remove.
10186 * expr.h: Remove the corresponding prototypes.
10188 * rtlanal.c (regs_set_between_p): Remove.
10189 * rtl.h: Remove the corresponding prototype.
10191 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10193 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10194 to rs6000_nonimmediate_operand.
10195 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10196 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10197 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10198 rs6000_nonimmediate_operand.
10199 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10200 rs6000_nonimmediate_operand.
10202 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10204 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10206 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10208 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10210 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10211 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10213 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10214 (rs6k_nonimmediate_operand): New.
10215 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10217 (legitimate_lo_sum_address_p): Same.
10218 (rs6000_legitimize_address): Same.
10219 (rs6000_legitimize_reload_address): Same.
10220 (rs6000_legitimate_address): Same.
10221 (spe_build_register_parallel): Pass DF and DC modes in a DI
10224 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10225 to rs6k_nonimmediate_operand.
10227 * config/rs6000/spe.md ("*frob_df_di"): New.
10228 ("*frob_di_df"): New.
10229 ("*frob_di_df_2"): New.
10230 ("*mov_sidf_e500_subreg0"): New.
10231 ("*mov_sidf_e500_subreg4"): New.
10232 ("*movdf_e500_double"): Change predicate to
10233 rs6k_nonimmediate_operand.
10235 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10237 * postreload.c (move2add_note_store): Only call
10238 trunc_int_for_mode on scalar integers.
10240 2005-01-14 Steven Bosscher <stevenb@suse.de>
10242 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10243 replace BB_VISITED uses.
10244 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10245 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10246 (tree_dce_done): Free visited_control_parents.
10247 (perform_tree_ssa_dce): Allocate and clear it.
10248 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10249 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10250 instead of BB_VISITED.
10252 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10254 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10255 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10256 Remove unused prototypes.
10258 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10260 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10261 64-bit register usage.
10262 (spe_func_has_64bit_regs_p): Add FIXME note.
10264 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10266 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10267 flag_finite_math_only with flag_unsafe_math_optimizations.
10269 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10271 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10272 end-of-stack check.
10273 (__tpf_eh_return): Copy TPF private stack area from the module
10274 boundary stack frame. Add check for when module addresses are
10275 equal, but no stub address is found.
10277 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10280 * arm.h (struct machine_function): Add call_via field.
10281 (thumb_call_via_label): Declare.
10282 * arm.c (thumb_call_via_label): New variable.
10283 (thumb_call_reg_needed): New variable.
10284 (arm_output_function_epilogue): For Thumb code, output any per-function
10285 call-indirect trampolines.
10286 (thumb_call_via_reg): New function.
10287 (arm_file_end): New function.
10288 (TARGET_ASM_FILE_END): Call arm_file_end.
10289 (aof_file_end): Likewise.
10290 * arm-protos.h (thumb_call_via_reg): Declare.
10291 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10292 thumb_call_via_reg in normal case.
10294 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10296 PR middle-end/19084
10297 PR rtl-optimization/19348
10298 * recog.c (peephole2_optimize): Do global life update if some peephole
10299 decides it doesn't need at least one of its inputs and that change
10300 influences liveness at the start of the basic block.
10302 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10303 arguments instead of 1.
10305 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10307 PR middle-end/18820
10308 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10309 zero for nested functions needing a static chain or functions
10310 with a non-constant address.
10312 2005-01-13 Roger Sayle <roger@eyesopen.com>
10314 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10315 (and (sign_extend X) C) into (zero_extend (and X C)).
10317 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10319 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10321 2005-01-13 Richard Henderson <rth@redhat.com>
10326 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10327 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10328 not just TARGET_SSE.
10329 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10330 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10331 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10332 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10333 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10334 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10335 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10336 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10337 (movdicc_c_rex64): Rename with '*'.
10338 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10339 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10340 (movsfcc_1_387): Rename from movsfcc_1.
10341 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10342 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10343 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10344 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10345 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10346 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10347 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10348 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10349 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10350 sse_movdfcc_const0_4): Remove.
10351 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10352 recognize min/max early. Update for changed sse cmove patterns.
10353 (ix86_split_sse_movcc): New.
10354 * config/i386/i386-protos.h: Update.
10356 2005-01-13 Steven Bosscher <stevenb@suse.de>
10358 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10359 (fix_stmt_v_may_defs): Likewise.
10361 2005-01-13 Richard Henderson <rth@redhat.com>
10363 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10364 for converting the mask.
10366 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10368 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10371 2005-01-13 Richard Henderson <rth@redhat.com>
10373 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10374 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10375 IX86_BUILTIN_MOVDQ2Q): Remove.
10376 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10377 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10378 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10380 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10381 (sse2_pextrw): Fix immediate constraint.
10382 (sse2_loadq, sse2_loadq_rex64): Remove.
10383 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10384 Use __builtin_ia32_vec_ext_<size>.
10385 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10387 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10389 * function.c (assign_parm_setup_block): Look inside original
10390 entry_parm when inspecting PARALLEL.
10392 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10393 Joel Sherrill <joel@oarcorp.com>
10396 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10397 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10398 rtems_gxx_recursive_mutex_init.
10399 (__gthread_recursive_mutex_lock): New function.
10400 (__gthread_recursive_mutex_trylock): Likewise.
10401 (__gthread_recursive_mutex_unlock): Likewise.
10403 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10405 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10407 2005-01-13 Jan Beulich <jbeulich@novell.com>
10409 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10410 (ashrti3_internal): Indicate output is early clobber. Generate result
10411 into output rather than first input. Use move for low word of output
10412 if shift count is exactly 64.
10413 (lshrti3_internal): Likewise.
10415 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10419 * reload1.c (delete_output_reload): Don't delete an output reload
10420 if the pseudo lives longer than a single basic block. Adjust and
10421 improve wording of comment.
10423 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10426 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10427 of TYPE_SIZE where we mean the number of bytes.
10429 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10431 * function.c (assign_parm_setup_block): Relax condition on
10432 multi-register optimization.
10434 2005-01-12 Nick Clifton <nickc@redhat.com>
10436 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10437 an "in_delay_slot" attribute of "no" to prevent them being used in
10438 delay slots. This is forbidden because they might generate
10441 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10444 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10445 with r->Y and Y->r.
10447 2005-01-12 Nick Clifton <nickc@redhat.com>
10449 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10450 passed on to GAS) but do not define, as GAS no longer supports or
10451 needs the -m2000 option.
10453 2005-01-11 Roger Sayle <roger@eyesopen.com>
10455 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10456 type as args of unprototyped builtins aren't automatically promoted.
10457 (fold_builtin_abs): Likewise.
10459 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10461 * Makefile.in: Set a `build-warn' variable.
10463 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10465 PR tree-optimization/17949
10466 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10467 (find_interesting_uses_address): Use it.
10469 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10471 * regrename.c (kill_value): Handle subreg's that won't simplify.
10473 2005-01-11 Richard Henderson <rth@redhat.com>
10476 * config/i386/i386.h (enum ix86_builtins): Move ...
10477 * config/i386/i386.c: ... here.
10478 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10479 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10480 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10481 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10482 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10483 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10484 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10485 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10486 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10487 IX86_BUILTIN_LOADDDUP): Remove.
10488 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10489 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10490 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10491 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10492 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10493 (ix86_init_builtins): Make static.
10494 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10495 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10496 if all the modes match. Otherwise, fake it.
10497 (get_element_number, ix86_expand_vec_init_builtin,
10498 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10499 (ix86_expand_builtin): Make static. Update for changed builtins.
10500 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10501 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10502 (ix86_expand_vector_init_duplicate): New.
10503 (ix86_expand_vector_init_low_nonzero): New.
10504 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10505 Split out from ix86_expand_vector_init; handle integer modes.
10506 (ix86_expand_vector_init): Use them.
10507 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10508 * config/i386/i386-protos.h: Update.
10509 * config/i386/predicates.md (reg_or_0_operand): New.
10510 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10511 (movv2sf_internal): Likewise. And a splitter to match them all.
10512 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10513 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10514 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10515 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10516 (mmx_pinsrw): Fix operand ordering.
10517 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10518 rather than sse_loadss expander.
10519 (movv2df splitter): Similarly.
10520 (sse_loadss, sse_loadlss): Remove.
10521 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10522 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10523 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10524 (sse3_movddup): Rename with '*'.
10525 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10526 (sse2_loadsd): Remove.
10527 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10528 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10529 (sse2_pinsrw): Fix argument ordering.
10530 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10531 (sse2_stored): Remove 'r' destination.
10532 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10533 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10534 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10535 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10536 vec_extractv16qi, vec_initv16qi): New.
10538 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10539 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10540 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10542 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10543 (_mm_load_si128, _mm_store_si128): Likewise.
10544 (_mm_load1_pd): Use _mm_set1_pd.
10545 (_mm_load_sd): Use _mm_set_sd.
10546 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10547 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10548 (_mm_set_epi64): Use _mm_set_epi64x.
10549 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10550 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10551 _mm_setr_epi8): Use _mm_set_foo form.
10552 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10553 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10554 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10555 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10556 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10557 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10558 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10559 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10560 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10561 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10562 (_mm_movedup_pd): Use _mm_shuffle_pd.
10563 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10564 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10565 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10566 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10567 Use _mm_setzero_ps.
10568 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10569 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10570 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10571 (_mm_store_ps): Use raw dereference.
10572 (_mm_store1_ps): Use _mm_storeu_ps.
10573 (_mm_storer_ps): Use _mm_store_ps.
10574 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10575 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10577 2005-01-11 Stan Shebs <shebs@apple.com>
10579 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10580 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10582 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10585 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10586 Skip all DECLs except for FIELD_DECLs.
10588 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10590 * config/s390/s390.c (override_options): Return error if
10591 -mbackchain, -mpacked-stack and -mhard-float are used together.
10592 (s390_va_start): Remove the backchain && packed-stack special case.
10593 (s390_gimplify_va_arg): Likewise.
10594 * doc/invoke.texi: Remove the ABI incompatibility note.
10596 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10598 * config/s390/s390.c (struct s390_frame_layout): Remove
10600 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10601 save_backchain_p with TARGET_BACKCHAIN.
10603 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10606 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10607 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10608 * function.c (locate_and_pad_parm): Set new field.
10609 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10610 Tweak where_pad test to include "none". Always set mem align for
10612 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10613 not sufficient for type.
10614 (assign_parm_setup_block): If stack_parm is zero on entry, always
10615 make a new stack local. Block move old stack parm if necessary
10616 to new aligned stack local.
10617 (assign_parm_setup_stack): Use a block move to handle
10618 potentially misaligned entry_parm.
10619 (assign_parms_unsplit_complex): Specify required alignment when
10620 creating stack local.
10621 * calls.c (compute_argument_addresses): Override alignment of stack
10622 arg calculated from its type with the alignment given by
10623 FUNCTION_ARG_BOUNDARY.
10624 (store_one_arg): Likewise.
10626 2005-01-11 Jan Beulich <jbeulich@novell.com>
10628 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10629 Change respective itanium_class attribute to ialu.
10630 (shladdp4_internal): New.
10631 * config/ia64/predicates.md (shladd_log2_operand): New.
10633 2005-01-11 Richard Henderson <rth@redhat.com>
10635 * expr.c (store_constructor): Use rtvec_alloc instead of
10636 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10638 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10640 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10642 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10644 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10645 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10646 (TARGET_RWRELOC): Define.
10647 (ia64_rwreloc_section_type_flags): Delete.
10648 (ia64_section_type_flags): New function.
10649 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10650 (TARGET_RWRELOC): Define.
10652 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10655 * config/ia64/ia64.c (process_set): For alloc insn, only call
10656 process_epilogue is !frame_pointer_needed.
10658 2005-01-10 Roger Sayle <roger@eyesopen.com>
10661 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10662 unary operator and can't be treated as a binary/comparison operator.
10664 2005-01-10 Richard Henderson <rth@redhat.com>
10666 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10667 (ix86_return_in_memory): Likewise.
10668 (function_arg_advance): Likewise. Mirror structure in function_arg
10669 for choosing register to advance.
10671 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10673 * tree-vectorizer.c, tree.def: Fix comment typos.
10675 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10677 * config/s390/s390.c (struct processor_costs): 4 new fields:
10678 ddbr, ddr, debr, der.
10679 (s390_rtx_costs): More precise handling of divide instructions.
10681 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10683 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10685 2005-01-10 Jan Beulich <jbeulich@novell.com>
10687 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10688 names resulting from -ffunction-sections/-fdata-sections and linkonce
10690 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10691 based on the section name. Rearrange the section name comparison logic
10692 slightly so that each section name is compared against at most once.
10694 2005-01-10 Ben Elliston <bje@au.ibm.com>
10696 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10697 targets for which -fPIC reduces limitations on the GOT size.
10699 2005-01-09 Falk Hueffner <falk@debian.org>
10701 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10704 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10707 * collect2.c (main): Set aixrtl_flag for -brtl option.
10708 (resolve_lib_name): Search for .so file extension before .a
10709 if aixrtl_flag set.
10711 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10713 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10714 (vect_analyze_data_refs_alignment): Add dump prints.
10716 2005-01-09 Ira Rosen <irar@il.ibm.com>
10718 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10719 expr_invariant_in_loop_p.
10720 Initialize outputs first thing in the function.
10721 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10722 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10723 (vect_analyze_pointer_ref_access): Check that the initial condition of
10724 the access function is loop invariant.
10726 2005-01-09 Richard Henderson <rth@redhat.com>
10728 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10729 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10730 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10731 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10732 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10733 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10734 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10735 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10736 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10737 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10738 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10739 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10740 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10741 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10742 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10743 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10744 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10745 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10746 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10747 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10748 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10749 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10750 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10752 (mmx_clrdi, pavgusb): Remove.
10753 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10754 with leading sse_ prefix.
10755 * config/i386/sse.md: Receive them.
10756 * config/i386/mmx.md: New file.
10757 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10758 (subrv2sf3): Turn into expander for normal subtraction.
10759 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10760 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10761 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10762 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10763 commutative; use ix86_binary_operator_ok.
10764 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10765 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10766 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10767 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10768 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10769 Macroize from existing patterns; use ix86_binary_operator_ok.
10770 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10771 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10772 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10773 with vec_select+vec_concat.
10774 (mmx_pshufw, mmx_pshufw_1): Likewise.
10775 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10776 (mmx_uavgv4hi3): Model correctly.
10777 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10778 _mm_xor_si64): Remove casts.
10780 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10782 PR tree-optimization/19224
10783 * tree-scalar-evolution.c (get_instantiated_value,
10784 set_instantiated_value): New functions.
10785 (instantiate_parameters_1): Cache the results.
10786 (instantiate_parameters, resolve_mixers): Initialize and free
10789 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10791 * config/i386/i386.md (addhi_4): Correct reference in comment.
10794 2005-01-08 Richard Henderson <rth@redhat.com>
10796 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10797 (_mm_cvtsi128_si64x): Likewise.
10798 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10799 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10800 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10801 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10802 * config/i386/i386-protos.h: Update.
10803 * config/i386/i386.c (print_operand): Add 'H'.
10804 (ix86_fixup_binary_operands): Split out from ...
10805 (ix86_expand_binary_operator): ... here.
10806 (ix86_fixup_binary_operands_no_copy): New.
10807 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10808 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10809 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10810 (safe_vector_operand): Use CONST0_RTX.
10811 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10812 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10813 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10814 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10816 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10817 (IX86_BUILTIN_CMPNGESS): New.
10818 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10819 (attr type): Add sselog1.
10820 (attr unit, attr memory): Handle it.
10821 (movti, movti_internal, movti_rex64): Move near other integer moves.
10822 (movtf, movtf_internal): Move near other fp moves.
10823 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10824 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10825 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10826 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10827 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10828 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10829 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10830 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10831 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10832 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10833 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10834 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10835 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10836 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10837 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10838 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10839 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10840 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10841 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10842 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10843 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10844 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10845 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10846 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10847 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10848 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10849 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10850 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10851 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10852 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10853 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10854 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10855 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10856 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10857 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10858 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10859 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10860 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10861 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10862 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10863 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10864 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10865 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10866 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10868 (SSEPUSH, push<SSEPUSH>): Remove.
10869 (MMXPUSH, push<MMXPUSH>): Remove.
10870 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10871 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10872 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10873 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10874 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10875 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10876 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10877 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10878 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10879 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10880 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10881 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10882 (ppro_sse_log_V4SF): Handle sselog1.
10883 * config/i386/predicates.md (const_0_to_1_operand): New.
10884 (const_0_to_255_mul_8_operand): New.
10885 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10886 (const_2_to_3_operand, const_4_to_7_operand): New.
10887 * config/i386/sse.md: New file.
10888 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10889 (sse_movups): Rename from sse_movups_1.
10890 (sse_loadlss): Rename from sse_loadss_1.
10891 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10893 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10894 (absv4sf2, negv2df, absv2df): New.
10895 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10896 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10897 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10898 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10899 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10900 (sse3_addsubv4sf3): Model correctly.
10901 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10902 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10903 (sse_movhlps): Model with vec_select+vec_concat.
10904 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10905 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10906 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10907 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10908 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10909 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10910 sse2_pshufhw_1): Likewise.
10911 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10912 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10913 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10914 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10915 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10916 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10917 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10918 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10919 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10920 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10921 sminv8hi3): Mark commutative
10922 operands. Use ix86_binary_operator_ok.
10923 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10924 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10925 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10926 sse2_punpcklqdq): Allow operand2 in memory.
10927 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10928 sse2_movsd): Add memory alternatives.
10929 (sse_storelps): Turn expander into an insn; split after reload.
10930 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10931 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10933 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10935 * configure.ac (DWARF-2 debug_line): Use objdump.
10936 * configure: Regenerate.
10938 2005-01-08 Jeff Law <law@redhat.com>
10939 Diego Novillo <dnovillo@redhat.com>
10941 PR tree-optimization/18241
10942 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10943 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10944 statements with volatile operands.
10945 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10946 operands after marking a statement with has_volatile_ops.
10948 2005-01-08 Roger Sayle <roger@eyesopen.com>
10950 * tree.c (int_fits_type_p): Always honor integer constant
10951 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10953 2005-01-08 Roger Sayle <roger@eyesopen.com>
10955 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10956 the latent bug in rtl_delete_block has been resolved.
10958 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10960 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10961 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10963 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10965 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10966 library as @multilib_dir@/$(SHLIB_SONAME).
10968 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10970 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10971 * configure: Regenerate.
10973 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10975 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10978 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10981 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10982 Convert non-word aligned offset address using ld/std into
10985 2005-01-07 Richard Henderson <rth@redhat.com>
10987 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10989 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10991 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10993 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10995 PR tree-optimization/19283
10996 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10997 is not shorter than the original type.
10999 PR rtl-optimization/19012
11000 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11002 PR rtl-optimization/18861
11003 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11004 (FULL_STATE): Define.
11005 (mark_tablejump_edge): New function.
11006 (purge_dead_tablejump_edges): New function.
11007 (find_bb_boundaries): Use it.
11009 PR tree-optimization/18828
11010 * builtins.c (expand_builtin_next_arg): Remove argument and all
11011 the argument checking.
11012 (expand_builtin): Adjust caller.
11013 (expand_builtin_va_start): Likewise. Remove error for too many
11015 (fold_builtin_next_arg): Issue error for too many arguments.
11016 After checking arguments, replace them with magic arguments that
11017 prevent further checking of the args.
11019 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11021 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11023 2005-01-06 Roger Sayle <roger@eyesopen.com>
11026 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11027 and %{.S:...} (and their negative variants) to test whether the
11028 input file is assembler or pre-processed-assembler independent of
11029 the actual filename extension.
11031 2005-01-06 Roger Sayle <roger@eyesopen.com>
11033 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11034 of sign or zero extended values.
11036 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11038 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11039 for IBM long double format correctly.
11041 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11043 Fix PR tree-optimization/18792
11045 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11046 to first_loop_depth, and use loop depth instead of loop number.
11047 (build_classic_dir_vector): Ditto.
11048 (compute_data_dependences_for_loop): Use depth, not loop number.
11049 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11050 number. Pass in loops, instead of loop numbers.
11051 (gather_interchange_stats): Ditto.
11052 (linear_transform_loops): Ditto.
11054 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11057 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11058 biv_fits_mode_p, extension_within_bounds_p): New functions.
11059 (check_ext_dependent_givs): Use them.
11061 2005-01-06 Roger Sayle <roger@eyesopen.com>
11063 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11064 more than one barrier, in which case we should delete them all.
11066 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11068 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11070 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11072 Fix PR middle-end/19286
11074 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11075 output this subprogram, simply ignore this attempt to do it again.
11076 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11077 origin attribute if it's not possible.
11078 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11079 (decls_for_scope): Ditto.
11080 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11081 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11083 2005-01-05 Richard Henderson <rth@redhat.com>
11086 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11087 (bdesc_2arg): Use it.
11088 (ix86_expand_binop_builtin): Force operands into registers
11090 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11091 ix86_expand_sse_compare, ix86_expand_sse_comi,
11092 ix86_expand_builtin): Likewise.
11094 2005-01-05 Richard Henderson <rth@redhat.com>
11096 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11098 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11099 (mulv4hi3): Set itanium_class mmmul.
11100 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11101 (fpack): Rename from fpack_sfsf.
11103 2005-01-05 Richard Henderson <rth@redhat.com>
11106 * reload1.c (do_input_reload): Restrict the optimization deleteing
11107 a previous output reload to RELOAD_FOR_INPUT.
11109 2005-01-05 Steven Bosscher <stevenb@suse.de>
11111 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11112 comment that we fall through after case.
11113 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11114 (distribute_links): Likewise.
11115 * cse.c (cse_insn): Likewise.
11116 * cselib.c (cselib_invalidate_mem): Likewise.
11117 * df.c: Update comments at the top of the file.
11118 (read_modify_subreg_p): Update comments here too.
11119 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11120 * flow.c (mark_set_1): Likewise.
11121 (mark_used_regs): Likewise.
11122 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11123 (canon_list_insert): Likewise.
11124 (mark_set): Likewise.
11125 (try_replace_reg): Likewise.
11126 (store_killed_in_insn): Likewise.
11127 * loop.c (count_one_set): Likewise.
11128 (basic_induction_var): Likewise.
11129 * postreload-gcse.c (find_mem_conflicts): Likewise.
11130 * postreload.c (reload_combine_note_store): Likewise.
11131 (move2add_note_store): Likewise.
11132 * reload.c (find_equiv_reg): Likewise.
11133 (mark_referenced_resources): Likewise.
11134 * rtlanal.c (set_noop_p): Likewise.
11135 (note_stores): Likewise.
11136 (note_uses): Likewise.
11137 * sched-deps.c (sched_analyze_1): Likewise.
11138 * sched-rgn.c (check_live_1): Likewise.
11139 (update_live_1): Likewise.
11140 * config/i860/i860.c: Likewise.
11142 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11144 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11146 * doc/rtl.texi: Update documentation for bit-fields and SET.
11148 2005-01-05 Roger Sayle <roger@eyesopen.com>
11150 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11152 2005-01-05 Jan Hubicka <jh@suse.cz>
11153 Richard Henderson <rth@redhat.com>
11156 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11159 2005-01-05 Richard Henderson <rth@redhat.com>
11162 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11163 (sse_shufps): Change operand 3 to const_int_operand.
11164 (sse2_storelps): Fix typo in template.
11165 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11166 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11167 (ix86_expand_builtin): Likewise.
11169 2005-01-05 Julian Brown <julian@codesourcery.com>
11171 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11172 as aggregates for AAPCS ABIs.
11174 2005-01-05 Stan Shebs <shebs@apple.com>
11176 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11177 Mach-O getters if ppc64.
11178 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11180 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11181 signed four-byte field for global code case.
11182 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11184 2005-01-05 Roger Sayle <roger@eyesopen.com>
11186 PR middle-end/19100
11187 * c-common.c: Include real.h.
11188 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11189 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11190 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11191 * Makefile.in (c-common.o): Update dependencies.
11193 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11195 * c-parse.in (asm_string): Add trailing semicolon.
11197 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11199 * c-parse.in (asm_string): New. Don't allow wide strings in
11201 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11202 asm_string instead of STRING.
11204 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11206 * c-typeck.c (constructor_no_implicit): Remove.
11207 (set_designator, process_init_element): Don't check
11208 constructor_no_implicit.
11210 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11211 Kaz Kojima <kkojima@gcc.gnu.org>
11214 * lcm.c (create_pre_exit): New.
11215 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11216 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11218 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11220 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11221 -msoft-float in target_float_switch.
11222 * arm.c (arm_override_options): Fix processing of target_float_switch.
11224 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11226 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11229 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11231 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11232 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11234 2005-01-04 Roger Sayle <roger@eyesopen.com>
11236 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11237 if deleting the then-block allows the test-block to fallthru to the
11240 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11243 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11244 after the full declaration if the are in two different TUs.
11246 2005-01-04 Richard Henderson <rth@redhat.com>
11249 * tree-sra.c (generate_one_element_init): Just
11250 call gimplify_and_add.
11251 (generate_element_init): Record the
11252 new referenced variables and mark them for renaming
11253 and split out to ...
11254 (generate_element_init_1): This.
11255 (scalarize_init): Don't call push_gimplify_context/
11256 pop_gimplify_context.
11258 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11260 * toplev.c (get_src_pwd): Handle failure of getpwd().
11262 2005-01-04 Roger Sayle <roger@eyesopen.com>
11264 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11266 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11267 all the cases handled by it are inverted by invert_truthvalue.
11269 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11271 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11272 (save_register_windowsi): Likewise.
11274 2005-01-04 Richard Henderson <rth@redhat.com>
11276 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11278 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11280 PR middle-end/17767
11281 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11282 any simplifications of vector mode comparison operators.
11283 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11285 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11286 Devang Patel <dpatel@apple.com>
11288 PR tree-optimization/18308
11289 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11290 the operands before creating a new expression.
11291 * dojump.c (do_jump): Make drop_through_label available
11292 for all cases. Add expansion of COND_EXPR.
11294 2005-01-04 Ira Rosen <irar@il.ibm.com>
11296 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11297 INTEGER_CST instead of TREE_CONSTANT.
11298 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11299 instead of TREE_CONSTANT.
11300 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11301 instead of TREE_CONSTANT.
11303 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11305 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11307 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11310 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11311 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11313 2005-01-03 Richard Henderson <rth@redhat.com>
11315 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11316 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11317 fold_convert_const_real_from_real): Split out from ...
11318 (fold_convert_const): ... here.
11320 2005-01-03 Richard Henderson <rth@redhat.com>
11323 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11324 (mov<MMXMODEI>_internal): Likewise.
11325 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11326 Add V2SF case; use it for SSE1; don't use TI.
11327 (movdf_integer): Likewise.
11328 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11330 2005-01-03 Ira Rosen <irar@il.ibm.com>
11332 * tree-vectorizer.c (vect_strip_conversions): New function.
11333 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11334 check for binary class.
11336 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11340 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11342 * gimple-low.c (mark_blocks_with_used_vars): New function.
11343 (mark_blocks_with_used_subblocks): Ditto.
11344 (mark_used_blocks): Ditto.
11345 (pass_mark_used_blocks): New pass.
11346 * tree-inline.c: Include debug.h.
11347 (expand_call_inline): Call outlining_inline_function here.
11348 * tree-optimize.c (init_tree_optimization_passes): Add
11349 pass_mark_used_blocks.
11350 * tree-pass.h (pass_mark_used_blocks): New.
11351 * Makefile.in (tree-inline.o): Add debug.h dependency.
11353 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11355 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11356 VAR_DECLs to have weak_import attribute.
11358 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11361 2004-01-03 Steven Bosscher <stevenb@suse.de>
11363 * passes.c (rest_of_compilation): Don't run regmove if only
11364 flag_expensive_optimizations, require flag_regmove instead.
11366 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11368 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11370 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11371 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11372 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11373 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11375 2005-01-03 Richard Henderson <rth@redhat.com>
11377 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11378 (ia64_const_ok_for_letter_p): New.
11379 (ia64_const_double_ok_for_letter_p): New.
11380 (ia64_extra_constraint): New.
11381 (ia64_expand_vecint_compare): New.
11382 (ia64_expand_vcondu_v2si): New.
11383 (ia64_expand_vecint_cmov): New.
11384 (ia64_expand_vecint_minmax): New.
11385 (ia64_print_operand): Add 'v'.
11386 (ia64_preferred_reload_class): New.
11387 (ia64_vector_mode_supported_p): New.
11388 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11389 (PREFERRED_RELOAD_CLASS): Move to function.
11390 (CONST_OK_FOR_LETTER_P): Move to function.
11391 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11392 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11393 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11394 (EXTRA_CONSTRAINT): Move to function.
11395 * config/ia64/ia64.md: Include vect.md.
11396 (itanium_class): Add mmalua.
11398 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11400 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11401 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11403 (const_int_2bit_operand): New.
11404 (fr_reg_or_0_operand): New.
11405 * config/ia64/ia64-modes.def: Add vector modes.
11406 * config/ia64/ia64-protos.h: Update.
11407 * config/ia64/vect.md: New file.
11409 2005-01-03 Richard Henderson <rth@redhat.com>
11411 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11413 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11416 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11418 (log1pdf2): Change mode of operands[0,1] to DFmode.
11420 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11422 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11423 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11424 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11425 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11426 SPARC_RELAXED_ORDERING.
11428 2005-01-03 Richard Henderson <rth@redhat.com>
11429 Uros Bizjak <uros@kss-loka.si>
11432 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11433 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11434 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11436 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11437 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11438 const_pow2_1_to_128_operand): New predicates.
11440 2005-01-02 Greg McGary <greg@mcgary.org>
11442 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11444 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11445 object. [ptr_type]: Remove unused variable.
11446 Remember nearest addressable array-element or record-component
11447 when checking bitfield components. Tolerate empty BIND_EXPR.
11449 2005-01-01 Richard Henderson <rth@redhat.com>
11451 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11452 that don't narrow the value. Fail for other conversions.
11454 2005-01-01 Richard Henderson <rth@redhat.com>
11457 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11458 * c-lang.c (finish_file): Don't do it here.
11459 * objc/objc-act.c (objc_finish_file): Likewise.
11461 * cgraph.c (decl_assembler_name_equal): New.
11462 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11463 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11464 * cgraph.h (struct cgraph_varpool_node): Add next.
11465 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11466 * varasm.c (assemble_alias): Mark the target as needed.
11468 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11470 PR middle-end/19221
11471 * function.c (get_arg_pointer_save_area): Use entry_of_function
11472 instead of get_insns.
11474 2005-01-01 Roger Sayle <roger@eyesopen.com>
11475 Andrew Pinski <pinskia@physics.uc.edu>
11476 James E. Wilson <wilson@specifixinc.com>
11478 PR rtl-optimization/12092
11479 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11482 2005-01-01 Roger Sayle <roger@eyesopen.com>
11483 Olivier Hainque <hainque@act-europe.fr>
11485 * tree.c (int_fits_type_p): A narrower type always fits in a
11486 wider one, except for negative values into unsigned types.
11488 2005-01-01 Roger Sayle <roger@eyesopen.com>
11490 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11491 with the original constant rather than require TREE_OVERFLOW.
11493 2005-01-01 Steven Bosscher <stevenb@suse.de>
11495 PR middle-end/17544
11496 * c-decl.c (finish_function): If compiling C99, annotate the
11497 compiler generated return with the current file name and line 0.
11498 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11499 the source line is greater than 0.
11500 (remove_bb): Likewise.