1 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3 * tree-ssa-loop-im.c: Include real.h.
4 (determine_invariantness_stmt): If real division divisor is
5 invariant and flag_unsafe_math_optimizations enabled, generate
6 invariant reciprocal for hoisting.
7 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
9 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
11 Fix PR tree-optimization/20926
13 * tree-ssa-alias.c (add_type_alias): Handle subvars.
15 2005-04-11 Devang Patel <dpatel@apple.com>
17 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
20 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
22 * fold-const.c (fold_binary_op_with_conditional_arg):
23 use fold_buildN instead of "fold (buildN" in some
25 (fold_unary): Likewise.
26 (fold_binary): Likewise.
28 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
30 Fix PR tree-optimization/20612
31 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
33 (perfect_nestify): preheaderbb is *not* part of loop of the
36 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
38 * tree-ssa-alias.c (may_alias_p): If the variable
39 is a global variable and the pointer is parameter
40 and -fargument-noalias-global is used, then
41 the pointer cannot alias the variable.
43 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
45 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
46 * config/sparc/sparc.h: Likewise.
47 * config/sparc/sparc.md: Likewise.
49 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
51 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
53 * tree-vrp.c: Fix a comment typo.
55 2005-04-11 Diego Novillo <dnovillo@redhat.com>
57 PR tree-optimization/20920
58 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
59 SSA_NAME flows through an abnormal edge.
60 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
61 through abnormal edges.
62 (maybe_add_assert_expr): Likewise.
64 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
66 * config/s390/s390.h (s390_tune_string, s390_arch_string)
67 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
68 (s390_stack_size_string, s390_stack_guard_string, target_flags)
69 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
70 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
71 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
72 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
73 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
74 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
75 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
76 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
77 (TARGET_HANDLE_OPTION): Likewise.
78 (s390_tune): Initialize to PROCESSOR_max.
79 (s390_arch_string): Make static.
80 (s390_tune_string, s390_warn_framesize_string): Delete.
81 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
82 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
83 (s390_handle_arch_option, s390_handle_option): New functions.
84 (override_options): Remove parsing of option strings.
85 * config/s390/s390.opt: New file.
87 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
89 * tree-complex.c (expand_vector_operations): Call
90 update_stmt_if_modified.
92 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
94 * tree-vect-analyze (vect_determine_vectorization_factor):
95 Do not use GET_MODE_NUNITS.
96 * tree-vect-transform.c (vect_get_vec_def_for_operand,
97 (vectorizable_load, vect_transform_loop): Likewise.
99 2005-04-11 Uros Bizjak <uros@kss-loka.si>
101 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
102 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
103 * optabs.h (enum optab_index): Add new OTI_lceil.
104 (lceil_optab): Define corresponding macro.
105 * optabs.c (init_optabs): Initialize lceil_optab.
106 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
107 and lceildi2 patterns.
108 * builtins.c (expand_builtin_int_roundingfn): Handle
109 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
110 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
111 BUILT_IN_LLCEIL{,F,L}.
112 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
113 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
114 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
115 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
116 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
117 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
118 into lceil built-in function and (long long int)ceil{,f,l} into
119 llceil built-in function.
120 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
123 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
125 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
128 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
130 * config/arm/arm.c: Fix a comment typo.
131 * doc/tree-ssa.texi: Fix a typo.
133 2005-04-10 Steven Bosscher <stevenb@suse.de>
135 * cselib.c (clear_table): Rename to cselib_clear_table.
136 * cselib.h (cselib_clear_table): Add prototype.
137 * gcse.c (gcse_main): Make 'f' argument unused.
138 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
139 of each basic block instead.
140 (compute_sets, compute_hash_table_work): Likewise.
141 (constprop_register): Change int 'alter_jumps' argument to bool.
142 (do_local_cprop): Likewise.
143 (local_cprop_pass): Likewise. Also walk basic blocks instead of
144 the insn chain. Explicitly clear the cselib tables after finishing
145 one basic block. Make sure there are no unterminated libcall blocks.
146 Update compute_sets call.
147 (cprop): Walk basic blocks instead of the insn chain.
148 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
150 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
151 one_cprop_pass calls.
153 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
155 * combine.c (combine_simplify_rtx): Remove a transformation that
156 relies on an invalid assumption about rtl sign-extension semantics.
158 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
160 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
161 to build_int_cst_wide.
163 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
166 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
167 set the original address pseudo to the correct value before the
168 original insn, if possible, and leave the insn alone, otherwise
169 create a new pseudo, set it and replace it in the insn.
170 * recog.c (validate_change_maybe_volatile): New.
171 * recog.h (validate_change_maybe_volatile): Declare.
173 2005-04-09 Caroline Tice <ctice@apple.com>
175 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
176 Remove targetm.have_named_sections test.
177 (fix_edges_for_rarely_executed_code): Likewise.
178 (insert_section_boundary_note): Likewise.
179 (reorder_basic_blocks): Check partitioning flag before calling
180 verify_hot_cold_block_grouping.
181 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
182 the function struct rather than global variables.
183 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
184 (COLD_END_LABEL): Likewise
185 (cold_text_section_label): New static global variable.
186 (cold_end_label): Likewise.
187 (dwarf2out_switch_text_section): Get hot/cold section labels from
188 the function struct rather than global variables.
189 (output_aranges): Use cold_text_section_label and cold_end_label;
190 check partitioning flag before putting out delta.
191 (output_ranges): Remove incorrect code attempting to use
193 (output_line_info): Get cold section label from function struct.
194 (add_location_or_const_value_attribute): Likewise.
195 (get_subprogram_die): Get hot/cold section labels from function struct.
196 (dwarf2out_var_location): Likewise.
197 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
198 write out cold_text_section_label if partition flag is set.
199 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
200 * function.h (struct function): Add new fields to point to hot/cold
201 section labels: hot_section_label, cold_section_label,
202 hot_section_end_label and cold_section_end_label; also add new field
203 for cold text section name, unlikely_text_section_name.
204 * opts.c (decode_options): Turn off partitioning flag if
205 !targetm.have_named_sections.
206 * output.h (hot_section_label): Remove.
207 (hot_section_end_label): Remove.
208 (cold_section_end_label): Remove.
209 (unlikely_section_label): Remove.
210 (unlikely_text_section_name): Remove.
211 * passes.c (rest_of_handle_final): Remove code that frees
212 unlikely_text_section_name.
213 * varasm.c (unlikely_section_label): Remove.
214 (hot_section_label): Remove.
215 (hot_section_end_label): Remove.
216 (cold_section_end_label): Remove.
217 (unlikely_text_section_name): Remove.
218 (initialize_cold_section_name): Modify to call
219 targetm.strip_name_encoding; to store cold section name in current
220 function struct, if it exists; and to only use the decl_section_name
221 if flag_named_sections is true.
222 (unlikely_text_section): Modify to get section name out of current
223 function struct, if there is one; otherwise build it from
224 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
225 (in_unlikely_text_section): Likewise.
226 (named_section): Modify to get/put cold section name in current function
227 struct, if there is one.
228 (function_section): Change 'bool unlikely' to 'int reloc'; check
229 targetm.have_named_sections before calling named_section.
230 (current_function_section): Likewise.
231 (assemble_start_function): Modify to get/put unlikely_text_section_name
232 in current function struct; modify to get hot/cold section labels
233 from function struct; initialize labels using
234 ASM_GENERATE_INTERNAL_LABEL;
235 test partitioning flag before writing out hot section label.
236 (assemble_end_function): Test partitioning flag before writing out
237 hot/cold section labels.
238 (default_section_type_flags_1): Modify to use array instead of
239 char* for unlikely_text_section_name; set flags correctly for
240 cold text section if there is not a current function decl.
242 2005-04-09 Jakub Jelinek <jakub@redhat.com>
244 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
245 and TI_VA_LIST_FPR_COUNTER_FIELD.
246 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
247 * tree-pass.h (pass_stdarg): Add.
248 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
249 * tree-stdarg.c: New file.
250 * tree-stdarg.h: New file.
251 * Makefile.in (OBJS-common): Add tree-stdarg.o.
252 (tree-stdarg.o): Add dependencies.
253 * function.h (struct function): Add va_list_gpr_size and
254 va_list_fpr_size fields.
255 * function.c (allocate_struct_function): Initialize them.
256 * target.h (struct gcc_target): Add stdarg_optimize_hook.
257 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
258 (TARGET_INITIALIZER): Add it.
260 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
261 va_list_{g,f}pr_counter_field.
262 (ix86_setup_incoming_varargs): Don't do anything if reg_save
263 area will not be used. Only save registers that tree-stdarg.c
264 detected they need saving.
265 (ix86_va_start): Don't set up fields that won't be used.
267 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
268 va_list_{g,f}pr_counter_field.
269 (setup_incoming_varargs): Don't do anything if reg_save
270 area will not be used. Only save registers that tree-stdarg.c
271 detected they need saving.
272 (rs6000_va_start): Don't set up fields that won't be used.
274 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
275 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
276 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
277 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
279 2005-04-09 Jakub Jelinek <jakub@redhat.com>
282 * config/i386/i386.c (construct_container): Pass empty aligned
283 struct, union or class in memory.
285 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
287 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
288 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
289 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
290 config/rs6000/predicates.md: Fix comment typos.
292 * sched-int.h (haifa_insn_data): Remove blockage and units.
293 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
294 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
295 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
297 2005-04-09 Jan Hubicka <jh@suse.cz>
298 Steven Bosscher <stevenb@suse.de>
300 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
301 * cfgloop.c (get_loop_exit_edges): Likewise.
302 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
304 * loop-unroll.c (analyze_insns_in_loop): Likewise.
305 * tree-cfg.c (dump_cfg_status): Likewise.
307 2005-04-09 David Edelsohn <edelsohn@gnu.org>
309 * config/rs6000/predicates.md (altivec_register_operand): Remove
310 redundant match_code test.
311 (gpc_reg_operand): Same.
312 (cc_reg_operand): Same.
313 (cc_reg_not_cr0_operand): Same.
315 2005-04-09 Jan Hubicka <jh@suse.cz>
317 Forgotten hunk from my last merge patch:
318 * final.c (output_addr_const): Do not call mark_referenced.
320 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
322 * doc/tree-ssa.texi: Add immediate use documentation.
324 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
326 * arm.c (FL_WBUF): Define.
327 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
328 (arm_is_6_or_7): Delete.
329 (arm_tune_wbuf): New.
330 (arm_override_options): Set arm_tune_wbuf.
331 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
332 (arm_is_6_or_7): Delete declaration.
333 (arm_tune_wbuf): New declartion.
334 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
335 (model_wbuf): Derive from arm_tune_wbuf.
336 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
337 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
338 (arm740t): Mark CPUs as having a write buffer.
340 2005-04-09 Uros Bizjak <uros@kss-loka.si>
342 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
343 of 'const_double_operand' in operand 2 constraints. Update enable
346 2005-04-09 Uros Bizjak <uros@kss-loka.si>
348 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
349 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
350 * optabs.h (enum optab_index): Add new OTI_lfloor.
351 (lfloor_optab): Define corresponding macro.
352 * optabs.c (init_optabs): Initialize lfloor_optab.
353 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
354 and lfloordi2 patterns.
355 * builtins.c (expand_builtin_int_roundingfn): New prototype.
356 (expand_builtin_int_roundingfn): New function.
357 (fold_builtin_int_roundingfn): New prototype.
358 (fold_builtin_int_roundingfn): New function, renamed from
360 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
361 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
362 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
363 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
364 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
365 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
366 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
367 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
368 into lfloor built-in function and (long long int)floor{,f,l} into
369 llfloor built-in function.
370 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
373 2005-04-08 Ian Lance Taylor <ian@airs.com>
375 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
376 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
377 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
378 (DO_COND, DO_BODY): Likewise.
379 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
380 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
381 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
382 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
383 (build_continue_stmt, build_break_stmt): Don't declare.
384 (c_do_switch_warnings): Update declaration.
385 * c-gimplify.c (enum bc_t): Remove.
386 (struct c_gimplify_ctx, ctxp): Remove.
387 (push_context, pop_context): Remove static functions.
388 (c_genericize): Don't call push_context or pop_context.
389 (begin_bc_block, finish_bc_block): Remove static functions.
390 (build_bc_goto): Likewise.
391 (gimplify_c_loop): Likewise.
392 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
393 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
394 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
395 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
396 * c-common.c (c_do_switch_warnings): Rename from
397 c_do_switch_warnings_1.
398 (c_do_switch_warnings) [old version]: Remove.
399 (c_do_switch_expr_warnings): Remove.
400 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
401 function instead of c_do_switch_expr_warnings.
402 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
403 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
404 * c-pretty-print.c (pp_c_statement): Likewise.
405 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
407 2005-04-08 Devang Patel <dpatel@apple.com>
409 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
410 While selecting replacement condition pay attention to loop header.
412 2005-04-08 Diego Novillo <dnovillo@redhat.com>
414 Merge from tree-cleanup-branch: VRP, store CCP, store
415 copy-prop, incremental SSA updating of FUD chains and
416 newly exposed symbols.
418 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
419 (OBJS-common): Add tree-vrp.o.
420 (tree-vrp.o): New rule.
421 * basic-block.h (nearest_common_dominator_for_set): Declare.
422 * common.opt (ftree-store-ccp): New flag.
423 (ftree-copy-prop): New flag.
424 (ftree-vrp): New flag.
425 (ftree-store-copy-prop): New flag.
426 * dominance.c (nearest_common_dominator_for_set): New.
427 * domwalk.c (walk_dominator_tree): Only traverse
428 statements in blocks marked in walk_data->interesting_blocks.
429 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
430 * fold-const.c (fold): Handle ASSERT_EXPR.
431 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
432 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
433 flag_tree_vrp at -O2.
434 * timevar.def (TV_TREE_VRP): Define.
435 (TV_TREE_COPY_PROP): Define.
436 (TV_TREE_STORE_COPY_PROP): Define.
437 (TV_TREE_SSA_INCREMENTAL): Define.
438 (TV_TREE_STORE_CCP): Define.
439 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
440 to kill_redundant_phi_nodes from comment.
441 (verify_expr): Handle ASSERT_EXPR.
442 * tree-dfa.c (mark_new_vars_to_rename): Remove second
443 argument. Update all users.
444 (mark_call_clobbered_vars_to_rename): Remove. Update all
446 * tree-flow-inline.h (unmodifiable_var_p): New.
447 * tree-flow.h (enum value_range_type): Declare.
448 (struct value_range_def): Declare.
449 (value_range): Declare.
450 (remove_all_phi_nodes_for): Remove. Update all users.
451 (find_phi_node_for): Declare.
452 (add_type_alias): Declare.
453 (count_uses_and_derefs): Declare.
454 (kill_redundant_phi_nodes): Remove.
455 (rewrite_into_ssa): Remove.
456 (rewrite_def_def_chains): Remove.
457 (update_ssa, register_new_name_mapping, create_new_def_for,
458 need_ssa_update_p, name_registered_for_update_p,
459 release_ssa_name_after_update_ssa, dump_repl_tbl,
460 debug_repl_tbl, dump_names_replaced_by,
461 debug_names_replaced_by, mark_sym_for_renaming,
462 mark_set_for_renaming, get_current_def, set_current_def,
463 get_value_range, dump_value_range, debug_value_range,
464 dump_all_value_ranges, debug_all_value_ranges,
465 expr_computes_nonzero, loop_depth_of_name,
466 unmodifiable_var_p): Declare.
467 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
469 * tree-into-ssa.c (block_defs_stack): Update comment.
470 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
471 syms_to_rename, names_to_release, repl_tbl,
472 need_to_initialize_update_ssa_p, need_to_update_vops_p,
473 need_to_replace_names_p): New locals.
474 (NAME_SETS_GROWTH_FACTOR): Define.
475 (struct repl_map_d): Declare.
476 (struct mark_def_sites_global_data): Add field
478 (enum rewrite_mode): Declare.
479 (REGISTER_DEFS_IN_THIS_STMT): Define.
480 (compute_global_livein): Use last_basic_block instead of
482 (set_def_block): Remove last argument. Update all callers.
483 (prepare_use_operand_for_rename): Remove. Update all callers.
484 (prepare_def_operand_for_rename): Remove. Update all callers.
485 (symbol_marked_for_renaming): New.
488 (repl_map_hash): New.
490 (repl_map_free): New.
491 (names_replaced_by): New.
492 (add_to_repl_tbl): New.
493 (add_new_name_mapping): New.
494 (mark_def_sites): Assume that all the operands in the
495 statement are in normal form.
496 (find_idf): Assert that the block in the stack is valid.
497 (get_default_def_for): New.
498 (insert_phi_nodes_for): Add new argument 'update_p'.
500 If update_p is true, add a new mapping between the LHS of
501 each new PHI and the name that it replaces.
502 (insert_phi_nodes_1): Only call find_idf if needed.
503 (get_reaching_def): Call get_default_def_for.
504 (rewrite_operand): Remove.
505 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
506 and REWRITE_THIS_STMT are false.
507 Assume that all the operands in the statement are in
509 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
510 (rewrite_virtual_phi_arguments): Remove.
511 (invalidate_name_tags): Remove.
512 (register_new_update_single, register_new_update_set,
513 rewrite_update_init_block, replace_use,
514 rewrite_update_fini_block, rewrite_update_stmt,
515 rewrite_update_phi_arguments): New.
516 rewrite_blocks): Remove argument 'fix_virtual_phis'.
517 Add arguments 'entry', 'what' and 'blocks'.
518 Initialize the dominator walker according to 'what' and
520 Start the dominator walk at 'entry'.
521 (mark_def_site_blocks): Add argument 'interesting_blocks'.
522 Use it to configure the dominator walker.
523 (rewrite_into_ssa): Remove argument 'all'.
525 (rewrite_all_into_ssa): Remove.
526 (rewrite_def_def_chains): Remove.
527 (mark_def_interesting, mark_use_interesting,
528 prepare_phi_args_for_update, prepare_block_for_update,
529 prepare_def_site_for, prepare_def_sites,
530 dump_names_replaced_by, debug_names_replaced_by,
531 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
532 delete_update_ssa, create_new_def_for,
533 register_new_name_mapping, mark_sym_for_renaming,
534 mark_set_for_renaming, need_ssa_update_p,
535 name_registered_for_update_p, ssa_names_to_replace,
536 release_ssa_name_after_update_ssa,
537 insert_updated_phi_nodes_for, update_ssa): New.
538 * tree-loop-linear.c (linear_transform_loops): Call
539 update_ssa instead of rewrite_into_ssa.
540 * tree-optimize.c (vars_to_rename): Remove.
542 (init_tree_optimization_passes): Replace
543 pass_redundant_phi with pass_copy_prop.
545 Replace pass_ccp with pass_store_ccp.
546 Add pass_store_copy_prop after pass_store_ccp.
547 (execute_todo): If the TODO_ flags don't include updating
548 the SSA form, assert that it does not need to be updated.
549 Call update_ssa instead of rewrite_into_ssa and
550 rewrite_def_def_chains.
551 If TODO_verify_loops is set, call verify_loop_closed_ssa.
552 (tree_rest_of_compilation):
553 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
554 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
555 TODO_cleanup_cfg): Renumber.
556 (TODO_verify_loops, TODO_update_ssa,
557 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
558 TODO_update_ssa_only_virtuals): Define.
559 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
561 * tree-phinodes.c (make_phi_node): Update documentation.
562 (remove_all_phi_nodes_for): Remove.
563 (find_phi_node_for): New.
564 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
565 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
566 (interpret_rhs_modify_expr): Likewise.
567 * tree-sra.c (decide_instantiations): Mark all symbols in
568 SRA_CANDIDATES for renaming.
569 (mark_all_v_defs_1): Rename from mark_all_v_defs.
570 (mark_all_v_defs): New function. Update all users to call it
571 with the whole list of scalarized statements, not just the
573 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
574 (compute_flow_insensitive_aliasing): If the tag is
575 unmodifiable and the variable isn't or vice-versa, don't
576 make them alias of each other.
577 (setup_pointers_and_addressables): If the type tag for
578 VAR is about to change, mark the old one for renaming.
579 (add_type_alias): New.
580 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
581 (ccp_lattice_t): Rename from latticevalue.
582 (value): Remove. Update all users.
583 (const_val): New local variable.
584 (do_store_ccp): New local variable.
585 (dump_lattice_value): Handle UNINITIALIZED.
586 (debug_lattice_value): New.
587 (get_default_value): Re-write.
588 (set_lattice_value): Re-write.
589 (def_to_varying): Remove. Update all users.
590 (likely_value): Return VARYING for statements that make
591 stores when STORE_CCP is false.
592 Return VARYING for any statement other than MODIFY_EXPR,
593 COND_EXPR and SWITCH_EXPR.
594 (ccp_initialize): Re-write.
595 (replace_uses_in, replace_vuse_in, substitute_and_fold):
596 Move to tree-ssa-propagate.c.
597 (ccp_lattice_meet): Handle memory stores when
598 DO_STORE_CCP is true.
599 (ccp_visit_phi_node): Likewise.
600 (ccp_fold): Likewise.
601 (evaluate_stmt): Likewise.
602 (visit_assignment): Likewise.
603 (ccp_visit_stmt): Likewise.
604 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
608 (do_ssa_store_ccp): New.
609 (gate_store_ccp): New.
610 (pass_store_ccp): Declare.
611 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
612 (may_propagate_copy): Reformat.
613 Don't abort if ORIG is a virtual and DEST isn't.
614 If NEW does not have alias information but DEST does,
616 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
617 copy_prop_kind, which_copy_prop): Declare.
618 (stmt_may_generate_copy, get_copy_of_val,
619 get_last_copy_of, set_copy_of_val, dump_copy_of,
620 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
621 copy_prop_visit_stmt, copy_prop_visit_phi_node,
622 init_copy_prop, fini_copy_prop, execute_copy_prop,
623 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
624 store_copy_prop): New.
625 (pass_copy_prop, pass_store_copy_prop): Declare.
626 * tree-ssa-dom.c (struct opt_stats_d): Add fields
627 'num_const_prop' and 'num_copy_prop'.
628 (cprop_operand): Update them.
629 (dump_dominator_optimization_stats): Dump them.
630 (tree_ssa_dominator_optimize): Call update_ssa instead of
632 (loop_depth_of_name): Declare extern.
633 (simplify_cond_and_lookup_avail_expr): Guard against NULL
634 values for LOW or HIGH.
635 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
636 (record_equivalences_from_stmt): Call expr_computes_nonzero.
637 (cprop_operand): Only propagate if VAL != OP.
638 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
639 statement for renaming.
640 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
641 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
642 add_type_alias if necessary.
643 Call mark_new_vars_to_rename.
644 (tree_ssa_iv_optimize): If new symbols need to be renamed,
645 mark every statement updated, call update_ssa and
646 rewrite_into_loop_closed_ssa.
647 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
648 from LIVEIN if VAR is a virtual.
649 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
650 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
651 (get_call_expr_operands): Reformat statement.
652 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
654 * tree-ssa-propagate.c (ssa_prop_init): Initialize
655 SSA_NAME_VALUE for every name.
656 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
657 get_value_loaded_by): New.
658 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
659 substitute_and_fold): Move from tree-ssa-ccp.c.
660 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
661 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
662 get_value_loaded_by, replace_uses_in, substitute_and_fold):
664 * tree-ssa.c (verify_use): Fix error message.
665 (propagate_into_addr, replace_immediate_uses, get_eq_name,
666 check_phi_redundancy, kill_redundant_phi_nodes,
667 pass_redundant_phi): Remove. Update all users.
668 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
669 add_type_alias, if necessary.
670 * tree-vectorizer.h (struct _stmt_vect_info): Update
671 documentation for field 'memtag'.
672 * tree-vrp.c: New file.
673 * tree.def (ASSERT_EXPR): Define.
674 * tree.h (ASSERT_EXPR_VAR): Define.
675 (ASSERT_EXPR_COND): Define.
676 (SSA_NAME_VALUE_RANGE): Define.
677 (struct tree_ssa_name): Add field 'value_range'.
678 (PHI_REWRITTEN): Remove.
679 (struct tree_phi_node): Remove field 'rewritten'.
680 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
681 -ftree-store-copy-prop): Document.
682 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
683 Document usage of update_ssa.
685 2005-04-08 David Edelsohn <edelsohn@gnu.org>
688 * config/rs6000/predicates.md (altivec_register_operand): Accept
690 (and64_operand): Do not limit CONST_INT to mask64_operand.
691 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
692 (and_operand): Do not limit CONST_INT to mask_operand.
694 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
696 PR rtl-optimization/20466
697 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
698 for overlap of the address of each list member.
699 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
701 2005-04-08 Mike Stump <mrs@apple.com>
703 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
705 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
708 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
710 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
712 * function.c (push_function_context_to): Don't set
714 * function.h (function): Remove contains_functions.
715 (current_function_contains_functions): Remove.
717 * function.h (function): Remove instrument_entry_exit.
718 (current_function_instrument_entry_exit): Remove.
720 * function.h (nonlocal_labels): Remove.
722 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
724 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
725 (check_attr_value, write_attr_get, write_expr_attr_cache,
726 find_attr, make_internal_attr): Don't reference negative_ok or
728 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
729 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
730 (ATTR_STATIC): Adjust the value.
732 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
734 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
736 * config/s390/tpf.h (ASM_SPEC): Define.
738 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
740 * tree-flow.h: Remove the prototype for
741 redirect_immediate_uses.
742 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
744 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
746 * arm.c (arm_const_double_by_parts): New function.
747 * arm-protos.h (arm_const_double_by_parts): Add prototype.
748 * arm.md (define_split for 64-bit constants): Add another one.
750 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
752 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
754 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
756 * system.h: Revert last change.
758 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
760 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
761 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
762 (TARGET_SWITCHES): Delete.
763 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
764 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
765 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
766 * config/xtensa/xtensa.opt: New file.
768 2005-04-08 Ben Elliston <bje@au.ibm.com>
770 * config/fp-bit.c: Include L_mul_tf in #endif comment.
771 * config/fp-bit.h: Tidy comments.
773 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
775 * system.h: Poison PARAMS.
777 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
779 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
780 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
781 (TARGET_SWITCHES): Delete.
782 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
783 * config/vax/vax.opt: New file.
785 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
787 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
789 2005-04-07 Ian Lance Taylor <ian@airs.com>
791 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
793 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
794 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
797 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
799 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
800 all immediate uses in PHI nodes.
802 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
804 * arm.c (arm_const_double_inline_cost): Handle any constant by
805 using gen_lowpart and gen_highpart_mode.
806 (note_invalid_constants): All constants in an RTX with a constraint
807 that permits memory are now pushed to the constant pool.
808 (output_move_double): Delete code to handle reg to reg and
809 constant to reg moves.
810 (const_double_needs_minipool, output_mov_immediate): Delete.
811 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
812 CONST_INT and CONST_VECTOR.
813 * arm.md (ANY64): New mode macro.
814 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
815 (movdf_soft_insn): Split reg-reg and const-reg moves.
816 (split patterns for 64-bit constant and register moves): New.
817 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
818 (cirrus_movdf_hard_insn): Likewise.
819 * fpa.md (movdf_fpa): Likewise.
820 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
821 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
823 (movv2si_internal_2): Likewise.
824 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
825 (movdf_vfp): Likewise.
826 * arm-protos.h (output_mov_immediate): Delete prototype.
828 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
831 * simplify-rtx.c (simplify_unary_operation_1): Check
832 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
834 2005-04-06 James E Wilson <wilson@specifixinc.com>
837 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
840 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
842 * coverage.h (GCOV_TYPE_NODE): Delete.
843 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
844 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
845 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
846 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
847 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
849 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
852 * Makefile.in (gcc.pot): Remove options.c dependency.
853 * optc-gen.awk: Don't quote help strings with N_().
855 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
857 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
858 the function returns a pointer type.
860 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
862 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
863 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
864 * doc/invoke.texi: Documnet salias-max-implicit-fields.
865 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
866 explicit_uses members.
867 (get_or_create_used_part_for): Initialize new fields.
868 (fieldoff_compare): New function.
869 (create_overlap_variables_for): Count number of fields, use
870 heuristic to determine whether to create subvars for vars with
872 Sort the field list by offset and avoid creating duplicate SFT's.
874 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
876 * c.opt (-F): Remove trailing whitespace from help string.
877 (-finput-charset): Use a tab to separate the switch name and help
879 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
880 (-ftree-vectorizer-verbose): Likewise.
882 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
884 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
885 a PHI argument where a use occurs instead of all PHI arguments.
887 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
889 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
892 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
894 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
895 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
896 config/bfin/bfin.h: Fix comment typos.
898 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
900 * doc/install.texi: Update the URL for Jacks.
901 * doc/sourcebuild.texi: Likewise.
903 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
906 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
907 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
909 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
911 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
913 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
915 * config/v850/v850-protos.h (override_options): Delete.
916 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
917 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
918 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
919 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
920 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
921 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
922 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
923 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
924 (OVERRIDE_OPTIONS): Delete.
925 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
926 (small_memory_info): Remove the value field.
927 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
929 * config/v850/v850.c (small_memory): Remove the value field.
930 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
931 (override_options): Delete.
932 (v850_handle_memory_option, v850_handle_option): New functions.
933 * config/v850/v850.opt: New file.
935 2005-04-06 Geoffrey Keating <geoffk@apple.com>
937 * config.host: Add a section for generic hosts, and a subsection
938 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
939 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
940 * config/host-darwin.h: New.
941 * config/x-darwin: New.
942 * config/i386/host-i386-darwin.c: New.
943 * config/i386/x-darwin: New.
944 * config/rs6000/host-darwin.c: Include host-darwin.h.
945 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
946 (darwin_rs6000_gt_pch_use_address): Likewise.
947 * config/rs6000/x-darwin: Change name of .o built, update
948 dependencies for changes to rs6000/host-darwin.c.
950 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
953 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
955 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
957 * tree-vect-analyze.c (vect_analyze_loop_form): Call
958 split_loop_exit_edge instead of loop_split_edge_with.
960 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
962 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
963 UNSPEC_SET_VSCR): New constants, used throughout.
965 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
967 (altivec_vspltis<VI_char>): ... this pattern, using
968 a QImode const_int_operand for the immediate.
969 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
972 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
975 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
977 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
979 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
981 2005-04-06 Ben Elliston <bje@au.ibm.com>
983 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
984 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
985 macros as living in "this file" and not gcc.h.
987 2005-04-06 Ben Elliston <bje@au.ibm.com>
989 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
990 -ftree-live_range_split. Perhaps renamed at some point?
992 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
995 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
996 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
998 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1000 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1001 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1002 (number_of_iterations_special): New function.
1003 (number_of_iterations_exit): Use number_of_iterations_special.
1004 Use simplify_using_outer_evolutions only at -O3.
1005 (number_of_iterations_cond, tree_simplify_using_condition,
1006 simplify_using_initial_conditions, loop_niter_by_eval,
1007 compare_trees, can_count_iv_in_wider_type_bound,
1008 simplify_using_outer_evolutions): Use fold_build.
1010 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1012 * doc/install.texi (Configuration): Document --with-java-home.
1014 2005-04-05 Richard Henderson <rth@redhat.com>
1018 * config/i386/i386.c (print_operand): Handle vector zeros.
1019 (ix86_split_to_parts): Handle CONST_VECTOR.
1020 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1021 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1022 what modes to tie for MMX and SSE registers.
1023 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1024 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1025 to vector modes as well.
1026 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1027 properly as an input mode.
1029 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1031 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1033 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1035 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1037 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1039 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1040 and local functions, set sse_nregs to 8 and float_in_sse.
1041 (function_arg_advance, function_arg): If float_in_sse, pass
1042 SFmode and DFmode arguments in SSE registers.
1043 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1045 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1046 of -funit-at-a-time.
1048 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1050 * config/i386/i386-protos.h (ix86_function_value): Accept two
1051 arguments, like the target macro.
1052 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1053 * config/i386/i386.c (ix86_function_value): Accept the second
1054 argument of the target macro.
1055 (ix86_function_ok_for_sibcall): Pass a function pointer to
1056 ix86_function_value.
1057 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1058 call to ix86_value_regno).
1059 (ix86_value_regno): Add support for returning floating point values
1062 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1064 PR tree-optimization/20076
1065 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1066 that call __builtin_return or __builtin_apply_args.
1068 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1070 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1071 Use immediate use iterator.
1072 (stmt_is_bumper_for_loop): Use immediate use iterator.
1073 * predict.c (strip_builtin_expect): Use update_stmt.
1074 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1075 on all elements of a STATEMENT_LIST.
1076 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1077 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1078 (bsi_replace): Mark stmt as modified and the update it.
1079 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1080 (expand_complex_libcal): Call update_stmt.
1081 (expand_complex_comparison): Call mark_stmt_modified.
1082 (expand_complex_operations_1): Call update_stmt_if_modified.
1083 (expand_vector_operations_1): Call mark_stmt_modified.
1084 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1085 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1086 add_immediate_use, redirect_immediate_use,
1087 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1088 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1089 (mark_new_vars_to_rename): Call update_stmt.
1090 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1091 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1093 (unmodify_stmt): Delete.
1094 (update_stmt): New. Force an update of a stmt.
1095 (update_stmt_if_modified): update a stmt if it is out of date.
1096 (get_stmt_operands): Verify stmt is NOT modified.
1097 (stmt_modified_p): Update comment.
1098 (delink_imm_use): Remove a use node from its immuse list.
1099 (link_imm_use_to_list): Link a use node to a specific list.
1100 (link_imm_use): Link a node to the correct list.
1101 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1102 it in the correct list, if appropriate.
1103 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1104 (relink_imm_use): Link a use node in place of another node in a list.
1105 (relink_imm_use_stmt): LInk a node in place of another node, and set
1107 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1108 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1109 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1110 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1111 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1112 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1113 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1114 (has_zero_uses): New. Return true if there are no uses of a var.
1115 (has_single_use): New. Return true if there is only a single use of a
1117 (single_imm_use): New. Return the simgle immediate use.
1118 (num_imm_uses): New. Return the number of immediate uses.
1119 (get_v_must_def_ops): Use is now a pointer.
1120 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1121 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1123 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1124 (delink_stmt_imm_use): Delink all immuses from a stmt.
1125 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1126 * tree-flow.h (struct dataflow_d): Delete.
1127 (immediate_use_iterator_d): New. Immediate use iterator struct.
1128 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1129 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1130 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1132 (struct stmt_ann_d): Remove dataflow_t from struct.
1133 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1134 (if_convertible_phi_p): Use FAST immuse iterator.
1135 (if_convertible_loop_p): Don't call compute_immediate_uses.
1136 (replace_phi_with_cond_modify_expr): Call update_stmt.
1137 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1138 update_stmt_if_modified.
1139 (rewrite_all_into_ssa): Initialize ssa operands.
1140 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1141 compute_immediate_uses.
1142 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1143 ssa_property is available.
1144 (execute_one_pass): Change parameters passed to execute_todo.
1145 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1146 (remove_ssa_form): Call fini_ssa_operands.
1147 (insert_backedge_copies): Delete call to modify_stmt.
1148 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1149 (release_phi_node): Delink any use nodes before releasing.
1150 (resize_phi_node): Relink any use nodes.
1151 (remove_phi_arg_num): Delink the use node.
1152 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1153 (remove_all_phi_nodes_for): Release phi node first.
1154 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1155 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1156 (scalarize_use, scalarize_copy): Call update_stmt.
1157 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1158 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1159 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1160 (ccp_initialize): Remove call to compute_immediate_uses.
1161 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1162 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1164 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1165 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1166 (eliminate_redundant_computations): Call mark_stmt_modified.
1167 (cprop_operand): Call mark_stmt_modified.
1168 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1169 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1170 (dse_optimize_stmt): Use new immuse interface.
1171 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1172 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1173 (substitute_single_use_vars): Use new immuse interface.
1174 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1175 and compute_immediate_uses.
1176 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1178 (rewrite_mem_refs): Call update_stmt.
1179 (determine_lsm): Remove call to compute_imm_uses and free_df.
1180 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1181 (try_unroll_loop_completely): Call update_stmt.
1182 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1183 (rewrite_use_compare): Call update_stmt.
1184 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1185 (rewrite_use) : Call update_stmt.
1186 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1187 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1189 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1190 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1191 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1193 (initialize_vuse_operand): New. Initialize a vuse operand.
1194 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1195 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1196 (finalize_ssa_defs): Use stmt parameter.
1197 (correct_use_link): Ensure a use node is in the correct list, and has
1198 the correct stmt pointer.
1199 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1200 finalize_ssa_v_must_defs): Also initialize use nodes.
1201 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1202 (build_ssa_operands): Seperate parsing from final operand construction.
1203 (parse_ssa_operands): New. Parse entry point for operand building.
1204 (swap_tree_operands): New. Swap 2 tree operands.
1205 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1207 (get_expr_operands): Call swap_tree_operands when needed.
1208 (copy_virtual_operands): Use initialize routines for virtual use ops.
1209 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1210 (verify_abort): New. Issue imm_use error.
1211 (verify_imm_links): New Verify imm_use links for a var.
1212 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1213 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1214 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1215 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1216 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1217 (NULL_USE_OPERAND_P) Define.
1218 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1220 (struct vuse_operand_type): New struct.
1221 (SET_USE): Call set_ssa_use_from_ptr.
1223 (PHI_ARG_INDEX_FROM_USE): Define.
1224 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1225 argument via SET_USE, not PHI_ARG_DEF_TREE.
1226 * tree-ssa-pre.c (eliminate): Call update_stmt.
1227 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1229 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1230 (nearest_common_dominator_of_uses): Use imm_use iterator.
1231 (statement_sink_location): Use imm_use iterator and interface.
1232 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1233 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1234 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1235 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1236 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1237 if new parameter is true.
1238 (init_tree_ssa): Don't initialize operand cache here.
1239 (delete_tree_ssa): Don't destroy operand cache here.
1240 (propagate_into_addr): Pass in a use pointer, return true if anything
1242 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1243 (check_phi_redundancy): Use imm_use iterator.
1244 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1246 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1247 (release_ssa_name): Delink node and all elements in its imm_use list.
1248 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1249 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1250 * tree-vectorizer.c (need_imm_uses_for): Delete.
1251 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1252 * tree.h (struct ssa_imm_use_d): Define.
1253 (SSA_NAME_IMM_USE_NODE): Define.
1254 (struct tree_ssa_name): Add imm_use node.
1256 (PHI_ARG_IMM_USE_NODE): Define.
1257 (struct phi_arg_d): Add imm_use node.
1258 (struct tree_phi_node): Remove struct dataflow_d element.
1259 (TDF_STMTADDR): Define.
1261 2005-04-05 Dale Johannesen <dalej@apple.com>
1263 * doc/invoke.texi (Optimization Options): Remove
1264 duplicate -fcse-follow-jumps. Add -fweb.
1265 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1266 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1268 2005-04-05 Per Bothner <per@bothner.com>
1270 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1271 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1272 (warn_uninit): Get EXPR_LOCUS from context now instead.
1273 This fixes a USE_MAPPED_LOCATION testsuite failure.
1275 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1277 2005-04-05 Per Bothner <per@bothner.com>
1279 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1280 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1281 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1284 2004-04-05 Devang Patel <dpatel@apple.com>
1286 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1287 (lhsr<mode>3): ... new name.
1288 (altivec_vsra<VI_char>): Rename to ..
1289 (ashr<mode>3): ... new name.
1290 * config/rs6000/rs6000.c (builtin_description): Rename shift
1293 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1295 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1296 gen_lowpart_for_combine.
1297 * cse.c (gen_lowpart_if_possible): Move...
1298 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1300 (gen_lowpart_no_emit_general): Use it.
1302 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1304 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1307 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1309 * system.h: Fix typo.
1311 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1313 * config/bfin/bfin-modes.def: New file.
1314 * config/bfin/bfin-protos.h: New file.
1315 * config/bfin/bfin.c: New file.
1316 * config/bfin/bfin.h: New file.
1317 * config/bfin/bfin.md: New file.
1318 * config/bfin/bfin.opt: New file.
1319 * config/bfin/crti.s: New file.
1320 * config/bfin/crtn.s: New file.
1321 * config/bfin/elf.h: New file.
1322 * config/bfin/lib1funcs.asm: New file.
1323 * config/bfin/predicates.md: New file.
1324 * config/bfin/t-bfin: New file.
1325 * config/bfin/t-bfin-elf: New file.
1326 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1327 Document new attributes.
1328 (interrupt, interrupt_handler, saveall): Update documentation for
1330 * doc/install.texi (Specific): Add entry for the Blackfin.
1331 * doc/invoke.texi (Blackfin Options): New section.
1332 * doc/md.texi (Blackfin family): New section to document constraints.
1333 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1335 2005-04-05 Olivier Hainque <hainque@adacore.com>
1337 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1338 match what the system unwinder expects.
1339 * config/mips/mips.c (mips_frame_set): If we're saving the return
1340 address register and the dwarf return address column number differs
1341 from the hard register number, adjust the note reg to refer to the
1344 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1346 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1347 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1348 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1349 (processor_type): New enum.
1350 (mn10300_processor): New variable.
1351 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1352 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1353 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1354 (PROCESSOR_DEFAULT): New macro.
1355 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1356 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1357 (mn10300_handle_option, mn10300_override_options): New functions.
1358 * config/mn10300/mn10300.opt: New file.
1360 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1361 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1363 PR tree-optimization/19903
1364 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1365 that don't fit in their type after conversion.
1367 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1370 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1371 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1372 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1373 flag here. Implement using define_insn_and_split.
1374 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1375 (frndintxf2_mask_pm_i387): New insn patterns.
1376 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1377 Do not set ix86_optimize_mode_switching flag.
1378 (ceilsf2, ceildf2, ceilxf2): Same.
1379 (btruncsf2, btruncdf2, btruncxf2): Same.
1380 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1382 2005-04-05 Ian Lance Taylor <ian@airs.com>
1385 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1386 i386_pe_record_external_function.
1387 (i386_pe_record_external_function): Update declaration.
1388 * config/i386/winnt.c (struct extern_list): Add decl field.
1389 (i386_pe_record_external_function): Add decl parameter.
1390 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1392 * config/i386/i386-protos.h (i386_pe_record_external_function):
1395 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1397 * config/m68k/m68k-protos.h: Add a prototype for
1398 valid_dbcc_comparison_p_2.
1399 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1400 extend_operator, const_uint32_operand, const_sint32_operand,
1401 general_src_operand, nonimmediate_src_operand,
1402 memory_src_operand, post_inc_operand, pre_dec_operand,
1403 pcrel_address): Move to predicates to predicates.md.
1404 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1405 * config/m68k/m68k.md: Include predicates.md.
1406 * config/m68k/predicates.md: New.
1408 2005-04-04 Roger Sayle <roger@eyesopen.com>
1410 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1412 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1414 2005-04-04 Ian Lance Taylor <ian@airs.com>
1416 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1418 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1419 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1420 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1421 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1422 * c-common.c (c_do_switch_warnings_1): New static function broken
1423 out of c_do_switch_warnings.
1424 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1425 (c_do_switch_expr_warnings): New function.
1426 * c-common.h (c_do_switch_expr_warnings): Declare.
1428 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1429 Daniel Jacobowitz <dan@codesourcery.com>
1431 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1433 * rtlanal.c (may_trap_p): Same.
1435 2005-04-04 Dale Johannesen <dalej@apple.com>
1437 * ChangeLog: remove reference to ChangeLog.12.
1439 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1441 CRIS epilogue as RTL.
1442 * config/cris/cris.md: Change all 0 in unspec 0 to
1444 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1445 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1447 ("return"): Change to define_expand. Call cris_expand_return for
1449 ("*return_expanded"): New pattern.
1450 ("epilogue"): New define_expand.
1451 * config/cris/cris.h (PREDICATE_CODES): Add
1452 cris_load_multiple_op.
1453 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1455 (enum cris_retinsn_type): New.
1456 (struct machine_function): New member return_type.
1457 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1458 (cris_target_asm_function_epilogue): Remove, moving RTLified
1460 (cris_expand_epilogue): New function.
1461 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1462 (cris_gen_movem_load, cris_load_multiple_op)
1463 (cris_return_address_on_stack_for_return, cris_expand_return): New
1465 (cris_target_asm_function_prologue)
1466 (cris_initial_frame_pointer_offset): Call
1467 cris_reg_saved_in_regsave_area instead of complicated expression.
1468 Call cris_return_address_on_stack instead of an expression.
1469 (cris_print_operand) <case 'o', case 'O'>: New cases.
1470 (cris_return_address_on_stack): Change return-type to bool.
1471 (cris_simple_epilogue): Ditto. Return false if registers are
1473 * config/cris/cris-protos.h (cris_simple_epilogue)
1474 (cris_return_address_on_stack): Adjust prototype return type.
1475 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1476 (cris_return_address_on_stack_for_return): New prototypes.
1478 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1480 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1481 gpr_or_int12_operand.
1483 * config/frv/frv-protos.h: Add a prototype to
1484 frv_legitimate_memory_operand and frv_const_unspec_p.
1485 (frv_unspec): Move from frv.c.
1486 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1487 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1488 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1489 gpr_or_fpr_operand, gpr_or_int12_operand,
1490 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1491 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1492 int6_operand, int5_operand, uint5_operand, uint4_operand,
1493 uint1_operand, int_2word_operand, uint16_operand,
1494 upper_int16_operand, integer_register_operand,
1495 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1496 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1497 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1498 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1499 move_destination_operand, movcc_fp_destination_operand,
1500 frv_function_symbol_referenced_p, move_source_operand,
1501 condexec_dest_operand, condexec_source_operand,
1502 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1503 const_unspec_operand, gpr_or_memory_operand,
1504 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1505 icc_operand, fcc_operand, cc_operand, icr_operand,
1506 fcr_operand, cr_operand, call_operand, sibcall_operand,
1507 symbolic_operand, relational_operator,
1508 integer_relational_operator, float_relational_operator,
1509 ccr_eqne_operator, minmax_operator,
1510 condexec_si_binary_operator, condexec_si_media_operator,
1511 condexec_si_divide_operator, condexec_si_unary_operator,
1512 condexec_sf_conv_operator, condexec_sf_add_operator,
1513 condexec_memory_operand, intop_compare_operator, acc_operand,
1514 even_acc_operand, quad_acc_operand, accg_operand: Move to
1516 * config/frv/frv.h (PREDICATE_CODES): Remove.
1517 * config/frv/frv.md: Include predicates.md.
1518 * config/frv/predicates.md: New.
1520 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1523 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1524 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1525 (add_standard_iv_candidates_for_size): New function, extracting code
1526 from add_standard_iv_candidates and parameterizing it by type size.
1527 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1529 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1531 * system.h (GCOV_SIZE_TYPE): Unposion.
1532 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1533 (GCOV_TYPE_SIZE): ...this new macro.
1534 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1535 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1536 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1537 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1538 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1539 instead of unsigned_intSI_type_node.
1540 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1541 (rtl_gen_one_value_profiler_no_edge_manipulation)
1542 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1543 * value-prof.c: Include coverage.h.
1545 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1546 Diego Novillo <dnovillo@redhat.com>
1548 Fix PR tree-optimization/20703
1549 Fix PR tree-optimization/20725
1551 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1552 (create_expression_by_pieces): Ditto.
1553 (valid_in_set): Ditto. Also handle tcc_declaration.
1554 (find_or_generate_expression): Handle comparison class.
1555 (insert_into_preds_of_block): Ditto.
1556 (insert_aux): Ditto.
1557 (create_value_expr_from): Handle comparison class, recursively
1558 handle reference nodes.
1559 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1560 (execute_pre): Fix spacing.
1561 (do_fre): Renamed to execute_fre.
1563 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1565 * doc/invoke.texi (SPARC options): Document that
1566 -mlittle-endian is not supported on Linux either.
1568 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1572 * config.gcc (Obsolete configurations): Remove
1573 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1574 (sparclite-*-coff*): Delete.
1575 (sparclite-*-elf*): Likewise.
1576 (sparc86x-*-elf*): Likewise.
1577 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1578 * config/sparc/lite.h: Delete.
1579 * config/sparc/litecoff.h: Likewise.
1580 * config/sparc/liteelf.h: Likewise.
1581 * config/sparc/sp86x-elf.h: Likewise.
1582 * config/sparc/t-sparclite: Likewise.
1583 * config/sparc/t-sp86x: Likewise.
1585 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1587 * config/s390/s390-protos.h: (s390_comparison,
1588 s390_alc_comparison, s390_slb_comparison, const0_operand,
1589 consttable_operand, larl_operand, s_operand,
1590 shift_count_operand, bras_sym_operand, load_multiple_operation,
1591 store_multiple_operation, s390_plus_operand): Remove prototypes.
1592 (s390_legitimate_address_without_index_p): New prototype.
1593 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1595 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1596 const0_operand, consttable_operand, larl_operand, s_operand,
1597 shift_count_operand, bras_sym_operand, load_multiple_operation,
1598 store_multiple_operation, s390_plus_operand): Move to
1600 (check_mode): Remove.
1601 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1603 (s390_legitimate_address_without_index_p): New.
1604 * config/s390/s390.h (PREDICATE_CODES): Remove.
1605 * config/s390/s390.md: Include predicates.md.
1606 * config/s390/predicates.md: New.
1608 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1611 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1612 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1613 (NEED_INDICATE_EXEC_STACK): Define to 1.
1614 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1615 (NEED_INDICATE_EXEC_STACK): Define to 1.
1616 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1617 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1618 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1619 (pic_helper_emitted_p): New global.
1620 (emit_pic_helper): New function extracted from...
1621 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
1622 Do not call emit_pic_helper if delay_pic_helper is true.
1623 (sparc_expand_prologue): Pass 'false' to load_pic_register.
1624 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
1625 (sparc_file_end): New function.
1627 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1629 * config/mcore/mcore-protos.h: Remove the prototypes for
1630 mcore_arith_reg_operand, mcore_general_movsrc_operand,
1631 mcore_general_movdst_operand, mcore_reload_operand,
1632 mcore_arith_J_operand, mcore_arith_K_operand,
1633 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
1634 mcore_arith_K_S_operand, mcore_arith_imm_operand,
1635 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1636 mcore_literal_K_operand, mcore_addsub_operand,
1637 mcore_compare_operand, mcore_load_multiple_operation,
1638 mcore_store_multiple_operation, mcore_call_address_operand.
1639 Add a prototype for const_ok_for_mcore.
1640 * config/mcore/mcore.c (mcore_call_address_operand,
1641 mcore_general_movsrc_operand, mcore_general_movdst_operand,
1642 mcore_arith_reg_operand, mcore_reload_operand,
1643 mcore_arith_J_operand, mcore_arith_K_operand,
1644 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
1645 mcore_arith_M_operand, mcore_arith_imm_operand,
1646 mcore_arith_any_imm_operand, mcore_arith_O_operand,
1647 mcore_literal_K_operand, mcore_addsub_operand,
1648 mcore_compare_operand, mcore_load_multiple_operation,
1649 mcore_store_multiple_operation): Move to predicates.md.
1650 (const_ok_for_mcore): Export.
1651 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
1652 * config/mcore/mcore.md: Include predicates.md.
1653 * config/mcore/predicates.md: New.
1655 * config/mcore/predicates.md: Fix a comment typo.
1657 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
1658 Adrian Straetling <straetling@de.ibm.com>
1660 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
1661 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
1662 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
1664 ("imul"): Removed from "type" attribute.
1665 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
1666 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
1667 Changed type to imulsi.
1668 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
1670 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1672 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
1673 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
1674 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
1675 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
1676 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
1677 (TARGET_SWITCHES, mcore_stack_increment_string)
1678 (TARGET_OPTIONS): Delete.
1679 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
1680 than *_BIT constants.
1681 (TARGET_8ALIGN): #undef old definition before redefining to 1.
1682 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
1683 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
1684 (mcore_override_options): Delete mcore_stack_increment code.
1685 Change use of M340_BIT to MASK_M340.
1686 * config/mcore/mcore.opt: New file.
1688 2005-04-04 Ian Lance Taylor <ian@airs.com>
1690 * config/arm/arm.c (replace_symbols_in_block): Remove static
1693 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1695 * config/fr30/fr30-protos.h: Remove the prototypes for
1696 stack_add_operand, add_immediate_operand,
1697 high_register_operand, low_register_operand, call_operand,
1698 di_operand, and nonimmediate_di_operand.
1699 * config/fr30/fr30.c (stack_add_operand,
1700 add_immediate_operand, high_register_operand,
1701 low_register_operand, call_operand, di_operand,
1702 nonimmediate_di_operand): Move to predicates.md.
1703 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
1704 * config/fr30/fr30.md: Include predicates.md.
1705 * config/fr30/predicates.md: New.
1707 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
1708 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
1709 mcore_call_address_operand.
1711 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
1712 general_movsrc_operand.
1714 2005-04-04 Alan Modra <amodra@bigpond.net.au>
1716 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
1719 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
1722 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
1725 2005-04-04 Richard Henderson <rth@redhat.com>
1726 Jakub Jelinek <jakub@redhat.com>
1728 PR rtl-optimization/16104
1729 * fold-const.c (fold_unary): Fix folding of vector conversions.
1731 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1733 * config.gcc (xstormy16-*-elf): Set extra_options.
1734 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
1735 * config/stormy16/stormy16.opt: New file.
1737 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
1739 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
1740 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
1741 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
1742 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
1743 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
1744 (TARGET_UNIX_ASM): Delete.
1745 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
1746 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
1747 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
1748 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1749 * config/pdp11/pdp11.opt: New file.
1751 2005-04-03 Roger Sayle <roger@eyesopen.com>
1752 Alexandre Oliva <aoliva@redhat.com>
1755 * fold-const.c (non_lvalue): Split tests into...
1756 (maybe_lvalue_p): New function.
1757 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
1758 C++ front-end prior to lowering into gimple form.
1760 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1762 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
1763 BUILT_IN_STRNCASECMP): New.
1764 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
1767 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
1770 * arm.md (addsi3_compare0_for_combiner): Delete.
1771 (addsi3_compare0_scratch_for_combiner): Delete.
1772 (cmpsi_neg_shiftsi): Delete.
1773 (compare_negsi_si): New pattern.
1774 (cmpsi_negshiftsi_si): New pattern.
1775 (negated_cbranchsi4): Restrict to equality_operator.
1777 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
1780 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1782 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
1785 * doc/install.texi: Fix a typo.
1787 2005-04-03 Steven Bosscher <stevenb@suse.de>
1790 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
1791 a computed goto if the edge to the computed goto block has
1792 incoming abnormal edges. Clarify how the function works.
1794 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
1796 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
1797 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
1798 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
1799 hash_scan_set, reg_set_between_after_reload_p,
1800 reg_used_between_after_reload_p, get_avail_load_store_reg,
1801 eliminate_partially_redundant_load): Likewise.
1802 * postreload.c (reload_cse_simplify_set,
1803 reload_combine_note_use): Likewise.
1804 * predict.c (predict_insn, expected_value_to_br_prob,
1805 propagate_freq, expensive_function_p): Likewise.
1806 * print-rtl.c (print_rtx): Likewise.
1807 * profile.c (instrument_edges, instrument_values,
1808 compute_branch_probabilities, branch_prob, union_groups,
1809 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1810 * protoize.c (in_system_include_dir, file_could_be_converted,
1811 file_normally_convertible, gen_aux_info_file, seek_to_line,
1812 do_cleaning): Likewise.
1813 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1814 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1815 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1817 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1819 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1820 * modulo-sched.c (undo_replace_buff_elem): New structure.
1821 (kernel_number_of_cycles, ps_unschedule_node,
1822 undo_generate_reg_moves,free_undo_replace_buff,
1823 undo_permute_partial_schedule, loop_single_full_bb_p,
1824 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1825 build_loops_structure, get_sched_window): New.
1826 (generate_reg_moves): Return undo_replace_buff_elem and other
1828 (generate_prolog_epilog): Remove old loop versioning.
1829 (sms_schedule): Use loop information and loop_version.
1830 (sms_schedule_by_order): Split part of it to get_sched_window.
1831 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1832 cfg_layout_finalize and free_dominance_info before/after SMS.
1834 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1836 * cfghooks.c (lv_flush_pending_stmts,
1837 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1838 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1839 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1840 lv_add_condition_to_bb,
1841 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1842 flush_pending_stmts): New in cfg_hooks structure.
1843 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1844 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1845 lv_add_condition_to_bb): New declarations.
1846 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1848 (loop_version): Declare.
1849 * cfgloopmanip.c (cfghooks.h): Include.
1850 (duplicate_loop_to_header_edge): Change return type to bool.
1851 (loop_version, lv_adjust_loop_entry_edge): Move here.
1852 * cfgrtl.c (cfgloop.h): Include.
1853 (rtl_verify_flow_info_1): Fix.
1854 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1855 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1857 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1858 tree_lv_add_condition_to_bb): New.
1859 (tree_cfg_hooks): Add new hooks to initialization.
1860 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1861 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1863 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1865 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1866 xstormy16_below100_or_register,
1867 xstormy16_splittable_below100_or_register, and
1868 nonimmediate_nonstack_operand.
1870 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1871 xstormy16_ineqsi_operator, equality_operator,
1872 inequality_operator, shift_operator,
1873 xstormy16_below100_operand, xstormy16_below100_or_register,
1874 xstormy16_splittable_below100_or_register,
1875 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1876 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1877 equality_operator, inequality_operator,
1878 xstormy16_below100_operand, xstormy16_below100_or_register,
1879 xstormy16_splittable_below100_or_register,
1880 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1881 nonimmediate_nonstack_operand, shift_operator): Move to
1883 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1884 * config/stormy16/stormy16.md: Include predicates.md.
1885 * config/stormy16/predicates.md: New.
1887 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1889 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1890 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1891 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1892 move_operand, power_of_2_operand): Move to predicates.md.
1893 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1894 PREDICATE_CODE): Remove.
1895 * config/iq2000/iq2000.md: Include predicates.md.
1896 * config/iq2000/predicates.md: New.
1898 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1900 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1901 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1902 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1903 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1904 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1905 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1906 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1907 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1908 (TARGET_M68HC11): Delete.
1909 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1910 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1911 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1912 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1913 (nb_soft_regs): Delete.
1914 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1915 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1916 and MASK_M6812 being set simultaneously. Change the code that sets
1917 the default m68hc11_soft_reg_count to use integers instead of strings.
1918 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1919 m68hc11_soft_reg_count (which now has an int type) as the number
1921 * config/m68hc11/m68hc11.opt: New file.
1923 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1925 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1926 fp_displacement_operand, sp_displacement_operand.
1928 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1930 Remove the prototypes for tst_operand, cmp_operand,
1931 stack_register_operand, d_register_operand,
1932 hard_addr_reg_operand, splitable_operand,
1933 m68hc11_logical_operator, m68hc11_arith_operator,
1934 m68hc11_non_shift_operator, m68hc11_shift_operator,
1935 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1936 non_push_operand, hard_reg_operand, and
1937 reg_or_some_mem_operand.
1938 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1940 (tst_operand, cmp_operand, non_push_operand,
1941 splitable_operand, reg_or_some_mem_operand,
1942 stack_register_operand, d_register_operand,
1943 hard_addr_reg_operand, hard_reg_operand,
1944 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1945 m68hc11_arith_operator, m68hc11_non_shift_operator,
1946 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1948 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1949 * config/m68hc11/m68hc11.md: Include predicates.md.
1950 * config/m68hc11/predicates.md: New.
1952 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1955 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1956 change checked in along with 2005-03-03's patch for debug/20253.
1957 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1958 (remap_decl): Insert type decl in map earlier.
1960 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1962 PR tree-optimization/20640
1963 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1964 post-dominator if it has phi nodes.
1965 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1966 before dead statements.
1968 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1971 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1973 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1975 PR rtl-optimization/20290
1976 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1977 in every iteration if the entry point is the exit test.
1979 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1981 * config/cris/cris.md (attribute "length"): Define.
1983 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1985 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1986 (word_offset_memref_operand): New.
1987 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1988 (indexed_or_indirect_operand): Delete.
1989 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1990 (indexed_or_indirect_operand): Delete.
1992 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1995 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1998 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1999 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2001 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2003 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2005 2005-04-01 Ian Lance Taylor <ian@airs.com>
2007 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2008 (rus, prus): Remove static variables.
2009 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2010 (process_command): Permit report_times and use_pipes together.
2012 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2014 * c-decl.c (validate_proto_after_old_defn): Look at
2015 TYPE_MAIN_VARIANT of argument types.
2017 2005-04-01 Paul Brook <paul@codesourcery.com>
2019 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2020 (arm_output_function_epilogue): Allow call_via_SP.
2021 (thumb_call_via_reg, arm_file_end): Ditto.
2022 * config/arm/arm.h (struct machine_function): Include space for SP.
2023 (thumb_call_via_label): Update declaration.
2025 2005-04-01 Ian Lance Taylor <ian@airs.com>
2027 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2028 doing a peephole optimization, once again put any notes in the
2031 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2033 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2035 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2037 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2038 (block_alloc, find_free_reg): Likewise.
2039 * loop-doloop.c (doloop_modify): Likewise.
2040 * loop-invariant.c (record_use): Likewise.
2041 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2042 get_iv_value, canon_condition, eliminate_implied_condition,
2043 eliminate_implied_condition, simplify_using_initial_values,
2044 shorten_into_mode, canonicalize_iv_subregs,
2045 iv_number_of_iterations): Likewise.
2046 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2047 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2048 unswitch_loop): Likewise.
2049 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2050 move_movables, replace_call_address, find_and_verify_loops,
2051 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2052 record_giv, final_giv_value, general_induction_var,
2053 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2054 loop_giv_dump): Likewise.
2056 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2057 GCOV_CHECK_WRITING): Remove.
2058 (gcov_position, gcov_rewrite): Use gcc_assert.
2059 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2060 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2061 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2064 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2066 * tree-inline.c: Fix a typo.
2068 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2070 * configure.ac (enable-checking): Explicitly set all variables for
2071 collective switch values. Alphabetize variables. Rename
2072 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2074 * doc/install.texi (enable-checking): Update documentation.
2075 * configure: Rebuilt.
2077 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2079 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2082 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2084 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2085 Also reject cases where this pattern will cause load delay stalls
2086 unless optimizing for size and it will produce a shorter sequence.
2087 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2088 variants to avoid pre-adjusting the base when possible.
2090 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2092 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2093 the frame and argument pointers.
2094 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2095 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2096 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2097 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2098 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2099 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2101 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2103 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2104 with entry for selectany attribute.
2105 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2107 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2108 (i386_pe_asm_named_section): Handle sections generated by
2109 selectany attribute.
2110 * doc/extend.texi (selectany): Document attribute.
2112 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2113 Jan Hubicka <jh@suse.cz>
2115 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2116 to fix addresses involving EBP and ESP.
2117 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2118 for SUBREGed registers.
2119 (legitimate_address_p): Accept SUBREGed registers.
2121 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2124 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2125 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2128 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2130 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2132 2005-04-01 James E Wilson <wilson@specifixinc.com>
2135 * dwarf2out.c (rtl_for_decl_init): New function.
2136 (rtl_for_decl_location): Extracted from here.
2137 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2138 add_const_value_attribute. Delete initializer_constant_valid_p call.
2140 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2142 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2143 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2144 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2145 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2146 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2147 config/i386/i386.md, config/rs6000/predicates.md,
2148 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2149 config/s390/s390.c, config/stormy16/stormy16.c,
2150 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2153 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2156 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2157 COND_EXPR and CALL_EXPR.
2159 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2162 * genautomata.c (first_cycle_unit_presence): Check all alternative
2163 states for unit presence.
2165 * doc/md.texi: Remove remark about impossibility to query unit
2166 presence in non nondeterministic automaton state.
2168 * config/ia64/ia64.c (get_template): Change order of unit querying.
2170 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2172 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2175 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2177 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2178 flag for edges outside any loops.
2180 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2182 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2184 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2186 * tree-ssa-alias.c: Follow spelling conventions.
2187 * doc/tree-ssa.texi: Fix a typo.
2189 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2191 * postreload-gcse.c: Include target.h.
2192 (gcse_after_reload_main): Return early if we cannot modify jumps.
2193 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2195 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2197 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2198 expensive operations.
2200 2005-03-31 Ian Lance Taylor <ian@airs.com>
2202 * collect2.c (lderrout): New variable.
2203 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2204 if it is set, to stderr.
2205 (handler): Unlink lderrout if it is set.
2206 (dump_file): Add "to" parameter. Change all callers.
2207 (main): Initialize lderrout.
2208 (collect_execute): Add errname parameter. Change all callers.
2209 Rename redir parameter to outname. Never pass
2210 PEX_STDERR_TO_STDOUT to pex_run.
2211 * collect2.h (collect_execute, dump_file): Update declarations.
2212 * tlink.c (tlink_execute): Add errname parameter. Change all
2214 (do_tlink): Check lderrout as well as ldout.
2216 2005-03-31 Caroline Tice <ctice@apple.com>
2218 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2219 (bb-reorder.o): Add errors.h to list of requirements.
2220 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2221 profiledbootstrap flags.
2222 * bb-reorder.c (errors.h): Add new include.
2223 (struct bbro_basic_block_data_def): Add new field, in_trace.
2224 (add_unlikely_executed_notes): Remove function.
2225 (mark_bb_for_unlikely_executed_section): Remove function.
2226 (insert_section_boundary_note): New function.
2227 (verify_hot_cold_block_grouping): New function.
2228 (push_to_next_round_p): Remove variables and tests that push all
2229 cold blocks to last round.
2230 (find_traces): Remove code that added extra round of trace finding
2231 when doing partitioning.
2232 (find_traces_1_round) : Remove variable last_round; add code to
2233 update new struct field, in_trace; correct trace_length where it was
2234 incorrect before (after call to copy_bb); change code that pushed all
2235 cold blocks to last round. Instead verify that all blocks going into
2236 a trace belong in the same partition.
2237 (connect_traces): Modify to connect the traces in two passes, if the
2238 function contains both hot and cold blocks. The first pass connects
2239 all the traces for blocks in the partition that the first block in
2240 the function belongs to; the second pass connnects all the traces
2241 containing blocks that belong in the other partition.
2242 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2243 code that automatically put the first block in a function into the
2244 hot partition if the function had any hot blocks.
2245 (fix_crossing_unconditional_branches): Check number of succ edges
2246 before attempting to get one.
2247 (fix_edges_for_rarely_executed_code): Update comment describing
2249 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2250 remove call to add_unlikely_executed_notes; add call to
2251 verify_hot_cold_block_grouping.
2252 (duplicate_computed_gotos): Don't change computed goto if it's a
2254 (partition_hot_cold_basic_blocks): Update function comment.
2255 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2257 (try_forward_edges): Likewise.
2258 (merge_blocks_move_predecessor_nojumps): Likewise.
2259 (merge_blocks_move_successor_nojumps): Likewise.
2260 (merge_blocks_move): Likewise.
2261 (try_crossjump_bb): Likewise.
2262 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2263 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2264 notes to cold bb's; remove call to update_unlikely_executed_notes.
2265 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2266 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2267 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2268 function declaration.
2269 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2271 (rtl_can_merge_blocks): Remove redundancy from condition.
2272 (try_redirect_by_replacing_jump): Likewise.
2273 (force_nonfallthru_and_redirect): Remove code for adding
2274 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2275 (commit_one_edge_insertion): Likewise.
2276 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2277 * dbxout.c (FORCE_TEXT): Replace function_section with
2278 current_function_section.
2279 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2280 function, switch_text_section.
2281 (struct xcoff_debug): Likewise.
2282 (dbxout_function_end): Add code to put out label diffs for both
2283 hot and cold sections.
2284 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2285 for new debug_hooks funciton, switch_text_section..
2286 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2287 switch_text_section.
2288 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2289 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2290 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2291 dw_fde_switched_sections.
2292 (output_call_frame_info): Add test to see if function switches text
2293 sections in the middle; if so, use appropriate extra hot and cold
2294 section labels to compute size deltas for the hot and cold sections.
2295 (dwarf2out_begin_prologue): Add code to initialize new fields in
2297 (dwarf2out_switch_text_section): New function (invoked through
2298 debug_hook); updates new fields in dw_fde_struct appropriately and
2299 increments separate_line_info_table_in_use.
2300 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2301 dwarf2out_switch_text_section.
2302 (struct var_loc_node): Add new field, section_label.
2303 (output_aranges): Add code to check whether in hot or cold section and
2304 use the appropriate label in calculating deltas.
2305 (output_ranges): Likewise.
2306 (output_line_info): Add code to check which section we're in and
2307 use appropriate hot/cold label.
2308 (add_location_or_constant_value_attribute): Likewise.
2309 (gen_subprogam_die): Modify arange attributes to use correct labels.
2310 (dwarf2out_begin_block): Change call to function_section into call to
2311 current_function_section.
2312 (dwarf2out_end_block): Likewise.
2313 (dwarf2out_source_line): Likewise.
2314 (dwarf2out_var_location): Add code to check whether in hot or cold
2315 section and use the appropriate label.
2316 * except.c (output_function_exception_table): Change call to
2317 function_section into call to current_function_section.
2318 * final.c (profile_function): Likewise.
2319 (scan_ahead_for_unlikely_executed_note): Remove function.
2320 (final_scan_insn): Remove calls to
2321 scan_ahead_for_unlikely_executed_note, and related code for switching
2322 to cold section, except for the single time
2323 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2324 debug_hooks->switch_text_sections; replace appropriate calls to
2325 function_section with calls to current_function_section.
2326 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2327 test_bb to condition.
2328 (find_if_case_2): Likewise.
2329 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2330 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2331 * opts.c (decode_options): Change warning about hot/cold partitioning
2332 with exceptionss to inform (so as not to cause bootstrap failures);
2333 remove warning about partitioning with DWARF debug info.
2334 * output.h (current_function_section): Add new function decl.
2335 (insert_section_boundary_note): Likewise.
2336 (enum in_section): Move this declaration here from varasm.c.
2337 (unlikely_section_label): Likewise.
2338 (unlikely_text_section_name): Likewise.
2339 (last_text_section_name): New global variable.
2340 (last_text_section): Likewise.
2341 (hot_section_label): Likewise.
2342 (hot_section_end_label): Likewise.
2343 (cold_section_end_label): Likewise.
2344 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2345 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2346 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2347 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2348 insn from consideration.
2349 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2350 switch_text_section.
2351 * varasm.c (basic-block.h): Add new include.
2352 (unlikely_section_label_printed): Remove global variable.
2353 (unlikely_section_label): Make global variable not be static any more.
2354 (unlikely_text_section_name): Likewise.
2355 (hot_section_end_label): New global variable (not static)
2356 (first_function_block_is_cold): Likewise.
2357 (hot_section_label): Likewise.
2358 (cold_section_end_label): Likewise..
2359 (last_text_section): New global variable, not static.
2360 (last_text_section_name): New global variable, not static.
2361 (initialize_cold_section_name): New function.
2362 (enum in_section): Move declaration to output.h.
2363 (text_section): Update last_text_section.
2364 (unlikely_text_section): Replace code to determine cold section name
2365 with call to initialize_cold_section_name; Add code to update
2366 last_text_section; remove code for printing out label.
2367 (named_section_real): Add code to update last_text_section and
2368 last_text_section_name as appropriate.
2369 (function_section): Change test for 'unlikely' to depend on
2370 first_function_block_is_cold (moved old test to
2371 current_function_section).
2372 (current_function_section): New function.
2373 (assemble_start_function): Move code that frees
2374 unlikely_text_section_name; initialize hot_section_end_label;
2375 print hot and cold section labels at the start of the function;
2376 set first_function_block_is_cold, if appropriate; initialize l
2377 ast_text_section; add call to insert_section_boundary_note.
2378 (assemble_end_function): Add code to write out hot and cold section
2380 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2381 switch_text_section.
2382 * config/darwin.c (machopic_select_section): Replace incorrect
2383 function in base_funs; update reloc for cold sections if necessary.
2384 * config/darwin.h (SECTION_FUNCTION): Add code to update
2385 last_text_section if appropriate.
2386 (text_unlikely_section): Remove.
2387 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2388 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2389 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2390 partitioning for this architecture.
2392 2005-03-31 Olivier Hainque <hainque@adacore.com>
2394 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2395 defined and non-zero.
2397 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2400 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2403 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2406 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2407 label operand. Remove (use (unspec..)). Don't emit a label on
2409 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2410 generate inline label for load_toc_v4_PIC_1b.
2411 (rs6000_emit_load_toc_table): Likewise.
2413 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2415 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2416 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2418 2005-03-29 Devang Patel <dpatel@apple.com>
2420 * tree-sra.c (decide_block_copy): Disable scalarization of
2423 2005-03-30 Stuart Hastings <stuart@apple.com>
2424 Dale Johannesen <dalej@apple.com>
2426 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2427 * print-tree.c (print_node): Add case STATEMENT_LIST.
2429 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2431 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2432 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2433 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2434 is given with "powerpc64*" or "all", or when --with-cpu chooses
2437 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2440 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2441 gen_lexical_block_die.
2442 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2444 2005-03-31 Jan Hubicka <jh@suse.cz>
2446 2004-11-02 Jan Hubicka <jh@suse.cz>
2448 * cgraph.c (cgraph_varpool_node_name): New function.
2449 (dump_cgraph_varpool_node): New function.
2450 (dump_varpool): New function.
2451 * cgraphunit.c (cgraph_optimize): Dump varpool.
2453 2004-10-16 Jan Hubicka <jh@suse.cz>
2455 * cgraph.c (decide_is_variable_needed): New function.
2456 (cgraph_varpool_finalize_decl): Use it.
2457 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2459 * final.c (output_addr_const): Do not call mark_referenced.
2460 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2461 always go via cgraph.
2462 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2463 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2464 * tree-optimize.c (execute_inline): Mark functions called.
2465 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2467 2004-10-11 Jan Hubicka <jh@suse.cz>
2469 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2470 (cgraph_varpool_last_needed_node): New static variable.
2471 (enqueue_needed_varpool_node): Break out from ...; add items to the
2472 end of queue; update first pointers.
2473 (cgraph_varpool_mark_needed_node): ... here.
2474 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2475 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2476 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2477 (cgraph_varpool_first_unanalyzed_node): Declare.
2478 * cgraphunit.c: Include output.h.
2479 (cgraph_varpool_analyze_pending_decls): New function.
2480 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2481 for errors, analyze pending decls.
2482 (cgraph_finalize_compilation_unit): Only analyze decls.
2483 (cgraph_optimize): Assemble the decls after expanding.
2485 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2487 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2488 subvars get marked properly in tags for grouping.
2489 (add_pointed_to_var): Mark only actual pointed to
2490 variables/subvars in addresses needed.
2491 (create_overlap_variables_for): Clear call clobbered on original
2493 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2494 addresable vars with subvars into list.
2495 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2498 2005-03-30 Richard Henderson <rth@redhat.com>
2500 * cgraph.h (struct cgraph_node): Add alias.
2501 * varasm.c (assemble_alias): Set it.
2502 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2503 avoid calling cgraph_expand_function.
2505 2005-03-30 Tom Tromey <tromey@redhat.com>
2507 * tree.def (FILE_TYPE): Removed.
2508 * typeclass.h (enum type_class): Removed file_type_class.
2509 * dwarf2out.c (is_base_type): Updated.
2510 (gen_type_die): Likewise.
2511 * dbxout.c (dbxout_type): Updated.
2512 * builtins.c (type_to_class): Updated.
2513 * tree.c (type_contains_placeholder_1): Updated.
2514 * config/sparc/sparc.c (sparc_type_code): Updated.
2515 * config/ia64/ia64.c (hfa_element_mode): Updated.
2516 * expr.c (count_type_elements): Updated.
2517 * stor-layout.c (layout_type): Updated.
2518 * tree-inline.c (remap_type): Updated.
2519 * tree-pretty-print.c (dump_generic_node): Updated.
2521 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2523 * builtins.c (expand_builtin_powi): Fix mode of
2524 2nd argument to match int.
2525 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2526 2nd argument type to int.
2527 * libgcc2.c: Change prototype of __powi* functions to use
2530 2005-03-30 Dale Johannesen <dalej@apple.com>
2533 * calls.c (expand_call): Flush pending deferrals before
2536 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2540 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2541 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2542 c_label_context, label_context_stack): New.
2543 * c-decl.c (define_label): Check for jumps into statement
2544 expressions. Add label to list of defined labels.
2545 (start_function): Push context on label_context_stack.
2546 (finish_function): Pop context from label_context_stack.
2547 * c-typeck.c (label_context_stack): New.
2548 (c_finish_goto_label): Check for jumps into statement
2549 expressions. Add label to list of jumped to labels.
2550 (struct c_switch): Add blocked_stmt_expr.
2551 (c_start_case): Initialize it.
2552 (do_case): Check it.
2553 (c_finish_case): Verify !blocked_stmt_expr.
2554 (c_begin_stmt_expr): Push context on label_context_stack.
2555 Increment blocked_stmt_expr. Mark labels jumped to from outside
2557 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2558 defined in the statement expression and no longer jumpable to.
2559 Mark labels jumped to from just outside the statement expression
2560 as again definable. Pop context from label_context_stack.
2561 * doc/extend.texi (Statement Exprs): Update.
2563 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2566 * c-decl.c (start_function): Check for old_decl being
2569 2005-03-30 Ian Lance Taylor <ian@airs.com>
2571 * final.c (final): Remove prescan parameter. Change all callers.
2572 (final_scan_insn): Remove prescan parameter. Change all callers.
2574 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2576 * tree-vectorizer.c: Fix comment typos.
2578 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2580 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2581 as soon as a chrec_dont_know is detected.
2583 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2585 Merge from csl-arm-branch.
2586 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2588 * tlink.c (recompile_files): Do not assume that "rename" can
2589 overwrite an existing file.
2591 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2593 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2594 * gcc/configure: Regenerate.
2596 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2598 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2600 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2602 * calls.c (struct arg_data): Update "partial" comment.
2603 (load_register_parameters): Update "nregs" comment.
2605 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2607 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2608 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2609 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2610 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2611 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2612 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2613 than target_flags & 0.
2614 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2615 (iq2000_arch, iq2000_parse_cpu): Delete.
2616 (TARGET_HANDLE_OPTION): Override default.
2617 (iq2000_handle_option): New function.
2618 (override_options): Remove -march= and -mcpu= handling.
2619 * config/iq2000/iq2000.opt: New file.
2621 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2623 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
2624 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
2625 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
2626 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
2627 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
2628 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
2629 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
2630 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
2631 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
2632 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
2633 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
2634 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
2635 (c4x_rpts_cycles_string, c4x_cpu_version_string)
2636 (TARGET_OPTIONS): Delete.
2637 (c4x_rpts_cycles, c4x_cpu_version): Declare.
2638 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
2639 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
2640 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
2641 (c4x_cpu_version_string): Delete.
2642 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2643 (c4x_handle_option): New function. Map -m3x and -m4x options to the
2644 equivalent -mcpu= option.
2645 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
2646 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
2647 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
2648 or clearing the appropriate MASK_* bit.
2649 (c4x_file_start): Use c4x_cpu_version.
2650 * config/c4x/c4x.opt: New file.
2652 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2654 * doc/options.texi: Document the new MaskExists flag.
2655 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
2656 if the option has the MaskExists flag.
2658 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2660 * opt-functions.awk (flag_set_p, test_flag): New functions.
2661 (switch_flags): Use them.
2662 * opth-gen.awk: Use flag_set_p to check for flags.
2663 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
2665 2005-03-30 Ian Lance Taylor <ian@airs.com>
2667 * config.host (i[34567]86-*-mingw32*): Don't set
2668 host_can_use_collect2 to no.
2670 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2673 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
2674 Remove convert_memory_address call duplicating that in memory_address.
2676 2005-03-29 Richard Henderson <rth@redhat.com>
2679 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
2680 (build_compound_literal): Likewise. Propagate decl type into the
2682 (finish_decl): Likewise. Use new return value from complete_array_type
2683 for zero sized arrays.
2684 (complete_array_type): Move ...
2685 * c-common.c (complete_array_type): ... here. Change first argument
2686 to pointer-to-type-node. Consistently use sizetype for the index
2687 except for zero sized arrays. Detect zero sized arrays for pedantic
2688 mode diagnostics. Create a new type node instead of modifying the
2690 * c-tree.h (complete_array_type): Move decl ...
2691 * c-common.h (complete_array_type): ... here.
2693 2005-03-29 Richard Henderson <rth@redhat.com>
2696 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
2698 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
2700 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
2701 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
2702 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
2703 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
2705 2005-03-29 Eric Christopher <echristo@redhat.com>
2707 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
2708 truthvalue conversion removal.
2710 2005-03-29 Ian Lance Taylor <ian@airs.com>
2713 * collect2.c: Never include <vfork.h>.
2714 (VFORK_STRING, vfork): Don't define.
2715 (pid): Remove global variable.
2716 (handler): Call raise instead of kill (getpid(), ...).
2717 (collect_wait): Add pex parameter. Change all callers. Use
2718 pex_get_status rather than pwait.
2719 (do_wait): Add pex parameter. Change all callers.
2720 (collect_execute): Return struct pex_obj * rather than void. Use
2721 pex routines rather than pexecute.
2722 (fork_execute): Get pex_obj from collect_execute, and pass it to
2724 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
2725 Only declare quit_handler if SIGQUIT is defined.
2726 (scan_libraries): Likewise.
2727 * collect2.h (collect_execute): Update declaration.
2728 (collect_wait): Update declaration.
2729 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
2730 pass it to collect_wait.
2732 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
2735 * c-parser.c (c_parser_compound_statement_nostart): Give error
2736 message for EOF instead of just setting parser->error.
2738 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
2740 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
2741 (slpeel_update_phi_nodes_for_guard1): New function.
2742 (slpeel_update_phi_nodes_for_guard2): New function.
2743 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
2744 of slpeel_update_phi_nodes_for_guard.
2745 (vectorize_loops): Remove call to loop_closed_rewrite.
2746 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
2749 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
2751 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
2752 (TARGET_LITTLE_ENDIAN): New macro.
2753 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
2754 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
2755 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
2756 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
2757 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
2758 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
2759 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
2760 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
2761 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
2762 (TARGET_OPTIONS): Delete.
2763 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
2764 (CACHE_FLUSH_TRAP): Turn into an integer.
2765 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
2766 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
2767 -mflush-trap is in use.
2768 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
2769 (m32r_cache_flush_trap_string): Delete.
2770 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
2771 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
2772 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
2773 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2774 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
2775 -mmodel= and -msdata= handling from...
2776 (m32r_init): ...here.
2777 * config/m32r/m32r.opt: New file.
2779 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
2781 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
2782 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
2783 * tree-vect-analyze.c (vect_object_analysis): additional parm
2784 pass back a "struct ptr_info_def *" with the points-to info.
2785 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
2786 statement using info returned from vect_object_analysis.
2787 * tree-vect-transform.c (update_vuses_to_preheader): New function.
2788 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
2789 for virtual uses and defs when creating a replacement vector
2790 reference. Call duplicate_ssa_name_ptr_info to define points-to
2791 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
2792 (vectorizable_store): copy_virtual_operands and update
2793 definition statements.
2794 (vectorizable_load): copy_virtual_operands. Remove call to
2795 mark_call_clobbered_vars_to_rename for call to "const" builtin.
2796 * tree-vectorizer.c (vectorize_loops): Remove calls to
2797 rewrite_into_ssa and bitmap_clear (vars_to_rename).
2798 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
2799 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
2800 define macro STMT_VINFO_PTR_INFO for use in accessing.
2801 * tree.h add export of duplicate_ssa_name_ptr_info.
2802 * rs6000.c (altivec_init_builtins): Declare builtin function
2803 __builtin_altivec_mask_for_load to be "const".
2805 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2808 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2809 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2810 assemble_variable on aliases.
2811 * varasm.c (assemble_alias): Set node->alias.
2812 * toplev.c (wrapup_global_declarations): Don't call
2813 rest_of_decl_compilation on aliases again.
2815 2005-03-29 Paul Brook <paul@codesourcery.com>
2817 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2818 * config/arm/arm.c (arm_dbx_register_number): New function.
2819 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2821 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2824 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2825 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2827 2005-03-29 Dale Johannesen <dalej@apple.com>
2829 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2830 $(TREE_H) and $(COVERAGE_H).
2831 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2832 * opts.c (common_handle_option): Enable tree-based value transforms.
2833 * toplev.c (process_options): Ditto.
2834 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2835 refers to references to this type.
2836 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2837 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2838 for may_be_more, may_be_less.
2839 (rtl_gen_pow2_profiler): Adjust.
2840 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2841 (rtl_gen_one_value_profiler): Adjust.
2842 (rtl_gen_const_delta_profiler): Adjust.
2843 * tree-profile.c (tree_gen_interval_profiler): Implement.
2844 (tree_gen_pow2_profiler): Ditto.
2845 (tree_gen_one_value_profiler): Ditto.
2846 (tree_profiling): New.
2847 (pass_tree_profile): Reference it.
2848 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2850 (insn_divmod_values_to_profile): Rename to
2851 rtl_divmod_values_to_profile. Adjust.
2852 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2853 (insn_prefetch_values_to_profile): Adjust.
2854 (rtl_value_profile_transformations): Adjust.
2855 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2856 (gen_mod_pow2): Rename to rtl_mod_pow2.
2857 (gen_mod_subtract): Rename to rtl_mod_subtract.
2858 (divmod_fixed_value_transform): Rename to
2859 rtl_divmod_fixed_value_transform.
2860 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2861 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2862 (rtl_find_values_to_profile): Adjust.
2863 (tree_value_profile_transformations): Implement.
2864 (tree_divmod_values_to_profile): New.
2865 (tree_values_to_profile): New.
2866 (tree_divmod_fixed_value): New.
2867 (tree_mod_pow2): New.
2868 (tree_mod_subtract): New.
2869 (tree_divmod_fixed_value_transform): New.
2870 (tree_mod_pow2_value_transform): New.
2871 (tree_mod_subtract_transform): New.
2872 (tree_find_values_to_profile): Implement.
2873 * profile.c (instrument_values): Free histograms.
2874 (compute_value_histograms): Adjust. Implement tree version.
2876 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2878 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2879 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2880 variable. Output "fldcw" depending on round_mode.
2881 * config/i386/i386.md (UNSPEC_FIST): New.
2882 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2883 New isns patterns to implement lrint and llrint built-ins as x87
2885 (fistdi2, fist<mode>2 splitters): New splitters.
2886 (lrint<mode>2): New expanders.
2888 2005-03-28 Ian Lance Taylor <ian@airs.com>
2890 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2891 0 when calling final_scan_insn.
2893 2005-03-28 Jan Hubicka <jh@suse.cz>
2896 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2899 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2900 types where possible.
2902 2005-03-26 Per Bothner <per@bothner.com>
2904 Make -f[no-]show-column also control non-cpp diagnostics.
2905 * c.opt (fshow-column): Move option from here ...
2906 * common.opt (fshow-column): ... to here.
2907 * diagnostic.c (diagnostic_build_prefix): Only print column number
2908 if flag_show_column.
2910 2005-03-27 Steven Bosscher <stevenb@suse.de>
2912 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2913 vax_output_conditional_branch): New prototypes.
2914 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2915 extracted from vax.md mov and add patterns.
2916 (vax_output_conditional_branch): New function to output conditional
2917 branch instructions.
2918 * vax.md: Use mode macros for arithmetic and mov patterns.
2919 Use code macros for the jump patterns.
2921 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2923 * Makefile.in (libbackend.o): Depend on version files;
2924 add custom generation command.
2926 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2929 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2930 sure that we have a REG before getting its REGNO.
2932 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2934 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2935 * builtins.def (BUILT_IN_STRNDUP): New.
2937 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2939 PR tree-optimization/20470
2940 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2943 2005-03-25 Mike Stump <mrs@apple.com>
2945 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2948 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2950 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2951 Use our own structure definitions.
2953 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2954 (fix_truncdfsi2): Allow registers or memory as destination.
2955 When TARGET_PPC_GFXOPT, generate simplified pattern.
2956 (fix_truncdfsi2_internal): Use define_insn_and_split.
2957 (fix_truncdfsi2_internal_gfxopt): New.
2958 (fctiwz): Don't confuse register allocation by giving it no choices.
2960 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2961 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2962 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2963 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2965 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2967 * dominance.c (free_dominance_info): Speed up by freeing et
2968 data structures without maintaining other nodes.
2969 * et-forest.c (et_free_tree_force): New.
2970 * et-forest.h: Add a prototype for et_free_tree_force.
2972 * tree.c (get_set_constructor_bits,
2973 get_set_constructor_bytes): Remove.
2974 * tree.h: Remove the corresponding prototypes.
2976 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2979 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2980 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2981 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2982 PRE_DEC, NEG and NOT.
2984 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2986 * fold-const.c: Convert uses of fold (build (...)) to
2989 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2991 PR rtl-optimization/20249
2992 * cse.c (insert_regs): Do not record equivalence of registers in
2995 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2997 * emit-rtl.c (reverse_comparison): Remove.
2998 * rtl.h: Remove the corresponding prototype.
3000 2005-03-24 James E Wilson <wilson@specifixinc.com>
3002 * doc/install.texi (--enable-altivec): Delete docs.
3004 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3006 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3007 SFmode and DFmode before reload when
3008 flag_unsafe_math_optimizations not enabled.
3010 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3012 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3014 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3015 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3017 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3019 * configure.ac (enable-checking): Add 'runtime' option.
3020 * doc/install.texi (enable-checking): Document 'runtime' checking.
3021 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3022 * config.in: Regenerated.
3023 * configure: Regenerated.
3025 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3027 * optabs.h (enum optab_index): Remove OTI_llrint.
3028 (llrint_optab): Remove macro.
3029 * optabs.c (init_optabs): Remove llrint_optab initialization.
3030 * genopinit.c (optabs): Remove llrint_optab implementation.
3031 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3034 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3036 PR rtl-optimization/20532
3037 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3038 overflow when adding coefficients for PLUS or MINUS.
3039 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3042 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3044 * langhooks.h (truthvalue_conversion): Remove.
3045 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3046 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3047 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3048 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3049 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3051 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3053 * params.def: Fix a typo.
3054 * config/mips/mips.c: Follow the spelling convensions.
3055 * doc/invoke.texi: Fix typos.
3057 2005-03-18 Dale Johannese <dalej@apple.com>
3059 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3061 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3063 Fix PR tree-optimization/20601
3065 * tree-ssa-pre.c (insert_aux): Add missing condition to
3068 2005-03-23 Ian Lance Taylor <ian@airs.com>
3070 * final.c (final_scan_insn): Don't remove no-op instructions.
3071 * reload1.c (reload): Remove simple no-op instructions even when
3074 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3076 PR tree-optimization/20501
3077 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3078 reporting that peeling for alignment is applied moved to...
3079 * (vect_analyze_data_refs_alignment): Here.
3081 2005-03-23 Ian Lance Taylor <ian@airs.com>
3083 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3085 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3087 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3088 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3090 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3092 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3093 imply that this is called once, independent of asms in code.
3094 Adjust to now being pased output and input lists. Mention helper
3095 function decl_overlaps_hard_reg_set_p.
3096 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3097 hook_tree_tree_identity and to take three trees, returning third.
3098 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3100 * stmt.c: include hard-reg-set.h before tree.h.
3101 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3102 (decl_conflicts_with_clobbers_p): Call
3103 decl_overlaps_hard_reg_set_p.
3104 (expand_asm_operands): Pass output and input lists in call to
3105 targetm.md_asm_clobbers.
3106 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3107 hook_tree_tree_tree_tree_3rd_identity.
3108 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3110 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3111 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3112 parameters, first two unused.
3113 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3114 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3115 in constraint letters and MOF is not mentioned as a asm-declared
3116 register in neither of the input and output lists.
3118 2005-03-23 DJ Delorie <dj@redhat.com>
3120 * optabs.c (expand_binop): Make sure the first subword's result
3123 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3125 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3126 Call c_common_truthvalue_conversion rather than
3127 lang_hooks.truthvalue_conversion.
3128 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3129 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3131 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3132 c_common_truthvalue_conversion.
3133 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3134 c_parser_conditional_expression, c_parser_binary_expression): Call
3135 c_objc_common_truthvalue_conversion.
3136 * c-typeck.c (build_unary_op): Call
3137 c_objc_common_truthvalue_conversion.
3138 (build_conditional_expr): Do not call
3139 lang_hooks.truthvalue_conversion.
3140 (build_binary_op): Call c_common_truthvalue_conversion.
3141 (c_objc_common_truthvalue_conversion): Moved from
3142 c-objc-common.c. Call default_function_array_conversion instead
3143 of default_conversion.
3145 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3147 * c-common.h (default_conversion): Remove.
3148 (perform_integral_promotions): Add.
3149 * c-tree.h (default_conversion): Add.
3150 * c-typeck.c (perform_integral_promotions): New, split out from
3152 * c-common.c (check_case_value): Use perform_integral_promotions,
3153 not default_conversion.
3154 (c_add_case_label): Don't continue processing case label after
3155 found to be pointer.
3157 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3159 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3160 the prefix list if we have already added a multilib directory
3162 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3165 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3167 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3169 * reload.h: Remove the prototype for indirect_symref_ok.
3171 * reload1.c (indirect_symref_ok): Make it global.
3172 * reload.h: Add a prototype for indirect_symref_ok.
3174 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3176 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3179 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3181 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3183 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3185 * c-opts.c (c_common_parse_file): Only start/end main source file
3186 if debug hooks says the writer wants it.
3187 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3189 (xcoff_debug_hooks): Ditto.
3190 * debug.c (do_nothing_hooks): Ditto.
3191 * debug.h (gcc_debug_hooks): Ditto.
3192 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3193 * sdbout.c (sdb_debug_hooks): Ditto.
3194 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3196 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3198 * doc/extend.texi: Deprecate C++ min/max operators.
3200 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3202 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3203 artificial original candidates.
3205 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3206 Jan Hubicka <jh@suse.cz>
3207 Steven Bosscher <stevenb@suse.de>
3209 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3210 call cost based on argument sizes.
3211 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3213 * params.def: (max-inline-inssn-single): Set to 450.
3214 (max-inline-insns-auto): Set to 90.
3215 (max-inline-insns-recursive): Set to 450
3216 (max-inline-insns-recursive-auto): Set to 450.
3217 (large-function-insns): Set to 2700.
3218 (inline-call-cost): New parameter.
3219 * tree-inline.c (estimate_move_cost): New function.
3220 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3221 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3223 * tree-inline.h (estimate_move_cost): Declare.
3224 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3225 (max-inline-insns-auto): Change default to 90.
3226 (max-inline-insns-recursive): Change default to 450
3227 (max-inline-insns-recursive-auto): Change default to 450.
3228 (large-function-insns): Change default to 2700.
3229 (inline-call-cost): Document new parameter.
3231 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3233 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3234 (TARGET_DEFAULT): Delete.
3235 * config/i860/i860.opt: New file.
3237 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3239 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3240 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3241 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3242 (frv_sched_lookahead): Delete.
3243 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3244 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3245 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3246 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3247 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3248 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3249 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3250 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3251 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3252 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3253 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3254 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3255 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3256 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3257 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3258 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3259 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3260 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3261 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3262 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3263 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3264 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3265 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3266 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3267 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3268 (frv_sched_lookahead): Delete.
3269 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3270 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3271 (frv_handle_option): New function. Move -mcpu= handling from...
3272 (frv_override_options): ...here. Remove handling of other
3274 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3275 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3276 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3277 and TARGET_NO_MULTI_CE.
3278 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3279 !TARGET_VLIW_BRANCH.
3280 * config/frv/frv.opt: New file.
3282 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3284 * fold-const.c (fold_ternary): Take decomposed arguments of
3286 (fold): Update a call to fold_ternary.
3288 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3289 * tree.h: Add corresponding prototypes.
3291 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3294 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3295 between jump table and its label.
3296 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3297 resp. ADDR_DIFF_VEC and the label preceeding it.
3298 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3299 is emitted in the right section.
3301 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3303 * fold-const.c (fold_unary, fold_binary): Update comments
3306 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3308 PR rtl-optimization/20527
3309 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3310 REG_INC note, test that the register also isn't mentioned in PRED
3313 2005-03-22 Ben Elliston <bje@au.ibm.com>
3315 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3318 2005-03-21 Mike Stump <mrs@apple.com>
3320 * varasm.c (default_assemble_visibility): Remove extra ().
3322 2005-03-21 Roger Sayle <roger@eyesopen.com>
3325 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3326 to determine whether a block can be duplicated, rather than test
3327 whether the block contains noncopyable insns ourselves.
3329 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3331 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3334 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3336 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3338 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3340 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3341 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3342 * config/fr30/fr30.opt: New file.
3344 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3346 Fix PR tree-optimization/20542
3348 * tree-flow-inline.h (overlap_subvar): Move to here.
3349 * tree-ssa-operands.c: From here.
3350 * tree-flow.h (overlap_subvar): Declare.
3351 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3352 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3353 for variables with subvars.
3355 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3358 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3359 * modulo-sched.c (const_iteration_count): Return on NULL
3361 (print_node_sched_params): Return on NULL dump_file.
3362 (generate_reg_moves): Handle reg-anti dependencies and disregard
3363 closing branch when generating register moves.
3364 (sms_schedule): Mark the SMSed block dirty.
3365 * passes.c (rest_of_handle_sms): Call update_life_info for all
3367 * testsuite/gcc.dg/20050321-1.c: New test.
3369 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3371 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3372 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3373 movqi_internal): Likewise.
3375 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3377 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3378 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3379 xtensa_b4const): Delete prototypes.
3380 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3381 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3382 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3383 xtensa_extra_constraint): New prototypes.
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): Delete prototypes.
3389 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3390 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3391 argument type to HOST_WIDE_INT.
3392 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3393 xtensa_mask_immediate): Likewise.
3394 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3395 Likewise. Also make these functions static.
3396 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3397 (xtensa_const_ok_for_letter_p): New.
3398 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3399 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3400 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3401 move_operand, const_float_1_operand, fpmem_offset_operand,
3402 branch_operator, ubranch_operator, boolean_operator): Move to
3404 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3405 (xtensa_mem_offset): Change return type to bool.
3406 (xtensa_extra_constraint): New.
3407 (gen_int_relational): Update type of const_range_p function pointer.
3408 Use xtensa_b4const_or_zero.
3409 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3410 xtensa_const_ok_for_letter_p. Update comments.
3411 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3412 (PREDICATE_CODES): Delete.
3413 * config/xtensa/xtensa.md: Include predicates.md.
3414 * config/xtensa/predicates.md: New file.
3416 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3418 * config/v850/v850-protos.h: Remove the prototypes for
3419 reg_or_int9_operand, reg_or_const_operand,
3420 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3421 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3422 movsi_source_operand, power_of_two_operand,
3423 not_power_of_two_operand, special_symbolref_operand,
3424 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3425 register_is_ok_for_epilogue.
3426 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3427 reg_or_int9_operand, reg_or_const_operand,
3428 call_address_operand, special_symbolref_operand,
3429 movsi_source_operand, power_of_two_operand,
3430 not_power_of_two_operand, register_is_ok_for_epilogue,
3431 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3432 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3434 * config/v850/v850.h (PREDICATE_CODES): Remove.
3435 * config/v850/v850.md: Include predicates.md.
3436 * config/v850/predicates.md: New.
3438 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3440 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3441 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3442 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3443 (itoolsdir, itoolsdatadir): Move definition above new first use.
3444 (install-itoolsdirs): New rule.
3445 (install-mkheaders): Depend on install-itoolsdirs, not
3446 install-include-dir.
3448 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3450 * tree-into-ssa.c: Remove obsolete comments.
3452 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3454 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3455 unrolling if -fpeel-loops is specified, too.
3456 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3457 Remove superfluous check for flag_unroll_loops.
3459 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3461 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3462 (lrint_optab, llrint_optab): Define corresponding macros.
3463 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3464 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3465 pattern and llrint_optab using llrintdi2 patterns.
3466 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3467 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3468 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3469 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3470 flag_unsafe_math_optimizations is set.
3472 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3474 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3475 simplify_logical, if_then_else_cond, known_cond,
3476 simplify_comparison): Adjust calls to reverse_comparison.
3477 Don't use combine_reversed_comparison_code).
3478 (combine_reversed_comparison_code): Remove.
3479 (reversed_comparison): Using reversed_comparison_code, move it...
3480 * jump.c (reversed_comparison): ... here.
3481 * rtl.h (reversed_comparison): Add prototype.
3483 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3485 * builtins.c (fold_builtin): Take decomposed arguments of
3487 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3488 * gimplify.c (gimplify_call_expr): Likewise.
3489 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3490 * tree.h: Update the prototype of fold_builtin.
3492 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3494 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3495 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3496 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3497 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3498 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3500 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3502 * builtins.c (fold_builtin_1): Take decomposed arguments of
3504 (fold_builtin): Update a call to fold_builtin_1.
3506 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3509 * gcov.c (output_lines): Only output function block summary when
3510 outputting branch information.
3511 * doc/gcov.texi: Document format of preamble and additional block
3514 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3516 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3517 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3518 the defaults false if BITS_PER_UNIT != 8.
3519 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3520 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3521 than BITS_PER_UNIT != 8.
3522 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3523 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3524 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3526 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3527 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3529 2005-03-20 Roger Sayle <roger@eyesopen.com>
3532 * fold-const.c (fold_binary): Fix type mismatch between
3533 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3534 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3535 for non-truth-valued expressions.
3537 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3538 and FUNCTION_DECL in the main switch.
3539 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3540 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3541 we also need to convert their operands to match.
3542 <TRUTH_NOT_EXPR>: Likewise.
3544 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3546 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3547 diagnostic without checking whether an lvalue.
3548 * c-common.h (lvalue_p): Remove.
3549 (enum lvalue_use): Update comment.
3550 (lvalue_or_else): Replace by lvalue_error.
3551 * c-typeck.c (lvalue_p): Make static.
3552 (lvalue_or_else): New. Call lvalue_error.
3554 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3556 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3557 (function_arg_advance): Use rs6000_parm_start.
3558 (function_arg, rs6000_arg_partial_bytes): Likewise.
3560 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3562 * c-common.c (check_case_value): Adjust comment about stripping
3564 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3565 * c-typeck.c (default_conversion, convert_arguments,
3566 build_modify_expr, convert_for_assignment, store_init_value,
3567 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3568 manually. Remove inaccurate comments.
3570 2005-03-20 Roger Sayle <roger@eyesopen.com>
3571 Joseph S. Myers <joseph@codesourcery.com>
3573 * varasm.c (do_assemble_alias): Restore comment describing function.
3574 Annotate the target parameter as potentially unused.
3576 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3579 * config/avr/avr.c (avr_output_function_prologue): Do not use
3580 current_function_name() in a label, use a local label instead.
3582 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3584 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3585 flag_finite_math_only, not flag_unsafe_math_optimizations.
3587 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3589 * builtins.c (fold_builtin_1): Update a call to
3590 targetm.fold_builtin.
3591 * hooks.c (hook_tree_tree_bool_null): Rename to
3592 hook_tree_tree_tree_bool_null. Take one more argument of type
3594 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3595 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3596 hook_tree_tree_tree_bool_null.
3597 * target.h (gcc_target): Update the prototype of fold_builtin.
3598 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3599 arguments of CALL_EXPR.
3600 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3603 2005-03-20 Jan Hubicka <jh@suse.cz>
3605 * cgraph.h (cgraph_node): Add prev_clone pointer.
3606 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3607 (cgraph_clone_node): Produce doubly linked chain.
3609 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3611 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3612 get_nonnull_operand, handle_sentinel_attribute,
3613 check_function_arguments_recurse): Do not strip NOPS from
3615 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3617 * c-format.c (get_constant): Likewise.
3618 * c-parser.c (c_parser_postfix_expression): Likewise.
3619 * c-typeck.c (set_init_index): Likewise.
3620 (convert_arguments): Don't check for NOP_EXPR containing integer
3623 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3625 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
3626 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
3627 Take decomposed arguments of CALL_EXPR.
3628 (fold_builtin_1): Update calls to the functions mentioned
3631 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3633 * c-decl.c (check_bitfield_type_and_width): Require bit-field
3634 width to have integer type.
3635 (build_enumerator): Require enumerator value to have integer type.
3637 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3639 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
3642 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3644 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
3645 std=iso9899:199x): Correct descriptions.
3647 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
3649 * config.gcc: Consistently use solaris2.1[0-9]* instead of
3652 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
3654 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
3656 (expand_builtin_memcpy, fold_builtin_1): Update calls to
3657 fold_builtin_memcpy.
3659 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
3660 arguments of CALL_EXPR.
3661 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
3662 fold_builtin_found, fold_builtin_1): Update calls to
3663 fold_trunc_transparent_mathfn.
3665 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3668 * fold-const.c (fold_widened_comparison): Don't optimize casts of
3669 function pointers on targets that require function pointer
3671 (fold_sign_changed_comparison): Likewise.
3673 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
3675 * combine.c (try_combine): When changing the mode of a hard reg, make
3676 sure that doing so is valid.
3678 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
3680 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
3681 (TARGET_HANDLE_OPTION): Override default.
3682 (avr_handle_option): New function.
3683 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
3684 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
3685 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
3686 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
3687 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
3688 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
3689 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
3690 (TARGET_OPTIONS): Delete.
3691 * config/avr/avr.opt: New file.
3693 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3695 * config/m32r/m32r-protos.h: Remove the prototypes for
3696 call_address_operand, symbolic_operand, seth_add3_operand,
3697 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3698 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3699 two_insn_const_operand, move_src_operand,
3700 move_double_src_operand, move_dest_operand,
3701 eqne_comparison_operator, signed_comparison_operator,
3702 large_insn_p, conditional_move_operand, carry_compare_operand,
3703 m32r_block_immediate_operand, extend_operand,
3704 reg_or_eq_int16_operand, int8_operand, and
3705 reg_or_zero_operand.
3706 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3707 seth_add3_operand, int8_operand, cmp_int16_operand,
3708 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3709 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3710 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3711 move_double_src_operand, move_dest_operand,
3712 eqne_comparison_operator, signed_comparison_operator,
3713 extend_operand, small_insn_p, large_insn_p,
3714 conditional_move_operand, carry_compare_operand,
3715 m32r_block_immediate_operand): Move to predicates.md.
3716 (MAX_MOVE_BYTES): Move to m32r.h.
3717 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3718 * config/m32r/m32r.md: Include predicates.md.
3719 * config/m32r/predicates.md: New.
3721 2005-03-18 James E Wilson <wilson@specifixinc.com>
3724 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
3727 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3729 * config/mn10300/mn10300-protos.h: Remove the prototypes for
3730 call_address_operand, const_8bit_operand.
3731 * config/mn10300/mn10300.c (call_address_operand,
3732 const_8bit_operand, const_1f_operand): Move to predicates.md.
3733 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
3734 * config/mn10300/mn10300.md: Include predicates.md.
3735 * config/mn10300/predicates.md: New.
3737 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
3739 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
3740 declarations in diagnostics and %E for identifiers, not %s.
3742 2005-03-18 Jan Hubicka <jh@suse.cz>
3743 Dale Johannesen <dalej@apple.com>
3745 * basic-block.h (scale_bbs_frequencies_int,
3746 scale_bbs_frequencies_gcov_type): Declare.
3747 * cfg.c (RDIV): New macro.
3748 (update_bb_frequency_for_threading): Fix.
3749 * basic-block.h (scale_bbs_frequencies_int,
3750 scale_bbs_frequencies_gcov_type): New.
3751 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
3752 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
3753 scale_bbs_frequencies_int.
3754 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
3756 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3758 * config/m32r/m32r-protos.h: Remove the prototypes for
3759 call_address_operand, symbolic_operand, seth_add3_operand,
3760 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
3761 reg_or_uint16_operand, reg_or_cmp_int16_operand,
3762 two_insn_const_operand, move_src_operand,
3763 move_double_src_operand, move_dest_operand,
3764 eqne_comparison_operator, signed_comparison_operator,
3765 large_insn_p, conditional_move_operand, carry_compare_operand,
3766 m32r_block_immediate_operand, extend_operand,
3767 reg_or_eq_int16_operand, int8_operand, and
3768 reg_or_zero_operand.
3769 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
3770 seth_add3_operand, int8_operand, cmp_int16_operand,
3771 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
3772 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
3773 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
3774 move_double_src_operand, move_dest_operand,
3775 eqne_comparison_operator, signed_comparison_operator,
3776 extend_operand, small_insn_p, large_insn_p,
3777 conditional_move_operand, carry_compare_operand,
3778 m32r_block_immediate_operand): Move to predicates.md.
3779 (MAX_MOVE_BYTES): Move to m32r.h.
3780 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
3781 * config/m32r/m32r.md: Include predicates.md.
3782 * config/m32r/predicates.md: New.
3784 * config/pa/pa-protos.h: Add prototypes for magic_milli and
3786 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
3787 symbolic_operand, symbolic_memory_operand,
3788 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
3789 indexed_memory_operand, move_dest_operand, move_src_operand,
3790 prefetch_cc_operand, prefetch_nocc_operand,
3791 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
3792 arith_operand, arith11_operand, pre_cint_operand,
3793 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
3794 ireg_operand, int5_operand, uint5_operand, int11_operand,
3795 uint32_operand, arith5_operand, and_operand, ior_operand,
3796 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
3797 pc_or_label_operand, div_operand, plus_xor_ior_operator,
3798 shadd_operand, movb_comparison_operator,
3799 cmpib_comparison_operator): Move to predicates.md.
3800 (magic_milli, shadd_constant_p): Make it extern.
3801 * config/pa/pa.h (PREDICATE_CODES): Remove.
3802 * config/pa/pa.md: Include predicates.md.
3803 * config/pa/predicates.md: New.
3805 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3808 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3810 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3811 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3812 config/alpha/freebsd.h, config/alpha/linux.h,
3813 config/alpha/netbsd.h, config/alpha/osf5.h,
3814 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3815 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3816 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3817 doc/cppopts.texi: Update copyright.
3819 2005-03-18 Jan Hubicka <jh@suse.cz>
3822 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3824 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3827 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3829 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3832 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3834 * combine.c (gen_binary): Remove.
3835 (known_cond, simplify_shift_const, find_split_point,
3836 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3837 simplify_logical, expand_field_assignment, extract_left_shift,
3838 force_to_mode, if_then_else_cond, apply_distributive_law,
3839 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3840 simplify_comparison, reversed_comparison): Replace with
3841 simplify_gen_binary, simplify_gen_relational or
3842 distribute_and_simplify_rtx.
3843 (distribute_and_simplify_rtx): New function.
3845 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3846 Paolo Bonzini <gcc.gnu.org>
3848 * calls.c (setjmp_call_p, special_function_p): Update comments
3849 at the head of the functions.
3851 2005-03-18 Jan Hubicka <jh@suse.cz>
3853 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3855 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3856 function body should be released; do not proactively release function
3857 bodies in non-unit-at-a-time mode.
3859 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3861 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3862 mno-fp-ret-in-387 multilib variants.
3864 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3866 * common.opt (m): Remove.
3867 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3869 (common_handle_option): Remove OPT_m case.
3871 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3873 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3875 (fold_builtin_1): Update a call to fold_builtin_bitop.
3877 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3879 (fold_builtin_1): Update a call to fold_builtin_signbit.
3881 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3883 PR tree-optimization/20474
3884 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3885 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3887 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3889 * config/h8300/h8300-protos.h: Remove prototypes for
3890 general_operand_src, general_operand_dst, single_one_operand,
3891 single_zero_operand, call_insn_operand,
3892 two_insn_adds_subs_operand, small_call_insn_operand,
3893 jump_address_operand, bit_operand, bit_memory_operand,
3894 stack_pointer_operand, const_int_gt_2_operand,
3895 const_int_ge_8_operand, const_int_qi_operand,
3896 const_int_hi_operand, incdec_operand, bit_operator,
3897 nshift_operator, eqne_operator, gtle_operator,
3898 gtuleu_operator, iorxor_operator.
3899 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3900 h8300_ldm_stm_parallel.
3901 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3903 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3904 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3905 (h8300_ldm_stm_parallel): Make it extern.
3906 (h8300_ldm_parallel, h8300_stm_parallel,
3907 h8300_return_parallel, general_operand_src,
3908 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3909 nibble_operand, reg_or_nibble_operand, single_one_operand,
3910 single_zero_operand, call_insn_operand,
3911 two_insn_adds_subs_operand, small_call_insn_operand,
3912 jump_address_operand, bit_operand, bit_memory_operand,
3913 stack_pointer_operand, const_int_gt_2_operand,
3914 const_int_ge_8_operand, const_int_qi_operand,
3915 const_int_hi_operand, incdec_operand, eqne_operator,
3916 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3917 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3918 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3919 nshift_operator): Move to predicates.md.
3920 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3921 * config/h8300/h8300.md: Include predicates.md.
3922 * config/h8300/predicates.md: New.
3924 2005-03-17 Richard Henderson <rth@redhat.com>
3926 * config.gcc (ia64*-*-hpux*): Add extra_options.
3927 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3928 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3929 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3930 (ia64_tls_size_string, ia64_tune_string): Remove.
3931 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3932 (TARGET_DEFAULT_TARGET_FLAGS): New.
3933 (TARGET_HANDLE_OPTION): New.
3934 (ia64_override_options): Move options parsing ...
3935 (ia64_handle_option): ... here. New.
3936 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3937 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3938 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3939 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3940 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3941 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3942 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3943 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3944 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3945 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3946 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3947 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3948 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3949 TARGET_EARLY_STOP_BITS): Remove.
3950 (TARGET_ILP32): Default false.
3951 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3952 (enum ia64_inline_type): New.
3953 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3954 * config/ia64/ia64.md: Update for new definitions of
3955 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3956 * config/ia64/ia64.opt: New file.
3957 * config/ia64/ilp32.opt: New file.
3959 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3962 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3964 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3966 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3967 instead of MASK_H8300S.
3968 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3969 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3970 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3971 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3972 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3973 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3974 TARGET_SWITCHES): Remove.
3975 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3977 * config/h8300/h8300.opt: New.
3979 * config/alpha/alpha.opt, config/arc/arc.opt,
3980 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3983 2005-03-17 Ian Lance Taylor <ian@airs.com>
3987 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3989 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3990 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3991 (TARGET_HANDLE_OPTION): Override default.
3992 (arc_handle_option): New function.
3993 (arc_init): Remove code to set arch_cpu_string.
3994 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3995 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3996 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3997 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3998 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3999 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4000 (arc_rodata_string, TARGET_OPTIONS): Delete.
4001 * config/arc/arc.opt: New file.
4003 2005-03-17 Richard Henderson <rth@redhat.com>
4005 * doc/extend.texi (Weak Pragmas): New section.
4006 (attribute alias): Clarify that target must be in the same
4009 2005-03-17 Richard Henderson <rth@redhat.com>
4011 * config/alpha/alpha.opt: New file.
4012 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4014 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4015 alpha_fprm_string, alpha_fptm_string): Make static.
4016 (alpha_tls_size_string): Remove.
4017 (alpha_handle_option): New.
4018 (override_options): Update for alpha_cpu/alpha_tune split.
4019 (alpha_file_start): Likewise.
4020 (TARGET_DEFAULT_TARGET_FLAGS): New.
4021 (TARGET_HANDLE_OPTION): New.
4022 * config/alpha/alpha.h (alpha_tune): Declare.
4023 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4024 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4025 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4026 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4027 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4028 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4029 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4030 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4031 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4032 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4033 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4034 (TARGET_DEFAULT): Remove MASK_FP.
4035 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4036 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4037 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4038 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4039 alpha_tls_size_string): Remove.
4040 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4041 (attribute tune): Rename from attribute cpu.
4042 * config/alpha/ev4.md: Update to match.
4043 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4044 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4045 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4046 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4047 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4048 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4050 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4052 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4053 and return without creating new state if before_nops_num is nonzero.
4054 * config/ia64/ia64.md (first_insn): New attribute.
4055 (alloc): Set it to yes.
4057 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4059 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4060 STMT_VINFO_SUBVARS to NULL.
4061 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4063 2005-03-16 Dale Johannesen <dalej@apple.com>
4065 * rtlanal.c (find_first_parameter_load): Rewrite to
4066 return actual first param load or the call if none,
4067 instead of first in block, when not all loads exist.
4069 2005-03-16 Roger Sayle <roger@eyesopen.com>
4071 * optabs.c (expand_copysign_absneg): Make static.
4072 * optabs.h (expand_copysign_absneg): Delete prototype.
4073 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4075 2005-03-16 Richard Henderson <rth@redhat.com>
4078 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4079 (alias_pairs): Rename from output_defs.
4080 (find_decl_and_mark_needed): Split out from assemble_alias.
4081 (do_assemble_alias): New.
4082 (assemble_output_def): Remove.
4083 (finish_aliases_1, finish_aliases_2): New.
4084 (process_pending_assemble_output_defs): Remove.
4085 (assemble_alias): Defer aliases for which we don't yet have a
4086 non-external decl for the target symbol.
4087 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4088 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4089 * toplev.c (compile_file): Use finish_aliases_2 instead of
4090 process_pending_assemble_output_defs.
4091 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4092 (process_pending_assemble_output_defs): Remove.
4094 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4096 Fix PR tree-optimization/20489
4098 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4099 for empty structures.
4101 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4103 Fix PR tree-optimization/20490
4105 * tree-ssa-pre.c (create_expression_by_pieces): Use
4106 force_gimple_operand on result of fold.
4108 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4110 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4111 of closing parenthesis.
4113 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4115 * builtins.c (expand_movstr): Update a call to
4116 fold_builtin_strcpy.
4117 (expand_builtin_strncpy): Update a call to
4118 fold_builtin_strncpy.
4119 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4120 arguments of CALL_EXPR.
4121 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4122 fold_builtin_strncpy.
4123 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4124 * tree.h: Update the prototypes of fold_builtin_strcpy and
4125 fold_builtin_strncpy.
4127 2005-03-16 Steven Bosscher <stevenb@suse.de>
4128 Dorit Naishlos <dorit@il.ibm.com>
4130 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4131 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4134 2005-03-16 Steven Bosscher <stevenb@suse.de>
4136 * tree-inline.c (walk_type_fields, walk_tree,
4137 walk_tree_without_duplicates): Move from here...
4138 * tree.c: ...to here.
4140 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4142 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4143 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4144 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4145 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4146 (version): Define using $(BASEVER_c).
4147 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4149 (version.o): Depend on version files; add custom generation command.
4150 (prefix.o): Define BASEVER on command line.
4151 (s-iov): Depend on version files; adjust command.
4152 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4154 (gcc-vers.texi): New rule.
4155 (doc/%.info, doc/%.dvi): Add -I . to command line.
4156 (doc/gccinstall.dvi): Likewise.
4157 (PACKAGE): Delete. All uses replaced with "gcc".
4158 * aclocal.m4: Do not include gcc-version.m4.
4159 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4160 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4161 Set is_release based on contents of DEV-PHASE.
4162 Set gcc_version based on contents of BASE-VER.
4163 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4164 * config.in, configure: Regenerate.
4165 * gccbug.in: Determine version of GCC in use at runtime.
4166 * gcov-iov.c: Get version number and development phase from
4167 command line, not by including version.c.
4168 * intl.c: Replace all uses of PACKAGE with "gcc".
4169 * libada-mk.in: Delete unused "gcc_version" variable.
4170 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4171 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4172 commentary to match.
4173 (version_string): Put together from pieces.
4174 * config/alpha/x-vms: Do not use $(gcc_version).
4175 * config/i386/t-nwld: Likewise.
4176 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4177 version-GCC and DEVELOPMENT.
4179 2005-03-15 Roger Sayle <roger@eyesopen.com>
4181 PR tree-optimization/17454
4182 * tree.c (tree_size): Add case for TREE_BINFO.
4183 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4184 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4186 2005-03-15 Roger Sayle <roger@eyesopen.com>
4188 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4189 op1 whilst expanding the signed widenening multiply variant.
4191 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4193 * toplev.c (display_target_options): Avoid unused variable warning if
4194 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4195 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4196 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4197 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4198 (mips_isa_info): New variable.
4199 (mips_parse_cpu): Remove the first argument and leave the caller
4201 (TARGET_HANDLE_OPTION): Override default.
4202 (mips_handle_option): New function. Move option validation code from...
4203 (override_options): ...here. Update calls to mips_parse_cpu.
4204 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4205 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4206 (SUBTARGET_TARGET_OPTIONS): Delete.
4207 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4208 (mno-flush-func, mtune=): New options.
4210 2005-03-15 Roger Sayle <roger@eyesopen.com>
4211 Richard Henderson <rth@redhat.com>
4213 * real.c (c4x_single_format, c4x_extended_format): Provide values
4214 for signbit_ro for c4x's single and extended floating point formats.
4215 * optabs.c (expand_copysign): Use the floating point format's
4216 signbit_ro for expanding via expand_copysign_absneg, and it's
4217 signbit_rw field for expanding via expand_copysign_bit.
4219 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4221 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4222 known_alignment_for_access_p.
4223 (known_alignment_for_access_p): New.
4224 (do_peeling_for_alignment): Field made int instead of bool and renamed
4225 to peeling_for_alignment.
4226 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4227 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4228 functionality used to be in vect_analyze_operations.
4229 (vect_analyze_operations): Code to determine vectorization factor was
4230 moved to vect_determine_vectorization_factor.
4231 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4232 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4234 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4235 be part of vect_analyze_operations).
4236 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4237 creating the guard condition, as the number of iterations may be
4239 (slpeel_tree_peel_loop_to_edge): Use new name of
4240 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4241 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4242 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4243 (vect_do_peeling_for_alignment): Use fold.
4244 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4246 (vect_update_inits_of_dr): Renamed to
4247 vect_update_init_of_dr.
4248 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4249 (vectorizable_store): Fix assertion to use == instead of =.
4251 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4253 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4254 call_used_regs for wCG registers.
4256 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4258 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4259 for non-offsettable memory references to cope with outstanding reload
4260 replacements, take 2.
4262 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4265 * config/i386/i386.h (x86_fisttp): New.
4266 (TARGET_FISTTP): New macro.
4267 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4268 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4269 instruction when fisttp flag is set.
4270 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4272 * config/i386/i386.md (type attribute): Add fisttp.
4273 (unit attribute): Set to i387 for fisttp type.
4274 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4275 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4277 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4278 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4280 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4281 patterns for TARGET_FISTTP. Enable patterns for
4282 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4283 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4284 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4285 implement fisttp x87 insn.
4286 (fix_trunc*_i387_fisttp splitters): New patterns.
4287 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4288 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4289 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4291 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4292 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4293 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4294 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4295 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4296 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4297 Disable patterns for TARGET_FISTTP.
4298 (fix_trunc*_i387 splitters): Implement usign mode macros.
4299 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4300 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4301 (fix_trunx*_sse peephole2s): Implement using mode macros.
4303 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4305 PR rtl-optimization/20291
4306 * combine.c (try_combine): If splitting fails, re-try with
4307 original combined pattern, i.e. before clobber stripping.
4309 2005-03-14 Eric Christopher <echristo@redhat.com>
4311 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4312 STACK_GROWS_DOWNWARD.
4314 2005-03-14 Roger Sayle <roger@eyesopen.com>
4316 * real.h (struct real_format): Split the signbit field into two
4317 two fields, signbit_ro and signbit_rw.
4318 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4319 mips_double_format, ieee_extended_motorola_format,
4320 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4321 ieee_extended_intel_128_format, ibm_extended_format,
4322 mips_extended_format, ieee_quad_format, mips_quad_format,
4323 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4324 i370_double_format, c4x_single_format, c4x_extended_format,
4325 real_internal_format): Update initializers for new field.
4326 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4327 real_format structure.
4328 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4329 field of the real_format structure.
4331 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4333 Fix PR tree-optimization/20458
4335 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4336 DECL_EXTERNAL on STRUCT_FIELD tags.
4337 (clear_call_clobbered): Ditto.
4338 * tree-ssa-operands.c (note_addressable): Make sure the original
4339 variable doesn't slip into the addressable list if we have
4341 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4344 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4346 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4347 (-fwide-exec-charset): Likewise.
4348 (-finput-charset): Likewise.
4349 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4350 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4351 * c.opt (Wnormalized): New.
4353 2005-03-14 Devang Patel <dpatel@apple.com>
4355 * doc/invoke.texi: Add reference to Visibility document.
4357 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4359 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4360 MASK_SPLIT_ADDRESSES.
4361 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4362 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4363 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4364 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4365 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4366 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4367 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4368 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4369 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4370 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4371 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4372 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4373 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4374 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4375 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4376 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4377 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4378 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4379 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4380 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4381 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4382 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4383 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4384 (TARGET_EXPLICIT_RELOCS): Delete.
4385 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4386 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4387 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4388 (override_options): Set MASK_LONG64 if -mint64 is given and no
4389 -mlongXX option is. Complain about -mint64 -mlong32.
4390 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4391 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4392 * config/mips/mips.opt: New file.
4394 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4396 * config.gcc (extra_options): New variable for listing option files.
4397 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4398 * configure.ac (extra_opt_files): New AC_SUBST variable.
4399 (tm_file_list, tm_include_list): Include options.h first.
4400 * configure: Regenerate.
4401 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4402 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4403 (s-options-h): New rule.
4404 (options.h): Depend on it.
4405 (TEXI_GCCINT_FILES): Add options.texi.
4406 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4407 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4408 * target.h (gcc_target): Add default_target_flags and handle_option.
4409 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4410 (TARGET_HANDLE_OPTION): New macros.
4411 (TARGET_INITIALIZER): Include them.
4412 * opt-functions.awk (opt_args, nth_arg): New functions.
4413 (switch_flags): Handle the "Target" flag.
4415 (var_name): Use opt_args and nth_arg.
4416 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4417 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4418 macros for the "Mask" and "InverseMask" options.
4419 * opts.h (cl_var_cond): New enum.
4420 (cl_option): Replace the "has_set_value" and "set_value" fields with
4421 "var_cond" and "var_value".
4422 (CL_TARGET): New macro.
4423 (option_enabled, print_filtered_help): Declare.
4424 (decode_options): Move definition.
4425 * opts.c (handle_option): Search for the original option before
4426 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4427 var_cond and var_value fields. Use targetm.handle_option to handle
4429 (decode_options): Set target_flags to targetm.default_target_flags.
4430 (print_filtered_help): Make global. Handle CL_TARGET.
4431 (option_enabled): New function.
4432 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4433 (display_target_options, set_target_switch, print_switch_values)
4434 (default_pch_valid_p): Guard uses of target_switches with
4435 #ifdef TARGET_SWITCHES. Also...
4436 (display_target_options): Display the CL_TARGET entries in cl_options.
4437 (set_target_option): Don't complain about the "" option when
4438 TARGET_SWITCHES is undefined.
4439 (print_switch_values): Use option_enabled.
4440 (default_pch_valid_p): Check cl_options[] when looking for something
4441 that has changed the value of target_flags.
4442 * c.opt: Remove documentation from top of file.
4443 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4444 * doc/sourecebuild.texi: Refer to the new options documentation
4445 instead of c.opt. Document machine-specific .opt files.
4446 * doc/tm.texi (target_flags): Say that this variable is declared
4448 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4449 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4451 * doc/options.texi: New file.
4453 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4456 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4459 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4462 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4463 temporary variable of pointer type if an lvalues is required.
4464 (gimplify_modify_expr_rhs): Request an rvalue from it.
4465 (gimplify_expr): Pass fallback on.
4467 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4469 * cfgbuild.c: Update comments.
4471 2005-03-14 Roger Sayle <roger@eyesopen.com>
4473 PR rtl-optimization/17236
4474 * optabs.c (expand_doubleword_mult): New helper function split out
4475 from expand_binop. Permute the order in which instructions are
4476 emitted to minimize the number of simultaneously live registers.
4477 (expand_binop): Call expand_doubleword_mult to synthesize a double
4478 word multiplication.
4480 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4482 * basic-block.h: Update the prototypes of cached_make_edge and
4484 * cfg.c (cached_make_edge): Take edge_cache representing one
4485 row of the adjacency matrix of edges.
4486 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4487 (make_edges): Initialize edge_cache to represent one row of
4488 the adjacency matrix of edges.
4490 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4492 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4494 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4495 Remove unused removed_phis variable.
4496 (conditional_replacement): Use build1/build2.
4497 (abs_replacement): Use last_and_only_stmt and build1/build2.
4499 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4501 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4502 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4503 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4504 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4505 * c-common.c (handle_novops_attribute): New function.
4506 (c_common_attribute_table): Add "no vops" entry.
4507 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4508 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4509 * tree-ssa-operands.c (get_call_expr_operands): Do not
4510 create virtual operands for calls with ECF_NOVOPS flag.
4511 * tree.h (DECL_IS_NOVOPS): New macro.
4512 (struct tree_decl): Add novops_flag.
4513 (ECF_NOVOPS): New constant.
4515 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4518 * config/i386/i386.c (x86_use_himode_fiop): New.
4519 (x86_use_simode_fiop): Rename from x86_use_fiop.
4520 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4521 (TARGET_USE_HIMODE_FIOP): New.
4522 (x86_use_simode_fiop): Rename from x86_use_fiop.
4523 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4525 * config/i386/i386.md (X87MODEI12): New mode macro define.
4526 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4527 to implement x87 FP compare with HImode input operands.
4528 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4529 Use X87MODEI12 mode macro to handle HImode input operands.
4530 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4531 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4532 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4533 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4534 macro to implement x87 operators with HImode input operands.
4535 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4538 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4540 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4542 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4543 constants invariant.
4545 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4547 * basic-block.h (BB_VISITED): Removed.
4548 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4550 2005-03-14 Falk Hueffner <falk@debian.org>
4553 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4555 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4557 * ggc-zone.c: Fix comment typos.
4559 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4560 stringpool.c, config/mips/mips-protos.h: Update copyright.
4562 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4564 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4565 throughout with its typedef, "rtx".
4566 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4567 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4568 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4569 regs in comment to match code.
4571 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4573 * except.c (check_handled): Make it static.
4574 * except.h: Remove the corresponding prototype.
4576 * function.c (get_func_frame_size): Make it static.
4577 * function.h: Remove the corresponding type.
4579 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4581 * hard-reg-set.h: Remove the corresponding declarations.
4583 * tree-cfg.c (verify_stmts): Check that
4584 bb_for_stmt (stmt) == bb for every PHI node and statement.
4586 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4588 * config.gcc: Remove excess indentation.
4589 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4591 2005-03-13 Roger Sayle <roger@eyesopen.com>
4594 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4595 * fold-const.c (fold_sign_changed_comparison): Likewise.
4596 (fold_binary): Optimize comparisons against widened operands if
4597 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4599 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4601 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4602 (sparc_override_options): Initialize it.
4603 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4605 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4607 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4608 (reg_or_none500mem_operand): New predicate.
4609 (zero_reg_mem_operand): New predicate.
4610 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4611 to reg_or_none500mem_operand.
4612 (extendsfdf2_fpr): Add MEM alternative.
4613 (extenddftf2_internal): Change operand2 predicate to
4614 zero_reg_mem_operand.
4616 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4618 * ggc-zone.c: Rewritten.
4620 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
4622 * configure.ac: Define GGC_ZONE for --with-gc=zone.
4623 * config.in: Regenerated.
4624 * configure: Regenerated.
4625 * gengtype.c (write_types_process_field, write_func_for_structure):
4626 Pass new argument to gt_pch_note_object.
4627 * ggc-common.c (struct ptr_data): Add TYPE.
4628 (gt_pch_note_object): Take TYPE argument and save it.
4629 (call_count): Update call to ggc_pch_count_object.
4630 (call_alloc): Update call to ggc_pch_alloc_object.
4631 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
4633 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
4634 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
4635 (ggc_alloc_zone_stat): Delete.
4636 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
4637 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
4638 (ggc_pch_alloc_object): Update prototypes.
4639 (garbage_zone): Delete.
4640 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
4641 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
4643 (tree_id_zone): New variable.
4644 (ggc_alloc_cleared_zone): Remove unused.
4645 (ggc_alloc_zone): Define.
4646 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
4647 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
4648 ggc_alloc_zone_stat.
4649 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
4650 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
4651 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
4652 (make_node_stat): Likewise. Use tree_id_zone.
4654 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4655 Joseph S. Myers <joseph@codesourcery.com>
4657 * configure.ac: Check for MIPS TLS.
4658 * configure: Regenerated.
4659 * config/mips/mips-protos.h (enum mips_symbol_type): Add
4660 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
4661 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
4662 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
4663 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
4664 (mips_classify_symbol, mips_symbolic_constant_p)
4665 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
4666 (mips_tls_operand_p, mips_call_tls_get_addr)
4667 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
4668 (mips_tls_symbol_ref_1): New functions.
4669 (mips_legitimize_address, mips_legitimize_const_move): Call
4670 mips_legitimize_tls_address.
4671 (override_options): Handle V1_REG and TLS symbols. Disable TLS
4673 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
4674 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
4675 (mips_char_to_class): Document V1_REG.
4676 (HAVE_AS_TLS): Provide default.
4677 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
4679 (load_got<mode>): Renamed from *load_got<mode>. Allow when
4681 (tls_get_tp_<mode>): New instruction.
4683 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4685 * configure.ac: Update checks for target tools.
4686 * configure: Regenerated.
4688 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4690 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
4692 2005-03-13 Roger Sayle <roger@eyesopen.com>
4694 * expmed.c (expand_mult): Use synthetic multiplication sequences for
4695 more classes of DImode multiplication by constant. Allow both
4696 multiplication by small negative constants (by performing a
4697 multiplication by a positive constant and negating the result) and
4698 multiplications by large powers of two, by using a left shift.
4700 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4702 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
4703 of basic blocks into work_stack.
4705 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
4706 config/mips/vr.h: Update copyright.
4708 * c-decl.c (c_init_decl_processing): Remove useless calls to
4709 build_function_type.
4711 * builtins.c (fold_trunc_transparent_mathfn,
4712 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
4713 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4714 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
4715 fold_builtin_strcpy, fold_builtin_strncpy,
4716 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
4719 * builtins.c (expand_builtin_mathfn_3): Remove local variable
4722 * lambda-code.c (lambda_compute_auxillary_space): Remove local
4723 variable determinant.
4725 * tree-cfg.c (group_case_labels): Remove local variable type.
4727 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
4730 * tree-ssa-phiopt.c (value_replacement): Remove local variable
4733 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
4736 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
4737 (*movmemqi_insn): Delete.
4738 (*movmemhi): Delete.
4740 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
4742 * builtins.c (fold_builtin_classify): Take decomposed
4743 arguments of CALL_EXPR.
4744 (fold_builtin_1): Update a call to fold_builtin_classify.
4746 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
4749 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
4750 through into call to parser_xref_tag after parse error.
4751 (c_parser_struct_declaration): Consistently return NULL_TREE on
4754 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
4756 * tree-flow-inline.h (ref_contains_array_ref): New function.
4757 (lookup_subvars_for_var): Ditto.
4758 (get_subvars_for_var): Ditto.
4759 (var_can_have_subvars): Ditto.
4761 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
4762 (struct subvar): New type.
4764 * tree-dfa.c (okay_component_ref_for_subvars): New function.
4766 * tree-optimize.c (init_tree_optimization_passes): Call
4767 pass_create_structure_vars.
4769 * tree-ssa-alias.c: Include vec.h.
4770 (init_alias_info): Don't auto-clear call clobbered on struct-field
4772 (compute_flow_insensitive_aliasing): Handle subvars.
4773 (group_aliases): Handle STRUCT_FIELD aliases.
4774 (setup_pointers_and_addressables): Ditto.
4775 Don't mark variables non-addressable if they still have
4776 addressable subvars.
4777 Also mark subvars addressable when the real variable is marked
4779 (add_pointed_to_var): Try to prune the pointed-to set by only
4780 pointing to subvars when possible.
4781 Otherwise, make sure we set addresses_needed and pt_vars to
4782 properly include subvars.
4783 (bitpos_of_field): New function.
4784 (push_fields_onto_fieldstack): Ditto.
4785 (get_or_create_used_part_for): Ditto.
4786 (create_overlap_variables_for): Ditto.
4787 (find_used_portions): Ditto.
4788 (create_structure_vars): Ditto.
4789 (pass_create_structure_vars): New structure.
4791 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
4792 (get_expr_operands): Handle subvars. Also try to turn
4793 COMPONENT_REF accesses into must-defs now that we can accurately
4795 (note_addressable): Try to only mark as addressable those subvars
4796 we know a COMPONENT_REF touches.
4797 (overlap_subvar): New function.
4799 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
4800 Handle subvar storing.
4801 (vect_address_analysis): Update caller of vect_object_analysis.
4803 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4805 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4806 (STMT_VINFO_SUBVARS): New macro.
4808 * common.opts: add flag_tree_salias.
4810 * opts.c (decode_options): flag_tree_salias defaults to on.
4812 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4814 * doc/tree-ssa.texi: Document structural alias analysis.
4816 2005-03-12 Steven Bosscher <stevenb@suse.de>
4818 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4819 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4820 * tree-ssa-operands.c (get_expr_operands): Likewise.
4821 (get_expr_operands): Likewise for ERROR_MARK.
4823 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4825 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4828 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4831 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4832 (mark_operand_necessary): Remove local variable ver.
4834 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4835 variable prefix_len.
4837 * value-prof.c (mod_subtract_transform): Remove local variable
4840 * builtins.c (fold_builtin_exponent): Take decomposed
4841 arguments of CALL_EXPR.
4842 (fold_builtin_1): Update a call to fold_builtin_exponent.
4844 * builtins.c (fold_builtin_logarithm): Take decomposed
4845 arguments of CALL_EXPR.
4846 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4848 * c-decl.c (c_init_decl_processing): Remove local variables
4849 ptr_ftype_void and ptr_ftype_ptr.
4851 * gimplify.c (gimplify_expr): Remove local variables r0 and
4854 * reg-stack.c (move_for_stack_reg): Remove local variable
4856 (compare_for_stack_reg): Remove local variable flags_user.
4857 (convert_regs_1): Remove local variable deleted.
4859 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4861 (combine_blocks): Remove local variables exits and new_e.
4863 * tree-inline.c (expand_call_inline): Remove local variable
4866 * tree-ssa-live.c (create_ssa_var_map,
4867 calculate_live_on_entry): Remove local variable snn.
4869 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4871 * c-lex.c (c_lex_with_flags): Add parameter to call to
4874 2005-03-11 Per Bothner <per@bothner.com>
4876 * c-tree.h (struct c_declarator): New id_loc field.
4877 * c-pragma.h (c_lex_with_flags): Take position reference.
4878 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4879 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4880 (c_lex): Pass dummy location to c_lex_with_flags.
4881 * c-parser.c (c_lex_one_token): Set c_token's location using
4882 c_lex_with_flags, instead of input_location, which might be "ahead".
4883 (c_parser_direct_declarator): Set declarator's id_loc from
4885 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4886 declarator's id_loc, rather than probably-imprecise input_location.
4887 (build_id_declarator): Initialize c_declarator's id_loc field.
4889 2005-03-11 Roger Sayle <roger@eyesopen.com>
4892 * builtins.c (expand_builtin_signbit): Force the signbit's word
4893 into an integer register to avoid SUBREGs of floating point modes.
4895 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4897 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4898 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4899 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4900 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4902 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4904 PR rtl-optimization/20306
4905 * expr.c (emit_move_complex): Set try_int false if mode is
4906 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4907 emit_block_move if try_int is true.
4909 2005-03-11 Richard Henderson <rth@redhat.com>
4912 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4913 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4916 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4918 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4919 (TARGET_FIX_VR4130): New macro.
4920 (TARGET_OPTIONS): Add -mfix-vr4130.
4921 (ISA_HAS_MACCHI): New macro.
4922 (ASM_SPEC): Add -mfix-vr4130.
4923 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4924 (override_options): Handle mips_fix_vr4130_string.
4925 (mips_avoid_hazards): Clear all_noreorder_p
4926 if we're working around VR4130 errata and the macc alternatives
4928 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4929 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4930 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4931 (MULTILIB_DEFAULTS): Remove leading "march=".
4932 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4933 if no architecture option is given.
4934 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4936 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4937 * doc/invoke.texi: Document -mfix-vr4130.
4939 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4941 * config/mips/mips.c (override_options): Only warn about -mint64
4942 deprecation if TARGET_INT64.
4944 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4946 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4947 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4948 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4949 are non-specific regarding the nonnull parameter positions.
4950 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4951 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4952 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4953 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4955 * builtins.def: Use the non-specific "nonnull" attibute lists.
4957 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4959 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4960 single_pred_edge, single_succ, single_pred): Improve comments.
4962 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4964 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4965 single_pred_edge, single_succ, single_pred): New inline functions.
4966 * bb-reorder.c (rotate_loop, find_traces_1_round,
4967 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4968 duplicate_computed_gotos): Use the single_succ/pred functions.
4969 * cfganal.c (forwarder_block_p): Ditto.
4970 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4971 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4972 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4973 merge_seq_blocks): Ditto.
4974 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4975 * cfglayout.c (fixup_reorder_chain): Ditto.
4976 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4977 canonicalize_loop_headers, verify_loop_structure): Ditto.
4978 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4979 mfb_update_loops, create_preheader, force_single_succ_latches,
4980 create_loop_notes): Ditto.
4981 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4982 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4983 commit_one_edge_insertion, purge_dead_edges,
4984 cfg_layout_can_merge_blocks_p): Ditto.
4985 * except.c (sjlj_emit_function_enter): Ditto.
4986 * flow.c (init_propagate_block_info): Ditto.
4987 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4988 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4989 insert_insn_end_bb): Ditto.
4990 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4991 find_if_case_2): Ditto.
4992 * lambda-code.c (perfect_nestify): Ditto.
4993 * lcm.c (optimize_mode_switching): Ditto.
4994 * loop-doloop.c (doloop_modify): Ditto.
4995 * loop-init.c (loop_optimizer_init): Ditto.
4996 * loop-iv.c (simplify_using_initial_values): Ditto.
4997 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4998 * loop-unswitch.c (unswitch_loop): Ditto.
4999 * modulo-sched.c (generate_prolog_epilog): Ditto.
5000 * predict.c (combine_predictions_for_insn, estimate_probability,
5001 tree_estimate_probability, last_basic_block_p,
5002 estimate_bb_frequencies): Ditto.
5003 * profile.c (branch_prob): Ditto.
5004 * regrename.c (copyprop_hardreg_forward): Ditto.
5005 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5006 * tracer.c (layout_superblocks): Ditto.
5007 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5008 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5009 cleanup_control_expr_graph, disband_implicit_edges,
5010 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5011 tree_verify_flow_info, tree_make_forwarder_block,
5012 tree_forwarder_block_p, remove_forwarder_block,
5013 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5014 * tree-if-conv.c (tree_if_conversion): Ditto.
5015 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5016 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5017 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5018 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5019 copy_loop_headers): Ditto.
5020 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5021 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5022 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5023 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5024 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5025 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5026 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5027 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5028 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5029 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5030 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5031 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5032 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5033 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5034 slpeel_add_loop_guard): Ditto.
5036 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5038 PR tree-optimization/15784
5039 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5042 * stmt.c (expand_case): Don't change index_type. Convert minval
5045 PR tree-optimization/20130
5046 * fold-const.c (fold): Fold x * -1 into -x.
5048 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5050 PR rtl-optimization/20331
5051 * rtlanal.c (modified_between_p): Check its address first for MEM.
5052 (modified_in_p): Likewise.
5054 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5056 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5058 2005-03-10 Steven Bosscher <stevenb@suse.de>
5060 * expr.c (expand_expr_real_1): If possible, use a conditional
5061 move for expanding MIN_EXPR and MAX_EXPR.
5062 Use temp for moving around rtx-en.
5064 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5067 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5070 2005-03-10 Roger Sayle <roger@eyesopen.com>
5072 * builtins.c (expand_builtin_signbit): Extend to handle floating
5073 point modes wider than the largest integer type, using the
5074 operand_subword_force function to obtain the signbit's word.
5076 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5079 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5080 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5082 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5084 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5086 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5088 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5090 (perform_edge_inserts): Unconditionally call
5091 free_dominator_info.
5093 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5095 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5097 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5099 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5101 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5103 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5105 (rtl_register_value_prof_hooks,
5106 tree_value_profile_transformations,
5107 tree_register_value_prof_hooks): Likewise.
5108 * var-tracking.c (stack_adjust_offset_pre_post,
5109 variable_htab_free, variable_union, dataflow_set_different_2,
5110 count_uses, variable_was_changed, set_frame_base_location,
5111 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5112 vt_add_function_parameters): Likewise.
5113 * varasm.c (named_section_real, named_section, make_decl_rtl,
5114 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5115 const_hash_1, compare_constant, copy_constant, force_const_mem,
5116 output_constant_pool_2, output_constant_pool_1, output_constant,
5117 output_constructor, make_decl_one_only, decl_tls_model,
5118 default_no_named_section, default_elf_select_section_1,
5119 default_unique_section_1): Likewise.
5120 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5121 * vmsdbgout.c (addr_const_to_string): Likewise.
5124 * function.c (struct assign_parm_data_one): Remove last_named
5126 (assign_parm_find_data_types): Don't determine last_named.
5127 Reorder named_parm determination.
5128 (assign_parms): Only setup varargs on the last non-varadic
5131 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5133 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5134 sda base address on medium model.
5136 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5138 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5139 * cfgloop.c (flow_loop_nodes_find): Export.
5140 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5142 * cfgloopmanip.c (fix_loop_structure): New function.
5143 * predict.c (predict_loops): Clean up the loops information.
5144 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5145 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5147 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5148 (rewrite_into_loop_closed_ssa): Declaration changed.
5149 * tree-loop-linear.c (linear_transform_loops): Add argument to
5150 rewrite_into_loop_closed_ssa call.
5151 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5152 * tree-ssa-loop-im.c (move_computations): Ditto.
5153 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5154 * tree-vectorizer.c (vectorize_loops): Ditto.
5155 * tree-optimize.c: Include cfgloop.h.
5156 (execute_todo): Choose whether to call cleanup_tree_cfg or
5157 cleanup_tree_cfg_loop.
5158 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5159 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5160 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5161 cleanup_tree_cfg_loop call.
5162 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5163 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5164 work on part of cfg.
5166 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5169 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5170 with multiple alternatives.
5172 * stmt.c (parse_output_constraint): Fix a typo.
5174 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5176 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5177 assembly directive instead of deprecated "no-generics".
5179 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5181 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5182 for non-offsettable memory references to cope with outstanding reload
5184 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5185 avoid losing outstanding address reloads.
5186 ("reload_outdi", "reload_outdf"): Likewise.
5188 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5190 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5191 code. Add more cbrt transformations.
5193 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5195 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5197 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5199 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5200 NULL_TREE when a given tree is not simplified.
5201 (fold): Return the original tree when any of the functions
5202 mentioned above NULL_TREE.
5204 * fold-const.c (fold_unary, fold_binary): Take decomposed
5205 arguments, code, type, op0, and op1 in case of fold_binary.
5206 (fold): Update calls to fold_unary and fold_binary.
5208 2005-03-09 Roger Sayle <roger@eyesopen.com>
5210 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5211 a fndecl and an arglist instead of a CALL_EXPR, exp.
5213 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5215 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5217 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5219 * expr.c (expand_assignment): Remove orig_to_rtx.
5221 * fold-const.c (int_const_binop): Remove no_overflow.
5223 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5225 * loop-iv.c (get_biv_step_1): Remove lhs.
5227 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5229 * real.c (real_nan): Remove neg.
5231 * function.c (thread_prologue_and_epilogue_insns): Remove i
5234 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5237 * tree-eh.c (tree_could_trap_p): Remove idx.
5239 * tree-into-ssa.c (ann): Remove ann.
5241 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5243 * tree-sra.c (decide_block_copy): Remove inst_count.
5245 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5247 * tree-ssa-loop-im.c (lhs): Remove.
5249 * cfgbuild.c (state, STATE, SET_STATE,
5250 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5252 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5253 (find_basic_blocks): Set the state of each basic block to
5256 2005-03-08 Jeff Law <law@redhat.com>
5258 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5259 goto results in the removal of edges in the CFG, then we need
5260 to recompute dominators.
5262 2005-03-09 Ben Elliston <bje@au.ibm.com>
5264 * c-common.c (c_do_switch_warnings): Comment fix.
5266 2005-03-08 Julian Brown <julian@codesourcery.com>
5268 * Patch from 2005-03-08 reverted for causing regressions and
5269 ppc-darwin bootstrap failure.
5271 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5273 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5274 Define the real function for ppc-darwin.
5275 * c-typeck.c (convert_arguments): Check for target-specific
5276 invalid argument call to unprototyped function.
5277 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5279 * target.h (invalid_arg_for_unprototyped_fn): New field
5281 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5282 default target hook.
5283 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5286 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5288 * c-typeck.c (constructor_stack, constructor_range_stack,
5289 initializer_stack): Make them static.
5291 * cfg.c (rbi_pool): Make it static.
5293 * gimple-low.c (lower_stmt_body): Make it static.
5294 * tree-flow.h: Remove the corresponding prototype. Don't
5297 * sched-deps.c (cache_size): Make it static.
5299 * stor-layout.c (lang_adjust_rli): Make it static.
5301 2005-03-08 Julian Brown <julian@codesourcery.com>
5303 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5304 from being used for symbols with vague linkage when
5305 HAVE_GAS_COMDAT_GROUP is true.
5307 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5309 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5310 nlabel == JUMP_LABEL (jump).
5312 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5314 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5315 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5316 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5317 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5319 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5322 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5323 * c-common.c (handle_returns_twice): New function.
5324 (c_common_attribute_table): Declare eturns_twice' attribute.
5325 * doc/extend.texi: Document eturns_twice' attribute.
5326 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5327 (struct tree_decl): Add returns_twice_flag.
5329 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5331 * tree-ssa-phiopt.c: Fix a comment typo.
5333 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5334 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5335 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5338 2005-03-08 Richard Henderson <rth@redhat.com>
5340 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5341 builtin codes with ctzdi2, clzdi2, popcountdi2.
5342 (struct alpha_builtin_def): Add is_const.
5343 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5344 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5345 (alpha_init_builtins): Init them. Set nothrow and const attributes
5347 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5348 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5349 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5350 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5351 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5352 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5353 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5354 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5355 (TARGET_FOLD_BUILTIN): New.
5356 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5357 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5359 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5361 2005-03-08 Ira Rosen <irar@il.ibm.com>
5363 PR tree-optimization/20122
5364 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5365 condition of access function instead of base.
5367 2005-03-07 Jeff Law <law@redhat.com>
5368 Steven Bosscher <stevenb@suse.de>
5370 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5371 (find_taken_edge): Call find_taken_edge_computed_goto as
5372 appropriate. Allow any gimple invariant rather than just
5373 INTEGER_CST for VAL.
5374 (cleanup_control_flow): Cleanup a computed goto which has turned
5376 (tree_merge_blocks): If block B has any forced labels, move
5377 them to the start of block A.
5378 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5379 computed gotos as well.
5380 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5381 removal of unnecessary computed gotos too.
5382 (lookup_redirection_data): Fix type of INSERT argument. Callers
5385 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5387 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5388 Remove trailing spaces.
5390 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5391 unshare_all_trees): Make them static.
5392 * tree-gimple.h: Remove the corresponding prototypes.
5394 * diagnostic.h: Remove unused prototype
5395 debug_output_buffer.
5396 * modulo-sched.c: Remove unused prototype
5397 set_row_column_for_ps.
5399 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5400 replace_phi_edge_with_variable): Remove unused variable i.
5402 2005-03-07 Per Bothner <per@bothner.com>
5404 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5406 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5409 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5410 bbs on the COND_EXPR instead of the PHI_NODEs.
5411 (candidate_bb_for_phi_optimization): Remove.
5412 (replace_phi_with_stmt): Rename to ...
5413 (replace_phi_edge_with_variable): this and change so that we
5414 replace the phi argument instead of removing the PHI.
5415 (conditional_replacement): Change so we deal with PHI with more
5417 (value_replacement): Likewise.
5418 (abs_replacement): Likewise.
5420 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5422 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5423 output_e500_flip_gt_bit.
5425 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5427 (rs6000_generate_compare): Fix logic to look at the correct bits.
5428 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5430 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5431 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5432 gen_move_from_CR_gt_bit.
5434 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5435 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5436 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5438 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5439 (E500_CR_IOR_COMPARE): New constant.
5441 2005-03-08 Earl Chew <earl_chew@agilent.com>
5442 David Billinghurst <David.Billinghurst@riotinto.com>
5444 * config/i386/host-cygwin.c: New file to support precompiled
5446 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5447 * config.host: Use above files for cygwin host.
5449 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5451 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5452 ordering ops from earlier change.
5454 2005-03-07 Per Bothner <per@bothner.com>
5456 Various fixes to allow us to again build if --enable-mapped-location:
5457 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5458 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5459 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5460 local variable loc. Change logic appropriately.
5461 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5462 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5463 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5464 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5465 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5467 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5469 PR rtl-optimization/19683
5470 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5471 number of bytes, to smallest_int_for_mode. Fix arguments to
5472 REG_CANNOT_CHANGE_MODE_P.
5474 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5476 * reorg.c (relax_delay_slots): Check that the jump is
5477 conditional before trying to invert it.
5479 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5481 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5484 * calls (stack_arg_under_construction): Make it static.
5486 * flow.c (regs_live_at_setjmp): Make it static.
5487 * flow.h: Remove the corresponding prototype.
5489 * reload1.c (reload_startobj, reload_firstobj,
5490 something_needs_operands_changed, reload_inherited,
5491 reload_inheritance_insn, reload_override_in,
5492 reload_spill_index): Make them static.
5494 * recog.c (verify_changes): Make it static.
5495 * recog.h: Remove the corresponding prototype.
5497 * cfgbuild.c (find_sub_basic_blocks): Remove.
5498 * basic-block.h: Remove the corresponding prototype.
5499 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5501 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5503 * tree-ssa-operands.c (check_build_stmt): Remove.
5505 * stor-layout.c (set_alignment): Remove.
5506 * tree.h: Remove the corresponding prototype.
5508 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5510 * tree-ssa-dce.c (control_dependence_map,
5511 visited_control_parents): Make them static.
5513 * cfghooks.c (verify_flow_info): Remove local variable
5516 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5519 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5521 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5523 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5525 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5527 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5528 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5529 PARALLEL for an empty structure.
5531 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5533 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5535 * fold-const.c (fold_binary): Unroll the very first "for"
5538 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5540 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5541 redundant match_code test.
5542 (scc_comparison_operator): Swap match_operand and match_code
5544 (branch_positive_comparison_operator): Same.
5545 (trap_comparison_operator): Use comparison_operator and swap with
5548 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5551 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5552 (out_movhi_r_mr): Read low byte of volatile MEM first.
5553 (out_movhi_mr_r): Write high byte of volatile MEM first.
5555 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5557 * cselib.c (reg_values, reg_values_size): Make them static.
5559 * cse.c (cse_reg_info_table): Make it static.
5561 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5563 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5565 * cse.c (find_best_addr): Use canon_for_address.
5567 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5569 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5570 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5571 SUBREG and MEM, respectively.
5573 * fold-const.c (fold_binary): Use code instead of t.
5575 * fold-const.c (optimize_minmax_comparison): Take decomposed
5576 arguments code, type, op0, and op1 instead of t.
5577 (fold_binary): Update a call to optimize_minmax_comparison.
5579 * fold-const.c (fold_range_test): Take decomposed arguments
5580 code, type, op0, and op1 instead of t.
5581 (fold_binary): Update a call to fold_range_test.
5583 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5584 decomposed arguments code, type, op0, and op1 instead of t.
5585 (fold_binary): Update a call to fold_range_test.
5587 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5589 * fold-const.c (fold_binary): Avoid directly using the original
5590 expression t as much as possible.
5592 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5594 * c-semantics.c (build_stmt): Use TYPE_P instead of
5595 IS_NON_TYPE_CODE_CLASS.
5596 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5597 (NON_TYPE_CHECK): Use TYPE_P instead of
5598 IS_NON_TYPE_CODE_CLASS.
5600 * fold-const.c (fold): Remove handling of binary expressions.
5602 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5604 * doc/c-tree.texi: Wrap comments in @r{}.
5605 * doc/cpp.texi: Likewise.
5606 * doc/cppinternals.texi: Likewise.
5607 * doc/extend.texi: Likewise.
5608 * doc/md.texi: Likewise.
5609 * doc/objc.texi: Likewise.
5610 * doc/sourcebuild.texi: Likewise.
5611 * doc/tm.texi: Likewise.
5614 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5616 * predict.c (apply_return_prediction): Standardize PHI chain
5618 * tree-ssa.c (ssa_redirect_edge): Likewise.
5620 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
5621 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
5624 * tree-phinodes.c (remove_phi_node): Drop the last argument.
5625 * tree-flow.h: Adjust the prototype for remove_phi_node.
5626 * lambda-code.c (perfect_nestify): Adjust a call to
5629 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
5630 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
5632 * tree-ssa-dce.c (remove_dead_phis): Likewise.
5633 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
5634 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
5635 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
5637 * combine.c (simplify_and_const_int): Use gen_int_mode instead
5638 of GEN_INT (trunc_int_for_mode (...)).
5639 * loop-iv.c (iv_number_of_iterations): Likewise.
5640 * postreload.c (reload_cse_move2add): Likewise.
5641 * simplify-rtx.c (simplify_const_unary_operation,
5642 simplify_const_binary_operation): Likewise.
5643 * stor-layout.c (get_mode_bounds): Likewise.
5645 * fold-const.c (fold_binary): New.
5646 (fold): Call fold_binary on binary expressions.
5648 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
5650 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
5651 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
5652 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
5653 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
5654 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
5656 2005-03-04 Devang Patel <dpatel@apple.com>
5658 PR tree-optimization/18815
5659 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5660 loops with zero exit edges.
5662 2005-03-04 Devang Patel <dpatel@apple.com>
5664 * doc/invoke.texi: Remove reference to webpage that does not exist.
5666 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
5667 Joseph S. Myers <joseph@codesourcery.com>
5670 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
5671 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
5672 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
5673 * pa.c (get_plabel): Change argument to symbol_ref. Call
5674 maybe_get_identifier instead of get_identifier.
5675 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
5676 (struct deferred_plabel): Replace name field with symbol field.
5677 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
5678 ASM_OUTPUT_EXTERNAL_REAL is defined.
5679 (output_global_address): Use output_addr_const for output of all
5681 (output_deferred_plabels): Use symbol_ref instead of name for address
5683 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
5684 ASM_OUTPUT_SYMBOL_REF): New macros.
5685 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
5687 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
5690 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
5692 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
5693 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
5695 2005-03-04 Jeff Law <law@redhat.com>
5697 * basic-block.h (rediscover_loops_after_threading): Declare.
5698 * tree-ssa-dom.c: Include cfgloop.h.
5699 (tree_ssa_dominator_optimize): Discover loops and some basic
5700 properties. Remove forwarder blocks recreated by loop header
5701 canonicalization. Also mark backedges in the CFG.
5702 * tree-ssa-threadupdate.c: Include cfgloop.h
5703 (rediscover_loops_after_threading): Define.
5704 (struct local_info): New field, JUMP_THREADED.
5705 (prune_undesirable_thread_requests): New function.
5706 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
5707 then record that fact for the callers of redirct_edges.
5708 (thread_block): If BB has incoming backedges, then call
5709 prune_undesirable_thraed_requests. Note when we are
5710 going to have to rediscover loop information. Return a
5711 boolean indicating if any jumps were threaded.
5712 (thread_through_all_blocks): Bubble up boolean indicating
5713 if any jumps were threaded.
5714 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
5715 (tree-ssa-threadupdate.o): Similarly.
5717 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5719 * fold-const.c (fold_ternary): Unroll the "for" loop to
5722 2005-03-04 Andrew Haley <aph@redhat.com>
5724 * unwind-dw2-fde-glibc.c (struct
5725 unw_eh_callback_data.check_cache): New field.
5726 (frame_hdr_cache): New.
5727 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
5728 Cache frame header info.
5730 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
5732 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
5733 (print_c_condition): Declare.
5734 * read-rtl.c (ptr_loc): New structure.
5735 (ptr_locs, ptr_loc_obstack, joined_conditions)
5736 (joined_conditions_obstack): New variables.
5737 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
5738 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
5739 (join_c_conditions, print_c_condition): New functions.
5740 (apply_macro_to_string): Associate the new string with the same
5741 source location as the old one.
5742 (add_condition_to_string): Use join_c_conditions.
5743 (read_string): Use set_rtx_ptr_loc to record a filename and line
5744 number for the string.
5745 (read_rtx): Initialize the new variables above.
5746 * genattrtab.c (write_test_expr, write_attr_value): Use
5748 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
5749 comment above the GCC_VERSION check.
5750 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
5751 Inline the definition of MAYBE_EVAL.
5752 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
5753 * genoutput.c (process_template): Likewise.
5754 * genpreds.c (write_predicate_subfunction): Likewise.
5755 (write_predicate_expr): Use print_c_condition.
5756 * genrecog.c (write_cond): Likewise.
5757 * gensupport.c (process_rtx): Use join_c_conditions to join the
5758 conditions of a define_insn_and_split. Record a source location
5759 for the string after the "&&".
5760 (alter_test_for_insn): Use join_c_conditions.
5762 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
5765 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5766 PR tree-optimization/15784
5767 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5770 2005-03-04 Ben Elliston <bje@au.ibm.com>
5772 * gcc.c (option_map): Add --coverage.
5773 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
5774 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
5775 * config/darwin.h: Pass -lgcov for `coverage'.
5776 * doc/invoke.texi (Debugging Options): Document --coverage.
5778 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5780 * gcse.c (bypass_block): Use find_edge wherever possible.
5782 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
5786 * c-opts.c (c_common_parse_file): Call start_source_file
5787 and end_source_file at the approriate times.
5789 * dwarf2out.c (dwarf2out_finish): Don't auto-end
5790 the main file, it will be done for us now.
5792 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
5794 * fold-const.c (fold_ternary): New.
5795 (fold): Call fold_ternary on ternary expressions. Remove
5796 handling of ternary expressions.
5798 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
5800 PR tree-optimization/15784
5801 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5804 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5806 * config/rs6000/predicates.md (branch_comparison_operator):
5807 Convert from C block to conditional format.
5809 2005-03-03 Jan Hubicka <jh@suse.cz>
5811 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5812 and non-constant public variables.
5814 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5816 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5819 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5822 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5823 calls to release_ssa_name and release_phi_node.
5825 * fold-const.c (fold): Remove handling of unary expressions.
5827 * fold-const.c (fold_unary): Avoid directly using the original
5828 expression t as much as possible.
5830 2005-03-03 Roger Sayle <roger@eyesopen.com>
5831 Andrew Pinski <pinskia@physics.uc.edu>
5833 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5834 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5836 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5838 Describe special registers SRP and MOF as allocatable registers.
5839 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5840 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5841 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5842 TARGET_HAS_MUL_INSNS.
5843 (cris_print_operand) <case 'd'>: New case.
5844 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5845 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5847 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5848 (REG_ALLOC_ORDER): Update for MOF.
5849 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5851 (GENERAL_REGS): No longer a define of ALL_REGS.
5852 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5853 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5855 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5856 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5857 (SECONDARY_RELOAD_CLASS): Define.
5858 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5859 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5860 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5861 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5862 (REGISTER_MOVE_COST): Define.
5863 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5864 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5865 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5866 (CRIS_MOF_REGNUM): New define_constants.
5867 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5869 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5871 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5872 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5873 Adjust for MOF being properly described as a register.
5874 (indir_to_reg_split): Name this split. Conditionalize on the
5875 destination register being a general register.
5876 (movei): Conditionalize on on operands 0 and 1 having the same
5879 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5882 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5883 -mcpu to override any other explicitly given flags.
5885 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5887 * recog.c (verify_changes, confirm_change_group): New functions,
5888 broken out of apply_change_group.
5889 (apply_change_group): Use them.
5890 * recog.h (verify_change, confirm_change_group): Declare.
5891 * rtl.h (redirect_jump_2): Declare.
5892 * jump.c (redirect_exp, invert_exp): Delete.
5893 (invert_exp_1): Take second parameter. Return value. Changed caller.
5894 (redirect_jump_2): New function, broken out of redirect_jump.
5895 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5896 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5897 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5899 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5901 * varasm.c (named_section): Use xstrdup rather than doing it by
5904 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5906 2005-03-02 Devang Patel <dpatel@apple.com>
5908 Undo PR tree-optimization/18815 fix.
5910 2005-03-02 Devang Patel <dpatel@apple.com>
5912 PR tree-optimization/18815
5913 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5914 loops with zero exit edges.
5916 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5918 * cfg.c (connect_src, connect_dest, disconnect_src,
5919 disconnct_dest): New.
5920 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5921 redirect_edge_pred): Use the new functions.
5923 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5924 free_dominance_info only when needed.
5926 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5929 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5930 (reg_or_sub_cint64_operand): Same.
5932 2005-03-02 Jeff Law <law@redhat.com>
5934 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5935 CFG_ALTERED in the main DOM iteration loop.
5937 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5940 * varasm.c (initializer_constant_valid_p): Allow conversions
5941 between OFFSET_TYPEs. Tidy.
5943 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5945 * config/cris/cris.md ("return"): Remove epilogue delay list
5948 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5950 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5952 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5954 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5956 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5957 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5958 config/m68k/m68k.c, config/mips/mips.h,
5959 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5960 doc/include/gcc-common.texi: Update copyright.
5962 PR middle-end/18029 and PR middle-end/18030
5963 * expr.c (optimize_bitfield_assignment_op): Add a special case
5964 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5966 * fold-const.c (fold_unary): New.
5967 (fold): Call fold_unary on unary expressions.
5969 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5971 * cgraph.h (struct cgraph_edge): Add prev_caller and
5973 (cgraph_node_remove_callees): Export.
5974 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5976 (cgraph_edge_remove_callee): New function.
5977 (cgraph_edge_remove_caller): Likewise.
5978 (cgraph_remove_edge): Use.
5979 (cgraph_redirect_edge_callee): Likewise.
5980 (cgraph_node_remove_callees): New function.
5981 (cgraph_node_remove_callers): Likewise.
5982 (cgraph_remove_node): Use.
5983 * tree-optimize.c (tree_rest_of_compilation): Use
5984 cgraph_node_remove_callees instead of manual loop.
5985 * cgraphunit.c (cgraph_finalize_function): Likewise.
5986 (cgraph_expand_function): Likewise.
5987 (cgraph_remove_unreachable_nodes): Likewise.
5989 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5992 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5994 * c-decl.c (undeclared_variable): Take location as argument.
5995 * c-typeck.c (build_external_ref): Likewise.
5996 * c-parser.c (c_parser_postfix_expression): Pass location of
5997 identifier to build_external_ref.
5999 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6001 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6002 CCEQ mode for branch_positive_comparison_operator test.
6003 * config/rs6000/predicates (branch_comparison_operator): Revert to
6005 (scc_comparison_operator): Same.
6006 (branch_positive_comparison_operator): Same.
6008 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6010 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6011 (cris_delay_slots_for_epilogue): Remove.
6012 (save_last): Move into cris_target_asm_function_epilogue.
6013 (cris_target_asm_function_epilogue): Remove tests for file being
6015 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6016 (cris_delay_slots_for_epilogue): Remove prototypes.
6017 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6018 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6020 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6022 * config/rs6000/predicates.md (branch_comparison_operator): Change
6023 to define_special_predicate.
6024 (scc_comparison_operator): Same.
6025 (branch_positive_comparison_operator): Same.
6027 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6029 * Makefile.in (tree-ssa-sink.o): New.
6030 (OBJS-common): Add tree-ssa-sink.o.
6031 * common.opt: Add -ftree-sink
6032 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6033 * timevar.def (TV_TREE_SINK): new timevar.
6034 * tree-flow.h (is_hidden_global_store): Prototype.
6035 * tree-optimize.c (init_tree_optimization_passes): Add
6037 * tree-pass.h (pass_sink_code): New.
6038 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6039 for non-obvious global store store to is_hidden_global_store, and
6040 call that new function.
6041 * tree-ssa-sink.c: New file.
6042 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6043 * doc/passes.texi: Document forward store motion.
6044 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6045 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6046 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6047 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6049 2005-03-01 Per Bothner <per@bothner.com>
6051 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6052 and we have a non-zero column-number, add it to the message.
6053 Also factor out the diagnostic_kind_text.
6055 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6057 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6058 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6059 flow_loop_scan): Removed.
6060 (flow_loop_dump): Do not dump removed fields.
6061 (flow_loop_free): Do not free removed fields.
6062 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6063 (loop_exit_edge_p): New function.
6064 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6065 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6066 num_exits, exits_doms.
6067 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6068 LOOP_EDGES, LOOP_ALL): Removed.
6069 (flow_loop_scan): Declaration removed.
6070 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6071 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6073 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6074 (if_convert): Call flow_loops_find and flow_loops_free
6075 when calling mark_loop_exit_edges.
6076 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6077 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6078 free_dominance_info calls.
6079 * loop-init.c (flow_loops_find): Ditto.
6080 * passes.c (rest_of_handle_branch_prob): Ditto.
6081 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6082 * loop-unroll.c (analyze_insns_in_loop): Do not use
6084 * predict.c (predict_loops): Do not call flow_loop_scan.
6085 Use get_loop_exit_edges.
6086 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6087 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6088 Do not use EDGE_LOOP_EXIT.
6089 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6090 to bb_with_exit_edge_p.
6091 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6092 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6093 to bb_with_exit_edge_p.
6094 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6096 * tree-loop-linear.c (linear_transform_loops): Do not call
6097 flow_loop_scan. Use loop->single_exit.
6098 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6099 (vect_analyze_loop_form): Do not call flow_loop_scan.
6100 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6102 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6104 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6105 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6106 slpeel_tree_duplicate_loop_to_edge_cfg,
6107 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6108 Use loop_preheader_edge and loop->single_exit. Do not call
6111 2005-03-01 Nick Clifton <nickc@redhat.com>
6113 * config/arm/arm.c (thumb_find_work_register): Check all of the
6114 argument registers to see if they are free, and a couple of
6115 special cases where the last argument register but can be proved
6116 to be available during the function's prologue.
6117 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6118 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6119 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6121 (thumb_compute_save_reg_mask): Likewise. Also use
6122 thumb_find_work_register() to ensure that there is agreement about
6123 which work register is going to be used in the prologue.
6124 (thumb_output_function_prologue): Use unsigned long as the type
6125 for the register bit-mask. Also delay pushing the link register if
6126 other high registers are going to be pushed.
6127 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6128 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6129 redundant prototypes.
6131 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6134 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6135 and after reload in REG+REG indexed addresses without REG_POINTER
6136 set in the base and not set in the index.
6138 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6140 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6141 Don't undefine here.
6142 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6143 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6144 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6145 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6146 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6148 * config.gcc (sh*-*-linux*): Use config/linux.h.
6150 2005-02-28 Dale Johannesen <dalej@apple.com>
6151 Stan Shebs <shebs@apple.com>
6153 Rewrite of 64-bit Darwin structure-by-value pass/return.
6154 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6155 intoffset, use_stack, named.
6156 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6157 (rs6000_darwin64_record_arg_advance_flush): New.
6158 (rs6000_darwin64_record_arg_advance_recurse): New.
6159 (rs6000_darwin64_record_arg_flush): New.
6160 (rs6000_darwin64_record_arg_recurse): New.
6161 (rs6000_darwin64_record_arg): New.
6162 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6163 (function_arg_boundary): Handle 128-bit aligned structs.
6164 (function_arg_advance): Rewrite darwin64 struct handling.
6165 (function_arg): Call rs6000_darwin64_record_arg.
6166 (function_arg_partial_nregs): Handle darwin64 structs.
6167 (rs6000_darwin64_function_value): Remove.
6168 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6170 2005-02-28 Roger Sayle <roger@eyesopen.com>
6172 PR tree-optimization/20216
6173 * tree-chrec.c (tree_fold_factorial): Delete.
6174 (tree_fold_binomial): Change argument list to take a return type
6175 and change the type of K to unsigned int. Rewrite to avoid explicit
6176 evaluation of factorials, and (recursively) calling fold to perform
6177 compile-time arithmetic. Return NULL on (internal) overflow.
6178 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6179 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6180 if any intermediate calculation overflows.
6181 (chrec_apply): Update call to chrec_evaluate.
6183 2005-02-28 James E Wilson <wilson@specifixinc.com>
6185 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6187 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6190 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6191 instead of NULL_TREE on error.
6193 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6195 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6196 (EASY_VECTOR_15_ADD_SELF): Remove.
6197 (num_insns_constant_wide): Not static.
6198 (validate_condition_mode): Not static.
6199 (toc_relative_expr_p): Not static.
6200 (legitimate_indirect_address_p): Not static.
6201 (macho_lo_sum_memory_operand): Not static.
6202 (invalid_e500_subreg): Not static.
6203 (easy_vector_same): Not static.
6204 (easy_vector_splat_const): Not static.
6205 (RS6000_SYMBOL_REF_TLS_P): Remove.
6206 (any_operand): Delete.
6207 (any_parallel_operand): Delete.
6208 (count_register_operand): Delete.
6209 (altivec_register_operand): Delete.
6210 (xer_operand): Delete.
6211 (s8bit_cint_operand): Delete.
6212 (short_cint_operand): Delete.
6213 (u_short_cint_operand): Delete.
6214 (non_short_cint_operand): Delete.
6215 (exact_log2_cint_operand): Delete.
6216 (gpc_reg_operand): Delete.
6217 (cc_reg_operand): Delete.
6218 (cc_reg_not_cr0_operand): Delete.
6219 (reg_or_short_operand): Delete.
6220 (reg_or_neg_short_operand): Delete.
6221 (reg_or_aligned_short_operand): Delete.
6222 (reg_or_u_short_operand): Delete.
6223 (reg_or_cint_operand): Delete.
6224 (reg_or_arith_cint_operand): Delete.
6225 (reg_or_add_cint64_operand): Delete.
6226 (reg_or_sub_cint64_operand): Delete.
6227 (reg_or_logical_cint_operand): Delete.
6228 (got_operand): Delete.
6229 (got_no_const_operand): Delete.
6230 (easy_fp_constant): Delete.
6231 (easy_vector_constant): Delete.
6232 (easy_vector_constant_add_self): Delete.
6233 (zero_constant): Delete.
6234 (zero_fp_constant): Delete.
6235 (volatile_mem_operand): Delete.
6236 (offsettable_mem_operand): Delete.
6237 (mem_or_easy_const_operand): Delete.
6238 (add_operand): Delete.
6239 (non_add_cint_operand): Delete.
6240 (logical_operand): Delete.
6241 (non_logical_cint_operand): Delete.
6242 (mask_operand): Delete.
6243 (mask_operand_wrap): Delete.
6244 (mask64_operand): Delete.
6245 (mask64_2_operand): Delete.
6246 (and64_operand): Delete.
6247 (and64_2_operand): Delete.
6248 (and_operand): Delete.
6249 (reg_or_mem_operand): Delete.
6250 (lwa_operand): Delete.
6251 (symbol_ref_operand): Delete.
6252 (call_operand): Delete.
6253 (current_file_function_operand): Delete.
6254 (input_operand): Delete.
6255 (rs6000_nonimmediate_operand): Delete.
6256 (rs6000_tls_symbol_ref): Delete.
6257 (save_world_operation): Delete.
6258 (restore_world_operation): Delete.
6259 (load_multiple_operation): Delete.
6260 (store_multiple_operation): Delete.
6261 (vrsave_operation): Delete.
6262 (mfcr_operation): Delete.
6263 (mtcrf_operation): Delete.
6264 (lmw_operation): Delete.
6265 (stmw_operation): Delete.
6266 (branch_comparison_operator): Delete.
6267 (branch_positive_comparison_operator): Delete.
6268 (scc_comparison_operator): Delete.
6269 (trap_comparison_operator): Delete.
6270 (boolean_operator): Delete.
6271 (boolean_or_operator): Delete.
6272 (min_max_operator): Delete.
6273 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6274 (EASY_VECTOR_15): Moved to here.
6275 (EASY_VECTOR_15_ADD_SELF): Move to here.
6276 (PREDICATE_CODES): Delete.
6277 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6278 Declare functions no longer static.
6279 * config/rs6000/predicates.md: New.
6280 * config/rs6000/rs6000.md: Include predicates.md
6282 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6284 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6285 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6287 * cfgrtl.c (need_fake_edge_p): Likewise.
6288 * combine.c (distribute_notes): Likewise.
6289 * emit-rtl.c (try_split): Likewise.
6290 * recog.c (peephole2_opimize): Likewise.
6291 * reg-notes.def (ALWAYS_RETURN): Remove.
6292 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6293 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6294 * tree.h (ECF_ALWAYS_RETURN): Remove.
6296 2005-02-28 Roger Sayle <roger@eyesopen.com>
6299 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6300 between different machine modes is never a "useless" conversion.
6302 2005-02-28 Geert Bosch <bosch@gnat.com>
6305 * doc/contrib.texi: List contributors for Ada front end
6307 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6309 * simplify-rtx.c (simplify_unary_operation_1,
6310 simplify_const_unary_operation): New, extracted from...
6311 (simplify_unary_operation): ... this one.
6312 (simplify_binary_operation_1,
6313 simplify_const_binary_operation): New, extracted from...
6314 (simplify_binary_operation): ... this one.
6315 * rtl.h (simplify_const_unary_operation,
6316 simplify_const_binary_operation): Add prototypes.
6318 2005-02-28 Julian Brown <julian@codesourcery.com>
6320 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6321 building libjava and caused PR regression/20228.
6323 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6326 * Makefile.in (host_subdir): New.
6327 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6328 * configure: Regenerate.
6330 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6332 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6333 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6334 installation directory first.
6336 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6339 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6340 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6341 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6342 * config/cris/cris.md: Tweak comments referring to Q.
6343 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6344 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6345 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6346 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6347 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6348 Insert spaces in constraints to align alternatives vertically for
6350 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6353 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6355 PR rtl-optimization/17728
6356 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6357 operand 0 from general_operand to move_dest_operand.
6359 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6361 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6362 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6363 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6364 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6366 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6368 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6369 * configure: Regenerate.
6370 * libada-mk.in: Remove CC; rename
6371 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6373 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6376 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6377 for the lhs, also walk over the tree. Likewise for rhs.
6379 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6381 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6382 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6383 Do not propagate value of iv before increment over the increment.
6385 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6387 * c-parser.c: New file.
6388 * c-parse.in: Remove.
6389 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6391 (c-parser.o): Add dependencies.
6392 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6393 maintainer-clean, TAGS): Update.
6394 * c-config-lang.in (gtfiles): Update.
6395 * gengtype-lex.l: Don't handle "@@".
6396 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6397 objc_build_synchronized, objc_begin_try_stmt,
6398 objc_begin_catch_clause, objc_finish_catch_clause,
6399 objc_build_finally_clause, objc_finish_try_stmt): New.
6400 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6402 (c_parse_init): Update comment.
6403 * c-decl.c (c_init_decl_processing): Update comment.
6404 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6405 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6406 new c_declspecs members.
6408 2005-02-25 Julian Brown <julian@codesourcery.com>
6410 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6411 from being used for symbols with vague linkage when
6412 HAVE_GAS_COMDAT_GROUP is true.
6414 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6416 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6418 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6421 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6422 (LIBGCC2_HAS_DF_MODE): New.
6423 (LIBGCC2_HAS_XF_MODE): New.
6424 (LIBGCC2_HAS_TF_MODE): New.
6425 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6426 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6427 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6428 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6429 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6430 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6431 and add _fixtfdi, _fixunstfdi, _floatditf
6432 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6433 L_fixunstfdi, L_floatditf.
6434 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6435 (LIBGCC2_HAS_TF_MODE): Define.
6437 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6439 PR tree-optimization/20204
6440 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6441 REWRITE_THIS_STMT markers on PHI nodes.
6442 (rewrite_initialize_block): Likewise.
6444 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6446 * version.c (version_string): Update to 4.1.
6448 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6450 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6451 Clarify that the alternative way doesn't work in GNU C++.
6453 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6455 PR tree-optimization/19937
6456 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6457 to the type of the induction variable.
6459 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6461 PR rtl-optimization/20117
6462 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6463 the block including noncopyable insn.
6465 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6467 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6468 calls to find_reg_note.
6470 2005-02-24 Richard Henderson <rth@redhat.com>
6473 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6476 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6478 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6479 vector types if to use base reg for misaligned non-word ld/std.
6481 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6484 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6485 dwarf2 label manually and put it after, not before the prologue.
6487 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6490 * reload.c (operands_match_p): Only increment register number for
6491 SCALAR_INT_MODE_P modes in multiple hard registers.
6493 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6496 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6498 * ChangeLog.5: Fix log message typo(s).
6499 * ChangeLog.7: Likewise.
6500 * ChangeLog.tree-ssa: Likewise.
6501 * cfgexpand.c: Fix comment typo(s).
6502 * conflict.c: Likewise.
6503 * defaults.h: Likewise.
6504 * dwarf2out.c: Likewise.
6506 * ggc-page.c: Likewise.
6507 * tree-eh.c: Likewise.
6508 * tree-ssa-dom.c: Likewise.
6510 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6513 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6514 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6515 if SHARED is defined.
6518 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6519 allow splitting only if operands 0 and 3 don't overlap.
6521 2005-02-24 Richard Henderson <rth@redhat.com>
6524 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6525 (fold_builtin_1): Call them.
6526 * fold-const.c (fold_complex_mult_parts): Split out from ...
6527 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6528 (fold_complex_div_parts, fold_complex_div): New.
6530 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6532 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6534 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6535 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6537 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6538 (print_node): Likewise.
6539 Print TYPE_SIZES_GIMPLIFIED.
6541 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6543 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6544 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6545 operands as commutative in constraints.
6547 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6549 * tree-into-ssa.c: Re-organize internal functions.
6551 2005-02-24 Richard Henderson <rth@redhat.com>
6554 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6556 * common.opt (fcx-limited-range): New.
6557 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6558 * toplev.c (flag_complex_method): Initialize to 1.
6559 (process_options): Set flag_complex_method to 0 if
6560 flag_cx_limited_range.
6561 * doc/invoke.texi (-fcx-limited-range): New.
6563 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6565 * cse.c (delete_trivially_dead_insns): Speed up by using
6566 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6569 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6571 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6572 functions when -mid-shared-library is being used.
6574 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6576 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6577 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6578 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6579 * system.h: Poison LINK_LIBGCC_SPECIAL.
6581 2005-02-23 James E Wilson <wilson@specifixinc.com>
6583 * gengtype.c (note_insn_name): Make 1 element larger.
6585 2005-02-23 Roger Sayle <roger@eyesopen.com>
6588 PR rtl-optimization/20097
6589 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6590 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6592 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6594 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6595 * t-aix52 (SHLIB_INSTALL): Same.
6597 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6599 * genpreds.c: Update copyright.
6601 2005-02-23 Michael Beach <michaelb@ieee.org>
6604 * config/sparc/t-elf (startup files): Assemble with CPP.
6606 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6608 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6609 (write_predicate_expr): Likewise.
6611 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6613 PR tree-optimization/20100
6614 PR tree-optimization/20115
6615 * tree-optimize.c (init_tree_optimization_passes): Remove
6616 pass_maybe_create_global_var.
6617 * tree-pass.h (pass_maybe_create_global_var): Remove.
6618 * tree-ssa-alias.c (aliases_computed_p): Declare.
6619 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
6620 (count_calls_and_maybe_create_global_var): Remove.
6621 (pass_maybe_create_global_var): Remove.
6622 (init_alias_info): Do not declare aliases_computed_p.
6623 (maybe_create_global_var): If the function contains no
6624 call-clobbered variables and a mix of pure/const and regular
6625 function calls, create .GLOBAL_VAR.
6626 Mark all call-clobbered variables for renaming.
6627 (merge_pointed_to_info): Update comment.
6628 (add_pointed_to_var): Likewise.
6629 (is_escape_site): Likewise.
6630 Accept struct alias_info * instead of size_t *.
6632 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
6634 * tree-ssa-operands.c (get_call_expr_operands): If
6635 ALIASES_COMPUTED_P is false, do not add call-clobbering
6637 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
6638 (delete_tree_ssa): Likewise.
6640 2005-02-22 James E Wilson <wilson@specifixinc.com>
6642 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
6643 (do_compile): Do call it here.
6645 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6647 PR rtl-optimization/20017.
6648 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
6649 rest_of_handle_cse2, rest_of_handle_gcse): Call
6650 delete_dead_jumptables immediately before calling cleanup_cfg.
6652 2005-02-22 Devang Patel <dpatel@apple.com>
6655 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
6658 2005-02-22 David Edelsohn <edelsohn@gnu.org>
6660 * config/rs6000/aix.h (WINT_TYPE): Define.
6662 2005-02-22 Stan Shebs <shebs@apple.com>
6664 * config/rs6000/rs6000.c (rs6000_override_options): Default to
6665 natural alignment for 64-bit Darwin.
6666 (rs6000_parse_alignment_option): Warn about uses of -malign-power
6668 * doc/invoke.texi: Document this.
6670 2005-02-22 DJ Delorie <dj@redhat.com>
6672 * c-common.c (c_common_type_for_mode): Pass the mode's precision
6673 to make_[un]signed_type, not the mode itself.
6675 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
6677 * cfg.c (cached_make_edge): Call make_edge if edge cache is
6678 not available. Use tail calls wherever possible.
6679 (make_edge): Call unchecked_make_edge to create an edge.
6681 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
6682 (coalesce_ssa_name): Don't check for
6683 SSANORM_USE_COALESCE_LIST.
6684 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
6686 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6688 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
6689 (rewrite_into_ssa): ... here.
6691 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
6693 PR tree-optimization/19786
6694 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
6695 tag to another's may-alias bitmap when adding to the other's list.
6697 2005-02-21 DJ Delorie <dj@redhat.com>
6699 * tree-ssa-loop-ivopts.c (computation_cost): Start register
6700 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
6701 registers in unsupported ways.
6702 * expmed.c (init_expmed): Likewise.
6704 2005-02-21 Stan Cox <scox@redhat.com>
6706 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
6708 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6710 * tree-cfg.c (fold_cond_expr_cond): New.
6711 (make_edges): Call fold_cond_expr_cond.
6712 (find_taken_edge): Accept nothing but INTEGER_CST.
6713 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
6715 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
6717 * flow.c (delete_dead_jumptables): Speed up by scanning insns
6718 that do not belong to any basic block.
6720 2005-02-21 Jeff Law <law@redhat.com>
6722 * cfganal.c (find_unreachable_blocks): Manually CSE load of
6725 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
6727 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
6728 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
6729 Adjust their definitions.
6730 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
6731 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
6733 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
6734 genautomata.c, langhooks.c, langhooks.h, system.h,
6735 config/arm/lib1funcs.asm: Update copyright.
6737 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
6739 * dbxout.c (dbxout_function_end): Emit Lscope label always.
6741 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
6744 * doc/install.texi: Document --with-gc.
6746 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
6748 * simplify-rtx.c (simplify_unary_operation): Add a missing
6751 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6753 PR tree-optimization/18663
6754 * tree-ssa-dom.c (extract_range_from_cond): Return 0
6755 if the type has variable bounds.
6757 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
6759 * gcse.c: Remove an obsolete comment.
6761 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
6763 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
6765 * doc/extend.texi (Function Attributes) <Attribute const>: The
6766 attribute "pure" is below this text, not above.
6768 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6770 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
6771 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
6772 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
6774 2005-02-20 Zack Weinberg <zack@codesourcery.com>
6777 * langhooks.h (struct lang_hooks): Add to_target_charset.
6778 * langhooks.c (lhd_to_target_charset): New function.
6779 * langhooks-def.h: Declare lhd_to_target_charset.
6780 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
6781 (LANG_HOOKS_INITIALIZER): Update.
6782 * c-common.c (c_common_to_target_charset): New function.
6783 * c-common.h: Declare it.
6784 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
6785 c_common_to_target_charset.
6787 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
6788 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
6790 * system.h: Poison them.
6791 * doc/tm.texi: Don't discuss them.
6792 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
6793 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
6794 (pp_c_char): Do not attempt to generate letter escapes for
6796 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
6797 * config/mips/mips.c (mips_output_ascii): Likewise.
6799 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6801 PR tree-optimization/19951
6802 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6805 2005-02-19 Steven Bosscher <stevenb@suse.de>
6808 * function.h (struct function): New field `max_loop_depth'.
6809 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6810 (flow_loops_find): Reset the max loop depth count before finding loops.
6811 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6812 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6813 (calculate_global_regs_live): Make sure the loop will terminate
6814 when the initial sets are not empty.
6816 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6818 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6820 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6822 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6825 * doc/invoke.texi: Remove documentation of %M spec.
6827 (init_spec): Remove %M suffix from -lgcc_s.
6828 (do_spec_1): Remove 'M' case.
6829 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6830 to put shared libraries in the multilib directory. Remove the
6831 shlib_so_soname substitution variable. Don't add a multilib encoding
6832 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6833 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6834 SHLIB_INSTALL as well as SHLIB_LINK.
6835 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6836 (SHLIB_NAME): Delete.
6837 (SHLIB_DIR): New macro.
6838 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6839 (SHLIB_INSTALL): Adjust accordingly.
6840 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6841 * config/t-slibgcc-sld: Likewise.
6842 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6843 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6844 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6846 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6847 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6848 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6849 Use @shlib_base_name@ instead of @shlib_so_name@.
6850 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6851 and @shlib_base_name@.so in @multilib_dir@.
6852 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6853 to the install path.
6854 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6855 (SHLIB_LINK): Remove previous workaround.
6856 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6857 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6858 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6860 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6861 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6862 (SHLIB_INSTALL): Adjust accordingly.
6863 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6864 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6865 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6866 config/t-slibgcc-elf-ver.
6868 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6869 Jakub Jelinek <jakub@redhat.com>
6871 PR tree-optimization/19828
6872 * tree-ssa-loop-im.c: Add a TODO comment.
6873 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6874 without side-effects.
6876 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6878 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6881 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6883 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6884 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6885 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6887 (ia64_reorg): Delete fixup_errata call.
6888 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6889 (TARGET_SWITCHES): Delete -mb-step entry.
6891 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6894 * c-typeck.c (composite_type): Handle quals in transparent unions.
6895 (type_lists_compatible_p): Likewise.
6897 2005-02-18 Stan Shebs <shebs@apple.com>
6899 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6900 expressions in the .literal8 section.
6902 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6904 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6906 2005-02-18 Roger Sayle <roger@eyesopen.com>
6908 * fold-const.c (constant_boolean_node): Always create values of the
6909 specified type, don't bother calling truthvalue_conversion.
6911 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6913 * except.c (output_function_exception_table): Call
6914 assemble_external_libcall (eh_personality_libfunc).
6916 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6919 * config/ia64/ia64.h (struct machine_function): Add state_num.
6920 * config/ia64/ia64.c (process_epilogue,
6921 process_for_unwind_directive): Use new unwind state numbers each
6922 time rather than state 1.
6924 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6927 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6928 before the "*llgt_didi" pattern.
6930 2005-02-18 Jason Merrill <jason@redhat.com>
6932 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6934 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6936 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6937 (div0): Use it in place of ARM_FUNC_ALIAS.
6938 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6940 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6943 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6944 access, the lower bound of the array type if it exists.
6946 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6949 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6950 cases that are out-of-range for the index type.
6952 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6954 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6955 (estimate_case_costs): Don't call convert.
6956 * expmed.c (expand_shift): Likewise.
6957 (make_tree): Call fold_convert instead of convert.
6959 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6962 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6963 that ref to be marked MEM_READONLY_P doesn't have base that needs
6966 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6968 * genautomata.c (output_get_cpu_unit_code_func,
6969 output_cpu_unit_reservation_p): Don't generate old-style function
6972 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6975 PR tree-optimization/20009
6976 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6978 PR tree-optimization/18947
6979 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6980 inline, remove all nodes that are inlined into the extern inline
6983 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6985 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6986 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6987 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6988 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6991 2005-02-17 Roger Sayle <roger@eyesopen.com>
6993 PR tree-optimization/19917
6994 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6995 to be potentially trapping.
6997 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6999 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7001 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7003 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7004 tem becomes a local variable which is set to the value of the
7005 back end defined INITIAL_FRAME_ADDRESS macro.
7006 (expand_builtin_frame_address): Omit the base parameter to
7007 expand_builtin_return_addr.
7008 (expand_builtin_profile_func): Likewise.
7009 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7010 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7011 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7013 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7015 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7016 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7017 * config/frv/frv.c (frv_function_epilogue): Likewise.
7019 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7021 * lambda-code (perfect_nestify): Remove mark/unmark
7023 * tree-loop-linear.c (linear_transform_loops): Add
7024 rewrite_into_ssa call so that ssa is correct for
7025 rewriting into loop closed.
7027 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7029 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7030 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7032 * bt-load.c (btr_def_live_range, combine_btr_defs,
7033 migrate_btr_def, migrate_btr_defs): Likewise.
7034 * cfgcleanup.c (thread_jump): Likewise.
7035 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7036 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7037 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7038 df_rd_local_compute, df_reg_info_compute): Likewise.
7039 * dominance.c (init_dom_info, free_dom_info): Likewise.
7040 * flow.c (init_propagate_block_info,
7041 free_propagate_block_info): Likewise.
7042 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7043 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7044 modify_reg_pav): Likewise.
7045 * loop-invariant.c (find_defs, find_invariant_insn,
7046 find_invariants, free_inv_motion_data): Likewise.
7047 * predict.c (tree_predict_by_opcode,
7048 estimate_bb_frequencies): Likewise.
7049 * stmt.c (expand_case): Likewise.
7050 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7051 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7052 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7053 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7054 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7055 rewrite_ssa_into_ssa): Likewise.
7056 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7057 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7058 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7059 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7060 * tree-sra.c (tree_sra): Likewise.
7061 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7062 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7063 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7064 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7065 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7066 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7068 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7069 calculate_live_on_entry, calculate_live_on_exit,
7070 build_tree_conflict_graph): Likewise.
7071 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7072 record_important_candidates, set_use_iv_cost, find_depends,
7073 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7074 tree_ssa_iv_optimize_finalize): Likewise.
7075 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7076 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7077 tree_duplicate_loop_to_header_edge): Likewise.
7078 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7079 * tree-ssa.c (verify_flow_insensitive_alias_info,
7080 verify_name_tags, verify_ssa, init_tree_ssa,
7081 delete_tree_ssa): Likewise.
7082 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7083 fini_ssanames): Likewise.
7084 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7086 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7088 * config/rs6000/t-rtems: Completely reworked.
7090 2005-02-17 Ira Rosen <irar@il.ibm.com>
7092 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7094 2005-02-17 Ira Rosen <irar@il.ibm.com>
7096 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7097 POINTER_TYPE_P when checking that type is a pointer.
7098 (vect_get_memtag): Remove.
7099 (vect_address_analysis): Use POINTER_TYPE_P. Call
7100 vect_object_analysis with dummy parameter for memtag.
7101 (vect_object_analysis): Extract memtag (functionality that
7102 used to be in vect_get_memtag and moved here). Fix printings.
7103 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7104 with correct parameters. Remove call to vect_get_memtag.
7106 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7108 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7109 (tree-vectorizer.o): Added missing dependencies.
7111 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7113 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7114 declaration in tree-vectorizer.c, now has an extern declaration in
7116 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7117 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7118 get_vectype_for_scalar_type, vect_is_simple_use,
7119 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7120 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7121 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7122 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7123 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7124 find_loop_location): Likewise.
7126 * tree-vectorizer.c (langhooks.h): #include removed.
7127 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7128 moved to tree-vectorized.h.
7129 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7130 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7131 get_vectype_for_scalar_type, vect_is_simple_use,
7132 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7133 vect_supportable_dr_alignment, new_loop_vec_info,
7134 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7135 vect_set_verbosity_level, find_loop_location): Likewise.
7137 (vect_analyze_loop): Function externalized. Declaration moved to
7138 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7139 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7140 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7141 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7142 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7143 vect_enhance_data_refs_alignment, vect_analyze_operations,
7144 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7145 vect_stmt_relevant_p, vect_get_loop_niters,
7146 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7147 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7148 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7149 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7150 vect_get_memtag): Likewise.
7152 (vectorizable_load): Function externalized. Declaration moved to
7153 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7154 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7155 vect_transform_loop): Likewise.
7156 (vect_transform_stmt): Moved to tree-vect-transform.c.
7157 (vect_align_data_ref, vect_create_destination_var,
7158 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7159 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7160 vect_get_vec_def_for_operand, vect_init_vector,
7161 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7162 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7163 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7164 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7165 vect_do_peeling_for_loop_bound): Likewise.
7167 * tree-vect-analyze.c: New file.
7168 * tree-vect-transform.c: New file.
7170 2005-02-17 Jason Merrill <jason@redhat.com>
7172 PR mudflap/19319, c++/19317
7173 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7176 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7178 * doc/install.texi (Specific): Update link for Darwin-specific
7181 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7183 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7184 constant_boolean_node.
7186 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7189 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7190 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7192 2005-02-16 Richard Henderson <rth@redhat.com>
7195 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7197 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7198 replace uses with Wtype_MAXp1_F.
7199 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7200 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7201 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7202 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7203 and HAVE_TFMODE as appropriate.
7204 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7205 (__floatdisf): Likewise.
7206 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7207 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7208 (Wtype_MAXp1_F): New.
7209 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7210 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7212 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7215 * arm.c (arm_apply_result_size): New function.
7216 * arm.h (APPLY_RESULT_SIZE): Define.
7217 * arm-protos.h (arm_apply_result_size): Add prototype.
7218 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7219 (movxf): New expand.
7220 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7221 (call_value_symbol): Remove predicate for operand 0.
7222 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7223 (untyped_call): Rework to correclty return values for any type.
7224 (untyped_return): New expand.
7225 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7227 2005-02-16 Stan Shebs <shebs@apple.com>
7229 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7230 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7232 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7234 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7235 configure settings on Solaris 7 and later.
7237 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7239 PR tree-optimization/19865
7240 * tree-optimize.c (init_tree_optimization_passes): Run
7241 pass_may_alias after pass_sra.
7243 2005-02-16 Richard Henderson <rth@redhat.com>
7244 Stuart Hastings <stuart@apple.com>
7247 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7248 Do nothing if debug info suppressed for this function.
7249 (dbxout_begin_function): Early exit if debug info suppressed for
7252 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7255 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7257 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7259 PR tree-optimization/19967
7260 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7261 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7262 argument TYPE. Adjust calls to fold_builtin_XXX.
7263 (expand_builtin, fold_builtin_1): Adjust calls to
7265 (fold_builtin_strchr, fold_builtin_strpbrk,
7266 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7267 result to a requested type TYPE.
7269 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7272 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7273 (T)x & (T)cst if (T)cst overflows.
7274 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7275 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7277 2005-02-15 Jeff Law <law@redhat.com>
7279 * gcse.c (blocks_with_calls): New bitmap.
7280 (alloc_gcse_mem): Allocate it.
7281 (free_gcse_mem): Free it.
7282 (clear_modifY_mem_tables): Clear it.
7283 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7284 when we encounter CALL_INSNs.
7285 (compute_transp, case MEM): Handle blocks with calls separate
7286 from blocks without calls. Use bitmap iterators rather than
7289 2005-02-15 Peter O'Gorman <peter@pogma.com>
7292 * mklibgcc.in (vis_hide): Use a temporary object file, not
7295 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7298 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7299 access optimization.
7301 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7302 Alan Modra <amodra@bigpond.net.au>
7305 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7306 (_xlqsub): Rename to __gcc_qsub.
7307 (_xlqmul): Rename to __gcc_qmul.
7308 (_xlqdiv): Rename to __gcc_qdiv.
7309 Provide versioned symbol aliases with old names.
7310 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7311 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7312 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7313 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7314 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7316 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7318 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7319 Fold ~(A - 1) and ~(A + -1) to -A.
7321 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7325 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7326 config/pa/pa-host.c:pa_gt_pch_use_address.
7328 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7330 * tree-vn.c (get_value_handle): Make sure that given an
7331 is_gimple_min_invariant expression, we always return it.
7333 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7335 * passes.c (rest_of_handle_gcse): Fix a comment.
7337 2005-02-15 Jeff Law <law@redhat.com>
7339 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7341 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7342 (canon_list_insert, record_last_mem_set_info): Similarly.
7343 (clear_modify_mem_tables): Similarly.
7345 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7347 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7348 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7349 config/mips/mips.md, config/rs6000/aix.h,
7350 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7352 2005-02-15 Richard Henderson <rth@redhat.com>
7354 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7355 call to be best_edge.
7357 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7359 * basic-block.h: Adjust the prototype for find_basic_blocks.
7360 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7361 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7364 * flow.c (recompute_reg_usage): Remove all arguments.
7365 * passes.c (rest_of_compilation): Adjust the call to
7366 recompute_reg_usage.
7367 * rtl.h: Adjust the prototype for recompute_reg_usage.
7369 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7371 * tree-dump.c (dump_files): Update to reflect new member
7373 (dump_register): Add new argument.
7375 (dump_switch_p_1): Check against glob name if doglob was passed.
7376 (dump_switch_p): Check against regular first, then glob if
7377 we didn't have any hits on the dump name.
7378 * tree-optimize.c (register_one_dump_file):
7379 Pass in glob name as well.
7380 * tree-pass.h (struct dump_file_info): Add glob
7383 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7385 PR preprocessor/16323
7386 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7388 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7391 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7392 (trunctfdf2_internal1): New.
7393 (trunctfdf2_internal2): Renamed from trunctfdf2.
7395 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7397 PR tree-optimization/19853
7398 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7400 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7402 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7403 delete_dead_jumptables and cleanup_cfg.
7405 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7407 * reload.c (find_reloads): Swap address_reloaded flags when
7408 swapping commutative operands.
7410 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7412 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7413 Use standard_iv_increment_position for computing the bsi position
7415 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7418 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7421 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7422 life range of hard registers.
7423 * value-prof.c (insn_prefetch_values_to_profile): Only
7426 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7427 profile in libcalls.
7429 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7431 * bitmap.h (bitmap_and_compl_into): Return bool.
7432 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7434 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7436 PR tree-optimization/19944
7437 * fold-const.c (fold): Re-add ABS_EXPR folding.
7439 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7442 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7443 {TARGET,MASK}_XL_COMPAT.
7444 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7446 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7447 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7449 (rs6000_arg_partial_bytes): Same.
7450 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7451 and XL compatibility enabled.
7452 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7453 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7454 test to final condition.
7455 (cmptf_internal2): New.
7456 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7457 xl-compat. Add TFmode information to description.
7459 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7461 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7463 2005-02-13 Jason Merrill <jason@redhat.com>
7466 * fold-const.c (fold_indirect_ref_1): Split out from...
7467 (build_fold_indirect_ref): Here.
7468 (fold_indirect_ref): New fn.
7469 * tree.h: Declare it.
7470 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7471 (gimplify_modify_expr_rhs): Likewise.
7472 (gimplify_expr): Likewise.
7474 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7476 PR tree-optimization/14303
7477 PR tree-optimization/15784
7478 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7479 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7480 ABS_EXPR<x> != 0 to x != 0.
7482 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7484 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7485 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7486 spelling conventions.
7488 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7489 delete_trivially_dead_insns too many times.
7491 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7494 2005-02-12 Ira Rosen <irar@il.ibm.com>
7496 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7497 (vect_is_simple_iv_evolution): Remove redundant parameter
7499 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7500 without last parameter.
7501 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7502 Return pointer step. Call vect_is_simple_iv_evolution without
7503 last parameter. Check only that the step is multiple of size
7504 type. Remove stmt_vinfo updates.
7505 (vect_get_memtag_and_dr): Remove.
7506 (vect_get_memtag): New function.
7507 (vect_address_analysis): New function.
7508 (vect_object_analysis): New function.
7509 (vect_analyze_data_refs): Call vect_object_analysis and
7510 vect_get_memtag. Update stmt_vinfo fields.
7512 2005-02-12 Ira Rosen <irar@il.ibm.com>
7514 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7515 exist and are objects. Remove checks for pointer.
7516 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7517 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7518 (vect_create_data_ref_ptr): Likewise.
7519 (vect_base_addr_differ_p): New function.
7520 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7521 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7522 Don't set the DR_BASE_NAME field of data-ref.
7523 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7525 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7527 * optabs.h (enum optab_index): Add new OTI_ldexp.
7528 (ldexp_optab): Define corresponding macro.
7529 * optabs.c (init_optabs): Initialize ldexp_optab.
7530 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7532 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7534 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7535 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7537 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7538 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7541 2005-02-12 Ira Rosen <irar@il.ibm.com>
7543 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7545 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7547 (vect_get_base_and_offset): Always return an address.
7548 (vect_create_addr_base_for_vector_ref): Remove treatment for
7549 different data reference types.
7550 (vect_compute_data_ref_alignment): Rename base to base_address in
7551 stmt_vec_info. Get the object in order to force its alignment.
7552 (vect_get_memtag_and_dr): Rename base to base_address in
7553 stmt_vec_info. Extract the object for memtag analysis.
7555 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7557 PR regression/19898.
7558 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7559 changes cc_status, use apply modified_in_p to part of cc_status
7560 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7563 2005-02-11 Richard Henderson <rth@redhat.com>
7565 * tree-complex.c (expand_complex_libcall): New.
7566 (expand_complex_multiplication): Use it for c99 compliance.
7567 (expand_complex_division): Likewise.
7568 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7570 * builtins.c (built_in_names): Remove const.
7571 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7573 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7574 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7575 (built_in_names): Remove const.
7576 * c-common.c (c_common_type_for_mode): Handle complex modes.
7577 * flags.h, toplev.c (flag_complex_method): Rename from
7578 flag_complex_divide_method.
7579 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7580 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7581 * libgcc2.h: Declare them.
7582 * libgcc-std.ver: Export them.
7583 * mklibgcc.in (lib2funcs): Build them.
7585 2005-02-11 Steven Bosscher <stevenb@suse.de>
7587 PR tree-optimization/19876
7588 Partially revert my change from 2005-01-14
7589 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7590 (compute_antic): ...and remove the loop here.
7592 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7595 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7596 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7598 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7599 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7601 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7603 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7604 offsets for the big-endian 32-bit case.
7606 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7608 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7610 2005-02-11 Dale Johannesen <dalej@apple.com>
7612 * cselib.c (cselib_process_insn): Clear out regs where
7613 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7614 * reload.c (find_equiv_reg): Ditto.
7616 2005-02-11 Ian Lance Taylor <ian@airs.com>
7618 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
7621 * tree.c (build_function_type_list): Work correctly if there are
7624 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
7626 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
7627 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
7628 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
7629 TARGET_ZARCH instead of TARGET_64BIT.
7631 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
7633 * config/rs6000/t-rtems:
7634 (MULTILIB_OPTIONS): Remove mcpu=602.
7635 (MUTLILIB_DIRNAMES): Remove m602.
7636 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
7637 Let mcpu=602 match mcpu=603.
7638 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
7640 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7642 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
7645 2005-02-10 David Daney <ddaney@avtrex.com>
7647 * config/alpha/linux-unwind.h: Add exception clause to copyright.
7648 * config/i386/linux-unwind.h: Likewise.
7649 * config/ia64/linux-unwind.h: Likewise.
7650 * config/mips/linux-unwind.h: Likewise.
7651 * config/pa/linux-unwind.h: Likewise.
7652 * config/rs6000/linux-unwind.h: Likewise.
7653 * config/s390/linux-unwind.h: Likewise.
7654 * config/sh/linux-unwind.h: Likewise.
7655 * config/sparc/linux-unwind.h: Likewise.
7657 2005-02-10 Steven Bosscher <stevenb@suse.de>
7659 PR tree-optimization/17549
7660 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
7661 TER to replace a DEF with its expression if the DEF and the
7662 rhs of the expression we replace into have the same root
7665 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
7667 * config/mips/mips.md: Fix the placement of the match_scratch in the
7670 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7672 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
7675 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
7677 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
7678 (strip_offset): Handle addresses.
7679 (add_address_candidates): Use strip_offset.
7680 (difference_cost): Reflect strip_offset change.
7681 (force_var_cost, difference_cost): Strip nops.
7683 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
7685 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
7687 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
7688 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
7689 config/cris/cris-protos.h, config/cris/cris.c: Update
7692 2005-02-10 Jeff Law <law@redhat.com>
7694 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
7695 (lookup_avail_expr): Similarly.
7697 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
7699 * builtins.c (fold_builtin_powi): New function.
7700 (fold_builtin_1): Call it.
7702 2005-02-10 Steven Bosscher <stevenb@suse.de>
7704 PR documentation/19309
7705 * doc/cpp.texi: The __GNUC__ and related predefined macros
7706 are also defined for the "standalone" cpp.
7707 Some non-GCC compilers may also define __GNUC__.
7709 2005-02-10 Jakub Jelinek <jakub@redhat.com>
7712 * c-typeck.c (common_type): New routine. Old common_type renamed
7714 (c_common_type): ...this.
7715 (build_conditional_expr, build_binary_op): Use c_common_type instead
7718 2005-02-10 Steven Bosscher <stevenb@suse.de>
7720 * doc/md.texi: Replace @samp{length} with @code{length}.
7722 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
7724 PR tree-optimization/18687
7725 * tree-flow.h (find_loop_niter): Declare.
7726 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
7727 Try using scev even for loops with more than one exit.
7728 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
7729 (struct ivopts_data): Added niters field.
7730 (struct nfe_cache_elt): New.
7731 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
7733 (tree_ssa_iv_optimize_init): Initialize niters cache.
7734 (determine_number_of_iterations): Removed.
7735 (find_induction_variables): Do not call determine_number_of_iterations.
7736 Access niters for single exit through niter_for_single_dom_exit.
7737 (add_iv_outer_candidates): Access niters for single exit through
7738 niter_for_single_dom_exit.
7739 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
7740 number_of_iterations_cond.
7741 (iv_period): New function.
7742 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
7743 (may_replace_final_value): Take data argument. Use
7744 niter_for_single_dom_exit.
7745 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
7746 (rewrite_use_compare): Pass data to may_eliminate_iv.
7747 (rewrite_use_outer): Pass data to may_replace_final_value.
7748 (free_loop_data): Clean up the niters cache.
7749 (tree_ssa_iv_optimize_finalize): Free the niters cache.
7750 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
7751 * tree-ssa-loop-niter.c (find_loop_niter): New function.
7752 (find_loop_niter_by_eval): Use tree_int_cst_lt.
7753 (num_ending_zeros): Moved to tree.c.
7754 * tree.h (num_ending_zeros): Declare.
7755 * tree.c (num_ending_zeros): Moved from tree.c.
7757 2005-02-09 Richard Henderson <rth@redhat.com>
7759 * builtins.c (DEF_BUILTIN): Add COND argument.
7760 * tree.h (DEF_BUILTIN): Likewise.
7761 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
7762 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
7764 (DEF_BUILTIN_STUB): New.
7765 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
7766 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
7767 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
7768 * c-common.c (DEF_BUILTIN): Add COND argument.
7769 * tree.c (local_define_builtin): New.
7770 (build_common_builtin_nodes): New.
7772 2005-02-09 Roger Sayle <roger@eyesopen.com>
7774 * fold-const.c (fold_strip_sign_ops): New function to simplify a
7775 floating point expression ignoring the sign of the result.
7776 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
7777 (fold) <MULT_EXPR>: Use it to simplify x*x.
7778 * tree.h (fold_strip_sign_ops): Prototype here.
7779 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
7780 argument. Use fold_strip_sign_ops to simplify the first argument.
7781 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
7782 first argument when the second argument is an even integer
7783 constant, but only with -funsafe_math_optimizations.
7784 (fold_builtin_1): Update call to fold_builtin_copysign.
7786 2005-02-09 Ian Lance Taylor <ian@airs.com>
7789 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
7790 just check whether EH_FILTER_FAILURE falls through.
7792 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
7794 * gcc/haifa-sched.c (schedule_block): Make queued sched group
7795 insns return to ready list in the next turn.
7797 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7800 * builtins.def: New __builtin_powi[lf].
7801 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7802 (expand_builtin_powi): New function.
7803 (expand_builtin): Dispatch to expand_builtin_powi.
7804 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7805 * libgcc2.c: Add __builtin_powi[lf] implementation.
7806 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7807 * optabs.h: Add powi_optab.
7808 * optabs.c (init_optabs): Initialize powi_optab.
7809 * doc/extend.texi: Document __builtin_powi[lf].
7811 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7813 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7816 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7819 * fold-const.c (try_move_mult_to_index): Remove redundant
7820 type argument. Create ADDR_EXPR with correct type.
7821 (fold): Update callers of try_move_mult_to_index. Convert
7822 result to the appropriate type.
7824 2005-02-09 Roger Sayle <roger@eyesopen.com>
7827 * config/avr/avr.c (default_rtx_costs): Delete.
7828 (avr_operand_rtx_cost): New function.
7829 (avr_rtx_costs): Completely rewrite.
7831 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7834 * config/cris/cris.c (in_code): New variable.
7835 (cris_output_addr_const): Now a static function, a wrapper for
7837 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7838 case from old cris_output_addr_const.
7839 (cris_asm_output_label_ref): Similar for LABEL_REF.
7840 (cris_output_addr_const_extra): Similar for UNSPEC.
7841 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7842 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7843 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7845 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7846 (cris_asm_output_label_ref): Declare.
7848 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7850 PR preprocessor/19801
7851 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7852 filenames that changed when libcpp was moved to the toplevel.
7854 2005-02-07 Roger Sayle <roger@eyesopen.com>
7856 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7857 zero extensions of BImode operands. Call lowpart_subreg instead
7858 of gen_lowpart_common and gen_lowpart_SUBREG.
7860 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7863 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7864 * configure.ac: Set cc_for_cross_gnattools.
7865 * configure: Regenerate.
7867 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7870 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7872 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7875 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7876 of nested functions.
7878 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7880 * doc/extend.texi: Document deprecated extensions allowing
7881 static floating-point members to have initializers and allowing
7882 floating-point literals in integral constant expressions.
7884 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7886 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7887 config/darwin7.h, config/mips/mips.c,
7888 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7891 * cse.c: Update comments.
7893 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7896 * builtins.c (fold_builtin_sqrt): Transform
7897 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7900 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7901 Dorit Naishlos <dorit@il.ibm.com>
7903 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7904 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7905 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7907 * tree.h (vect_set_verbosity_level): New extern function declaration
7909 * tree-vectorizer.h (verbosity_levels): New enum type.
7910 * tree-vectorizer.c (vect_debug_stats): Function removed.
7911 (vect_debug_details): Likewise.
7912 (vect_verbosity_level): Global variable was defined and initialized.
7913 (vect_dump): Global variable definition.
7914 (vect_print_dump_info): New function.
7915 (vect_set_dump_settings): New function.
7916 (vect_set_verbosity_level): New function.
7917 (vectorize_loops): Add call to vect_set_dump_settings.
7919 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7920 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7921 (slpeel_tree_peel_loop_to_edge): Likewise.
7923 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7924 appropriate verbosity level instead of call to vect_debug_details
7925 or vect_debug_stats.
7926 (vect_get_base_and_offset):
7927 (vect_create_addr_base_for_vector_ref):
7928 (get_vectype_for_scalar_type):
7929 (vect_create_data_ref_ptr):
7931 (vect_get_vec_def_for_operand):
7932 (vect_finish_stmt_generation):
7933 (vectorizable_assignment):
7934 (vectorizable_operation):
7935 (vectorizable_store):
7936 (vectorizable_load):
7937 (vect_transform_stmt):
7938 (vect_update_ivs_after_vectorizer):
7939 (vect_do_peeling_for_loop_bound):
7940 (vect_update_inits_of_drs):
7941 (vect_do_peeling_for_alignment):
7942 (vect_transform_loop):
7943 (vect_is_simple_use):
7944 (vect_analyze_operations):
7945 (vect_is_simple_iv_evolution):
7946 (vect_analyze_scalar_cycles):
7947 (vect_analyze_data_ref_dependence):
7948 (vect_analyze_data_ref_dependences):
7949 (vect_compute_data_ref_alignment):
7950 (vect_enhance_data_refs_alignment):
7951 (vect_analyze_data_refs_alignment):
7952 (vect_analyze_data_ref_access):
7953 (vect_analyze_data_ref_accesses):
7954 (vect_analyze_pointer_ref_access):
7955 (vect_get_memtag_and_dr):
7956 (vect_analyze_data_refs):
7957 (vect_mark_relevant):
7958 (vect_stmt_relevant_p):
7959 (vect_mark_stmts_to_be_vectorized):
7960 (vect_can_advance_ivs_p):
7961 (vect_get_loop_niters):
7962 (vect_analyze_loop_form):
7963 (vect_analyze_loop):
7964 (vectorize_loops): Likewise.
7966 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7967 (vect_update_inits_of_drs):
7968 (vect_do_peeling_for_alignment):
7969 (vect_transform_loop):
7970 (vect_analyze_operations):
7971 (vect_analyze_scalar_cycles):
7972 (vect_analyze_data_ref_dependences):
7973 (vect_analyze_data_refs_alignment):
7974 (vect_analyze_data_ref_accesses):
7975 (vect_analyze_data_refs):
7976 (vect_mark_stmts_to_be_vectorized):
7977 (vect_get_loop_niters):
7978 (vect_analyze_loop_form):
7979 (vect_analyze_loop): Likewise.
7980 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7982 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7986 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7987 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7988 either -ffast-math or -funsafe-math-optimizations is in use.
7990 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7991 * config/mips/irix-csr.c: New file.
7992 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7993 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7994 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7997 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7999 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8000 redundant, incorrect definitions.
8002 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8004 ("*tls_indirect_call"): New, reference hard regs directly.
8005 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8007 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8009 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8010 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8012 2005-02-06 Roger Sayle <roger@eyesopen.com>
8014 PR rtl-optimization/19800
8015 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8016 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8019 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8021 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8023 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8026 * doc/invoke.texi: Correct documentation of -freorder-functions.
8028 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8031 * doc/invoke.texi: Don't mention gccbug.
8033 2005-02-06 Roger Sayle <roger@eyesopen.com>
8034 Andrew Pinski <pinskia@physics.uc.edu>
8035 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8037 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8038 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8039 into just (zero_extract:SI FOO (const_int 1) BAR).
8041 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8043 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8044 macro locally. Don't give last revision date. Use GCC version
8045 number from gcc-common.texi.
8046 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8047 revision date. Use GCC version number from gcc-common.texi.
8048 Describe being a library as current state rather than as 3.x
8050 * doc/gcc.texi: Remove last update date.
8051 * doc/gccint.texi: Likewise. Update copyright dates.
8052 * doc/install.texi: Update copyright dates.
8054 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8057 * doc/invoke.texi: Mention for each option included in -Wall that
8058 it is included in -Wall.
8059 * doc/gcc.texi: Update copyright and last modification date.
8061 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8063 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8064 unnecessary cast to original induction variable increments.
8066 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8068 PR tree-optimization/18219
8069 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8070 in distributed form.
8072 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8074 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8075 Set bitpos and offset later in the function. Do nothing if the
8076 target is a register and if the bitfield lies completely outside
8078 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8079 here. Return an uninitialised register if the source value is stored
8080 in a register and the bitfield lies completely outside that register.
8082 2005-02-06 Steven Bosscher <stevenb@suse.de>
8084 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8087 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8089 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8091 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8093 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8094 * config/darwin8.h: New.
8095 * config/darwin7.h: Update comment.
8097 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8098 Dorit Naishlos <dorit@il.ibm.com>
8100 * tree-vectorizer.h (LOC): New type.
8101 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8102 (loop_line_number): New field in struct _loop_vec_info.
8103 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8105 * tree-vectorizer.c (input.h): Included.
8106 (find_loop_location): New function.
8107 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8108 loop line number removed.
8109 (vect_debug_details): Likewise.
8110 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8112 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8113 call to vect_debug_details/stats changed from loop to loop_loc.
8114 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8115 (slpeel_tree_peel_loop_to_edge): Likewise.
8117 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8118 changed from NULL to UNKNOWN_LOC.
8119 (vect_get_base_and_offset):
8120 (vect_create_addr_base_for_vector_ref):
8121 (get_vectype_for_scalar_type):
8122 (vect_create_data_ref_ptr):
8124 (vect_get_vec_def_for_operand):
8125 (vect_finish_stmt_generation):
8126 (vectorizable_assignment):
8127 (vectorizable_operation):
8128 (vectorizable_store):
8129 (vectorizable_load):
8130 (vect_transform_stmt):
8131 (vect_update_ivs_after_vectorizer):
8132 (vect_do_peeling_for_loop_bound):
8133 (vect_do_peeling_for_alignment):
8134 (vect_transform_loop):
8135 (vect_is_simple_use):
8136 (vect_analyze_operations):
8137 (vect_is_simple_iv_evolution):
8138 (vect_analyze_scalar_cycles):
8139 (vect_analyze_data_ref_dependences):
8140 (vect_compute_data_ref_alignment):
8141 (vect_enhance_data_refs_alignment):
8142 (vect_analyze_data_ref_access):
8143 (vect_analyze_data_ref_accesses):
8144 (vect_analyze_pointer_ref_access):
8145 (vect_get_memtag_and_dr):
8146 (vect_analyze_data_refs):
8147 (vect_mark_relevant):
8148 (vect_stmt_relevant_p):
8149 (vect_mark_stmts_to_be_vectorized):
8150 (vect_can_advance_ivs_p):
8151 (vect_get_loop_niters):
8152 (vect_analyze_loop):
8153 (vectorize_loops): Likewise.
8155 (vectorizable_load): Argument in call to vect_debug_details/stats
8156 changed from loop to LOOP_LOC (loop_vinfo).
8157 (vect_transform_loop):
8158 (vect_analyze_operations):
8159 (vect_analyze_scalar_cycles):
8160 (vect_analyze_data_ref_dependence):
8161 (vect_enhance_data_refs_alignment):
8162 (vect_analyze_data_ref_accesses):
8163 (vect_analyze_pointer_ref_access):
8164 (vect_analyze_data_refs):
8165 (vect_analyze_loop): Likewise.
8167 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8168 changed from loop to loop_loc.
8170 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8172 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8173 Dorit Naishlos <dorit@il.ibm.com>
8175 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8177 (vect_analyze_data_ref_dependences): Likewise.
8179 (vect_is_simple_use): Argument changed from loop structure to
8180 loop_vect_info structure.
8181 (vect_can_advance_ivs_p): Likewise.
8182 (vect_create_index_for_vector_ref): Likewise.
8183 (vect_update_ivs_after_vectorizer): Likewise.
8184 (new_stmt_vec_info): Likewise.
8186 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8187 changed from loop to loop_vinfo.
8188 (vect_create_data_ref_ptr): First argument in call to
8189 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8190 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8191 was changed from loop to loop_vinfo.
8192 (vectorizable_operation): Likewise.
8193 (vectorizable_store): Likewise.
8194 (vect_mark_stmts_to_be_vectorized): Likewise.
8195 (vect_do_peeling_for_loop_bound): First argument in call to
8196 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8197 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8198 was changed from loop to loop_vinfo.
8199 (vect_analyze_data_ref_dependences): Third argument in call to
8200 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8202 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8203 (vect_create_data_ref_ptr): Likewise.
8204 (vect_init_vector): Likewise.
8205 (vect_get_vec_def_for_operand): Likewise.
8206 (vectorizable_assignment): Likewise.
8207 (vectorizable_operation): Likewise.
8208 (vectorizable_store): Likewise.
8209 (vectorizable_load): Likewise.
8210 (vect_update_ivs_after_vectorizer): Likewise.
8211 (vect_is_simple_use): Likewise.
8212 (vect_analyze_data_ref_dependence): Likewise.
8213 (vect_analyze_pointer_ref_access): Likewise.
8214 (vect_can_advance_ivs_p): Likewise.
8216 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8217 before _stmt_vec_info.
8218 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8219 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8220 (new_stmt_vec_info): Argument changed from loop structure to
8221 loop_vect_info structure
8223 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8224 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8225 (vect_create_addr_base_for_vector_ref): Likewise.
8226 (vect_analyze_pointer_ref_access): Likewise.
8228 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8231 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8232 phi flag if the phi is abnormal.
8234 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8237 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8238 information for the new statement.
8240 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8243 * gcc.c (main): Include the target in -v output.
8245 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8247 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8248 Do not drop the extend if we'd have to add a paradoxical subreg
8249 later. Include optabs.h and insn-codes.h.
8250 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8252 2005-02-02 Roger Sayle <roger@eyesopen.com>
8255 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8256 * fold-const.c (const_binop): Avoid constant folding floating
8257 point operations in modes that use composite representations.
8258 * simplify-rtx.c (simplify_binary_operation): Likewise.
8260 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8262 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8264 (altivec_dstt): Likewise.
8265 (altivec_dstst): Likewise.
8266 (altivec_dststt): Likewise.
8267 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8270 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8272 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8273 EXPR_LOCUS from orig_cond to the new cond_stmt.
8274 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8277 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8279 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8280 standard_iv_increment_position. Remove call to bsi_next
8281 (no need to bump the iterator anymore).
8282 (vect_create_index_for_vector_ref): Call
8283 standard_iv_increment_position. Remove second function argument.
8284 (vect_finish_stmt_generation): Remove call to bsi_next
8285 (no need to bump the iterator anymore).
8286 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8287 to vect_create_index_for_vector_ref.
8289 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8291 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8292 phis are used out of the loop.
8294 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8297 * c-decl.c (undef_nested_function): New variable.
8298 (pop_scope): Diagnose undefined nested functions.
8299 (finish_function): Don't attempt cgraph processing or genericizing
8300 if current top-level function contained an undefined nested
8301 function. Reset undef_nested_function at the end of a top-level
8304 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8306 * tree.c (build_int_cst_type): Take sign of the value into account
8307 when deciding whether sign extend the value.
8309 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8312 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8313 (cpp_options, cc1_options): Change %{std*&ansi} to
8314 %{std*&ansi&trigraphs}.
8316 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8318 * cse.c: Update comments.
8320 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8322 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8323 arguments go on the stack. Do not put complex doubles in odd/even
8326 2005-02-02 Steven Bosscher <stevenb@suse.de>
8328 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8329 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8330 -ftree-pre, and -fthread-jumps.
8332 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8334 PR tree-optimization/19578
8335 * tree-flow.h (modified_noreturn_calls): Declare.
8336 (noreturn_call_p): Declare.
8337 * tree-flow-inline.h (noreturn_call_p): New function.
8338 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8339 * tree-cfg.c (modified_noreturn_calls): New variable.
8340 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8341 that contain a mid-block noreturn call.
8342 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8344 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8346 * df.c (df_def_record_1, df_uses_record): Don't use
8348 * df.h (DF_FOR_REGALLOC): Remove.
8350 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8353 * c-typeck.c (really_start_incremental_init): Reset
8354 constructor_max_index for arrays of incomplete type.
8356 2005-02-02 Jeff Law <law@redhat.com>
8358 * gcse.c (struct reg_set): Store the block index where the register
8359 was set rather than the setting insn.
8360 (record_one_set, compute_transp): Corresponding changes.
8361 (pre_insert_copy_insn): Do not call replace_one_set.
8362 (replace_one_set): Remove.
8364 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8367 * doc/gcov.texi: Fix typo.
8369 2005-02-01 Richard Henderson <rth@redhat.com
8372 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8373 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8375 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8376 * config/i386/i386-protos.h: Update.
8378 2005-02-01 Steven Bosscher <stevenb@suse.de>
8380 PR tree-optimization/19217
8381 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8382 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8383 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8384 that it is walking a PHI node.
8386 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8388 * doc/extend.texi (Nested Functions): Update.
8390 2005-02-01 Richard Henderson <rth@redhat.com>
8393 * optabs.c (expand_copysign_absneg): Export.
8394 * optabs.h (expand_copysign_absneg): Declare.
8395 * config/rs6000/rs6000.md (copysigntf3): New.
8397 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8399 PR tree-optimization/19633
8400 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8401 * tree-ssa-alias.c (init_alias_info): Initialize.
8402 (merge_pointed_to_info): Set.
8403 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8404 (dump_points_to_info_for): Show value of pt_null.
8405 (struct count_ptr_d): Declare.
8406 (find_ptr_dereference): Remove.
8407 (ptr_is_dereferenced_by): Remove.
8408 (count_ptr_derefs): New local function.
8409 (count_uses_and_derefs): New local function.
8410 (compute_points_to_and_addr_escape): Call it. If the number
8411 of dereferences is greater than zero, mark the pointer as
8412 dereferenced. If there are fewer dereferences than uses of
8413 the pointer, the pointer's value escapes.
8415 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8417 PR tree-optimization/19670
8418 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8420 (verify_use): ... set it here, instead.
8422 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8424 * doc/sourcebuild.texi (Test directives): Fix formatting.
8426 * doc/sourcebuild.texi (Test directives): Describe selector
8429 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8431 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8432 specific 64-bit CPUs.
8434 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8437 * arm.c (arm_eliminable_register): New function.
8438 (adjacent_mem_locations): Don't allow eliminable registers. Use
8439 HOST_WIDE_INT for address offsets.
8440 * arm-protos.h (arm_eliminable_register): Add prototype.
8442 2005-02-01 Steven Bosscher <stevenb@suse.de>
8444 PR optimization/15242
8445 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8446 * basic-block.h (duplicate_computed_gotos): Add prototype.
8447 * bb-reorder.c (duplicate_computed_gotos): New function to
8448 duplicate sufficiently small blocks ending in a computed jump.
8449 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8450 if not optimizing for size.
8451 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8452 never do tail merging for blocks ending in a computed jump.
8453 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8455 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8457 Patch from Richard Sandiford <rsandifo@redhat.com>
8458 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8459 from inheriting a subreg equivalence with a non-spill register.
8461 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8463 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8465 * config/frv/frv.c (movcc_fp_destination_operand): New.
8466 (gpr_or_memory_operand): Fix typo in comment.
8467 (gpr_or_memory_operand_with_scratch): New.
8468 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8469 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8470 movcc_fp_destination_operand.
8471 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8472 Legitimize memory addresses using a scratch register.
8474 2005-01-31 Jeff Law <law@redhat.com>
8476 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8477 bitmap a sparse bitmap instead of a simple bitmap.
8478 (mark_def_sites_initialize_block): Corresponding changes.
8479 (ssa_mark_def_sites_initialize_block): Likewise.
8480 (ssa_mark_phi_uses): Likewise.
8481 (mark_def_site, ssa_mark_def_sites): Likewise.
8482 (mark_def_site_blocks): Likewise.
8483 (rewrite_ssa_into_ssa): Likewise.
8485 * tree-ssa-dom.c (record_cond): Pass correct variable type
8486 for last argument to htab_find_slot_with_hash.
8488 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8489 effects when optimizing 0 % X. Do not try to optimize X % 0.
8491 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8493 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8496 2005-02-01 Eric Christopher <echristo@redhat.com>
8498 * config/mips/mips.c (override_options): Warn if -mint64
8500 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8503 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8505 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8507 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8508 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8509 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8510 (cached_regno): Initialize to INVALID_REGNUM.
8511 (cse_reg_info_table_size,
8512 cse_reg_info_table_first_uninitialized,
8513 cse_reg_info_timestamp): New.
8514 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8516 (init_cse_reg_info, get_cse_reg_info_1): New.
8517 (get_cse_reg_info): Cache the last look-up.
8518 (new_basic_block): Update the code to clear mappings from
8519 registers to cse_reg_info entries.
8520 (cse_main): Call init_cse_reg_info.
8522 * cse.c (get_cse_reg_info): Update a comment.
8524 2005-01-31 Steven Bosscher <stevenb@suse.de>
8527 * c-decl.c (start_decl): Do not warn about arrays of elements with
8528 an incomplete type here.
8529 (grokdeclarator): Do it here by making a pedwarn an error.
8530 * c-typeck.c (push_init_level): If there were previous errors with
8531 the constructor type, do not warn about braces for initializers.
8532 (process_init_element): Likewise for excess initializer elements.
8534 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8536 * cse.c (delete_trivially_dead_insn): Don't iterate.
8538 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8540 * config/rs6000/rs6000.md (copysignsf3): New expand.
8541 (copysigndf3): Likewise.
8543 2005-01-31 Steven Bosscher <stevenb@suse.de>
8545 * recog.c (constrain_operands): Only look for earlyclobber operand
8546 conflicts if an '&' constraint was seen.
8548 2005-01-31 Marc Espie <espie@openbsd.org>
8550 * config.gcc: Don't include embedded systems fragment, switches default
8551 debugging format to ELF.
8552 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8553 longer pick it up there.
8555 2005-01-31 Dale Johannesen <dalej@apple.com>
8557 * doc/extend.texi (nested functions): Fix linkage description.
8558 Clarify that static is not allowed.
8560 2005-01-31 Dale Johannesen <dalej@apple.com>
8562 * config/rs6000/darwin.md (movsf_low_di): Make work.
8563 (movdf_low_di): Make work.
8565 2005-01-31 Dale Johannesen <dalej@apple.com>
8567 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8568 Make work for 64 bit.
8570 2005-01-31 Roger Sayle <roger@eyesopen.com>
8571 Dale Johannesen <dalej@apple.com>
8574 * fold-const.c (fold_binary_op_with_conditional_arg):
8575 Make types match original operands, before STRIP_NOPS.
8577 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8579 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8580 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8581 (struct gcc_sigcontext): Delete. Merge contents to..
8582 (struct gcc_ucontext): ..here.
8583 (get_sigcontext): Delete.
8584 (get_regs): New function, like get_sigcontext but return regs ptr.
8585 64-bit version finds regs from r1 to support vdso.
8586 (ppc_linux_aux_vector): New function.
8587 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8590 2005-01-31 Ira Rosen <irar@il.ibm.com>
8592 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8594 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8595 redundant fold. Fix misalignment for MINUS_EXPR.
8596 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8597 (vect_analyze_pointer_ref_access): Likewise.
8598 (vect_get_memtag_and_dr): Likewise.
8600 2005-01-31 Richard Henderson <rth@redhat.com>
8602 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8603 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8604 absnegdf2_i387, absnegxf2_i387): Likewise.
8606 2005-01-31 Richard Henderson <rth@redhat.com>
8609 * optabs.c (expand_copysign_absneg): New.
8610 (expand_copysign_bit): Split out from ...
8611 (expand_copysign): ... here. Use expand_copysign_absneg.
8613 2005-01-30 Roger Sayle <roger@eyesopen.com>
8616 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8617 constant as the second operand and a register as the third.
8619 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
8622 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
8623 that dllimport'd functions do not use all call-clobbered registers
8626 2005-01-30 Richard Henderson <rth@redhat.com>
8629 * optabs.c (expand_absneg_bit): Split out from expand_unop and
8630 expand_abs_nojump and generalize. Use operand_subword and
8631 emit_no_conflict_block. Support large modes.
8632 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
8634 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
8635 negation to subtraction.
8636 (expand_copysign): Check that the format has signed zeros.
8637 Use operand_subword and emit_no_conflict_block. Support large modes.
8639 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
8641 Fix PR tree-optimization/19624
8643 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
8644 * tree-ssa-pre.c: Add cfgloop.h.
8646 (pre_stats): New member, constified.
8647 (inserted_exprs): New static variable.
8648 (NECESSARY): New macro.
8649 (create_expression_by_pieces): Fold the expression, and
8650 mark it as defaulting to not necessary. Also put in
8652 (fully_constant_expression): New function.
8653 (insert_into_preds_of_block): Modify to not insert phis when we
8654 are playing with induction variables.
8655 Push phis onto the inserted_exprs vector, and mark them as not
8656 necessary by default.
8657 (insert_aux): Call fully_constant_expression on eprime.
8658 If all edges produce the same value, mark it constant.
8659 (mark_operand_necessary): New function.
8660 (remove_dead_inserted_code): New function.
8661 (init_pre): Init loop optimizer to get loop info.
8662 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
8663 (execute_pre): Commit edge inserts, then remove dead code.
8665 2005-01-30 Richard Henderson <rth@redhat.com>
8667 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
8668 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
8670 2005-01-30 Richard Henderson <rth@redhat.com>
8673 * config/i386/i386.c (ix86_expand_copysign): New.
8674 (ix86_split_copysign_const): New.
8675 (ix86_split_copysign_var): Rename from ix86_split_copysign,
8676 rearrange op1/nmask operands.
8677 * config/i386/i386-protos.h: Update.
8678 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
8679 (copysigndf3): Likewise.
8680 (copysignsf3_const, copysigndf3_const): New.
8681 (copysignsf3_var): Rename from copysignsf3, split out splitter
8682 and fix split predicate for X constraint.
8683 (copysigndf3_var): Similarly.
8685 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
8687 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
8688 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
8689 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
8691 2005-01-29 Richard Henderson <rth@redhat.com>
8694 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
8695 of # and * in constraints.
8697 2005-01-29 Richard Henderson <rth@redhat.com>
8700 * expr.c (store_field): Don't strip sub-mode cast when the input
8701 data is even smaller.
8703 2005-01-29 Richard Henderson <rth@redhat.com>
8706 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
8709 2005-01-29 Richard Henderson <rth@redhat.com>
8711 * combine.c (make_field_assignment): Fix argument order
8714 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
8716 PR tree-optimization/15791
8717 * fold-const.c (extract_array_ref): New function.
8718 (fold): Fold comparisons between &a[i] and &a[j] or
8719 semantically equivalent trees.
8721 2005-01-29 Jeff Law <law@redhat.com>
8723 * gcse.c (insert_expr_in_table): Revamp handling of available
8724 and anticipatable occurrence lists to avoid unnecessary list
8726 (insert_set_in_table): Similarly.
8728 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
8730 * c-common.c (fix_string_type): Just use c_build_qualified_type to
8732 (c_build_qualified_type): Build qualified array types with
8733 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
8734 * c-decl.c (c_make_fname_decl): Build unqualified array type
8735 before qualified type.
8736 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
8737 type is qualified, not just if type itself is. Don't apply
8738 qualifiers to array type when declarator is processed. Apply
8739 qualifiers to field type whether or not it is an array type.
8740 Don't handle array types specially for applying qualifiers to
8742 * c-typeck.c (composite_type): Build unqualified element type and
8743 array type when forming composite of array types.
8744 (common_pointer_type, comptypes, comp_target_types,
8745 type_lists_compatible_p, build_indirect_ref, build_array_ref,
8746 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
8748 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
8749 (args2) in variables a1 and a2.
8751 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
8753 * cse.c (n_elements_made, max_elements_made): Remove.
8754 (insert): Don't touch n_elements_made.
8755 (cse_main): Don't touch n_elements_made or max_elements_made.
8757 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
8760 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
8761 configuration part of dp-bit.c to be lost.
8763 2005-01-28 Roger Sayle <roger@eyesopen.com>
8765 * expmed.c (expand_mult_highpart_optab): When attempting to use
8766 a non-widening multiplication in a wider mode, the operands need
8767 to be converted (zero or sign extended) to that mode.
8769 2005-01-28 Ian Lance Taylor <ian@airs.com>
8773 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
8774 through if both operands fall through.
8776 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8778 * cse.c (fold_rtx) <PC>: Don't optimize.
8780 2005-01-28 Jeff Law <law@redhat.com>
8782 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
8783 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
8785 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
8787 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
8788 cse_reg_info_used_list_end): Remove.
8789 (cse_reg_info_list, cse_reg_info_list_free): New.
8790 (get_cse_reg_info): When allocating an instance of
8791 cse_reg_info, add it to the beginning of the cse_reg_info_list
8792 list. Remove code to maintain cse_reg_info_used_list.
8793 (new_basic_block): Reset the free list to the beginning of
8796 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
8798 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
8799 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
8800 (frv_expand_mdpackh_builtin): New function.
8801 (frv_expand_builtin): Use it to expand __MDPACKH.
8802 * doc/extend.texi (__MDPACKH): Update documentation.
8804 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8806 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8807 SSE_FLOAT_MODE_P for use_sse computation.
8809 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8812 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8814 2005-01-27 Richard Henderson <rth@redhat.com>
8816 * builtins.c (expand_builtin_copysign): New.
8817 (expand_builtin): Call it.
8818 * genopinit.c (optabs): Add copysign_optab.
8819 * optabs.c (init_optabs): Initialize it.
8820 (expand_copysign): New.
8821 * optabs.h (OTI_copysign, copysign_optab): New.
8822 (expand_copysign): Declare.
8824 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8825 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8827 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8828 (ix86_expand_fp_absneg_operator): ... here.
8829 (ix86_split_copysign): New.
8830 * config/i386/i386-protos.h: Update.
8831 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8832 (copysignsf3, copysigndf3): New.
8834 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8835 (copysignsf3, ncopysignsf3): New.
8836 (copysigndf3, ncopysigndf3): New.
8837 (copysignxf3, ncopysignxf3): New.
8838 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8840 2005-01-27 Arend Bayer <arend.bayer@web.de>
8841 Kazu Hirata <kazu@cs.umass.edu>
8843 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8844 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8845 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8848 2005-01-27 Jeff Law <law@redhat.com>
8850 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8851 definitions of SSA_NAMEs which are not being rewritten.
8852 (rewrite_ssa_into_ssa): Only initialize the current definition
8853 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8854 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8855 SSA_NAMEs before returning.
8857 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8859 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8860 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8861 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8862 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8863 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8865 2005-01-27 Steven Bosscher <stevenb@suse.de>
8868 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8869 higher to -O2 and higher. Likewise for tree PRE.
8870 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8873 2005-01-27 Ian Lance Taylor <ian@airs.com>
8876 * gimple-low.c (try_catch_may_fallthru): New static function.
8877 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8878 * tree-inline.c (expand_call_inline): Don't warn about reaching
8879 the end of a non-void function being inlined if the function uses
8882 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8884 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8887 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8888 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8889 (implicitly_declare): Handle error_mark_node.
8891 2005-01-27 Richard Henderson <rth@redhat.com>
8894 * tree.h (struct tree_decl): Add debug_expr_is_from.
8895 (DECL_DEBUG_EXPR_IS_FROM): New.
8896 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8897 * dwarf2out.c (dwarf2out_var_location): Update to match.
8898 * tree-outof-ssa.c (create_temp): Likewise.
8899 * var-tracking.c (track_expr_p): Likewise.
8900 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8901 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8902 * toplev.c (default_tree_printer): Likewise.
8904 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8906 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8907 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8909 2005-01-27 Steven Bosscher <stevenb@suse.de>
8911 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8912 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8913 ASM_CLOBBERS): Add tree checks.
8915 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8916 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8917 * c-common.def (SWITCH_STMT): Update to match.
8918 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8919 macros instead of SWITCH_EXPR ones.
8920 * c-dump.c (c_dump_tree): Likewise.
8921 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8922 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8924 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8926 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8928 * unwind-dw2.c (execute_stack_op): Add missing cases for
8929 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8931 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8933 * config.gcc (Obsolete configurations): Remove 'dummy', add
8934 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8937 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8939 PR tree-optimization/19633
8940 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8942 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8943 are no call-clobbered variables.
8944 * tree-outof-ssa.c (check_replaceable): Return false for calls
8947 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8949 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8950 even for variables with NULL DECL_INITIAL.
8952 2005-01-26 Stuart Hastings <stuart@apple.com>
8954 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8956 2005-01-26 Richard Henderson <rth@redhat.com>
8959 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8961 * expr.c (store_field): Strip conversions to odd-bit-sized types
8962 if the destination field width matches.
8964 2005-01-26 Richard Henderson <rth@redhat.com>
8966 * c-decl.c, expmed.c, expr.c: Revert last change.
8968 2005-01-26 Richard Henderson <rth@redhat.com>
8971 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8973 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8974 if we don't need the bits above those present in the current mode.
8975 * expr.c (store_field): Strip conversions to odd-bit-sized types
8976 if the destination field width matches.
8978 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8980 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8981 either -ffast-math or -funsafe-math-optimizations is in use.
8983 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8987 * config/avr/avr.c (notice_update_cc): Only set condition code for
8988 ashrqi3 if shift count > 0.
8989 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8990 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8991 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8992 count <= 0 as a no-op, and shift count >= width by copying zero
8993 or sign bit to all bits of the result.
8994 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8995 count, with attribute "length" set to 0 and "cc" set to "none".
8997 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8999 * doc/invoke.texi: Document -mTLS.
9001 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9002 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9003 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9004 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9005 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9006 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9007 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9008 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9010 * configure.ac: Check for a TLS capable gas.
9012 * configure: Regenerate.
9014 2005-01-26 Richard Henderson <rth@redhat.com>
9017 * combine.c (make_field_assignment): Simplify store to zero_extract
9018 from a source with an overlapping mask.
9020 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9022 2004-11-11 Eric Christopher <echristo@redhat.com>
9024 * config/frv/frv.md: Add fr400_integer automaton. Don't
9025 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9028 2005-01-26 Steven Bosscher <stevenb@suse.de>
9031 * cfgbuild.c (make_edges): Do not clear or set
9032 current_function_has_computed_jump.
9033 * function.h (struct function): Remove the has_computed_jump field.
9034 (current_function_has_computed_jump): Do not define.
9035 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9036 in a computed jump. Ignore current_function_has_computed_jump.
9038 2005-01-26 Richard Henderson <rth@redhat.com>
9041 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9042 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9044 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9045 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9046 objects into static storage if they have more than one non-zero value.
9047 * tree.h (categorize_ctor_elements): Update decl.
9049 2005-01-26 Steven Bosscher <stevenb@suse.de>
9052 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9053 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9054 to this function from 2004-07-10.
9055 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9056 the current function for tail call optimizations if the address
9057 of one of it its arguments is taken.
9059 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9061 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9063 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9065 * function.c (expand_function_end): If current_function_calls_alloca,
9066 emit stack restore in a place that is reached when the function falls
9069 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9071 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9072 rule to avoid matching inappropriate suffix rule.
9074 2005-01-26 Jan Hubicka <jh@suse.cz>
9076 PR tree-optimization/19241
9077 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9079 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9081 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9082 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9084 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9085 <sim*>: Always use crt1.o, regardless of N in simN.
9086 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9087 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9088 (CRT_CALL_STATIC_FUNCTION): Remove.
9089 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9090 use crt1.o, regardless of N in simN.
9091 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9092 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9093 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9094 case isystem setting.
9095 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9097 2005-01-25 Ian Lance Taylor <ian@airs.com>
9099 * gimple-low.c (block_may_fallthru): Correct handling of
9100 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9102 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9104 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9105 handlers to match indentation; nested under the mtune=* handler.
9106 Similar for mcpu= and march=.
9108 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9110 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9111 * config/mips/linux64.h (LIB_SPEC): Likewise.
9112 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9113 * config/sh/linux.h (LIB_SPEC): Likewise.
9115 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9117 * config/frv/frv.c (frv_legitimize_tls_address): New.
9118 (TARGET_HAVE_TLS): Define.
9119 (FRV_SYMBOL_REF_TLS_P): Define.
9120 (frv_override_options): Handle new register classes.
9121 (frv_legitimate_address_p): Reject tls addresses.
9122 (frv_legitimize_address): Handle TLS addresses.
9123 (gen_inlined_tls_plt): New.
9125 (frv_legitimize_tls_address): New.
9126 (unspec_got_name): Add TLS entries.
9127 (got12_operand): Add R_FRV_TLSMOFF12 case.
9128 (frv_emit_move): Fixup TLS addresses.
9129 (frv_emit_movsi): Legitimize TLS addresses.
9131 * config/frv/frv.h (MASK_BIG_TLS): New.
9132 (TARGET_BIG_TLS): New.
9133 (HAVE_AS_TLS): Define.
9134 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9135 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9136 (REG_CLASS_NAMES): Same.
9137 (REG_CLASS_CONTENTS): Same.
9138 (CONSTRAINT_LEN): New.
9139 (REG_CLASS_FROM_CONSTRAINT): New.
9140 (PREDICATE_CODES): Add symbolic_operand.
9142 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9143 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9144 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9145 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9146 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9147 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9148 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9149 GR9_REG, GR14_REG, LRREG.
9150 (type): Add load_or_call attribute.
9151 ("load_or_call"): New reservation.
9152 ("call_gettlsoff"): New.
9153 ("tls_indirect_call"): New.
9154 ("tls_load_gottlsoff12"): New.
9155 ("tlsoff_hilo"): New.
9156 ("tls_tlsdesc_ldd"): New.
9157 ("tls_tlsoff_ld"): New.
9160 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9162 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9164 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9165 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9166 * config/frv/frv.c (TLS_BIAS): Define.
9167 (frv_output_dwarf_dtprel): New.
9169 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9171 PR rtl-optimization/19579
9172 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9173 both A and B, see if they don't clobber registers the other expr uses.
9175 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9177 * real.c (do_add): Initialize signalling and canonical members.
9179 * real.c (real_from_integer): Zero out destination.
9181 2005-01-18 Jan Hubicka <jh@suse.cz>
9183 PR tree-optimize/19337
9184 * tree-inline.c (initialize_inlined_parameters): Copy
9185 saved_static_chain_decl only.
9187 2005-01-25 Richard Henderson <rth@redhat.com>
9191 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9192 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9193 80387 enabled, to return a proper subclass. Return the subset that
9194 overlaps with GENERAL_REGS for PLUS.
9195 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9197 2005-01-25 Richard Henderson <rth@redhat.com>
9200 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9202 2005-01-25 Roger Sayle <roger@eyesopen.com>
9204 * expmed.c (choose_multiplier): Change interface to return the
9205 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9206 (expand_divmod): Update calls to choose_multiplier.
9208 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9211 * expmed.c (extract_bit_field): Use adjust_address instead of
9212 gen_lowpart when op0 is a MEM.
9214 2005-01-24 Steven Bosscher <stevenb@suse.de>
9216 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9218 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9220 * config/mips/irix-csr.c: New file.
9221 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9222 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9223 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9226 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9229 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9230 sparc/elf.h, add sparc/sp-elf.h.
9231 (sparc-*-rtems*): Likewise.
9232 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9233 tm-dwarf2.h, add sparc/sp-elf.h.
9234 (sparc86x-*-elf): Likewise.
9235 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9236 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9237 TARGET_OS_CPP_BUILTINS.
9238 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9239 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9241 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9242 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9243 (SWITCH_TAKES_ARG): Likewise.
9244 (LOCAL_LABEL_PREFIX): Likewise.
9245 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9246 (TARGET_N_FORMAT_TYPES): Delete.
9247 (TARGET_FORMAT_TYPES): Likewise.
9248 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9249 * config/sparc/elf.h: Delete.
9250 * config/sparc/sp-elf.h: New file.
9252 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9254 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9255 * tree-flow.h: Remove the corresponding prototype.
9256 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9257 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9259 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9262 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9263 for AIX ABI or ELF -fPIC.
9264 (rs6000_emit_load_toc_table): Don't create toc_section here.
9265 (rs6000_xcoff_file_start): Nor here.
9267 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9269 * sh.c (ra.h): Don't #include.
9270 (hard_regs_intersect_p): New function, resurrected from ra.c.
9272 * sh.c: Fix 1996 Copyright.
9274 2005-01-24 Richard Henderson <rth@redhat.com>
9275 Aldy Hernandez <aldyh@redhat.com>
9277 * regrename.c (note_sets): Handle subregs.
9279 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9282 * genconditions.c (write_header, write_conditions): Elide file if
9285 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9287 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9288 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9291 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9293 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9294 expand_builtin_printf, expand_builtin_fprintf,
9295 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9296 checking against POINTER_TYPE.
9297 (validate_arglist): Handle POINTER_TYPE code by checking
9300 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9302 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9304 (for_each_rtx): Call for_each_rtx_1.
9305 * rtl.h (init_rtlanal): Declare.
9306 * toplev.c (backend_init): Call init_rtlanal.
9308 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9310 * flow.c (propagate_one_insn): Formatting.
9313 * flow.c (libcall_dead_p): Be more conservative if unsure.
9314 If there are any instructions between insn and call, see if they are
9315 all dead before saying the libcall is dead.
9317 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9319 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9320 operand constraint for operand 0.
9322 2005-01-23 Richard Henderson <rth@redhat.com>
9325 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9326 edges leading to join block.
9328 2005-01-23 Roger Sayle <roger@eyesopen.com>
9330 * expmed.c (expand_mult_highpart): Make static. Change type of
9331 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9332 (expand_divmod): Updates calls to expand_mult_highpart by using
9333 gen_int_mode to pass a CONST_INT rtx.
9334 * rtl.h (expand_mult_highpart): Remove prototype.
9336 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9338 * flow.c (regset_bytes, regset_size): Remove.
9340 * cfganal.c: Fix a reference to Harvey's paper.
9342 2005-01-23 Steven Bosscher <stevenb@suse.de>
9344 PR rtl-optimization/19464
9345 * tree-optimize.c (init_tree_optimization_passes): Add one more
9346 copyrename pass just before out-of-ssa.
9348 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9351 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9352 * ggc-none.c (ggc_free): Define.
9354 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9356 * cse.c (max_reg, max_insn_uid): Remove.
9357 (cse_main): Don't access max_reg or max_insn_uid.
9359 * c-common.c (explicit_flag_signed_bitfields,
9360 lang_statement_code_p, lang_expand_function_end): Remove.
9361 * c-common.h: Remove the corresponding declarations.
9362 * c-opts.c (c_common_handle_option): Remove all write access
9363 to explicit_flag_signed_bitfields.
9365 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9366 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9367 * cgraph.h: Remove the corresponding declaration.
9369 * gcse.c (null_pointer_info): Remove.
9371 2005-01-23 Roger Sayle <roger@eyesopen.com>
9372 Eric Botcazou <ebotcazou@libertysurf.fr>
9374 * combine.c (simplify_logical): Only simplify logical expressions
9375 of the form ior(and(x,y),z) by the inverse distributive law if the
9376 result is cheaper than the original.
9378 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9380 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9381 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9382 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9383 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9384 config/freebsd-spec.h, config/arm/arm.h,
9385 config/h8300/h8300.md, config/i386/i386.md,
9386 config/i386/predicates.md, config/i386/sse.md,
9387 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9388 config/vax/vax.md: Fix comment typos. Follow spelling
9391 2005-01-23 Steven Bosscher <stevenb@suse.de>
9393 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9394 tests, instead of `less than'.
9396 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9398 * function.c (assign_parm_setup_block): When creating a new stack slot
9399 for a parameter, get its alignment from the parameter's DECL_ALIGN
9400 rather than the type's TYPE_ALIGN. Make sure that the parameter
9401 is at least word aligned.
9403 2005-01-22 Roger Sayle <roger@eyesopen.com>
9406 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9408 2005-01-22 Richard Henderson <rth@redhat.com>
9411 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9412 in both compare operands.
9413 (movdfcc_1_sse_max): Likewise.
9414 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9415 (movdfcc_1_sse): Likewise.
9416 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9417 scratch register as needed.
9419 2005-01-22 Richard Henderson <rth@redhat.com>
9421 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9423 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9425 2005-01-22 Richard Henderson <rth@redhat.com>
9427 * genopinit.c (optabs): Use smin/smax for floating point too.
9428 * doc/md.texi: Update to match. Clarify that floating point
9429 results are undefined for +0/-0 and NaN.
9430 * doc/rtl.texi: Likewise.
9431 * rtl.def (SMIN, SMAX): Likewise
9432 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9434 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9435 leading 's' to the name.
9436 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9437 smaxxf3, sminxf3): Likewise.
9438 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9441 2005-01-22 Paul Brook <paul@codesourcery.com>
9443 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9445 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9447 * config/s390/s390.c (struct processor_costs): New fields
9448 dlgr, dlr, dr, dsgfr, dsgr.
9449 (z900_cost, z990_cost): Values for new fields.
9450 (s390_rtx_costs): New cases MEM und COMPARE in switch
9451 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9452 DIV, MOD, UDIV, UMOD.
9454 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9456 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9457 into the register being decremented.
9458 ("doloop_si31", "doloop_di"): Likewise.
9459 ("*doloop_si_long"): Adapt pattern.
9461 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9463 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9465 (CLASS_MAX_NREGS): Likewise.
9467 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9469 * doc/tree-ssa.texi (Statement Operands): Add example for new
9470 must-def macro. Note deprecation of old operands interface.
9472 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9474 PR tree-optimization/19484
9475 * tree-cfg.c (remove_fallthru_edge): New function.
9476 (cleanup_control_flow): Remove fallthru edges from calls that are
9477 now known not to return.
9479 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9481 Fix PR tree-optimization/19038
9482 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9483 copies with loop variant ones.
9485 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9487 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9488 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9489 config/alpha/alpha.md, config/alpha/predicates.md,
9490 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9491 config/sparc/sol2.h: Update copyright.
9493 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9494 first label to see if it is a nonlocal label.
9496 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9497 Andrew Pinski <pinskia@physics.uc.edu>
9500 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9501 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9503 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9505 * config/rs6000/rtems.h: Update copyright.
9507 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9510 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9511 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9512 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9514 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9517 * c-typeck.c (convert_arguments): Check for error_mark_node.
9519 2005-01-21 Ian Lance Taylor <ian@airs.com>
9521 PR tree-optimization/13000
9522 * tree-inline.c: Include "tree-flow.h".
9523 (expand_call_inline): If warn_return_type, warn if non-void inline
9524 function falls through.
9525 * tree-cfg.c (execute_warn_function_return): Don't warn about
9526 control reaching end if TREE_NO_WARNING is set. Set
9528 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9530 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9531 branch if we don't need one.
9532 * c-typeck.c: Include "tree-flow.h"
9533 (c_finish_bc_stmt): Don't add a goto if the current statement
9534 list doesn't fall through to the current point.
9536 2005-01-21 Roger Sayle <roger@eyesopen.com>
9538 PR rtl-optimization/576
9539 * real.c (real_arithmetic): Change return type from void to bool
9540 to return an indication that the result may be inexact.
9541 * real.h (real_arithmeric): Update prototype.
9542 * fold-const.c (const_binop): Don't constant fold floating
9543 point expressions when the user specifies -frounding-math and
9544 the result may depend upon the run-time rounding mode.
9545 (fold_convert_const_real_from_real): Clean-up.
9546 (fold_initializer): Ignore flag_rounding_math for initializers.
9547 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9548 constant fold FP operations with flag_rounding_math if the
9549 result may depend upon the run-time rounding mode.
9551 2005-01-21 Tom Tromey <tromey@redhat.com>
9553 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9555 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9557 * tree-cfg.c: Fix comment typos.
9559 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9561 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9562 around the call to rest_of_handle_branch_target_load_optimize.
9564 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9566 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9567 (sparc64-*-openbsd*): Likewise.
9568 (sparclite-*-elf*): Include tm-dwarf2.h.
9569 (sparc86x-*-elf*): Likewise.
9570 (sparc64-*-elf*): Likewise.
9571 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9572 (DBX_DEBUGGING_INFO): Likewise.
9573 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9574 (PREFERRED_DEBUGGING_TYPE): Likewise.
9575 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9576 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9577 (PREFERRED_DEBUGGING_TYPE): Likewise.
9578 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9579 (PREFERRED_DEBUGGING_TYPE): Likewise.
9580 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9582 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9585 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9587 2005-01-20 Paul Brook <paul@codesourcery.com>
9589 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9591 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9593 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9594 label is first in a sequence of labels.
9596 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9598 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9599 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9601 * doc/sourcebuild.texi (Test Directives): New.
9603 2005-01-20 Roger Sayle <roger@eyesopen.com>
9605 * real.c (real_floor): Don't leave the result uninitialized when
9606 mode is VOIDMode, but return the unrounded intermediate value.
9607 (real_ceil): Likewise.
9609 2005-01-20 Paul Brook <paul@codesourcery.com>
9611 * config/arm/arm.md (insv): Use gen_int_mode.
9613 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9615 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9616 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9617 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9618 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9619 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9621 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9624 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
9625 fbreg, so we have to assume we can't.
9626 (loc_descriptor_from_tree_1): Ditto.
9627 (containing_function_has_frame_base): New function.
9628 (add_location_or_const_value_attribute): Use it.
9629 Also try to generate a frame_base from a single element location
9632 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9634 PR tree-optimization/15349
9635 * timevar.def (TV_TREE_MERGE_PHI): New.
9636 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
9638 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
9639 calls to tree_forwarder_block_p.
9640 (remove_forwarder_block_with_phi, merge_phi_nodes,
9641 gate_merge_phi, pass_merge_phi): New.
9642 * tree-optimize.c (init_tree_optimization_passes): Add
9644 * tree-pass.h: Add an extern for pass_merge_phi;
9646 2005-01-20 Richard Henderson <rth@redhat.com>
9649 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
9650 (_mm_castps_pd, _mm_castps_si128): New.
9651 (_mm_castsi128_ps, _mm_castsi128_pd): New.
9653 2005-01-20 Richard Henderson <rth@redhat.com>
9656 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
9657 __builtin_ia32_vec_init_v2si.
9658 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
9659 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
9660 (ix86_init_mmx_sse_builtins): Create it.
9661 (ix86_expand_builtin): Expand it.
9662 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
9663 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
9664 (vec_extractv2si_0, vec_extractv2si_1): New.
9666 2005-01-20 Richard Henderson <rth@redhat.com>
9669 * config/i386/i386.c (ix86_expand_push): New.
9670 * config/i386/mmx.md (push<MMXMODE>1): New.
9671 * config/i386/sse.md (push<SSEMODE>1): New.
9672 * config/i386/i386-protos.h: Update.
9674 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9676 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
9679 2005-01-20 Richard Henderson <rth@redhat.com>
9681 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
9682 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
9684 2005-01-19 Richard Henderson <rth@redhat.com>
9687 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
9688 to V4SFmode in SSE1 fallback load path.
9690 2005-01-19 Richard Henderson <rth@redhat.com>
9692 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
9693 in QImode expansion to ix86_expand_vector_set.
9694 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
9696 2005-01-19 Richard Henderson <rth@redhat.com>
9699 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
9700 subclass of the input class.
9701 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
9702 Always true for cross-SSE1 classes. Rationalize conditionals.
9703 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
9704 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
9705 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
9706 (movdi_2): Add MMX/SSE zeros.
9707 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
9708 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
9709 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9710 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
9711 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
9712 (zero_extendsidi2_rex64_1): Remove.
9713 (MOV0 peephole): Check GENERAL_REG_P.
9715 2005-01-19 Richard Henderson <rth@redhat.com>
9718 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
9720 (ix86_expand_vector_extract): Likewise.
9722 2005-01-19 Richard Henderson <rth@redhat.com>
9725 * expr.c (emit_move_change_mode): New argument force; use
9726 simplify_gen_subreg if true.
9727 (emit_move_via_alt_mode): Merge into ...
9728 (emit_move_via_integer): ... here.
9729 (emit_move_ccmode): Use emit_move_change_mode directly.
9731 2005-01-19 Richard Henderson <rth@redhat.com>
9734 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
9735 (alpha_preferred_reload_class): Handle CONST_VECTOR.
9736 (alpha_emit_set_const_1): Add no_output parameter; don't emit
9738 (alpha_emit_set_const): Likewise. Make static.
9739 (alpha_emit_set_long_const): Make static.
9740 (alpha_extract_integer): Split out from alpha_expand_mov.
9741 (alpha_split_const_mov): Likewise.
9742 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
9743 (alpha_legitimate_constant_p): New.
9744 * config/alpha/alpha-protos.h: Update.
9745 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
9746 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
9747 * config/alpha/alpha.md (movsi): Add n alternative.
9748 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
9749 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
9750 (splitters for all of the above): Use alpha_split_const_mov.
9751 * config/alpha/predicates.md (non_add_const_operand): New.
9752 (non_zero_const_operand): New.
9753 (input_operand): Use alpha_legitimate_constant_p after reload.
9755 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9757 PR tree-optimization/19038
9758 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
9759 (add_candidate): Add ivs with increment in latch only if
9760 allow_ip_end_pos_p is true.
9761 (determine_iv_cost): Use empty_block_p.
9763 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
9765 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
9766 (compute_dominance_frontiers): Ditto.
9768 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
9771 * config/sh/t-rtems: New.
9772 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
9774 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
9776 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
9777 the offset of the selected field.
9779 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
9781 * tree-cfg.c (remove_forwarder_block): Fix the check to
9782 prevent a nonlocal label from appearing in the middle of a
9785 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
9787 PR rtl-optimization/19462
9788 * reorg.c (find_end_label): Create return insn only if
9789 current_function_epilogue_delay_list is empty.
9791 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
9793 * doc/passes.texi: Remove paragraph mentioning new-ra.
9795 2005-01-19 Jakub Jelinek <jakub@redhat.com>
9797 PR rtl-optimization/15139
9798 * combine.c: Include params.h.
9799 (count_rtxs): New function.
9800 (record_value_for_reg): If replace_rtx would replace at least
9801 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9802 (clobber (const_int 0)) instead of TEM.
9803 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9804 * params.h (MAX_LAST_VALUE_RTL): New.
9805 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9806 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9809 * c-typeck.c (digest_init): Only call build_vector if all constructor
9810 elements are *_CST nodes.
9811 * gimplify.c (gimplify_init_constructor): Likewise.
9814 * c-typeck.c (digest_init): Only call build_vector if inside_init
9817 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9819 * toplev.c (init_asm_output): Remove dead #ifdef.
9821 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9823 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9825 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9827 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9828 accessing DECL_FUNCTION_CODE.
9829 * dojump.c (do_jump): Likewise.
9830 * gimplify.c (gimplify_call_expr): Likewise.
9831 * predict.c (expr_expected_value): Likewise.
9832 (strip_builtin_expect): Likewise.
9833 * tree-inline.c (estimate_num_insns_1): Likewise.
9834 * tree-ssa-loop-im.c (stmt_cost): Likewise
9835 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9836 (tree_expr_nonnegative_p): Likewise.
9838 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9840 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9841 variant of the load_pcrel_sym pattern.
9842 * config/sparc/sparc.md (P macro): Move to the top.
9843 (load_pcrel_sym): Macroize using P.
9844 (save_register_window): Likewise.
9846 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9848 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9851 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9854 * c-typeck.c (build_asm_expr): Strip nops off
9855 input memory operands.
9857 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9859 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9860 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9861 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9862 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9864 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9867 * config/i386/i386.c (override_options): If the 80387 is disabled,
9868 then do not return FP values using FP registers.
9870 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9872 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9873 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9874 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9875 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9876 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9877 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9878 output.h, postreload-gcse.c, postreload.c, recog.c,
9879 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9880 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9881 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9882 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9883 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9884 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9885 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9886 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9888 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9889 config/alpha/alpha.c, config/arm/vfp.md,
9890 config/i386/emmintrin.h, config/i386/i386-modes.def,
9891 config/i386/i386-protos.h, config/i386/i386.h,
9892 config/i386/pmmintrin.h, config/i386/ppro.md,
9893 config/i386/predicates.md, config/i386/xmmintrin.h,
9894 config/i860/i860.c, config/ia64/ia64-modes.def,
9895 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9896 config/ia64/ia64.md, config/ia64/itanium1.md,
9897 config/ia64/itanium2.md, config/ia64/predicates.md,
9898 config/iq2000/iq2000.h, config/mips/linux64.h,
9899 config/rs6000/aix41.h, config/rs6000/aix43.h,
9900 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9901 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9902 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9903 config/sparc/linux64.h, config/sparc/litecoff.h,
9904 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9905 config/sparc/sparc.h, config/sparc/sparc.md,
9906 config/sparc/sysv4-only.h: Update copyright.
9908 2005-01-18 Richard Henderson <rth@redhat.com>
9911 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9913 2005-01-18 Marc Espie <espie@openbsd.org>
9914 * config/i386/openbsdelf.h: Typo.
9916 2005-01-18 Richard Henderson <rth@redhat.com>
9918 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9919 special case for sse.
9920 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9922 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9924 * tree-inline.c (estimate_num_insns_1): Added cases for
9925 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9927 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9929 PR rtl-optimization/19296
9930 * combine.c (simplify_comparison): Rewrite the condition under
9931 which a non-paradoxical SUBREG of a PLUS can be lifted when
9932 compared against a constant.
9934 2005-01-18 Andi Kleen <ak@muc.de>
9936 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9937 * c.opt (-Wpointer-sign): Add.
9938 * doc/invoke.texi: (-Wpointer-sign): Add.
9940 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9942 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9943 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9944 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9945 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9946 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9947 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9948 for TARGET_MIX_SSE_I387.
9949 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9950 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9951 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9952 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9953 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9954 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9955 TARGET_MIX_SSE_I387.
9956 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9959 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9962 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9963 Add movaps alternative for xmm reg->reg move.
9965 2005-01-17 Jeff Law <law@redhat.com>
9967 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9968 at the end of the main DOM loop rather than just before DOM exits.
9970 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9972 PR tree-optimization/19121
9973 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9974 adding aliases to a name tag, also add them to the pointer's
9976 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9977 sensitive alias info at all. Only check that the two pointers
9978 have compatible pointed-to sets.
9979 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9980 a pointer's type tag is a superset of the alias set of the
9983 2005-01-17 James E Wilson <wilson@specifixinc.com>
9986 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9987 comment to document why.
9989 2005-01-17 Richard Henderson <rth@redhat.com>
9991 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9992 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9993 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9994 sse2_vmsminv2df3_finite): New.
9995 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9996 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9997 Force op1 into register.
9999 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10001 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10002 bubblestrap from always rebuilding build directory.
10004 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10006 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10007 ("*cmpmem_short"): Likewise.
10009 2005-01-17 Steven Bosscher <stevenb@suse.de>
10011 * basic-block.h: Document BB_* flags.
10012 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10013 use an sbitmap instead.
10014 * sched-rgn.c (compute_trg_info): Likewise.
10016 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10018 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10019 redundant target_cpu_default and extra_parts lines. Use the default
10021 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10022 (SUBTARGET_EXTRA_SPECS): Delete.
10023 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10024 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10025 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10026 and "n32" for -mabi=n32.
10028 2005-01-17 Ian Lance Taylor <ian@airs.com>
10031 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10032 fold constant variables into initial values.
10034 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10036 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10038 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10039 through the statements backward.
10041 2005-01-17 Ian Lance Taylor <ian@airs.com>
10043 PR middle-end/13127:
10044 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10045 a variable set to the return value of the inlined function.
10047 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10049 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10050 when modes are tieable.
10052 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10054 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10055 of pthread_create to find out if threads are enabled.
10056 * gthr-posix95.h (__gthread_active_p): Likewise.
10058 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10060 * common.opt (-fnew-ra): Remove.
10062 * toplev.h (flag_new_regalloc): Remove.
10063 * Makefile.in (ra*.*): Don't mention.
10064 * passes.c (rest_of_handle_new_regalloc): Remove.
10065 (rest_of_handle_combine, rest_of_compilation): Always consider
10066 flag_new_regalloc as false.
10067 * doc/invoke.texi: Don't document -fnew-ra.
10069 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10071 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10072 last parameter to reg_scan.
10073 * loop.c (loop_optimize): Likewise.
10074 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10075 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10076 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10077 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10078 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10079 * regclass.c (reg_scan): Likewise, for the declaration.
10080 * rtl.h (reg_scan): Likewise, for the prototype.
10082 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10084 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10085 mark_dfs_back_edges.
10087 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10089 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10090 (compute_avail): Uses don't go in tmp_gen.
10092 2005-01-16 Steven Bosscher <stevenb@suse.de>
10094 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10095 loop to look for a free slot in a page entry.
10097 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10100 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10101 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10102 just before targetm.asm_out.file_end.
10103 * tree.h (process_pending_assemble_output_defs): Declare.
10104 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10106 (assemble_alias): Defer generation of assembly code for defines when
10107 TARGET_DEFERRED_OUTPUT_DEFS is true.
10108 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10109 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10110 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10112 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10115 * pa.c (pa_scalar_mode_supported_p): New function.
10116 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10117 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10119 * pa-protos.h (prefetch_operand): Delete.
10120 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10121 * pa.c (prefetch_operand): Delete.
10122 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10123 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10124 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10125 and prefetch_nocc_operand.
10126 * pa.md (prefetch): Rework to avoid reload problems handling short
10127 displacements when a cache control completer needs to be provided.
10128 (prefetch_32, prefetch_64): Delete.
10129 (prefetch_cc, prefetch_nocc): New patterns.
10131 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10133 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10135 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10138 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10139 exceeds maximum alignment for global common data.
10140 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10141 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10143 2004-01-15 Roger Sayle <roger@eyesopen.com>
10145 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10147 2004-01-15 Roger Sayle <roger@eyesopen.com>
10149 * harg-reg-set.h (reg_class_names): Prototype global array.
10150 * regclass.c (reg_class_names): Declare here and initialize to
10152 (dump_regclass): Remove local declaration of reg_class_names.
10153 (regclass): Likewise.
10154 * cfg.c (dump_flow_info): Likewise.
10155 * ra-debug.c (reg_class_names): Likewise.
10156 * regrename.c (reg_class_names): Likewise.
10157 * reload.c (reg_class_names): Likewise.
10158 * reload1.c (spill_failure): Likewise.
10159 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10161 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10163 * config/s390/s390.md ("reload_outti"): Remove predicate for
10164 output operand. Abort if operand is not a MEM.
10165 ("reload_outdi", "reload_outdf"): Likewise.
10167 2005-01-15 Marc Espie <espie@openbsd.org>
10169 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10170 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10171 * config/openbsd.h: Fix C++ includes for native configurations.
10172 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10173 Add trampoline support.
10174 * config/i386/openbsdelf.h: New.
10176 2005-01-15 Marc Espie <espie@openbsd.org>
10178 * collect2.c (main): Explicitly parse -dynamic-linker option.
10180 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10182 PR tree-optimization/19060
10183 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10184 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10185 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10186 and handle extract_range_from_cond returning false.
10187 * fold-const.c (fold): Optimize comparisons with min/max even for
10188 width > HOST_BITS_PER_WIDE_INT.
10190 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10192 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10193 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10194 Remove little endian multilib variants.
10195 Add mips32 multilib variant.
10197 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10199 * explow.c (copy_all_reg, stabilize): Remove.
10200 * expr.h: Remove the corresponding prototypes.
10202 * rtlanal.c (regs_set_between_p): Remove.
10203 * rtl.h: Remove the corresponding prototype.
10205 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10207 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10208 to rs6000_nonimmediate_operand.
10209 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10210 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10211 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10212 rs6000_nonimmediate_operand.
10213 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10214 rs6000_nonimmediate_operand.
10216 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10218 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10220 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10222 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10224 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10225 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10227 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10228 (rs6k_nonimmediate_operand): New.
10229 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10231 (legitimate_lo_sum_address_p): Same.
10232 (rs6000_legitimize_address): Same.
10233 (rs6000_legitimize_reload_address): Same.
10234 (rs6000_legitimate_address): Same.
10235 (spe_build_register_parallel): Pass DF and DC modes in a DI
10238 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10239 to rs6k_nonimmediate_operand.
10241 * config/rs6000/spe.md ("*frob_df_di"): New.
10242 ("*frob_di_df"): New.
10243 ("*frob_di_df_2"): New.
10244 ("*mov_sidf_e500_subreg0"): New.
10245 ("*mov_sidf_e500_subreg4"): New.
10246 ("*movdf_e500_double"): Change predicate to
10247 rs6k_nonimmediate_operand.
10249 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10251 * postreload.c (move2add_note_store): Only call
10252 trunc_int_for_mode on scalar integers.
10254 2005-01-14 Steven Bosscher <stevenb@suse.de>
10256 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10257 replace BB_VISITED uses.
10258 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10259 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10260 (tree_dce_done): Free visited_control_parents.
10261 (perform_tree_ssa_dce): Allocate and clear it.
10262 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10263 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10264 instead of BB_VISITED.
10266 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10268 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10269 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10270 Remove unused prototypes.
10272 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10274 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10275 64-bit register usage.
10276 (spe_func_has_64bit_regs_p): Add FIXME note.
10278 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10280 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10281 flag_finite_math_only with flag_unsafe_math_optimizations.
10283 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10285 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10286 end-of-stack check.
10287 (__tpf_eh_return): Copy TPF private stack area from the module
10288 boundary stack frame. Add check for when module addresses are
10289 equal, but no stub address is found.
10291 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10294 * arm.h (struct machine_function): Add call_via field.
10295 (thumb_call_via_label): Declare.
10296 * arm.c (thumb_call_via_label): New variable.
10297 (thumb_call_reg_needed): New variable.
10298 (arm_output_function_epilogue): For Thumb code, output any per-function
10299 call-indirect trampolines.
10300 (thumb_call_via_reg): New function.
10301 (arm_file_end): New function.
10302 (TARGET_ASM_FILE_END): Call arm_file_end.
10303 (aof_file_end): Likewise.
10304 * arm-protos.h (thumb_call_via_reg): Declare.
10305 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10306 thumb_call_via_reg in normal case.
10308 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10310 PR middle-end/19084
10311 PR rtl-optimization/19348
10312 * recog.c (peephole2_optimize): Do global life update if some peephole
10313 decides it doesn't need at least one of its inputs and that change
10314 influences liveness at the start of the basic block.
10316 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10317 arguments instead of 1.
10319 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10321 PR middle-end/18820
10322 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10323 zero for nested functions needing a static chain or functions
10324 with a non-constant address.
10326 2005-01-13 Roger Sayle <roger@eyesopen.com>
10328 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10329 (and (sign_extend X) C) into (zero_extend (and X C)).
10331 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10333 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10335 2005-01-13 Richard Henderson <rth@redhat.com>
10340 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10341 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10342 not just TARGET_SSE.
10343 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10344 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10345 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10346 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10347 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10348 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10349 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10350 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10351 (movdicc_c_rex64): Rename with '*'.
10352 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10353 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10354 (movsfcc_1_387): Rename from movsfcc_1.
10355 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10356 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10357 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10358 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10359 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10360 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10361 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10362 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10363 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10364 sse_movdfcc_const0_4): Remove.
10365 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10366 recognize min/max early. Update for changed sse cmove patterns.
10367 (ix86_split_sse_movcc): New.
10368 * config/i386/i386-protos.h: Update.
10370 2005-01-13 Steven Bosscher <stevenb@suse.de>
10372 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10373 (fix_stmt_v_may_defs): Likewise.
10375 2005-01-13 Richard Henderson <rth@redhat.com>
10377 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10378 for converting the mask.
10380 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10382 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10385 2005-01-13 Richard Henderson <rth@redhat.com>
10387 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10388 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10389 IX86_BUILTIN_MOVDQ2Q): Remove.
10390 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10391 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10392 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10394 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10395 (sse2_pextrw): Fix immediate constraint.
10396 (sse2_loadq, sse2_loadq_rex64): Remove.
10397 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10398 Use __builtin_ia32_vec_ext_<size>.
10399 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10401 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10403 * function.c (assign_parm_setup_block): Look inside original
10404 entry_parm when inspecting PARALLEL.
10406 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10407 Joel Sherrill <joel@oarcorp.com>
10410 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10411 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10412 rtems_gxx_recursive_mutex_init.
10413 (__gthread_recursive_mutex_lock): New function.
10414 (__gthread_recursive_mutex_trylock): Likewise.
10415 (__gthread_recursive_mutex_unlock): Likewise.
10417 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10419 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10421 2005-01-13 Jan Beulich <jbeulich@novell.com>
10423 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10424 (ashrti3_internal): Indicate output is early clobber. Generate result
10425 into output rather than first input. Use move for low word of output
10426 if shift count is exactly 64.
10427 (lshrti3_internal): Likewise.
10429 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10433 * reload1.c (delete_output_reload): Don't delete an output reload
10434 if the pseudo lives longer than a single basic block. Adjust and
10435 improve wording of comment.
10437 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10440 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10441 of TYPE_SIZE where we mean the number of bytes.
10443 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10445 * function.c (assign_parm_setup_block): Relax condition on
10446 multi-register optimization.
10448 2005-01-12 Nick Clifton <nickc@redhat.com>
10450 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10451 an "in_delay_slot" attribute of "no" to prevent them being used in
10452 delay slots. This is forbidden because they might generate
10455 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10458 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10459 with r->Y and Y->r.
10461 2005-01-12 Nick Clifton <nickc@redhat.com>
10463 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10464 passed on to GAS) but do not define, as GAS no longer supports or
10465 needs the -m2000 option.
10467 2005-01-11 Roger Sayle <roger@eyesopen.com>
10469 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10470 type as args of unprototyped builtins aren't automatically promoted.
10471 (fold_builtin_abs): Likewise.
10473 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10475 * Makefile.in: Set a `build-warn' variable.
10477 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10479 PR tree-optimization/17949
10480 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10481 (find_interesting_uses_address): Use it.
10483 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10485 * regrename.c (kill_value): Handle subreg's that won't simplify.
10487 2005-01-11 Richard Henderson <rth@redhat.com>
10490 * config/i386/i386.h (enum ix86_builtins): Move ...
10491 * config/i386/i386.c: ... here.
10492 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10493 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10494 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10495 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10496 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10497 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10498 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10499 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10500 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10501 IX86_BUILTIN_LOADDDUP): Remove.
10502 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10503 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10504 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10505 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10506 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10507 (ix86_init_builtins): Make static.
10508 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10509 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10510 if all the modes match. Otherwise, fake it.
10511 (get_element_number, ix86_expand_vec_init_builtin,
10512 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10513 (ix86_expand_builtin): Make static. Update for changed builtins.
10514 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10515 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10516 (ix86_expand_vector_init_duplicate): New.
10517 (ix86_expand_vector_init_low_nonzero): New.
10518 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10519 Split out from ix86_expand_vector_init; handle integer modes.
10520 (ix86_expand_vector_init): Use them.
10521 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10522 * config/i386/i386-protos.h: Update.
10523 * config/i386/predicates.md (reg_or_0_operand): New.
10524 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10525 (movv2sf_internal): Likewise. And a splitter to match them all.
10526 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10527 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10528 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10529 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10530 (mmx_pinsrw): Fix operand ordering.
10531 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10532 rather than sse_loadss expander.
10533 (movv2df splitter): Similarly.
10534 (sse_loadss, sse_loadlss): Remove.
10535 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10536 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10537 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10538 (sse3_movddup): Rename with '*'.
10539 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10540 (sse2_loadsd): Remove.
10541 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10542 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10543 (sse2_pinsrw): Fix argument ordering.
10544 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10545 (sse2_stored): Remove 'r' destination.
10546 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10547 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10548 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10549 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10550 vec_extractv16qi, vec_initv16qi): New.
10552 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10553 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10554 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10556 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10557 (_mm_load_si128, _mm_store_si128): Likewise.
10558 (_mm_load1_pd): Use _mm_set1_pd.
10559 (_mm_load_sd): Use _mm_set_sd.
10560 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10561 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10562 (_mm_set_epi64): Use _mm_set_epi64x.
10563 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10564 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10565 _mm_setr_epi8): Use _mm_set_foo form.
10566 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10567 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10568 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10569 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10570 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10571 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10572 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10573 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10574 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10575 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10576 (_mm_movedup_pd): Use _mm_shuffle_pd.
10577 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10578 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10579 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10580 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10581 Use _mm_setzero_ps.
10582 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10583 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10584 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10585 (_mm_store_ps): Use raw dereference.
10586 (_mm_store1_ps): Use _mm_storeu_ps.
10587 (_mm_storer_ps): Use _mm_store_ps.
10588 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10589 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10591 2005-01-11 Stan Shebs <shebs@apple.com>
10593 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10594 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10596 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10599 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10600 Skip all DECLs except for FIELD_DECLs.
10602 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10604 * config/s390/s390.c (override_options): Return error if
10605 -mbackchain, -mpacked-stack and -mhard-float are used together.
10606 (s390_va_start): Remove the backchain && packed-stack special case.
10607 (s390_gimplify_va_arg): Likewise.
10608 * doc/invoke.texi: Remove the ABI incompatibility note.
10610 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10612 * config/s390/s390.c (struct s390_frame_layout): Remove
10614 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10615 save_backchain_p with TARGET_BACKCHAIN.
10617 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10620 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
10621 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
10622 * function.c (locate_and_pad_parm): Set new field.
10623 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
10624 Tweak where_pad test to include "none". Always set mem align for
10626 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
10627 not sufficient for type.
10628 (assign_parm_setup_block): If stack_parm is zero on entry, always
10629 make a new stack local. Block move old stack parm if necessary
10630 to new aligned stack local.
10631 (assign_parm_setup_stack): Use a block move to handle
10632 potentially misaligned entry_parm.
10633 (assign_parms_unsplit_complex): Specify required alignment when
10634 creating stack local.
10635 * calls.c (compute_argument_addresses): Override alignment of stack
10636 arg calculated from its type with the alignment given by
10637 FUNCTION_ARG_BOUNDARY.
10638 (store_one_arg): Likewise.
10640 2005-01-11 Jan Beulich <jbeulich@novell.com>
10642 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
10643 Change respective itanium_class attribute to ialu.
10644 (shladdp4_internal): New.
10645 * config/ia64/predicates.md (shladd_log2_operand): New.
10647 2005-01-11 Richard Henderson <rth@redhat.com>
10649 * expr.c (store_constructor): Use rtvec_alloc instead of
10650 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
10652 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
10654 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
10656 2005-01-11 Alan Modra <amodra@bigpond.net.au>
10658 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
10659 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
10660 (TARGET_RWRELOC): Define.
10661 (ia64_rwreloc_section_type_flags): Delete.
10662 (ia64_section_type_flags): New function.
10663 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
10664 (TARGET_RWRELOC): Define.
10666 2005-01-10 David Mosberger <davidm@hpl.hp.com>
10669 * config/ia64/ia64.c (process_set): For alloc insn, only call
10670 process_epilogue is !frame_pointer_needed.
10672 2005-01-10 Roger Sayle <roger@eyesopen.com>
10675 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
10676 unary operator and can't be treated as a binary/comparison operator.
10678 2005-01-10 Richard Henderson <rth@redhat.com>
10680 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
10681 (ix86_return_in_memory): Likewise.
10682 (function_arg_advance): Likewise. Mirror structure in function_arg
10683 for choosing register to advance.
10685 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
10687 * tree-vectorizer.c, tree.def: Fix comment typos.
10689 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
10691 * config/s390/s390.c (struct processor_costs): 4 new fields:
10692 ddbr, ddr, debr, der.
10693 (s390_rtx_costs): More precise handling of divide instructions.
10695 2005-01-10 David Edelsohn <edelsohn@gnu.org>
10697 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
10699 2005-01-10 Jan Beulich <jbeulich@novell.com>
10701 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
10702 names resulting from -ffunction-sections/-fdata-sections and linkonce
10704 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
10705 based on the section name. Rearrange the section name comparison logic
10706 slightly so that each section name is compared against at most once.
10708 2005-01-10 Ben Elliston <bje@au.ibm.com>
10710 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
10711 targets for which -fPIC reduces limitations on the GOT size.
10713 2005-01-09 Falk Hueffner <falk@debian.org>
10715 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
10718 2005-01-09 David Edelsohn <edelsohn@gnu.org>
10721 * collect2.c (main): Set aixrtl_flag for -brtl option.
10722 (resolve_lib_name): Search for .so file extension before .a
10723 if aixrtl_flag set.
10725 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
10727 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
10728 (vect_analyze_data_refs_alignment): Add dump prints.
10730 2005-01-09 Ira Rosen <irar@il.ibm.com>
10732 * tree-vectorizer.c (vect_analyze_offset_expr): Use
10733 expr_invariant_in_loop_p.
10734 Initialize outputs first thing in the function.
10735 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
10736 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
10737 (vect_analyze_pointer_ref_access): Check that the initial condition of
10738 the access function is loop invariant.
10740 2005-01-09 Richard Henderson <rth@redhat.com>
10742 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
10743 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
10744 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
10745 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
10746 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
10747 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
10748 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
10749 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
10750 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
10751 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
10752 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
10753 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
10754 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
10755 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
10756 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
10757 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
10758 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
10759 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
10760 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
10761 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
10762 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
10763 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
10764 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
10766 (mmx_clrdi, pavgusb): Remove.
10767 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
10768 with leading sse_ prefix.
10769 * config/i386/sse.md: Receive them.
10770 * config/i386/mmx.md: New file.
10771 (MMXMODE12, MMXMODE24, mmxvecsize): New.
10772 (subrv2sf3): Turn into expander for normal subtraction.
10773 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
10774 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
10775 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
10776 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
10777 commutative; use ix86_binary_operator_ok.
10778 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
10779 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
10780 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
10781 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
10782 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
10783 Macroize from existing patterns; use ix86_binary_operator_ok.
10784 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
10785 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
10786 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
10787 with vec_select+vec_concat.
10788 (mmx_pshufw, mmx_pshufw_1): Likewise.
10789 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
10790 (mmx_uavgv4hi3): Model correctly.
10791 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
10792 _mm_xor_si64): Remove casts.
10794 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10796 PR tree-optimization/19224
10797 * tree-scalar-evolution.c (get_instantiated_value,
10798 set_instantiated_value): New functions.
10799 (instantiate_parameters_1): Cache the results.
10800 (instantiate_parameters, resolve_mixers): Initialize and free
10803 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10805 * config/i386/i386.md (addhi_4): Correct reference in comment.
10808 2005-01-08 Richard Henderson <rth@redhat.com>
10810 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10811 (_mm_cvtsi128_si64x): Likewise.
10812 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10813 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10814 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10815 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10816 * config/i386/i386-protos.h: Update.
10817 * config/i386/i386.c (print_operand): Add 'H'.
10818 (ix86_fixup_binary_operands): Split out from ...
10819 (ix86_expand_binary_operator): ... here.
10820 (ix86_fixup_binary_operands_no_copy): New.
10821 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10822 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10823 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10824 (safe_vector_operand): Use CONST0_RTX.
10825 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10826 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10827 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10828 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10830 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10831 (IX86_BUILTIN_CMPNGESS): New.
10832 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10833 (attr type): Add sselog1.
10834 (attr unit, attr memory): Handle it.
10835 (movti, movti_internal, movti_rex64): Move near other integer moves.
10836 (movtf, movtf_internal): Move near other fp moves.
10837 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10838 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10839 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10840 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10841 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10842 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10843 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10844 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10845 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10846 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10847 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10848 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10849 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10850 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10851 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10852 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10853 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10854 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10855 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10856 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10857 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10858 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10859 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10860 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10861 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10862 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10863 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10864 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10865 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10866 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10867 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10868 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10869 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10870 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10871 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10872 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10873 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10874 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10875 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10876 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10877 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10878 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10879 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10880 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10882 (SSEPUSH, push<SSEPUSH>): Remove.
10883 (MMXPUSH, push<MMXPUSH>): Remove.
10884 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10885 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10886 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10887 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10888 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10889 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10890 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10891 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10892 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10893 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10894 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10895 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10896 (ppro_sse_log_V4SF): Handle sselog1.
10897 * config/i386/predicates.md (const_0_to_1_operand): New.
10898 (const_0_to_255_mul_8_operand): New.
10899 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10900 (const_2_to_3_operand, const_4_to_7_operand): New.
10901 * config/i386/sse.md: New file.
10902 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10903 (sse_movups): Rename from sse_movups_1.
10904 (sse_loadlss): Rename from sse_loadss_1.
10905 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10907 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10908 (absv4sf2, negv2df, absv2df): New.
10909 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10910 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10911 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10912 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10913 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10914 (sse3_addsubv4sf3): Model correctly.
10915 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10916 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10917 (sse_movhlps): Model with vec_select+vec_concat.
10918 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10919 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10920 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10921 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10922 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10923 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10924 sse2_pshufhw_1): Likewise.
10925 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10926 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10927 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10928 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10929 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10930 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10931 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10932 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10933 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10934 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10935 sminv8hi3): Mark commutative
10936 operands. Use ix86_binary_operator_ok.
10937 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10938 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10939 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10940 sse2_punpcklqdq): Allow operand2 in memory.
10941 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10942 sse2_movsd): Add memory alternatives.
10943 (sse_storelps): Turn expander into an insn; split after reload.
10944 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10945 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10947 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10949 * configure.ac (DWARF-2 debug_line): Use objdump.
10950 * configure: Regenerate.
10952 2005-01-08 Jeff Law <law@redhat.com>
10953 Diego Novillo <dnovillo@redhat.com>
10955 PR tree-optimization/18241
10956 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10957 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10958 statements with volatile operands.
10959 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10960 operands after marking a statement with has_volatile_ops.
10962 2005-01-08 Roger Sayle <roger@eyesopen.com>
10964 * tree.c (int_fits_type_p): Always honor integer constant
10965 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10967 2005-01-08 Roger Sayle <roger@eyesopen.com>
10969 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10970 the latent bug in rtl_delete_block has been resolved.
10972 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10974 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10975 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10977 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10979 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10980 library as @multilib_dir@/$(SHLIB_SONAME).
10982 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10984 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10985 * configure: Regenerate.
10987 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10989 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10992 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10995 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10996 Convert non-word aligned offset address using ld/std into
10999 2005-01-07 Richard Henderson <rth@redhat.com>
11001 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11003 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11005 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11007 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11009 PR tree-optimization/19283
11010 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11011 is not shorter than the original type.
11013 PR rtl-optimization/19012
11014 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11016 PR rtl-optimization/18861
11017 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11018 (FULL_STATE): Define.
11019 (mark_tablejump_edge): New function.
11020 (purge_dead_tablejump_edges): New function.
11021 (find_bb_boundaries): Use it.
11023 PR tree-optimization/18828
11024 * builtins.c (expand_builtin_next_arg): Remove argument and all
11025 the argument checking.
11026 (expand_builtin): Adjust caller.
11027 (expand_builtin_va_start): Likewise. Remove error for too many
11029 (fold_builtin_next_arg): Issue error for too many arguments.
11030 After checking arguments, replace them with magic arguments that
11031 prevent further checking of the args.
11033 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11035 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11037 2005-01-06 Roger Sayle <roger@eyesopen.com>
11040 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11041 and %{.S:...} (and their negative variants) to test whether the
11042 input file is assembler or pre-processed-assembler independent of
11043 the actual filename extension.
11045 2005-01-06 Roger Sayle <roger@eyesopen.com>
11047 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11048 of sign or zero extended values.
11050 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11052 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11053 for IBM long double format correctly.
11055 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11057 Fix PR tree-optimization/18792
11059 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11060 to first_loop_depth, and use loop depth instead of loop number.
11061 (build_classic_dir_vector): Ditto.
11062 (compute_data_dependences_for_loop): Use depth, not loop number.
11063 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11064 number. Pass in loops, instead of loop numbers.
11065 (gather_interchange_stats): Ditto.
11066 (linear_transform_loops): Ditto.
11068 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11071 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11072 biv_fits_mode_p, extension_within_bounds_p): New functions.
11073 (check_ext_dependent_givs): Use them.
11075 2005-01-06 Roger Sayle <roger@eyesopen.com>
11077 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11078 more than one barrier, in which case we should delete them all.
11080 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11082 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11084 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11086 Fix PR middle-end/19286
11088 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11089 output this subprogram, simply ignore this attempt to do it again.
11090 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11091 origin attribute if it's not possible.
11092 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11093 (decls_for_scope): Ditto.
11094 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11095 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11097 2005-01-05 Richard Henderson <rth@redhat.com>
11100 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11101 (bdesc_2arg): Use it.
11102 (ix86_expand_binop_builtin): Force operands into registers
11104 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11105 ix86_expand_sse_compare, ix86_expand_sse_comi,
11106 ix86_expand_builtin): Likewise.
11108 2005-01-05 Richard Henderson <rth@redhat.com>
11110 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11112 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11113 (mulv4hi3): Set itanium_class mmmul.
11114 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11115 (fpack): Rename from fpack_sfsf.
11117 2005-01-05 Richard Henderson <rth@redhat.com>
11120 * reload1.c (do_input_reload): Restrict the optimization deleteing
11121 a previous output reload to RELOAD_FOR_INPUT.
11123 2005-01-05 Steven Bosscher <stevenb@suse.de>
11125 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11126 comment that we fall through after case.
11127 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11128 (distribute_links): Likewise.
11129 * cse.c (cse_insn): Likewise.
11130 * cselib.c (cselib_invalidate_mem): Likewise.
11131 * df.c: Update comments at the top of the file.
11132 (read_modify_subreg_p): Update comments here too.
11133 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11134 * flow.c (mark_set_1): Likewise.
11135 (mark_used_regs): Likewise.
11136 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11137 (canon_list_insert): Likewise.
11138 (mark_set): Likewise.
11139 (try_replace_reg): Likewise.
11140 (store_killed_in_insn): Likewise.
11141 * loop.c (count_one_set): Likewise.
11142 (basic_induction_var): Likewise.
11143 * postreload-gcse.c (find_mem_conflicts): Likewise.
11144 * postreload.c (reload_combine_note_store): Likewise.
11145 (move2add_note_store): Likewise.
11146 * reload.c (find_equiv_reg): Likewise.
11147 (mark_referenced_resources): Likewise.
11148 * rtlanal.c (set_noop_p): Likewise.
11149 (note_stores): Likewise.
11150 (note_uses): Likewise.
11151 * sched-deps.c (sched_analyze_1): Likewise.
11152 * sched-rgn.c (check_live_1): Likewise.
11153 (update_live_1): Likewise.
11154 * config/i860/i860.c: Likewise.
11156 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11158 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11160 * doc/rtl.texi: Update documentation for bit-fields and SET.
11162 2005-01-05 Roger Sayle <roger@eyesopen.com>
11164 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11166 2005-01-05 Jan Hubicka <jh@suse.cz>
11167 Richard Henderson <rth@redhat.com>
11170 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11173 2005-01-05 Richard Henderson <rth@redhat.com>
11176 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11177 (sse_shufps): Change operand 3 to const_int_operand.
11178 (sse2_storelps): Fix typo in template.
11179 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11180 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11181 (ix86_expand_builtin): Likewise.
11183 2005-01-05 Julian Brown <julian@codesourcery.com>
11185 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11186 as aggregates for AAPCS ABIs.
11188 2005-01-05 Stan Shebs <shebs@apple.com>
11190 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11191 Mach-O getters if ppc64.
11192 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11194 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11195 signed four-byte field for global code case.
11196 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11198 2005-01-05 Roger Sayle <roger@eyesopen.com>
11200 PR middle-end/19100
11201 * c-common.c: Include real.h.
11202 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11203 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11204 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11205 * Makefile.in (c-common.o): Update dependencies.
11207 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11209 * c-parse.in (asm_string): Add trailing semicolon.
11211 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11213 * c-parse.in (asm_string): New. Don't allow wide strings in
11215 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11216 asm_string instead of STRING.
11218 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11220 * c-typeck.c (constructor_no_implicit): Remove.
11221 (set_designator, process_init_element): Don't check
11222 constructor_no_implicit.
11224 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11225 Kaz Kojima <kkojima@gcc.gnu.org>
11228 * lcm.c (create_pre_exit): New.
11229 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11230 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11232 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11234 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11235 -msoft-float in target_float_switch.
11236 * arm.c (arm_override_options): Fix processing of target_float_switch.
11238 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11240 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11243 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11245 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11246 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11248 2005-01-04 Roger Sayle <roger@eyesopen.com>
11250 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11251 if deleting the then-block allows the test-block to fallthru to the
11254 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11257 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11258 after the full declaration if the are in two different TUs.
11260 2005-01-04 Richard Henderson <rth@redhat.com>
11263 * tree-sra.c (generate_one_element_init): Just
11264 call gimplify_and_add.
11265 (generate_element_init): Record the
11266 new referenced variables and mark them for renaming
11267 and split out to ...
11268 (generate_element_init_1): This.
11269 (scalarize_init): Don't call push_gimplify_context/
11270 pop_gimplify_context.
11272 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11274 * toplev.c (get_src_pwd): Handle failure of getpwd().
11276 2005-01-04 Roger Sayle <roger@eyesopen.com>
11278 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11280 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11281 all the cases handled by it are inverted by invert_truthvalue.
11283 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11285 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11286 (save_register_windowsi): Likewise.
11288 2005-01-04 Richard Henderson <rth@redhat.com>
11290 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11292 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11294 PR middle-end/17767
11295 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11296 any simplifications of vector mode comparison operators.
11297 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11299 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11300 Devang Patel <dpatel@apple.com>
11302 PR tree-optimization/18308
11303 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11304 the operands before creating a new expression.
11305 * dojump.c (do_jump): Make drop_through_label available
11306 for all cases. Add expansion of COND_EXPR.
11308 2005-01-04 Ira Rosen <irar@il.ibm.com>
11310 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11311 INTEGER_CST instead of TREE_CONSTANT.
11312 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11313 instead of TREE_CONSTANT.
11314 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11315 instead of TREE_CONSTANT.
11317 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11319 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11321 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11324 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11325 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11327 2005-01-03 Richard Henderson <rth@redhat.com>
11329 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11330 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11331 fold_convert_const_real_from_real): Split out from ...
11332 (fold_convert_const): ... here.
11334 2005-01-03 Richard Henderson <rth@redhat.com>
11337 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11338 (mov<MMXMODEI>_internal): Likewise.
11339 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11340 Add V2SF case; use it for SSE1; don't use TI.
11341 (movdf_integer): Likewise.
11342 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11344 2005-01-03 Ira Rosen <irar@il.ibm.com>
11346 * tree-vectorizer.c (vect_strip_conversions): New function.
11347 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11348 check for binary class.
11350 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11354 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11356 * gimple-low.c (mark_blocks_with_used_vars): New function.
11357 (mark_blocks_with_used_subblocks): Ditto.
11358 (mark_used_blocks): Ditto.
11359 (pass_mark_used_blocks): New pass.
11360 * tree-inline.c: Include debug.h.
11361 (expand_call_inline): Call outlining_inline_function here.
11362 * tree-optimize.c (init_tree_optimization_passes): Add
11363 pass_mark_used_blocks.
11364 * tree-pass.h (pass_mark_used_blocks): New.
11365 * Makefile.in (tree-inline.o): Add debug.h dependency.
11367 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11369 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11370 VAR_DECLs to have weak_import attribute.
11372 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11375 2004-01-03 Steven Bosscher <stevenb@suse.de>
11377 * passes.c (rest_of_compilation): Don't run regmove if only
11378 flag_expensive_optimizations, require flag_regmove instead.
11380 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11382 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11384 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11385 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11386 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11387 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11389 2005-01-03 Richard Henderson <rth@redhat.com>
11391 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11392 (ia64_const_ok_for_letter_p): New.
11393 (ia64_const_double_ok_for_letter_p): New.
11394 (ia64_extra_constraint): New.
11395 (ia64_expand_vecint_compare): New.
11396 (ia64_expand_vcondu_v2si): New.
11397 (ia64_expand_vecint_cmov): New.
11398 (ia64_expand_vecint_minmax): New.
11399 (ia64_print_operand): Add 'v'.
11400 (ia64_preferred_reload_class): New.
11401 (ia64_vector_mode_supported_p): New.
11402 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11403 (PREFERRED_RELOAD_CLASS): Move to function.
11404 (CONST_OK_FOR_LETTER_P): Move to function.
11405 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11406 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11407 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11408 (EXTRA_CONSTRAINT): Move to function.
11409 * config/ia64/ia64.md: Include vect.md.
11410 (itanium_class): Add mmalua.
11412 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11414 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11415 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11417 (const_int_2bit_operand): New.
11418 (fr_reg_or_0_operand): New.
11419 * config/ia64/ia64-modes.def: Add vector modes.
11420 * config/ia64/ia64-protos.h: Update.
11421 * config/ia64/vect.md: New file.
11423 2005-01-03 Richard Henderson <rth@redhat.com>
11425 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11427 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11430 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11432 (log1pdf2): Change mode of operands[0,1] to DFmode.
11434 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11436 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11437 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11438 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11439 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11440 SPARC_RELAXED_ORDERING.
11442 2005-01-03 Richard Henderson <rth@redhat.com>
11443 Uros Bizjak <uros@kss-loka.si>
11446 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11447 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11448 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11450 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11451 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11452 const_pow2_1_to_128_operand): New predicates.
11454 2005-01-02 Greg McGary <greg@mcgary.org>
11456 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11458 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11459 object. [ptr_type]: Remove unused variable.
11460 Remember nearest addressable array-element or record-component
11461 when checking bitfield components. Tolerate empty BIND_EXPR.
11463 2005-01-01 Richard Henderson <rth@redhat.com>
11465 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11466 that don't narrow the value. Fail for other conversions.
11468 2005-01-01 Richard Henderson <rth@redhat.com>
11471 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11472 * c-lang.c (finish_file): Don't do it here.
11473 * objc/objc-act.c (objc_finish_file): Likewise.
11475 * cgraph.c (decl_assembler_name_equal): New.
11476 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11477 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11478 * cgraph.h (struct cgraph_varpool_node): Add next.
11479 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11480 * varasm.c (assemble_alias): Mark the target as needed.
11482 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11484 PR middle-end/19221
11485 * function.c (get_arg_pointer_save_area): Use entry_of_function
11486 instead of get_insns.
11488 2005-01-01 Roger Sayle <roger@eyesopen.com>
11489 Andrew Pinski <pinskia@physics.uc.edu>
11490 James E. Wilson <wilson@specifixinc.com>
11492 PR rtl-optimization/12092
11493 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11496 2005-01-01 Roger Sayle <roger@eyesopen.com>
11497 Olivier Hainque <hainque@act-europe.fr>
11499 * tree.c (int_fits_type_p): A narrower type always fits in a
11500 wider one, except for negative values into unsigned types.
11502 2005-01-01 Roger Sayle <roger@eyesopen.com>
11504 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11505 with the original constant rather than require TREE_OVERFLOW.
11507 2005-01-01 Steven Bosscher <stevenb@suse.de>
11509 PR middle-end/17544
11510 * c-decl.c (finish_function): If compiling C99, annotate the
11511 compiler generated return with the current file name and line 0.
11512 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11513 the source line is greater than 0.
11514 (remove_bb): Likewise.