+2005-03-14 Richard Sandiford <rsandifo@redhat.com>
+
+ * config.gcc (extra_options): New variable for listing option files.
+ Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
+ * configure.ac (extra_opt_files): New AC_SUBST variable.
+ (tm_file_list, tm_include_list): Include options.h first.
+ * configure: Regenerate.
+ * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
+ (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
+ (s-options-h): New rule.
+ (options.h): Depend on it.
+ (TEXI_GCCINT_FILES): Add options.texi.
+ * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
+ * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
+ * target.h (gcc_target): Add default_target_flags and handle_option.
+ * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
+ (TARGET_HANDLE_OPTION): New macros.
+ (TARGET_INITIALIZER): Include them.
+ * opt-functions.awk (opt_args, nth_arg): New functions.
+ (switch_flags): Handle the "Target" flag.
+ (var_args): Delete.
+ (var_name): Use opt_args and nth_arg.
+ (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
+ * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
+ macros for the "Mask" and "InverseMask" options.
+ * opts.h (cl_var_cond): New enum.
+ (cl_option): Replace the "has_set_value" and "set_value" fields with
+ "var_cond" and "var_value".
+ (CL_TARGET): New macro.
+ (option_enabled, print_filtered_help): Declare.
+ (decode_options): Move definition.
+ * opts.c (handle_option): Search for the original option before
+ removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
+ var_cond and var_value fields. Use targetm.handle_option to handle
+ target options.
+ (decode_options): Set target_flags to targetm.default_target_flags.
+ (print_filtered_help): Make global. Handle CL_TARGET.
+ (option_enabled): New function.
+ * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
+ (display_target_options, set_target_switch, print_switch_values)
+ (default_pch_valid_p): Guard uses of target_switches with
+ #ifdef TARGET_SWITCHES. Also...
+ (display_target_options): Display the CL_TARGET entries in cl_options.
+ (set_target_option): Don't complain about the "" option when
+ TARGET_SWITCHES is undefined.
+ (print_switch_values): Use option_enabled.
+ (default_pch_valid_p): Check cl_options[] when looking for something
+ that has changed the value of target_flags.
+ * c.opt: Remove documentation from top of file.
+ * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
+ * doc/sourecebuild.texi: Refer to the new options documentation
+ instead of c.opt. Document machine-specific .opt files.
+ * doc/tm.texi (target_flags): Say that this variable is declared
+ by options.h.
+ (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
+ (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
+ an alternative.
+ * doc/options.texi: New file.
+
+2005-03-14 Alexandre Oliva <aoliva@redhat.com>
+
+ PR middle-end/18628
+ * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
+ register.
+
+2005-03-14 Alexandre Oliva <aoliva@redhat.com>
+
+ PR c++/20280
+ * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
+ temporary variable of pointer type if an lvalues is required.
+ (gimplify_modify_expr_rhs): Request an rvalue from it.
+ (gimplify_expr): Pass fallback on.
+
+2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cfgbuild.c: Update comments.
+
+2005-03-14 Roger Sayle <roger@eyesopen.com>
+
+ PR rtl-optimization/17236
+ * optabs.c (expand_doubleword_mult): New helper function split out
+ from expand_binop. Permute the order in which instructions are
+ emitted to minimize the number of simultaneously live registers.
+ (expand_binop): Call expand_doubleword_mult to synthesize a double
+ word multiplication.
+
+2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
+
+ * basic-block.h: Update the prototypes of cached_make_edge and
+ rtl_make_eh_edge.
+ * cfg.c (cached_make_edge): Take edge_cache representing one
+ row of the adjacency matrix of edges.
+ * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
+ (make_edges): Initialize edge_cache to represent one row of
+ the adjacency matrix of edges.
+
+2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
+ New functions.
+ (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
+ Remove unused removed_phis variable.
+ (conditional_replacement): Use build1/build2.
+ (abs_replacement): Use last_and_only_stmt and build1/build2.
+
+2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
+ ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
+ * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
+ (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
+ * c-common.c (handle_novops_attribute): New function.
+ (c_common_attribute_table): Add "no vops" entry.
+ * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
+ * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
+ * tree-ssa-operands.c (get_call_expr_operands): Do not
+ create virtual operands for calls with ECF_NOVOPS flag.
+ * tree.h (DECL_IS_NOVOPS): New macro.
+ (struct tree_decl): Add novops_flag.
+ (ECF_NOVOPS): New constant.
+
+2005-03-14 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/17688
+ * config/i386/i386.c (x86_use_himode_fiop): New.
+ (x86_use_simode_fiop): Rename from x86_use_fiop.
+ * config/i386/i386.h (x86_use_himode_fiop): Declare.
+ (TARGET_USE_HIMODE_FIOP): New.
+ (x86_use_simode_fiop): Rename from x86_use_fiop.
+ (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
+
+ * config/i386/i386.md (X87MODEI12): New mode macro define.
+ (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
+ to implement x87 FP compare with HImode input operands.
+ (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
+ Use X87MODEI12 mode macro to handle HImode input operands.
+ (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
+ *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
+ Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
+ *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
+ macro to implement x87 operators with HImode input operands.
+ (fop splitters): Use X87MODEI12 mode macro to handle HImode
+ input operands.
+
+2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
+ integer_zerop.
+ * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
+ constants invariant.
+
+2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * basic-block.h (BB_VISITED): Removed.
+ * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
+
2005-03-14 Falk Hueffner <falk@debian.org>
PR bootstrap/20424
(fold_binary): Optimize comparisons against widened operands if
the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
-2005-03-14 Eric Botcazou <ebotcazou@libertysurf.fr>
+2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc.c (struct_value_alias_set): New global variable.
(sparc_override_options): Initialize it.
* configure.ac: Define GGC_ZONE for --with-gc=zone.
* config.in: Regenerated.
* configure: Regenerated.
- * gentype.c (write_types_process_field, write_func_for_structure):
+ * gengtype.c (write_types_process_field, write_func_for_structure):
Pass new argument to gt_pch_note_object.
* ggc-common.c (struct ptr_data): Add TYPE.
(gt_pch_note_object): Take TYPE argument and save it.
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