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* config.gcc (extra_options): New variable for listing option files.
authorrsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 14 Mar 2005 20:18:43 +0000 (20:18 +0000)
committerrsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4>
Mon, 14 Mar 2005 20:18:43 +0000 (20:18 +0000)
commitff05e09e2d0d3b01e2dbc1d0d6d869cd0b1ce745
tree93e6840750fcec57ca9299b96d2ddd12e82c2805
parent3d2931b52bc6e77b35fac2cabaf7e5e91db63f9a
* 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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@96448 138bc75d-0d04-0410-961f-82ee72b054a4
19 files changed:
gcc/ChangeLog
gcc/Makefile.in
gcc/c.opt
gcc/config.gcc
gcc/configure
gcc/configure.ac
gcc/doc/gccint.texi
gcc/doc/options.texi [new file with mode: 0644]
gcc/doc/sourcebuild.texi
gcc/doc/tm.texi
gcc/hooks.c
gcc/hooks.h
gcc/opt-functions.awk
gcc/opth-gen.awk
gcc/opts.c
gcc/opts.h
gcc/target-def.h
gcc/target.h
gcc/toplev.c