langhooks.c (lang_hook_default_do_nothing, [...]): New defaults.
* langhooks.c (lang_hook_default_do_nothing, lang_hook_default_decode_option): New defaults. * langhooks.h: Make hooks unconditional and non-NULL. * toplev.c (compile_file, toplev_main): Update. * toplev.h: Update comments. * objc/objc-act.c (lang_hooks): Update to new paradigm. From-SVN: r46396
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@ -1,3 +1,12 @@
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2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
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* langhooks.c (lang_hook_default_do_nothing,
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lang_hook_default_decode_option): New defaults.
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* langhooks.h: Make hooks unconditional and non-NULL.
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* toplev.c (compile_file, toplev_main): Update.
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* toplev.h: Update comments.
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* objc/objc-act.c (lang_hooks): Update to new paradigm.
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2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
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* arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
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@ -29,6 +29,20 @@ Boston, MA 02111-1307, USA. */
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#include "integrate.h"
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#include "langhooks.h"
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/* Do nothing; in many cases the default hook. */
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void
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lang_hook_default_do_nothing ()
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{
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}
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/* Do nothing; the default hook to decode an option. */
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int
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lang_hook_default_decode_option (argc, argv)
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int argc ATTRIBUTE_UNUSED;
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char **argv ATTRIBUTE_UNUSED;
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{
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return 0;
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}
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/* lang_hooks.tree_inlining.walk_subtrees is called by walk_tree()
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after handling common cases, but before walking code-specific
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@ -1,4 +1,4 @@
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/* Macros to initialize the lang_hooks data structure.
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/* Default macros to initialize the lang_hooks data structure.
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Copyright 2001 Free Software Foundation, Inc.
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Contributed by Alexandre Oliva <aoliva@redhat.com>
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@ -22,26 +22,25 @@ Boston, MA 02111-1307, USA. */
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#ifndef GCC_LANG_HOOKS_H
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#define GCC_LANG_HOOKS_H
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/* Older hooks, that don't go in sub-structures for backward
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compatibility. */
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#ifndef LANG_HOOKS_INIT
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#define LANG_HOOKS_INIT NULL
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#endif
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#ifndef LANG_HOOKS_FINISH
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#define LANG_HOOKS_FINISH NULL
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#endif
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#ifndef LANG_HOOKS_INIT_OPTIONS
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#define LANG_HOOKS_INIT_OPTIONS NULL
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#endif
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#ifndef LANG_HOOKS_DECODE_OPTION
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#define LANG_HOOKS_DECODE_OPTION NULL
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#endif
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#ifndef LANG_HOOKS_POST_OPTIONS
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#define LANG_HOOKS_POST_OPTIONS NULL
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#endif
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#ifndef LANG_HOOKS_HONOR_READONLY
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#define LANG_HOOKS_HONOR_READONLY 0
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#endif
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/* Note to creators of new hooks:
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The macros in this file should NOT be surrounded by a
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#ifdef...#endif pair, since this file declares the defaults. Each
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front end overrides any hooks it wishes to, in the file containing
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its struct lang_hooks, AFTER including this file. */
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/* See toplev.h for the definition and documentation of each hook. */
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extern void lang_hook_default_do_nothing PARAMS ((void));
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extern int lang_hook_default_decode_option PARAMS ((int, char **));
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#define LANG_HOOKS_INIT lang_hook_default_do_nothing
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#define LANG_HOOKS_FINISH lang_hook_default_do_nothing
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#define LANG_HOOKS_INIT_OPTIONS lang_hook_default_do_nothing
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#define LANG_HOOKS_DECODE_OPTION lang_hook_default_decode_option
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#define LANG_HOOKS_POST_OPTIONS lang_hook_default_do_nothing
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#define LANG_HOOKS_HONOR_READONLY false
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/* Declarations of default tree inlining hooks. */
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tree tree_inlining_default_hook_walk_subtrees PARAMS ((tree*, int *,
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int tree_inlining_default_hook_anon_aggr_type_p PARAMS ((tree));
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/* Tree inlining hooks. */
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#ifndef LANG_HOOKS_TREE_INLINING_WALK_SUBTREES
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#define LANG_HOOKS_TREE_INLINING_WALK_SUBTREES \
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tree_inlining_default_hook_walk_subtrees
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#endif
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#ifndef LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN
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#define LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN \
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tree_inlining_default_hook_cannot_inline_tree_fn
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#endif
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#ifndef LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS
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#define LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS \
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tree_inlining_default_hook_disregard_inline_limits
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#endif
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#ifndef LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS
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#define LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS \
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tree_inlining_default_hook_add_pending_fn_decls
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#endif
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#ifndef LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P
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#define LANG_HOOKS_TREE_INLINING_TREE_CHAIN_MATTERS_P \
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tree_inlining_default_hook_tree_chain_matters_p
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#endif
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#ifndef LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P
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#define LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P \
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tree_inlining_default_hook_auto_var_in_fn_p
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#endif
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#ifndef LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING
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#define LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING \
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tree_inlining_default_hook_copy_res_decl_for_inlining
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#endif
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#ifndef LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P
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#define LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P \
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tree_inlining_default_hook_anon_aggr_type_p
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#endif
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#define LANG_HOOKS_TREE_INLINING_INITIALIZER { \
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LANG_HOOKS_TREE_INLINING_WALK_SUBTREES, \
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@ -58,6 +58,7 @@ Boston, MA 02111-1307, USA. */
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#include "cpplib.h"
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#include "debug.h"
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#include "target.h"
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#include "langhooks.h"
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/* This is the default way of generating a method name. */
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/* I am not sure it is really correct.
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static int print_struct_values = 0;
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#undef LANG_HOOKS_INIT
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#define LANG_HOOKS_INIT objc_init
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#undef LANG_HOOKS_INIT_OPTIONS
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#define LANG_HOOKS_INIT_OPTIONS objc_init_options
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#undef LANG_HOOKS_DECODE_OPTION
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#define LANG_HOOKS_DECODE_OPTION objc_decode_option
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#undef LANG_HOOKS_POST_OPTIONS
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#define LANG_HOOKS_POST_OPTIONS objc_post_options
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/* Each front end provides its own. */
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struct lang_hooks lang_hooks = {objc_init,
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NULL, /* objc_finish */
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objc_init_options,
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objc_decode_option,
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objc_post_options};
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struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
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/* Post-switch processing. */
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static void
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12
gcc/toplev.c
12
gcc/toplev.c
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/* Perform language-specific initialization.
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This may set main_input_filename. */
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if (lang_hooks.init)
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(*lang_hooks.init) ();
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(*lang_hooks.init) ();
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/* If the input doesn't start with a #line, use the input name
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as the official input file name. */
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/* Language-specific end of compilation actions. */
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finish_syntax:
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if (lang_hooks.finish)
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(*lang_hooks.finish) ();
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(*lang_hooks.finish) ();
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/* Close the dump files. */
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add_params (lang_independent_params, LAST_PARAM);
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/* Perform language-specific options intialization. */
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if (lang_hooks.init_options)
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(*lang_hooks.init_options) ();
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(*lang_hooks.init_options) ();
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/* Scan to see what optimization level has been specified. That will
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determine the default value of many flags. */
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}
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/* All command line options have been processed. */
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if (lang_hooks.post_options)
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(*lang_hooks.post_options) ();
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(*lang_hooks.post_options) ();
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if (exit_after_options)
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exit (0);
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int (*anon_aggr_type_p) PARAMS ((union tree_node *));
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};
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/* Language-specific hooks. Can be NULL unless otherwise specified. */
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/* Language-specific hooks. See langhooks.h for defaults. */
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struct lang_hooks
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{
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option. If this function returns a negative number, then its
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absolute value is the number of command-line arguments used, but,
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in addition, no language-independent option processing should be
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done for this option.
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This hook cannot be NULL. */
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done for this option. */
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int (*decode_option) PARAMS ((int, char **));
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/* Called when all command line options have been processed. */
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