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langhooks.c (lang_hook_default_clear_binding_stack): New.

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* langhooks.c (lang_hook_default_clear_binding_stack): New.
	(lang_hook_default_get_alias_set): Move next to other alias
	hooks.
	* langhooks.h: Prototype lang_hook_default_clear_binding_stack.
	(LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
	(LANG_HOOKS_INITIALIZER): Add it.
	* toplev.h (struct lang_hooks): Add clear_binding_stack.
	* toplev.c (compile_file):  Call lang_hooks.clear_binding_stack
	instead of a loop calling poplevel.
cp:
	* cp-lang.c: Redefine LANG_HOOKS_CLEAR_BINDING_STACK to
	pop_everything.

From-SVN: r46492
This commit is contained in:
Zack Weinberg 2001-10-25 17:57:03 +00:00
parent 5037fa8112
commit 37207ee73d
7 changed files with 48 additions and 15 deletions
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14
gcc/ChangeLog
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@ -1,3 +1,15 @@
2001-10-25 Zack Weinberg <zack@codesourcery.com>
* langhooks.c (lang_hook_default_clear_binding_stack): New.
(lang_hook_default_get_alias_set): Move next to other alias
hooks.
* langhooks.h: Prototype lang_hook_default_clear_binding_stack.
(LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
(LANG_HOOKS_INITIALIZER): Add it.
* toplev.h (struct lang_hooks): Add clear_binding_stack.
* toplev.c (compile_file): Call lang_hooks.clear_binding_stack
instead of a loop calling poplevel.
2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
* config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
@ -37,7 +49,7 @@ Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* dwarf2out.c (file_info_cmp): Always return consistent results.
2001-10-24 Roger Sayle <roger@eyesopen.com>
* stmt.c (expand_end_case): Index jumptables from zero for
suitably small values of minval.

9
gcc/cp/ChangeLog
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@ -1,3 +1,8 @@
2001-10-25 Zack Weinberg <zack@codesourcery.com>
* cp-lang.c: Redefine LANG_HOOKS_CLEAR_BINDING_STACK to
pop_everything.
Tue Oct 23 14:00:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* cp-lang.c (cxx_get_alias_set): New function.
@ -108,7 +113,7 @@ Tue Oct 23 14:00:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2001-10-10 Richard Henderson <rth@redhat.com>
* parse.y (asm_operand): Allow named operands.
* parse.y (asm_operand): Allow named operands.
* semantics.c (finish_asm_stmt): Tweek for changed location
of the operand constrant.
@ -144,7 +149,7 @@ Tue Oct 23 14:00:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* class.c (build_vtable_entry_ref): Const-ify.
* decl.c (predefined_identifier,
initialize_predefined_identifiers): Likewise.
initialize_predefined_identifiers): Likewise.
* init.c (build_new_1): Likewise.
* lex.c (cplus_tree_code_type, cplus_tree_code_length, resword):
Likewise.

2
gcc/cp/cp-lang.c
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@ -32,6 +32,8 @@ static HOST_WIDE_INT cxx_get_alias_set PARAMS ((tree));
#define LANG_HOOKS_INIT cxx_init
#undef LANG_HOOKS_FINISH
#define LANG_HOOKS_FINISH cxx_finish
#undef LANG_HOOKS_CLEAR_BINDING_STACK
#define LANG_HOOKS_CLEAR_BINDING_STACK pop_everything
#undef LANG_HOOKS_INIT_OPTIONS
#define LANG_HOOKS_INIT_OPTIONS cxx_init_options
#undef LANG_HOOKS_DECODE_OPTION

29
gcc/langhooks.c
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@ -36,16 +36,6 @@ lang_hook_default_do_nothing ()
{
}
/* Provide a default routine for alias sets that always returns -1. This
is used by languages that don't need to do anything special. */
HOST_WIDE_INT
lang_hook_default_get_alias_set (t)
tree t ATTRIBUTE_UNUSED;
{
return -1;
}
/* Do nothing; the default hook to decode an option. */
int
@ -56,6 +46,25 @@ lang_hook_default_decode_option (argc, argv)
return 0;
}
/* Provide a default routine to clear the binding stack. This is used
by languages that don't need to do anything special. */
void
lang_hook_default_clear_binding_stack ()
{
while (! global_bindings_p ())
poplevel (0, 0, 0);
}
/* Provide a default routine for alias sets that always returns -1. This
is used by languages that don't need to do anything special. */
HOST_WIDE_INT
lang_hook_default_get_alias_set (t)
tree t ATTRIBUTE_UNUSED;
{
return -1;
}
/* Provide a hook routine for alias sets that always returns 0. This is
used by languages that haven't deal with alias sets yet. */

3
gcc/langhooks.h
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@ -38,9 +38,11 @@ extern HOST_WIDE_INT hook_get_alias_set_0 PARAMS ((tree));
extern void lang_hook_default_do_nothing PARAMS ((void));
extern int lang_hook_default_decode_option PARAMS ((int, char **));
extern HOST_WIDE_INT lang_hook_default_get_alias_set PARAMS ((tree));
extern void lang_hook_default_clear_binding_stack PARAMS ((void));
#define LANG_HOOKS_INIT lang_hook_default_do_nothing
#define LANG_HOOKS_FINISH lang_hook_default_do_nothing
#define LANG_HOOKS_CLEAR_BINDING_STACK lang_hook_default_clear_binding_stack
#define LANG_HOOKS_INIT_OPTIONS lang_hook_default_do_nothing
#define LANG_HOOKS_DECODE_OPTION lang_hook_default_decode_option
#define LANG_HOOKS_POST_OPTIONS lang_hook_default_do_nothing
@ -99,6 +101,7 @@ int tree_inlining_default_hook_anon_aggr_type_p PARAMS ((tree));
#define LANG_HOOKS_INITIALIZER { \
LANG_HOOKS_INIT, \
LANG_HOOKS_FINISH, \
LANG_HOOKS_CLEAR_BINDING_STACK, \
LANG_HOOKS_INIT_OPTIONS, \
LANG_HOOKS_DECODE_OPTION, \
LANG_HOOKS_POST_OPTIONS, \

3
gcc/toplev.c
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@ -2334,8 +2334,7 @@ compile_file (name)
/* In case there were missing block closers,
get us back to the global binding level. */
while (! global_bindings_p ())
poplevel (0, 0, 0);
(*lang_hooks.clear_binding_stack) ();
/* Compilation is now finished except for writing
what's left of the symbol table output. */

3
gcc/toplev.h
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@ -149,6 +149,9 @@ struct lang_hooks
/* Called last, as a finalizer. */
void (*finish) PARAMS ((void));
/* Called immediately after parsing to clear the binding stack. */
void (*clear_binding_stack) PARAMS ((void));
/* Called to initialize options, before any calls to decode_option. */
void (*init_options) PARAMS ((void));