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tree.h (special_function_p): Declare.

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* tree.h (special_function_p): Declare.
	* calls.c (special_function_p): Make it global.  Don't take `name'
	as a parameter.  Fix typo in 1999-11-28 change.
	(expand_cal): Adjust.

From-SVN: r30788
This commit is contained in:
Mark Mitchell 1999-12-05 17:53:14 +00:00 • committed by Mark Mitchell
parent e6f696fc98
commit 3a8c995be7
3 changed files with 17 additions and 8 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
1999-12-05 Mark Mitchell <mark@codesourcery.com>
* tree.h (special_function_p): Declare.
* calls.c (special_function_p): Make it global. Don't take `name'
as a parameter. Fix typo in 1999-11-28 change.
(expand_cal): Adjust.
1999-12-04 Mark Mitchell <mark@codesourcery.com>
* tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.

14
gcc/calls.c
View file

@ -134,8 +134,6 @@ static int calls_function_1 PROTO ((tree, int));
static void emit_call_1 PROTO ((rtx, tree, tree, HOST_WIDE_INT,
HOST_WIDE_INT, HOST_WIDE_INT, rtx,
rtx, int, rtx, int));
static void special_function_p PROTO ((char *, tree, int *, int *,
int *, int *));
static void precompute_register_parameters PROTO ((int, struct arg_data *,
int *));
static void store_one_arg PROTO ((struct arg_data *, rtx, int, int,
@ -534,10 +532,9 @@ emit_call_1 (funexp, fndecl, funtype, stack_size, rounded_stack_size,
Set MAY_BE_ALLOCA for any memory allocation function that might allocate
space from the stack such as alloca. */
static void
special_function_p (name, fndecl, returns_twice, is_longjmp,
void
special_function_p (fndecl, returns_twice, is_longjmp,
is_malloc, may_be_alloca)
char *name;
tree fndecl;
int *returns_twice;
int *is_longjmp;
@ -551,14 +548,15 @@ special_function_p (name, fndecl, returns_twice, is_longjmp,
/* The function decl may have the `malloc' attribute. */
*is_malloc = fndecl && DECL_IS_MALLOC (fndecl);
if (! is_malloc
&& name != 0
if (! *is_malloc
&& fndecl && DECL_NAME (fndecl)
&& IDENTIFIER_LENGTH (DECL_NAME (fndecl)) <= 17
/* Exclude functions not at the file scope, or not `extern',
since they are not the magic functions we would otherwise
think they are. */
&& DECL_CONTEXT (fndecl) == NULL_TREE && TREE_PUBLIC (fndecl))
{
char *name = IDENTIFIER_POINTER (DECL_NAME (fndecl));
char *tname = name;
/* We assume that alloca will always be called by name. It
@ -1880,7 +1878,7 @@ expand_call (exp, target, ignore)
/* See if this is a call to a function that can return more than once
or a call to longjmp or malloc. */
special_function_p (name, fndecl, &returns_twice, &is_longjmp,
special_function_p (fndecl, &returns_twice, &is_longjmp,
&is_malloc, &may_be_alloca);
if (may_be_alloca)

4
gcc/tree.h
View file

@ -2405,6 +2405,10 @@ extern struct rtx_def *emit_line_note_after PROTO ((char *, int,
extern struct rtx_def *emit_line_note PROTO ((char *, int));
extern struct rtx_def *emit_line_note_force PROTO ((char *, int));
/* In calls.c */
extern void special_function_p PROTO ((tree, int *, int *,
int *, int *));
/* In c-typeck.c */
extern int mark_addressable PROTO ((tree));
extern void incomplete_type_error PROTO ((tree, tree));