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Create and use more type checking functions.

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This commit is contained in:
Bill Currie 2012-12-20 11:11:59 +09:00
parent 8c2af5cff7
commit 211a7a8bbb
2 changed files with 11 additions and 5 deletions
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1
tools/qfcc/include/type.h
View file

@ -149,6 +149,7 @@ void print_type (const type_t *type);
const char *encode_params (const type_t *type);
void encode_type (struct dstring_s *encoding, const type_t *type);
const char *type_get_encoding (const type_t *type);
int is_void (const type_t *type);
int is_enum (const type_t *type);
int is_integral (const type_t *type);
int is_float (const type_t *type);

15
tools/qfcc/source/type.c
View file

@ -649,6 +649,12 @@ encode_type (dstring_t *encoding, const type_t *type)
}
}
int
is_void (const type_t *type)
{
return type->type == ev_void;
}
int
is_enum (const type_t *type)
{
@ -724,13 +730,12 @@ type_assignable (const type_t *dst, const type_t *src)
if (dst->type == ev_field && src->type == ev_field)
return 1;
// pointer = array
if (dst->type == ev_pointer
&& src->type == ev_invalid && src->meta == ty_array) {
if (is_pointer (dst) && is_array (src)) {
if (dst->t.fldptr.type == src->t.array.type)
return 1;
return 0;
}
if (dst->type != ev_pointer || src->type != ev_pointer)
if (!is_pointer (dst) || !is_pointer (src))
return is_scalar (dst) && is_scalar (src);
// pointer = pointer
@ -743,9 +748,9 @@ type_assignable (const type_t *dst, const type_t *src)
dst = dst->t.fldptr.type;
src = src->t.fldptr.type;
if (dst->type == ev_void)
if (is_void (dst))
return 1;
if (src->type == ev_void)
if (is_void (src))
return 1;
return 0;
}