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Utility to check for castability.

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This commit is contained in:
acqn
2020-08-02 21:51:32 +08:00
committed by Oliver Schmidt
parent 52051f444e
commit d841bbe498
2 changed files with 22 additions and 0 deletions
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16
src/cc65/datatype.c
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@@ -1018,6 +1018,22 @@ Type* ArrayToPtr (Type* T)
int IsClassArithmetic (const Type* T)
/* Return true if this is an arithmetic type */
{
return IsClassInt (T) || IsClassFloat (T);
}
int IsCastType (const Type* T)
/* Return true if this type can be used for casting */
{
return IsClassArithmetic (T) || IsClassPtr (T) || IsTypeVoid (T);
}
int IsVariadicFunc (const Type* T) int IsVariadicFunc (const Type* T)
/* Return true if this is a function type or pointer to function type with /* Return true if this is a function type or pointer to function type with
** variable parameter list ** variable parameter list

6
src/cc65/datatype.h
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@@ -578,6 +578,12 @@ INLINE int IsClassFunc (const Type* T)
# define IsClassFunc(T) (GetClass (T) == T_CLASS_FUNC) # define IsClassFunc(T) (GetClass (T) == T_CLASS_FUNC)
#endif #endif
int IsClassArithmetic (const Type* T);
/* Return true if this is an arithmetic type */
int IsCastType (const Type* T);
/* Return true if this type can be used for casting */
#if defined(HAVE_INLINE) #if defined(HAVE_INLINE)
INLINE TypeCode GetRawSignedness (const Type* T) INLINE TypeCode GetRawSignedness (const Type* T)
/* Get the raw signedness of a type */ /* Get the raw signedness of a type */