#include "string.h"
#include <sdcc-lib.h>
-#define NULL (void *)0
+#if !_SDCC_PORT_PROVIDES_MEMCPY
-#pragma NOINDUCTION
+#undef memcpy /* Avoid conflict with builtin memcpy() in Z80 port */
-void _generic * memcpy (
- void _generic * dst,
- void _generic * src,
- int acount
+void * memcpy (
+ void * dst,
+ void * src,
+ size_t acount
)
{
#if _SDCC_Z80_STYLE_LIB_OPT
- char _generic * d = dst;
- char _generic * s = src;
- int count = -acount;
- count /= 4;
-
+#pragma noinduction
+
+ char * d = dst;
+ char * s = src;
+ /* PENDING: Divide first to get around sign problems */
+ int count = -(acount >> 2);
+
while (count) {
*d++ = *s++;
*d++ = *s++;
}
return dst;
#else
- void _generic * ret = dst;
- char _generic * d = dst;
- char _generic * s = src;
+ void * ret = dst;
+ char * d = dst;
+ char * s = src;
/*
* copy from lower addresses to higher addresses
return(ret);
#endif
}
+#endif