what you give them. Help stamp out software-hoarding!
-------------------------------------------------------------------------*/
#include "string.h"
+#include <sdcc-lib.h>
+
#define NULL (void *)0
void _generic * memcpy (
void _generic * dst,
void _generic * src,
- int count
+ int acount
)
{
+#if _SDCC_Z80_STYLE_LIB_OPT
+ char _generic * d = dst;
+ char _generic * s = src;
+ int count = -acount;
+
+ count /= 4;
+
+ while (count) {
+ *d++ = *s++;
+ *d++ = *s++;
+ *d++ = *s++;
+ *d++ = *s++;
+ count++;
+ }
+
+ if (acount & 2) {
+ *d++ = *s++;
+ *d++ = *s++;
+ }
+ if (acount & 1) {
+ *d++ = *s++;
+ }
+ return dst;
+#else
void _generic * ret = dst;
char _generic * d = dst;
char _generic * s = src;
/*
* copy from lower addresses to higher addresses
*/
- while (count--) {
+ while (acount--) {
*d++ = *s++;
}
return(ret);
+#endif
}