Nocash documentation say that function refuses to copy any data
if dst is NULL or len greater than 0x7FFFFFFF.
(In any cases, return value is always dst)
void psxBios_bcopy() { // 0x27
char *p1 = (char *)Ra1, *p2 = (char *)Ra0;
void psxBios_bcopy() { // 0x27
char *p1 = (char *)Ra1, *p2 = (char *)Ra0;
+ v0 = a0;
+ if (a0 == 0 || a2 > 0x7FFFFFFF)
+ {
+ pc0 = ra;
+ return;
+ }
while ((s32)a2-- > 0) *p1++ = *p2++;
while ((s32)a2-- > 0) *p1++ = *p2++;
pc0 = ra;
}
void psxBios_bzero() { // 0x28
char *p = (char *)Ra0;
while ((s32)a1-- > 0) *p++ = '\0';
pc0 = ra;
}
void psxBios_bzero() { // 0x28
char *p = (char *)Ra0;
while ((s32)a1-- > 0) *p++ = '\0';