| * Copyright 2005-2010 Analog Devices Inc. |
| * Licensed under the ADI BSD license or the GPL-2 (or later) |
| #include <linux/linkage.h> |
| /* void *strncpy(char *s1, const char *s2, size_t n); |
| * Returns a pointer to the destination string dest |
| R0 = B[P0++] (Z); /* get *s1 */ |
| R1 = B[P1++] (Z); /* get *s2 */ |
| CC = R0 == R1; /* compare a byte */ |
| if ! cc jump 3f; /* not equal, break out */ |
| CC = R0; /* at end of s1? */ |
| if ! cc jump 4f; /* yes, all done */ |
| R2 += -1; /* no, adjust count */ |
| if ! cc jump 1b (bp); /* more to do, keep going */ |
| R0 = 0; /* strings are equal */ |
| R0 = R0 - R1; /* *s1 - *s2 */ |