gistfile1.asm

00020848 <strcat>:
char *
strcat(char *s, const char *append)
{
        char *save = s;

        for (; *s; ++s);
   20848:       b510            push    {r4, lr}
   2084a:       4602            mov     r2, r0
   2084c:       e000            b.n     20850 <strcat+0x8>
   2084e:       3201            adds    r2, #1
   20850:       7813            ldrb    r3, [r2, #0]
   20852:       2b00            cmp     r3, #0
   20854:       d1fb            bne.n   2084e <strcat+0x6>
        while ((*s++ = *append++) != '\0');
   20856:       5ccc            ldrb    r4, [r1, r3]
   20858:       54d4            strb    r4, [r2, r3]
   2085a:       3301            adds    r3, #1
   2085c:       2c00            cmp     r4, #0
   2085e:       d1fa            bne.n   20856 <strcat+0xe>
        return(save);
}
   20860:       bd10            pop     {r4, pc}
   20862:       bf00            nop