6 #include <linux/types.h>
8 /* n = n / base; return rem; */
10 #define do_div(n, base) ({ \
12 unsigned long n32[2]; \
13 unsigned long long n64; \
15 unsigned long __rem, __upper; \
16 unsigned long __base = (base); \
19 if ((__upper = __n.n32[0])) { \
20 asm ("divul.l %2,%1:%0" \
21 : "=d" (__n.n32[0]), "=d" (__upper) \
22 : "d" (__base), "0" (__n.n32[0])); \
24 asm ("divu.l %2,%1:%0" \
25 : "=d" (__n.n32[1]), "=d" (__rem) \
26 : "d" (__base), "1" (__upper), "0" (__n.n32[1])); \
32 #include <asm-generic/div64.h>
33 #endif /* CONFIG_MMU */
35 #endif /* _M68K_DIV64_H */