1/*
2 * These are copied from glibc/stdlib/longlong.h
3 */
4
5#define add_ssaaaa(sh, sl, ah, al, bh, bl) \
6  do {                                                                  \
7    UWtype __x;                                                         \
8    __x = (al) + (bl);                                                  \
9    (sh) = (ah) + (bh) + (__x < (al));                                  \
10    (sl) = __x;                                                         \
11  } while (0)
12
13#define sub_ddmmss(sh, sl, ah, al, bh, bl) \
14  do {                                                                  \
15    UWtype __x;                                                         \
16    __x = (al) - (bl);                                                  \
17    (sh) = (ah) - (bh) - (__x > (al));                                  \
18    (sl) = __x;                                                         \
19  } while (0)
20
21#define umul_ppmm(w1, w0, u, v) \
22  __asm__ ("dmulu.l %2,%3\n\tsts    macl,%1\n\tsts  mach,%0"	\
23	: "=r" ((u32)(w1)), "=r" ((u32)(w0))	\
24	:  "r" ((u32)(u)),   "r" ((u32)(v))	\
25	: "macl", "mach")
26
27#define __ll_B ((UWtype) 1 << (W_TYPE_SIZE / 2))
28#define __ll_lowpart(t) ((UWtype) (t) & (__ll_B - 1))
29#define __ll_highpart(t) ((UWtype) (t) >> (W_TYPE_SIZE / 2))
30
31#define udiv_qrnnd(q, r, n1, n0, d) \
32  do {									\
33    UWtype __d1, __d0, __q1, __q0;					\
34    UWtype __r1, __r0, __m;						\
35    __d1 = __ll_highpart (d);						\
36    __d0 = __ll_lowpart (d);						\
37									\
38    __r1 = (n1) % __d1;							\
39    __q1 = (n1) / __d1;							\
40    __m = (UWtype) __q1 * __d0;						\
41    __r1 = __r1 * __ll_B | __ll_highpart (n0);				\
42    if (__r1 < __m)							\
43      {									\
44	__q1--, __r1 += (d);						\
45	if (__r1 >= (d)) /* i.e. we didn't get carry when adding to __r1 */\
46	  if (__r1 < __m)						\
47	    __q1--, __r1 += (d);					\
48      }									\
49    __r1 -= __m;							\
50									\
51    __r0 = __r1 % __d1;							\
52    __q0 = __r1 / __d1;							\
53    __m = (UWtype) __q0 * __d0;						\
54    __r0 = __r0 * __ll_B | __ll_lowpart (n0);				\
55    if (__r0 < __m)							\
56      {									\
57	__q0--, __r0 += (d);						\
58	if (__r0 >= (d))						\
59	  if (__r0 < __m)						\
60	    __q0--, __r0 += (d);					\
61      }									\
62    __r0 -= __m;							\
63									\
64    (q) = (UWtype) __q1 * __ll_B | __q0;				\
65    (r) = __r0;								\
66  } while (0)
67
68#define abort()	return 0
69
70#define __BYTE_ORDER __LITTLE_ENDIAN
71