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Source at commit 0de2b2b3be81048189a32f7a3d3ba0ba9ec817b6 created 11 years 11 months ago. By Maarten ter Huurne, MIPS: JZ4740: Fixed value for round robin constant. | |
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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 | |
72 | |
73 |
Branches:
ben-wpan
ben-wpan-stefan
javiroman/ks7010
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
jz-2.6.34-rc7
jz-2.6.35
jz-2.6.36
jz-2.6.37
jz-2.6.38
jz-2.6.39
jz-3.0
jz-3.1
jz-3.11
jz-3.12
jz-3.13
jz-3.15
jz-3.16
jz-3.18-dt
jz-3.2
jz-3.3
jz-3.4
jz-3.5
jz-3.6
jz-3.6-rc2-pwm
jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9