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Root/branches/Chimera/i386/modules/klibc/__ashrdi3.c

1/*
2 * libgcc/__ashrdi3.c
3 */
4
5#include <stdint.h>
6#include <stddef.h>
7
8uint64_t __ashrdi3(uint64_t v, int cnt)
9{
10int c = cnt & 31;
11uint32_t vl = (uint32_t) v;
12uint32_t vh = (uint32_t) (v >> 32);
13
14if (cnt & 32) {
15vl = ((int32_t) vh >> c);
16vh = (int32_t) vh >> 31;
17} else {
18vl = (vl >> c) + (vh << (32 - c));
19vh = ((int32_t) vh >> c);
20}
21
22return ((uint64_t) vh << 32) + vl;
23}
24

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