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Root/tags/2.1/i386/modules/klibc/__lshrdi3.c

Source at commit 2356 created 10 years 5 months ago.
By ifabio, add new feature for Nvidia GraphicsEnabler to show generic name instead of SubVendor+DeviceName: place the key flag into Extra/org.chameleon.Boot.plist NvidiaGeneric=Yes (default to No)
1/*
2 * libgcc/__lshrdi3.c
3 */
4
5#include <stdint.h>
6#include <stddef.h>
7
8uint64_t __lshrdi3(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 = (vh >> c);
16vh = 0;
17} else {
18vl = (vl >> c) + (vh << (32 - c));
19vh = (vh >> c);
20}
21
22return ((uint64_t) vh << 32) + vl;
23}
24

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Revision: 2356