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This commit is contained in:
Bahadir Balban
2008-01-13 13:53:52 +00:00
commit e2b791a3d8
789 changed files with 95825 additions and 0 deletions
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16
tasks/libmem/tests/clz.c Normal file
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#include <l4/macros.h>
#include <l4/types.h>
#include <l4/config.h>
/* Emulation of CLZ (count leading zeroes) instruction */
unsigned int __clz(unsigned int bitvector)
{
unsigned int x = 0;
while((!(bitvector & ((unsigned)1 << 31))) && (x < 32)) {
bitvector <<= 1;
x++;
}
return x;
}