math.h

Go to the documentation of this file.

#ifndef __NOUVEAU_MATH_H__
#define __NOUVEAU_MATH_H__

static inline int
log2i(u64 base)
{
    u64 temp = base >> 1;
    int log2;

    for (log2 = 0; temp; log2++, temp >>= 1) {
    }

    return (base & (base - 1)) ? log2 + 1: log2;
}

#endif