diff options
Diffstat (limited to 'src/arch/x86/include/bitops.h')
| -rw-r--r-- | src/arch/x86/include/bitops.h | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/src/arch/x86/include/bitops.h b/src/arch/x86/include/bitops.h deleted file mode 100644 index 9206465c77..0000000000 --- a/src/arch/x86/include/bitops.h +++ /dev/null @@ -1,20 +0,0 @@ -#ifndef I386_BITOPS_H -#define I386_BITOPS_H - -/** - * log2 - Find the truncated log base 2 of x - */ - -static inline unsigned long log2(unsigned long x) -{ - unsigned long r = 0; - __asm__( - "bsrl %1, %0\n\t" - "jnz 1f\n\t" - "movl $-1, %0\n\t" - "1:\n\t" - : "=r" (r) : "r" (x)); - return r; - -} -#endif /* I386_BITOPS_H */ |