xnu-1699.24.23.tar.gz

[apple/xnu.git] / bsd / libkern / libkern.h

diff --git a/bsd/libkern/libkern.h b/bsd/libkern/libkern.h
index 0d9cff9197f31aa84e2d0466411fea89fdfc5ff0..8259186d03ae9e8a1684f5f63925465da9ca58d1 100644 (file)
--- a/bsd/libkern/libkern.h
+++ b/bsd/libkern/libkern.h
@@ -213,15 +213,6 @@ clz(unsigned int num)
        );
        return 31 ^ result;
 
-#elif __arm__ && !__thumb__ && defined(_ARM_ARCH_5)
-       unsigned int result;
-       __asm__ volatile(
-               "clz %0, %1"
-               : "=r" (result)
-               : "r" (num)
-       );
-
-       return result;
 #else
        return num?__builtin_clz(num):__builtin_clz(0);
 #endif