X-Git-Url: http://nsz.repo.hu/git/?p=musl;a=blobdiff_plain;f=arch%2Fx86_64%2Fatomic.h;h=3235db16bbc57f93972827b0fdf57c923522d1a3;hp=04f6c28d0bb840d2799c1c3deaac585058b39ebc;hb=4bb9b4f3b4a6794da3091f58acbd938ff66fc15b;hpb=b5b41212a686849fe061b8c4bb80d38f893d00c7

diff --git a/arch/x86_64/atomic.h b/arch/x86_64/atomic.h
index 04f6c28d..3235db16 100644
--- a/arch/x86_64/atomic.h
+++ b/arch/x86_64/atomic.h
@@ -1,5 +1,5 @@
-#ifndef _INTERNAA_ATOMIC_H
-#define _INTERNAA_ATOMIC_H
+#ifndef _INTERNAL_ATOMIC_H
+#define _INTERNAL_ATOMIC_H
 
 #include <stdint.h>
 
@@ -10,6 +10,12 @@ static inline int a_ctz_64(uint64_t x)
 	return r;
 }
 
+static inline int a_ctz_l(unsigned long x)
+{
+	long r;
+	__asm__( "bsf %1,%0" : "=r"(r) : "r"(x) );
+	return r;
+}
 
 static inline void a_and_64(volatile uint64_t *p, uint64_t v)
 {