X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=arch%2Fi386%2Fatomic_arch.h;h=047fb68dd5dfb2e41e492fda147066daad5561db;hb=8949da7ab1c0dbf801e8bc78f0c0adc625020f75;hp=6e67c4ce48f6852886c42a4a2a505e6ef83bb5ee;hpb=e24984efd5c6ac5ea8e6cb6cd914fa8435d458bc;p=musl

diff --git a/arch/i386/atomic_arch.h b/arch/i386/atomic_arch.h
index 6e67c4ce..047fb68d 100644
--- a/arch/i386/atomic_arch.h
+++ b/arch/i386/atomic_arch.h
@@ -71,7 +71,7 @@ static inline void a_barrier()
 	__asm__ __volatile__( "" : : : "memory" );
 }
 
-#define a_pause a_pause
+#define a_spin a_spin
 static inline void a_spin()
 {
 	__asm__ __volatile__( "pause" : : : "memory" );
@@ -92,10 +92,17 @@ static inline int a_ctz_64(uint64_t x)
 	return r;
 }
 
-#define a_ctz_l a_ctz_l
-static inline int a_ctz_l(unsigned long x)
+#define a_ctz_32 a_ctz_32
+static inline int a_ctz_32(uint32_t x)
 {
-	long r;
+	int r;
 	__asm__( "bsf %1,%0" : "=r"(r) : "r"(x) );
 	return r;
 }
+
+#define a_clz_32 a_clz_32
+static inline int a_clz_32(uint32_t x)
+{
+	__asm__( "bsr %1,%0 ; xor $31,%0" : "=r"(x) : "r"(x) );
+	return x;
+}