Add several new record features

[ghc-hetmet.git] / includes / SMP.h

diff --git a/includes/SMP.h b/includes/SMP.h
index b410c6e..74fbf9a 100644 (file)
--- a/includes/SMP.h
+++ b/includes/SMP.h
@@ -75,7 +75,7 @@ xchg(StgPtr p, StgWord w)
         "1:     lwarx     %0, 0, %2\n"
         "       stwcx.    %1, 0, %2\n"
         "       bne-      1b"
-        :"=r" (result)
+        :"=&r" (result)
         :"r" (w), "r" (p)
     );
 #elif sparc_HOST_ARCH
@@ -103,7 +103,7 @@ cas(StgVolatilePtr p, StgWord o, StgWord n)
 {
 #if i386_HOST_ARCH || x86_64_HOST_ARCH
     __asm__ __volatile__ (
-         "lock/cmpxchg %3,%1"
+         "lock\ncmpxchg %3,%1"
           :"=a"(o), "=m" (*(volatile unsigned int *)p) 
           :"0" (o), "r" (n));
     return o;