restore the coldfire changes

libpthread/linuxthreads/sysdeps/m68k/pt-machine.h

@@ -35,7 +35,12 @@ testandset (int *spinlock)
 {
   char ret;
 
-  __asm__ __volatile__("tas %1; sne %0"
+  __asm__ __volatile__(
+#ifdef __mcf5200__
+         "bset #7,%1; sne %0"
+#else
+         "tas %1; sne %0"
+#endif
        : "=dm"(ret), "=m"(*spinlock)
        : "m"(*spinlock)
        : "cc");
@@ -52,6 +57,7 @@ register char * stack_pointer __asm__ ("%sp");
 
 /* Compare-and-swap for semaphores. */
 
+#ifndef __mcf5200__
 #define HAS_COMPARE_AND_SWAP
 PT_EI int
 __compare_and_swap (long int *p, long int oldval, long int newval)
@@ -65,5 +71,6 @@ __compare_and_swap (long int *p, long int oldval, long int newval)
 
   return ret;
 }
+#endif
 
 #endif /* pt-machine.h */