[fusl] Update fusl

fusl/arch/arm/atomic_arch.h

Index: fusl/arch/arm/atomic_arch.h
diff --git a/fusl/arch/arm/atomic_arch.h b/fusl/arch/arm/atomic_arch.h
index a74cf3b70c0940e26eb0ef200f5b881aa85d4c3f..706fa1f22ce7021b759ae879ae7e9d9665e64888 100644
--- a/fusl/arch/arm/atomic_arch.h
+++ b/fusl/arch/arm/atomic_arch.h
@@ -16,7 +16,7 @@ static inline int a_ll(volatile int *p)
 static inline int a_sc(volatile int *p, int v)
 {
 	int r;
-	__asm__ __volatile__ ("strex %0,%1,%2" : "=&r"(r) : "r"(v), "Q"(*p) : "memory");
+	__asm__ __volatile__ ("strex %0,%2,%1" : "=&r"(r), "=Q"(*p) : "r"(v) : "memory");
 	return !r;
 }
 
@@ -66,9 +66,11 @@ static inline void a_barrier()
 #define a_crash a_crash
 static inline void a_crash()
 {
-	__asm__ __volatile__(".byte 0xf1, 0xde"
+	__asm__ __volatile__(
 #ifndef __thumb__
-		", 0xfd, 0xe7"
+		".word 0xe7f000f0"
+#else
+		".short 0xdeff"
 #endif
 		: : : "memory");
 }