[fusl] Update fusl

fusl/arch/arm/atomic_arch.h

 __attribute__((__visibility__("hidden")))
 extern const void *__arm_atomics[3]; /* gettp, cas, barrier */
 
 #if ((__ARM_ARCH_6__ || __ARM_ARCH_6K__ || __ARM_ARCH_6ZK__) && !__thumb__) \
  || __ARM_ARCH_7A__ || __ARM_ARCH_7R__ ||  __ARM_ARCH >= 7
 
 #define a_ll a_ll
 static inline int a_ll(volatile int *p)
 {
         int v;
         __asm__ __volatile__ ("ldrex %0, %1" : "=r"(v) : "Q"(*p));
         return v;
 }
 
 #define a_sc a_sc
 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;
 }
 
 #if __ARM_ARCH_7A__ || __ARM_ARCH_7R__ ||  __ARM_ARCH >= 7
 
 #define a_barrier a_barrier
 static inline void a_barrier()
 {
         __asm__ __volatile__ ("dmb ish" : : : "memory");
 }
@@ skipping 29 matching lines @@
 static inline void a_barrier()
 {
         __asm__ __volatile__("bl __a_barrier"
                 : : : "memory", "cc", "ip", "lr" );
 }
 #endif
 
 #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");
 }