correct the operand specifiers in the riscv64 CAS routines

[musl] / arch / riscv64 / atomic_arch.h

diff --git a/arch/riscv64/atomic_arch.h b/arch/riscv64/atomic_arch.h
index c976534..41ad4d0 100644 (file)
--- a/arch/riscv64/atomic_arch.h
+++ b/arch/riscv64/atomic_arch.h
@@ -14,7 +14,7 @@ static inline int a_cas(volatile int *p, int t, int s)
                "       sc.w.aqrl %1, %4, (%2)\n"
                "       bnez %1, 1b\n"
                "1:"
-               : "=&r"(old), "=r"(tmp)
+               : "=&r"(old), "=&r"(tmp)
                : "r"(p), "r"(t), "r"(s)
                : "memory");
        return old;
@@ -31,7 +31,7 @@ static inline void *a_cas_p(volatile void *p, void *t, void *s)
                "       sc.d.aqrl %1, %4, (%2)\n"
                "       bnez %1, 1b\n"
                "1:"
-               : "=&r"(old), "=r"(tmp)
+               : "=&r"(old), "=&r"(tmp)
                : "r"(p), "r"(t), "r"(s)
                : "memory");
        return old;