MINI_OP(OP_ATOMIC_EXCHANGE_I8, "atomic_exchange_i8")
MINI_OP(OP_MEMORY_BARRIER, "memory_barrier")
+/* CompareExchange where the value to store is a constant */
+/* backend->data holds the constant value */
+MINI_OP(OP_ATOMIC_CAS_IMM_I4, "atomic_cas_imm_i4")
+MINI_OP(OP_ATOMIC_CAS_IMM_I8, "atomic_cas_imm_i8")
+
/* Arch specific opcodes */
#if defined(__i386__) || defined(__x86_64__)
MINI_OP(OP_X86_TEST_NULL, "x86_test_null")