 #define F(N, A, USE, DEF) \     StackPtr CVM_##N(VM *vm, StackPtr sp VM_COMMA_IF(A) VM_OP_ARGSN(A)) { \         CHECK(IL_##N VM_COMMA_IF(A) VM_OP_PASSN(A)); return U_##N(*vm, sp VM_COMMA_IF(A) VM_OP_PASSN(A)); } IL