#define INIT    
#define FINI
#define MESSAGE(A, ...) do {} while (0)
#define EMIT(A) do {} while (0)
#define NEW_INST                                \
        dyn->insts[ninst].f_entry = dyn->f;     \
        dyn->e.combined1 = dyn->e.combined2 = 0;\
        for(int i=0; i<16; ++i) dyn->e.olds[i].v = 0;\
        dyn->e.swapped = 0; dyn->e.barrier = 0

#define INST_EPILOG                             \
        dyn->insts[ninst].e = dyn->e;           \
        dyn->insts[ninst].f_exit = dyn->f

#define INST_NAME(name)  
