struct vectorised {
    bool isvector:1;
    int  vew:2;
    int  predidx:7;
    bool enabled:1;
}

struct vectorised fp_vec[32], int_vec[32];

for (i = 0; i < len; i++) // from VBLOCK Format
   tb = int_vec if CSRvec[i].type == 0 else fp_vec
   idx = CSRvec[i].regkey // INT/FP src/dst reg in opcode
   tb[idx].elwidth  = CSRvec[i].elwidth
   tb[idx].regidx   = CSRvec[i].regidx  // indirection
   tb[idx].isvector = CSRvec[i].isvector // 0=scalar
   tb[idx].enabled  = true;