예제 #1
0
void train_predictor (unsigned int pc, bool outcome)
{
   
   int outInt = (int)outcome;
   
   int choosePC =Choose[address&BMASK]; 
   if(Gpredict!=BMpredict)
   {
     if(Gpredict==outcome)
        choosePC = (choosePC>2)?3:choosePC+1;
    else if(BMpredict==outcome) 
        choosePC = (choosePC<1)?0:choosePC-1;
    Choose[address&BMASK] = choosePC;
   }       
 
   sr_add(outInt);
   if(outcome==0)
   {
     
         
           	PTable[address] = ((Gsharevalue-1)<0)?0:Gsharevalue-1;
                BMT[BMAddress] = ((BMvalue-1)<0)?0:BMvalue-1;
         

   }
   else
   {
         
          	PTable[address] = ((Gsharevalue+1)>3)?3:Gsharevalue+1;
       		BMT[BMAddress] = ((BMvalue+1)>3)?3:BMvalue+1;
         
   }

}
예제 #2
0
파일: sr.c 프로젝트: xaberus/nih
err_t sr_test_eval(sx_t * sx, sr_t * ret)
{
  sr_t a[1] = {{0,1}}, b[1] = {{0,1}};
  err_t err;

  if (!sx)
    return ERR_IN_NULL_POINTER;

  if (sx->islist) {
    sx_t * sn,  * sd;
    signed n = 0;
    unsigned d = 1;

    /* is rational tuple ? */
    if (sx->list) {
      sn = sx->list;
      if (sn->issint || sn->isuint) {
        if (sn->issint)
          n = (int16_t)sn->atom.sint;
        else if (sn->isuint)
          n = (uint16_t)sn->atom.uint;
        else
          return ERR_FAILURE;
        if (sn->next) {
          sd = sn->next;
          if (sd->isuint)
            d = (uint16_t)sd->atom.uint;
          else
            return ERR_FAILURE;
        }
        err = sr_set(ret, n, d);
        if (err)
          return err;
        return 0;
      } else if (sn->isplain) {
        if (strncmp(sn->atom.string->buffer, "add", sn->atom.string->used) == 0) {
          if (sn->next && sn->next->next) {
            err = sr_test_eval(sn->next, a);
            if (err)
              return err;
            sn = sn->next->next;
            while (sn) {
              err = sr_test_eval(sn, b);
              if (err)
                return err;
              if (err)
                return err;
              err = sr_add(a, b, a);
              sn = sn->next;
            }
            *ret = *a;
          }
        } else if (strncmp(sn->atom.string->buffer, "sub", sn->atom.string->used) == 0) {
          if (sn->next && sn->next->next) {
            err = sr_test_eval(sn->next, a);
            if (err)
              return err;
            sn = sn->next->next;
            while (sn) {
              err = sr_test_eval(sn, b);
              if (err)
                return err;
              if (err)
                return err;
              err = sr_sub(a, b, a);
              sn = sn->next;
            }
            *ret = *a;
          }
        } else if (strncmp(sn->atom.string->buffer, "mul", sn->atom.string->used) == 0) {
          if (sn->next && sn->next->next) {
            err = sr_test_eval(sn->next, a);
            if (err)
              return err;
            sn = sn->next->next;
            while (sn) {
              err = sr_test_eval(sn, b);
              if (err)
                return err;
              if (err)
                return err;
              err = sr_mul(a, b, a);
              sn = sn->next;
            }
            *ret = *a;
          }
        } else if (strncmp(sn->atom.string->buffer, "div", sn->atom.string->used) == 0) {
          if (sn->next && sn->next->next) {
            err = sr_test_eval(sn->next, a);
            if (err)
              return err;
            sn = sn->next->next;
            while (sn) {
              err = sr_test_eval(sn, b);
              if (err)
                return err;
              if (err)
                return err;
              err = sr_div(a, b, a);
              sn = sn->next;
            }
            *ret = *a;
          }
        } else
            return ERR_FAILURE;
      }
    }
  }

  return 0;
}