public SortNet_CALF_FBFLY(SortNode.Rank r, Router router)
{
// 4x4 sorting network
nodes = new SortNode[12];
// Domain 1 (x-axis) goes 0. Domain 2 (y-axis) goes 1.
SortNode.Steer crossDomain = delegate(Flit f)
{
if (f == null)
{
return(0);
}
return((f.prefDir <= Simulator.DIR_X_3)?0:1);
};
// within first half domain, goes 0; otherwise goes 1.
SortNode.Steer intraDomain = delegate(Flit f)
{
if (f == null)
{
return(0);
}
return((f.prefDir % 4 < 2)?0:1);
};
// even channel number (e.g. DIR_X_0) goes 0; otherwise goes 1.
SortNode.Steer evenSteer = delegate(Flit f)
{
if (f == null)
{
return(0);
}
return((f.prefDir % 2 == 0)?0:1);
};
for (int i = 0; i < 4; i++)
{
nodes[i] = new SortNode(crossDomain, r);
nodes[i + 4] = new SortNode(intraDomain, r);
nodes[i + 8] = new SortNode(evenSteer, r);
}
LOCAL_INDEX = Router.LOCAL_INDEX;
TOTAL_DIR = Router.TOTAL_DIR;
coord = router.coord;
loopBackX = null;
loopBackY = null;
rbuf = new ResubBuffer();
rb_inject_block_count = 0;
}
public SortNet_COW(SortNode.Rank r)
{
nodes = new SortNode[6];
SortNode.Steer stage1_steer = delegate(Flit f)
{
if (f == null)
{
return(0);
}
return((f.sortnet_winner) ? 0 : 1);
};
SortNode.Steer stage2_steer = delegate(Flit f)
{
if (f == null)
{
return(0);
}
return((f.prefDir == Simulator.DIR_UP || f.prefDir == Simulator.DIR_RIGHT) ?
0 : 1);
};
nodes[0] = new SortNode(stage1_steer, r);
nodes[1] = new SortNode(stage1_steer, r);
nodes[2] = new SortNode(stage2_steer, r);
nodes[3] = new SortNode(stage2_steer, r);
nodes[4] = new SortNode(delegate(Flit f)
{
if (f == null)
{
return(0);
}
return((f.prefDir == Simulator.DIR_UP) ? 0 : 1);
}, r);
nodes[5] = new SortNode(delegate(Flit f)
{
if (f == null)
{
return(0);
}
return((f.prefDir == Simulator.DIR_DOWN) ? 0 : 1);
}, r);
}
public SortNet_CALF(SortNode.Rank r)
{
nodes = new SortNode[4];
SortNode.Steer stage1_steer = delegate(Flit f)
{
if (f == null)
{
return(0);
}
return((f.prefDir == Simulator.DIR_UP || f.prefDir == Simulator.DIR_DOWN) ?
0 : // NS switch
1); // EW switch
};
// node 0: {N,E} -> {NS, EW}
nodes[0] = new SortNode(stage1_steer, r);
// node 1: {S,W} -> {NS, EW}
nodes[1] = new SortNode(stage1_steer, r);
// node 2: {in_top,in_bottom} -> {N,S}
nodes[2] = new SortNode(delegate(Flit f)
{
if (f == null)
{
return(0);
}
return((f.prefDir == Simulator.DIR_UP) ? 0 : 1);
}, r);
// node 3: {in_top,in_bottm} -> {E,W}
nodes[3] = new SortNode(delegate(Flit f)
{
if (f == null)
{
return(0);
}
return((f.prefDir == Simulator.DIR_RIGHT) ? 0 : 1);
}, r);
rbuf = new ResubBuffer();
TOTAL_DIR = 4;
rb_inject_block_count = 0;
}