public Cache(ICycleProvider cycleProvider, CacheGeometry geometry)
{
this.CycleProvider = cycleProvider;
this.Geometry = geometry;
this.Sets = new List<CacheSet> ();
for (uint i = 0; i < this.NumSets; i++) {
this.Sets.Add (new CacheSet (this, this.Associativity, i));
}
this.Directory = new Directory (this.NumSets, this.Associativity);
}
public CacheConfig(string name, CacheGeometry geometry, uint hitLatency, CacheReplacementPolicy policy)
{
this.Name = name;
this.Geometry = geometry;
this.HitLatency = hitLatency;
this.Policy = policy;
}
public TlbConfig(CacheGeometry geometry, uint hitLatency, uint missLatency)
{
this.Geometry = geometry;
this.HitLatency = hitLatency;
this.MissLatency = missLatency;
}
public static bool IsAligned(this uint addr, CacheGeometry cacheGeometry)
{
return addr.GetDisplacement (cacheGeometry) == 0;
}
public static uint GetTag(this uint addr, CacheGeometry cacheGeometry)
{
return addr & ~(cacheGeometry.LineMask);
}
public static uint GetIndex(this uint addr, CacheGeometry cacheGeometry)
{
return (addr >> (int)cacheGeometry.LineSizeInLog2) % cacheGeometry.NumSets;
}
public static uint GetDisplacement(this uint addr, CacheGeometry cacheGeometry)
{
return addr & (cacheGeometry.LineMask);
}
static MemoryConstants()
{
MemoryGeometry = new CacheGeometry (1 << 22, 1, 1 << 12);
}