public void translateCacheBlockTest()
{
//Cache L1 = new Cache(Constants.CACHE_TYPE.dL1Cache);
//Cache L2 = new Cache(Constants.CACHE_TYPE.L2Cache);
Cache L1 = new Cache(Constants.CACHE_TYPE.L2Cache);
VL3Cache L2 = new VL3Cache();
Random rand = new Random(1);
const int NUM_BLOCKS = 512;
//iterator vars
ulong phys36;
Block L1_Block;
Block L2_Block;
Block Result_Block;
uint L1_Tag;
uint L2_Tag;
ushort L1_Set;
ushort L2_Set;
byte L1_Offs;
byte L2_Offs;
for (int i = 0; i < NUM_BLOCKS; i++)
{
phys36 = (ulong)rand.Next(int.MaxValue);
L1_Tag = CacheFieldParser.getTagFromPhysAddr(phys36, L1.TAG_WIDTH);
L1_Set = CacheFieldParser.getSetIdxFromPhysAddr(phys36, L1.SET_IDX_WIDTH);
L1_Offs = CacheFieldParser.getBlockOffsetFromPhysAddr(phys36);
L2_Tag = CacheFieldParser.getTagFromPhysAddr(phys36, L2.TAG_WIDTH);
L2_Set = CacheFieldParser.getSetIdxFromPhysAddr(phys36, L2.SET_IDX_WIDTH);
L2_Offs = CacheFieldParser.getBlockOffsetFromPhysAddr(phys36);
L1_Block = new Block(0, L1_Set, L1_Offs, L1_Tag);
L2_Block = new Block(0, L2_Set, L2_Offs, L2_Tag);
Result_Block = CacheFieldParser.translateCacheBlock(L2_Block, L2, L1);
Assert.AreEqual(L1_Block.block_offset, Result_Block.block_offset);
Assert.AreEqual(L1_Block.set, Result_Block.set);
Assert.AreEqual(L1_Block.tag, Result_Block.tag);
}
}
public static Block translateCacheBlock(Block inBlock, VL3Cache Source, Cache Target)
{
int SourceTagWidth = Source.TAG_WIDTH;
int SourceSetIdxWidth = Source.SET_IDX_WIDTH;
int TargetTagWidth = Target.TAG_WIDTH;
int TargetSetIdxWidth = Target.SET_IDX_WIDTH;
Tuple<uint, ushort> Phys36_Pair = generatePhysicalAddr36Pair(inBlock, SourceTagWidth, SourceSetIdxWidth);
ulong Phys36 = generatePhysAddr36(Phys36_Pair.Item1, Phys36_Pair.Item2);
ushort SetIdx = getSetIdxFromPhysAddr(Phys36, TargetSetIdxWidth);
byte BlockOffset = getBlockOffsetFromPhysAddr(Phys36);
uint Tag = getTagFromPhysAddr(Phys36, TargetTagWidth);
Block retBlock = new Block(0, SetIdx, BlockOffset, Tag);
return retBlock;
}
