diff options
| author | Nikos Nikoleris <nikos.nikoleris@arm.com> | 2016-11-07 15:51:45 +0000 |
|---|---|---|
| committer | Nikos Nikoleris <nikos.nikoleris@arm.com> | 2018-03-06 14:09:05 +0000 |
| commit | 17d7f736ace967a38b5b611c40776a0bbc9197da (patch) | |
| tree | a031b595d2ee8e6e132d251ed3849cc5e3d84221 /src | |
| parent | a66fe6a8c36c9ab49cb3a35065bfc645d51036c8 (diff) | |
| download | gem5-17d7f736ace967a38b5b611c40776a0bbc9197da.tar.xz | |
mem-cache: Populate whenReady for blocks filled from writebacks
Writebacks write data to either an existing block or a newly allocated
block. In either case we need to populate the whenReady field of the
block which will determine when the new value can be used.
Change-Id: I5788fad0b8086a1be96714639bf6a9470b334926
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-by: Curtis Dunham <curtis.dunham@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/8285
Maintainer: Nikos Nikoleris <nikos.nikoleris@arm.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mem/cache/cache.cc | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mem/cache/cache.cc b/src/mem/cache/cache.cc index 64438c1c8..7bf073419 100644 --- a/src/mem/cache/cache.cc +++ b/src/mem/cache/cache.cc @@ -419,6 +419,9 @@ Cache::access(PacketPtr pkt, CacheBlk *&blk, Cycles &lat, std::memcpy(blk->data, pkt->getConstPtr<uint8_t>(), blkSize); DPRINTF(Cache, "%s new state is %s\n", __func__, blk->print()); incHitCount(pkt); + // populate the time when the block will be ready to access. + blk->whenReady = clockEdge(fillLatency) + pkt->headerDelay + + pkt->payloadDelay; return true; } else if (pkt->cmd == MemCmd::CleanEvict) { if (blk != nullptr) { |