Nikos Nikoleris has submitted this change and it was merged. (
https://gem5-review.googlesource.com/8285 )
Change subject: mem-cache: Populate whenReady for blocks filled from
writebacks
......................................................................
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 <[email protected]>
Reviewed-by: Curtis Dunham <[email protected]>
Reviewed-on: https://gem5-review.googlesource.com/8285
Maintainer: Nikos Nikoleris <[email protected]>
---
M src/mem/cache/cache.cc
1 file changed, 3 insertions(+), 0 deletions(-)
Approvals:
Andreas Sandberg: Looks good to me, approved
Nikos Nikoleris: Looks good to me, approved
diff --git a/src/mem/cache/cache.cc b/src/mem/cache/cache.cc
index 64438c1..7bf0734 100644
--- a/src/mem/cache/cache.cc
+++ b/src/mem/cache/cache.cc
@@ -419,6 +419,9 @@
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) {
--
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Gerrit-Project: public/gem5
Gerrit-Branch: master
Gerrit-Change-Id: I5788fad0b8086a1be96714639bf6a9470b334926
Gerrit-Change-Number: 8285
Gerrit-PatchSet: 4
Gerrit-Owner: Nikos Nikoleris <[email protected]>
Gerrit-Reviewer: Andreas Sandberg <[email protected]>
Gerrit-Reviewer: Curtis Dunham <[email protected]>
Gerrit-Reviewer: Gabe Black <[email protected]>
Gerrit-Reviewer: Giacomo Travaglini <[email protected]>
Gerrit-Reviewer: Nikos Nikoleris <[email protected]>
Gerrit-MessageType: merged
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