diff options
Diffstat (limited to 'src/cpu/o3/lsq_unit.hh')
| -rw-r--r-- | src/cpu/o3/lsq_unit.hh | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/cpu/o3/lsq_unit.hh b/src/cpu/o3/lsq_unit.hh index be9c91a23..8e311d275 100644 --- a/src/cpu/o3/lsq_unit.hh +++ b/src/cpu/o3/lsq_unit.hh @@ -804,7 +804,12 @@ LSQUnit<Impl>::read(Request *req, Request *sreqLow, Request *sreqHigh, ++lsqCacheBlocked; - iewStage->decrWb(load_inst->seqNum); + // If the first part of a split access succeeds, then let the LSQ + // handle the decrWb when completeDataAccess is called upon return + // of the requested first part of data + if (!completedFirst) + iewStage->decrWb(load_inst->seqNum); + // There's an older load that's already going to squash. if (isLoadBlocked && blockedLoadSeqNum < load_inst->seqNum) return NoFault; |