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-rw-r--r--src/cpu/simple/timing.cc8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/cpu/simple/timing.cc b/src/cpu/simple/timing.cc
index 8d3bae3f6..6b22d2fcf 100644
--- a/src/cpu/simple/timing.cc
+++ b/src/cpu/simple/timing.cc
@@ -273,6 +273,8 @@ TimingSimpleCPU::sendData(Fault fault, RequestPtr req,
{
_status = Running;
if (fault != NoFault) {
+ if (req->isPrefetch())
+ fault = NoFault;
delete data;
delete req;
@@ -315,6 +317,10 @@ TimingSimpleCPU::sendSplitData(Fault fault1, Fault fault2,
{
_status = Running;
if (fault1 != NoFault || fault2 != NoFault) {
+ if (req1->isPrefetch())
+ fault1 = NoFault;
+ if (req2->isPrefetch())
+ fault2 = NoFault;
delete data;
delete req1;
delete req2;
@@ -360,6 +366,8 @@ TimingSimpleCPU::sendSplitData(Fault fault1, Fault fault2,
void
TimingSimpleCPU::translationFault(Fault fault)
{
+ // fault may be NoFault in cases where a fault is suppressed,
+ // for instance prefetches.
numCycles += tickToCycles(curTick - previousTick);
previousTick = curTick;