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-rw-r--r--src/cpu/minor/execute.cc9
1 files changed, 5 insertions, 4 deletions
diff --git a/src/cpu/minor/execute.cc b/src/cpu/minor/execute.cc
index 5f840a273..123128358 100644
--- a/src/cpu/minor/execute.cc
+++ b/src/cpu/minor/execute.cc
@@ -1683,10 +1683,11 @@ Execute::drain()
if (drainState == NotDraining) {
cpu.wakeupOnEvent(Pipeline::ExecuteStageId);
- /* Go to DrainCurrentInst if we're not between operations
- * this should probably test the LSQ as well. Or maybe
- * just always go to DrainCurrentInst anyway */
- if (lastCommitWasEndOfMacroop)
+ /* Go to DrainCurrentInst if we're between microops
+ * or waiting on an unbufferable memory operation.
+ * Otherwise we can go straight to DrainHaltFetch
+ */
+ if (isInbetweenInsts())
setDrainState(DrainHaltFetch);
else
setDrainState(DrainCurrentInst);