inorder: handle faults at writeback stage

call trap function when a fault is received

1 files changed, 2 insertions, 2 deletions

diff --git a/src/cpu/inorder/resources/use_def.cc b/src/cpu/inorder/resources/use_def.cc
index d05f42413..5bc78d6ba 100644
--- a/src/cpu/inorder/resources/use_def.cc
+++ b/src/cpu/inorder/resources/use_def.cc
@@ -148,11 +148,11 @@ UseDefUnit::execute(int slot_idx)
 
     // If there is a non-speculative instruction
     // in the pipeline then stall instructions here
-    if (*nonSpecInstActive[tid] == true &&
-        seq_num > *nonSpecSeqNum[tid]) {
+    if (*nonSpecInstActive[tid] == true && seq_num > *nonSpecSeqNum[tid]) {
         DPRINTF(InOrderUseDef, "[tid:%i]: [sn:%i] cannot execute because"
                 "there is non-speculative instruction [sn:%i] has not "
                 "graduated.\n", tid, seq_num, *nonSpecSeqNum[tid]);
+        ud_req->done(false);
         return;
     } else if (inst->isNonSpeculative()) {
         *nonSpecInstActive[tid] = true;