[gem5-dev] changeset in gem5: cpu: fix a switching issue with the o3 cpu.

[Ali Saidi]

changeset 07352f119e48 in /z/repo/gem5
details: http://repo.gem5.org/gem5?cmd=changeset;node=07352f119e48
description:
        cpu: fix a switching issue with the o3 cpu.

        This change fixes the switcheroo test that broke earlier this month. 
The code
        that was checking for the pipeline being blocked wasn't checking for a 
pending
        translation, only for a icache access.

diffstat:

 src/cpu/o3/fetch_impl.hh |  3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diffs (13 lines):

diff -r 745e42ffcc80 -r 07352f119e48 src/cpu/o3/fetch_impl.hh
--- a/src/cpu/o3/fetch_impl.hh  Fri Apr 19 09:04:42 2013 -0400
+++ b/src/cpu/o3/fetch_impl.hh  Mon Apr 22 13:20:31 2013 -0400
@@ -1049,7 +1049,8 @@
     if (checkStall(tid) &&
         fetchStatus[tid] != IcacheWaitResponse &&
         fetchStatus[tid] != IcacheWaitRetry &&
-        fetchStatus[tid] != ItlbWait) {
+        fetchStatus[tid] != ItlbWait &&
+        fetchStatus[tid] != QuiescePending) {
         DPRINTF(Fetch, "[tid:%i]: Setting to blocked\n",tid);
 
         fetchStatus[tid] = Blocked;
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