diff options
Diffstat (limited to 'src/cpu/o3/fetch.hh')
| -rw-r--r-- | src/cpu/o3/fetch.hh | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/cpu/o3/fetch.hh b/src/cpu/o3/fetch.hh index 2e9428ef1..4d01610d9 100644 --- a/src/cpu/o3/fetch.hh +++ b/src/cpu/o3/fetch.hh @@ -255,6 +255,8 @@ class DefaultFetch /** Tells fetch to wake up from a quiesce instruction. */ void wakeFromQuiesce(); + /** For priority-based fetch policies, need to keep update priorityList */ + void deactivateThread(ThreadID tid); private: /** Reset this pipeline stage */ void resetStage(); @@ -484,8 +486,8 @@ class DefaultFetch /** The size of the fetch queue in micro-ops */ unsigned fetchQueueSize; - /** Queue of fetched instructions */ - std::deque<DynInstPtr> fetchQueue; + /** Queue of fetched instructions. Per-thread to prevent HoL blocking. */ + std::deque<DynInstPtr> fetchQueue[Impl::MaxThreads]; /** Whether or not the fetch buffer data is valid. */ bool fetchBufferValid[Impl::MaxThreads]; |