diff options
Diffstat (limited to 'src/cpu/minor/lsq.hh')
| -rw-r--r-- | src/cpu/minor/lsq.hh | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/cpu/minor/lsq.hh b/src/cpu/minor/lsq.hh index 09fb30d03..e0b72177c 100644 --- a/src/cpu/minor/lsq.hh +++ b/src/cpu/minor/lsq.hh @@ -537,7 +537,7 @@ class LSQ : public Named /** Most recent execSeqNum of a memory barrier instruction or * 0 if there are no in-flight barriers. Useful as a * dependency for early-issued memory operations */ - InstSeqNum lastMemBarrier; + std::vector<InstSeqNum> lastMemBarrier; public: /** Retry state of last issued memory transfer */ @@ -640,6 +640,9 @@ class LSQ : public Named /** Can a request be sent to the memory system */ bool canSendToMemorySystem(); + /** Snoop other threads monitors on memory system accesses */ + void threadSnoop(LSQRequestPtr request); + public: LSQ(std::string name_, std::string dcache_port_name_, MinorCPU &cpu_, Execute &execute_, @@ -691,7 +694,8 @@ class LSQ : public Named void issuedMemBarrierInst(MinorDynInstPtr inst); /** Get the execSeqNum of the last issued memory barrier */ - InstSeqNum getLastMemBarrier() const { return lastMemBarrier; } + InstSeqNum getLastMemBarrier(ThreadID thread_id) const + { return lastMemBarrier[thread_id]; } /** Is there nothing left in the LSQ */ bool isDrained(); |