From 2c99e0e616c61bb31c6902fb7d11e10042b5b210 Mon Sep 17 00:00:00 2001 From: Iru Cai Date: Thu, 28 Feb 2019 17:07:16 +0800 Subject: invisispec-1.0 source --- src/cpu/o3/commit.hh | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'src/cpu/o3/commit.hh') diff --git a/src/cpu/o3/commit.hh b/src/cpu/o3/commit.hh index f508a372e..7fe4ad731 100644 --- a/src/cpu/o3/commit.hh +++ b/src/cpu/o3/commit.hh @@ -450,6 +450,7 @@ class DefaultCommit /** The sequence number of the last commited instruction. */ InstSeqNum lastCommitedSeqNum[Impl::MaxThreads]; + Tick lastCommitTick; /** Records if there is a trap currently in flight. */ bool trapInFlight[Impl::MaxThreads]; @@ -479,6 +480,9 @@ class DefaultCommit /** Updates commit stats based on this instruction. */ void updateComInstStats(DynInstPtr &inst); + /** [InvisiSpec] Updates squash stats based on this instruction. */ + void updateSquashStats(DynInstPtr &inst); + /** Stat for the total number of squashed instructions discarded by commit. */ Stats::Scalar commitSquashedInsts; @@ -488,6 +492,19 @@ class DefaultCommit Stats::Scalar commitNonSpecStalls; /** Stat for the total number of branch mispredicts that caused a squash. */ Stats::Scalar branchMispredicts; + + // [InvisiSpec] count #squash + /** Stat for the total number of invalidation packets + * that caused a squash. */ + Stats::Scalar loadHitInvalidations; + Stats::Scalar loadHitExternalEvictions; + /** Stat for the total number of failed validations + * that caused a squash. */ + Stats::Scalar loadValidationFails; + // [InvisiSpec] count cycles stall due to waiting for + // validation responses + Stats::Scalar validationStalls; + /** Distribution of the number of committed instructions each cycle. */ Stats::Distribution numCommittedDist; -- cgit v1.2.3