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cpu-kvm: Implement IPC and CPI base stats for KVM CPU

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Replaced committedInsts stats of KVM CPU with commitStats.numInsts
of BaseCPU. This results in IPC and CPI printing in stats.txt for
KVM simulations.

Change-Id: I02395630fc50a69adebf11f4ed39d9cefb852e1f
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/67396
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>
This commit is contained in:
Melissa Jost
2023-01-19 02:12:49 -08:00
committed by Bobby Bruce
parent 0974fe6f24
commit 457d70df62
2 changed files with 2 additions and 4 deletions
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5
src/cpu/kvm/base.cc
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@@ -261,8 +261,6 @@ BaseKvmCPU::restartEqThread()
BaseKvmCPU::StatGroup::StatGroup(statistics::Group *parent)
: statistics::Group(parent),
ADD_STAT(committedInsts, statistics::units::Count::get(),
"Number of instructions committed"),
ADD_STAT(numVMExits, statistics::units::Count::get(),
"total number of KVM exits"),
ADD_STAT(numVMHalfEntries, statistics::units::Count::get(),
@@ -778,7 +776,8 @@ BaseKvmCPU::kvmRun(Tick ticks)
/* Update statistics */
baseStats.numCycles += simCyclesExecuted;;
stats.committedInsts += instsExecuted;
commitStats[thread->threadId()]->numInsts += instsExecuted;
baseStats.numInsts += instsExecuted;
ctrInsts += instsExecuted;
DPRINTF(KvmRun,

1
src/cpu/kvm/base.hh
View File

@@ -804,7 +804,6 @@ class BaseKvmCPU : public BaseCPU
struct StatGroup : public statistics::Group
{
StatGroup(statistics::Group *parent);
statistics::Scalar committedInsts;
statistics::Scalar numVMExits;
statistics::Scalar numVMHalfEntries;
statistics::Scalar numExitSignal;