diff options
Diffstat (limited to 'src/cpu/o3/iew_impl.hh')
| -rw-r--r-- | src/cpu/o3/iew_impl.hh | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/cpu/o3/iew_impl.hh b/src/cpu/o3/iew_impl.hh index ae76aa9e1..e02429b14 100644 --- a/src/cpu/o3/iew_impl.hh +++ b/src/cpu/o3/iew_impl.hh @@ -125,6 +125,18 @@ DefaultIEW<Impl>::regProbePoints() { ppDispatch = new ProbePointArg<DynInstPtr>(cpu->getProbeManager(), "Dispatch"); ppMispredict = new ProbePointArg<DynInstPtr>(cpu->getProbeManager(), "Mispredict"); + /** + * Probe point with dynamic instruction as the argument used to probe when + * an instruction starts to execute. + */ + ppExecute = new ProbePointArg<DynInstPtr>(cpu->getProbeManager(), + "Execute"); + /** + * Probe point with dynamic instruction as the argument used to probe when + * an instruction execution completes and it is marked ready to commit. + */ + ppToCommit = new ProbePointArg<DynInstPtr>(cpu->getProbeManager(), + "ToCommit"); } template <class Impl> @@ -1190,6 +1202,10 @@ DefaultIEW<Impl>::executeInsts() DPRINTF(IEW, "Execute: Processing PC %s, [tid:%i] [sn:%i].\n", inst->pcState(), inst->threadNumber,inst->seqNum); + // Notify potential listeners that this instruction has started + // executing + ppExecute->notify(inst); + // Check if the instruction is squashed; if so then skip it if (inst->isSquashed()) { DPRINTF(IEW, "Execute: Instruction was squashed. PC: %s, [tid:%i]" @@ -1402,6 +1418,9 @@ DefaultIEW<Impl>::writebackInsts() inst->seqNum, inst->pcState()); iewInstsToCommit[tid]++; + // Notify potential listeners that execution is complete for this + // instruction. + ppToCommit->notify(inst); // Some instructions will be sent to commit without having // executed because they need commit to handle them. |