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author | Giacomo Gabrielli <Giacomo.Gabrielli@arm.com> | 2011-07-15 11:53:35 -0500 |
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committer | Giacomo Gabrielli <Giacomo.Gabrielli@arm.com> | 2011-07-15 11:53:35 -0500 |
commit | 69ef57fd0f226af90faf46ac877343b5493df693 (patch) | |
tree | 3e4572c2a803aea5636a4059ce853144fd5f0ae0 /src/cpu/o3/commit_impl.hh | |
parent | 09914cdf8f270cb4ab1861d1ff92b91e49b39608 (diff) | |
download | gem5-69ef57fd0f226af90faf46ac877343b5493df693.tar.xz |
O3: Create a pipeline activity viewer for the O3 CPU model.
Implemented a pipeline activity viewer as a python script (util/o3-pipeview.py)
and modified O3 code base to support an extra trace flag (O3PipeView) for
generating traces to be used as inputs by the tool.
Diffstat (limited to 'src/cpu/o3/commit_impl.hh')
-rw-r--r-- | src/cpu/o3/commit_impl.hh | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/cpu/o3/commit_impl.hh b/src/cpu/o3/commit_impl.hh index 9225f525f..f579305dc 100644 --- a/src/cpu/o3/commit_impl.hh +++ b/src/cpu/o3/commit_impl.hh @@ -58,6 +58,7 @@ #include "debug/Commit.hh" #include "debug/CommitRate.hh" #include "debug/ExecFaulting.hh" +#include "debug/O3PipeView.hh" #include "params/DerivO3CPU.hh" #include "sim/faults.hh" @@ -1207,6 +1208,22 @@ DefaultCommit<Impl>::commitHead(DynInstPtr &head_inst, unsigned inst_num) // Finally clear the head ROB entry. rob->retireHead(tid); +#if TRACING_ON + // Print info needed by the pipeline activity viewer. + DPRINTFR(O3PipeView, "O3PipeView:fetch:%llu:0x%08llx:%d:%llu:%s\n", + head_inst->fetchTick, + head_inst->instAddr(), + head_inst->microPC(), + head_inst->seqNum, + head_inst->staticInst->disassemble(head_inst->instAddr())); + DPRINTFR(O3PipeView, "O3PipeView:decode:%llu\n", head_inst->decodeTick); + DPRINTFR(O3PipeView, "O3PipeView:rename:%llu\n", head_inst->renameTick); + DPRINTFR(O3PipeView, "O3PipeView:dispatch:%llu\n", head_inst->dispatchTick); + DPRINTFR(O3PipeView, "O3PipeView:issue:%llu\n", head_inst->issueTick); + DPRINTFR(O3PipeView, "O3PipeView:complete:%llu\n", head_inst->completeTick); + DPRINTFR(O3PipeView, "O3PipeView:retire:%llu\n", curTick()); +#endif + // If this was a store, record it for this cycle. if (head_inst->isStore()) committedStores[tid] = true; |