From 002f1b8b7e1d5292828e5157ff971965265140bc Mon Sep 17 00:00:00 2001 From: Korey Sewell Date: Sun, 31 Jan 2010 18:29:49 -0500 Subject: inorder: add execution unit stats --- src/cpu/inorder/resources/execution_unit.cc | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'src/cpu/inorder/resources/execution_unit.cc') diff --git a/src/cpu/inorder/resources/execution_unit.cc b/src/cpu/inorder/resources/execution_unit.cc index 6c44e2456..429291231 100644 --- a/src/cpu/inorder/resources/execution_unit.cc +++ b/src/cpu/inorder/resources/execution_unit.cc @@ -54,6 +54,17 @@ ExecutionUnit::regStats() .name(name() + ".predictedNotTakenIncorrect") .desc("Number of Branches Incorrectly Predicted As Not Taken)."); + lastExecuteCycle = curTick; + + cyclesExecuted + .name(name() + ".cyclesExecuted") + .desc("Number of Cycles Execution Unit was used."); + + utilization + .name(name() + ".utilization") + .desc("Utilization of Execution Unit (cycles / totalCycles)."); + utilization = cyclesExecuted / cpu->numCycles; + Resource::regStats(); } @@ -75,6 +86,12 @@ ExecutionUnit::execute(int slot_num) { case ExecuteInst: { + if (curTick != lastExecuteCycle) { + lastExecuteCycle = curTick; + cyclesExecuted++; + } + + if (inst->isMemRef()) { panic("%s not configured to handle memory ops.\n", resName); } else if (inst->isControl()) { -- cgit v1.2.3