From 69ef57fd0f226af90faf46ac877343b5493df693 Mon Sep 17 00:00:00 2001
From: Giacomo Gabrielli <Giacomo.Gabrielli@arm.com>
Date: Fri, 15 Jul 2011 11:53:35 -0500
Subject: 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.
---
 src/cpu/o3/inst_queue_impl.hh | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/cpu/o3/inst_queue_impl.hh')

diff --git a/src/cpu/o3/inst_queue_impl.hh b/src/cpu/o3/inst_queue_impl.hh
index 09e925e1d..def2c8f97 100644
--- a/src/cpu/o3/inst_queue_impl.hh
+++ b/src/cpu/o3/inst_queue_impl.hh
@@ -857,6 +857,10 @@ InstructionQueue<Impl>::scheduleReadyInsts()
             issuing_inst->setIssued();
             ++total_issued;
 
+#if TRACING_ON
+            issuing_inst->issueTick = curTick();
+#endif
+
             if (!issuing_inst->isMemRef()) {
                 // Memory instructions can not be freed from the IQ until they
                 // complete.
-- 
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