From 9d324e135c96ad089b5404a274eff84695f02fd0 Mon Sep 17 00:00:00 2001
From: David Hashe <david.j.hashe@gmail.com>
Date: Mon, 22 Aug 2016 11:41:37 -0400
Subject: tests: Add example of using KVM acceleration with an app

Add #ifdef's to gpu-hello.cpp demonstrating how to annotate an application
for KVM acceleration.
---
 tests/test-progs/gpu-hello/src/gpu-hello.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/tests/test-progs/gpu-hello/src/gpu-hello.cpp b/tests/test-progs/gpu-hello/src/gpu-hello.cpp
index b054558f5..bdff074a8 100755
--- a/tests/test-progs/gpu-hello/src/gpu-hello.cpp
+++ b/tests/test-progs/gpu-hello/src/gpu-hello.cpp
@@ -41,6 +41,12 @@
 #include <fstream>
 #include <string>
 
+#ifdef KVM_SWITCH
+#include "m5op.h"
+
+void *m5_mem = (void*)0xffffc90000000000;
+#endif
+
 #define SUCCESS 0
 #define FAILURE 1
 
@@ -247,6 +253,10 @@ runCLKernel(cl_kernel kernel)
         return FAILURE;
     }
 
+#ifdef KVM_SWITCH
+    m5_switchcpu();
+#endif
+
     // 2. Launch kernel
     status = clEnqueueNDRangeKernel(commandQueue, kernel, 1, NULL,
                                     globalThreads, localThreads, 0, NULL,
-- 
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