diff -r a4ed06f86e5c -r b75f8e02f823 util/m5/Makefile.arm
--- a/util/m5/Makefile.arm	Wed Oct 24 17:23:42 2012 -0400
+++ b/util/m5/Makefile.arm	Tue Oct 09 12:58:25 2012 +0100
@@ -46,6 +46,7 @@
 CC=$(CROSS_COMPILE)gcc
 AS=$(CROSS_COMPILE)as
 LD=$(CROSS_COMPILE)ld
+AR=$(CROSS_COMPILE)ar
 
 JC=javac
 JH=javah
@@ -54,11 +55,13 @@
 #JDK_PATH=/path/to/jdk/version_number
 
 CFLAGS=-O2 -I $(JDK_PATH)/include/ -I $(JDK_PATH)/include/linux
+LDFLAGS=-L. -lm5
 
-OBJS=m5.o m5op_arm.o
+LIB_OBJS=m5op_arm.o
+OBJS=m5.o
 JNI_OBJS=m5op_arm.o jni_gem5Op.o
 
-all: m5
+all: libm5.a m5
 
 %.o: %.S
 	$(CC) $(CFLAGS) -o $@ -c $<
@@ -67,7 +70,10 @@
 	$(CC)  $(CFLAGS) -o $@ -c $<
 
 m5: $(OBJS)
-	$(CC) -o $@ $(OBJS)
+	$(CC) -o $@ $(OBJS) $(LDFLAGS)
+
+libm5.a: $(LIB_OBJS)
+	$(AR) rcs $@ $<
 
 gem5OpJni: gem5OpJni.jar $(JNI_OBJS)
 	$(CC) --shared -o lib$@.so $(JNI_OBJS)
@@ -78,4 +84,4 @@
 	$(JR) cvf $@ jni/*.class
 
 clean:
-	rm -f *.o m5 libgemOpJni.so gem5OpJni.jar jni/*.class
+	rm -f *.o m5 libgemOpJni.so gem5OpJni.jar jni/*.class libm5.a
diff -r a4ed06f86e5c -r b75f8e02f823 util/m5/Makefile.thumb
--- a/util/m5/Makefile.thumb	Wed Oct 24 17:23:42 2012 -0400
+++ b/util/m5/Makefile.thumb	Tue Oct 09 12:58:25 2012 +0100
@@ -47,12 +47,17 @@
 CC=$(CROSS_COMPILE)gcc
 AS=$(CROSS_COMPILE)as
 LD=$(CROSS_COMPILE)ld
+AR=$(CROSS_COMPILE)ar
 
 #CFLAGS=-O2 -march=armv7 -mthumb 
 CFLAGS=-O2 -mthumb 
-OBJS=m5.o m5op_arm.o
+LDFLAGS=-L. -lm5
 
-all: m5
+OBJS=m5.o
+LIB_OBJS=m5op_arm.o
+
+
+all: libm5.a m5
 
 %.o: %.S
 	$(CC) $(CFLAGS) -o $@ -c $<
@@ -61,7 +66,11 @@
 	$(CC)  $(CFLAGS) -o $@ -c $<
 
 m5: $(OBJS)
-	$(CC) -o $@ -march=armv7 -mthumb $(OBJS)
+	$(CC) -o $@ -march=armv7 -mthumb $(OBJS) $(LDFLAGS)
+
+libm5.a: $(LIB_OBJS)
+	$(AR) rcs $@ $<
+
 
 clean:
-	rm -f *.o m5
+	rm -f *.o m5 libm5.a
diff -r a4ed06f86e5c -r b75f8e02f823 util/m5/m5op.h
--- a/util/m5/m5op.h	Wed Oct 24 17:23:42 2012 -0400
+++ b/util/m5/m5op.h	Tue Oct 09 12:58:25 2012 +0100
@@ -32,6 +32,10 @@
 #ifndef __M5OP_H__
 #define __M5OP_H__
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #include <stdint.h>
 
 void arm(uint64_t address);
@@ -79,4 +83,7 @@
 #define M5_AN_FL_LINK   0x10
 #define M5_AN_FL_RESET  0x20
 
+#ifdef __cplusplus
+}
+#endif
 #endif // __M5OP_H__