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From: cvs at opencores.org<cvs@o...>
Date: Wed Aug 30 13:52:57 CEST 2006
Subject: [cvs-checkins] MODIFIED: jop ...
Date: 00/06/08 30:13:52

Added: jop/java/target/src/test/wcet FUCAMethod.java
Log:
Example for the FUCA DATE paper


Revision Changes Path
1.1 jop/java/target/src/test/wcet/FUCAMethod.java

http://www.opencores.org/cvsweb.shtml/jop/java/target/src/test/wcet/FUCAMethod.java?rev=1.1&content-type=text/x-cvsweb-markup

Index: FUCAMethod.java
===================================================================
package wcet;

import com.jopdesign.sys.*;

public class FUCAMethod {

static int ts, te, to;

static boolean dummy = true;
/**
* @param args
*/
public static void main(String[] args) {

FUCAMethod m = new FUCAMethod();
ts = Native.rdMem(Const.IO_CNT);
te = Native.rdMem(Const.IO_CNT);
to = te-ts;
// WCET with var. block cache: 12279
// WCET with two block cache: x
// WCET analysed: 11820
measure();
System.out.println(te-ts-to);
}

static void measure() {
ts = Native.rdMem(Const.IO_CNT);
for (int i=0; i<10; ++i) { // @WCA loop=10
a();
}
te = Native.rdMem(Const.IO_CNT);
}

static void a() {
int i;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
if (dummy) {
b();
} else {
d();
}
}

static void b() {
int i;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
i = 456;
for (i=0; i<5; ++i) { // @WCA loop=5 c(); } } static void c() { int a, b, c, d, e; int i = 123; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; } static void d() { int a, b, c, d, e; int i = 123; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; i = 456; } }