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From: cvs at opencores.org<cvs@o...>
Date: Sat Sep 23 05:16:30 CEST 2006
Subject: [cvs-checkins] MODIFIED: jop ...
Date: 00/06/09 23:05:16

Modified: jop/java/target/src/test/wcet Loop.java
Log:
no message


Revision Changes Path
1.4 jop/java/target/src/test/wcet/Loop.java

http://www.opencores.org/cvsweb.shtml/jop/java/target/src/test/wcet/Loop.java.diff?r1=1.3&r2=1.4

(In the diff below, changes in quantity of whitespace are not shown.)

Index: Loop.java
===================================================================
RCS file: /cvsroot/martin/jop/java/target/src/test/wcet/Loop.java,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -b -r1.3 -r1.4
--- Loop.java 17 Jun 2006 15:38:40 -0000 1.3
+++ Loop.java 23 Sep 2006 03:16:29 -0000 1.4
@@ -8,33 +8,42 @@
* @param args
*/
public static void main(String[] args) {
- loop(false, 123);
+ measure(true, 123);
}

- public static int loop(boolean b, int val) {
+ public static int measure(boolean b, int val) {
+
+ // measured: 2009
+ // wcet: 2033
+ // difference is 24 cycles:
+ // iload_1 1
+ // ireturn 23

int i, j;
+
// int ts, te, to;
// ts = Native.rdMem(Const.IO_CNT);
// te = Native.rdMem(Const.IO_CNT);
// to = te-ts;
-// System.out.println(to);
// ts = Native.rdMem(Const.IO_CNT);
+
+
for (i=0; i<10; ++i) { //@WCA loop=10
if (b) {
for (j=0; j<3; ++j) { //@WCA loop=3
val *= val;
}
-// return val;
} else {
for (j=0; j<7; ++j) { //@WCA loop=7
val += val;
-// return val;
}
}
}
+
+
// te = Native.rdMem(Const.IO_CNT);
// System.out.println(te-ts-to);
+
return val;
}
}