From: bdemsky <bdemsky>
Date: Tue, 10 Mar 2009 19:57:45 +0000 (+0000)
Subject: make sure not to prefetch stuff we already have...
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=edf9ece5a77c856ba266d22ca33eae512b32ff8b;p=IRC.git

make sure not to prefetch stuff we already have...
---

diff --git a/Robust/src/Benchmarks/Prefetch/ManualPrefetch/MatrixMultiply/MatrixMultiplyN.java b/Robust/src/Benchmarks/Prefetch/ManualPrefetch/MatrixMultiply/MatrixMultiplyN.java
index 5b2d22cb..37d450b4 100644
--- a/Robust/src/Benchmarks/Prefetch/ManualPrefetch/MatrixMultiply/MatrixMultiplyN.java
+++ b/Robust/src/Benchmarks/Prefetch/ManualPrefetch/MatrixMultiply/MatrixMultiplyN.java
@@ -42,11 +42,12 @@ public class MatrixMultiply extends Thread{
 		double a[]=la[i];
 		double c[]=lc[i];
 		if (((l+32)&63)==0) {
+		    int l2=l+32;
 		    offsets[0] = getoffset{MMul, a};
 		    offsets[1] = (short) 0;
-		    offsets[2] = (short) x0+l;
-		    if ((x0+l+64)>x1)
-			offsets[3]=x1-x0-l-1;
+		    offsets[2] = (short) x0+l2;
+		    if ((x0+l2+64)>x1)
+			offsets[3]=x1-x0-l2-1;
 		    else
 			offsets[3] = (short) 63;
 		    System.rangePrefetch(mmul, offsets);