Fix wrong shared memory address computation

bernhardmgruber · bernhardmgruber · commit 1e2c4bcbb83f · 2024-01-05T02:49:19.000+01:00
diff --git a/examples/alpaka/nbody/nbody.cpp b/examples/alpaka/nbody/nbody.cpp
@@ -204,7 +204,7 @@ struct UpdateKernel
         for(int blockOffset = 0; blockOffset < problemSize; blockOffset += SharedElementsPerBlock)
         {
             for(int j = 0; j < SharedElementsPerBlock; j += ThreadsPerBlock)
-                sharedView(j) = particles(blockOffset + tbi + j);
+                sharedView(tbi + j) = particles(blockOffset + tbi + j);
             alpaka::syncBlockThreads(acc);
             for(int j = 0; j < SharedElementsPerBlock; ++j)
                 pPInteraction(acc, pis, sharedView(j));

Original file line number	Diff line number	Diff line change
`@@ -204,7 +204,7 @@ struct UpdateKernel`
`204`	`204`	`for(int blockOffset = 0; blockOffset < problemSize; blockOffset += SharedElementsPerBlock)`
`205`	`205`	`{`
`206`	`206`	`for(int j = 0; j < SharedElementsPerBlock; j += ThreadsPerBlock)`
`207`		`- sharedView(j) = particles(blockOffset + tbi + j);`
	`207`	`+ sharedView(tbi + j) = particles(blockOffset + tbi + j);`
`208`	`208`	`alpaka::syncBlockThreads(acc);`
`209`	`209`	`for(int j = 0; j < SharedElementsPerBlock; ++j)`
`210`	`210`	`pPInteraction(acc, pis, sharedView(j));`