loop: Hoist code out of loop

1 files changed, 2 insertions, 1 deletions

diff --git a/loop.cl b/loop.cl
index 0d2c1b8..3379e9e 100644
--- a/loop.cl
+++ b/loop.cl
@@ -1,8 +1,9 @@
 __kernel void loop(__global int * out, int iterations)
 {
   unsigned i;
+  unsigned base = get_global_id(0) * iterations;
   for (i = 0; i < iterations; i++) {
-    unsigned id = (get_global_id(0) * iterations) + i;
+    unsigned id = (base + i);
     out[id] = id;
   }
 }