update

benchmarks/opencl/nearn/kernel.cl

@@ -0,0 +1,22 @@
+//#pragma OPENCL EXTENSION cl_khr_byte_addressable_store : enable
+
+typedef struct latLong
+    {
+        float lat;
+        float lng;
+    } LatLong;
+
+__kernel void NearestNeighbor(__global LatLong *d_locations,
+							  __global float *d_distances,
+							  const int numRecords,
+							  const float lat,
+							  const float lng) {
+	 int globalId = get_global_id(0);
+							  
+     if (globalId < numRecords) {
+         __global LatLong *latLong = d_locations+globalId;
+    
+         __global float *dist=d_distances+globalId;
+         *dist = (float)sqrt((lat-latLong->lat)*(lat-latLong->lat)+(lng-latLong->lng)*(lng-latLong->lng));
+	 }
+}