1 /*
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 3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 4  *
 5  * This code is free software; you can redistribute it and/or modify it
 6  * under the terms of the GNU General Public License version 2 only, as
 7  * published by the Free Software Foundation.  Oracle designates this
 8  * particular file as subject to the "Classpath" exception as provided
 9  * by Oracle in the LICENSE file that accompanied this code.
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11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
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19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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24  */
25 package experiments;
26 
27 import hat.Accelerator;
28 import hat.ComputeContext;
29 import hat.NDRange;
30 import hat.KernelContext;
31 import hat.buffer.S32Array;
32 import hat.ifacemapper.MappableIface;
33 import jdk.incubator.code.CodeReflection;
34 
35 import java.lang.invoke.MethodHandles;
36 
37 public class QuotedConstantArgs {
38     @CodeReflection
39     public static void addScalerKernel(@MappableIface.RO KernelContext kc, @MappableIface.RO S32Array in, @MappableIface.WO S32Array out, int scaler) {
40         out.array(kc.gix, in.array(kc.gix) + scaler);
41     }
42 
43     @CodeReflection
44     static public void addScalerCompute(final ComputeContext computeContext, S32Array in, S32Array out, int scaler) {
45         computeContext.dispatchKernel(NDRange.of(in.length()), kc -> QuotedConstantArgs.addScalerKernel(kc, in, out, scaler));
46     }
47 
48     public static void main(String[] args) {
49         Accelerator accelerator = new Accelerator(MethodHandles.lookup());
50         S32Array in = S32Array.create(accelerator, 32);
51         in.fill((idx) -> idx);
52         S32Array out = S32Array.create(accelerator, 32);
53         if (args.length == 0) {
54             int value = 1;
55             accelerator.compute(computeContext -> QuotedConstantArgs.addScalerCompute(computeContext, in, out, value));
56         }else if (args.length == 1 && args[0].equals("passConstant")) {
57             accelerator.compute(computeContext -> QuotedConstantArgs.addScalerCompute(computeContext, in, out, 1));
58         }else{
59             throw new IllegalArgumentException("Invalid arguments either zero args or passConstant");
60         }
61         for (int i = 0; i < in.length(); i++) {
62             System.out.println("["+i+"]  in=" + in.array(i) + " out=" + out.array(i));
63         }
64     }
65 
66 }