1 /*
 2  * Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved.
 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.
10  *
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).
16  *
17  * You should have received a copy of the GNU General Public License version
18  * 2 along with this work; if not, write to the Free Software Foundation,
19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20  *
21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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24  */
25 package hat.backend;
26 
27 import hat.ComputeContext;
28 import hat.Config;
29 import hat.KernelContext;
30 import hat.callgraph.KernelCallGraph;
31 
32 import java.lang.foreign.Arena;
33 import java.lang.invoke.MethodHandles;
34 import java.lang.reflect.InvocationTargetException;
35 
36 public abstract class BackendAdaptor extends Backend {
37 
38     BackendAdaptor(Arena arena, MethodHandles.Lookup lookup,Config config) {
39         super(arena,lookup,config);
40     }
41 
42     @Override
43     public void computeContextHandoff(ComputeContext computeContext) {
44 
45     }
46 
47     @Override
48     public void dispatchCompute(ComputeContext computeContext, Object... args) {
49         try {
50             computeContext.computeCallGraph().callDag.entryPoint.method().invoke(null, args);
51         } catch (IllegalAccessException | InvocationTargetException e) {
52             throw new RuntimeException(e);
53         }
54     }
55 
56     @Override
57     public void dispatchKernel(KernelCallGraph kernelCallGraph, KernelContext kernelContext, Object... args) {
58       //  KernelEntrypoint kernelEntrypoint = kernelCallGraph.entrypoint;
59         for (kernelContext.gix = 0; kernelContext.gix < kernelContext.gsx; kernelContext.gix++) {
60             try {
61                 args[0] = kernelContext;
62                 kernelCallGraph.callDag.entryPoint.method().invoke(null, args);
63             } catch (IllegalAccessException e) {
64                 throw new RuntimeException(e);
65             } catch (InvocationTargetException e) {
66                 throw new RuntimeException(e);
67             }
68         }
69     }
70 
71 
72 }