1 /* 2 * Copyright (c) 2013, 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package com.oracle.graal.hotspot.hsail; 24 25 import java.lang.reflect.*; 26 27 import com.oracle.graal.api.code.*; 28 import com.oracle.graal.api.meta.*; 29 import com.oracle.graal.nodes.*; 30 import com.oracle.graal.nodes.spi.*; 31 import com.oracle.graal.phases.util.*; 32 import com.oracle.graal.replacements.*; 33 34 /** 35 * The substitutions and snippets supported by HSAIL. 36 */ 37 public class HSAILHotSpotReplacementsImpl extends ReplacementsImpl { 38 39 private final Replacements host; 40 41 public HSAILHotSpotReplacementsImpl(Providers providers, Assumptions assumptions, TargetDescription target, Replacements host) { 42 super(providers, assumptions, target); 43 this.host = host; 44 } 45 46 @Override 47 protected ResolvedJavaMethod registerMethodSubstitution(Member originalMethod, Method substituteMethod) { 48 // TODO: decide if we want to override this in any way 49 return super.registerMethodSubstitution(originalMethod, substituteMethod); 50 } 51 52 @Override 53 public Class<? extends FixedWithNextNode> getMacroSubstitution(ResolvedJavaMethod method) { 54 Class<? extends FixedWithNextNode> klass = super.getMacroSubstitution(method); 55 if (klass == null) { 56 // eventually we want to only defer certain macro substitutions to the host, but for now 57 // we will do everything 58 return host.getMacroSubstitution(method); 59 } 60 return klass; 61 } 62 63 @Override 64 public StructuredGraph getSnippet(ResolvedJavaMethod method) { 65 // Must work in cooperation with HSAILHotSpotLoweringProvider 66 return host.getSnippet(method); 67 } 68 69 @Override 70 public StructuredGraph getMethodSubstitution(ResolvedJavaMethod original) { 71 StructuredGraph m = super.getMethodSubstitution(original); 72 if (m == null) { 73 // eventually we want to only defer certain substitutions to the host, but for now we 74 // will defer everything 75 return host.getMethodSubstitution(original); 76 } 77 return m; 78 } 79 80 }