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annotate graal/com.oracle.graal.hotspot.hsail/src/com/oracle/graal/hotspot/hsail/HSAILCompilationResult.java @ 13239:bb35fc7e0d68

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Merge.
author Doug Simon <doug.simon@oracle.com>
date Tue, 03 Dec 2013 18:40:03 +0100
parents 325b4e4efb60
children 9267de45985b
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1 /*
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2 * Copyright (c) 2009, 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 package com.oracle.graal.hotspot.hsail;
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25
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26 import static com.oracle.graal.compiler.GraalCompiler.*;
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27 import static com.oracle.graal.hotspot.HotSpotGraalRuntime.*;
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28
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29 import java.lang.reflect.*;
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30
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31 import com.oracle.graal.api.code.*;
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32 import com.oracle.graal.api.code.CallingConvention.Type;
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33 import com.oracle.graal.api.meta.*;
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34 import com.oracle.graal.api.runtime.*;
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35 import com.oracle.graal.debug.*;
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36 import com.oracle.graal.graph.*;
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37 import com.oracle.graal.graph.iterators.*;
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38 import com.oracle.graal.hotspot.*;
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39 import com.oracle.graal.hotspot.bridge.*;
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40 import com.oracle.graal.hotspot.meta.*;
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41 import com.oracle.graal.hsail.*;
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42 import com.oracle.graal.java.*;
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43 import com.oracle.graal.lir.asm.*;
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44 import com.oracle.graal.nodes.*;
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45 import com.oracle.graal.nodes.java.*;
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46 import com.oracle.graal.nodes.type.*;
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47 import com.oracle.graal.phases.*;
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48 import com.oracle.graal.phases.PhasePlan.PhasePosition;
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49 import com.oracle.graal.phases.tiers.*;
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50 import com.oracle.graal.phases.util.*;
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51 import com.oracle.graal.runtime.*;
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52
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53 /**
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54 * Class that represents a HSAIL compilation result. Includes the compiled HSAIL code.
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55 */
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56 public class HSAILCompilationResult extends ExternalCompilationResult {
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57
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58 private static final long serialVersionUID = -4178700465275724625L;
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59
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60 private static CompilerToGPU toGPU = HotSpotGraalRuntime.runtime().getCompilerToGPU();
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61 private static boolean validDevice = toGPU.deviceInit();
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62
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63 // The installedCode is the executable representation of the kernel in the code cache
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64 private InstalledCode installedCode;
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65
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66 public void setInstalledCode(InstalledCode newCode) {
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67 installedCode = newCode;
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68 }
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69
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70 public InstalledCode getInstalledCode() {
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71 return installedCode;
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72 }
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73
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74 static final HSAILHotSpotBackend backend;
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75 static {
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76 // Look for installed HSAIL backend
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77 RuntimeProvider runtime = Graal.getRequiredCapability(RuntimeProvider.class);
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78 HSAILHotSpotBackend b = (HSAILHotSpotBackend) runtime.getBackend(HSAIL.class);
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79 if (b == null) {
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80 // Fall back to a new instance
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81 b = new HSAILHotSpotBackendFactory().createBackend(runtime(), runtime().getHostBackend());
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82 b.completeInitialization();
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83 }
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84 backend = b;
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85 }
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86
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87 public static HSAILCompilationResult getHSAILCompilationResult(Method meth) {
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88 HotSpotMetaAccessProvider metaAccess = backend.getProviders().getMetaAccess();
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89 ResolvedJavaMethod javaMethod = metaAccess.lookupJavaMethod(meth);
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90 return getHSAILCompilationResult(javaMethod);
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91 }
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92
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93 public static HSAILCompilationResult getHSAILCompilationResult(ResolvedJavaMethod javaMethod) {
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94 HotSpotMetaAccessProvider metaAccess = backend.getProviders().getMetaAccess();
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95 ForeignCallsProvider foreignCalls = backend.getProviders().getForeignCalls();
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96 StructuredGraph graph = new StructuredGraph(javaMethod);
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97 new GraphBuilderPhase(metaAccess, foreignCalls, GraphBuilderConfiguration.getEagerDefault(), OptimisticOptimizations.ALL).apply(graph);
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98 return getHSAILCompilationResult(graph);
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99 }
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100
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101 /**
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102 * HSAIL doesn't have a calling convention as such. Function arguments are actually passed in
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103 * memory but then loaded into registers in the function body. This routine makes sure that
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104 * arguments to a kernel or function are loaded (by the kernel or function body) into registers
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105 * of the appropriate sizes. For example, int and float parameters should appear in S registers,
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106 * whereas double and long parameters should appear in d registers.
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107 */
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108 public static CallingConvention getHSAILCallingConvention(CallingConvention.Type type, TargetDescription target, ResolvedJavaMethod method, boolean stackOnly) {
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109 Signature sig = method.getSignature();
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110 JavaType retType = sig.getReturnType(null);
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111 int sigCount = sig.getParameterCount(false);
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112 JavaType[] argTypes;
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113 int argIndex = 0;
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114 if (!Modifier.isStatic(method.getModifiers())) {
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115 argTypes = new JavaType[sigCount + 1];
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116 argTypes[argIndex++] = method.getDeclaringClass();
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117 } else {
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118 argTypes = new JavaType[sigCount];
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119 }
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120 for (int i = 0; i < sigCount; i++) {
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121 argTypes[argIndex++] = sig.getParameterType(i, null);
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122 }
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123
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124 RegisterConfig registerConfig = backend.getProviders().getCodeCache().getRegisterConfig();
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125 return registerConfig.getCallingConvention(type, retType, argTypes, target, stackOnly);
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126 }
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127
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128 public static HSAILCompilationResult getCompiledLambda(Class consumerClass) {
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129 /**
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130 * Find the accept() method in the IntConsumer, then use Graal API to find the target lambda
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131 * that accept will call.
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132 */
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133 Method[] icMethods = consumerClass.getMethods();
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134 Method acceptMethod = null;
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135 for (Method m : icMethods) {
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136 if (m.getName().equals("accept") && acceptMethod == null) {
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137 acceptMethod = m;
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138 break;
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139 }
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140 }
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141
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142 Providers providers = backend.getProviders();
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143 HotSpotMetaAccessProvider metaAccess = (HotSpotMetaAccessProvider) providers.getMetaAccess();
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144 ResolvedJavaMethod rm = metaAccess.lookupJavaMethod(acceptMethod);
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145 StructuredGraph graph = new StructuredGraph(rm);
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146 GraphBuilderPhase graphBuilderPhase = new GraphBuilderPhase(providers.getMetaAccess(), providers.getForeignCalls(), GraphBuilderConfiguration.getDefault(), OptimisticOptimizations.ALL);
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147 graphBuilderPhase.apply(graph);
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148 NodeIterable<Node> nin = graph.getNodes();
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149 ResolvedJavaMethod lambdaMethod = null;
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150 for (Node n : nin) {
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151 if (n instanceof MethodCallTargetNode) {
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152 lambdaMethod = ((MethodCallTargetNode) n).targetMethod();
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153 Debug.log("target ... " + lambdaMethod);
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154 break;
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155 }
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156 }
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157 if (lambdaMethod == null) {
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158 // Did not find call in Consumer.accept.
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159 Debug.log("Should not Reach here, did not find call in accept()");
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160 return null;
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161 }
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162 // Now that we have the target lambda, compile it.
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163 HSAILCompilationResult hsailCompResult = HSAILCompilationResult.getHSAILCompilationResult(lambdaMethod);
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164 return hsailCompResult;
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165 }
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166
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167 public static HSAILCompilationResult getHSAILCompilationResult(StructuredGraph graph) {
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168 Debug.dump(graph, "Graph");
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169 Providers providers = backend.getProviders();
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170 TargetDescription target = providers.getCodeCache().getTarget();
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171 PhasePlan phasePlan = new PhasePlan();
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172 GraphBuilderPhase graphBuilderPhase = new GraphBuilderPhase(providers.getMetaAccess(), providers.getForeignCalls(), GraphBuilderConfiguration.getDefault(), OptimisticOptimizations.NONE);
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173 phasePlan.addPhase(PhasePosition.AFTER_PARSING, graphBuilderPhase);
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174 phasePlan.addPhase(PhasePosition.AFTER_PARSING, new HSAILPhase());
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175 new HSAILPhase().apply(graph);
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176 CallingConvention cc = getHSAILCallingConvention(Type.JavaCallee, target, graph.method(), false);
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177 SuitesProvider suitesProvider = backend.getSuites();
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178 try {
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179 HSAILCompilationResult compResult = compileGraph(graph, cc, graph.method(), providers, backend, target, null, phasePlan, OptimisticOptimizations.NONE, getProfilingInfo(graph),
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180 new SpeculationLog(), suitesProvider.getDefaultSuites(), true, new HSAILCompilationResult(), CompilationResultBuilderFactory.Default);
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181 if ((validDevice) && (compResult.getTargetCode() != null)) {
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182 long kernel = toGPU.generateKernel(compResult.getTargetCode(), graph.method().getName());
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183
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184 if (kernel == 0) {
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185 throw new GraalInternalError("Failed to compile kernel.");
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186 }
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187
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188 ((ExternalCompilationResult) compResult).setEntryPoint(kernel);
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189 HotSpotResolvedJavaMethod compiledMethod = (HotSpotResolvedJavaMethod) graph.method();
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190 InstalledCode installedCode = ((HotSpotCodeCacheProvider) providers.getCodeCache()).addExternalMethod(compiledMethod, compResult);
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191 compResult.setInstalledCode(installedCode);
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192 }
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193 return compResult;
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194 } catch (InvalidInstalledCodeException e) {
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195 e.printStackTrace();
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196 return null;
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197 } catch (GraalInternalError e) {
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198 String partialCode = backend.getPartialCodeString();
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199 if (partialCode != null && !partialCode.equals("")) {
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200 Debug.log("-------------------\nPartial Code Generation:\n--------------------");
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201 Debug.log(partialCode);
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202 Debug.log("-------------------\nEnd of Partial Code Generation\n--------------------");
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203 }
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204 throw e;
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205 }
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parents:
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206 }
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207
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diff changeset
208 private static class HSAILPhase extends Phase {
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209
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210 @Override
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211 protected void run(StructuredGraph graph) {
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diff changeset
212 for (LocalNode local : graph.getNodes(LocalNode.class)) {
11265
ef6915cf1e59 Add illegal stamp
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diff changeset
213 if (local.stamp() instanceof ObjectStamp) {
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diff changeset
214 local.setStamp(StampFactory.declaredNonNull(((ObjectStamp) local.stamp()).type()));
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215 }
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parents:
diff changeset
216 }
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parents:
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217 }
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parents:
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218 }
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219
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220 protected HSAILCompilationResult() {
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221 }
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222
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223 public String getHSAILCode() {
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diff changeset
224 return new String(getTargetCode(), 0, getTargetCodeSize());
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225 }
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parents:
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226
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227 }