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annotate graal/com.oracle.graal.replacements.amd64/src/com/oracle/graal/replacements/amd64/AMD64MathIntrinsicNode.java @ 21916:3df76a0300f3

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jvmci.make remove generated source from search path; export compilers into a different directory when jvmci is disabled: jre/lib/<arch>/(server|client)-nojvmci/
author Stefan Anzinger <stefan.anzinger@oracle.com>
date Thu, 11 Jun 2015 11:07:28 +0200
parents 48c1ebd24120
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /*
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2 * Copyright (c) 2012, 2015, 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 package com.oracle.graal.replacements.amd64;
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24
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25 import com.oracle.jvmci.meta.Kind;
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26 import com.oracle.jvmci.meta.Value;
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882f4cb7cfcf Move Stamps to graal.compiler.common.
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27 import com.oracle.graal.compiler.common.type.*;
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28 import com.oracle.graal.graph.*;
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29 import com.oracle.graal.graph.spi.*;
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30 import com.oracle.graal.lir.amd64.*;
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31 import com.oracle.graal.lir.gen.*;
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32 import com.oracle.graal.nodeinfo.*;
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33 import com.oracle.graal.nodes.*;
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34 import com.oracle.graal.nodes.calc.*;
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35 import com.oracle.graal.nodes.spi.*;
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36 import com.oracle.jvmci.common.*;
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37
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38 @NodeInfo
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39 public final class AMD64MathIntrinsicNode extends UnaryNode implements ArithmeticLIRLowerable {
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40
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41 public static final NodeClass<AMD64MathIntrinsicNode> TYPE = NodeClass.create(AMD64MathIntrinsicNode.class);
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42 protected final Operation operation;
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43
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44 public enum Operation {
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45 LOG,
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46 LOG10,
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47 SIN,
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48 COS,
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49 TAN
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50 }
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51
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52 public Operation operation() {
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53 return operation;
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54 }
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55
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56 public static ValueNode create(ValueNode value, Operation op) {
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57 ValueNode c = tryConstantFold(value, op);
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58 if (c != null) {
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59 return c;
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60 }
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61 return new AMD64MathIntrinsicNode(value, op);
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62 }
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63
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64 protected static ValueNode tryConstantFold(ValueNode value, Operation op) {
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65 if (value.isConstant()) {
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66 double ret = doCompute(value.asJavaConstant().asDouble(), op);
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67 return ConstantNode.forDouble(ret);
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68 }
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69 return null;
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70 }
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71
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72 protected AMD64MathIntrinsicNode(ValueNode value, Operation op) {
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73 super(TYPE, StampFactory.forKind(Kind.Double), value);
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74 assert value.stamp() instanceof FloatStamp && PrimitiveStamp.getBits(value.stamp()) == 64;
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75 this.operation = op;
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76 }
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77
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78 @Override
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79 public void generate(NodeMappableLIRBuilder builder, ArithmeticLIRGenerator lirGen) {
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80 AMD64ArithmeticLIRGenerator gen = (AMD64ArithmeticLIRGenerator) lirGen;
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81 Value input = builder.operand(getValue());
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82 Value result;
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83 switch (operation()) {
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84 case LOG:
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85 result = gen.emitMathLog(input, false);
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86 break;
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87 case LOG10:
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88 result = gen.emitMathLog(input, true);
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89 break;
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90 case SIN:
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91 result = gen.emitMathSin(input);
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92 break;
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93 case COS:
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94 result = gen.emitMathCos(input);
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95 break;
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96 case TAN:
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97 result = gen.emitMathTan(input);
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98 break;
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99 default:
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100 throw JVMCIError.shouldNotReachHere();
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101 }
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102 builder.setResult(this, result);
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103 }
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104
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105 @Override
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106 public ValueNode canonical(CanonicalizerTool tool, ValueNode forValue) {
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107 ValueNode c = tryConstantFold(forValue, operation());
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108 if (c != null) {
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109 return c;
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110 }
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111 return this;
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112 }
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113
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114 @NodeIntrinsic
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115 public static native double compute(double value, @ConstantNodeParameter Operation op);
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116
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117 private static double doCompute(double value, Operation op) {
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118 switch (op) {
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119 case LOG:
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120 return Math.log(value);
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121 case LOG10:
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122 return Math.log10(value);
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123 case SIN:
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124 return Math.sin(value);
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125 case COS:
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126 return Math.cos(value);
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127 case TAN:
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128 return Math.tan(value);
16249
9c4043105f48 make MathIntrinsicNode a UnaryNode
Lukas Stadler <lukas.stadler@oracle.com>
parents: 15299
diff changeset
129 default:
21543
93c50cefb9e8 moved GraalInternalError to com.oracle.jvmci.common and renamed it to JVMCIError (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 20854
diff changeset
130 throw new JVMCIError("unknown op %s", op);
8481
92571f3eeeeb made VM independent method substitutions be interpretable
Doug Simon <doug.simon@oracle.com>
parents: 8451
diff changeset
131 }
92571f3eeeeb made VM independent method substitutions be interpretable
Doug Simon <doug.simon@oracle.com>
parents: 8451
diff changeset
132 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
133 }