src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.replacements.amd64/src/org/graalvm/compiler/replacements/amd64/AMD64FloatConvertNode.java
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1 /* |
1 /* |
2 * Copyright (c) 2012, 2018, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 2012, 2019, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * |
4 * |
5 * This code is free software; you can redistribute it and/or modify it |
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 |
6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. |
7 * published by the Free Software Foundation. |
24 |
24 |
25 package org.graalvm.compiler.replacements.amd64; |
25 package org.graalvm.compiler.replacements.amd64; |
26 |
26 |
27 import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_8; |
27 import static org.graalvm.compiler.nodeinfo.NodeCycles.CYCLES_8; |
28 import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_1; |
28 import static org.graalvm.compiler.nodeinfo.NodeSize.SIZE_1; |
|
29 import static org.graalvm.compiler.nodes.calc.BinaryArithmeticNode.getArithmeticOpTable; |
29 |
30 |
30 import jdk.vm.ci.meta.JavaConstant; |
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31 import org.graalvm.compiler.core.common.calc.FloatConvert; |
31 import org.graalvm.compiler.core.common.calc.FloatConvert; |
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32 import org.graalvm.compiler.core.common.type.ArithmeticOpTable; |
32 import org.graalvm.compiler.core.common.type.ArithmeticOpTable.FloatConvertOp; |
33 import org.graalvm.compiler.core.common.type.ArithmeticOpTable.FloatConvertOp; |
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34 import org.graalvm.compiler.core.common.type.ArithmeticOpTable.UnaryOp; |
33 import org.graalvm.compiler.core.common.type.IntegerStamp; |
35 import org.graalvm.compiler.core.common.type.IntegerStamp; |
34 import org.graalvm.compiler.core.common.type.Stamp; |
36 import org.graalvm.compiler.core.common.type.Stamp; |
35 import org.graalvm.compiler.core.common.type.StampFactory; |
37 import org.graalvm.compiler.core.common.type.StampFactory; |
36 import org.graalvm.compiler.graph.NodeClass; |
38 import org.graalvm.compiler.graph.NodeClass; |
37 import org.graalvm.compiler.graph.spi.CanonicalizerTool; |
39 import org.graalvm.compiler.graph.spi.CanonicalizerTool; |
40 import org.graalvm.compiler.nodes.ValueNode; |
42 import org.graalvm.compiler.nodes.ValueNode; |
41 import org.graalvm.compiler.nodes.calc.FloatConvertNode; |
43 import org.graalvm.compiler.nodes.calc.FloatConvertNode; |
42 import org.graalvm.compiler.nodes.calc.UnaryArithmeticNode; |
44 import org.graalvm.compiler.nodes.calc.UnaryArithmeticNode; |
43 import org.graalvm.compiler.nodes.spi.ArithmeticLIRLowerable; |
45 import org.graalvm.compiler.nodes.spi.ArithmeticLIRLowerable; |
44 import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool; |
46 import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool; |
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47 |
|
48 import jdk.vm.ci.meta.JavaConstant; |
45 |
49 |
46 /** |
50 /** |
47 * This node has the semantics of the AMD64 floating point conversions. It is used in the lowering |
51 * This node has the semantics of the AMD64 floating point conversions. It is used in the lowering |
48 * of the {@link FloatConvertNode} which, on AMD64 needs a {@link AMD64FloatConvertNode} plus some |
52 * of the {@link FloatConvertNode} which, on AMD64 needs a {@link AMD64FloatConvertNode} plus some |
49 * fixup code that handles the corner cases that differ between AMD64 and Java. |
53 * fixup code that handles the corner cases that differ between AMD64 and Java. |
56 public static final NodeClass<AMD64FloatConvertNode> TYPE = NodeClass.create(AMD64FloatConvertNode.class); |
60 public static final NodeClass<AMD64FloatConvertNode> TYPE = NodeClass.create(AMD64FloatConvertNode.class); |
57 |
61 |
58 protected final FloatConvert op; |
62 protected final FloatConvert op; |
59 |
63 |
60 public AMD64FloatConvertNode(FloatConvert op, ValueNode value) { |
64 public AMD64FloatConvertNode(FloatConvert op, ValueNode value) { |
61 super(TYPE, table -> table.getFloatConvert(op), value); |
65 super(TYPE, getArithmeticOpTable(value).getFloatConvert(op), value); |
62 this.op = op; |
66 this.op = op; |
63 this.stamp = this.stamp.meet(createInexactCaseStamp()); |
67 this.stamp = this.stamp.meet(createInexactCaseStamp()); |
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68 } |
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69 |
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70 @Override |
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71 protected UnaryOp<FloatConvertOp> getOp(ArithmeticOpTable table) { |
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72 return table.getFloatConvert(op); |
64 } |
73 } |
65 |
74 |
66 @Override |
75 @Override |
67 public ValueNode canonical(CanonicalizerTool tool, ValueNode forValue) { |
76 public ValueNode canonical(CanonicalizerTool tool, ValueNode forValue) { |
68 // nothing to do |
77 // nothing to do |