Mercurial > hg > graal-compiler
comparison graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/objects/instancevariables/ReadFloatInstanceVariableNode.java @ 13514:0fbee3eb71f0
Ruby: import project.
author | Chris Seaton <chris.seaton@oracle.com> |
---|---|
date | Mon, 06 Jan 2014 17:12:09 +0000 |
parents | |
children |
comparison
equal
deleted
inserted
replaced
13513:64a23ce736a0 | 13514:0fbee3eb71f0 |
---|---|
1 /* | |
2 * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved. This | |
3 * code is released under a tri EPL/GPL/LGPL license. You can use it, | |
4 * redistribute it and/or modify it under the terms of the: | |
5 * | |
6 * Eclipse Public License version 1.0 | |
7 * GNU General Public License version 2 | |
8 * GNU Lesser General Public License version 2.1 | |
9 */ | |
10 package com.oracle.truffle.ruby.nodes.objects.instancevariables; | |
11 | |
12 import com.oracle.truffle.api.*; | |
13 import com.oracle.truffle.api.frame.*; | |
14 import com.oracle.truffle.api.nodes.*; | |
15 import com.oracle.truffle.ruby.nodes.*; | |
16 import com.oracle.truffle.ruby.runtime.*; | |
17 import com.oracle.truffle.ruby.runtime.objects.*; | |
18 | |
19 @NodeInfo(shortName = "@Float") | |
20 public class ReadFloatInstanceVariableNode extends ReadSpecializedInstanceVariableNode { | |
21 | |
22 private final FloatStorageLocation storageLocation; | |
23 | |
24 public ReadFloatInstanceVariableNode(RubyContext context, SourceSection sourceSection, String name, RubyNode receiver, ObjectLayout objectLayout, FloatStorageLocation storageLocation) { | |
25 super(context, sourceSection, name, receiver, objectLayout); | |
26 this.storageLocation = storageLocation; | |
27 } | |
28 | |
29 @Override | |
30 public double executeFloat(VirtualFrame frame) throws UnexpectedResultException { | |
31 final RubyBasicObject receiverObject = (RubyBasicObject) receiver.execute(frame); | |
32 | |
33 final ObjectLayout receiverLayout = receiverObject.getObjectLayout(); | |
34 | |
35 final boolean condition = receiverLayout == objectLayout; | |
36 | |
37 if (condition) { | |
38 assert receiverLayout != null; | |
39 return storageLocation.readFloat(receiverObject, condition); | |
40 } else { | |
41 CompilerDirectives.transferToInterpreter(); | |
42 replace(respecialize(receiverObject)); | |
43 throw new UnexpectedResultException(receiverObject.getInstanceVariable(name)); | |
44 } | |
45 } | |
46 | |
47 @Override | |
48 public Object execute(VirtualFrame frame) { | |
49 try { | |
50 return executeFloat(frame); | |
51 } catch (UnexpectedResultException e) { | |
52 return e.getResult(); | |
53 } | |
54 } | |
55 | |
56 } |