Mercurial > hg > truffle
comparison c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/HotSpotTarget.java @ 1423:760213a60e8b
* rewrite of the code installation
* partial support for safepoints
* macro-based CiTargetMethod interface
* code stub support
author | Lukas Stadler <lukas.stadler@oracle.com> |
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date | Mon, 16 Aug 2010 18:59:36 -0700 |
parents | |
children | 9e5e83ca2259 |
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1422:3483ec571caf | 1423:760213a60e8b |
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1 /* | |
2 * Copyright (c) 2010 Sun Microsystems, Inc. All rights reserved. | |
3 * | |
4 * Sun Microsystems, Inc. has intellectual property rights relating to technology embodied in the product that is | |
5 * described in this document. In particular, and without limitation, these intellectual property rights may include one | |
6 * or more of the U.S. patents listed at http://www.sun.com/patents and one or more additional patents or pending patent | |
7 * applications in the U.S. and in other countries. | |
8 * | |
9 * U.S. Government Rights - Commercial software. Government users are subject to the Sun Microsystems, Inc. standard | |
10 * license agreement and applicable provisions of the FAR and its supplements. | |
11 * | |
12 * Use is subject to license terms. Sun, Sun Microsystems, the Sun logo, Java and Solaris are trademarks or registered | |
13 * trademarks of Sun Microsystems, Inc. in the U.S. and other countries. All SPARC trademarks are used under license and | |
14 * are trademarks or registered trademarks of SPARC International, Inc. in the U.S. and other countries. | |
15 * | |
16 * UNIX is a registered trademark in the U.S. and other countries, exclusively licensed through X/Open Company, Ltd. | |
17 */ | |
18 package com.sun.hotspot.c1x; | |
19 | |
20 import com.sun.cri.ci.*; | |
21 import com.sun.cri.ri.*; | |
22 | |
23 /** | |
24 * HotSpot-specific CiTarget that provides the correct stack frame size alignment. | |
25 * | |
26 * @author Lukas Stadler | |
27 */ | |
28 public class HotSpotTarget extends CiTarget { | |
29 | |
30 public HotSpotTarget(CiArchitecture arch, RiRegisterConfig registerConfig, boolean isMP, int spillSlotSize, int wordSize, int referenceSize, int stackAlignment, int pageSize, int cacheAlignment, | |
31 int heapAlignment, int codeAlignment, boolean inlineObjects) { | |
32 super(arch, registerConfig, isMP, spillSlotSize, wordSize, referenceSize, stackAlignment, pageSize, cacheAlignment, heapAlignment, codeAlignment, inlineObjects); | |
33 } | |
34 | |
35 @Override | |
36 public int alignFrameSize(int frameSize) { | |
37 // account for the stored rbp value | |
38 return super.alignFrameSize(frameSize + wordSize) - wordSize; | |
39 } | |
40 } |