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comparison c1x4hotspotsrc/HotSpotVM/src/com/sun/hotspot/c1x/HotSpotRegisterConfig.java @ 1423:760213a60e8b

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* rewrite of the code installation * partial support for safepoints * macro-based CiTargetMethod interface * code stub support
author Lukas Stadler <lukas.stadler@oracle.com>
date Mon, 16 Aug 2010 18:59:36 -0700
parents 3483ec571caf
children 98fffb304868
comparison
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1422:3483ec571caf 1423:760213a60e8b
1 /* 1 /*
2 * Copyright (c) 2009 Sun Microsystems, Inc. All rights reserved. 2 * Copyright (c) 2009-2010 Sun Microsystems, Inc. All rights reserved.
3 * 3 *
4 * Sun Microsystems, Inc. has intellectual property rights relating to technology embodied in the product that is 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 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 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. 7 * applications in the U.S. and in other countries.
136 return getAllocatableRegisters(); 136 return getAllocatableRegisters();
137 } 137 }
138 138
139 @Override 139 @Override
140 public CiRegister getReturnRegister(CiKind kind) { 140 public CiRegister getReturnRegister(CiKind kind) {
141 return AMD64.rax; 141 switch (kind) {
142 case Boolean:
143 case Byte:
144 case Char:
145 case Short:
146 case Int:
147 case Long:
148 case Object:
149 return AMD64.rax;
150 case Float:
151 case Double:
152 return AMD64.xmm0;
153 case Void:
154 case Illegal:
155 return null;
156 default:
157 throw new UnsupportedOperationException("no return register for type " + kind);
158 }
142 } 159 }
143 160
144 @Override 161 @Override
145 public CiCallingConvention getRuntimeCallingConvention(CiKind[] parameters, CiTarget target) { 162 public CiCallingConvention getRuntimeCallingConvention(CiKind[] parameters, CiTarget target) {
146 return callingConvention(parameters, true, target); 163 return callingConvention(parameters, true, target);