Mercurial > hg > truffle
annotate src/cpu/x86/vm/vmreg_x86.inline.hpp @ 1683:99ceb0e99c9e
Merge
author | never |
---|---|
date | Mon, 26 Jul 2010 15:58:07 -0700 |
parents | c18cbe5936b8 |
children | f95d63e2154a |
rev | line source |
---|---|
0 | 1 /* |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
diff
changeset
|
2 * Copyright (c) 2006, 2007, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
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 | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
diff
changeset
|
21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 inline VMReg RegisterImpl::as_VMReg() { | |
26 if( this==noreg ) return VMRegImpl::Bad(); | |
27 #ifdef AMD64 | |
28 return VMRegImpl::as_VMReg(encoding() << 1 ); | |
29 #else | |
30 return VMRegImpl::as_VMReg(encoding() ); | |
31 #endif // AMD64 | |
32 } | |
33 | |
34 inline VMReg FloatRegisterImpl::as_VMReg() { | |
35 return VMRegImpl::as_VMReg((encoding() << 1) + ConcreteRegisterImpl::max_gpr); | |
36 } | |
37 | |
38 inline VMReg XMMRegisterImpl::as_VMReg() { | |
39 return VMRegImpl::as_VMReg((encoding() << 1) + ConcreteRegisterImpl::max_fpr); | |
40 } | |
41 | |
42 | |
43 inline bool VMRegImpl::is_Register() { | |
44 return (unsigned int) value() < (unsigned int) ConcreteRegisterImpl::max_gpr; | |
45 } | |
46 | |
47 inline bool VMRegImpl::is_FloatRegister() { | |
48 return value() >= ConcreteRegisterImpl::max_gpr && value() < ConcreteRegisterImpl::max_fpr; | |
49 } | |
50 | |
51 inline bool VMRegImpl::is_XMMRegister() { | |
52 return value() >= ConcreteRegisterImpl::max_fpr && value() < ConcreteRegisterImpl::max_xmm; | |
53 } | |
54 | |
55 inline Register VMRegImpl::as_Register() { | |
56 | |
57 assert( is_Register(), "must be"); | |
58 // Yuk | |
59 #ifdef AMD64 | |
60 return ::as_Register(value() >> 1); | |
61 #else | |
62 return ::as_Register(value()); | |
63 #endif // AMD64 | |
64 } | |
65 | |
66 inline FloatRegister VMRegImpl::as_FloatRegister() { | |
67 assert( is_FloatRegister() && is_even(value()), "must be" ); | |
68 // Yuk | |
69 return ::as_FloatRegister((value() - ConcreteRegisterImpl::max_gpr) >> 1); | |
70 } | |
71 | |
72 inline XMMRegister VMRegImpl::as_XMMRegister() { | |
73 assert( is_XMMRegister() && is_even(value()), "must be" ); | |
74 // Yuk | |
75 return ::as_XMMRegister((value() - ConcreteRegisterImpl::max_fpr) >> 1); | |
76 } | |
77 | |
78 inline bool VMRegImpl::is_concrete() { | |
79 assert(is_reg(), "must be"); | |
80 #ifndef AMD64 | |
81 if (is_Register()) return true; | |
82 #endif // AMD64 | |
83 return is_even(value()); | |
84 } |