annotate agent/src/share/classes/sun/jvm/hotspot/asm/x86/X86PCRelativeAddress.java @ 1913:3b2dea75431e

6984311: JSR 292 needs optional bootstrap method parameters Summary: Allow CONSTANT_InvokeDynamic nodes to have any number of extra operands. Reviewed-by: twisti
author jrose
date Sat, 30 Oct 2010 13:08:23 -0700
parents c18cbe5936b8
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
a61af66fc99e Initial load
duke
parents:
diff changeset
1 /*
1552
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories
trims
parents: 0
diff changeset
2 * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved.
0
a61af66fc99e Initial load
duke
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
a61af66fc99e Initial load
duke
parents:
diff changeset
4 *
a61af66fc99e Initial load
duke
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
a61af66fc99e Initial load
duke
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
a61af66fc99e Initial load
duke
parents:
diff changeset
7 * published by the Free Software Foundation.
a61af66fc99e Initial load
duke
parents:
diff changeset
8 *
a61af66fc99e Initial load
duke
parents:
diff changeset
9 * This code is distributed in the hope that it will be useful, but WITHOUT
a61af66fc99e Initial load
duke
parents:
diff changeset
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
a61af66fc99e Initial load
duke
parents:
diff changeset
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
a61af66fc99e Initial load
duke
parents:
diff changeset
12 * version 2 for more details (a copy is included in the LICENSE file that
a61af66fc99e Initial load
duke
parents:
diff changeset
13 * accompanied this code).
a61af66fc99e Initial load
duke
parents:
diff changeset
14 *
a61af66fc99e Initial load
duke
parents:
diff changeset
15 * You should have received a copy of the GNU General Public License version
a61af66fc99e Initial load
duke
parents:
diff changeset
16 * 2 along with this work; if not, write to the Free Software Foundation,
a61af66fc99e Initial load
duke
parents:
diff changeset
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
a61af66fc99e Initial load
duke
parents:
diff changeset
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
a61af66fc99e Initial load
duke
parents:
diff changeset
22 *
a61af66fc99e Initial load
duke
parents:
diff changeset
23 */
a61af66fc99e Initial load
duke
parents:
diff changeset
24
a61af66fc99e Initial load
duke
parents:
diff changeset
25 package sun.jvm.hotspot.asm.x86;
a61af66fc99e Initial load
duke
parents:
diff changeset
26
a61af66fc99e Initial load
duke
parents:
diff changeset
27 import sun.jvm.hotspot.asm.*;
a61af66fc99e Initial load
duke
parents:
diff changeset
28
a61af66fc99e Initial load
duke
parents:
diff changeset
29 // address is specified as an offset from current PC
a61af66fc99e Initial load
duke
parents:
diff changeset
30
a61af66fc99e Initial load
duke
parents:
diff changeset
31 public class X86PCRelativeAddress extends PCRelativeAddress {
a61af66fc99e Initial load
duke
parents:
diff changeset
32 private int instrSize;
a61af66fc99e Initial load
duke
parents:
diff changeset
33
a61af66fc99e Initial load
duke
parents:
diff changeset
34 public X86PCRelativeAddress(long disp) {
a61af66fc99e Initial load
duke
parents:
diff changeset
35 super(disp);
a61af66fc99e Initial load
duke
parents:
diff changeset
36 }
a61af66fc99e Initial load
duke
parents:
diff changeset
37
a61af66fc99e Initial load
duke
parents:
diff changeset
38
a61af66fc99e Initial load
duke
parents:
diff changeset
39 public void setInstructionSize(int size) {
a61af66fc99e Initial load
duke
parents:
diff changeset
40 instrSize = size;
a61af66fc99e Initial load
duke
parents:
diff changeset
41 }
a61af66fc99e Initial load
duke
parents:
diff changeset
42
a61af66fc99e Initial load
duke
parents:
diff changeset
43 public String toString() {
a61af66fc99e Initial load
duke
parents:
diff changeset
44 long displacement = this.getDisplacement();
a61af66fc99e Initial load
duke
parents:
diff changeset
45 return new Long(displacement).toString();
a61af66fc99e Initial load
duke
parents:
diff changeset
46 }
a61af66fc99e Initial load
duke
parents:
diff changeset
47
a61af66fc99e Initial load
duke
parents:
diff changeset
48 //In intel assembly the displacement is from start of next instruction.
a61af66fc99e Initial load
duke
parents:
diff changeset
49 //So we add the size of current instruction to get the correct disp.
a61af66fc99e Initial load
duke
parents:
diff changeset
50 public long getDisplacement() {
a61af66fc99e Initial load
duke
parents:
diff changeset
51 long displacement = super.getDisplacement() + (long)instrSize;
a61af66fc99e Initial load
duke
parents:
diff changeset
52 return displacement;
a61af66fc99e Initial load
duke
parents:
diff changeset
53 }
a61af66fc99e Initial load
duke
parents:
diff changeset
54 }