Mercurial > hg > graal-compiler
annotate agent/src/share/classes/sun/jvm/hotspot/asm/Instruction.java @ 2177:3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
Summary: move symbols from permgen into C heap and reference count them
Reviewed-by: never, acorn, jmasa, stefank
| author | coleenp |
|---|---|
| date | Thu, 27 Jan 2011 16:11:27 -0800 |
| parents | c18cbe5936b8 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
|
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
0
diff
changeset
|
2 * Copyright (c) 2002, 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 package sun.jvm.hotspot.asm; | |
| 26 | |
| 27 public interface Instruction { | |
| 28 public String getName(); | |
| 29 | |
| 30 // total size in bytes (operands + opcode). | |
| 31 // for eg. in sparc it is always 4 (= 32bits) | |
| 32 public int getSize(); | |
| 33 | |
| 34 // some type testers | |
| 35 public boolean isIllegal(); | |
| 36 public boolean isArithmetic(); | |
| 37 public boolean isLogical(); | |
| 38 public boolean isShift(); | |
| 39 public boolean isMove(); | |
| 40 public boolean isBranch(); | |
| 41 public boolean isCall(); | |
| 42 public boolean isReturn(); | |
| 43 public boolean isLoad(); | |
| 44 public boolean isStore(); | |
| 45 public boolean isFloat(); | |
| 46 public boolean isTrap(); | |
| 47 public boolean isNoop(); | |
| 48 | |
| 49 // convert the instruction as String given currentPc | |
| 50 // and SymbolFinder | |
| 51 | |
| 52 public String asString(long currentPc, SymbolFinder symFinder); | |
| 53 } |