Mercurial > hg > truffle
diff agent/src/share/classes/sun/jvm/hotspot/interpreter/BytecodeGetPut.java @ 0:a61af66fc99e jdk7-b24
Initial load
author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/agent/src/share/classes/sun/jvm/hotspot/interpreter/BytecodeGetPut.java Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,76 @@ +/* + * Copyright 2002-2003 Sun Microsystems, Inc. All Rights Reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + */ + +package sun.jvm.hotspot.interpreter; + +import sun.jvm.hotspot.oops.*; +import sun.jvm.hotspot.runtime.*; + +// getfield, getstatic, putfield or putstatic + +public abstract class BytecodeGetPut extends BytecodeWithCPIndex { + BytecodeGetPut(Method method, int bci) { + super(method, bci); + } + + // returns the name of the accessed field + public Symbol name() { + ConstantPool cp = method().getConstants(); + return cp.getNameRefAt(index()); + } + + // returns the signature of the accessed field + public Symbol signature() { + ConstantPool cp = method().getConstants(); + return cp.getSignatureRefAt(index()); + } + + public Field getField() { + return method().getConstants().getFieldRefAt(index()); + } + + public String toString() { + StringBuffer buf = new StringBuffer(); + buf.append(getJavaBytecodeName()); + buf.append(spaces); + buf.append('#'); + buf.append(Integer.toString(indexForFieldOrMethod())); + buf.append(" [Field "); + StringBuffer sigBuf = new StringBuffer(); + new SignatureConverter(signature(), sigBuf).dispatchField(); + buf.append(sigBuf.toString().replace('/', '.')); + buf.append(spaces); + buf.append(name().asString()); + buf.append("]"); + if (code() != javaCode()) { + buf.append(spaces); + buf.append('['); + buf.append(getBytecodeName()); + buf.append(']'); + } + return buf.toString(); + } + + public abstract boolean isStatic(); +}