--- a/hotspot/agent/src/share/classes/sun/jvm/hotspot/asm/sparc/JmplDecoder.java Thu Sep 27 11:25:01 2012 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,55 +0,0 @@
-/*
- * Copyright (c) 2002, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- *
- */
-
-package sun.jvm.hotspot.asm.sparc;
-
-import sun.jvm.hotspot.asm.*;
-
-class JmplDecoder extends MemoryInstructionDecoder {
- JmplDecoder() {
- super(JMPL, "jmpl", RTLDT_UNSIGNED_WORD);
- }
-
- Instruction decodeMemoryInstruction(int instruction, SPARCRegisterIndirectAddress addr,
- SPARCRegister rd, SPARCInstructionFactory factory) {
- // this may be most probably indirect call or ret or retl
- Instruction instr = null;
- if (rd == SPARCRegisters.O7) {
- instr = factory.newIndirectCallInstruction(addr, rd);
- } else if (rd == SPARCRegisters.G0) {
- int disp = (int) addr.getDisplacement();
- Register base = addr.getBase();
- if (base == SPARCRegisters.I7 && disp == 8) {
- instr = factory.newReturnInstruction(addr, rd, false /* not leaf */);
- } else if (base == SPARCRegisters.O7 && disp == 8) {
- instr = factory.newReturnInstruction(addr, rd, true /* leaf */);
- } else {
- instr = factory.newJmplInstruction(addr, rd);
- }
- } else {
- instr = factory.newJmplInstruction(addr, rd);
- }
- return instr;
- }
-}