test/hotspot/jtreg/compiler/conversions/Conversion.jasm

/*
 * Copyright (c) 2019, 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 compiler/conversions;

public class Conversion
  version 52:0
{
    Field booleanFld:Z;
    Field byteFld:B;
    Field charFld:C;
    Field shortFld:S;
    Field intFld:I;

    public Method "<init>":"()V"
      stack 1 locals 1
    {
        aload_0;
        invokespecial Method java/lang/Object."<init>":"()V";
        return;
    }

    public Method testBooleanConst:"()I"
      stack 5 locals 1
    {
        aload_0;
        ldc_w int 2;  // 2^1 (maximum boolean value is 1)
        putfield  Field booleanFld:"Z";
        aload_0;
        getfield  Field booleanFld:"Z";
        ireturn;
    }

    public Method testBoolean:"(I)I"
      stack 5 locals 2
    {
        aload_0;
        iload_1;
        putfield  Field booleanFld:"Z";
        aload_0;
        getfield  Field booleanFld:"Z";
        ireturn;
    }

    public Method testByteConst:"()I"
      stack 5 locals 1
    {
        aload_0;
        ldc_w int 256;  // 2^8 (maximum byte value is 2^7-1)
        putfield  Field byteFld:"B";
        aload_0;
        getfield  Field byteFld:"B";
        ireturn;
    }

    public Method testByte:"(I)I"
      stack 5 locals 2
    {
        aload_0;
        iload_1;
        putfield  Field byteFld:"B";
        aload_0;
        getfield  Field byteFld:"B";
        ireturn;
    }

    public Method testCharConst:"()I"
      stack 5 locals 1
    {
        aload_0;
        ldc_w int 131072;  // 2^17 (maximum char value is 2^16-1)
        putfield  Field charFld:"C";
        aload_0;
        getfield  Field charFld:"C";
        ireturn;
    }

    public Method testChar:"(I)I"
      stack 5 locals 2
    {
        aload_0;
        iload_1;
        putfield  Field charFld:"C";
        aload_0;
        getfield  Field charFld:"C";
        ireturn;
    }

    public Method testShortConst:"()I"
      stack 5 locals 1
    {
        aload_0;
        ldc_w int 65536;  // 2^16 (maximum short value is 2^15-1)
        putfield  Field shortFld:"S";
        aload_0;
        getfield  Field shortFld:"S";
        ireturn;
    }

    public Method testShort:"(I)I"
      stack 5 locals 2
    {
        aload_0;
        iload_1;
        putfield  Field shortFld:"S";
        aload_0;
        getfield  Field shortFld:"S";
        ireturn;
    }
}