jdk-24/test/hotspot/jtreg/compiler/c1/BadStateAtLongCmp.jasm
2022-08-30 07:27:51 +00:00

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/*
* Copyright (c) 2022, Red Hat, 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
super public class BadStateAtLongCmp
version 52:0
{
public static Field field:I;
public Method "<init>":"()V"
stack 1 locals 1
{
aload_0;
invokespecial Method java/lang/Object."<init>":"()V";
return;
}
/* Same as:
public static void test() {
long l = 0;
do {
l++;
field++;
} while (l < 1000);
}
but with field++ between the lcmp and iflt bytecodes.
*/
public static Method test:"()V"
stack 4 locals 2
{
lconst_0;
lstore_0;
L2: stack_frame_type append;
locals_map long;
lload_0;
lconst_1;
ladd;
lstore_0;
lload_0;
ldc2_w long 1000l;
lcmp;
getstatic Field field:"I";
iconst_1;
iadd;
putstatic Field field:"I";
iflt L2;
return;
}
} // end Class BadStateAtLongCmp