jdk-24/test/hotspot/jtreg/compiler/loopopts/TestPhaseCFGNeverBranchToGoto.jasm
2022-12-12 12:11:02 +00:00

72 lines
1.9 KiB
Plaintext

/*
* Copyright (c) 2022, 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.
*/
super public class TestPhaseCFGNeverBranchToGoto
{
public Method "<init>":"()V"
stack 2 locals 1
{
aload_0;
invokespecial Method java/lang/Object."<init>":"()V";
return;
}
static Method test:"(III)V"
stack 200 locals 200
{
iload 2;
ifeq LEND; // at runtime avoid the infinite-loop
iload 0;
ifeq L20;
goto L10;
L10:
goto L11;
L11:
iinc 0, 1;
iload 1;
ifge L10;
goto L11;
L20:
iload 1;
ifle L21;
goto L10;
L21:
iconst_m1; // eventually false
ifge L11;
goto L20;
LEND:
return;
}
public static Method main:"([Ljava/lang/String;)V"
stack 100 locals 100
{
iconst_0;
iconst_m1;
iconst_0;
invokestatic Method test:"(III)V";
return;
}
}