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/*
* Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2021, Alibaba Group Holding Limited. 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.
*/
/**
* @test
* @bug 8183543
* @summary C2 compilation often fails on aarch64 with "failed spill-split-recycle sanity check"
*
* @library /test/lib
*
* @build jdk.test.whitebox.WhiteBox
*
* @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
*
* @run main/othervm -Xbatch
* -XX:-Inline
* -XX:-TieredCompilation
* -XX:+PreserveFramePointer
* -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:.
* compiler.regalloc.TestC2IntPressure
*/
package compiler.regalloc;
import jdk.test.whitebox.WhiteBox;
public class TestC2IntPressure {
static volatile int vol_f;
static void not_inlined() {
// Do nothing
}
static int test(TestC2IntPressure arg) {
TestC2IntPressure a = arg;
int res = 0;
not_inlined();
res = a.vol_f;
return res;
}
public static void main(String args[]) {
TestC2IntPressure arg = new TestC2IntPressure();
for (int i = 0; i < 10000; i++) {
test(arg);
}
try {
var method = TestC2IntPressure.class.getDeclaredMethod("test", TestC2IntPressure.class);
if (!WhiteBox.getWhiteBox().isMethodCompiled(method)) {
throw new Error("test method didn't get compiled");
}
} catch (NoSuchMethodException e) {
throw new Error("TESTBUG : " + e, e);
}
}
}
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