8231754: [JVMCI] Make r27 unconditionally reserved in JVMCI
Summary: Reserve r27 (heap base register) on AArch64 unconditionally
Reviewed-by: adinn, dlong
/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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* 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).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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*/
/*
* @test
*
* @bug 4283246
* @summary Verify proper bytecode-level qualification of method accesses.
* @author maddox (cribbed from gbracha)
*
* @run clean P1.*
* @run compile MethodReferenceQualification_1.java
* @run main/othervm -Xverify:all MethodReferenceQualification_1
*/
/*
* All method references should be qualified at the bytecode level with
* the class of the object through which the access is made, which is
* public. The method 'foo' is declared in a package-private class, but
* inherited by the public class 'P1.pub'. This program will fail to
* verify if the method is qualified by the declaring class.
*/
public class MethodReferenceQualification_1 extends P1.pub {
void bar () {
P1.pub p = new P1.pub();
p.foo();
this.foo();
foo();
}
public static void main(String[] args) {
(new MethodReferenceQualification_1()).bar();
}
}