jdk-sandbox: hotspot/test/compiler/c2/Test6973329.java@c2304140ed64 (annotated)

6188 95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	1	/*
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	2	* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	4	*
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	5	* This code is free software; you can redistribute it and/or modify it
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	6	* under the terms of the GNU General Public License version 2 only, as
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	7	* published by the Free Software Foundation.
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	8	*
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	9	* This code is distributed in the hope that it will be useful, but WITHOUT
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	12	* version 2 for more details (a copy is included in the LICENSE file that
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	13	* accompanied this code).
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	14	*
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	15	* You should have received a copy of the GNU General Public License version
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	16	* 2 along with this work; if not, write to the Free Software Foundation,
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	18	*
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	20	* or visit www.oracle.com if you need additional information or have any
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	21	* questions.
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	22	*/
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	23
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	24	/**
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	25	* @test
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	26	* @bug 6973329
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	27	* @summary C2 with Zero based COOP produces code with broken anti-dependency on x86
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	28	*
40059 c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	29	* @run main/othervm -Xbatch -Xcomp
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	30	* -XX:CompileCommand=compileonly,compiler.c2.Test6973329::*
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	31	* compiler.c2.Test6973329
6188 95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	32	*/
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	33
40059 c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	34	package compiler.c2;
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	35
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	36	public class Test6973329 {
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	37	static class A {
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	38	A next;
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	39	int n;
6188 95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	40
40059 c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	41	public int get_n() {
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	42	return n + 1;
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	43	}
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	44	}
6188 95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	45
40059 c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	46	A a;
6188 95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	47
40059 c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	48	void test(A new_next) {
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	49	A prev_next = a.next;
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	50	a.next = new_next;
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	51	if (prev_next == null) {
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	52	a.n = a.get_n();
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	53	}
6188 95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	54	}
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	55
40059 c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	56	public static void main(String args[]) {
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	57	Test6973329 t = new Test6973329();
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	58	t.a = new A();
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	59	t.a.n = 1;
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	60	t.test(new A());
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	61	if (t.a.n != 2) {
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	62	System.out.println("Wrong value: " + t.a.n + " expected: 2");
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	63	System.exit(97);
c2304140ed64 8132919: Put compiler tests in packages tpivovarova parents: 27699 diff changeset	64	}
6188 95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	65	}
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	66	}
95ea4d66089a 6973329: C2 with Zero based COOP produces code with broken anti-dependency on x86 kvn parents: diff changeset	67

author	tpivovarova
	Tue, 12 Jul 2016 18:24:48 +0300
changeset 40059	c2304140ed64
parent 27699	hotspot/test/compiler/c2/6973329/Test.java@9913b19c0948
permissions	-rw-r--r--