--- /dev/null 2017-01-22 10:16:57.869617664 -0800 +++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.nodes.test/src/org/graalvm/compiler/nodes/test/LoopLivenessTest.java 2017-02-15 17:06:24.925033792 -0800 @@ -0,0 +1,375 @@ +/* + * Copyright (c) 2016, 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. + */ +package org.graalvm.compiler.nodes.test; + +import org.junit.Test; + +import org.graalvm.compiler.core.test.GraalCompilerTest; +import org.graalvm.compiler.java.LargeLocalLiveness; +import org.graalvm.compiler.java.SmallLocalLiveness; + +public class LoopLivenessTest extends GraalCompilerTest { + + /** + * Exercise {@link SmallLocalLiveness} with 64 loops. + */ + public static void manyLoopsSmall() { + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + } + + /** + * Exercise {@link LargeLocalLiveness} with 64 loops. + */ + @SuppressWarnings("unused") + public static void manyLoopsLarge() { + int i0; + int i1; + int i2; + int i3; + int i4; + int i5; + int i6; + int i7; + int i8; + int i9; + int i10; + int i11; + int i12; + int i13; + int i14; + int i15; + int i16; + int i17; + int i18; + int i19; + int i20; + int i21; + int i22; + int i23; + int i24; + int i25; + int i26; + int i27; + int i28; + int i29; + int i30; + int i31; + int i32; + int i33; + int i34; + int i35; + int i36; + int i37; + int i38; + int i39; + int i40; + int i41; + int i42; + int i43; + int i44; + int i45; + int i46; + int i47; + int i48; + int i49; + int i50; + int i51; + int i52; + int i53; + int i54; + int i55; + int i56; + int i57; + int i58; + int i59; + int i60; + int i61; + int i62; + int i63; + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + for (int i = 0; i < 10; i++) { + for (int j = 0; j < 10; j++) { + } + } + } + + @Test + public void testManyLoopsSmall() { + test("manyLoopsSmall"); + } + + @Test + public void testManyLoopsLarge() { + test("manyLoopsLarge"); + } +}