diff --git a/test/hotspot/jtreg/compiler/c2/TestTopCastIIOnUndetectedDeadPath4.java b/test/hotspot/jtreg/compiler/c2/TestTopCastIIOnUndetectedDeadPath4.java new file mode 100644 index 00000000000..566295b844b --- /dev/null +++ b/test/hotspot/jtreg/compiler/c2/TestTopCastIIOnUndetectedDeadPath4.java @@ -0,0 +1,134 @@ +/* + * Copyright (c) 2023, 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. + */ + +/* + * @test id=JDK-8293941 + * @bug 8319372 8293941 + * @summary Tests that CastII are not dying anymore and breaking the graph due to control that is not removed + * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+AbortVMOnCompilationFailure -XX:-RangeCheckElimination + * -Xcomp -XX:CompileOnly=compiler.c2.TestTopCastIIOnUndetectedDeadPath4::* + * compiler.c2.TestTopCastIIOnUndetectedDeadPath4 + */ + +/* + * @test id=JDK-8314111 + * @bug 8319372 8314111 + * @summary Tests that CastII are not dying anymore and breaking the graph due to control that is not removed + * @run main/othervm -Xcomp -XX:CompileOnly=compiler.c2.TestTopCastIIOnUndetectedDeadPath4::test* + * compiler.c2.TestTopCastIIOnUndetectedDeadPath4 + */ + +/* + * @test id=NoFlags + * @summary Tests that CastII are not dying anymore and breaking the graph due to control that is not removed + * @run main/othervm compiler.c2.TestTopCastIIOnUndetectedDeadPath4 + */ + +package compiler.c2; + +public class TestTopCastIIOnUndetectedDeadPath4 { + + static boolean bFld; + static int iArrFld[]; + static long lArrFld[]; + static double dArrFld[][]; + + public static void main(String[] strArr) { + for (int i = 0; i < 5000; i++) { + test8293941(); + test8314111_1(); + test8314111_2(); + } + } + + static void test8293941() { + int i16; + boolean b = false; + for (double d1 = 31.2; d1 < 72; d1++) { + for (i16 = (int) d1; i16 < 2; ++i16) { + iArrFld[i16] >>= 5; + dArrFld[i16 - 1][i16] = 3; + if (b) { + break; + } + lArrFld[i16] = 4; + } + switch (0) { + case 5: + b = b; + } + } + } + + static void test8314111_1() { + int i, i1 = 0, i28, i30 = 0, iArr[] = new int[10]; + boolean bArr[] = new boolean[10]; + i = 1; + while (++i < 5) { + try { + i1 = iArr[i - 1]; + i1 = 2 / i; + } catch (ArithmeticException a_e) { + } + if (bFld) { + switch (i) { + case 4: + for (i28 = 3; 100 > i28; i28++) { + i1 -= i28; + } + if ((i30 -= 3) > 0) { + switch (i30) { + case 4: + bArr[i - 1] = bFld; + iArr[i] = 6; + } + } + } + } + } + } + + static void test8314111_2() { + int iArr[] = new int[1000]; + boolean bArr[] = new boolean[1000]; + int x = 0; + int i = 1; + while (++i < 5) { + try { + x = iArr[i - 1]; + x = 2 / i; + } catch (ArithmeticException a_e) { + } + if (bFld) { + x++; + bArr[i - 1] = false; + iArr[i] = 0; + } + } + } +} + +class Foo { + public static void empty() { + } +}