8187443: Forest Consolidation: Move files to unified layout

Reviewed-by: darcy, ihse
2025-08-27 23:04:50 +02:00 · 2017-09-12 19:03:39 +02:00 · 2017-09-12 19:03:39 +02:00 · 3789983e89
commit 3789983e89
parent 270fe13182
56923 changed files with 3 additions and 15727 deletions
--- a/test/hotspot/jtreg/compiler/jvmci/compilerToVM/GetBytecodeTest.java
+++ b/test/hotspot/jtreg/compiler/jvmci/compilerToVM/GetBytecodeTest.java
@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/**
+ * @test
+ * @bug 8136421
+ * @requires vm.jvmci
+ * @library /test/lib /
+ * @library ../common/patches
+ * @modules java.base/jdk.internal.misc
+ * @modules java.base/jdk.internal.org.objectweb.asm
+ *          java.base/jdk.internal.org.objectweb.asm.tree
+ *          jdk.internal.vm.ci/jdk.vm.ci.hotspot
+ *          jdk.internal.vm.ci/jdk.vm.ci.code
+ * @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
+ * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
+ *                   -Djvmci.Compiler=null
+ *                   compiler.jvmci.compilerToVM.GetBytecodeTest
+ */
+
+package compiler.jvmci.compilerToVM;
+
+import compiler.jvmci.common.CTVMUtilities;
+import compiler.jvmci.common.testcases.TestCase;
+import jdk.internal.org.objectweb.asm.Opcodes;
+import jdk.test.lib.Asserts;
+import jdk.vm.ci.hotspot.CompilerToVMHelper;
+import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
+
+import java.lang.reflect.Executable;
+import java.lang.reflect.Modifier;
+
+public class GetBytecodeTest {
+
+    public static void main(String[] args) {
+        TestCase.getAllExecutables()
+                .forEach(GetBytecodeTest::runSanityTest);
+    }
+
+    private static void runSanityTest(Executable aMethod) {
+        HotSpotResolvedJavaMethod method = CTVMUtilities
+                .getResolvedMethod(aMethod);
+        byte[] bytecode = CompilerToVMHelper.getBytecode(method);
+
+        int mods = aMethod.getModifiers();
+        boolean shouldHasZeroLength = Modifier.isAbstract(mods)
+                || Modifier.isNative(mods);
+        boolean correctLength = (bytecode.length == 0 && shouldHasZeroLength)
+                || (bytecode.length > 0 && !shouldHasZeroLength);
+
+        Asserts.assertTrue(correctLength, "Bytecode of '" + aMethod + "' has "
+                + bytecode.length + " length");
+
+        if (!shouldHasZeroLength) {
+            Asserts.assertTrue(containsReturn(bytecode), "Bytecode of '"
+                    + aMethod + "' doesn't have any return statement");
+        }
+    }
+
+    private static boolean containsReturn(byte[] bytecode) {
+        for (byte b : bytecode) {
+            //  cast unsigned byte to int
+            int value = (int) b & 0x000000FF;
+            switch (value) {
+                case Opcodes.RET:
+                case Opcodes.ARETURN:
+                case Opcodes.IRETURN:
+                case Opcodes.LRETURN:
+                case Opcodes.FRETURN:
+                case Opcodes.DRETURN:
+                case Opcodes.RETURN:
+                    return true;
+            }
+        }
+        return false;
+    }
+}