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Diffstat (limited to 'test/compiler/jsr292/MHInlineTest.java')
| -rw-r--r-- | test/compiler/jsr292/MHInlineTest.java | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/test/compiler/jsr292/MHInlineTest.java b/test/compiler/jsr292/MHInlineTest.java new file mode 100644 index 000000000..0587ab6ad --- /dev/null +++ b/test/compiler/jsr292/MHInlineTest.java @@ -0,0 +1,207 @@ +/* + * Copyright (c) 2015, 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 8062280 + * @summary C2: inlining failure due to access checks being too strict + * @library /testlibrary + * @run main/othervm MHInlineTest + */ +import java.lang.invoke.*; +import com.oracle.java.testlibrary.*; +import static com.oracle.java.testlibrary.Asserts.*; + +public class MHInlineTest { + public static void main(String[] args) throws Exception { + ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( + "-XX:+IgnoreUnrecognizedVMOptions", "-showversion", + "-server", "-XX:-TieredCompilation", "-Xbatch", + "-XX:+PrintCompilation", "-XX:+UnlockDiagnosticVMOptions", "-XX:+PrintInlining", + "-XX:CompileCommand=dontinline,MHInlineTest::test*", + "MHInlineTest$Launcher"); + + OutputAnalyzer analyzer = new OutputAnalyzer(pb.start()); + + analyzer.shouldHaveExitValue(0); + + // The test is applicable only to C2 (present in Server VM). + if (analyzer.getStderr().contains("Server VM")) { + analyzer.shouldContain("MHInlineTest$B::public_x (3 bytes) inline (hot)"); + analyzer.shouldContain( "MHInlineTest$B::protected_x (3 bytes) inline (hot)"); + analyzer.shouldContain( "MHInlineTest$B::package_x (3 bytes) inline (hot)"); + analyzer.shouldContain("MHInlineTest$A::package_final_x (3 bytes) inline (hot)"); + analyzer.shouldContain("MHInlineTest$B::private_x (3 bytes) inline (hot)"); + analyzer.shouldContain("MHInlineTest$B::private_static_x (3 bytes) inline (hot)"); + analyzer.shouldContain("MHInlineTest$A::package_static_x (3 bytes) inline (hot)"); + + analyzer.shouldNotContain("MHInlineTest$A::protected_x (3 bytes) virtual call"); + analyzer.shouldNotContain("MHInlineTest$A::package_x (3 bytes) virtual call"); + } + } + + static class A { + public static final MethodHandles.Lookup LOOKUP = MethodHandles.lookup(); + + public Class<?> public_x() { return A.class; } + protected Class<?> protected_x() { return A.class; } + Class<?> package_x() { return A.class; } + final Class<?> package_final_x() { return A.class; } + + static Class<?> package_static_x() { return A.class; } + } + + static class B extends A { + public static final MethodHandles.Lookup LOOKUP = MethodHandles.lookup(); + + @Override public Class<?> public_x() { return B.class; } + @Override protected Class<?> protected_x() { return B.class; } + @Override Class<?> package_x() { return B.class; } + + private Class<?> private_x() { return B.class; } + static Class<?> private_static_x() { return B.class; } + } + + static final MethodHandle A_PUBLIC_X; + static final MethodHandle A_PROTECTED_X; + static final MethodHandle A_PACKAGE_X; + static final MethodHandle A_PACKAGE_STATIC_X; + static final MethodHandle A_PACKAGE_FINAL_X; + + static final MethodHandle B_PRIVATE_X; + static final MethodHandle B_PRIVATE_STATIC_X; + + static { + try { + MethodHandles.Lookup LOOKUP = MethodHandles.lookup(); + + A_PUBLIC_X = LOOKUP.findVirtual( + A.class, "public_x", MethodType.methodType(Class.class)); + A_PROTECTED_X = LOOKUP.findVirtual( + A.class, "protected_x", MethodType.methodType(Class.class)); + A_PACKAGE_X = LOOKUP.findVirtual( + A.class, "package_x", MethodType.methodType(Class.class)); + A_PACKAGE_FINAL_X = LOOKUP.findVirtual( + A.class, "package_final_x", MethodType.methodType(Class.class)); + A_PACKAGE_STATIC_X = LOOKUP.findStatic( + A.class, "package_static_x", MethodType.methodType(Class.class)); + + B_PRIVATE_X = B.LOOKUP.findVirtual( + B.class, "private_x", MethodType.methodType(Class.class)); + B_PRIVATE_STATIC_X = B.LOOKUP.findStatic( + B.class, "private_static_x", MethodType.methodType(Class.class)); + } catch (Exception e) { + throw new Error(e); + } + } + + static final A a = new B(); + + private static void testPublicMH() { + try { + Class<?> r = (Class<?>)A_PUBLIC_X.invokeExact(a); + assertEquals(r, B.class); + } catch (Throwable throwable) { + throw new Error(throwable); + } + } + + private static void testProtectedMH() { + try { + Class<?> r = (Class<?>)A_PROTECTED_X.invokeExact(a); + assertEquals(r, B.class); + } catch (Throwable throwable) { + throw new Error(throwable); + } + } + + private static void testPackageMH() { + try { + Class<?> r = (Class<?>)A_PACKAGE_X.invokeExact(a); + assertEquals(r, B.class); + } catch (Throwable throwable) { + throw new Error(throwable); + } + } + + private static void testPackageFinalMH() { + try { + Class<?> r = (Class<?>)A_PACKAGE_FINAL_X.invokeExact(a); + assertEquals(r, A.class); + } catch (Throwable throwable) { + throw new Error(throwable); + } + } + + private static void testPackageStaticMH() { + try { + Class<?> r = (Class<?>)A_PACKAGE_STATIC_X.invokeExact(); + assertEquals(r, A.class); + } catch (Throwable throwable) { + throw new Error(throwable); + } + } + + private static void testPrivateMH() { + try { + Class<?> r = (Class<?>)B_PRIVATE_X.invokeExact((B)a); + assertEquals(r, B.class); + } catch (Throwable throwable) { + throw new Error(throwable); + } + } + + private static void testPrivateStaticMH() { + try { + Class<?> r = (Class<?>)B_PRIVATE_STATIC_X.invokeExact(); + assertEquals(r, B.class); + } catch (Throwable throwable) { + throw new Error(throwable); + } + } + static class Launcher { + public static void main(String[] args) throws Exception { + for (int i = 0; i < 20_000; i++) { + testPublicMH(); + } + for (int i = 0; i < 20_000; i++) { + testProtectedMH(); + } + for (int i = 0; i < 20_000; i++) { + testPackageMH(); + } + for (int i = 0; i < 20_000; i++) { + testPackageFinalMH(); + } + for (int i = 0; i < 20_000; i++) { + testPackageStaticMH(); + } + for (int i = 0; i < 20_000; i++) { + testPrivateMH(); + } + for (int i = 0; i < 20_000; i++) { + testPrivateStaticMH(); + } + } + } +} |