Mercurial > hg > graal-jvmci-8
view test/runtime/stackMapCheck/BadMap.jasm @ 23968:96973081eb8a jdk8u111-b10
Added tag jdk8u111-b09 for changeset c48b303692bb
author | asaha |
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date | Tue, 16 Aug 2016 12:17:30 -0700 |
parents | 6b65121b3258 |
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/* * 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. * */ /* * This class should throw VerifyError because the StackMap for bytecode index * 45 (astore_2, line 123) is incorrect. The stack maps for bytecode indexes 45 * and 49 (astore, line 133) do not match because 45 does not supply enough * locals to satisfy 49. * * The astore_2 bytecode at bytecode index 45 changes the type state, * preventing the stackmap mismatch. But, if the incoming type state is used, * as required by JVM Spec 8, then the verifier will detected the stackmap * mismatch, and throw VerifyError. */ super public class BadMap version 51:0 { public Method "<init>":"()V" stack 1 locals 1 { aload_0; invokespecial Method java/lang/Object."<init>":"()V"; return; } public static Method main:"([Ljava/lang/String;)V" throws java/lang/Throwable stack 0 locals 1 { return; } public static Method foo:"()V" stack 3 locals 5 { iconst_0; ifne L5; nop; try t7; L5: stack_frame_type full; aconst_null; dup; astore_0; astore_1; try t0; aconst_null; astore_0; endtry t0; goto L19; catch t0 java/io/IOException; stack_frame_type full; locals_map class java/lang/Object, null; stack_map class java/io/IOException; astore_2; aconst_null; dup; astore_1; astore_0; try t1; L19: stack_frame_type full; locals_map class java/lang/Object, class java/lang/Object; aconst_null; astore_2; endtry t1; aload_1; ifnonnull L37; nop; goto L37; catch t1 #0; catch t2 #0; try t2; stack_frame_type full; locals_map class java/lang/Object, class java/lang/Object; stack_map class java/lang/Throwable; astore_3; endtry t2; aload_1; ifnonnull L35; nop; L35: stack_frame_type full; locals_map class java/lang/Object, class java/lang/Object, bogus, class java/lang/Throwable; aload_3; athrow; try t3, t4; L37: stack_frame_type full; locals_map class java/lang/Object, class java/lang/Object, class java/lang/Object; aload_1; ifnonnull L42; nop; endtry t3, t4; L42: stack_frame_type full; locals_map class java/lang/Object, class java/lang/Object, class java/lang/Object; goto L54; catch t3 java/lang/Exception; try t5; stack_frame_type full; locals_map class java/lang/Object, class java/lang/Object; stack_map class java/lang/Exception; astore_2; // astore_2, at bci 45, that changes the type state. endtry t5; goto L54; catch t4 #0; catch t5 #0; catch t6 #0; try t6; stack_frame_type full; locals_map class java/lang/Object, class java/lang/Object, class java/lang/Object; stack_map class java/lang/Throwable; astore 4; endtry t6; aload 4; athrow; L54: stack_frame_type full; locals_map class java/lang/Object, class java/lang/Object, class java/lang/Object; goto L57; L57: stack_frame_type full; locals_map class java/lang/Object, class java/lang/Object, class java/lang/Object; nop; endtry t7; return; catch t7 #0; stack_frame_type full; stack_map class java/lang/Throwable; nop; athrow; } } // end Class BadMap