author | kvn |
Fri, 07 Jun 2019 13:57:08 -0700 | |
changeset 55295 | 14283f280695 |
parent 55206 | 2fe2063fe567 |
permissions | -rw-r--r-- |
33160 | 1 |
/* |
55206 | 2 |
* Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved. |
33160 | 3 |
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 |
* |
|
5 |
* This code is free software; you can redistribute it and/or modify it |
|
6 |
* under the terms of the GNU General Public License version 2 only, as |
|
7 |
* published by the Free Software Foundation. |
|
8 |
* |
|
9 |
* This code is distributed in the hope that it will be useful, but WITHOUT |
|
10 |
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
11 |
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
12 |
* version 2 for more details (a copy is included in the LICENSE file that |
|
13 |
* accompanied this code). |
|
14 |
* |
|
15 |
* You should have received a copy of the GNU General Public License version |
|
16 |
* 2 along with this work; if not, write to the Free Software Foundation, |
|
17 |
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
|
18 |
* |
|
19 |
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
20 |
* or visit www.oracle.com if you need additional information or have any |
|
21 |
* questions. |
|
22 |
*/ |
|
23 |
||
24 |
/** |
|
25 |
* @test |
|
26 |
* @bug 8136421 |
|
42607
acd91f1875d4
8170227: use vm.jvmci property in compiler/jvmci tests
iignatyev
parents:
41705
diff
changeset
|
27 |
* @requires vm.jvmci |
40631
ed82623d7831
8157957: ClassNotFoundException: jdk.test.lib.JDKToolFinder
ctornqvi
parents:
40059
diff
changeset
|
28 |
* @library /test/lib / |
36508 | 29 |
* @library ../common/patches |
38152
80e5da81fb2c
8154258: [TESTBUG] Various serviceability tests fail compilation
dsamersoff
parents:
36508
diff
changeset
|
30 |
* @modules java.base/jdk.internal.misc |
36508 | 31 |
* @modules java.base/jdk.internal.org.objectweb.asm |
32 |
* java.base/jdk.internal.org.objectweb.asm.tree |
|
43972 | 33 |
* jdk.internal.vm.ci/jdk.vm.ci.hotspot |
34 |
* jdk.internal.vm.ci/jdk.vm.ci.code |
|
35 |
* @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper |
|
33160 | 36 |
* @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI |
55206 | 37 |
* -XX:-UseJVMCICompiler |
36508 | 38 |
* compiler.jvmci.compilerToVM.GetBytecodeTest |
33160 | 39 |
*/ |
40 |
||
41 |
package compiler.jvmci.compilerToVM; |
|
42 |
||
43 |
import compiler.jvmci.common.CTVMUtilities; |
|
44 |
import compiler.jvmci.common.testcases.TestCase; |
|
40059 | 45 |
import jdk.internal.org.objectweb.asm.Opcodes; |
46 |
import jdk.test.lib.Asserts; |
|
47 |
import jdk.vm.ci.hotspot.CompilerToVMHelper; |
|
48 |
import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; |
|
49 |
||
33160 | 50 |
import java.lang.reflect.Executable; |
51 |
import java.lang.reflect.Modifier; |
|
52 |
||
53 |
public class GetBytecodeTest { |
|
54 |
||
55 |
public static void main(String[] args) { |
|
56 |
TestCase.getAllExecutables() |
|
57 |
.forEach(GetBytecodeTest::runSanityTest); |
|
58 |
} |
|
59 |
||
60 |
private static void runSanityTest(Executable aMethod) { |
|
33632 | 61 |
HotSpotResolvedJavaMethod method = CTVMUtilities |
33160 | 62 |
.getResolvedMethod(aMethod); |
63 |
byte[] bytecode = CompilerToVMHelper.getBytecode(method); |
|
64 |
||
65 |
int mods = aMethod.getModifiers(); |
|
66 |
boolean shouldHasZeroLength = Modifier.isAbstract(mods) |
|
67 |
|| Modifier.isNative(mods); |
|
68 |
boolean correctLength = (bytecode.length == 0 && shouldHasZeroLength) |
|
69 |
|| (bytecode.length > 0 && !shouldHasZeroLength); |
|
70 |
||
71 |
Asserts.assertTrue(correctLength, "Bytecode of '" + aMethod + "' has " |
|
72 |
+ bytecode.length + " length"); |
|
73 |
||
74 |
if (!shouldHasZeroLength) { |
|
75 |
Asserts.assertTrue(containsReturn(bytecode), "Bytecode of '" |
|
76 |
+ aMethod + "' doesn't have any return statement"); |
|
77 |
} |
|
78 |
} |
|
79 |
||
80 |
private static boolean containsReturn(byte[] bytecode) { |
|
81 |
for (byte b : bytecode) { |
|
82 |
// cast unsigned byte to int |
|
83 |
int value = (int) b & 0x000000FF; |
|
84 |
switch (value) { |
|
85 |
case Opcodes.RET: |
|
86 |
case Opcodes.ARETURN: |
|
87 |
case Opcodes.IRETURN: |
|
88 |
case Opcodes.LRETURN: |
|
89 |
case Opcodes.FRETURN: |
|
90 |
case Opcodes.DRETURN: |
|
91 |
case Opcodes.RETURN: |
|
92 |
return true; |
|
93 |
} |
|
94 |
} |
|
95 |
return false; |
|
96 |
} |
|
97 |
} |