Mercurial > hg > graal-compiler
annotate test/compiler/whitebox/ClearMethodStateTest.java @ 16070:fa04403d1cb5
[inliner] documentation, more and better
author | Miguel Garcia <miguel.m.garcia@oracle.com> |
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date | Sat, 07 Jun 2014 14:23:10 +0200 |
parents | 4ca6dc0799b6 |
children | 52b4284cb496 |
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9080 | 1 /* |
2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. | |
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 ClearMethodStateTest | |
12073 | 26 * @bug 8006683 8007288 8022832 |
9080 | 27 * @library /testlibrary /testlibrary/whitebox |
28 * @build ClearMethodStateTest | |
29 * @run main ClassFileInstaller sun.hotspot.WhiteBox | |
14909 | 30 * @run main/othervm -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,TestCase$Helper::* ClearMethodStateTest |
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31 * @summary testing of WB::clearMethodState() |
9080 | 32 * @author igor.ignatyev@oracle.com |
33 */ | |
34 public class ClearMethodStateTest extends CompilerWhiteBoxTest { | |
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35 |
9080 | 36 public static void main(String[] args) throws Exception { |
14909 | 37 for (TestCase test : TestCase.values()) { |
38 new ClearMethodStateTest(test).runTest(); | |
39 } | |
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40 } |
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41 |
14909 | 42 public ClearMethodStateTest(TestCase testCase) { |
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43 super(testCase); |
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44 // to prevent inlining of #method |
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45 WHITE_BOX.testSetDontInlineMethod(method, true); |
9080 | 46 } |
47 | |
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48 |
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49 /** |
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50 * Tests {@code WB::clearMethodState()} by calling it before/after |
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51 * compilation. For non-tiered, checks that counters will be rested after |
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52 * clearing of method state. |
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53 * |
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54 * @throws Exception if one of the checks fails. |
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55 */ |
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56 @Override |
9080 | 57 protected void test() throws Exception { |
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58 checkNotCompiled(); |
9080 | 59 compile(); |
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60 WHITE_BOX.clearMethodState(method); |
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61 checkCompiled(); |
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62 WHITE_BOX.clearMethodState(method); |
12073 | 63 deoptimize(); |
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64 checkNotCompiled(); |
9080 | 65 |
14909 | 66 if (testCase.isOsr) { |
12073 | 67 // part test isn't applicable for OSR test case |
68 return; | |
69 } | |
9080 | 70 if (!TIERED_COMPILATION) { |
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71 WHITE_BOX.clearMethodState(method); |
9080 | 72 compile(COMPILE_THRESHOLD); |
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73 checkCompiled(); |
9080 | 74 |
12073 | 75 deoptimize(); |
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76 checkNotCompiled(); |
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77 WHITE_BOX.clearMethodState(method); |
9080 | 78 |
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79 // invoke method one less time than needed to compile |
9080 | 80 if (COMPILE_THRESHOLD > 1) { |
81 compile(COMPILE_THRESHOLD - 1); | |
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82 checkNotCompiled(); |
9080 | 83 } else { |
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84 System.err.println("Warning: 'CompileThreshold' <= 1"); |
9080 | 85 } |
86 | |
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87 compile(1); |
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88 checkCompiled(); |
9080 | 89 } else { |
90 System.err.println( | |
91 "Warning: part of test is not applicable in Tiered"); | |
92 } | |
93 } | |
94 } |