Mercurial > hg > truffle

annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/stubs/ExceptionHandlerStub.java @ 9683:5a7a421aebfb

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
fixed printf statements
author Doug Simon <doug.simon@oracle.com>
date Tue, 14 May 2013 11:18:14 +0200
parents 0b3d19e4e2a2
children 2e4f035186cf
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
1 /*
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
4 *
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
7 * published by the Free Software Foundation.
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
8 *
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
9 * This code is distributed in the hope that it will be useful, but WITHOUT
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
12 * version 2 for more details (a copy is included in the LICENSE file that
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
13 * accompanied this code).
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
14 *
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
15 * You should have received a copy of the GNU General Public License version
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
16 * 2 along with this work; if not, write to the Free Software Foundation,
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
18 *
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
20 * or visit www.oracle.com if you need additional information or have any
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
21 * questions.
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
22 */
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
23 package com.oracle.graal.hotspot.stubs;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
24
9519
af0b79174c3d exposed whether ASSERT is defined to Java code and use it to enable checks in ExceptionHandlerStub
Doug Simon <doug.simon@oracle.com>
parents: 9513
diff changeset
25 import static com.oracle.graal.hotspot.HotSpotGraalRuntime.*;
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
26 import static com.oracle.graal.hotspot.nodes.PatchReturnAddressNode.*;
9513
659bb6cf930c rename: HotSpotSnippetUtils -> HotSpotReplacementsUtil
Doug Simon <doug.simon@oracle.com>
parents: 9491
diff changeset
27 import static com.oracle.graal.hotspot.replacements.HotSpotReplacementsUtil.*;
9671
0b3d19e4e2a2 used static import for methods in StubUtil
Doug Simon <doug.simon@oracle.com>
parents: 9618
diff changeset
28 import static com.oracle.graal.hotspot.stubs.StubUtil.*;
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
29
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
30 import com.oracle.graal.api.code.RuntimeCallTarget.Descriptor;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
31 import com.oracle.graal.api.code.*;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
32 import com.oracle.graal.graph.Node.ConstantNodeParameter;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
33 import com.oracle.graal.graph.Node.NodeIntrinsic;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
34 import com.oracle.graal.hotspot.*;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
35 import com.oracle.graal.hotspot.bridge.*;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
36 import com.oracle.graal.hotspot.meta.*;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
37 import com.oracle.graal.hotspot.nodes.*;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
38 import com.oracle.graal.nodes.spi.*;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
39 import com.oracle.graal.replacements.*;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
40 import com.oracle.graal.replacements.Snippet.Fold;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
41 import com.oracle.graal.word.*;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
42
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
43 /**
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
44 * Stub called by the {@linkplain Marks#MARK_EXCEPTION_HANDLER_ENTRY exception handler entry point}
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
45 * in a compiled method. This entry point is used when returning to a method to handle an exception
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
46 * thrown by a callee. It is not used for routing implicit exceptions. Therefore, it does not need
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
47 * to save any registers as HotSpot uses a caller save convention.
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
48 * <p>
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
49 * The descriptor for a call to this stub is {@link HotSpotBackend#EXCEPTION_HANDLER}.
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
50 */
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
51 public class ExceptionHandlerStub extends CRuntimeStub {
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
52
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
53 public ExceptionHandlerStub(final HotSpotRuntime runtime, Replacements replacements, TargetDescription target, HotSpotRuntimeCallTarget linkage) {
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
54 super(runtime, replacements, target, linkage);
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
55 }
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
56
9491
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
57 /**
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
58 * This stub is called when returning to a method to handle an exception thrown by a callee. It
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
59 * is not used for routing implicit exceptions. Therefore, it does not need to save any
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
60 * registers as HotSpot uses a caller save convention.
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
61 */
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
62 @Override
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
63 public boolean preservesRegisters() {
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
64 return false;
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
65 }
789cfd153265 a compiled stub can now specify whether it needs to preserve registers. If a stub does not preserve registers and assertions are enabled, then all non-temporary registers are zapped after a C runtime call from the stub.
Doug Simon <doug.simon@oracle.com>
parents: 9471
diff changeset
66
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
67 @Snippet
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
68 private static void exceptionHandler(Object exception, Word exceptionPc) {
9562
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9519
diff changeset
69 checkNoExceptionInThread(assertionsEnabled());
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9519
diff changeset
70 checkExceptionNotNull(assertionsEnabled(), exception);
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
71 writeExceptionOop(thread(), exception);
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
72 writeExceptionPc(thread(), exceptionPc);
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
73 if (logging()) {
9671
0b3d19e4e2a2 used static import for methods in StubUtil
Doug Simon <doug.simon@oracle.com>
parents: 9618
diff changeset
74 printf("handling exception %p (", Word.fromObject(exception).rawValue());
0b3d19e4e2a2 used static import for methods in StubUtil
Doug Simon <doug.simon@oracle.com>
parents: 9618
diff changeset
75 decipher(Word.fromObject(exception).rawValue());
9683
5a7a421aebfb fixed printf statements
Doug Simon <doug.simon@oracle.com>
parents: 9671
diff changeset
76 printf(") at %p (", exceptionPc.rawValue());
9671
0b3d19e4e2a2 used static import for methods in StubUtil
Doug Simon <doug.simon@oracle.com>
parents: 9618
diff changeset
77 decipher(exceptionPc.rawValue());
0b3d19e4e2a2 used static import for methods in StubUtil
Doug Simon <doug.simon@oracle.com>
parents: 9618
diff changeset
78 printf(")\n");
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
79 }
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
80
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
81 // patch throwing pc into return address so that deoptimization finds the right debug info
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
82 patchReturnAddress(exceptionPc);
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
83
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
84 Word handlerPc = exceptionHandlerForPc(EXCEPTION_HANDLER_FOR_PC, thread());
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
85
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
86 if (logging()) {
9671
0b3d19e4e2a2 used static import for methods in StubUtil
Doug Simon <doug.simon@oracle.com>
parents: 9618
diff changeset
87 printf("handler for exception %p at %p is at %p (", Word.fromObject(exception).rawValue(), exceptionPc.rawValue(), handlerPc.rawValue());
0b3d19e4e2a2 used static import for methods in StubUtil
Doug Simon <doug.simon@oracle.com>
parents: 9618
diff changeset
88 decipher(handlerPc.rawValue());
0b3d19e4e2a2 used static import for methods in StubUtil
Doug Simon <doug.simon@oracle.com>
parents: 9618
diff changeset
89 printf(")\n");
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
90 }
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
91
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
92 // patch the return address so that this stub returns to the exception handler
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
93 patchReturnAddress(handlerPc);
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
94 }
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
95
9562
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9519
diff changeset
96 static void checkNoExceptionInThread(boolean enabled) {
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9519
diff changeset
97 if (enabled) {
9519
af0b79174c3d exposed whether ASSERT is defined to Java code and use it to enable checks in ExceptionHandlerStub
Doug Simon <doug.simon@oracle.com>
parents: 9513
diff changeset
98 Object currentException = readExceptionOop(thread());
9562
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9519
diff changeset
99 if (currentException != null) {
9671
0b3d19e4e2a2 used static import for methods in StubUtil
Doug Simon <doug.simon@oracle.com>
parents: 9618
diff changeset
100 fatal("exception object in thread must be null, not %p", Word.fromObject(currentException).rawValue());
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
101 }
9519
af0b79174c3d exposed whether ASSERT is defined to Java code and use it to enable checks in ExceptionHandlerStub
Doug Simon <doug.simon@oracle.com>
parents: 9513
diff changeset
102 Word currentExceptionPc = readExceptionPc(thread());
9562
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9519
diff changeset
103 if (currentExceptionPc.notEqual(Word.zero())) {
9671
0b3d19e4e2a2 used static import for methods in StubUtil
Doug Simon <doug.simon@oracle.com>
parents: 9618
diff changeset
104 fatal("exception PC in thread must be zero, not %p", currentExceptionPc.rawValue());
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
105 }
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
106 }
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
107 }
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
108
9562
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9519
diff changeset
109 static void checkExceptionNotNull(boolean enabled, Object exception) {
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9519
diff changeset
110 if (enabled && exception == null) {
9671
0b3d19e4e2a2 used static import for methods in StubUtil
Doug Simon <doug.simon@oracle.com>
parents: 9618
diff changeset
111 fatal("exception must not be null");
9562
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9519
diff changeset
112 }
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9519
diff changeset
113 }
99ef9bcb3f32 replaced unwind_exception_call assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents: 9519
diff changeset
114
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
115 @Fold
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
116 private static boolean logging() {
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
117 return Boolean.getBoolean("graal.logExceptionHandlerStub");
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
118 }
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
119
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
120 @Fold
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
121 @SuppressWarnings("all")
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
122 private static boolean assertionsEnabled() {
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
123 boolean enabled = false;
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
124 assert enabled = true;
9519
af0b79174c3d exposed whether ASSERT is defined to Java code and use it to enable checks in ExceptionHandlerStub
Doug Simon <doug.simon@oracle.com>
parents: 9513
diff changeset
125 return enabled || graalRuntime().getConfig().cAssertions;
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
126 }
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
127
9671
0b3d19e4e2a2 used static import for methods in StubUtil
Doug Simon <doug.simon@oracle.com>
parents: 9618
diff changeset
128 public static final Descriptor EXCEPTION_HANDLER_FOR_PC = descriptorFor(ExceptionHandlerStub.class, "exceptionHandlerForPc", false);
9471
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
129
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
130 @NodeIntrinsic(value = CRuntimeCall.class, setStampFromReturnType = true)
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
131 public static native Word exceptionHandlerForPc(@ConstantNodeParameter Descriptor exceptionHandlerForPc, Word thread);
5fa54bf57f8c replaced exception_handler_nofpu assembler stub with a compiled stub (GRAAL-81)
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
132 }