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comparison src/share/vm/graal/graalCodeInstaller.hpp @ 2890:c23d45daff9b

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Renamed cpp/hpp file directory.
author Thomas Wuerthinger <thomas@wuerthinger.net>
date Wed, 08 Jun 2011 13:40:25 +0200
parents src/share/vm/c1x/graalCodeInstaller.hpp@2fb867285938
children 536528f48708
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2889:2fb867285938 2890:c23d45daff9b
1 /*
2 * Copyright (c) 2011, 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 * This class handles the conversion from a CiTargetMethod to a CodeBlob or an nmethod.
26 */
27 class CodeInstaller {
28 private:
29 // these need to correspond to HotSpotXirGenerator.java
30 enum MarkId {
31 MARK_VERIFIED_ENTRY = 0x0001,
32 MARK_UNVERIFIED_ENTRY = 0x0002,
33 MARK_OSR_ENTRY = 0x0003,
34 MARK_UNWIND_ENTRY = 0x0004,
35 MARK_EXCEPTION_HANDLER_ENTRY = 0x0005,
36 MARK_DEOPT_HANDLER_ENTRY = 0x0006,
37 MARK_STATIC_CALL_STUB = 0x1000,
38 MARK_INVOKE_INVALID = 0x2000,
39 MARK_INVOKEINTERFACE = 0x2001,
40 MARK_INVOKESTATIC = 0x2002,
41 MARK_INVOKESPECIAL = 0x2003,
42 MARK_INVOKEVIRTUAL = 0x2004,
43 MARK_IMPLICIT_NULL = 0x3000,
44 MARK_KLASS_PATCHING = 0x4000,
45 MARK_DUMMY_OOP_RELOCATION = 0x4001,
46 MARK_ACCESS_FIELD_PATCHING = 0x4002
47 };
48
49 ciEnv* _env;
50
51 oop _citarget_method;
52 oop _hotspot_method;
53 oop _name;
54 arrayOop _sites;
55 arrayOop _assumptions;
56 arrayOop _exception_handlers;
57 CodeOffsets _offsets;
58
59 arrayOop _code;
60 jint _code_size;
61 jint _frame_size;
62 jint _custom_stack_area_offset;
63 jint _parameter_count;
64 jint _constants_size;
65 jint _total_size;
66
67 MarkId _next_call_type;
68 address _invoke_mark_pc;
69
70 CodeSection* _instructions;
71 CodeSection* _constants;
72
73 OopRecorder* _oop_recorder;
74 DebugInformationRecorder* _debug_recorder;
75 Dependencies* _dependencies;
76 ExceptionHandlerTable _exception_handler_table;
77 ImplicitExceptionTable _implicit_exception_table;
78
79 public:
80
81 // constructor used to create a method
82 CodeInstaller(Handle target_method);
83
84 // constructor used to create a stub
85 CodeInstaller(Handle target_method, jlong& id);
86
87 private:
88 // extract the fields of the CiTargetMethod
89 void initialize_fields(Handle target_method);
90
91 // perform data and call relocation on the CodeBuffer
92 void initialize_buffer(CodeBuffer& buffer);
93
94 void assumption_ConcreteSubtype(oop assumption);
95 void assumption_ConcreteMethod(oop assumption);
96
97 void site_Safepoint(CodeBuffer& buffer, jint pc_offset, oop site);
98 void site_Call(CodeBuffer& buffer, jint pc_offset, oop site);
99 void site_DataPatch(CodeBuffer& buffer, jint pc_offset, oop site);
100 void site_Mark(CodeBuffer& buffer, jint pc_offset, oop site);
101
102 void record_scope(jint pc_offset, oop code_pos);
103
104 void process_exception_handlers();
105
106 };