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comparison src/share/vm/jvmci/jvmciCodeInstaller.hpp @ 21559:be896a1983c0

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recast all Graal native code as JVMCI code (JBS:GRAAL-53)
author Doug Simon <doug.simon@oracle.com>
date Thu, 28 May 2015 15:36:48 +0200
parents src/share/vm/graal/graalCodeInstaller.hpp@0d578aeb2b5e
children b9f9b8af17ff
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21558:d563baeca9df 21559:be896a1983c0
1 /*
2 * Copyright (c) 2011, 2014, 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 #ifndef SHARE_VM_JVMCI_JVMCI_CODE_INSTALLER_HPP
25 #define SHARE_VM_JVMCI_JVMCI_CODE_INSTALLER_HPP
26
27 #include "jvmci/jvmciEnv.hpp"
28
29 /*
30 * This class handles the conversion from a InstalledCode to a CodeBlob or an nmethod.
31 */
32 class CodeInstaller : public StackObj {
33 friend class VMStructs;
34 private:
35 enum MarkId {
36 VERIFIED_ENTRY = 1,
37 UNVERIFIED_ENTRY = 2,
38 OSR_ENTRY = 3,
39 EXCEPTION_HANDLER_ENTRY = 4,
40 DEOPT_HANDLER_ENTRY = 5,
41 INVOKEINTERFACE = 6,
42 INVOKEVIRTUAL = 7,
43 INVOKESTATIC = 8,
44 INVOKESPECIAL = 9,
45 INLINE_INVOKE = 10,
46 POLL_NEAR = 11,
47 POLL_RETURN_NEAR = 12,
48 POLL_FAR = 13,
49 POLL_RETURN_FAR = 14,
50 CARD_TABLE_ADDRESS = 15,
51 CARD_TABLE_SHIFT = 16,
52 INVOKE_INVALID = -1
53 };
54
55 Arena _arena;
56
57 jobject _data_section_handle;
58 jobject _data_section_patches_handle;
59 jobject _sites_handle;
60 jobject _exception_handlers_handle;
61 CodeOffsets _offsets;
62
63 jobject _code_handle;
64 jint _code_size;
65 jint _total_frame_size;
66 jint _custom_stack_area_offset;
67 jint _parameter_count;
68 jint _constants_size;
69 #ifndef PRODUCT
70 jobject _comments_handle;
71 #endif
72
73 MarkId _next_call_type;
74 address _invoke_mark_pc;
75
76 CodeSection* _instructions;
77 CodeSection* _constants;
78
79 OopRecorder* _oop_recorder;
80 DebugInformationRecorder* _debug_recorder;
81 Dependencies* _dependencies;
82 ExceptionHandlerTable _exception_handler_table;
83
84 static ConstantOopWriteValue* _oop_null_scope_value;
85 static ConstantIntValue* _int_m1_scope_value;
86 static ConstantIntValue* _int_0_scope_value;
87 static ConstantIntValue* _int_1_scope_value;
88 static ConstantIntValue* _int_2_scope_value;
89 static LocationValue* _illegal_value;
90
91 jint pd_next_offset(NativeInstruction* inst, jint pc_offset, oop method);
92 void pd_patch_OopConstant(int pc_offset, Handle& constant);
93 void pd_patch_DataSectionReference(int pc_offset, int data_offset);
94 void pd_relocate_CodeBlob(CodeBlob* cb, NativeInstruction* inst);
95 void pd_relocate_ForeignCall(NativeInstruction* inst, jlong foreign_call_destination);
96 void pd_relocate_JavaMethod(oop method, jint pc_offset);
97 void pd_relocate_poll(address pc, jint mark);
98
99 objArrayOop sites() { return (objArrayOop) JNIHandles::resolve(_sites_handle); }
100 arrayOop code() { return (arrayOop) JNIHandles::resolve(_code_handle); }
101 arrayOop data_section() { return (arrayOop) JNIHandles::resolve(_data_section_handle); }
102 objArrayOop data_section_patches() { return (objArrayOop) JNIHandles::resolve(_data_section_patches_handle); }
103 objArrayOop exception_handlers() { return (objArrayOop) JNIHandles::resolve(_exception_handlers_handle); }
104 #ifndef PRODUCT
105 objArrayOop comments() { return (objArrayOop) JNIHandles::resolve(_comments_handle); }
106 #endif
107
108 public:
109
110 CodeInstaller() : _arena(mtCompiler) {}
111 JVMCIEnv::CodeInstallResult install(Handle& compiled_code, CodeBlob*& cb, Handle installed_code, Handle speculation_log);
112
113 static address runtime_call_target_address(oop runtime_call);
114 static VMReg get_hotspot_reg(jint jvmciRegisterNumber);
115 static bool is_general_purpose_reg(VMReg hotspotRegister);
116
117 private:
118 ScopeValue* get_scope_value(oop value, GrowableArray<ScopeValue*>* objects, ScopeValue* &second);
119 MonitorValue* get_monitor_value(oop value, GrowableArray<ScopeValue*>* objects);
120
121 // extract the fields of the CompilationResult
122 void initialize_fields(oop target_method);
123 void initialize_dependencies(oop target_method);
124
125 int estimate_stub_entries();
126
127 // perform data and call relocation on the CodeBuffer
128 bool initialize_buffer(CodeBuffer& buffer);
129
130 void assumption_NoFinalizableSubclass(Handle assumption);
131 void assumption_ConcreteSubtype(Handle assumption);
132 void assumption_LeafType(Handle assumption);
133 void assumption_ConcreteMethod(Handle assumption);
134 void assumption_CallSiteTargetValue(Handle assumption);
135
136 void site_Safepoint(CodeBuffer& buffer, jint pc_offset, oop site);
137 void site_Infopoint(CodeBuffer& buffer, jint pc_offset, oop site);
138 void site_Call(CodeBuffer& buffer, jint pc_offset, oop site);
139 void site_DataPatch(CodeBuffer& buffer, jint pc_offset, oop site);
140 void site_Mark(CodeBuffer& buffer, jint pc_offset, oop site);
141
142 void record_scope(jint pc_offset, oop debug_info);
143 void record_scope(jint pc_offset, oop code_pos, GrowableArray<ScopeValue*>* objects);
144 void record_object_value(ObjectValue* sv, oop value, GrowableArray<ScopeValue*>* objects);
145
146 GrowableArray<ScopeValue*>* record_virtual_objects(oop debug_info);
147
148 void process_exception_handlers();
149 int estimateStubSpace(int static_call_stubs);
150 };
151
152 /**
153 * Gets the Method metaspace object from a HotSpotResolvedJavaMethodImpl Java object.
154 */
155 Method* getMethodFromHotSpotMethod(oop hotspot_method);
156
157
158
159 #endif // SHARE_VM_JVMCI_JVMCI_CODE_INSTALLER_HPP