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Issue 6349046: Extract platform independent part of RevertStackCheckCode. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 9 years, 10 months ago
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1 // Copyright 2010 the V8 project authors. All rights reserved. 1 // Copyright 2010 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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129 static void VisitAllOptimizedFunctions(OptimizedFunctionVisitor* visitor); 129 static void VisitAllOptimizedFunctions(OptimizedFunctionVisitor* visitor);
130 130
131 // Patch all stack guard checks in the unoptimized code to 131 // Patch all stack guard checks in the unoptimized code to
132 // unconditionally call replacement_code. 132 // unconditionally call replacement_code.
133 static void PatchStackCheckCode(Code* unoptimized_code, 133 static void PatchStackCheckCode(Code* unoptimized_code,
134 Code* check_code, 134 Code* check_code,
135 Code* replacement_code); 135 Code* replacement_code);
136 136
137 // Patch stack guard check at instruction before pc_after in 137 // Patch stack guard check at instruction before pc_after in
138 // the unoptimized code to unconditionally call replacement_code. 138 // the unoptimized code to unconditionally call replacement_code.
139 static void PatchStackCheckAt(Address pc_after, 139 static void PatchStackCheckCodeAt(Address pc_after,
140 Code* check_code, 140 Code* check_code,
141 Code* replacement_code); 141 Code* replacement_code);
142 142
143 // Change all patched stack guard checks in the unoptimized code 143 // Change all patched stack guard checks in the unoptimized code
144 // back to a normal stack guard check. 144 // back to a normal stack guard check.
145 static void RevertStackCheckCode(Code* unoptimized_code, 145 static void RevertStackCheckCode(Code* unoptimized_code,
146 Code* check_code, 146 Code* check_code,
147 Code* replacement_code); 147 Code* replacement_code);
148 148
149 // Change all patched stack guard checks in the unoptimized code
150 // back to a normal stack guard check.
151 static void RevertStackCheckCodeAt(Address pc_after,
152 Code* check_code,
153 Code* replacement_code);
154
149 ~Deoptimizer(); 155 ~Deoptimizer();
150 156
151 void InsertHeapNumberValues(int index, JavaScriptFrame* frame); 157 void InsertHeapNumberValues(int index, JavaScriptFrame* frame);
152 158
153 static void ComputeOutputFrames(Deoptimizer* deoptimizer); 159 static void ComputeOutputFrames(Deoptimizer* deoptimizer);
154 160
155 static Address GetDeoptimizationEntry(int id, BailoutType type); 161 static Address GetDeoptimizationEntry(int id, BailoutType type);
156 static int GetDeoptimizationId(Address addr, BailoutType type); 162 static int GetDeoptimizationId(Address addr, BailoutType type);
157 static int GetOutputInfo(DeoptimizationOutputData* data, 163 static int GetOutputInfo(DeoptimizationOutputData* data,
158 unsigned node_id, 164 unsigned node_id,
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511 Handle<Code> code_; 517 Handle<Code> code_;
512 518
513 // Next pointer for linked list. 519 // Next pointer for linked list.
514 DeoptimizingCodeListNode* next_; 520 DeoptimizingCodeListNode* next_;
515 }; 521 };
516 522
517 523
518 } } // namespace v8::internal 524 } } // namespace v8::internal
519 525
520 #endif // V8_DEOPTIMIZER_H_ 526 #endif // V8_DEOPTIMIZER_H_
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