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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 // Class for patching compiled code. | 4 // Class for patching compiled code. |
5 | 5 |
6 #ifndef VM_CODE_PATCHER_H_ | 6 #ifndef VM_CODE_PATCHER_H_ |
7 #define VM_CODE_PATCHER_H_ | 7 #define VM_CODE_PATCHER_H_ |
8 | 8 |
9 #include "vm/allocation.h" | 9 #include "vm/allocation.h" |
10 #include "vm/native_entry.h" | 10 #include "vm/native_entry.h" |
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80 // Return target of an unoptimized static call and its ICData object | 80 // Return target of an unoptimized static call and its ICData object |
81 // (calls target via a stub). | 81 // (calls target via a stub). |
82 static RawFunction* GetUnoptimizedStaticCallAt(uword return_address, | 82 static RawFunction* GetUnoptimizedStaticCallAt(uword return_address, |
83 const Code& code, | 83 const Code& code, |
84 ICData* ic_data); | 84 ICData* ic_data); |
85 | 85 |
86 static intptr_t InstanceCallSizeInBytes(); | 86 static intptr_t InstanceCallSizeInBytes(); |
87 | 87 |
88 static void InsertCallAt(uword start, uword target); | 88 static void InsertCallAt(uword start, uword target); |
89 | 89 |
90 static RawObject* GetEdgeCounterAt(uword pc, const Code& code); | |
91 | |
92 static void PatchPoolPointerCallAt(uword return_address, | 90 static void PatchPoolPointerCallAt(uword return_address, |
93 const Code& code, | 91 const Code& code, |
94 uword new_target); | 92 uword new_target); |
95 | 93 |
96 static uword GetNativeCallAt(uword return_address, | 94 static uword GetNativeCallAt(uword return_address, |
97 const Code& code, | 95 const Code& code, |
98 NativeFunction* target); | 96 NativeFunction* target); |
99 | 97 |
100 static void PatchNativeCallAt(uword return_address, | 98 static void PatchNativeCallAt(uword return_address, |
101 const Code& code, | 99 const Code& code, |
102 NativeFunction target, | 100 NativeFunction target, |
103 const Code& trampoline); | 101 const Code& trampoline); |
104 }; | 102 }; |
105 | 103 |
106 } // namespace dart | 104 } // namespace dart |
107 | 105 |
108 #endif // VM_CODE_PATCHER_H_ | 106 #endif // VM_CODE_PATCHER_H_ |
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