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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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31 #include "ic.h" | 31 #include "ic.h" |
32 #include "debug.h" | 32 #include "debug.h" |
33 #include "macro-assembler.h" | 33 #include "macro-assembler.h" |
34 | 34 |
35 namespace v8 { | 35 namespace v8 { |
36 namespace internal { | 36 namespace internal { |
37 | 37 |
38 | 38 |
39 Address IC::address() { | 39 Address IC::address() { |
40 // Get the address of the call. | 40 // Get the address of the call. |
41 Address result = pc() - Assembler::kPatchReturnSequenceLength; | 41 Address result = pc() - Assembler::kCallTargetAddressOffset; |
42 | 42 |
43 #ifdef ENABLE_DEBUGGER_SUPPORT | 43 #ifdef ENABLE_DEBUGGER_SUPPORT |
44 // First check if any break points are active if not just return the address | 44 // First check if any break points are active if not just return the address |
45 // of the call. | 45 // of the call. |
46 if (!Debug::has_break_points()) return result; | 46 if (!Debug::has_break_points()) return result; |
47 | 47 |
48 // At least one break point is active perform additional test to ensure that | 48 // At least one break point is active perform additional test to ensure that |
49 // break point locations are updated correctly. | 49 // break point locations are updated correctly. |
50 if (Debug::IsDebugBreak(Assembler::target_address_at(result))) { | 50 if (Debug::IsDebugBreak(Assembler::target_address_at(result))) { |
51 // If the call site is a call to debug break then return the address in | 51 // If the call site is a call to debug break then return the address in |
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84 if (object->IsJSObject()) return JSObject::cast(object)->map(); | 84 if (object->IsJSObject()) return JSObject::cast(object)->map(); |
85 // If the object is a value, we use the prototype map for the cache. | 85 // If the object is a value, we use the prototype map for the cache. |
86 ASSERT(object->IsString() || object->IsNumber() || object->IsBoolean()); | 86 ASSERT(object->IsString() || object->IsNumber() || object->IsBoolean()); |
87 return JSObject::cast(object->GetPrototype())->map(); | 87 return JSObject::cast(object->GetPrototype())->map(); |
88 } | 88 } |
89 | 89 |
90 | 90 |
91 } } // namespace v8::internal | 91 } } // namespace v8::internal |
92 | 92 |
93 #endif // V8_IC_INL_H_ | 93 #endif // V8_IC_INL_H_ |
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