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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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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::kCallTargetAddressOffset; | 41 Address result = pc() - Assembler::kCallTargetAddressOffset; |
42 | 42 |
43 #ifdef ENABLE_DEBUGGER_SUPPORT | 43 #ifdef ENABLE_DEBUGGER_SUPPORT |
| 44 Debug* debug = Isolate::Current()->debug(); |
44 // First check if any break points are active if not just return the address | 45 // First check if any break points are active if not just return the address |
45 // of the call. | 46 // of the call. |
46 if (!Debug::has_break_points()) return result; | 47 if (!debug->has_break_points()) return result; |
47 | 48 |
48 // At least one break point is active perform additional test to ensure that | 49 // At least one break point is active perform additional test to ensure that |
49 // break point locations are updated correctly. | 50 // break point locations are updated correctly. |
50 if (Debug::IsDebugBreak(Assembler::target_address_at(result))) { | 51 if (debug->IsDebugBreak(Assembler::target_address_at(result))) { |
51 // If the call site is a call to debug break then return the address in | 52 // If the call site is a call to debug break then return the address in |
52 // the original code instead of the address in the running code. This will | 53 // the original code instead of the address in the running code. This will |
53 // cause the original code to be updated and keeps the breakpoint active in | 54 // cause the original code to be updated and keeps the breakpoint active in |
54 // the running code. | 55 // the running code. |
55 return OriginalCodeAddress(); | 56 return OriginalCodeAddress(); |
56 } else { | 57 } else { |
57 // No break point here just return the address of the call. | 58 // No break point here just return the address of the call. |
58 return result; | 59 return result; |
59 } | 60 } |
60 #else | 61 #else |
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120 JSObject* IC::GetCodeCacheHolder(Object* object, InlineCacheHolderFlag holder) { | 121 JSObject* IC::GetCodeCacheHolder(Object* object, InlineCacheHolderFlag holder) { |
121 Object* map_owner = (holder == OWN_MAP ? object : object->GetPrototype()); | 122 Object* map_owner = (holder == OWN_MAP ? object : object->GetPrototype()); |
122 ASSERT(map_owner->IsJSObject()); | 123 ASSERT(map_owner->IsJSObject()); |
123 return JSObject::cast(map_owner); | 124 return JSObject::cast(map_owner); |
124 } | 125 } |
125 | 126 |
126 | 127 |
127 } } // namespace v8::internal | 128 } } // namespace v8::internal |
128 | 129 |
129 #endif // V8_IC_INL_H_ | 130 #endif // V8_IC_INL_H_ |
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