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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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2340 case GENERIC: return "Generic"; | 2340 case GENERIC: return "Generic"; |
2341 default: return "Invalid"; | 2341 default: return "Invalid"; |
2342 } | 2342 } |
2343 } | 2343 } |
2344 | 2344 |
2345 | 2345 |
2346 MaybeObject* BinaryOpIC::Transition(Handle<Object> left, Handle<Object> right) { | 2346 MaybeObject* BinaryOpIC::Transition(Handle<Object> left, Handle<Object> right) { |
2347 Code::ExtraICState extra_ic_state = target()->extended_extra_ic_state(); | 2347 Code::ExtraICState extra_ic_state = target()->extended_extra_ic_state(); |
2348 BinaryOpStub stub(extra_ic_state); | 2348 BinaryOpStub stub(extra_ic_state); |
2349 | 2349 |
2350 bool smi_was_enabled = stub.GetLeftType(isolate())->Maybe(Type::Smi()) && | 2350 Handle<Type> left_type = stub.GetLeftType(isolate()); |
2351 stub.GetRightType(isolate())->Maybe(Type::Smi()); | 2351 Handle<Type> right_type = stub.GetRightType(isolate()); |
| 2352 bool smi_was_enabled = left_type->Maybe(Type::Smi()) && |
| 2353 right_type->Maybe(Type::Smi()); |
2352 | 2354 |
2353 Maybe<Handle<Object> > result = stub.Result(left, right, isolate()); | 2355 Maybe<Handle<Object> > result = stub.Result(left, right, isolate()); |
2354 | 2356 |
2355 #ifdef DEBUG | 2357 #ifdef DEBUG |
2356 if (FLAG_trace_ic) { | 2358 if (FLAG_trace_ic) { |
2357 char buffer[100]; | 2359 char buffer[100]; |
2358 NoAllocationStringAllocator allocator(buffer, | 2360 NoAllocationStringAllocator allocator(buffer, |
2359 static_cast<unsigned>(sizeof(buffer))); | 2361 static_cast<unsigned>(sizeof(buffer))); |
2360 StringStream stream(&allocator); | 2362 StringStream stream(&allocator); |
2361 stream.Add("["); | 2363 stream.Add("["); |
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2373 } else { | 2375 } else { |
2374 stub.UpdateStatus(left, right, result); | 2376 stub.UpdateStatus(left, right, result); |
2375 } | 2377 } |
2376 #else | 2378 #else |
2377 stub.UpdateStatus(left, right, result); | 2379 stub.UpdateStatus(left, right, result); |
2378 #endif | 2380 #endif |
2379 | 2381 |
2380 Handle<Code> code = stub.GetCode(isolate()); | 2382 Handle<Code> code = stub.GetCode(isolate()); |
2381 set_target(*code); | 2383 set_target(*code); |
2382 | 2384 |
2383 bool enable_smi = stub.GetLeftType(isolate())->Maybe(Type::Smi()) && | 2385 left_type = stub.GetLeftType(isolate()); |
2384 stub.GetRightType(isolate())->Maybe(Type::Smi()); | 2386 right_type = stub.GetRightType(isolate()); |
| 2387 bool enable_smi = left_type->Maybe(Type::Smi()) && |
| 2388 right_type->Maybe(Type::Smi()); |
2385 | 2389 |
2386 if (!smi_was_enabled && enable_smi) { | 2390 if (!smi_was_enabled && enable_smi) { |
2387 PatchInlinedSmiCode(address(), ENABLE_INLINED_SMI_CHECK); | 2391 PatchInlinedSmiCode(address(), ENABLE_INLINED_SMI_CHECK); |
2388 } else if (smi_was_enabled && !enable_smi) { | 2392 } else if (smi_was_enabled && !enable_smi) { |
2389 PatchInlinedSmiCode(address(), DISABLE_INLINED_SMI_CHECK); | 2393 PatchInlinedSmiCode(address(), DISABLE_INLINED_SMI_CHECK); |
2390 } | 2394 } |
2391 | 2395 |
2392 return result.has_value | 2396 return result.has_value |
2393 ? static_cast<MaybeObject*>(*result.value) | 2397 ? static_cast<MaybeObject*>(*result.value) |
2394 : Failure::Exception(); | 2398 : Failure::Exception(); |
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2769 #undef ADDR | 2773 #undef ADDR |
2770 }; | 2774 }; |
2771 | 2775 |
2772 | 2776 |
2773 Address IC::AddressFromUtilityId(IC::UtilityId id) { | 2777 Address IC::AddressFromUtilityId(IC::UtilityId id) { |
2774 return IC_utilities[id]; | 2778 return IC_utilities[id]; |
2775 } | 2779 } |
2776 | 2780 |
2777 | 2781 |
2778 } } // namespace v8::internal | 2782 } } // namespace v8::internal |
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