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Issue 6696018: Revert "Strict mode ThrowTypeError functions for" (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 9 years, 9 months ago
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1 // Copyright 2011 the V8 project authors. All rights reserved. 1 // Copyright 2011 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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4253 void CodeGenerator::InstantiateFunction( 4253 void CodeGenerator::InstantiateFunction(
4254 Handle<SharedFunctionInfo> function_info, 4254 Handle<SharedFunctionInfo> function_info,
4255 bool pretenure) { 4255 bool pretenure) {
4256 // The inevitable call will sync frame elements to memory anyway, so 4256 // The inevitable call will sync frame elements to memory anyway, so
4257 // we do it eagerly to allow us to push the arguments directly into 4257 // we do it eagerly to allow us to push the arguments directly into
4258 // place. 4258 // place.
4259 frame_->SyncRange(0, frame_->element_count() - 1); 4259 frame_->SyncRange(0, frame_->element_count() - 1);
4260 4260
4261 // Use the fast case closure allocation code that allocates in new 4261 // Use the fast case closure allocation code that allocates in new
4262 // space for nested functions that don't need literals cloning. 4262 // space for nested functions that don't need literals cloning.
4263 if (!pretenure && 4263 if (scope()->is_function_scope() &&
4264 scope()->is_function_scope() &&
4265 function_info->num_literals() == 0 && 4264 function_info->num_literals() == 0 &&
4266 !function_info->strict_mode()) { // Strict mode functions use slow path. 4265 !pretenure) {
4267 FastNewClosureStub stub; 4266 FastNewClosureStub stub;
4268 frame_->Push(function_info); 4267 frame_->Push(function_info);
4269 Result answer = frame_->CallStub(&stub, 1); 4268 Result answer = frame_->CallStub(&stub, 1);
4270 frame_->Push(&answer); 4269 frame_->Push(&answer);
4271 } else { 4270 } else {
4272 // Call the runtime to instantiate the function based on the 4271 // Call the runtime to instantiate the function based on the
4273 // shared function info. 4272 // shared function info.
4274 frame_->EmitPush(rsi); 4273 frame_->EmitPush(rsi);
4275 frame_->EmitPush(function_info); 4274 frame_->EmitPush(function_info);
4276 frame_->EmitPush(pretenure 4275 frame_->EmitPush(pretenure
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8836 } 8835 }
8837 8836
8838 #endif 8837 #endif
8839 8838
8840 8839
8841 #undef __ 8840 #undef __
8842 8841
8843 } } // namespace v8::internal 8842 } } // namespace v8::internal
8844 8843
8845 #endif // V8_TARGET_ARCH_X64 8844 #endif // V8_TARGET_ARCH_X64
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