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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "src/v8.h" | 5 #include "src/v8.h" |
| 6 | 6 |
| 7 #if V8_TARGET_ARCH_IA32 | 7 #if V8_TARGET_ARCH_IA32 |
| 8 | 8 |
| 9 #include "src/code-factory.h" | 9 #include "src/code-factory.h" |
| 10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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| 1238 | 1238 |
| 1239 void FullCodeGenerator::EmitNewClosure(Handle<SharedFunctionInfo> info, | 1239 void FullCodeGenerator::EmitNewClosure(Handle<SharedFunctionInfo> info, |
| 1240 bool pretenure) { | 1240 bool pretenure) { |
| 1241 // Use the fast case closure allocation code that allocates in new | 1241 // Use the fast case closure allocation code that allocates in new |
| 1242 // space for nested functions that don't need literals cloning. If | 1242 // space for nested functions that don't need literals cloning. If |
| 1243 // we're running with the --always-opt or the --prepare-always-opt | 1243 // we're running with the --always-opt or the --prepare-always-opt |
| 1244 // flag, we need to use the runtime function so that the new function | 1244 // flag, we need to use the runtime function so that the new function |
| 1245 // we are creating here gets a chance to have its code optimized and | 1245 // we are creating here gets a chance to have its code optimized and |
| 1246 // doesn't just get a copy of the existing unoptimized code. | 1246 // doesn't just get a copy of the existing unoptimized code. |
| 1247 if (!FLAG_always_opt && | 1247 if (!FLAG_always_opt && |
| 1248 info->asm_mode() != ASM_FUNCTION && |
| 1248 !FLAG_prepare_always_opt && | 1249 !FLAG_prepare_always_opt && |
| 1249 !pretenure && | 1250 !pretenure && |
| 1250 scope()->is_function_scope() && | 1251 scope()->is_function_scope() && |
| 1251 info->num_literals() == 0) { | 1252 info->num_literals() == 0) { |
| 1252 FastNewClosureStub stub(isolate(), info->language_mode(), info->kind()); | 1253 FastNewClosureStub stub(isolate(), info->language_mode(), info->kind()); |
| 1253 __ mov(ebx, Immediate(info)); | 1254 __ mov(ebx, Immediate(info)); |
| 1254 __ CallStub(&stub); | 1255 __ CallStub(&stub); |
| 1255 } else { | 1256 } else { |
| 1256 __ push(esi); | 1257 __ push(esi); |
| 1257 __ push(Immediate(info)); | 1258 __ push(Immediate(info)); |
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| 5460 Assembler::target_address_at(call_target_address, | 5461 Assembler::target_address_at(call_target_address, |
| 5461 unoptimized_code)); | 5462 unoptimized_code)); |
| 5462 return OSR_AFTER_STACK_CHECK; | 5463 return OSR_AFTER_STACK_CHECK; |
| 5463 } | 5464 } |
| 5464 | 5465 |
| 5465 | 5466 |
| 5466 } // namespace internal | 5467 } // namespace internal |
| 5467 } // namespace v8 | 5468 } // namespace v8 |
| 5468 | 5469 |
| 5469 #endif // V8_TARGET_ARCH_IA32 | 5470 #endif // V8_TARGET_ARCH_IA32 |
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