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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 #if V8_TARGET_ARCH_IA32 | 5 #if V8_TARGET_ARCH_IA32 |
| 6 | 6 |
| 7 #include "src/crankshaft/ia32/lithium-codegen-ia32.h" | 7 #include "src/crankshaft/ia32/lithium-codegen-ia32.h" |
| 8 | 8 |
| 9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
| 10 #include "src/builtins/builtins-constructor.h" | 10 #include "src/builtins/builtins-constructor.h" |
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| 170 bool need_write_barrier = true; | 170 bool need_write_barrier = true; |
| 171 // Argument to NewContext is the function, which is still in edi. | 171 // Argument to NewContext is the function, which is still in edi. |
| 172 int slots = info_->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; | 172 int slots = info_->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; |
| 173 Safepoint::DeoptMode deopt_mode = Safepoint::kNoLazyDeopt; | 173 Safepoint::DeoptMode deopt_mode = Safepoint::kNoLazyDeopt; |
| 174 if (info()->scope()->is_script_scope()) { | 174 if (info()->scope()->is_script_scope()) { |
| 175 __ push(edi); | 175 __ push(edi); |
| 176 __ Push(info()->scope()->scope_info()); | 176 __ Push(info()->scope()->scope_info()); |
| 177 __ CallRuntime(Runtime::kNewScriptContext); | 177 __ CallRuntime(Runtime::kNewScriptContext); |
| 178 deopt_mode = Safepoint::kLazyDeopt; | 178 deopt_mode = Safepoint::kLazyDeopt; |
| 179 } else { | 179 } else { |
| 180 if (slots <= | 180 if (slots <= ConstructorBuiltins::MaximumFunctionContextSlots()) { |
| 181 ConstructorBuiltinsAssembler::MaximumFunctionContextSlots()) { | |
| 182 Callable callable = CodeFactory::FastNewFunctionContext( | 181 Callable callable = CodeFactory::FastNewFunctionContext( |
| 183 isolate(), info()->scope()->scope_type()); | 182 isolate(), info()->scope()->scope_type()); |
| 184 __ mov(FastNewFunctionContextDescriptor::SlotsRegister(), | 183 __ mov(FastNewFunctionContextDescriptor::SlotsRegister(), |
| 185 Immediate(slots)); | 184 Immediate(slots)); |
| 186 __ Call(callable.code(), RelocInfo::CODE_TARGET); | 185 __ Call(callable.code(), RelocInfo::CODE_TARGET); |
| 187 // Result of the FastNewFunctionContext builtin is always in new space. | 186 // Result of the FastNewFunctionContext builtin is always in new space. |
| 188 need_write_barrier = false; | 187 need_write_barrier = false; |
| 189 } else { | 188 } else { |
| 190 __ Push(edi); | 189 __ Push(edi); |
| 191 __ Push(Smi::FromInt(info()->scope()->scope_type())); | 190 __ Push(Smi::FromInt(info()->scope()->scope_type())); |
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| 5092 __ bind(deferred->exit()); | 5091 __ bind(deferred->exit()); |
| 5093 __ bind(&done); | 5092 __ bind(&done); |
| 5094 } | 5093 } |
| 5095 | 5094 |
| 5096 #undef __ | 5095 #undef __ |
| 5097 | 5096 |
| 5098 } // namespace internal | 5097 } // namespace internal |
| 5099 } // namespace v8 | 5098 } // namespace v8 |
| 5100 | 5099 |
| 5101 #endif // V8_TARGET_ARCH_IA32 | 5100 #endif // V8_TARGET_ARCH_IA32 |
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