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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/crankshaft/arm/lithium-codegen-arm.h" | 5 #include "src/crankshaft/arm/lithium-codegen-arm.h" |
6 | 6 |
7 #include "src/assembler-inl.h" | 7 #include "src/assembler-inl.h" |
8 #include "src/base/bits.h" | 8 #include "src/base/bits.h" |
9 #include "src/builtins/builtins-constructor.h" | 9 #include "src/builtins/builtins-constructor.h" |
10 #include "src/code-factory.h" | 10 #include "src/code-factory.h" |
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160 bool need_write_barrier = true; | 160 bool need_write_barrier = true; |
161 // Argument to NewContext is the function, which is in r1. | 161 // Argument to NewContext is the function, which is in r1. |
162 int slots = info()->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; | 162 int slots = info()->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; |
163 Safepoint::DeoptMode deopt_mode = Safepoint::kNoLazyDeopt; | 163 Safepoint::DeoptMode deopt_mode = Safepoint::kNoLazyDeopt; |
164 if (info()->scope()->is_script_scope()) { | 164 if (info()->scope()->is_script_scope()) { |
165 __ push(r1); | 165 __ push(r1); |
166 __ Push(info()->scope()->scope_info()); | 166 __ Push(info()->scope()->scope_info()); |
167 __ CallRuntime(Runtime::kNewScriptContext); | 167 __ CallRuntime(Runtime::kNewScriptContext); |
168 deopt_mode = Safepoint::kLazyDeopt; | 168 deopt_mode = Safepoint::kLazyDeopt; |
169 } else { | 169 } else { |
170 if (slots <= | 170 if (slots <= ConstructorBuiltins::MaximumFunctionContextSlots()) { |
171 ConstructorBuiltinsAssembler::MaximumFunctionContextSlots()) { | |
172 Callable callable = CodeFactory::FastNewFunctionContext( | 171 Callable callable = CodeFactory::FastNewFunctionContext( |
173 isolate(), info()->scope()->scope_type()); | 172 isolate(), info()->scope()->scope_type()); |
174 __ mov(FastNewFunctionContextDescriptor::SlotsRegister(), | 173 __ mov(FastNewFunctionContextDescriptor::SlotsRegister(), |
175 Operand(slots)); | 174 Operand(slots)); |
176 __ Call(callable.code(), RelocInfo::CODE_TARGET); | 175 __ Call(callable.code(), RelocInfo::CODE_TARGET); |
177 // Result of the FastNewFunctionContext builtin is always in new space. | 176 // Result of the FastNewFunctionContext builtin is always in new space. |
178 need_write_barrier = false; | 177 need_write_barrier = false; |
179 } else { | 178 } else { |
180 __ push(r1); | 179 __ push(r1); |
181 __ Push(Smi::FromInt(info()->scope()->scope_type())); | 180 __ Push(Smi::FromInt(info()->scope()->scope_type())); |
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5326 __ ldr(result, FieldMemOperand(scratch, | 5325 __ ldr(result, FieldMemOperand(scratch, |
5327 FixedArray::kHeaderSize - kPointerSize)); | 5326 FixedArray::kHeaderSize - kPointerSize)); |
5328 __ bind(deferred->exit()); | 5327 __ bind(deferred->exit()); |
5329 __ bind(&done); | 5328 __ bind(&done); |
5330 } | 5329 } |
5331 | 5330 |
5332 #undef __ | 5331 #undef __ |
5333 | 5332 |
5334 } // namespace internal | 5333 } // namespace internal |
5335 } // namespace v8 | 5334 } // namespace v8 |
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