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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_MIPS64 | 5 #if V8_TARGET_ARCH_MIPS64 |
6 | 6 |
7 // Note on Mips implementation: | 7 // Note on Mips implementation: |
8 // | 8 // |
9 // The result_register() for mips is the 'v0' register, which is defined | 9 // The result_register() for mips is the 'v0' register, which is defined |
10 // by the ABI to contain function return values. However, the first | 10 // by the ABI to contain function return values. However, the first |
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201 __ Push(info->scope()->scope_info()); | 201 __ Push(info->scope()->scope_info()); |
202 __ CallRuntime(Runtime::kNewScriptContext); | 202 __ CallRuntime(Runtime::kNewScriptContext); |
203 PrepareForBailoutForId(BailoutId::ScriptContext(), | 203 PrepareForBailoutForId(BailoutId::ScriptContext(), |
204 BailoutState::TOS_REGISTER); | 204 BailoutState::TOS_REGISTER); |
205 // The new target value is not used, clobbering is safe. | 205 // The new target value is not used, clobbering is safe. |
206 DCHECK_NULL(info->scope()->new_target_var()); | 206 DCHECK_NULL(info->scope()->new_target_var()); |
207 } else { | 207 } else { |
208 if (info->scope()->new_target_var() != nullptr) { | 208 if (info->scope()->new_target_var() != nullptr) { |
209 __ push(a3); // Preserve new target. | 209 __ push(a3); // Preserve new target. |
210 } | 210 } |
211 if (slots <= | 211 if (slots <= ConstructorBuiltins::MaximumFunctionContextSlots()) { |
212 ConstructorBuiltinsAssembler::MaximumFunctionContextSlots()) { | |
213 Callable callable = CodeFactory::FastNewFunctionContext( | 212 Callable callable = CodeFactory::FastNewFunctionContext( |
214 isolate(), info->scope()->scope_type()); | 213 isolate(), info->scope()->scope_type()); |
215 __ li(FastNewFunctionContextDescriptor::SlotsRegister(), | 214 __ li(FastNewFunctionContextDescriptor::SlotsRegister(), |
216 Operand(slots)); | 215 Operand(slots)); |
217 __ Call(callable.code(), RelocInfo::CODE_TARGET); | 216 __ Call(callable.code(), RelocInfo::CODE_TARGET); |
218 // Result of the FastNewFunctionContext builtin is always in new space. | 217 // Result of the FastNewFunctionContext builtin is always in new space. |
219 need_write_barrier = false; | 218 need_write_barrier = false; |
220 } else { | 219 } else { |
221 __ push(a1); | 220 __ push(a1); |
222 __ Push(Smi::FromInt(info->scope()->scope_type())); | 221 __ Push(Smi::FromInt(info->scope()->scope_type())); |
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2809 reinterpret_cast<uint64_t>( | 2808 reinterpret_cast<uint64_t>( |
2810 isolate->builtins()->OnStackReplacement()->entry())); | 2809 isolate->builtins()->OnStackReplacement()->entry())); |
2811 return ON_STACK_REPLACEMENT; | 2810 return ON_STACK_REPLACEMENT; |
2812 } | 2811 } |
2813 | 2812 |
2814 | 2813 |
2815 } // namespace internal | 2814 } // namespace internal |
2816 } // namespace v8 | 2815 } // namespace v8 |
2817 | 2816 |
2818 #endif // V8_TARGET_ARCH_MIPS64 | 2817 #endif // V8_TARGET_ARCH_MIPS64 |
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