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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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| 176 bool function_in_register_a1 = true; | 176 bool function_in_register_a1 = true; |
| 177 | 177 |
| 178 // Possibly allocate a local context. | 178 // Possibly allocate a local context. |
| 179 if (info->scope()->NeedsContext()) { | 179 if (info->scope()->NeedsContext()) { |
| 180 Comment cmnt(masm_, "[ Allocate context"); | 180 Comment cmnt(masm_, "[ Allocate context"); |
| 181 // Argument to NewContext is the function, which is still in a1. | 181 // Argument to NewContext is the function, which is still in a1. |
| 182 bool need_write_barrier = true; | 182 bool need_write_barrier = true; |
| 183 int slots = info->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; | 183 int slots = info->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; |
| 184 if (info->scope()->is_script_scope()) { | 184 if (info->scope()->is_script_scope()) { |
| 185 __ push(a1); | 185 __ push(a1); |
| 186 __ Push(info->scope()->GetScopeInfo(info->isolate())); | 186 __ Push(info->scope()->scope_info()); |
| 187 __ CallRuntime(Runtime::kNewScriptContext); | 187 __ CallRuntime(Runtime::kNewScriptContext); |
| 188 PrepareForBailoutForId(BailoutId::ScriptContext(), | 188 PrepareForBailoutForId(BailoutId::ScriptContext(), |
| 189 BailoutState::TOS_REGISTER); | 189 BailoutState::TOS_REGISTER); |
| 190 // The new target value is not used, clobbering is safe. | 190 // The new target value is not used, clobbering is safe. |
| 191 DCHECK_NULL(info->scope()->new_target_var()); | 191 DCHECK_NULL(info->scope()->new_target_var()); |
| 192 } else { | 192 } else { |
| 193 if (info->scope()->new_target_var() != nullptr) { | 193 if (info->scope()->new_target_var() != nullptr) { |
| 194 __ push(a3); // Preserve new target. | 194 __ push(a3); // Preserve new target. |
| 195 } | 195 } |
| 196 FastNewFunctionContextStub stub(isolate()); | 196 FastNewFunctionContextStub stub(isolate()); |
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| 3763 reinterpret_cast<uint64_t>( | 3763 reinterpret_cast<uint64_t>( |
| 3764 isolate->builtins()->OnStackReplacement()->entry())); | 3764 isolate->builtins()->OnStackReplacement()->entry())); |
| 3765 return ON_STACK_REPLACEMENT; | 3765 return ON_STACK_REPLACEMENT; |
| 3766 } | 3766 } |
| 3767 | 3767 |
| 3768 | 3768 |
| 3769 } // namespace internal | 3769 } // namespace internal |
| 3770 } // namespace v8 | 3770 } // namespace v8 |
| 3771 | 3771 |
| 3772 #endif // V8_TARGET_ARCH_MIPS64 | 3772 #endif // V8_TARGET_ARCH_MIPS64 |
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