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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_X64 | 5 #if V8_TARGET_ARCH_X64 |
6 | 6 |
7 #include "src/ast/scopes.h" | 7 #include "src/ast/scopes.h" |
8 #include "src/code-factory.h" | 8 #include "src/code-factory.h" |
9 #include "src/code-stubs.h" | 9 #include "src/code-stubs.h" |
10 #include "src/codegen.h" | 10 #include "src/codegen.h" |
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158 bool function_in_register = true; | 158 bool function_in_register = true; |
159 | 159 |
160 // Possibly allocate a local context. | 160 // Possibly allocate a local context. |
161 if (info->scope()->NeedsContext()) { | 161 if (info->scope()->NeedsContext()) { |
162 Comment cmnt(masm_, "[ Allocate context"); | 162 Comment cmnt(masm_, "[ Allocate context"); |
163 bool need_write_barrier = true; | 163 bool need_write_barrier = true; |
164 int slots = info->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; | 164 int slots = info->scope()->num_heap_slots() - Context::MIN_CONTEXT_SLOTS; |
165 // Argument to NewContext is the function, which is still in rdi. | 165 // Argument to NewContext is the function, which is still in rdi. |
166 if (info->scope()->is_script_scope()) { | 166 if (info->scope()->is_script_scope()) { |
167 __ Push(rdi); | 167 __ Push(rdi); |
168 __ Push(info->scope()->GetScopeInfo(info->isolate())); | 168 __ Push(info->scope()->scope_info()); |
169 __ CallRuntime(Runtime::kNewScriptContext); | 169 __ CallRuntime(Runtime::kNewScriptContext); |
170 PrepareForBailoutForId(BailoutId::ScriptContext(), | 170 PrepareForBailoutForId(BailoutId::ScriptContext(), |
171 BailoutState::TOS_REGISTER); | 171 BailoutState::TOS_REGISTER); |
172 // The new target value is not used, clobbering is safe. | 172 // The new target value is not used, clobbering is safe. |
173 DCHECK_NULL(info->scope()->new_target_var()); | 173 DCHECK_NULL(info->scope()->new_target_var()); |
174 } else { | 174 } else { |
175 if (info->scope()->new_target_var() != nullptr) { | 175 if (info->scope()->new_target_var() != nullptr) { |
176 __ Push(rdx); // Preserve new target. | 176 __ Push(rdx); // Preserve new target. |
177 } | 177 } |
178 FastNewFunctionContextStub stub(isolate()); | 178 FastNewFunctionContextStub stub(isolate()); |
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3635 DCHECK_EQ( | 3635 DCHECK_EQ( |
3636 isolate->builtins()->OnStackReplacement()->entry(), | 3636 isolate->builtins()->OnStackReplacement()->entry(), |
3637 Assembler::target_address_at(call_target_address, unoptimized_code)); | 3637 Assembler::target_address_at(call_target_address, unoptimized_code)); |
3638 return ON_STACK_REPLACEMENT; | 3638 return ON_STACK_REPLACEMENT; |
3639 } | 3639 } |
3640 | 3640 |
3641 } // namespace internal | 3641 } // namespace internal |
3642 } // namespace v8 | 3642 } // namespace v8 |
3643 | 3643 |
3644 #endif // V8_TARGET_ARCH_X64 | 3644 #endif // V8_TARGET_ARCH_X64 |
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