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Issue 2281073002: Create ScopeInfos while analyzing the Scope chain (Closed)
Patch Set: rebase Created 4 years, 3 months ago
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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/full-codegen/full-codegen.h" 5 #include "src/full-codegen/full-codegen.h"
6 6
7 #include "src/ast/ast-numbering.h" 7 #include "src/ast/ast-numbering.h"
8 #include "src/ast/ast.h" 8 #include "src/ast/ast.h"
9 #include "src/ast/prettyprinter.h" 9 #include "src/ast/prettyprinter.h"
10 #include "src/ast/scopes.h" 10 #include "src/ast/scopes.h"
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1866 1866
1867 if (scope == NULL) { 1867 if (scope == NULL) {
1868 codegen_->PrepareForBailoutForId(entry_id, BailoutState::NO_REGISTERS); 1868 codegen_->PrepareForBailoutForId(entry_id, BailoutState::NO_REGISTERS);
1869 needs_block_context_ = false; 1869 needs_block_context_ = false;
1870 } else { 1870 } else {
1871 needs_block_context_ = scope->NeedsContext(); 1871 needs_block_context_ = scope->NeedsContext();
1872 codegen_->scope_ = scope; 1872 codegen_->scope_ = scope;
1873 { 1873 {
1874 if (needs_block_context_) { 1874 if (needs_block_context_) {
1875 Comment cmnt(masm(), "[ Extend block context"); 1875 Comment cmnt(masm(), "[ Extend block context");
1876 codegen_->PushOperand(scope->GetScopeInfo(codegen->isolate())); 1876 codegen_->PushOperand(scope->scope_info());
1877 codegen_->PushFunctionArgumentForContextAllocation(); 1877 codegen_->PushFunctionArgumentForContextAllocation();
1878 codegen_->CallRuntimeWithOperands(Runtime::kPushBlockContext); 1878 codegen_->CallRuntimeWithOperands(Runtime::kPushBlockContext);
1879 1879
1880 // Replace the context stored in the frame. 1880 // Replace the context stored in the frame.
1881 codegen_->StoreToFrameField(StandardFrameConstants::kContextOffset, 1881 codegen_->StoreToFrameField(StandardFrameConstants::kContextOffset,
1882 codegen_->context_register()); 1882 codegen_->context_register());
1883 } 1883 }
1884 CHECK_EQ(0, scope->num_stack_slots()); 1884 CHECK_EQ(0, scope->num_stack_slots());
1885 codegen_->PrepareForBailoutForId(entry_id, BailoutState::NO_REGISTERS); 1885 codegen_->PrepareForBailoutForId(entry_id, BailoutState::NO_REGISTERS);
1886 } 1886 }
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1964 return var->scope()->is_nonlinear() || 1964 return var->scope()->is_nonlinear() ||
1965 var->initializer_position() >= proxy->position(); 1965 var->initializer_position() >= proxy->position();
1966 } 1966 }
1967 1967
1968 1968
1969 #undef __ 1969 #undef __
1970 1970
1971 1971
1972 } // namespace internal 1972 } // namespace internal
1973 } // namespace v8 1973 } // namespace v8
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