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Issue 2504153002: [TypeFeedbackVector] Root literal arrays in function literals slots (Closed)
Patch Set: REBASE. Created 4 years ago
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1 // Copyright 2015 the V8 project authors. All rights reserved. 1 // Copyright 2015 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/compiler/bytecode-graph-builder.h" 5 #include "src/compiler/bytecode-graph-builder.h"
6 6
7 #include "src/ast/ast.h" 7 #include "src/ast/ast.h"
8 #include "src/ast/scopes.h" 8 #include "src/ast/scopes.h"
9 #include "src/compilation-info.h" 9 #include "src/compilation-info.h"
10 #include "src/compiler/compiler-source-position-table.h" 10 #include "src/compiler/compiler-source-position-table.h"
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1099 1099
1100 void BytecodeGraphBuilder::VisitPopContext() { 1100 void BytecodeGraphBuilder::VisitPopContext() {
1101 Node* context = 1101 Node* context =
1102 environment()->LookupRegister(bytecode_iterator().GetRegisterOperand(0)); 1102 environment()->LookupRegister(bytecode_iterator().GetRegisterOperand(0));
1103 environment()->SetContext(context); 1103 environment()->SetContext(context);
1104 } 1104 }
1105 1105
1106 void BytecodeGraphBuilder::VisitCreateClosure() { 1106 void BytecodeGraphBuilder::VisitCreateClosure() {
1107 Handle<SharedFunctionInfo> shared_info = Handle<SharedFunctionInfo>::cast( 1107 Handle<SharedFunctionInfo> shared_info = Handle<SharedFunctionInfo>::cast(
1108 bytecode_iterator().GetConstantForIndexOperand(0)); 1108 bytecode_iterator().GetConstantForIndexOperand(0));
1109 int const slot_id = bytecode_iterator().GetIndexOperand(1);
1110 VectorSlotPair pair = CreateVectorSlotPair(slot_id);
1109 PretenureFlag tenured = 1111 PretenureFlag tenured =
1110 interpreter::CreateClosureFlags::PretenuredBit::decode( 1112 interpreter::CreateClosureFlags::PretenuredBit::decode(
1111 bytecode_iterator().GetFlagOperand(1)) 1113 bytecode_iterator().GetFlagOperand(2))
1112 ? TENURED 1114 ? TENURED
1113 : NOT_TENURED; 1115 : NOT_TENURED;
1114 const Operator* op = javascript()->CreateClosure(shared_info, tenured); 1116 const Operator* op = javascript()->CreateClosure(shared_info, pair, tenured);
1115 Node* closure = NewNode(op); 1117 Node* closure = NewNode(op);
1116 environment()->BindAccumulator(closure); 1118 environment()->BindAccumulator(closure);
1117 } 1119 }
1118 1120
1119 void BytecodeGraphBuilder::VisitCreateBlockContext() { 1121 void BytecodeGraphBuilder::VisitCreateBlockContext() {
1120 Handle<ScopeInfo> scope_info = Handle<ScopeInfo>::cast( 1122 Handle<ScopeInfo> scope_info = Handle<ScopeInfo>::cast(
1121 bytecode_iterator().GetConstantForIndexOperand(0)); 1123 bytecode_iterator().GetConstantForIndexOperand(0));
1122 1124
1123 const Operator* op = javascript()->CreateBlockContext(scope_info); 1125 const Operator* op = javascript()->CreateBlockContext(scope_info);
1124 Node* context = NewNode(op, environment()->LookupAccumulator()); 1126 Node* context = NewNode(op, environment()->LookupAccumulator());
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2236 it->source_position().ScriptOffset(), start_position_.InliningId())); 2238 it->source_position().ScriptOffset(), start_position_.InliningId()));
2237 it->Advance(); 2239 it->Advance();
2238 } else { 2240 } else {
2239 DCHECK_GT(it->code_offset(), offset); 2241 DCHECK_GT(it->code_offset(), offset);
2240 } 2242 }
2241 } 2243 }
2242 2244
2243 } // namespace compiler 2245 } // namespace compiler
2244 } // namespace internal 2246 } // namespace internal
2245 } // namespace v8 2247 } // namespace v8
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