51 lines
1.7 KiB
C
51 lines
1.7 KiB
C
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// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef TEST_CCTEST_INTERPRETER_SOURCE_POSITION_COMPARER_H_
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#define TEST_CCTEST_INTERPRETER_SOURCE_POSITION_COMPARER_H_
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#include "src/interpreter/bytecode-array-iterator.h"
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#include "src/interpreter/source-position-table.h"
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#include "src/objects.h"
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#include "src/v8.h"
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namespace v8 {
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namespace internal {
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namespace interpreter {
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class SourcePositionMatcher final {
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public:
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bool Match(Handle<BytecodeArray> original, Handle<BytecodeArray> optimized);
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private:
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bool HasNewExpressionPositionsInOptimized(
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const std::vector<PositionTableEntry>* const original_positions,
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const std::vector<PositionTableEntry>* const optimized_positions);
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bool CompareExpressionPositions(
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const std::vector<PositionTableEntry>* const original_positions,
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const std::vector<PositionTableEntry>* const optimized_positions);
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void StripUnneededExpressionPositions(
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Handle<BytecodeArray> bytecode_array,
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std::vector<PositionTableEntry>* positions,
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int next_statement_bytecode_offset);
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bool ExpressionPositionIsNeeded(Handle<BytecodeArray> bytecode_array,
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int start_offset, int end_offset);
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void MoveToNextStatement(
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SourcePositionTableIterator* iterator,
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std::vector<PositionTableEntry>* expression_positions);
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void AdvanceBytecodeIterator(BytecodeArrayIterator* iterator,
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int bytecode_offset);
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};
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} // namespace interpreter
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} // namespace internal
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} // namespace v8
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#endif // TEST_CCTEST_INTERPRETER_SOURCE_POSITION_COMPARER_H_
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