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Diffstat (limited to 'deps/v8/src/snapshot/builtin-snapshot-utils.h')
-rw-r--r-- | deps/v8/src/snapshot/builtin-snapshot-utils.h | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/deps/v8/src/snapshot/builtin-snapshot-utils.h b/deps/v8/src/snapshot/builtin-snapshot-utils.h deleted file mode 100644 index 587b4a35b0..0000000000 --- a/deps/v8/src/snapshot/builtin-snapshot-utils.h +++ /dev/null @@ -1,56 +0,0 @@ -// Copyright 2017 the V8 project authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#ifndef V8_SNAPSHOT_BUILTIN_SNAPSHOT_UTILS_H_ -#define V8_SNAPSHOT_BUILTIN_SNAPSHOT_UTILS_H_ - -#include <functional> - -#include "src/interpreter/interpreter.h" - -namespace v8 { -namespace internal { - -// Constants and utility methods used by builtin and bytecode handler -// (de)serialization. -class BuiltinSnapshotUtils : public AllStatic { - using Bytecode = interpreter::Bytecode; - using BytecodeOperands = interpreter::BytecodeOperands; - using Bytecodes = interpreter::Bytecodes; - using Interpreter = interpreter::Interpreter; - using OperandScale = interpreter::OperandScale; - - public: - static const int kFirstBuiltinIndex = 0; - static const int kNumberOfBuiltins = Builtins::builtin_count; - - static const int kFirstHandlerIndex = kFirstBuiltinIndex + kNumberOfBuiltins; - static const int kNumberOfHandlers = - Bytecodes::kBytecodeCount * BytecodeOperands::kOperandScaleCount; - - // The number of code objects in the builtin snapshot. - // TODO(jgruber): This could be reduced by a bit since not every - // {bytecode, operand_scale} combination has an associated handler - // (see Bytecodes::BytecodeHasHandler). - static const int kNumberOfCodeObjects = kNumberOfBuiltins + kNumberOfHandlers; - - // Indexes into the offsets vector contained in snapshot. - // See e.g. BuiltinSerializer::code_offsets_. - static bool IsBuiltinIndex(int maybe_index); - static bool IsHandlerIndex(int maybe_index); - static int BytecodeToIndex(Bytecode bytecode, OperandScale operand_scale); - - // Converts an index back into the {bytecode,operand_scale} tuple. This is the - // inverse operation of BytecodeToIndex(). - static std::pair<Bytecode, OperandScale> BytecodeFromIndex(int index); - - // Iteration over all {bytecode,operand_scale} pairs. Implemented here since - // (de)serialization depends on the iteration order. - static void ForEachBytecode(std::function<void(Bytecode, OperandScale)> f); -}; - -} // namespace internal -} // namespace v8 - -#endif // V8_SNAPSHOT_BUILTIN_SNAPSHOT_UTILS_H_ |