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// Copyright 2013 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_COMPILER_OPERATOR_PROPERTIES_H_
#define V8_COMPILER_OPERATOR_PROPERTIES_H_
#include "src/base/macros.h"
#include "src/globals.h"
namespace v8 {
namespace internal {
namespace compiler {
// Forward declarations.
class Operator;
class V8_EXPORT_PRIVATE OperatorProperties final {
public:
static bool HasContextInput(const Operator* op);
static int GetContextInputCount(const Operator* op) {
return HasContextInput(op) ? 1 : 0;
}
static bool HasFrameStateInput(const Operator* op);
static int GetFrameStateInputCount(const Operator* op) {
return HasFrameStateInput(op) ? 1 : 0;
}
static int GetTotalInputCount(const Operator* op);
static bool IsBasicBlockBegin(const Operator* op);
private:
DISALLOW_COPY_AND_ASSIGN(OperatorProperties);
};
} // namespace compiler
} // namespace internal
} // namespace v8
#endif // V8_COMPILER_OPERATOR_PROPERTIES_H_