optimizeExpressions.h

/*
 * SPDX-FileCopyrightText: 2022 The P4 Language Consortium
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef FRONTENDS_P4_OPTIMIZEEXPRESSIONS_H_
#define FRONTENDS_P4_OPTIMIZEEXPRESSIONS_H_
 
#include "frontends/common/constantFolding.h"
#include "frontends/p4/strengthReduction.h"
 
namespace P4 {

inline const IR::Expression *optimizeExpression(const IR::Expression *node) {
    auto pass = PassRepeated({
        new P4::StrengthReduction(nullptr, nullptr, nullptr),
        new P4::ConstantFolding(nullptr, false),
    });
    node = node->apply(pass);
    BUG_CHECK(::P4::errorCount() == 0, "Encountered errors while trying to optimize expressions.");
    return node;
}
 
}  // namespace P4
 
#endif /* FRONTENDS_P4_OPTIMIZEEXPRESSIONS_H_ */