variables.h

/*
 * SPDX-FileCopyrightText: 2023 The P4 Language Consortium
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef BACKENDS_P4TOOLS_COMMON_LIB_VARIABLES_H_
#define BACKENDS_P4TOOLS_COMMON_LIB_VARIABLES_H_
 
#include "ir/ir.h"
#include "lib/cstring.h"

namespace P4::P4Tools {
 
using namespace P4::literals;

using ConstraintsVector = std::vector<const IR::Expression *>;
 
namespace ToolsVariables {

static const cstring VALID = "*valid"_cs;

const IR::StateVariable &getStateVariable(const IR::Type *type, cstring name);

const IR::SymbolicVariable *getSymbolicVariable(const IR::Type *type, cstring name);

const IR::TaintExpression *getTaintExpression(const IR::Type *type);

IR::StateVariable getHeaderValidity(const IR::Expression *headerRef);

IR::StateVariable convertReference(const IR::Expression *ref);
 
}  // namespace ToolsVariables
 
}  // namespace P4::P4Tools
 
#endif /* BACKENDS_P4TOOLS_COMMON_LIB_VARIABLES_H_ */