llvm/llvm/include/llvm/TableGen/DirectiveEmitter.h

//===- DirectiveEmitter.h - Directive Language Emitter ----------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// DirectiveEmitter uses the descriptions of directives and clauses to construct
// common code declarations to be used in Frontends.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_TABLEGEN_DIRECTIVEEMITTER_H
#define LLVM_TABLEGEN_DIRECTIVEEMITTER_H

#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/TableGen/Record.h"
#include <algorithm>
#include <string>
#include <vector>

namespace llvm {

// Wrapper class that contains DirectiveLanguage's information defined in
// DirectiveBase.td and provides helper methods for accessing it.
class DirectiveLanguage { … };

// Note: In all the classes below, allow implicit construction from Record *,
// to allow writing code like:
//  for (const Directive D : getDirectives()) {
//
//  instead of:
//
//  for (const Record *R : getDirectives()) {
//    Directive D(R);

// Base record class used for Directive and Clause class defined in
// DirectiveBase.td.
class BaseRecord { … };

// Wrapper class that contains a Directive's information defined in
// DirectiveBase.td and provides helper methods for accessing it.
class Directive : public BaseRecord { … };

// Wrapper class that contains Clause's information defined in DirectiveBase.td
// and provides helper methods for accessing it.
class Clause : public BaseRecord { … };

// Wrapper class that contains VersionedClause's information defined in
// DirectiveBase.td and provides helper methods for accessing it.
class VersionedClause { … };

class ClauseVal : public BaseRecord { … };

} // namespace llvm

#endif // LLVM_TABLEGEN_DIRECTIVEEMITTER_H