llvm/mlir/include/mlir/Target/LLVMIR/LLVMImportInterface.h

//===- LLVMImportInterface.h - Import from LLVM interface -------*- 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
//
//===----------------------------------------------------------------------===//
//
// This header file defines dialect interfaces for the LLVM IR import.
//
//===----------------------------------------------------------------------===//

#ifndef MLIR_TARGET_LLVMIR_LLVMIMPORTINTERFACE_H
#define MLIR_TARGET_LLVMIR_LLVMIMPORTINTERFACE_H

#include "mlir/Dialect/LLVMIR/LLVMDialect.h"
#include "mlir/IR/Builders.h"
#include "mlir/IR/BuiltinAttributes.h"
#include "mlir/IR/Diagnostics.h"
#include "mlir/IR/DialectInterface.h"
#include "mlir/IR/Location.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Instructions.h"
#include "llvm/Support/FormatVariadic.h"

namespace llvm {
class IRBuilderBase;
} // namespace llvm

namespace mlir {
namespace LLVM {
class ModuleImport;
} // namespace LLVM

/// Base class for dialect interfaces used to import LLVM IR. Dialects that can
/// be imported should provide an implementation of this interface for the
/// supported intrinsics. The interface may be implemented in a separate library
/// to avoid the "main" dialect library depending on LLVM IR. The interface can
/// be attached using the delayed registration mechanism available in
/// DialectRegistry.
class LLVMImportDialectInterface
    : public DialectInterface::Base<LLVMImportDialectInterface> { … };

/// Interface collection for the import of LLVM IR that dispatches to a concrete
/// dialect interface implementation. Queries the dialect interfaces to obtain a
/// list of the supported LLVM IR constructs and then builds a mapping for the
/// efficient dispatch.
class LLVMImportInterface
    : public DialectInterfaceCollection<LLVMImportDialectInterface> { … };

} // namespace mlir

#endif // MLIR_TARGET_LLVMIR_LLVMIMPORTINTERFACE_H