1 //===- Import.h - LLVM IR To MLIR translation -------------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 // This file declares the entry point for the LLVM IR to MLIR conversion.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #ifndef MLIR_TARGET_LLVMIR_IMPORT_H
14 #define MLIR_TARGET_LLVMIR_IMPORT_H
15 
16 #include "mlir/IR/OwningOpRef.h"
17 #include "mlir/Support/LLVM.h"
18 #include "llvm/ADT/StringRef.h"
19 #include <memory>
20 
21 // Forward-declare LLVM classes.
22 namespace llvm {
23 class DataLayout;
24 class Module;
25 } // namespace llvm
26 
27 namespace mlir {
28 
29 class DataLayoutSpecInterface;
30 class MLIRContext;
31 class ModuleOp;
32 
33 /// Convert the given LLVM module into MLIR's LLVM dialect.  The LLVM context is
34 /// extracted from the registered LLVM IR dialect. In case of error, report it
35 /// to the error handler registered with the MLIR context, if any (obtained from
36 /// the MLIR module), and return `{}`.
37 OwningOpRef<ModuleOp>
38 translateLLVMIRToModule(std::unique_ptr<llvm::Module> llvmModule,
39                         MLIRContext *context);
40 
41 /// Translate the given LLVM data layout into an MLIR equivalent using the DLTI
42 /// dialect.
43 DataLayoutSpecInterface translateDataLayout(const llvm::DataLayout &dataLayout,
44                                             MLIRContext *context);
45 
46 } // namespace mlir
47 
48 #endif // MLIR_TARGET_LLVMIR_IMPORT_H
49