1 //===- ConvertToLLVMIR.cpp - MLIR to LLVM IR conversion -------------------===//
2 //
3 // Copyright 2019 The MLIR Authors.
4 //
5 // Licensed under the Apache License, Version 2.0 (the "License");
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
8 //
9 //   http://www.apache.org/licenses/LICENSE-2.0
10 //
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
16 // =============================================================================
17 //
18 // This file implements a translation between the MLIR LLVM dialect and LLVM IR.
19 //
20 //===----------------------------------------------------------------------===//
21 
22 #include "mlir/Target/LLVMIR.h"
23 
24 #include "mlir/Target/LLVMIR/ModuleTranslation.h"
25 #include "mlir/Translation.h"
26 
27 #include "llvm/ADT/StringRef.h"
28 #include "llvm/IR/Module.h"
29 #include "llvm/Support/ToolOutputFile.h"
30 
31 using namespace mlir;
32 
33 std::unique_ptr<llvm::Module> mlir::translateModuleToLLVMIR(ModuleOp m) {
34   return LLVM::ModuleTranslation::translateModule<>(m);
35 }
36 
37 static TranslateFromMLIRRegistration registration(
38     "mlir-to-llvmir", [](ModuleOp module, llvm::raw_ostream &output) {
39       auto llvmModule = LLVM::ModuleTranslation::translateModule<>(module);
40       if (!llvmModule)
41         return failure();
42 
43       llvmModule->print(output, nullptr);
44       return success();
45     });
46