SandboxVectorizer/Passes/RegionsFromMetadata.h

0001 //===- RegionsFromMetadata.h ------------------------------------*- C++ -*-===//
0002 //
0003 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
0004 // See https://llvm.org/LICENSE.txt for license information.
0005 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
0006 //
0007 //===----------------------------------------------------------------------===//
0008 //
0009 // A SandboxIR function pass that builds regions from IR metadata and then runs
0010 // a pipeline of region passes on them. This is useful to test region passes in
0011 // isolation without relying on the output of the bottom-up vectorizer.
0012 //
0013
0014 #ifndef LLVM_TRANSFORMS_VECTORIZE_SANDBOXVECTORIZER_PASSES_REGIONSFROMMETADATA_H
0015 #define LLVM_TRANSFORMS_VECTORIZE_SANDBOXVECTORIZER_PASSES_REGIONSFROMMETADATA_H
0016
0017 #include "llvm/ADT/StringRef.h"
0018 #include "llvm/SandboxIR/Pass.h"
0019 #include "llvm/SandboxIR/PassManager.h"
0020
0021 namespace llvm::sandboxir {
0022
0023 class RegionsFromMetadata final : public FunctionPass {
0024   // The PM containing the pipeline of region passes.
0025   RegionPassManager RPM;
0026
0027 public:
0028   RegionsFromMetadata(StringRef Pipeline);
0029   bool runOnFunction(Function &F, const Analyses &A) final;
0030   void printPipeline(raw_ostream &OS) const final {
0031     OS << getName() << "\n";
0032     RPM.printPipeline(OS);
0033   }
0034 };
0035
0036 } // namespace llvm::sandboxir
0037
0038 #endif // LLVM_TRANSFORMS_VECTORIZE_SANDBOXVECTORIZER_PASSES_REGIONSFROMMETADATA_H