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- //===----------------------- View.h -----------------------------*- 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
- //
- //===----------------------------------------------------------------------===//
- /// \file
- ///
- /// This file defines the main interface for Views. Each view contributes a
- /// portion of the final report generated by the tool.
- ///
- //===----------------------------------------------------------------------===//
- #ifndef LLVM_TOOLS_LLVM_MCA_VIEW_H
- #define LLVM_TOOLS_LLVM_MCA_VIEW_H
- #include "llvm/MC/MCInstPrinter.h"
- #include "llvm/MCA/HWEventListener.h"
- #include "llvm/Support/raw_ostream.h"
- #include "llvm/Support/JSON.h"
- namespace llvm {
- namespace mca {
- class View : public HWEventListener {
- public:
- enum OutputKind { OK_READABLE, OK_JSON };
- void printView(OutputKind OutputKind, llvm::raw_ostream &OS) {
- if (OutputKind == OK_JSON)
- printViewJSON(OS);
- else
- printView(OS);
- }
- virtual void printView(llvm::raw_ostream &OS) const = 0;
- virtual void printViewJSON(llvm::raw_ostream &OS) {
- json::Object JO;
- JO.try_emplace(getNameAsString().str(), toJSON());
- OS << formatv("{0:2}", json::Value(std::move(JO))) << "\n";
- }
- virtual ~View() = default;
- virtual StringRef getNameAsString() const = 0;
- virtual json::Value toJSON() const { return "not implemented"; }
- void anchor() override;
- };
- } // namespace mca
- } // namespace llvm
- #endif
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