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1//===--------------------- PipelinePrinter.h --------------------*- 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-exception6//7//===----------------------------------------------------------------------===//8/// \file9///10/// This file implements class PipelinePrinter.11///12/// PipelinePrinter allows the customization of the performance report.13///14//===----------------------------------------------------------------------===//15 16#ifndef LLVM_TOOLS_LLVM_MCA_PIPELINEPRINTER_H17#define LLVM_TOOLS_LLVM_MCA_PIPELINEPRINTER_H18 19#include "llvm/ADT/SmallVector.h"20#include "llvm/MC/MCSubtargetInfo.h"21#include "llvm/MCA/Context.h"22#include "llvm/MCA/Pipeline.h"23#include "llvm/MCA/View.h"24#include "llvm/Support/raw_ostream.h"25 26#define DEBUG_TYPE "llvm-mca"27 28namespace llvm {29namespace mca {30 31class CodeRegion;32 33/// A printer class that knows how to collects statistics on the34/// code analyzed by the llvm-mca tool.35///36/// This class knows how to print out the analysis information collected37/// during the execution of the code. Internally, it delegates to other38/// classes the task of printing out timeline information as well as39/// resource pressure.40class PipelinePrinter {41 Pipeline &P;42 const CodeRegion &Region;43 unsigned RegionIdx;44 const MCSubtargetInfo &STI;45 const PipelineOptions &PO;46 llvm::SmallVector<std::unique_ptr<View>, 8> Views;47 48 void printRegionHeader(llvm::raw_ostream &OS) const;49 json::Object getJSONReportRegion() const;50 json::Object getJSONTargetInfo() const;51 json::Object getJSONSimulationParameters() const;52 53public:54 PipelinePrinter(Pipeline &Pipe, const CodeRegion &R, unsigned Idx,55 const MCSubtargetInfo &STI, const PipelineOptions &PO)56 : P(Pipe), Region(R), RegionIdx(Idx), STI(STI), PO(PO) {}57 58 void addView(std::unique_ptr<View> V) {59 P.addEventListener(V.get());60 Views.emplace_back(std::move(V));61 }62 63 void printReport(llvm::raw_ostream &OS) const;64 void printReport(json::Object &JO) const;65};66} // namespace mca67} // namespace llvm68 69#endif // LLVM_TOOLS_LLVM_MCA_PIPELINEPRINTER_H70