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//===--------------------- PipelinePrinter.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 implements class PipelinePrinter.
///
/// PipelinePrinter allows the customization of the performance report.
///
//===----------------------------------------------------------------------===//
#ifndef LLVM_TOOLS_LLVM_MCA_PIPELINEPRINTER_H
#define LLVM_TOOLS_LLVM_MCA_PIPELINEPRINTER_H
#include "llvm/ADT/SmallVector.h"
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/MCA/Context.h"
#include "llvm/MCA/Pipeline.h"
#include "llvm/MCA/View.h"
#include "llvm/Support/raw_ostream.h"
#define DEBUG_TYPE "llvm-mca"
namespace llvm {
namespace mca {
class CodeRegion;
/// A printer class that knows how to collects statistics on the
/// code analyzed by the llvm-mca tool.
///
/// This class knows how to print out the analysis information collected
/// during the execution of the code. Internally, it delegates to other
/// classes the task of printing out timeline information as well as
/// resource pressure.
class PipelinePrinter {
Pipeline &P;
const CodeRegion &Region;
unsigned RegionIdx;
const MCSubtargetInfo &STI;
const PipelineOptions &PO;
llvm::SmallVector<std::unique_ptr<View>, 8> Views;
void printRegionHeader(llvm::raw_ostream &OS) const;
json::Object getJSONReportRegion() const;
json::Object getJSONTargetInfo() const;
json::Object getJSONSimulationParameters() const;
public:
PipelinePrinter(Pipeline &Pipe, const CodeRegion &R, unsigned Idx,
const MCSubtargetInfo &STI, const PipelineOptions &PO)
: P(Pipe), Region(R), RegionIdx(Idx), STI(STI), PO(PO) {}
void addView(std::unique_ptr<View> V) {
P.addEventListener(V.get());
Views.emplace_back(std::move(V));
}
void printReport(llvm::raw_ostream &OS) const;
void printReport(json::Object &JO) const;
};
} // namespace mca
} // namespace llvm
#endif // LLVM_TOOLS_LLVM_MCA_PIPELINEPRINTER_H
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