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1 //===--------------------- PipelinePrinter.h --------------------*- C++ -*-===//
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2 //
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3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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4 // See https://llvm.org/LICENSE.txt for license information.
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5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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6 //
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7 //===----------------------------------------------------------------------===//
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8 /// \file
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9 ///
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10 /// This file implements class PipelinePrinter.
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11 ///
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12 /// PipelinePrinter allows the customization of the performance report.
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13 ///
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14 //===----------------------------------------------------------------------===//
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15
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16 #ifndef LLVM_TOOLS_LLVM_MCA_PIPELINEPRINTER_H
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17 #define LLVM_TOOLS_LLVM_MCA_PIPELINEPRINTER_H
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18
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19 #include "Views/View.h"
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20 #include "llvm/ADT/SmallVector.h"
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21 #include "llvm/MCA/Pipeline.h"
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22 #include "llvm/Support/raw_ostream.h"
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23
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24 #define DEBUG_TYPE "llvm-mca"
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25
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26 namespace llvm {
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27 namespace mca {
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28
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29 /// A printer class that knows how to collects statistics on the
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30 /// code analyzed by the llvm-mca tool.
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31 ///
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32 /// This class knows how to print out the analysis information collected
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33 /// during the execution of the code. Internally, it delegates to other
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34 /// classes the task of printing out timeline information as well as
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35 /// resource pressure.
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36 class PipelinePrinter {
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37 Pipeline &P;
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38 llvm::SmallVector<std::unique_ptr<View>, 8> Views;
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39
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40 public:
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41 PipelinePrinter(Pipeline &pipeline) : P(pipeline) {}
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42
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43 void addView(std::unique_ptr<View> V) {
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44 P.addEventListener(V.get());
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45 Views.emplace_back(std::move(V));
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46 }
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47
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48 void printReport(llvm::raw_ostream &OS) const;
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49 };
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50 } // namespace mca
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51 } // namespace llvm
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52
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53 #endif // LLVM_TOOLS_LLVM_MCA_PIPELINEPRINTER_H
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