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BottleneckAnalysis.cpp
(22.41 KB)
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BottleneckAnalysis.h
(12.83 KB)
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DispatchStatistics.cpp
(3.08 KB)
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DispatchStatistics.h
(2.56 KB)
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InstructionInfoView.cpp
(3.84 KB)
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InstructionInfoView.h
(2.38 KB)
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RegisterFileStatistics.cpp
(6.31 KB)
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RegisterFileStatistics.h
(2.52 KB)
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ResourcePressureView.cpp
(5.93 KB)
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ResourcePressureView.h
(3.75 KB)
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RetireControlUnitStatistics.cpp
(3.23 KB)
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RetireControlUnitStatistics.h
(1.73 KB)
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SchedulerStatistics.cpp
(6.33 KB)
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SchedulerStatistics.h
(2.9 KB)
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SummaryView.cpp
(3.72 KB)
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SummaryView.h
(2.77 KB)
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TimelineView.cpp
(11.46 KB)
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TimelineView.h
(7.46 KB)
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View.cpp
(667 B)
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View.h
(992 B)
Editing: DispatchStatistics.cpp
//===--------------------- DispatchStatistics.cpp ---------------------*- 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 the DispatchStatistics interface. /// //===----------------------------------------------------------------------===// #include "Views/DispatchStatistics.h" #include "llvm/Support/Format.h" namespace llvm { namespace mca { void DispatchStatistics::onEvent(const HWStallEvent &Event) { if (Event.Type < HWStallEvent::LastGenericEvent) HWStalls[Event.Type]++; } void DispatchStatistics::onEvent(const HWInstructionEvent &Event) { if (Event.Type != HWInstructionEvent::Dispatched) return; const auto &DE = static_cast<const HWInstructionDispatchedEvent &>(Event); NumDispatched += DE.MicroOpcodes; } void DispatchStatistics::printDispatchHistogram(raw_ostream &OS) const { std::string Buffer; raw_string_ostream TempStream(Buffer); TempStream << "\n\nDispatch Logic - " << "number of cycles where we saw N micro opcodes dispatched:\n"; TempStream << "[# dispatched], [# cycles]\n"; for (const std::pair<const unsigned, unsigned> &Entry : DispatchGroupSizePerCycle) { double Percentage = ((double)Entry.second / NumCycles) * 100.0; TempStream << " " << Entry.first << ", " << Entry.second << " (" << format("%.1f", floor((Percentage * 10) + 0.5) / 10) << "%)\n"; } TempStream.flush(); OS << Buffer; } static void printStalls(raw_ostream &OS, unsigned NumStalls, unsigned NumCycles) { if (!NumStalls) { OS << NumStalls; return; } double Percentage = ((double)NumStalls / NumCycles) * 100.0; OS << NumStalls << " (" << format("%.1f", floor((Percentage * 10) + 0.5) / 10) << "%)"; } void DispatchStatistics::printDispatchStalls(raw_ostream &OS) const { std::string Buffer; raw_string_ostream SS(Buffer); SS << "\n\nDynamic Dispatch Stall Cycles:\n"; SS << "RAT - Register unavailable: "; printStalls(SS, HWStalls[HWStallEvent::RegisterFileStall], NumCycles); SS << "\nRCU - Retire tokens unavailable: "; printStalls(SS, HWStalls[HWStallEvent::RetireControlUnitStall], NumCycles); SS << "\nSCHEDQ - Scheduler full: "; printStalls(SS, HWStalls[HWStallEvent::SchedulerQueueFull], NumCycles); SS << "\nLQ - Load queue full: "; printStalls(SS, HWStalls[HWStallEvent::LoadQueueFull], NumCycles); SS << "\nSQ - Store queue full: "; printStalls(SS, HWStalls[HWStallEvent::StoreQueueFull], NumCycles); SS << "\nGROUP - Static restrictions on the dispatch group: "; printStalls(SS, HWStalls[HWStallEvent::DispatchGroupStall], NumCycles); SS << '\n'; SS.flush(); OS << Buffer; } } // namespace mca } // namespace llvm
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