10b57cec5SDimitry Andric //===--------------------- InstructionInfoView.h ----------------*- C++ -*-===// 20b57cec5SDimitry Andric // 30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 60b57cec5SDimitry Andric // 70b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 80b57cec5SDimitry Andric /// \file 90b57cec5SDimitry Andric /// 100b57cec5SDimitry Andric /// This file implements the instruction info view. 110b57cec5SDimitry Andric /// 120b57cec5SDimitry Andric /// The goal fo the instruction info view is to print the latency and reciprocal 130b57cec5SDimitry Andric /// throughput information for every instruction in the input sequence. 140b57cec5SDimitry Andric /// This section also reports extra information related to the number of micro 150b57cec5SDimitry Andric /// opcodes, and opcode properties (i.e. 'MayLoad', 'MayStore', 'HasSideEffects) 160b57cec5SDimitry Andric /// 170b57cec5SDimitry Andric /// Example: 180b57cec5SDimitry Andric /// 190b57cec5SDimitry Andric /// Instruction Info: 200b57cec5SDimitry Andric /// [1]: #uOps 210b57cec5SDimitry Andric /// [2]: Latency 220b57cec5SDimitry Andric /// [3]: RThroughput 230b57cec5SDimitry Andric /// [4]: MayLoad 240b57cec5SDimitry Andric /// [5]: MayStore 250b57cec5SDimitry Andric /// [6]: HasSideEffects 260b57cec5SDimitry Andric /// 270b57cec5SDimitry Andric /// [1] [2] [3] [4] [5] [6] Instructions: 280b57cec5SDimitry Andric /// 1 2 1.00 vmulps %xmm0, %xmm1, %xmm2 290b57cec5SDimitry Andric /// 1 3 1.00 vhaddps %xmm2, %xmm2, %xmm3 300b57cec5SDimitry Andric /// 1 3 1.00 vhaddps %xmm3, %xmm3, %xmm4 310b57cec5SDimitry Andric // 320b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 330b57cec5SDimitry Andric 340b57cec5SDimitry Andric #ifndef LLVM_TOOLS_LLVM_MCA_INSTRUCTIONINFOVIEW_H 350b57cec5SDimitry Andric #define LLVM_TOOLS_LLVM_MCA_INSTRUCTIONINFOVIEW_H 360b57cec5SDimitry Andric 37*e8d8bef9SDimitry Andric #include "Views/InstructionView.h" 380b57cec5SDimitry Andric #include "llvm/ADT/ArrayRef.h" 39*e8d8bef9SDimitry Andric #include "llvm/ADT/SmallVector.h" 400b57cec5SDimitry Andric #include "llvm/MC/MCInst.h" 410b57cec5SDimitry Andric #include "llvm/MC/MCInstPrinter.h" 420b57cec5SDimitry Andric #include "llvm/MC/MCInstrInfo.h" 430b57cec5SDimitry Andric #include "llvm/MC/MCSubtargetInfo.h" 448bcb0991SDimitry Andric #include "llvm/MCA/CodeEmitter.h" 450b57cec5SDimitry Andric #include "llvm/Support/raw_ostream.h" 460b57cec5SDimitry Andric 470b57cec5SDimitry Andric #define DEBUG_TYPE "llvm-mca" 480b57cec5SDimitry Andric 490b57cec5SDimitry Andric namespace llvm { 500b57cec5SDimitry Andric namespace mca { 510b57cec5SDimitry Andric 520b57cec5SDimitry Andric /// A view that prints out generic instruction information. 53*e8d8bef9SDimitry Andric class InstructionInfoView : public InstructionView { 540b57cec5SDimitry Andric const llvm::MCInstrInfo &MCII; 558bcb0991SDimitry Andric CodeEmitter &CE; 568bcb0991SDimitry Andric bool PrintEncodings; 57*e8d8bef9SDimitry Andric 58*e8d8bef9SDimitry Andric struct InstructionInfoViewData { 59*e8d8bef9SDimitry Andric unsigned NumMicroOpcodes = 0; 60*e8d8bef9SDimitry Andric unsigned Latency = 0; 61*e8d8bef9SDimitry Andric Optional<double> RThroughput = 0.0; 62*e8d8bef9SDimitry Andric bool mayLoad = false; 63*e8d8bef9SDimitry Andric bool mayStore = false; 64*e8d8bef9SDimitry Andric bool hasUnmodeledSideEffects = false; 65*e8d8bef9SDimitry Andric }; 66*e8d8bef9SDimitry Andric using IIVDVec = SmallVector<InstructionInfoViewData, 16>; 67*e8d8bef9SDimitry Andric 68*e8d8bef9SDimitry Andric /// Place the data into the array of InstructionInfoViewData IIVD. 69*e8d8bef9SDimitry Andric void collectData(MutableArrayRef<InstructionInfoViewData> IIVD) const; 700b57cec5SDimitry Andric 710b57cec5SDimitry Andric public: 728bcb0991SDimitry Andric InstructionInfoView(const llvm::MCSubtargetInfo &ST, 738bcb0991SDimitry Andric const llvm::MCInstrInfo &II, CodeEmitter &C, 748bcb0991SDimitry Andric bool ShouldPrintEncodings, llvm::ArrayRef<llvm::MCInst> S, 758bcb0991SDimitry Andric llvm::MCInstPrinter &IP) 76*e8d8bef9SDimitry Andric : InstructionView(ST, IP, S), MCII(II), CE(C), 77*e8d8bef9SDimitry Andric PrintEncodings(ShouldPrintEncodings) {} 780b57cec5SDimitry Andric 790b57cec5SDimitry Andric void printView(llvm::raw_ostream &OS) const override; 80*e8d8bef9SDimitry Andric StringRef getNameAsString() const override { return "InstructionInfoView"; } 81*e8d8bef9SDimitry Andric json::Value toJSON() const override; 82*e8d8bef9SDimitry Andric json::Object toJSON(const InstructionInfoViewData &IIVD) const; 830b57cec5SDimitry Andric }; 840b57cec5SDimitry Andric } // namespace mca 850b57cec5SDimitry Andric } // namespace llvm 860b57cec5SDimitry Andric 870b57cec5SDimitry Andric #endif 88