1//===--------------------- InstructionInfoView.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-exception 6// 7//===----------------------------------------------------------------------===// 8/// \file 9/// 10/// This file implements the instruction info view. 11/// 12/// The goal fo the instruction info view is to print the latency and reciprocal 13/// throughput information for every instruction in the input sequence. 14/// This section also reports extra information related to the number of micro 15/// opcodes, and opcode properties (i.e. 'MayLoad', 'MayStore', 'HasSideEffects) 16/// 17/// Example: 18/// 19/// Instruction Info: 20/// [1]: #uOps 21/// [2]: Latency 22/// [3]: RThroughput 23/// [4]: MayLoad 24/// [5]: MayStore 25/// [6]: HasSideEffects 26/// 27/// [1] [2] [3] [4] [5] [6] Instructions: 28/// 1 2 1.00 vmulps %xmm0, %xmm1, %xmm2 29/// 1 3 1.00 vhaddps %xmm2, %xmm2, %xmm3 30/// 1 3 1.00 vhaddps %xmm3, %xmm3, %xmm4 31// 32//===----------------------------------------------------------------------===// 33 34#ifndef LLVM_TOOLS_LLVM_MCA_INSTRUCTIONINFOVIEW_H 35#define LLVM_TOOLS_LLVM_MCA_INSTRUCTIONINFOVIEW_H 36 37#include "Views/View.h" 38#include "llvm/ADT/ArrayRef.h" 39#include "llvm/MC/MCInst.h" 40#include "llvm/MC/MCInstPrinter.h" 41#include "llvm/MC/MCInstrInfo.h" 42#include "llvm/MC/MCSubtargetInfo.h" 43#include "llvm/MCA/CodeEmitter.h" 44#include "llvm/Support/raw_ostream.h" 45 46#define DEBUG_TYPE "llvm-mca" 47 48namespace llvm { 49namespace mca { 50 51/// A view that prints out generic instruction information. 52class InstructionInfoView : public View { 53 const llvm::MCSubtargetInfo &STI; 54 const llvm::MCInstrInfo &MCII; 55 CodeEmitter &CE; 56 bool PrintEncodings; 57 llvm::ArrayRef<llvm::MCInst> Source; 58 llvm::MCInstPrinter &MCIP; 59 60public: 61 InstructionInfoView(const llvm::MCSubtargetInfo &ST, 62 const llvm::MCInstrInfo &II, CodeEmitter &C, 63 bool ShouldPrintEncodings, llvm::ArrayRef<llvm::MCInst> S, 64 llvm::MCInstPrinter &IP) 65 : STI(ST), MCII(II), CE(C), PrintEncodings(ShouldPrintEncodings), 66 Source(S), MCIP(IP) {} 67 68 void printView(llvm::raw_ostream &OS) const override; 69}; 70} // namespace mca 71} // namespace llvm 72 73#endif 74