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