diff options
Diffstat (limited to 'llvm/tools/llvm-mca/Views/InstructionInfoView.h')
-rw-r--r-- | llvm/tools/llvm-mca/Views/InstructionInfoView.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/llvm/tools/llvm-mca/Views/InstructionInfoView.h b/llvm/tools/llvm-mca/Views/InstructionInfoView.h new file mode 100644 index 000000000000..0e948304119f --- /dev/null +++ b/llvm/tools/llvm-mca/Views/InstructionInfoView.h @@ -0,0 +1,73 @@ +//===--------------------- InstructionInfoView.h ----------------*- 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 instruction info view. +/// +/// The goal fo the instruction info view is to print the latency and reciprocal +/// throughput information for every instruction in the input sequence. +/// This section also reports extra information related to the number of micro +/// opcodes, and opcode properties (i.e. 'MayLoad', 'MayStore', 'HasSideEffects) +/// +/// Example: +/// +/// Instruction Info: +/// [1]: #uOps +/// [2]: Latency +/// [3]: RThroughput +/// [4]: MayLoad +/// [5]: MayStore +/// [6]: HasSideEffects +/// +/// [1] [2] [3] [4] [5] [6] Instructions: +/// 1 2 1.00 vmulps %xmm0, %xmm1, %xmm2 +/// 1 3 1.00 vhaddps %xmm2, %xmm2, %xmm3 +/// 1 3 1.00 vhaddps %xmm3, %xmm3, %xmm4 +// +//===----------------------------------------------------------------------===// + +#ifndef LLVM_TOOLS_LLVM_MCA_INSTRUCTIONINFOVIEW_H +#define LLVM_TOOLS_LLVM_MCA_INSTRUCTIONINFOVIEW_H + +#include "Views/View.h" +#include "llvm/ADT/ArrayRef.h" +#include "llvm/MC/MCInst.h" +#include "llvm/MC/MCInstPrinter.h" +#include "llvm/MC/MCInstrInfo.h" +#include "llvm/MC/MCSubtargetInfo.h" +#include "llvm/MCA/CodeEmitter.h" +#include "llvm/Support/raw_ostream.h" + +#define DEBUG_TYPE "llvm-mca" + +namespace llvm { +namespace mca { + +/// A view that prints out generic instruction information. +class InstructionInfoView : public View { + const llvm::MCSubtargetInfo &STI; + const llvm::MCInstrInfo &MCII; + CodeEmitter &CE; + bool PrintEncodings; + llvm::ArrayRef<llvm::MCInst> Source; + llvm::MCInstPrinter &MCIP; + +public: + InstructionInfoView(const llvm::MCSubtargetInfo &ST, + const llvm::MCInstrInfo &II, CodeEmitter &C, + bool ShouldPrintEncodings, llvm::ArrayRef<llvm::MCInst> S, + llvm::MCInstPrinter &IP) + : STI(ST), MCII(II), CE(C), PrintEncodings(ShouldPrintEncodings), + Source(S), MCIP(IP) {} + + void printView(llvm::raw_ostream &OS) const override; +}; +} // namespace mca +} // namespace llvm + +#endif |