llvm/lib/Target/AMDGPU/MCA/AMDGPUCustomBehaviour.cpp

   1 //===------------------ AMDGPUCustomBehaviour.cpp ---------------*-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 methods from the AMDGPUCustomBehaviour class.
  11 ///
  12 //===----------------------------------------------------------------------===//
  13
  14 #include "AMDGPUCustomBehaviour.h"
  15 #include "MCTargetDesc/AMDGPUMCTargetDesc.h"
  16 #include "SIInstrInfo.h"
  17 #include "TargetInfo/AMDGPUTargetInfo.h"
  18 #include "llvm/Support/TargetRegistry.h"
  19 #include "llvm/Support/WithColor.h"
  20
  21 namespace llvm {
  22 namespace mca {
  23
  24 AMDGPUCustomBehaviour::AMDGPUCustomBehaviour(const MCSubtargetInfo &STI,
  25                                              const mca::SourceMgr &SrcMgr,
  26                                              const MCInstrInfo &MCII)
  27     : CustomBehaviour(STI, SrcMgr, MCII) {}
  28
  29 unsigned
  30 AMDGPUCustomBehaviour::checkCustomHazard(ArrayRef<mca::InstRef> IssuedInst,
  31                                          const mca::InstRef &IR) {
  32   return 0;
  33 }
  34
  35 } // namespace mca
  36 } // namespace llvm
  37
  38 using namespace llvm;
  39 using namespace mca;
  40
  41 static CustomBehaviour *
  42 createAMDGPUCustomBehaviour(const MCSubtargetInfo &STI,
  43                             const mca::SourceMgr &SrcMgr,
  44                             const MCInstrInfo &MCII) {
  45   return new AMDGPUCustomBehaviour(STI, SrcMgr, MCII);
  46 }
  47
  48 static InstrPostProcess *
  49 createAMDGPUInstrPostProcess(const MCSubtargetInfo &STI,
  50                              const MCInstrInfo &MCII) {
  51   return new AMDGPUInstrPostProcess(STI, MCII);
  52 }
  53
  54 /// Extern function to initialize the targets for the AMDGPU backend
  55
  56 extern "C" LLVM_EXTERNAL_VISIBILITY void LLVMInitializeAMDGPUTargetMCA() {
  57   TargetRegistry::RegisterCustomBehaviour(getTheAMDGPUTarget(),
  58                                           createAMDGPUCustomBehaviour);
  59   TargetRegistry::RegisterInstrPostProcess(getTheAMDGPUTarget(),
  60                                            createAMDGPUInstrPostProcess);
  61
  62   TargetRegistry::RegisterCustomBehaviour(getTheGCNTarget(),
  63                                           createAMDGPUCustomBehaviour);
  64   TargetRegistry::RegisterInstrPostProcess(getTheGCNTarget(),
  65                                            createAMDGPUInstrPostProcess);
  66 }