| //===-- Target.cpp ----------------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| #include "../Target.h" |
| #include "../Latency.h" |
| #include "AArch64.h" |
| |
| namespace exegesis { |
| |
| namespace { |
| |
| class AArch64LatencyBenchmarkRunner : public LatencyBenchmarkRunner { |
| public: |
| AArch64LatencyBenchmarkRunner(const LLVMState &State) |
| : LatencyBenchmarkRunner(State) {} |
| |
| private: |
| const char *getCounterName() const override { |
| // All AArch64 subtargets have CPU_CYCLES as the cycle counter name |
| return "CPU_CYCLES"; |
| } |
| }; |
| |
| class ExegesisAArch64Target : public ExegesisTarget { |
| bool matchesArch(llvm::Triple::ArchType Arch) const override { |
| return Arch == llvm::Triple::aarch64 || Arch == llvm::Triple::aarch64_be; |
| } |
| void addTargetSpecificPasses(llvm::PassManagerBase &PM) const override { |
| // Function return is a pseudo-instruction that needs to be expanded |
| PM.add(llvm::createAArch64ExpandPseudoPass()); |
| } |
| std::unique_ptr<BenchmarkRunner> |
| createLatencyBenchmarkRunner(const LLVMState &State) const override { |
| return llvm::make_unique<AArch64LatencyBenchmarkRunner>(State); |
| } |
| }; |
| |
| } // namespace |
| |
| static ExegesisTarget *getTheExegesisAArch64Target() { |
| static ExegesisAArch64Target Target; |
| return &Target; |
| } |
| |
| void InitializeAArch64ExegesisTarget() { |
| ExegesisTarget::registerTarget(getTheExegesisAArch64Target()); |
| } |
| |
| } // namespace exegesis |