[llvm] r321692 - Thread MCSubtargetInfo through Target::createMCAsmBackend

Daniel Jasper via llvm-commits llvm-commits at lists.llvm.org
Wed Jan 3 01:14:53 PST 2018


Hi Alex,

I see you already fixed cc1as. Can you also fix the WebAssembly backend?
The call is
in: lib/Target/WebAssembly/MCTargetDesc/WebAssemblyMCTargetDesc.cpp:119

Thanks,
Daniel

On Wed, Jan 3, 2018 at 9:53 AM, Alex Bradbury via llvm-commits <
llvm-commits at lists.llvm.org> wrote:

> Author: asb
> Date: Wed Jan  3 00:53:05 2018
> New Revision: 321692
>
> URL: http://llvm.org/viewvc/llvm-project?rev=321692&view=rev
> Log:
> Thread MCSubtargetInfo through Target::createMCAsmBackend
>
> Currently it's not possible to access MCSubtargetInfo from a
> TgtMCAsmBackend.
> D20830 threaded an MCSubtargetInfo reference through
> MCAsmBackend::relaxInstruction, but this isn't the only function that
> would
> benefit from access. This patch removes the Triple and CPUString arguments
> from createMCAsmBackend and replaces them with MCSubtargetInfo.
>
> This patch just changes the interface without making any intentional
> functional changes. Once in, several cleanups are possible:
> * Get rid of the awkward MCSubtargetInfo handling in ARMAsmBackend
> * Support 16-bit instructions when valid in MipsAsmBackend::writeNopData
> * Get rid of the CPU string parsing in X86AsmBackend and just use a
> SubtargetFeature for HasNopl
> * Emit 16-bit nops in RISCVAsmBackend::writeNopData if the compressed
> instruction set extension is enabled (see D41221)
>
> This change initially exposed PR35686, which has since been resolved in
> r321026.
>
> Differential Revision: https://reviews.llvm.org/D41349
>
> Modified:
>     llvm/trunk/include/llvm/Support/TargetRegistry.h
>     llvm/trunk/lib/CodeGen/LLVMTargetMachine.cpp
>     llvm/trunk/lib/Target/AArch64/MCTargetDesc/AArch64AsmBackend.cpp
>     llvm/trunk/lib/Target/AArch64/MCTargetDesc/AArch64MCTargetDesc.h
>     llvm/trunk/lib/Target/AMDGPU/MCTargetDesc/AMDGPUAsmBackend.cpp
>     llvm/trunk/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.h
>     llvm/trunk/lib/Target/ARM/MCTargetDesc/ARMAsmBackend.cpp
>     llvm/trunk/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.h
>     llvm/trunk/lib/Target/BPF/MCTargetDesc/BPFAsmBackend.cpp
>     llvm/trunk/lib/Target/BPF/MCTargetDesc/BPFMCTargetDesc.h
>     llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonAsmBackend.cpp
>     llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.h
>     llvm/trunk/lib/Target/Lanai/MCTargetDesc/LanaiAsmBackend.cpp
>     llvm/trunk/lib/Target/Lanai/MCTargetDesc/LanaiMCTargetDesc.h
>     llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp
>     llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.h
>     llvm/trunk/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp
>     llvm/trunk/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.h
>     llvm/trunk/lib/Target/RISCV/MCTargetDesc/RISCVAsmBackend.cpp
>     llvm/trunk/lib/Target/RISCV/MCTargetDesc/RISCVMCTargetDesc.h
>     llvm/trunk/lib/Target/Sparc/MCTargetDesc/SparcAsmBackend.cpp
>     llvm/trunk/lib/Target/Sparc/MCTargetDesc/SparcMCTargetDesc.h
>     llvm/trunk/lib/Target/SystemZ/MCTargetDesc/SystemZMCAsmBackend.cpp
>     llvm/trunk/lib/Target/SystemZ/MCTargetDesc/SystemZMCTargetDesc.h
>     llvm/trunk/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp
>     llvm/trunk/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.h
>     llvm/trunk/tools/dsymutil/DwarfLinker.cpp
>     llvm/trunk/tools/llvm-dwp/llvm-dwp.cpp
>     llvm/trunk/tools/llvm-mc/llvm-mc.cpp
>     llvm/trunk/unittests/DebugInfo/DWARF/DwarfGenerator.cpp
>
> Modified: llvm/trunk/include/llvm/Support/TargetRegistry.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/
> llvm/Support/TargetRegistry.h?rev=321692&r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/include/llvm/Support/TargetRegistry.h (original)
> +++ llvm/trunk/include/llvm/Support/TargetRegistry.h Wed Jan  3 00:53:05
> 2018
> @@ -123,8 +123,8 @@ public:
>    using AsmPrinterCtorTy = AsmPrinter *(*)(
>        TargetMachine &TM, std::unique_ptr<MCStreamer> &&Streamer);
>    using MCAsmBackendCtorTy = MCAsmBackend *(*)(const Target &T,
> +                                               const MCSubtargetInfo &STI,
>                                                 const MCRegisterInfo &MRI,
> -                                               const Triple &TT,
> StringRef CPU,
>                                                 const MCTargetOptions
> &Options);
>    using MCAsmParserCtorTy = MCTargetAsmParser *(*)(
>        const MCSubtargetInfo &STI, MCAsmParser &P, const MCInstrInfo &MII,
> @@ -383,13 +383,12 @@ public:
>    /// createMCAsmBackend - Create a target specific assembly parser.
>    ///
>    /// \param TheTriple The target triple string.
> -  MCAsmBackend *createMCAsmBackend(const MCRegisterInfo &MRI,
> -                                   StringRef TheTriple, StringRef CPU,
> -                                   const MCTargetOptions &Options)
> -                                   const {
> +  MCAsmBackend *createMCAsmBackend(const MCSubtargetInfo &STI,
> +                                   const MCRegisterInfo &MRI,
> +                                   const MCTargetOptions &Options) const {
>      if (!MCAsmBackendCtorFn)
>        return nullptr;
> -    return MCAsmBackendCtorFn(*this, MRI, Triple(TheTriple), CPU,
> Options);
> +    return MCAsmBackendCtorFn(*this, STI, MRI, Options);
>    }
>
>    /// createMCAsmParser - Create a target specific assembly parser.
> @@ -1106,10 +1105,10 @@ template <class MCAsmBackendImpl> struct
>    }
>
>  private:
> -  static MCAsmBackend *Allocator(const Target &T, const MCRegisterInfo
> &MRI,
> -                                 const Triple &TheTriple, StringRef CPU,
> +  static MCAsmBackend *Allocator(const Target &T, const MCSubtargetInfo
> &STI,
> +                                 const MCRegisterInfo &MRI,
>                                   const MCTargetOptions &Options) {
> -    return new MCAsmBackendImpl(T, MRI, TheTriple, CPU);
> +    return new MCAsmBackendImpl(T, STI, MRI);
>    }
>  };
>
>
> Modified: llvm/trunk/lib/CodeGen/LLVMTargetMachine.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> CodeGen/LLVMTargetMachine.cpp?rev=321692&r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/CodeGen/LLVMTargetMachine.cpp (original)
> +++ llvm/trunk/lib/CodeGen/LLVMTargetMachine.cpp Wed Jan  3 00:53:05 2018
> @@ -136,8 +136,7 @@ bool LLVMTargetMachine::addAsmPrinter(Pa
>        MCE = getTarget().createMCCodeEmitter(MII, MRI, Context);
>
>      MCAsmBackend *MAB =
> -        getTarget().createMCAsmBackend(MRI, getTargetTriple().str(),
> TargetCPU,
> -                                       Options.MCOptions);
> +        getTarget().createMCAsmBackend(STI, MRI, Options.MCOptions);
>      auto FOut = llvm::make_unique<formatted_raw_ostream>(Out);
>      MCStreamer *S = getTarget().createAsmStreamer(
>          Context, std::move(FOut), Options.MCOptions.AsmVerbose,
> @@ -151,8 +150,7 @@ bool LLVMTargetMachine::addAsmPrinter(Pa
>      // emission fails.
>      MCCodeEmitter *MCE = getTarget().createMCCodeEmitter(MII, MRI,
> Context);
>      MCAsmBackend *MAB =
> -        getTarget().createMCAsmBackend(MRI, getTargetTriple().str(),
> TargetCPU,
> -                                       Options.MCOptions);
> +        getTarget().createMCAsmBackend(STI, MRI, Options.MCOptions);
>      if (!MCE || !MAB)
>        return true;
>
> @@ -225,17 +223,16 @@ bool LLVMTargetMachine::addPassesToEmitM
>
>    // Create the code emitter for the target if it exists.  If not, .o file
>    // emission fails.
> +  const MCSubtargetInfo &STI = *getMCSubtargetInfo();
>    const MCRegisterInfo &MRI = *getMCRegisterInfo();
>    MCCodeEmitter *MCE =
>        getTarget().createMCCodeEmitter(*getMCInstrInfo(), MRI, *Ctx);
>    MCAsmBackend *MAB =
> -      getTarget().createMCAsmBackend(MRI, getTargetTriple().str(),
> TargetCPU,
> -                                     Options.MCOptions);
> +      getTarget().createMCAsmBackend(STI, MRI, Options.MCOptions);
>    if (!MCE || !MAB)
>      return true;
>
>    const Triple &T = getTargetTriple();
> -  const MCSubtargetInfo &STI = *getMCSubtargetInfo();
>    std::unique_ptr<MCStreamer> AsmStreamer(getTarget().
> createMCObjectStreamer(
>        T, *Ctx, std::unique_ptr<MCAsmBackend>(MAB), Out,
>        std::unique_ptr<MCCodeEmitter>(MCE), STI,
> Options.MCOptions.MCRelaxAll,
>
> Modified: llvm/trunk/lib/Target/AArch64/MCTargetDesc/AArch64AsmBackend.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> AArch64/MCTargetDesc/AArch64AsmBackend.cpp?rev=321692&r1=321691&r2=321692&
> view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/AArch64/MCTargetDesc/AArch64AsmBackend.cpp
> (original)
> +++ llvm/trunk/lib/Target/AArch64/MCTargetDesc/AArch64AsmBackend.cpp Wed
> Jan  3 00:53:05 2018
> @@ -605,10 +605,10 @@ public:
>  }
>
>  MCAsmBackend *llvm::createAArch64leAsmBackend(const Target &T,
> +                                              const MCSubtargetInfo &STI,
>                                                const MCRegisterInfo &MRI,
> -                                              const Triple &TheTriple,
> -                                              StringRef CPU,
>                                                const MCTargetOptions
> &Options) {
> +  const Triple &TheTriple = STI.getTargetTriple();
>    if (TheTriple.isOSBinFormatMachO())
>      return new DarwinAArch64AsmBackend(T, TheTriple, MRI);
>
> @@ -624,10 +624,10 @@ MCAsmBackend *llvm::createAArch64leAsmBa
>  }
>
>  MCAsmBackend *llvm::createAArch64beAsmBackend(const Target &T,
> +                                              const MCSubtargetInfo &STI,
>                                                const MCRegisterInfo &MRI,
> -                                              const Triple &TheTriple,
> -                                              StringRef CPU,
>                                                const MCTargetOptions
> &Options) {
> +  const Triple &TheTriple = STI.getTargetTriple();
>    assert(TheTriple.isOSBinFormatELF() &&
>           "Big endian is only supported for ELF targets!");
>    uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(TheTriple.getOS());
>
> Modified: llvm/trunk/lib/Target/AArch64/MCTargetDesc/AArch64MCTargetDesc.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> AArch64/MCTargetDesc/AArch64MCTargetDesc.h?rev=321692&r1=321691&r2=321692&
> view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/AArch64/MCTargetDesc/AArch64MCTargetDesc.h
> (original)
> +++ llvm/trunk/lib/Target/AArch64/MCTargetDesc/AArch64MCTargetDesc.h Wed
> Jan  3 00:53:05 2018
> @@ -45,12 +45,12 @@ MCCodeEmitter *createAArch64MCCodeEmitte
>                                            const MCRegisterInfo &MRI,
>                                            MCContext &Ctx);
>  MCAsmBackend *createAArch64leAsmBackend(const Target &T,
> +                                        const MCSubtargetInfo &STI,
>                                          const MCRegisterInfo &MRI,
> -                                        const Triple &TT, StringRef CPU,
>                                          const MCTargetOptions &Options);
>  MCAsmBackend *createAArch64beAsmBackend(const Target &T,
> +                                        const MCSubtargetInfo &STI,
>                                          const MCRegisterInfo &MRI,
> -                                        const Triple &TT, StringRef CPU,
>                                          const MCTargetOptions &Options);
>
>  std::unique_ptr<MCObjectWriter>
>
> Modified: llvm/trunk/lib/Target/AMDGPU/MCTargetDesc/AMDGPUAsmBackend.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> AMDGPU/MCTargetDesc/AMDGPUAsmBackend.cpp?rev=321692&r1=321691&r2=321692&
> view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/AMDGPU/MCTargetDesc/AMDGPUAsmBackend.cpp
> (original)
> +++ llvm/trunk/lib/Target/AMDGPU/MCTargetDesc/AMDGPUAsmBackend.cpp Wed
> Jan  3 00:53:05 2018
> @@ -198,9 +198,9 @@ public:
>  } // end anonymous namespace
>
>  MCAsmBackend *llvm::createAMDGPUAsmBackend(const Target &T,
> +                                           const MCSubtargetInfo &STI,
>                                             const MCRegisterInfo &MRI,
> -                                           const Triple &TT, StringRef
> CPU,
>                                             const MCTargetOptions
> &Options) {
>    // Use 64-bit ELF for amdgcn
> -  return new ELFAMDGPUAsmBackend(T, TT);
> +  return new ELFAMDGPUAsmBackend(T, STI.getTargetTriple());
>  }
>
> Modified: llvm/trunk/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.h?rev=321692&r1=321691&r2=321692&
> view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.h
> (original)
> +++ llvm/trunk/lib/Target/AMDGPU/MCTargetDesc/AMDGPUMCTargetDesc.h Wed
> Jan  3 00:53:05 2018
> @@ -45,8 +45,9 @@ MCCodeEmitter *createSIMCCodeEmitter(con
>                                       const MCRegisterInfo &MRI,
>                                       MCContext &Ctx);
>
> -MCAsmBackend *createAMDGPUAsmBackend(const Target &T, const
> MCRegisterInfo &MRI,
> -                                     const Triple &TT, StringRef CPU,
> +MCAsmBackend *createAMDGPUAsmBackend(const Target &T,
> +                                     const MCSubtargetInfo &STI,
> +                                     const MCRegisterInfo &MRI,
>                                       const MCTargetOptions &Options);
>
>  std::unique_ptr<MCObjectWriter>
>
> Modified: llvm/trunk/lib/Target/ARM/MCTargetDesc/ARMAsmBackend.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> ARM/MCTargetDesc/ARMAsmBackend.cpp?rev=321692&
> r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/ARM/MCTargetDesc/ARMAsmBackend.cpp (original)
> +++ llvm/trunk/lib/Target/ARM/MCTargetDesc/ARMAsmBackend.cpp Wed Jan  3
> 00:53:05 2018
> @@ -1176,29 +1176,33 @@ MCAsmBackend *llvm::createARMAsmBackend(
>  }
>
>  MCAsmBackend *llvm::createARMLEAsmBackend(const Target &T,
> +                                          const MCSubtargetInfo &STI,
>                                            const MCRegisterInfo &MRI,
> -                                          const Triple &TT, StringRef CPU,
>                                            const MCTargetOptions &Options)
> {
> -  return createARMAsmBackend(T, MRI, TT, CPU, Options, true);
> +  return createARMAsmBackend(T, MRI, STI.getTargetTriple(), STI.getCPU(),
> +                             Options, true);
>  }
>
>  MCAsmBackend *llvm::createARMBEAsmBackend(const Target &T,
> +                                          const MCSubtargetInfo &STI,
>                                            const MCRegisterInfo &MRI,
> -                                          const Triple &TT, StringRef CPU,
>                                            const MCTargetOptions &Options)
> {
> -  return createARMAsmBackend(T, MRI, TT, CPU, Options, false);
> +  return createARMAsmBackend(T, MRI, STI.getTargetTriple(), STI.getCPU(),
> +                             Options, false);
>  }
>
>  MCAsmBackend *llvm::createThumbLEAsmBackend(const Target &T,
> +                                            const MCSubtargetInfo &STI,
>                                              const MCRegisterInfo &MRI,
> -                                            const Triple &TT, StringRef
> CPU,
>                                              const MCTargetOptions
> &Options) {
> -  return createARMAsmBackend(T, MRI, TT, CPU, Options, true);
> +  return createARMAsmBackend(T, MRI, STI.getTargetTriple(), STI.getCPU(),
> +                             Options, true);
>  }
>
>  MCAsmBackend *llvm::createThumbBEAsmBackend(const Target &T,
> +                                            const MCSubtargetInfo &STI,
>                                              const MCRegisterInfo &MRI,
> -                                            const Triple &TT, StringRef
> CPU,
>                                              const MCTargetOptions
> &Options) {
> -  return createARMAsmBackend(T, MRI, TT, CPU, Options, false);
> +  return createARMAsmBackend(T, MRI, STI.getTargetTriple(), STI.getCPU(),
> +                             Options, false);
>  }
>
> Modified: llvm/trunk/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> ARM/MCTargetDesc/ARMMCTargetDesc.h?rev=321692&
> r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.h (original)
> +++ llvm/trunk/lib/Target/ARM/MCTargetDesc/ARMMCTargetDesc.h Wed Jan  3
> 00:53:05 2018
> @@ -73,22 +73,22 @@ MCAsmBackend *createARMAsmBackend(const
>                                    const MCTargetOptions &Options,
>                                    bool IsLittleEndian);
>
> -MCAsmBackend *createARMLEAsmBackend(const Target &T, const MCRegisterInfo
> &MRI,
> -                                    const Triple &TT, StringRef CPU,
> +MCAsmBackend *createARMLEAsmBackend(const Target &T, const
> MCSubtargetInfo &STI,
> +                                    const MCRegisterInfo &MRI,
>                                      const MCTargetOptions &Options);
>
> -MCAsmBackend *createARMBEAsmBackend(const Target &T, const MCRegisterInfo
> &MRI,
> -                                    const Triple &TT, StringRef CPU,
> +MCAsmBackend *createARMBEAsmBackend(const Target &T, const
> MCSubtargetInfo &STI,
> +                                    const MCRegisterInfo &MRI,
>                                      const MCTargetOptions &Options);
>
>  MCAsmBackend *createThumbLEAsmBackend(const Target &T,
> +                                      const MCSubtargetInfo &STI,
>                                        const MCRegisterInfo &MRI,
> -                                      const Triple &TT, StringRef CPU,
>                                        const MCTargetOptions &Options);
>
>  MCAsmBackend *createThumbBEAsmBackend(const Target &T,
> +                                      const MCSubtargetInfo &STI,
>                                        const MCRegisterInfo &MRI,
> -                                      const Triple &TT, StringRef CPU,
>                                        const MCTargetOptions &Options);
>
>  // Construct a PE/COFF machine code streamer which will generate a PE/COFF
>
> Modified: llvm/trunk/lib/Target/BPF/MCTargetDesc/BPFAsmBackend.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> BPF/MCTargetDesc/BPFAsmBackend.cpp?rev=321692&
> r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/BPF/MCTargetDesc/BPFAsmBackend.cpp (original)
> +++ llvm/trunk/lib/Target/BPF/MCTargetDesc/BPFAsmBackend.cpp Wed Jan  3
> 00:53:05 2018
> @@ -104,15 +104,15 @@ BPFAsmBackend::createObjectWriter(raw_pw
>  }
>
>  MCAsmBackend *llvm::createBPFAsmBackend(const Target &T,
> +                                        const MCSubtargetInfo &STI,
>                                          const MCRegisterInfo &MRI,
> -                                        const Triple &TT, StringRef CPU,
> -                                        const MCTargetOptions&) {
> +                                        const MCTargetOptions &) {
>    return new BPFAsmBackend(/*IsLittleEndian=*/true);
>  }
>
>  MCAsmBackend *llvm::createBPFbeAsmBackend(const Target &T,
> +                                          const MCSubtargetInfo &STI,
>                                            const MCRegisterInfo &MRI,
> -                                          const Triple &TT, StringRef CPU,
> -                                          const MCTargetOptions&) {
> +                                          const MCTargetOptions &) {
>    return new BPFAsmBackend(/*IsLittleEndian=*/false);
>  }
>
> Modified: llvm/trunk/lib/Target/BPF/MCTargetDesc/BPFMCTargetDesc.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> BPF/MCTargetDesc/BPFMCTargetDesc.h?rev=321692&
> r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/BPF/MCTargetDesc/BPFMCTargetDesc.h (original)
> +++ llvm/trunk/lib/Target/BPF/MCTargetDesc/BPFMCTargetDesc.h Wed Jan  3
> 00:53:05 2018
> @@ -45,11 +45,11 @@ MCCodeEmitter *createBPFbeMCCodeEmitter(
>                                          const MCRegisterInfo &MRI,
>                                          MCContext &Ctx);
>
> -MCAsmBackend *createBPFAsmBackend(const Target &T, const MCRegisterInfo
> &MRI,
> -                                  const Triple &TT, StringRef CPU,
> +MCAsmBackend *createBPFAsmBackend(const Target &T, const MCSubtargetInfo
> &STI,
> +                                  const MCRegisterInfo &MRI,
>                                    const MCTargetOptions &Options);
> -MCAsmBackend *createBPFbeAsmBackend(const Target &T, const MCRegisterInfo
> &MRI,
> -                                    const Triple &TT, StringRef CPU,
> +MCAsmBackend *createBPFbeAsmBackend(const Target &T, const
> MCSubtargetInfo &STI,
> +                                    const MCRegisterInfo &MRI,
>                                      const MCTargetOptions &Options);
>
>  std::unique_ptr<MCObjectWriter> createBPFELFObjectWriter(raw_pwrite_stream
> &OS,
>
> Modified: llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonAsmBackend.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> Hexagon/MCTargetDesc/HexagonAsmBackend.cpp?rev=321692&r1=321691&r2=321692&
> view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonAsmBackend.cpp
> (original)
> +++ llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonAsmBackend.cpp Wed
> Jan  3 00:53:05 2018
> @@ -765,11 +765,12 @@ public:
>
>  // MCAsmBackend
>  MCAsmBackend *llvm::createHexagonAsmBackend(Target const &T,
> -                                      MCRegisterInfo const & /*MRI*/,
> -                                      const Triple &TT, StringRef CPU,
> -                                      const MCTargetOptions &Options) {
> +                                            const MCSubtargetInfo &STI,
> +                                            MCRegisterInfo const &
> /*MRI*/,
> +                                            const MCTargetOptions
> &Options) {
> +  const Triple &TT = STI.getTargetTriple();
>    uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(TT.getOS());
>
> -  StringRef CPUString = Hexagon_MC::selectHexagonCPU(CPU);
> +  StringRef CPUString = Hexagon_MC::selectHexagonCPU(STI.getCPU());
>    return new HexagonAsmBackend(T, TT, OSABI, CPUString);
>  }
>
> Modified: llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> Hexagon/MCTargetDesc/HexagonMCTargetDesc.h?rev=321692&r1=321691&r2=321692&
> view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.h
> (original)
> +++ llvm/trunk/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.h Wed
> Jan  3 00:53:05 2018
> @@ -61,8 +61,8 @@ MCCodeEmitter *createHexagonMCCodeEmitte
>                                            MCContext &MCT);
>
>  MCAsmBackend *createHexagonAsmBackend(const Target &T,
> +                                      const MCSubtargetInfo &STI,
>                                        const MCRegisterInfo &MRI,
> -                                      const Triple &TT, StringRef CPU,
>                                        const MCTargetOptions &Options);
>
>  std::unique_ptr<MCObjectWriter>
>
> Modified: llvm/trunk/lib/Target/Lanai/MCTargetDesc/LanaiAsmBackend.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> Lanai/MCTargetDesc/LanaiAsmBackend.cpp?rev=321692&r1=321691&r2=321692&
> view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/Lanai/MCTargetDesc/LanaiAsmBackend.cpp
> (original)
> +++ llvm/trunk/lib/Target/Lanai/MCTargetDesc/LanaiAsmBackend.cpp Wed Jan
> 3 00:53:05 2018
> @@ -165,9 +165,10 @@ LanaiAsmBackend::getFixupKindInfo(MCFixu
>  } // namespace
>
>  MCAsmBackend *llvm::createLanaiAsmBackend(const Target &T,
> +                                          const MCSubtargetInfo &STI,
>                                            const MCRegisterInfo & /*MRI*/,
> -                                          const Triple &TT, StringRef
> /*CPU*/,
>                                            const MCTargetOptions &
> /*Options*/) {
> +  const Triple &TT = STI.getTargetTriple();
>    if (!TT.isOSBinFormatELF())
>      llvm_unreachable("OS not supported");
>
>
> Modified: llvm/trunk/lib/Target/Lanai/MCTargetDesc/LanaiMCTargetDesc.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> Lanai/MCTargetDesc/LanaiMCTargetDesc.h?rev=321692&r1=321691&r2=321692&
> view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/Lanai/MCTargetDesc/LanaiMCTargetDesc.h
> (original)
> +++ llvm/trunk/lib/Target/Lanai/MCTargetDesc/LanaiMCTargetDesc.h Wed Jan
> 3 00:53:05 2018
> @@ -38,8 +38,8 @@ MCCodeEmitter *createLanaiMCCodeEmitter(
>                                          const MCRegisterInfo &MRI,
>                                          MCContext &Ctx);
>
> -MCAsmBackend *createLanaiAsmBackend(const Target &T, const MCRegisterInfo
> &MRI,
> -                                    const Triple &TheTriple, StringRef
> CPU,
> +MCAsmBackend *createLanaiAsmBackend(const Target &T, const
> MCSubtargetInfo &STI,
> +                                    const MCRegisterInfo &MRI,
>                                      const MCTargetOptions &Options);
>
>  std::unique_ptr<MCObjectWriter>
>
> Modified: llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> Mips/MCTargetDesc/MipsAsmBackend.cpp?rev=321692&
> r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp (original)
> +++ llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsAsmBackend.cpp Wed Jan  3
> 00:53:05 2018
> @@ -476,8 +476,9 @@ bool MipsAsmBackend::writeNopData(uint64
>  }
>
>  MCAsmBackend *llvm::createMipsAsmBackend(const Target &T,
> +                                         const MCSubtargetInfo &STI,
>                                           const MCRegisterInfo &MRI,
> -                                         const Triple &TT, StringRef CPU,
>                                           const MCTargetOptions &Options) {
> -  return new MipsAsmBackend(T, MRI, TT, CPU, Options.ABIName == "n32");
> +  return new MipsAsmBackend(T, MRI, STI.getTargetTriple(), STI.getCPU(),
> +                            Options.ABIName == "n32");
>  }
>
> Modified: llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> Mips/MCTargetDesc/MipsMCTargetDesc.h?rev=321692&
> r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.h (original)
> +++ llvm/trunk/lib/Target/Mips/MCTargetDesc/MipsMCTargetDesc.h Wed Jan  3
> 00:53:05 2018
> @@ -45,8 +45,8 @@ MCCodeEmitter *createMipsMCCodeEmitterEL
>                                           const MCRegisterInfo &MRI,
>                                           MCContext &Ctx);
>
> -MCAsmBackend *createMipsAsmBackend(const Target &T, const MCRegisterInfo
> &MRI,
> -                                   const Triple &TT, StringRef CPU,
> +MCAsmBackend *createMipsAsmBackend(const Target &T, const MCSubtargetInfo
> &STI,
> +                                   const MCRegisterInfo &MRI,
>                                     const MCTargetOptions &Options);
>
>  std::unique_ptr<MCObjectWriter>
>
> Modified: llvm/trunk/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> PowerPC/MCTargetDesc/PPCAsmBackend.cpp?rev=321692&
> r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp
> (original)
> +++ llvm/trunk/lib/Target/PowerPC/MCTargetDesc/PPCAsmBackend.cpp Wed Jan
> 3 00:53:05 2018
> @@ -18,6 +18,7 @@
>  #include "llvm/MC/MCMachObjectWriter.h"
>  #include "llvm/MC/MCObjectWriter.h"
>  #include "llvm/MC/MCSectionMachO.h"
> +#include "llvm/MC/MCSubtargetInfo.h"
>  #include "llvm/MC/MCSymbolELF.h"
>  #include "llvm/MC/MCValue.h"
>  #include "llvm/Support/ErrorHandling.h"
> @@ -231,9 +232,10 @@ namespace {
>  } // end anonymous namespace
>
>  MCAsmBackend *llvm::createPPCAsmBackend(const Target &T,
> +                                        const MCSubtargetInfo &STI,
>                                          const MCRegisterInfo &MRI,
> -                                        const Triple &TT, StringRef CPU,
>                                          const MCTargetOptions &Options) {
> +  const Triple &TT = STI.getTargetTriple();
>    if (TT.isOSDarwin())
>      return new DarwinPPCAsmBackend(T);
>
>
> Modified: llvm/trunk/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> PowerPC/MCTargetDesc/PPCMCTargetDesc.h?rev=321692&
> r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.h
> (original)
> +++ llvm/trunk/lib/Target/PowerPC/MCTargetDesc/PPCMCTargetDesc.h Wed Jan
> 3 00:53:05 2018
> @@ -29,6 +29,7 @@ class MCContext;
>  class MCInstrInfo;
>  class MCObjectWriter;
>  class MCRegisterInfo;
> +class MCSubtargetInfo;
>  class MCTargetOptions;
>  class Target;
>  class Triple;
> @@ -43,8 +44,8 @@ MCCodeEmitter *createPPCMCCodeEmitter(co
>                                        const MCRegisterInfo &MRI,
>                                        MCContext &Ctx);
>
> -MCAsmBackend *createPPCAsmBackend(const Target &T, const MCRegisterInfo
> &MRI,
> -                                  const Triple &TT, StringRef CPU,
> +MCAsmBackend *createPPCAsmBackend(const Target &T, const MCSubtargetInfo
> &STI,
> +                                  const MCRegisterInfo &MRI,
>                                    const MCTargetOptions &Options);
>
>  /// Construct an PPC ELF object writer.
>
> Modified: llvm/trunk/lib/Target/RISCV/MCTargetDesc/RISCVAsmBackend.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> RISCV/MCTargetDesc/RISCVAsmBackend.cpp?rev=321692&r1=321691&r2=321692&
> view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/RISCV/MCTargetDesc/RISCVAsmBackend.cpp
> (original)
> +++ llvm/trunk/lib/Target/RISCV/MCTargetDesc/RISCVAsmBackend.cpp Wed Jan
> 3 00:53:05 2018
> @@ -230,9 +230,10 @@ RISCVAsmBackend::createObjectWriter(raw_
>  } // end anonymous namespace
>
>  MCAsmBackend *llvm::createRISCVAsmBackend(const Target &T,
> +                                          const MCSubtargetInfo &STI,
>                                            const MCRegisterInfo &MRI,
> -                                          const Triple &TT, StringRef CPU,
>                                            const MCTargetOptions &Options)
> {
> +  const Triple &TT = STI.getTargetTriple();
>    uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(TT.getOS());
>    return new RISCVAsmBackend(OSABI, TT.isArch64Bit());
>  }
>
> Modified: llvm/trunk/lib/Target/RISCV/MCTargetDesc/RISCVMCTargetDesc.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> RISCV/MCTargetDesc/RISCVMCTargetDesc.h?rev=321692&r1=321691&r2=321692&
> view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/RISCV/MCTargetDesc/RISCVMCTargetDesc.h
> (original)
> +++ llvm/trunk/lib/Target/RISCV/MCTargetDesc/RISCVMCTargetDesc.h Wed Jan
> 3 00:53:05 2018
> @@ -40,8 +40,8 @@ MCCodeEmitter *createRISCVMCCodeEmitter(
>                                          const MCRegisterInfo &MRI,
>                                          MCContext &Ctx);
>
> -MCAsmBackend *createRISCVAsmBackend(const Target &T, const MCRegisterInfo
> &MRI,
> -                                    const Triple &TT, StringRef CPU,
> +MCAsmBackend *createRISCVAsmBackend(const Target &T, const
> MCSubtargetInfo &STI,
> +                                    const MCRegisterInfo &MRI,
>                                      const MCTargetOptions &Options);
>
>  std::unique_ptr<MCObjectWriter>
>
> Modified: llvm/trunk/lib/Target/Sparc/MCTargetDesc/SparcAsmBackend.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> Sparc/MCTargetDesc/SparcAsmBackend.cpp?rev=321692&r1=321691&r2=321692&
> view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/Sparc/MCTargetDesc/SparcAsmBackend.cpp
> (original)
> +++ llvm/trunk/lib/Target/Sparc/MCTargetDesc/SparcAsmBackend.cpp Wed Jan
> 3 00:53:05 2018
> @@ -14,6 +14,7 @@
>  #include "llvm/MC/MCExpr.h"
>  #include "llvm/MC/MCFixupKindInfo.h"
>  #include "llvm/MC/MCObjectWriter.h"
> +#include "llvm/MC/MCSubtargetInfo.h"
>  #include "llvm/MC/MCValue.h"
>  #include "llvm/Support/TargetRegistry.h"
>
> @@ -301,8 +302,8 @@ namespace {
>  } // end anonymous namespace
>
>  MCAsmBackend *llvm::createSparcAsmBackend(const Target &T,
> +                                          const MCSubtargetInfo &STI,
>                                            const MCRegisterInfo &MRI,
> -                                          const Triple &TT, StringRef CPU,
>                                            const MCTargetOptions &Options)
> {
> -  return new ELFSparcAsmBackend(T, TT.getOS());
> +  return new ELFSparcAsmBackend(T, STI.getTargetTriple().getOS());
>  }
>
> Modified: llvm/trunk/lib/Target/Sparc/MCTargetDesc/SparcMCTargetDesc.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> Sparc/MCTargetDesc/SparcMCTargetDesc.h?rev=321692&r1=321691&r2=321692&
> view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/Sparc/MCTargetDesc/SparcMCTargetDesc.h
> (original)
> +++ llvm/trunk/lib/Target/Sparc/MCTargetDesc/SparcMCTargetDesc.h Wed Jan
> 3 00:53:05 2018
> @@ -40,8 +40,8 @@ Target &getTheSparcelTarget();
>  MCCodeEmitter *createSparcMCCodeEmitter(const MCInstrInfo &MCII,
>                                          const MCRegisterInfo &MRI,
>                                          MCContext &Ctx);
> -MCAsmBackend *createSparcAsmBackend(const Target &T, const MCRegisterInfo
> &MRI,
> -                                    const Triple &TT, StringRef CPU,
> +MCAsmBackend *createSparcAsmBackend(const Target &T, const
> MCSubtargetInfo &STI,
> +                                    const MCRegisterInfo &MRI,
>                                      const MCTargetOptions &Options);
>  std::unique_ptr<MCObjectWriter>
>  createSparcELFObjectWriter(raw_pwrite_stream &OS, bool Is64Bit,
>
> Modified: llvm/trunk/lib/Target/SystemZ/MCTargetDesc/
> SystemZMCAsmBackend.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> SystemZ/MCTargetDesc/SystemZMCAsmBackend.cpp?rev=
> 321692&r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/SystemZ/MCTargetDesc/SystemZMCAsmBackend.cpp
> (original)
> +++ llvm/trunk/lib/Target/SystemZ/MCTargetDesc/SystemZMCAsmBackend.cpp
> Wed Jan  3 00:53:05 2018
> @@ -14,6 +14,7 @@
>  #include "llvm/MC/MCFixupKindInfo.h"
>  #include "llvm/MC/MCInst.h"
>  #include "llvm/MC/MCObjectWriter.h"
> +#include "llvm/MC/MCSubtargetInfo.h"
>
>  using namespace llvm;
>
> @@ -122,9 +123,10 @@ bool SystemZMCAsmBackend::writeNopData(u
>  }
>
>  MCAsmBackend *llvm::createSystemZMCAsmBackend(const Target &T,
> +                                              const MCSubtargetInfo &STI,
>                                                const MCRegisterInfo &MRI,
> -                                              const Triple &TT, StringRef
> CPU,
>                                                const MCTargetOptions
> &Options) {
> -  uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(TT.getOS());
> +  uint8_t OSABI =
> +      MCELFObjectTargetWriter::getOSABI(STI.getTargetTriple().getOS());
>    return new SystemZMCAsmBackend(OSABI);
>  }
>
> Modified: llvm/trunk/lib/Target/SystemZ/MCTargetDesc/SystemZMCTargetDesc.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> SystemZ/MCTargetDesc/SystemZMCTargetDesc.h?rev=321692&r1=321691&r2=321692&
> view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/SystemZ/MCTargetDesc/SystemZMCTargetDesc.h
> (original)
> +++ llvm/trunk/lib/Target/SystemZ/MCTargetDesc/SystemZMCTargetDesc.h Wed
> Jan  3 00:53:05 2018
> @@ -89,8 +89,8 @@ MCCodeEmitter *createSystemZMCCodeEmitte
>                                            MCContext &Ctx);
>
>  MCAsmBackend *createSystemZMCAsmBackend(const Target &T,
> +                                        const MCSubtargetInfo &STI,
>                                          const MCRegisterInfo &MRI,
> -                                        const Triple &TT, StringRef CPU,
>                                          const MCTargetOptions &Options);
>
>  std::unique_ptr<MCObjectWriter> createSystemZObjectWriter(raw_pwrite_stream
> &OS,
>
> Modified: llvm/trunk/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> X86/MCTargetDesc/X86AsmBackend.cpp?rev=321692&
> r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp (original)
> +++ llvm/trunk/lib/Target/X86/MCTargetDesc/X86AsmBackend.cpp Wed Jan  3
> 00:53:05 2018
> @@ -843,10 +843,12 @@ public:
>  } // end anonymous namespace
>
>  MCAsmBackend *llvm::createX86_32AsmBackend(const Target &T,
> +                                           const MCSubtargetInfo &STI,
>                                             const MCRegisterInfo &MRI,
> -                                           const Triple &TheTriple,
> -                                           StringRef CPU,
>                                             const MCTargetOptions
> &Options) {
> +  const Triple &TheTriple = STI.getTargetTriple();
> +  StringRef CPU = STI.getCPU();
> +  llvm::errs() << "create x86-32 backend with CPU: " << CPU << "\n";
>    if (TheTriple.isOSBinFormatMachO())
>      return new DarwinX86_32AsmBackend(T, MRI, CPU);
>
> @@ -862,10 +864,11 @@ MCAsmBackend *llvm::createX86_32AsmBacke
>  }
>
>  MCAsmBackend *llvm::createX86_64AsmBackend(const Target &T,
> +                                           const MCSubtargetInfo &STI,
>                                             const MCRegisterInfo &MRI,
> -                                           const Triple &TheTriple,
> -                                           StringRef CPU,
>                                             const MCTargetOptions
> &Options) {
> +  const Triple &TheTriple = STI.getTargetTriple();
> +  StringRef CPU = STI.getCPU();
>    if (TheTriple.isOSBinFormatMachO()) {
>      MachO::CPUSubTypeX86 CS =
>          StringSwitch<MachO::CPUSubTypeX86>(TheTriple.getArchName())
>
> Modified: llvm/trunk/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.h
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/
> X86/MCTargetDesc/X86MCTargetDesc.h?rev=321692&
> r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.h (original)
> +++ llvm/trunk/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.h Wed Jan  3
> 00:53:05 2018
> @@ -70,11 +70,13 @@ MCCodeEmitter *createX86MCCodeEmitter(co
>                                        const MCRegisterInfo &MRI,
>                                        MCContext &Ctx);
>
> -MCAsmBackend *createX86_32AsmBackend(const Target &T, const
> MCRegisterInfo &MRI,
> -                                     const Triple &TT, StringRef CPU,
> +MCAsmBackend *createX86_32AsmBackend(const Target &T,
> +                                     const MCSubtargetInfo &STI,
> +                                     const MCRegisterInfo &MRI,
>                                       const MCTargetOptions &Options);
> -MCAsmBackend *createX86_64AsmBackend(const Target &T, const
> MCRegisterInfo &MRI,
> -                                     const Triple &TT, StringRef CPU,
> +MCAsmBackend *createX86_64AsmBackend(const Target &T,
> +                                     const MCSubtargetInfo &STI,
> +                                     const MCRegisterInfo &MRI,
>                                       const MCTargetOptions &Options);
>
>  /// Implements X86-only directives for assembly emission.
>
> Modified: llvm/trunk/tools/dsymutil/DwarfLinker.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/
> dsymutil/DwarfLinker.cpp?rev=321692&r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/tools/dsymutil/DwarfLinker.cpp (original)
> +++ llvm/trunk/tools/dsymutil/DwarfLinker.cpp Wed Jan  3 00:53:05 2018
> @@ -672,8 +672,12 @@ bool DwarfStreamer::init(Triple TheTripl
>    MC.reset(new MCContext(MAI.get(), MRI.get(), MOFI.get()));
>    MOFI->InitMCObjectFileInfo(TheTriple, /*PIC*/ false, *MC);
>
> +  MSTI.reset(TheTarget->createMCSubtargetInfo(TripleName, "", ""));
> +  if (!MSTI)
> +    return error("no subtarget info for target " + TripleName, Context);
> +
>    MCTargetOptions Options;
> -  MAB = TheTarget->createMCAsmBackend(*MRI, TripleName, "", Options);
> +  MAB = TheTarget->createMCAsmBackend(*MSTI, *MRI, Options);
>    if (!MAB)
>      return error("no asm backend for target " + TripleName, Context);
>
> @@ -681,10 +685,6 @@ bool DwarfStreamer::init(Triple TheTripl
>    if (!MII)
>      return error("no instr info info for target " + TripleName, Context);
>
> -  MSTI.reset(TheTarget->createMCSubtargetInfo(TripleName, "", ""));
> -  if (!MSTI)
> -    return error("no subtarget info for target " + TripleName, Context);
> -
>    MCE = TheTarget->createMCCodeEmitter(*MII, *MRI, *MC);
>    if (!MCE)
>      return error("no code emitter for target " + TripleName, Context);
>
> Modified: llvm/trunk/tools/llvm-dwp/llvm-dwp.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-
> dwp/llvm-dwp.cpp?rev=321692&r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/tools/llvm-dwp/llvm-dwp.cpp (original)
> +++ llvm/trunk/tools/llvm-dwp/llvm-dwp.cpp Wed Jan  3 00:53:05 2018
> @@ -673,8 +673,13 @@ int main(int argc, char **argv) {
>    MCContext MC(MAI.get(), MRI.get(), &MOFI);
>    MOFI.InitMCObjectFileInfo(TheTriple, /*PIC*/ false, MC);
>
> +  std::unique_ptr<MCSubtargetInfo> MSTI(
> +      TheTarget->createMCSubtargetInfo(TripleName, "", ""));
> +  if (!MSTI)
> +    return error("no subtarget info for target " + TripleName, Context);
> +
>    MCTargetOptions Options;
> -  auto MAB = TheTarget->createMCAsmBackend(*MRI, TripleName, "",
> Options);
> +  auto MAB = TheTarget->createMCAsmBackend(*MSTI, *MRI, Options);
>    if (!MAB)
>      return error("no asm backend for target " + TripleName, Context);
>
> @@ -682,11 +687,6 @@ int main(int argc, char **argv) {
>    if (!MII)
>      return error("no instr info info for target " + TripleName, Context);
>
> -  std::unique_ptr<MCSubtargetInfo> MSTI(
> -      TheTarget->createMCSubtargetInfo(TripleName, "", ""));
> -  if (!MSTI)
> -    return error("no subtarget info for target " + TripleName, Context);
> -
>    MCCodeEmitter *MCE = TheTarget->createMCCodeEmitter(*MII, *MRI, MC);
>    if (!MCE)
>      return error("no code emitter for target " + TripleName, Context);
>
> Modified: llvm/trunk/tools/llvm-mc/llvm-mc.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-
> mc/llvm-mc.cpp?rev=321692&r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/tools/llvm-mc/llvm-mc.cpp (original)
> +++ llvm/trunk/tools/llvm-mc/llvm-mc.cpp Wed Jan  3 00:53:05 2018
> @@ -567,7 +567,7 @@ int main(int argc, char **argv) {
>      MCAsmBackend *MAB = nullptr;
>      if (ShowEncoding) {
>        CE = TheTarget->createMCCodeEmitter(*MCII, *MRI, Ctx);
> -      MAB = TheTarget->createMCAsmBackend(*MRI, TripleName, MCPU,
> MCOptions);
> +      MAB = TheTarget->createMCAsmBackend(*STI, *MRI, MCOptions);
>      }
>      auto FOut = llvm::make_unique<formatted_raw_ostream>(*OS);
>      Str.reset(TheTarget->createAsmStreamer(
> @@ -588,8 +588,7 @@ int main(int argc, char **argv) {
>      }
>
>      MCCodeEmitter *CE = TheTarget->createMCCodeEmitter(*MCII, *MRI, Ctx);
> -    MCAsmBackend *MAB = TheTarget->createMCAsmBackend(*MRI, TripleName,
> MCPU,
> -                                                      MCOptions);
> +    MCAsmBackend *MAB = TheTarget->createMCAsmBackend(*STI, *MRI,
> MCOptions);
>      Str.reset(TheTarget->createMCObjectStreamer(
>          TheTriple, Ctx, std::unique_ptr<MCAsmBackend>(MAB), *OS,
>          std::unique_ptr<MCCodeEmitter>(CE), *STI, MCOptions.MCRelaxAll,
>
> Modified: llvm/trunk/unittests/DebugInfo/DWARF/DwarfGenerator.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/unittests/
> DebugInfo/DWARF/DwarfGenerator.cpp?rev=321692&
> r1=321691&r2=321692&view=diff
> ============================================================
> ==================
> --- llvm/trunk/unittests/DebugInfo/DWARF/DwarfGenerator.cpp (original)
> +++ llvm/trunk/unittests/DebugInfo/DWARF/DwarfGenerator.cpp Wed Jan  3
> 00:53:05 2018
> @@ -152,8 +152,13 @@ llvm::Error dwarfgen::Generator::init(Tr
>    MC.reset(new MCContext(MAI.get(), MRI.get(), MOFI.get()));
>    MOFI->InitMCObjectFileInfo(TheTriple, /*PIC*/ false, *MC);
>
> +  MSTI.reset(TheTarget->createMCSubtargetInfo(TripleName, "", ""));
> +  if (!MSTI)
> +    return make_error<StringError>("no subtarget info for target " +
> TripleName,
> +                                   inconvertibleErrorCode());
> +
>    MCTargetOptions MCOptions = InitMCTargetOptionsFromFlags();
> -  MAB = TheTarget->createMCAsmBackend(*MRI, TripleName, "", MCOptions);
> +  MAB = TheTarget->createMCAsmBackend(*MSTI, *MRI, MCOptions);
>    if (!MAB)
>      return make_error<StringError>("no asm backend for target " +
> TripleName,
>                                     inconvertibleErrorCode());
> @@ -164,11 +169,6 @@ llvm::Error dwarfgen::Generator::init(Tr
>                                         TripleName,
>                                     inconvertibleErrorCode());
>
> -  MSTI.reset(TheTarget->createMCSubtargetInfo(TripleName, "", ""));
> -  if (!MSTI)
> -    return make_error<StringError>("no subtarget info for target " +
> TripleName,
> -                                   inconvertibleErrorCode());
> -
>    MCE = TheTarget->createMCCodeEmitter(*MII, *MRI, *MC);
>    if (!MCE)
>      return make_error<StringError>("no code emitter for target " +
> TripleName,
>
>
> _______________________________________________
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> llvm-commits at lists.llvm.org
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>
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