[llvm] r262007 - Reverting breaking change. Sorry.

David Blaikie via llvm-commits llvm-commits at lists.llvm.org
Fri Feb 26 08:08:09 PST 2016


Please include the revision number of the patch being reverted, and the
reason for the revert (what kind of breakage? Link to a buildbot failure?)

On Fri, Feb 26, 2016 at 4:20 AM, Chris Dewhurst via llvm-commits <
llvm-commits at lists.llvm.org> wrote:

> Author: lerochris
> Date: Fri Feb 26 06:20:10 2016
> New Revision: 262007
>
> URL: http://llvm.org/viewvc/llvm-project?rev=262007&view=rev
> Log:
> Reverting breaking change. Sorry.
>
> Modified:
>     llvm/trunk/lib/Target/Sparc/AsmParser/SparcAsmParser.cpp
>     llvm/trunk/lib/Target/Sparc/Disassembler/SparcDisassembler.cpp
>     llvm/trunk/lib/Target/Sparc/SparcInstrInfo.td
>     llvm/trunk/lib/Target/Sparc/SparcRegisterInfo.td
>     llvm/trunk/test/MC/Disassembler/Sparc/sparc-special-registers.txt
>     llvm/trunk/test/MC/Sparc/sparc-fp-instructions.s
>
> Modified: llvm/trunk/lib/Target/Sparc/AsmParser/SparcAsmParser.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Sparc/AsmParser/SparcAsmParser.cpp?rev=262007&r1=262006&r2=262007&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Sparc/AsmParser/SparcAsmParser.cpp (original)
> +++ llvm/trunk/lib/Target/Sparc/AsmParser/SparcAsmParser.cpp Fri Feb 26
> 06:20:10 2016
> @@ -150,22 +150,6 @@ public:
>      Sparc::L0_L1, Sparc::L2_L3, Sparc::L4_L5, Sparc::L6_L7,
>      Sparc::I0_I1, Sparc::I2_I3, Sparc::I4_I5, Sparc::I6_I7};
>
> -  static const MCPhysReg CoprocRegs[32] = {
> -    Sparc::C0,  Sparc::C1,  Sparc::C2,  Sparc::C3,
> -    Sparc::C4,  Sparc::C5,  Sparc::C6,  Sparc::C7,
> -    Sparc::C8,  Sparc::C9,  Sparc::C10, Sparc::C11,
> -    Sparc::C12, Sparc::C13, Sparc::C14, Sparc::C15,
> -    Sparc::C16, Sparc::C17, Sparc::C18, Sparc::C19,
> -    Sparc::C20, Sparc::C21, Sparc::C22, Sparc::C23,
> -    Sparc::C24, Sparc::C25, Sparc::C26, Sparc::C27,
> -    Sparc::C28, Sparc::C29, Sparc::C30, Sparc::C31 };
> -
> -  static const MCPhysReg CoprocPairRegs[] = {
> -    Sparc::C0_C1,   Sparc::C2_C3,   Sparc::C4_C5,   Sparc::C6_C7,
> -    Sparc::C8_C9,   Sparc::C10_C11, Sparc::C12_C13, Sparc::C14_C15,
> -    Sparc::C16_C17, Sparc::C18_C19, Sparc::C20_C21, Sparc::C22_C23,
> -    Sparc::C24_C25, Sparc::C26_C27, Sparc::C28_C29, Sparc::C30_C31};
> -
>  /// SparcOperand - Instances of this class represent a parsed Sparc
> machine
>  /// instruction.
>  class SparcOperand : public MCParsedAsmOperand {
> @@ -177,8 +161,6 @@ public:
>      rk_FloatReg,
>      rk_DoubleReg,
>      rk_QuadReg,
> -    rk_CoprocReg,
> -    rk_CoprocPairReg,
>      rk_Special,
>    };
>
> @@ -242,9 +224,6 @@ public:
>                                     || Reg.Kind == rk_DoubleReg));
>    }
>
> -  bool isCoprocReg() const {
> -    return (Kind == k_Register && Reg.Kind == rk_CoprocReg);
> -  }
>
>    StringRef getToken() const {
>      assert(Kind == k_Token && "Invalid access!");
> @@ -419,19 +398,6 @@ public:
>      return true;
>    }
>
> -  static bool MorphToCoprocPairReg(SparcOperand &Op) {
> -    unsigned Reg = Op.getReg();
> -    assert(Op.Reg.Kind == rk_CoprocReg);
> -    unsigned regIdx = 32;
> -    if (Reg >= Sparc::C0 && Reg <= Sparc::C31)
> -      regIdx = Reg - Sparc::C0;
> -    if (regIdx % 2 || regIdx > 31)
> -      return false;
> -    Op.Reg.RegNum = CoprocPairRegs[regIdx / 2];
> -    Op.Reg.Kind = rk_CoprocPairReg;
> -    return true;
> -  }
> -
>    static std::unique_ptr<SparcOperand>
>    MorphToMEMrr(unsigned Base, std::unique_ptr<SparcOperand> Op) {
>      unsigned offsetReg = Op->getReg();
> @@ -843,15 +809,6 @@ SparcAsmParser::parseSparcAsmOperand(std
>        case Sparc::FSR:
>          Op = SparcOperand::CreateToken("%fsr", S);
>          break;
> -      case Sparc::FQ:
> -        Op = SparcOperand::CreateToken("%fq", S);
> -        break;
> -      case Sparc::CPSR:
> -        Op = SparcOperand::CreateToken("%csr", S);
> -        break;
> -      case Sparc::CPQ:
> -        Op = SparcOperand::CreateToken("%cq", S);
> -        break;
>        case Sparc::WIM:
>          Op = SparcOperand::CreateToken("%wim", S);
>          break;
> @@ -984,24 +941,6 @@ bool SparcAsmParser::matchRegisterName(c
>        return true;
>      }
>
> -    if (name.equals("fq")) {
> -      RegNo = Sparc::FQ;
> -      RegKind = SparcOperand::rk_Special;
> -      return true;
> -    }
> -
> -    if (name.equals("csr")) {
> -      RegNo = Sparc::CPSR;
> -      RegKind = SparcOperand::rk_Special;
> -      return true;
> -    }
> -
> -    if (name.equals("cq")) {
> -      RegNo = Sparc::CPQ;
> -      RegKind = SparcOperand::rk_Special;
> -      return true;
> -    }
> -
>      if (name.equals("wim")) {
>        RegNo = Sparc::WIM;
>        RegKind = SparcOperand::rk_Special;
> @@ -1086,15 +1025,6 @@ bool SparcAsmParser::matchRegisterName(c
>        return true;
>      }
>
> -    // %c0 - %c31
> -    if (name.substr(0, 1).equals_lower("c")
> -        && !name.substr(1).getAsInteger(10, intVal)
> -        && intVal < 32) {
> -      RegNo = CoprocRegs[intVal];
> -      RegKind = SparcOperand::rk_CoprocReg;
> -      return true;
> -    }
> -
>      if (name.equals("tpc")) {
>        RegNo = Sparc::TPC;
>        RegKind = SparcOperand::rk_Special;
> @@ -1285,9 +1215,5 @@ unsigned SparcAsmParser::validateTargetO
>      if (SparcOperand::MorphToIntPairReg(Op))
>        return MCTargetAsmParser::Match_Success;
>    }
> -  if (Op.isCoprocReg() && Kind == MCK_CoprocPair) {
> -     if (SparcOperand::MorphToCoprocPairReg(Op))
> -       return MCTargetAsmParser::Match_Success;
> -   }
>    return Match_InvalidOperand;
>  }
>
> Modified: llvm/trunk/lib/Target/Sparc/Disassembler/SparcDisassembler.cpp
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Sparc/Disassembler/SparcDisassembler.cpp?rev=262007&r1=262006&r2=262007&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Sparc/Disassembler/SparcDisassembler.cpp
> (original)
> +++ llvm/trunk/lib/Target/Sparc/Disassembler/SparcDisassembler.cpp Fri Feb
> 26 06:20:10 2016
> @@ -130,25 +130,6 @@ static const uint16_t IntPairDecoderTabl
>    SP::I0_I1, SP::I2_I3, SP::I4_I5, SP::I6_I7,
>  };
>
> -static const unsigned CPRegDecoderTable[] = {
> -  SP::C0,  SP::C1,  SP::C2,  SP::C3,
> -  SP::C4,  SP::C5,  SP::C6,  SP::C7,
> -  SP::C8,  SP::C9,  SP::C10, SP::C11,
> -  SP::C12, SP::C13, SP::C14, SP::C15,
> -  SP::C16, SP::C17, SP::C18, SP::C19,
> -  SP::C20, SP::C21, SP::C22, SP::C23,
> -  SP::C24, SP::C25, SP::C26, SP::C27,
> -  SP::C28, SP::C29, SP::C30, SP::C31
> -};
> -
> -
> -static const uint16_t CPPairDecoderTable[] = {
> -  SP::C0_C1,   SP::C2_C3,   SP::C4_C5,   SP::C6_C7,
> -  SP::C8_C9,   SP::C10_C11, SP::C12_C13, SP::C14_C15,
> -  SP::C16_C17, SP::C18_C19, SP::C20_C21, SP::C22_C23,
> -  SP::C24_C25, SP::C26_C27, SP::C28_C29, SP::C30_C31
> -};
> -
>  static DecodeStatus DecodeIntRegsRegisterClass(MCInst &Inst,
>                                                 unsigned RegNo,
>                                                 uint64_t Address,
> @@ -210,17 +191,6 @@ static DecodeStatus DecodeQFPRegsRegiste
>    return MCDisassembler::Success;
>  }
>
> -static DecodeStatus DecodeCPRegsRegisterClass(MCInst &Inst,
> -                                               unsigned RegNo,
> -                                               uint64_t Address,
> -                                               const void *Decoder) {
> -  if (RegNo > 31)
> -    return MCDisassembler::Fail;
> -  unsigned Reg = CPRegDecoderTable[RegNo];
> -  Inst.addOperand(MCOperand::createReg(Reg));
> -  return MCDisassembler::Success;
> -}
> -
>  static DecodeStatus DecodeFCCRegsRegisterClass(MCInst &Inst, unsigned
> RegNo,
>                                                 uint64_t Address,
>                                                 const void *Decoder) {
> @@ -263,16 +233,6 @@ static DecodeStatus DecodeIntPairRegiste
>    return S;
>  }
>
> -static DecodeStatus DecodeCPPairRegisterClass(MCInst &Inst, unsigned
> RegNo,
> -                                   uint64_t Address, const void *Decoder)
> {
> -  if (RegNo > 31)
> -    return MCDisassembler::Fail;
> -
> -  unsigned RegisterPair = CPPairDecoderTable[RegNo/2];
> -  Inst.addOperand(MCOperand::createReg(RegisterPair));
> -  return MCDisassembler::Success;
> -}
> -
>  static DecodeStatus DecodeLoadInt(MCInst &Inst, unsigned insn, uint64_t
> Address,
>                                    const void *Decoder);
>  static DecodeStatus DecodeLoadIntPair(MCInst &Inst, unsigned insn,
> uint64_t Address,
> @@ -283,10 +243,6 @@ static DecodeStatus DecodeLoadDFP(MCInst
>                                    const void *Decoder);
>  static DecodeStatus DecodeLoadQFP(MCInst &Inst, unsigned insn, uint64_t
> Address,
>                                    const void *Decoder);
> -static DecodeStatus DecodeLoadCP(MCInst &Inst, unsigned insn, uint64_t
> Address,
> -                                  const void *Decoder);
> -static DecodeStatus DecodeLoadCPPair(MCInst &Inst, unsigned insn,
> uint64_t Address,
> -                                  const void *Decoder);
>  static DecodeStatus DecodeStoreInt(MCInst &Inst, unsigned insn,
>                                     uint64_t Address, const void *Decoder);
>  static DecodeStatus DecodeStoreIntPair(MCInst &Inst, unsigned insn,
> @@ -297,10 +253,6 @@ static DecodeStatus DecodeStoreDFP(MCIns
>                                     uint64_t Address, const void *Decoder);
>  static DecodeStatus DecodeStoreQFP(MCInst &Inst, unsigned insn,
>                                     uint64_t Address, const void *Decoder);
> -static DecodeStatus DecodeStoreCP(MCInst &Inst, unsigned insn,
> -                                   uint64_t Address, const void *Decoder);
> -static DecodeStatus DecodeStoreCPPair(MCInst &Inst, unsigned insn,
> -                                   uint64_t Address, const void *Decoder);
>  static DecodeStatus DecodeCall(MCInst &Inst, unsigned insn,
>                                 uint64_t Address, const void *Decoder);
>  static DecodeStatus DecodeSIMM13(MCInst &Inst, unsigned insn,
> @@ -438,18 +390,6 @@ static DecodeStatus DecodeLoadQFP(MCInst
>                     DecodeQFPRegsRegisterClass);
>  }
>
> -static DecodeStatus DecodeLoadCP(MCInst &Inst, unsigned insn, uint64_t
> Address,
> -                                  const void *Decoder) {
> -  return DecodeMem(Inst, insn, Address, Decoder, true,
> -                   DecodeCPRegsRegisterClass);
> -}
> -
> -static DecodeStatus DecodeLoadCPPair(MCInst &Inst, unsigned insn,
> uint64_t Address,
> -                                  const void *Decoder) {
> -  return DecodeMem(Inst, insn, Address, Decoder, true,
> -                   DecodeCPPairRegisterClass);
> -}
> -
>  static DecodeStatus DecodeStoreInt(MCInst &Inst, unsigned insn,
>                                     uint64_t Address, const void *Decoder)
> {
>    return DecodeMem(Inst, insn, Address, Decoder, false,
> @@ -480,18 +420,6 @@ static DecodeStatus DecodeStoreQFP(MCIns
>                     DecodeQFPRegsRegisterClass);
>  }
>
> -static DecodeStatus DecodeStoreCP(MCInst &Inst, unsigned insn,
> -                                   uint64_t Address, const void *Decoder)
> {
> -  return DecodeMem(Inst, insn, Address, Decoder, false,
> -                   DecodeCPRegsRegisterClass);
> -}
> -
> -static DecodeStatus DecodeStoreCPPair(MCInst &Inst, unsigned insn,
> -                                   uint64_t Address, const void *Decoder)
> {
> -  return DecodeMem(Inst, insn, Address, Decoder, false,
> -                   DecodeCPPairRegisterClass);
> -}
> -
>  static bool tryAddingSymbolicOperand(int64_t Value,  bool isBranch,
>                                       uint64_t Address, uint64_t Offset,
>                                       uint64_t Width, MCInst &MI,
>
> Modified: llvm/trunk/lib/Target/Sparc/SparcInstrInfo.td
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Sparc/SparcInstrInfo.td?rev=262007&r1=262006&r2=262007&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Sparc/SparcInstrInfo.td (original)
> +++ llvm/trunk/lib/Target/Sparc/SparcInstrInfo.td Fri Feb 26 06:20:10 2016
> @@ -235,28 +235,12 @@ def FCC_UL  : FCC_VAL<19>;  // Unordered
>  def FCC_LG  : FCC_VAL<18>;  // Less or Greater
>  def FCC_NE  : FCC_VAL<17>;  // Not Equal
>  def FCC_E   : FCC_VAL<25>;  // Equal
> -def FCC_UE  : FCC_VAL<26>;  // Unordered or Equal
> -def FCC_GE  : FCC_VAL<27>;  // Greater or Equal
> -def FCC_UGE : FCC_VAL<28>;  // Unordered or Greater or Equal
> -def FCC_LE  : FCC_VAL<29>;  // Less or Equal
> -def FCC_ULE : FCC_VAL<30>;  // Unordered or Less or Equal
> -def FCC_O   : FCC_VAL<31>;  // Ordered
> -
> -class CPCC_VAL<int N> : PatLeaf<(i32 N)>;
> -def CPCC_3   : CPCC_VAL<39>;  // 3
> -def CPCC_2   : CPCC_VAL<38>;  // 2
> -def CPCC_23  : CPCC_VAL<37>;  // 2 or 3
> -def CPCC_1   : CPCC_VAL<36>;  // 1
> -def CPCC_13  : CPCC_VAL<35>;  // 1 or 3
> -def CPCC_12  : CPCC_VAL<34>;  // 1 or 2
> -def CPCC_123 : CPCC_VAL<33>;  // 1 or 2 or 3
> -def CPCC_0   : CPCC_VAL<41>;  // 0
> -def CPCC_03  : CPCC_VAL<42>;  // 0 or 3
> -def CPCC_02  : CPCC_VAL<43>;  // 0 or 2
> -def CPCC_023 : CPCC_VAL<44>;  // 0 or 2 or 3
> -def CPCC_01  : CPCC_VAL<45>;  // 0 or 1
> -def CPCC_013 : CPCC_VAL<46>;  // 0 or 1 or 3
> -def CPCC_012 : CPCC_VAL<47>;  // 0 or 1 or 2
> +def FCC_UE  : FCC_VAL<24>;  // Unordered or Equal
> +def FCC_GE  : FCC_VAL<25>;  // Greater or Equal
> +def FCC_UGE : FCC_VAL<26>;  // Unordered or Greater or Equal
> +def FCC_LE  : FCC_VAL<27>;  // Less or Equal
> +def FCC_ULE : FCC_VAL<28>;  // Unordered or Less or Equal
> +def FCC_O   : FCC_VAL<29>;  // Ordered
>
>
>  //===----------------------------------------------------------------------===//
>  // Instruction Class Templates
> @@ -461,20 +445,6 @@ let DecoderMethod = "DecodeLoadQFP" in
>    defm LDQF  : LoadA<"ldq", 0b100010, 0b110010, load, QFPRegs, f128>,
>                 Requires<[HasV9, HasHardQuad]>;
>
> -let DecoderMethod = "DecodeLoadCP" in
> -  defm LDC   : Load<"ld", 0b110000, load, CoprocRegs, i32>;
> -let DecoderMethod = "DecodeLoadCPPair" in
> -  defm LDDC   : Load<"ldd", 0b110011, load, CoprocPair, v2i32>;
> -
> -let DecoderMethod = "DecodeLoadCP", Defs = [CPSR] in {
> -  let rd = 0 in {
> -    def LDCSRrr : F3_1<3, 0b110001, (outs), (ins MEMrr:$addr),
> -                       "ld [$addr], %csr", []>;
> -    def LDCSRri : F3_2<3, 0b110001, (outs), (ins MEMri:$addr),
> -                       "ld [$addr], %csr", []>;
> -  }
> -}
> -
>  let DecoderMethod = "DecodeLoadFP" in
>    let Defs = [FSR] in {
>      let rd = 0 in {
> @@ -516,27 +486,6 @@ let DecoderMethod = "DecodeStoreQFP" in
>    defm STQF  : StoreA<"stq", 0b100110, 0b110110, store, QFPRegs, f128>,
>                 Requires<[HasV9, HasHardQuad]>;
>
> -let DecoderMethod = "DecodeStoreCP" in
> -  defm STC   : Store<"st", 0b110100, store, CoprocRegs, i32>;
> -
> -let DecoderMethod = "DecodeStoreCPPair" in
> -  defm STDC   : Store<"std", 0b110111, store, CoprocPair, v2i32>;
> -
> -let DecoderMethod = "DecodeStoreCP", rd = 0 in {
> -  let Defs = [CPSR] in {
> -    def STCSRrr : F3_1<3, 0b110101, (outs MEMrr:$addr), (ins),
> -                       "st %csr, [$addr]", []>;
> -    def STCSRri : F3_2<3, 0b110101, (outs MEMri:$addr), (ins),
> -                       "st %csr, [$addr]", []>;
> -  }
> -  let Defs = [CPQ] in {
> -    def STDCQrr : F3_1<3, 0b110110, (outs MEMrr:$addr), (ins),
> -                       "std %cq, [$addr]", []>;
> -    def STDCQri : F3_2<3, 0b110110, (outs MEMri:$addr), (ins),
> -                       "std %cq, [$addr]", []>;
> -  }
> -}
> -
>  let DecoderMethod = "DecodeStoreFP" in
>    let Defs = [FSR] in {
>      let rd = 0 in {
> @@ -552,14 +501,6 @@ let DecoderMethod = "DecodeStoreFP" in
>                       "stx %fsr, [$addr]", []>, Requires<[HasV9]>;
>      }
>    }
> -  let Defs = [FQ] in {
> -    let rd = 0 in {
> -      def STDFQrr : F3_1<3, 0b100110, (outs MEMrr:$addr), (ins),
> -                     "std %fq, [$addr]", []>;
> -      def STDFQri : F3_2<3, 0b100110, (outs MEMri:$addr), (ins),
> -                     "std %fq, [$addr]", []>;
> -    }
> -  }
>
>  // Section B.8 - SWAP Register with Memory Instruction
>  // (Atomic swap)
> @@ -814,25 +755,7 @@ let Uses = [FCC0] in {
>  let Predicates = [HasV9] in
>    defm BPF : FPredBranch;
>
> -// Section B.22 - Branch on Co-processor Condition Codes Instructions, p.
> 123
> -let isBranch = 1, isTerminator = 1, hasDelaySlot = 1 in {
> -
> -// co-processor conditional branch class:
> -class CPBranchSP<dag ins, string asmstr, list<dag> pattern>
> - : F2_2<0b111, 0, (outs), ins, asmstr, pattern>;
> -
> -// co-processor conditional branch with annul class:
> -class CPBranchSPA<dag ins, string asmstr, list<dag> pattern>
> - : F2_2<0b111, 1, (outs), ins, asmstr, pattern>;
> -
> -} // let isBranch = 1, isTerminator = 1, hasDelaySlot = 1
>
> -def CBCOND  : CPBranchSP<(ins brtarget:$imm22, CCOp:$cond),
> -                          "cb$cond $imm22",
> -                          [(SPbrfcc bb:$imm22, imm:$cond)]>;
> -def CBCONDA : CPBranchSPA<(ins brtarget:$imm22, CCOp:$cond),
> -                           "cb$cond,a $imm22", []>;
> -
>  // Section B.24 - Call and Link Instruction, p. 125
>  // This is the only Format 1 instruction
>  let Uses = [O6],
>
> Modified: llvm/trunk/lib/Target/Sparc/SparcRegisterInfo.td
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Sparc/SparcRegisterInfo.td?rev=262007&r1=262006&r2=262007&view=diff
>
> ==============================================================================
> --- llvm/trunk/lib/Target/Sparc/SparcRegisterInfo.td (original)
> +++ llvm/trunk/lib/Target/Sparc/SparcRegisterInfo.td Fri Feb 26 06:20:10
> 2016
> @@ -62,12 +62,6 @@ foreach I = 0-3 in
>
>  def FSR : SparcCtrlReg<0, "FSR">; // Floating-point state register.
>
> -def FQ : SparcCtrlReg<0, "FQ">; // Floating-point deferred-trap queue.
> -
> -def CPSR : SparcCtrlReg<0, "CPSR">; // Co-processor state register.
> -
> -def CPQ : SparcCtrlReg<0, "CPQ">; // Co-processor queue.
> -
>  // Y register
>  def Y : SparcCtrlReg<0, "Y">, DwarfRegNum<[64]>;
>  // Ancillary state registers (implementation defined)
> @@ -210,40 +204,6 @@ def D13 : Rd<26, "F26", [F26, F27]>, Dwa
>  def D14 : Rd<28, "F28", [F28, F29]>, DwarfRegNum<[86]>;
>  def D15 : Rd<30, "F30", [F30, F31]>, DwarfRegNum<[87]>;
>
> -// Co-processor registers
> -def C0 : Ri< 0, "C0">;
> -def C1 : Ri< 1, "C1">;
> -def C2 : Ri< 2, "C2">;
> -def C3 : Ri< 3, "C3">;
> -def C4 : Ri< 4, "C4">;
> -def C5 : Ri< 5, "C5">;
> -def C6 : Ri< 6, "C6">;
> -def C7 : Ri< 7, "C7">;
> -def C8 : Ri< 8, "C8">;
> -def C9 : Ri< 9, "C9">;
> -def C10 : Ri< 10, "C10">;
> -def C11 : Ri< 11, "C11">;
> -def C12 : Ri< 12, "C12">;
> -def C13 : Ri< 13, "C13">;
> -def C14 : Ri< 14, "C14">;
> -def C15 : Ri< 15, "C15">;
> -def C16 : Ri< 16, "C16">;
> -def C17 : Ri< 17, "C17">;
> -def C18 : Ri< 18, "C18">;
> -def C19 : Ri< 19, "C19">;
> -def C20 : Ri< 20, "C20">;
> -def C21 : Ri< 21, "C21">;
> -def C22 : Ri< 22, "C22">;
> -def C23 : Ri< 23, "C23">;
> -def C24 : Ri< 24, "C24">;
> -def C25 : Ri< 25, "C25">;
> -def C26 : Ri< 26, "C26">;
> -def C27 : Ri< 27, "C27">;
> -def C28 : Ri< 28, "C28">;
> -def C29 : Ri< 29, "C29">;
> -def C30 : Ri< 30, "C30">;
> -def C31 : Ri< 31, "C31">;
> -
>  // Unaliased double precision floating point registers.
>  // FIXME: Define DwarfRegNum for these registers.
>  def D16 : SparcReg< 1, "F32">;
> @@ -299,24 +259,6 @@ def I2_I3 : Rdi<26, "I2", [I2, I3]>;
>  def I4_I5 : Rdi<28, "I4", [I4, I5]>;
>  def I6_I7 : Rdi<30, "I6", [I6, I7]>;
>
> -// Aliases of the co-processor registers used for LDD/STD double-word
> operations
> -def C0_C1 : Rdi<0, "C0", [C0, C1]>;
> -def C2_C3 : Rdi<2, "C2", [C2, C3]>;
> -def C4_C5 : Rdi<4, "C4", [C4, C5]>;
> -def C6_C7 : Rdi<6, "C6", [C6, C7]>;
> -def C8_C9 : Rdi<8, "C8", [C8, C9]>;
> -def C10_C11 : Rdi<10, "C10", [C10, C11]>;
> -def C12_C13 : Rdi<12, "C12", [C12, C13]>;
> -def C14_C15 : Rdi<14, "C14", [C14, C15]>;
> -def C16_C17 : Rdi<16, "C16", [C16, C17]>;
> -def C18_C19 : Rdi<18, "C18", [C18, C19]>;
> -def C20_C21 : Rdi<20, "C20", [C20, C21]>;
> -def C22_C23 : Rdi<22, "C22", [C22, C23]>;
> -def C24_C25 : Rdi<24, "C24", [C24, C25]>;
> -def C26_C27 : Rdi<26, "C26", [C26, C27]>;
> -def C28_C29 : Rdi<28, "C28", [C28, C29]>;
> -def C30_C31 : Rdi<30, "C30", [C30, C31]>;
> -
>  // Register classes.
>  //
>  // FIXME: the register order should be defined in terms of the preferred
> @@ -331,7 +273,6 @@ def IntRegs : RegisterClass<"SP", [i32,
>                                   (sequence "L%u", 0, 7),
>                                   (sequence "O%u", 0, 7))>;
>
> -
>  // Should be in the same order as IntRegs.
>  def IntPair : RegisterClass<"SP", [v2i32], 64,
>      (add I0_I1, I2_I3, I4_I5, I6_I7,
> @@ -355,21 +296,10 @@ def QFPRegs : RegisterClass<"SP", [f128]
>  // Floating point control register classes.
>  def FCCRegs : RegisterClass<"SP", [i1], 1, (sequence "FCC%u", 0, 3)>;
>
> -let isAllocatable = 0 in {
> -  // Ancillary state registers
> -  def ASRRegs : RegisterClass<"SP", [i32], 32,
> -                              (add Y, (sequence "ASR%u", 1, 31))>;
> -
> -  // This register class should not be used to hold i64 values.
> -  def CoprocRegs : RegisterClass<"SP", [i32], 32,
> -                                (add (sequence "C%u", 0, 31))>;
> -
> -  // Should be in the same order as CoprocRegs.
> -  def CoprocPair : RegisterClass<"SP", [v2i32], 64,
> -    (add C0_C1,   C2_C3,   C4_C5,   C6_C7,
> -         C8_C9,   C10_C11, C12_C13, C14_C15,
> -         C16_C17, C18_C19, C20_C21, C22_C23,
> -         C24_C25, C26_C27, C28_C29, C30_C31)>;
> +// Ancillary state registers
> +def ASRRegs : RegisterClass<"SP", [i32], 32,
> +                            (add Y, (sequence "ASR%u", 1, 31))> {
> +  let isAllocatable = 0;
>  }
>
>  // Privileged Registers
>
> Modified: llvm/trunk/test/MC/Disassembler/Sparc/sparc-special-registers.txt
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Disassembler/Sparc/sparc-special-registers.txt?rev=262007&r1=262006&r2=262007&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/Disassembler/Sparc/sparc-special-registers.txt
> (original)
> +++ llvm/trunk/test/MC/Disassembler/Sparc/sparc-special-registers.txt Fri
> Feb 26 06:20:10 2016
> @@ -32,15 +32,3 @@
>
>  # CHECK: wr %i0, 5, %tbr
>  0x81 0x9e 0x20 0x05
> -
> -# CHECK: st %fsr, [%i5]
> -0xc1 0x2f 0x40 0x00
> -
> -# CHECK: st %csr, [%i5]
> -0xc1 0xaf 0x40 0x00
> -
> -# CHECK: std %cq, [%o3+-93]
> -0xc1 0xb2 0xff 0xa3
> -
> -# CHECK: std %fq, [%i5+%l1]
> -0xc1 0x37 0x40 0x11
> \ No newline at end of file
>
> Modified: llvm/trunk/test/MC/Sparc/sparc-fp-instructions.s
> URL:
> http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Sparc/sparc-fp-instructions.s?rev=262007&r1=262006&r2=262007&view=diff
>
> ==============================================================================
> --- llvm/trunk/test/MC/Sparc/sparc-fp-instructions.s (original)
> +++ llvm/trunk/test/MC/Sparc/sparc-fp-instructions.s Fri Feb 26 06:20:10
> 2016
> @@ -65,8 +65,8 @@
>          faddq %f0, %f4, %f8
>
>          ! make sure we can handle V9 double registers and their aliased
> quad registers.
> -        ! CHECK: faddd %f32, %f34, %f62          ! encoding:
> [0xbf,0xa0,0x48,0x43]
> -        ! CHECK: faddq %f32, %f36, %f60          ! encoding:
> [0xbb,0xa0,0x48,0x65]
> +        ! CHECK: faddd %f32, %f34, %f62           ! encoding:
> [0xbf,0xa0,0x48,0x43]
> +        ! CHECK: faddq %f32, %f36, %f60           ! encoding:
> [0xbb,0xa0,0x48,0x65]
>          faddd %f32, %f34, %f62
>          faddq %f32, %f36, %f60
>
> @@ -103,23 +103,23 @@
>          fcmpd %f0, %f4
>          fcmpq %f0, %f4
>
> -        ! CHECK: fcmpes %f0, %f4                 ! encoding:
> [0x81,0xa8,0x0a,0xa4]
> -        ! CHECK: fcmped %f0, %f4                 ! encoding:
> [0x81,0xa8,0x0a,0xc4]
> -        ! CHECK: fcmpeq %f0, %f4                 ! encoding:
> [0x81,0xa8,0x0a,0xe4]
> +        ! CHECK: fcmpes %f0, %f4                  ! encoding:
> [0x81,0xa8,0x0a,0xa4]
> +        ! CHECK: fcmped %f0, %f4                  ! encoding:
> [0x81,0xa8,0x0a,0xc4]
> +        ! CHECK: fcmpeq %f0, %f4                  ! encoding:
> [0x81,0xa8,0x0a,0xe4]
>          fcmpes %f0, %f4
>          fcmped %f0, %f4
>          fcmpeq %f0, %f4
>
> -        ! CHECK: fcmps %fcc2, %f0, %f4           ! encoding:
> [0x85,0xa8,0x0a,0x24]
> -        ! CHECK: fcmpd %fcc2, %f0, %f4           ! encoding:
> [0x85,0xa8,0x0a,0x44]
> -        ! CHECK: fcmpq %fcc2, %f0, %f4           ! encoding:
> [0x85,0xa8,0x0a,0x64]
> +        ! CHECK: fcmps %fcc2, %f0, %f4                  ! encoding:
> [0x85,0xa8,0x0a,0x24]
> +        ! CHECK: fcmpd %fcc2, %f0, %f4                  ! encoding:
> [0x85,0xa8,0x0a,0x44]
> +        ! CHECK: fcmpq %fcc2, %f0, %f4                  ! encoding:
> [0x85,0xa8,0x0a,0x64]
>          fcmps %fcc2, %f0, %f4
>          fcmpd %fcc2, %f0, %f4
>          fcmpq %fcc2, %f0, %f4
>
> -        ! CHECK: fcmpes %fcc2, %f0, %f4          ! encoding:
> [0x85,0xa8,0x0a,0xa4]
> -        ! CHECK: fcmped %fcc2, %f0, %f4          ! encoding:
> [0x85,0xa8,0x0a,0xc4]
> -        ! CHECK: fcmpeq %fcc2, %f0, %f4          ! encoding:
> [0x85,0xa8,0x0a,0xe4]
> +        ! CHECK: fcmpes %fcc2, %f0, %f4                  ! encoding:
> [0x85,0xa8,0x0a,0xa4]
> +        ! CHECK: fcmped %fcc2, %f0, %f4                  ! encoding:
> [0x85,0xa8,0x0a,0xc4]
> +        ! CHECK: fcmpeq %fcc2, %f0, %f4                  ! encoding:
> [0x85,0xa8,0x0a,0xe4]
>          fcmpes %fcc2, %f0, %f4
>          fcmped %fcc2, %f0, %f4
>          fcmpeq %fcc2, %f0, %f4
> @@ -147,11 +147,3 @@
>          ! CHECK: std %f48, [%l0]                 ! encoding:
> [0xe3,0x3c,0x00,0x00]
>          st %f29, [%l0]
>          std %f48, [%l0]
> -
> -        ! CHECK: std %fq, [%o4]                  ! encoding:
> [0xc1,0x33,0x00,0x00]
> -        ! CHECK: std %fq, [%l1+62]               ! encoding:
> [0xc1,0x34,0x60,0x3e]
> -        ! CHECK: std %fq, [%i3+%l7]              ! encoding:
> [0xc1,0x36,0xc0,0x17]
> -        std %fq, [%o4]
> -        std %fq, [%l1+62]
> -        std %fq, [%i3+%l7]
> -
> \ No newline at end of file
>
>
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