| //===-- PPCInstrInfo.td - The PowerPC Instruction Set ------*- tablegen -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file describes the subset of the 32-bit PowerPC instruction set, as used |
| // by the PowerPC instruction selector. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| include "PPCInstrFormats.td" |
| |
| //===----------------------------------------------------------------------===// |
| // PowerPC specific type constraints. |
| // |
| def SDT_PPCstfiwx : SDTypeProfile<0, 2, [ // stfiwx |
| SDTCisVT<0, f64>, SDTCisPtrTy<1> |
| ]>; |
| def SDT_PPCCallSeqStart : SDCallSeqStart<[ SDTCisVT<0, i32> ]>; |
| def SDT_PPCCallSeqEnd : SDCallSeqEnd<[ SDTCisVT<0, i32>, |
| SDTCisVT<1, i32> ]>; |
| def SDT_PPCvperm : SDTypeProfile<1, 3, [ |
| SDTCisVT<3, v16i8>, SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2> |
| ]>; |
| |
| def SDT_PPCvcmp : SDTypeProfile<1, 3, [ |
| SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>, SDTCisVT<3, i32> |
| ]>; |
| |
| def SDT_PPCcondbr : SDTypeProfile<0, 3, [ |
| SDTCisVT<0, i32>, SDTCisVT<2, OtherVT> |
| ]>; |
| |
| def SDT_PPClbrx : SDTypeProfile<1, 2, [ |
| SDTCisVT<0, i32>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT> |
| ]>; |
| def SDT_PPCstbrx : SDTypeProfile<0, 3, [ |
| SDTCisVT<0, i32>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT> |
| ]>; |
| |
| def SDT_PPClarx : SDTypeProfile<1, 1, [ |
| SDTCisInt<0>, SDTCisPtrTy<1> |
| ]>; |
| def SDT_PPCstcx : SDTypeProfile<0, 2, [ |
| SDTCisInt<0>, SDTCisPtrTy<1> |
| ]>; |
| |
| def SDT_PPCTC_ret : SDTypeProfile<0, 2, [ |
| SDTCisPtrTy<0>, SDTCisVT<1, i32> |
| ]>; |
| |
| def SDT_PPCnop : SDTypeProfile<0, 0, []>; |
| |
| //===----------------------------------------------------------------------===// |
| // PowerPC specific DAG Nodes. |
| // |
| |
| def PPCfcfid : SDNode<"PPCISD::FCFID" , SDTFPUnaryOp, []>; |
| def PPCfctidz : SDNode<"PPCISD::FCTIDZ", SDTFPUnaryOp, []>; |
| def PPCfctiwz : SDNode<"PPCISD::FCTIWZ", SDTFPUnaryOp, []>; |
| def PPCstfiwx : SDNode<"PPCISD::STFIWX", SDT_PPCstfiwx, |
| [SDNPHasChain, SDNPMayStore]>; |
| |
| // This sequence is used for long double->int conversions. It changes the |
| // bits in the FPSCR which is not modelled. |
| def PPCmffs : SDNode<"PPCISD::MFFS", SDTypeProfile<1, 0, [SDTCisVT<0, f64>]>, |
| [SDNPOutGlue]>; |
| def PPCmtfsb0 : SDNode<"PPCISD::MTFSB0", SDTypeProfile<0, 1, [SDTCisInt<0>]>, |
| [SDNPInGlue, SDNPOutGlue]>; |
| def PPCmtfsb1 : SDNode<"PPCISD::MTFSB1", SDTypeProfile<0, 1, [SDTCisInt<0>]>, |
| [SDNPInGlue, SDNPOutGlue]>; |
| def PPCfaddrtz: SDNode<"PPCISD::FADDRTZ", SDTFPBinOp, |
| [SDNPInGlue, SDNPOutGlue]>; |
| def PPCmtfsf : SDNode<"PPCISD::MTFSF", SDTypeProfile<1, 3, |
| [SDTCisVT<0, f64>, SDTCisInt<1>, SDTCisVT<2, f64>, |
| SDTCisVT<3, f64>]>, |
| [SDNPInGlue]>; |
| |
| def PPCfsel : SDNode<"PPCISD::FSEL", |
| // Type constraint for fsel. |
| SDTypeProfile<1, 3, [SDTCisSameAs<0, 2>, SDTCisSameAs<0, 3>, |
| SDTCisFP<0>, SDTCisVT<1, f64>]>, []>; |
| |
| def PPChi : SDNode<"PPCISD::Hi", SDTIntBinOp, []>; |
| def PPClo : SDNode<"PPCISD::Lo", SDTIntBinOp, []>; |
| def PPCtoc_entry: SDNode<"PPCISD::TOC_ENTRY", SDTIntBinOp, [SDNPMayLoad]>; |
| def PPCvmaddfp : SDNode<"PPCISD::VMADDFP", SDTFPTernaryOp, []>; |
| def PPCvnmsubfp : SDNode<"PPCISD::VNMSUBFP", SDTFPTernaryOp, []>; |
| |
| def PPCvperm : SDNode<"PPCISD::VPERM", SDT_PPCvperm, []>; |
| |
| // These nodes represent the 32-bit PPC shifts that operate on 6-bit shift |
| // amounts. These nodes are generated by the multi-precision shift code. |
| def PPCsrl : SDNode<"PPCISD::SRL" , SDTIntShiftOp>; |
| def PPCsra : SDNode<"PPCISD::SRA" , SDTIntShiftOp>; |
| def PPCshl : SDNode<"PPCISD::SHL" , SDTIntShiftOp>; |
| |
| def PPCextsw_32 : SDNode<"PPCISD::EXTSW_32" , SDTIntUnaryOp>; |
| def PPCstd_32 : SDNode<"PPCISD::STD_32" , SDTStore, |
| [SDNPHasChain, SDNPMayStore]>; |
| |
| // These are target-independent nodes, but have target-specific formats. |
| def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_PPCCallSeqStart, |
| [SDNPHasChain, SDNPOutGlue]>; |
| def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_PPCCallSeqEnd, |
| [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>; |
| |
| def SDT_PPCCall : SDTypeProfile<0, -1, [SDTCisInt<0>]>; |
| def PPCcall_Darwin : SDNode<"PPCISD::CALL_Darwin", SDT_PPCCall, |
| [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue, |
| SDNPVariadic]>; |
| def PPCcall_SVR4 : SDNode<"PPCISD::CALL_SVR4", SDT_PPCCall, |
| [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue, |
| SDNPVariadic]>; |
| def PPCcall_nop_SVR4 : SDNode<"PPCISD::CALL_NOP_SVR4", SDT_PPCCall, |
| [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue, |
| SDNPVariadic]>; |
| def PPCnop : SDNode<"PPCISD::NOP", SDT_PPCnop, [SDNPInGlue, SDNPOutGlue]>; |
| def PPCload : SDNode<"PPCISD::LOAD", SDTypeProfile<1, 1, []>, |
| [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>; |
| def PPCload_toc : SDNode<"PPCISD::LOAD_TOC", SDTypeProfile<0, 1, []>, |
| [SDNPHasChain, SDNPInGlue, SDNPOutGlue]>; |
| def PPCtoc_restore : SDNode<"PPCISD::TOC_RESTORE", SDTypeProfile<0, 0, []>, |
| [SDNPHasChain, SDNPInGlue, SDNPOutGlue]>; |
| def PPCmtctr : SDNode<"PPCISD::MTCTR", SDT_PPCCall, |
| [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>; |
| def PPCbctrl_Darwin : SDNode<"PPCISD::BCTRL_Darwin", SDTNone, |
| [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue, |
| SDNPVariadic]>; |
| |
| def PPCbctrl_SVR4 : SDNode<"PPCISD::BCTRL_SVR4", SDTNone, |
| [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue, |
| SDNPVariadic]>; |
| |
| def retflag : SDNode<"PPCISD::RET_FLAG", SDTNone, |
| [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>; |
| |
| def PPCtc_return : SDNode<"PPCISD::TC_RETURN", SDT_PPCTC_ret, |
| [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>; |
| |
| def PPCvcmp : SDNode<"PPCISD::VCMP" , SDT_PPCvcmp, []>; |
| def PPCvcmp_o : SDNode<"PPCISD::VCMPo", SDT_PPCvcmp, [SDNPOutGlue]>; |
| |
| def PPCcondbranch : SDNode<"PPCISD::COND_BRANCH", SDT_PPCcondbr, |
| [SDNPHasChain, SDNPOptInGlue]>; |
| |
| def PPClbrx : SDNode<"PPCISD::LBRX", SDT_PPClbrx, |
| [SDNPHasChain, SDNPMayLoad]>; |
| def PPCstbrx : SDNode<"PPCISD::STBRX", SDT_PPCstbrx, |
| [SDNPHasChain, SDNPMayStore]>; |
| |
| // Instructions to support atomic operations |
| def PPClarx : SDNode<"PPCISD::LARX", SDT_PPClarx, |
| [SDNPHasChain, SDNPMayLoad]>; |
| def PPCstcx : SDNode<"PPCISD::STCX", SDT_PPCstcx, |
| [SDNPHasChain, SDNPMayStore]>; |
| |
| // Instructions to support dynamic alloca. |
| def SDTDynOp : SDTypeProfile<1, 2, []>; |
| def PPCdynalloc : SDNode<"PPCISD::DYNALLOC", SDTDynOp, [SDNPHasChain]>; |
| |
| //===----------------------------------------------------------------------===// |
| // PowerPC specific transformation functions and pattern fragments. |
| // |
| |
| def SHL32 : SDNodeXForm<imm, [{ |
| // Transformation function: 31 - imm |
| return getI32Imm(31 - N->getZExtValue()); |
| }]>; |
| |
| def SRL32 : SDNodeXForm<imm, [{ |
| // Transformation function: 32 - imm |
| return N->getZExtValue() ? getI32Imm(32 - N->getZExtValue()) : getI32Imm(0); |
| }]>; |
| |
| def LO16 : SDNodeXForm<imm, [{ |
| // Transformation function: get the low 16 bits. |
| return getI32Imm((unsigned short)N->getZExtValue()); |
| }]>; |
| |
| def HI16 : SDNodeXForm<imm, [{ |
| // Transformation function: shift the immediate value down into the low bits. |
| return getI32Imm((unsigned)N->getZExtValue() >> 16); |
| }]>; |
| |
| def HA16 : SDNodeXForm<imm, [{ |
| // Transformation function: shift the immediate value down into the low bits. |
| signed int Val = N->getZExtValue(); |
| return getI32Imm((Val - (signed short)Val) >> 16); |
| }]>; |
| def MB : SDNodeXForm<imm, [{ |
| // Transformation function: get the start bit of a mask |
| unsigned mb = 0, me; |
| (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me); |
| return getI32Imm(mb); |
| }]>; |
| |
| def ME : SDNodeXForm<imm, [{ |
| // Transformation function: get the end bit of a mask |
| unsigned mb, me = 0; |
| (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me); |
| return getI32Imm(me); |
| }]>; |
| def maskimm32 : PatLeaf<(imm), [{ |
| // maskImm predicate - True if immediate is a run of ones. |
| unsigned mb, me; |
| if (N->getValueType(0) == MVT::i32) |
| return isRunOfOnes((unsigned)N->getZExtValue(), mb, me); |
| else |
| return false; |
| }]>; |
| |
| def immSExt16 : PatLeaf<(imm), [{ |
| // immSExt16 predicate - True if the immediate fits in a 16-bit sign extended |
| // field. Used by instructions like 'addi'. |
| if (N->getValueType(0) == MVT::i32) |
| return (int32_t)N->getZExtValue() == (short)N->getZExtValue(); |
| else |
| return (int64_t)N->getZExtValue() == (short)N->getZExtValue(); |
| }]>; |
| def immZExt16 : PatLeaf<(imm), [{ |
| // immZExt16 predicate - True if the immediate fits in a 16-bit zero extended |
| // field. Used by instructions like 'ori'. |
| return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue(); |
| }], LO16>; |
| |
| // imm16Shifted* - These match immediates where the low 16-bits are zero. There |
| // are two forms: imm16ShiftedSExt and imm16ShiftedZExt. These two forms are |
| // identical in 32-bit mode, but in 64-bit mode, they return true if the |
| // immediate fits into a sign/zero extended 32-bit immediate (with the low bits |
| // clear). |
| def imm16ShiftedZExt : PatLeaf<(imm), [{ |
| // imm16ShiftedZExt predicate - True if only bits in the top 16-bits of the |
| // immediate are set. Used by instructions like 'xoris'. |
| return (N->getZExtValue() & ~uint64_t(0xFFFF0000)) == 0; |
| }], HI16>; |
| |
| def imm16ShiftedSExt : PatLeaf<(imm), [{ |
| // imm16ShiftedSExt predicate - True if only bits in the top 16-bits of the |
| // immediate are set. Used by instructions like 'addis'. Identical to |
| // imm16ShiftedZExt in 32-bit mode. |
| if (N->getZExtValue() & 0xFFFF) return false; |
| if (N->getValueType(0) == MVT::i32) |
| return true; |
| // For 64-bit, make sure it is sext right. |
| return N->getZExtValue() == (uint64_t)(int)N->getZExtValue(); |
| }], HI16>; |
| |
| |
| //===----------------------------------------------------------------------===// |
| // PowerPC Flag Definitions. |
| |
| class isPPC64 { bit PPC64 = 1; } |
| class isDOT { |
| list<Register> Defs = [CR0]; |
| bit RC = 1; |
| } |
| |
| class RegConstraint<string C> { |
| string Constraints = C; |
| } |
| class NoEncode<string E> { |
| string DisableEncoding = E; |
| } |
| |
| |
| //===----------------------------------------------------------------------===// |
| // PowerPC Operand Definitions. |
| |
| def s5imm : Operand<i32> { |
| let PrintMethod = "printS5ImmOperand"; |
| } |
| def u5imm : Operand<i32> { |
| let PrintMethod = "printU5ImmOperand"; |
| } |
| def u6imm : Operand<i32> { |
| let PrintMethod = "printU6ImmOperand"; |
| } |
| def s16imm : Operand<i32> { |
| let PrintMethod = "printS16ImmOperand"; |
| } |
| def u16imm : Operand<i32> { |
| let PrintMethod = "printU16ImmOperand"; |
| } |
| def s16immX4 : Operand<i32> { // Multiply imm by 4 before printing. |
| let PrintMethod = "printS16X4ImmOperand"; |
| } |
| def directbrtarget : Operand<OtherVT> { |
| let PrintMethod = "printBranchOperand"; |
| let EncoderMethod = "getDirectBrEncoding"; |
| } |
| def condbrtarget : Operand<OtherVT> { |
| let PrintMethod = "printBranchOperand"; |
| let EncoderMethod = "getCondBrEncoding"; |
| } |
| def calltarget : Operand<iPTR> { |
| let EncoderMethod = "getDirectBrEncoding"; |
| } |
| def aaddr : Operand<iPTR> { |
| let PrintMethod = "printAbsAddrOperand"; |
| } |
| def symbolHi: Operand<i32> { |
| let PrintMethod = "printSymbolHi"; |
| let EncoderMethod = "getHA16Encoding"; |
| } |
| def symbolLo: Operand<i32> { |
| let PrintMethod = "printSymbolLo"; |
| let EncoderMethod = "getLO16Encoding"; |
| } |
| def crbitm: Operand<i8> { |
| let PrintMethod = "printcrbitm"; |
| let EncoderMethod = "get_crbitm_encoding"; |
| } |
| // Address operands |
| def memri : Operand<iPTR> { |
| let PrintMethod = "printMemRegImm"; |
| let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg); |
| let EncoderMethod = "getMemRIEncoding"; |
| } |
| def memrr : Operand<iPTR> { |
| let PrintMethod = "printMemRegReg"; |
| let MIOperandInfo = (ops ptr_rc, ptr_rc); |
| } |
| def memrix : Operand<iPTR> { // memri where the imm is shifted 2 bits. |
| let PrintMethod = "printMemRegImmShifted"; |
| let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg); |
| let EncoderMethod = "getMemRIXEncoding"; |
| } |
| def tocentry : Operand<iPTR> { |
| let MIOperandInfo = (ops i32imm:$imm); |
| } |
| |
| // PowerPC Predicate operand. 20 = (0<<5)|20 = always, CR0 is a dummy reg |
| // that doesn't matter. |
| def pred : PredicateOperand<OtherVT, (ops imm, CRRC), |
| (ops (i32 20), (i32 zero_reg))> { |
| let PrintMethod = "printPredicateOperand"; |
| } |
| |
| // Define PowerPC specific addressing mode. |
| def iaddr : ComplexPattern<iPTR, 2, "SelectAddrImm", [], []>; |
| def xaddr : ComplexPattern<iPTR, 2, "SelectAddrIdx", [], []>; |
| def xoaddr : ComplexPattern<iPTR, 2, "SelectAddrIdxOnly",[], []>; |
| def ixaddr : ComplexPattern<iPTR, 2, "SelectAddrImmShift", [], []>; // "std" |
| |
| /// This is just the offset part of iaddr, used for preinc. |
| def iaddroff : ComplexPattern<iPTR, 1, "SelectAddrImmOffs", [], []>; |
| |
| //===----------------------------------------------------------------------===// |
| // PowerPC Instruction Predicate Definitions. |
| def FPContractions : Predicate<"!TM.Options.NoExcessFPPrecision">; |
| def In32BitMode : Predicate<"!PPCSubTarget.isPPC64()">; |
| def In64BitMode : Predicate<"PPCSubTarget.isPPC64()">; |
| def IsBookE : Predicate<"PPCSubTarget.isBookE()">; |
| |
| //===----------------------------------------------------------------------===// |
| // PowerPC Instruction Definitions. |
| |
| // Pseudo-instructions: |
| |
| let hasCtrlDep = 1 in { |
| let Defs = [R1], Uses = [R1] in { |
| def ADJCALLSTACKDOWN : Pseudo<(outs), (ins u16imm:$amt), "", |
| [(callseq_start timm:$amt)]>; |
| def ADJCALLSTACKUP : Pseudo<(outs), (ins u16imm:$amt1, u16imm:$amt2), "", |
| [(callseq_end timm:$amt1, timm:$amt2)]>; |
| } |
| |
| def UPDATE_VRSAVE : Pseudo<(outs GPRC:$rD), (ins GPRC:$rS), |
| "UPDATE_VRSAVE $rD, $rS", []>; |
| } |
| |
| let Defs = [R1], Uses = [R1] in |
| def DYNALLOC : Pseudo<(outs GPRC:$result), (ins GPRC:$negsize, memri:$fpsi), "", |
| [(set GPRC:$result, |
| (PPCdynalloc GPRC:$negsize, iaddr:$fpsi))]>; |
| |
| // SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded after |
| // instruction selection into a branch sequence. |
| let usesCustomInserter = 1, // Expanded after instruction selection. |
| PPC970_Single = 1 in { |
| def SELECT_CC_I4 : Pseudo<(outs GPRC:$dst), (ins CRRC:$cond, GPRC:$T, GPRC:$F, |
| i32imm:$BROPC), "", |
| []>; |
| def SELECT_CC_I8 : Pseudo<(outs G8RC:$dst), (ins CRRC:$cond, G8RC:$T, G8RC:$F, |
| i32imm:$BROPC), "", |
| []>; |
| def SELECT_CC_F4 : Pseudo<(outs F4RC:$dst), (ins CRRC:$cond, F4RC:$T, F4RC:$F, |
| i32imm:$BROPC), "", |
| []>; |
| def SELECT_CC_F8 : Pseudo<(outs F8RC:$dst), (ins CRRC:$cond, F8RC:$T, F8RC:$F, |
| i32imm:$BROPC), "", |
| []>; |
| def SELECT_CC_VRRC: Pseudo<(outs VRRC:$dst), (ins CRRC:$cond, VRRC:$T, VRRC:$F, |
| i32imm:$BROPC), "", |
| []>; |
| } |
| |
| // SPILL_CR - Indicate that we're dumping the CR register, so we'll need to |
| // scavenge a register for it. |
| let mayStore = 1 in |
| def SPILL_CR : Pseudo<(outs), (ins CRRC:$cond, memri:$F), |
| "", []>; |
| |
| // RESTORE_CR - Indicate that we're restoring the CR register (previously |
| // spilled), so we'll need to scavenge a register for it. |
| let mayLoad = 1 in |
| def RESTORE_CR : Pseudo<(outs CRRC:$cond), (ins memri:$F), |
| "", []>; |
| |
| let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7 in { |
| let isReturn = 1, Uses = [LR, RM] in |
| def BLR : XLForm_2_br<19, 16, 0, (outs), (ins pred:$p), |
| "b${p:cc}lr ${p:reg}", BrB, |
| [(retflag)]>; |
| let isBranch = 1, isIndirectBranch = 1, Uses = [CTR] in |
| def BCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>; |
| } |
| |
| let Defs = [LR] in |
| def MovePCtoLR : Pseudo<(outs), (ins), "", []>, |
| PPC970_Unit_BRU; |
| |
| let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7 in { |
| let isBarrier = 1 in { |
| def B : IForm<18, 0, 0, (outs), (ins directbrtarget:$dst), |
| "b $dst", BrB, |
| [(br bb:$dst)]>; |
| } |
| |
| // BCC represents an arbitrary conditional branch on a predicate. |
| // FIXME: should be able to write a pattern for PPCcondbranch, but can't use |
| // a two-value operand where a dag node expects two operands. :( |
| def BCC : BForm<16, 0, 0, (outs), (ins pred:$cond, condbrtarget:$dst), |
| "b${cond:cc} ${cond:reg}, $dst" |
| /*[(PPCcondbranch CRRC:$crS, imm:$opc, bb:$dst)]*/>; |
| } |
| |
| // Darwin ABI Calls. |
| let isCall = 1, PPC970_Unit = 7, Defs = [LR] in { |
| // Convenient aliases for call instructions |
| let Uses = [RM] in { |
| def BL_Darwin : IForm<18, 0, 1, |
| (outs), (ins calltarget:$func, variable_ops), |
| "bl $func", BrB, []>; // See Pat patterns below. |
| def BLA_Darwin : IForm<18, 1, 1, |
| (outs), (ins aaddr:$func, variable_ops), |
| "bla $func", BrB, [(PPCcall_Darwin (i32 imm:$func))]>; |
| } |
| let Uses = [CTR, RM] in { |
| def BCTRL_Darwin : XLForm_2_ext<19, 528, 20, 0, 1, |
| (outs), (ins variable_ops), |
| "bctrl", BrB, |
| [(PPCbctrl_Darwin)]>, Requires<[In32BitMode]>; |
| } |
| } |
| |
| // SVR4 ABI Calls. |
| let isCall = 1, PPC970_Unit = 7, Defs = [LR] in { |
| // Convenient aliases for call instructions |
| let Uses = [RM] in { |
| def BL_SVR4 : IForm<18, 0, 1, |
| (outs), (ins calltarget:$func, variable_ops), |
| "bl $func", BrB, []>; // See Pat patterns below. |
| def BLA_SVR4 : IForm<18, 1, 1, |
| (outs), (ins aaddr:$func, variable_ops), |
| "bla $func", BrB, |
| [(PPCcall_SVR4 (i32 imm:$func))]>; |
| } |
| let Uses = [CTR, RM] in { |
| def BCTRL_SVR4 : XLForm_2_ext<19, 528, 20, 0, 1, |
| (outs), (ins variable_ops), |
| "bctrl", BrB, |
| [(PPCbctrl_SVR4)]>, Requires<[In32BitMode]>; |
| } |
| } |
| |
| |
| let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in |
| def TCRETURNdi :Pseudo< (outs), |
| (ins calltarget:$dst, i32imm:$offset, variable_ops), |
| "#TC_RETURNd $dst $offset", |
| []>; |
| |
| |
| let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in |
| def TCRETURNai :Pseudo<(outs), (ins aaddr:$func, i32imm:$offset, variable_ops), |
| "#TC_RETURNa $func $offset", |
| [(PPCtc_return (i32 imm:$func), imm:$offset)]>; |
| |
| let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in |
| def TCRETURNri : Pseudo<(outs), (ins CTRRC:$dst, i32imm:$offset, variable_ops), |
| "#TC_RETURNr $dst $offset", |
| []>; |
| |
| |
| let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7, isBranch = 1, |
| isIndirectBranch = 1, isCall = 1, isReturn = 1, Uses = [CTR, RM] in |
| def TAILBCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>, |
| Requires<[In32BitMode]>; |
| |
| |
| |
| let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7, |
| isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in |
| def TAILB : IForm<18, 0, 0, (outs), (ins calltarget:$dst), |
| "b $dst", BrB, |
| []>; |
| |
| |
| let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7, |
| isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in |
| def TAILBA : IForm<18, 0, 0, (outs), (ins aaddr:$dst), |
| "ba $dst", BrB, |
| []>; |
| |
| |
| // DCB* instructions. |
| def DCBA : DCB_Form<758, 0, (outs), (ins memrr:$dst), |
| "dcba $dst", LdStDCBF, [(int_ppc_dcba xoaddr:$dst)]>, |
| PPC970_DGroup_Single; |
| def DCBF : DCB_Form<86, 0, (outs), (ins memrr:$dst), |
| "dcbf $dst", LdStDCBF, [(int_ppc_dcbf xoaddr:$dst)]>, |
| PPC970_DGroup_Single; |
| def DCBI : DCB_Form<470, 0, (outs), (ins memrr:$dst), |
| "dcbi $dst", LdStDCBF, [(int_ppc_dcbi xoaddr:$dst)]>, |
| PPC970_DGroup_Single; |
| def DCBST : DCB_Form<54, 0, (outs), (ins memrr:$dst), |
| "dcbst $dst", LdStDCBF, [(int_ppc_dcbst xoaddr:$dst)]>, |
| PPC970_DGroup_Single; |
| def DCBT : DCB_Form<278, 0, (outs), (ins memrr:$dst), |
| "dcbt $dst", LdStDCBF, [(int_ppc_dcbt xoaddr:$dst)]>, |
| PPC970_DGroup_Single; |
| def DCBTST : DCB_Form<246, 0, (outs), (ins memrr:$dst), |
| "dcbtst $dst", LdStDCBF, [(int_ppc_dcbtst xoaddr:$dst)]>, |
| PPC970_DGroup_Single; |
| def DCBZ : DCB_Form<1014, 0, (outs), (ins memrr:$dst), |
| "dcbz $dst", LdStDCBF, [(int_ppc_dcbz xoaddr:$dst)]>, |
| PPC970_DGroup_Single; |
| def DCBZL : DCB_Form<1014, 1, (outs), (ins memrr:$dst), |
| "dcbzl $dst", LdStDCBF, [(int_ppc_dcbzl xoaddr:$dst)]>, |
| PPC970_DGroup_Single; |
| |
| def : Pat<(prefetch xoaddr:$dst, (i32 0), imm, (i32 1)), |
| (DCBT xoaddr:$dst)>; |
| |
| // Atomic operations |
| let usesCustomInserter = 1 in { |
| let Defs = [CR0] in { |
| def ATOMIC_LOAD_ADD_I8 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_add_8 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_SUB_I8 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_sub_8 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_AND_I8 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_and_8 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_OR_I8 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_or_8 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_XOR_I8 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_xor_8 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_NAND_I8 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_nand_8 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_ADD_I16 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_add_16 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_SUB_I16 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_sub_16 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_AND_I16 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_and_16 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_OR_I16 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_or_16 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_XOR_I16 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_xor_16 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_NAND_I16 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_nand_16 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_ADD_I32 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_add_32 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_SUB_I32 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_sub_32 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_AND_I32 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_and_32 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_OR_I32 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_or_32 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_XOR_I32 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_xor_32 xoaddr:$ptr, GPRC:$incr))]>; |
| def ATOMIC_LOAD_NAND_I32 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "", |
| [(set GPRC:$dst, (atomic_load_nand_32 xoaddr:$ptr, GPRC:$incr))]>; |
| |
| def ATOMIC_CMP_SWAP_I8 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), "", |
| [(set GPRC:$dst, |
| (atomic_cmp_swap_8 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>; |
| def ATOMIC_CMP_SWAP_I16 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), "", |
| [(set GPRC:$dst, |
| (atomic_cmp_swap_16 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>; |
| def ATOMIC_CMP_SWAP_I32 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), "", |
| [(set GPRC:$dst, |
| (atomic_cmp_swap_32 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>; |
| |
| def ATOMIC_SWAP_I8 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), "", |
| [(set GPRC:$dst, (atomic_swap_8 xoaddr:$ptr, GPRC:$new))]>; |
| def ATOMIC_SWAP_I16 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), "", |
| [(set GPRC:$dst, (atomic_swap_16 xoaddr:$ptr, GPRC:$new))]>; |
| def ATOMIC_SWAP_I32 : Pseudo< |
| (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), "", |
| [(set GPRC:$dst, (atomic_swap_32 xoaddr:$ptr, GPRC:$new))]>; |
| } |
| } |
| |
| // Instructions to support atomic operations |
| def LWARX : XForm_1<31, 20, (outs GPRC:$rD), (ins memrr:$src), |
| "lwarx $rD, $src", LdStLWARX, |
| [(set GPRC:$rD, (PPClarx xoaddr:$src))]>; |
| |
| let Defs = [CR0] in |
| def STWCX : XForm_1<31, 150, (outs), (ins GPRC:$rS, memrr:$dst), |
| "stwcx. $rS, $dst", LdStSTWCX, |
| [(PPCstcx GPRC:$rS, xoaddr:$dst)]>, |
| isDOT; |
| |
| let isTerminator = 1, isBarrier = 1, hasCtrlDep = 1 in |
| def TRAP : XForm_24<31, 4, (outs), (ins), "trap", LdStLoad, [(trap)]>; |
| |
| //===----------------------------------------------------------------------===// |
| // PPC32 Load Instructions. |
| // |
| |
| // Unindexed (r+i) Loads. |
| let canFoldAsLoad = 1, PPC970_Unit = 2 in { |
| def LBZ : DForm_1<34, (outs GPRC:$rD), (ins memri:$src), |
| "lbz $rD, $src", LdStLoad, |
| [(set GPRC:$rD, (zextloadi8 iaddr:$src))]>; |
| def LHA : DForm_1<42, (outs GPRC:$rD), (ins memri:$src), |
| "lha $rD, $src", LdStLHA, |
| [(set GPRC:$rD, (sextloadi16 iaddr:$src))]>, |
| PPC970_DGroup_Cracked; |
| def LHZ : DForm_1<40, (outs GPRC:$rD), (ins memri:$src), |
| "lhz $rD, $src", LdStLoad, |
| [(set GPRC:$rD, (zextloadi16 iaddr:$src))]>; |
| def LWZ : DForm_1<32, (outs GPRC:$rD), (ins memri:$src), |
| "lwz $rD, $src", LdStLoad, |
| [(set GPRC:$rD, (load iaddr:$src))]>; |
| |
| def LFS : DForm_1<48, (outs F4RC:$rD), (ins memri:$src), |
| "lfs $rD, $src", LdStLFDU, |
| [(set F4RC:$rD, (load iaddr:$src))]>; |
| def LFD : DForm_1<50, (outs F8RC:$rD), (ins memri:$src), |
| "lfd $rD, $src", LdStLFD, |
| [(set F8RC:$rD, (load iaddr:$src))]>; |
| |
| |
| // Unindexed (r+i) Loads with Update (preinc). |
| let mayLoad = 1 in { |
| def LBZU : DForm_1<35, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr), |
| "lbzu $rD, $addr", LdStLoad, |
| []>, RegConstraint<"$addr.reg = $ea_result">, |
| NoEncode<"$ea_result">; |
| |
| def LHAU : DForm_1<43, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr), |
| "lhau $rD, $addr", LdStLoad, |
| []>, RegConstraint<"$addr.reg = $ea_result">, |
| NoEncode<"$ea_result">; |
| |
| def LHZU : DForm_1<41, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr), |
| "lhzu $rD, $addr", LdStLoad, |
| []>, RegConstraint<"$addr.reg = $ea_result">, |
| NoEncode<"$ea_result">; |
| |
| def LWZU : DForm_1<33, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr), |
| "lwzu $rD, $addr", LdStLoad, |
| []>, RegConstraint<"$addr.reg = $ea_result">, |
| NoEncode<"$ea_result">; |
| |
| def LFSU : DForm_1<49, (outs F4RC:$rD, ptr_rc:$ea_result), (ins memri:$addr), |
| "lfs $rD, $addr", LdStLFDU, |
| []>, RegConstraint<"$addr.reg = $ea_result">, |
| NoEncode<"$ea_result">; |
| |
| def LFDU : DForm_1<51, (outs F8RC:$rD, ptr_rc:$ea_result), (ins memri:$addr), |
| "lfd $rD, $addr", LdStLFD, |
| []>, RegConstraint<"$addr.reg = $ea_result">, |
| NoEncode<"$ea_result">; |
| } |
| } |
| |
| // Indexed (r+r) Loads. |
| // |
| let canFoldAsLoad = 1, PPC970_Unit = 2 in { |
| def LBZX : XForm_1<31, 87, (outs GPRC:$rD), (ins memrr:$src), |
| "lbzx $rD, $src", LdStLoad, |
| [(set GPRC:$rD, (zextloadi8 xaddr:$src))]>; |
| def LHAX : XForm_1<31, 343, (outs GPRC:$rD), (ins memrr:$src), |
| "lhax $rD, $src", LdStLHA, |
| [(set GPRC:$rD, (sextloadi16 xaddr:$src))]>, |
| PPC970_DGroup_Cracked; |
| def LHZX : XForm_1<31, 279, (outs GPRC:$rD), (ins memrr:$src), |
| "lhzx $rD, $src", LdStLoad, |
| [(set GPRC:$rD, (zextloadi16 xaddr:$src))]>; |
| def LWZX : XForm_1<31, 23, (outs GPRC:$rD), (ins memrr:$src), |
| "lwzx $rD, $src", LdStLoad, |
| [(set GPRC:$rD, (load xaddr:$src))]>; |
| |
| |
| def LHBRX : XForm_1<31, 790, (outs GPRC:$rD), (ins memrr:$src), |
| "lhbrx $rD, $src", LdStLoad, |
| [(set GPRC:$rD, (PPClbrx xoaddr:$src, i16))]>; |
| def LWBRX : XForm_1<31, 534, (outs GPRC:$rD), (ins memrr:$src), |
| "lwbrx $rD, $src", LdStLoad, |
| [(set GPRC:$rD, (PPClbrx xoaddr:$src, i32))]>; |
| |
| def LFSX : XForm_25<31, 535, (outs F4RC:$frD), (ins memrr:$src), |
| "lfsx $frD, $src", LdStLFDU, |
| [(set F4RC:$frD, (load xaddr:$src))]>; |
| def LFDX : XForm_25<31, 599, (outs F8RC:$frD), (ins memrr:$src), |
| "lfdx $frD, $src", LdStLFDU, |
| [(set F8RC:$frD, (load xaddr:$src))]>; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // PPC32 Store Instructions. |
| // |
| |
| // Unindexed (r+i) Stores. |
| let PPC970_Unit = 2 in { |
| def STB : DForm_1<38, (outs), (ins GPRC:$rS, memri:$src), |
| "stb $rS, $src", LdStStore, |
| [(truncstorei8 GPRC:$rS, iaddr:$src)]>; |
| def STH : DForm_1<44, (outs), (ins GPRC:$rS, memri:$src), |
| "sth $rS, $src", LdStStore, |
| [(truncstorei16 GPRC:$rS, iaddr:$src)]>; |
| def STW : DForm_1<36, (outs), (ins GPRC:$rS, memri:$src), |
| "stw $rS, $src", LdStStore, |
| [(store GPRC:$rS, iaddr:$src)]>; |
| def STFS : DForm_1<52, (outs), (ins F4RC:$rS, memri:$dst), |
| "stfs $rS, $dst", LdStUX, |
| [(store F4RC:$rS, iaddr:$dst)]>; |
| def STFD : DForm_1<54, (outs), (ins F8RC:$rS, memri:$dst), |
| "stfd $rS, $dst", LdStUX, |
| [(store F8RC:$rS, iaddr:$dst)]>; |
| } |
| |
| // Unindexed (r+i) Stores with Update (preinc). |
| let PPC970_Unit = 2 in { |
| def STBU : DForm_1a<39, (outs ptr_rc:$ea_res), (ins GPRC:$rS, |
| symbolLo:$ptroff, ptr_rc:$ptrreg), |
| "stbu $rS, $ptroff($ptrreg)", LdStStore, |
| [(set ptr_rc:$ea_res, |
| (pre_truncsti8 GPRC:$rS, ptr_rc:$ptrreg, |
| iaddroff:$ptroff))]>, |
| RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">; |
| def STHU : DForm_1a<45, (outs ptr_rc:$ea_res), (ins GPRC:$rS, |
| symbolLo:$ptroff, ptr_rc:$ptrreg), |
| "sthu $rS, $ptroff($ptrreg)", LdStStore, |
| [(set ptr_rc:$ea_res, |
| (pre_truncsti16 GPRC:$rS, ptr_rc:$ptrreg, |
| iaddroff:$ptroff))]>, |
| RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">; |
| def STWU : DForm_1a<37, (outs ptr_rc:$ea_res), (ins GPRC:$rS, |
| symbolLo:$ptroff, ptr_rc:$ptrreg), |
| "stwu $rS, $ptroff($ptrreg)", LdStStore, |
| [(set ptr_rc:$ea_res, (pre_store GPRC:$rS, ptr_rc:$ptrreg, |
| iaddroff:$ptroff))]>, |
| RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">; |
| def STFSU : DForm_1a<37, (outs ptr_rc:$ea_res), (ins F4RC:$rS, |
| symbolLo:$ptroff, ptr_rc:$ptrreg), |
| "stfsu $rS, $ptroff($ptrreg)", LdStStore, |
| [(set ptr_rc:$ea_res, (pre_store F4RC:$rS, ptr_rc:$ptrreg, |
| iaddroff:$ptroff))]>, |
| RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">; |
| def STFDU : DForm_1a<37, (outs ptr_rc:$ea_res), (ins F8RC:$rS, |
| symbolLo:$ptroff, ptr_rc:$ptrreg), |
| "stfdu $rS, $ptroff($ptrreg)", LdStStore, |
| [(set ptr_rc:$ea_res, (pre_store F8RC:$rS, ptr_rc:$ptrreg, |
| iaddroff:$ptroff))]>, |
| RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">; |
| } |
| |
| |
| // Indexed (r+r) Stores. |
| // |
| let PPC970_Unit = 2 in { |
| def STBX : XForm_8<31, 215, (outs), (ins GPRC:$rS, memrr:$dst), |
| "stbx $rS, $dst", LdStStore, |
| [(truncstorei8 GPRC:$rS, xaddr:$dst)]>, |
| PPC970_DGroup_Cracked; |
| def STHX : XForm_8<31, 407, (outs), (ins GPRC:$rS, memrr:$dst), |
| "sthx $rS, $dst", LdStStore, |
| [(truncstorei16 GPRC:$rS, xaddr:$dst)]>, |
| PPC970_DGroup_Cracked; |
| def STWX : XForm_8<31, 151, (outs), (ins GPRC:$rS, memrr:$dst), |
| "stwx $rS, $dst", LdStStore, |
| [(store GPRC:$rS, xaddr:$dst)]>, |
| PPC970_DGroup_Cracked; |
| |
| let mayStore = 1 in { |
| def STWUX : XForm_8<31, 183, (outs), (ins GPRC:$rS, GPRC:$rA, GPRC:$rB), |
| "stwux $rS, $rA, $rB", LdStStore, |
| []>; |
| } |
| def STHBRX: XForm_8<31, 918, (outs), (ins GPRC:$rS, memrr:$dst), |
| "sthbrx $rS, $dst", LdStStore, |
| [(PPCstbrx GPRC:$rS, xoaddr:$dst, i16)]>, |
| PPC970_DGroup_Cracked; |
| def STWBRX: XForm_8<31, 662, (outs), (ins GPRC:$rS, memrr:$dst), |
| "stwbrx $rS, $dst", LdStStore, |
| [(PPCstbrx GPRC:$rS, xoaddr:$dst, i32)]>, |
| PPC970_DGroup_Cracked; |
| |
| def STFIWX: XForm_28<31, 983, (outs), (ins F8RC:$frS, memrr:$dst), |
| "stfiwx $frS, $dst", LdStUX, |
| [(PPCstfiwx F8RC:$frS, xoaddr:$dst)]>; |
| |
| def STFSX : XForm_28<31, 663, (outs), (ins F4RC:$frS, memrr:$dst), |
| "stfsx $frS, $dst", LdStUX, |
| [(store F4RC:$frS, xaddr:$dst)]>; |
| def STFDX : XForm_28<31, 727, (outs), (ins F8RC:$frS, memrr:$dst), |
| "stfdx $frS, $dst", LdStUX, |
| [(store F8RC:$frS, xaddr:$dst)]>; |
| } |
| |
| def SYNC : XForm_24_sync<31, 598, (outs), (ins), |
| "sync", LdStSync, |
| [(int_ppc_sync)]>; |
| |
| //===----------------------------------------------------------------------===// |
| // PPC32 Arithmetic Instructions. |
| // |
| |
| let PPC970_Unit = 1 in { // FXU Operations. |
| def ADDI : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm), |
| "addi $rD, $rA, $imm", IntGeneral, |
| [(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>; |
| let Defs = [CARRY] in { |
| def ADDIC : DForm_2<12, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm), |
| "addic $rD, $rA, $imm", IntGeneral, |
| [(set GPRC:$rD, (addc GPRC:$rA, immSExt16:$imm))]>, |
| PPC970_DGroup_Cracked; |
| def ADDICo : DForm_2<13, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm), |
| "addic. $rD, $rA, $imm", IntGeneral, |
| []>; |
| } |
| def ADDIS : DForm_2<15, (outs GPRC:$rD), (ins GPRC:$rA, symbolHi:$imm), |
| "addis $rD, $rA, $imm", IntGeneral, |
| [(set GPRC:$rD, (add GPRC:$rA, imm16ShiftedSExt:$imm))]>; |
| def LA : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, symbolLo:$sym), |
| "la $rD, $sym($rA)", IntGeneral, |
| [(set GPRC:$rD, (add GPRC:$rA, |
| (PPClo tglobaladdr:$sym, 0)))]>; |
| def MULLI : DForm_2< 7, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm), |
| "mulli $rD, $rA, $imm", IntMulLI, |
| [(set GPRC:$rD, (mul GPRC:$rA, immSExt16:$imm))]>; |
| let Defs = [CARRY] in { |
| def SUBFIC : DForm_2< 8, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm), |
| "subfic $rD, $rA, $imm", IntGeneral, |
| [(set GPRC:$rD, (subc immSExt16:$imm, GPRC:$rA))]>; |
| } |
| |
| let isReMaterializable = 1 in { |
| def LI : DForm_2_r0<14, (outs GPRC:$rD), (ins symbolLo:$imm), |
| "li $rD, $imm", IntGeneral, |
| [(set GPRC:$rD, immSExt16:$imm)]>; |
| def LIS : DForm_2_r0<15, (outs GPRC:$rD), (ins symbolHi:$imm), |
| "lis $rD, $imm", IntGeneral, |
| [(set GPRC:$rD, imm16ShiftedSExt:$imm)]>; |
| } |
| } |
| |
| let PPC970_Unit = 1 in { // FXU Operations. |
| def ANDIo : DForm_4<28, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2), |
| "andi. $dst, $src1, $src2", IntGeneral, |
| [(set GPRC:$dst, (and GPRC:$src1, immZExt16:$src2))]>, |
| isDOT; |
| def ANDISo : DForm_4<29, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2), |
| "andis. $dst, $src1, $src2", IntGeneral, |
| [(set GPRC:$dst, (and GPRC:$src1,imm16ShiftedZExt:$src2))]>, |
| isDOT; |
| def ORI : DForm_4<24, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2), |
| "ori $dst, $src1, $src2", IntGeneral, |
| [(set GPRC:$dst, (or GPRC:$src1, immZExt16:$src2))]>; |
| def ORIS : DForm_4<25, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2), |
| "oris $dst, $src1, $src2", IntGeneral, |
| [(set GPRC:$dst, (or GPRC:$src1, imm16ShiftedZExt:$src2))]>; |
| def XORI : DForm_4<26, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2), |
| "xori $dst, $src1, $src2", IntGeneral, |
| [(set GPRC:$dst, (xor GPRC:$src1, immZExt16:$src2))]>; |
| def XORIS : DForm_4<27, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2), |
| "xoris $dst, $src1, $src2", IntGeneral, |
| [(set GPRC:$dst, (xor GPRC:$src1,imm16ShiftedZExt:$src2))]>; |
| def NOP : DForm_4_zero<24, (outs), (ins), "nop", IntGeneral, |
| []>; |
| def CMPWI : DForm_5_ext<11, (outs CRRC:$crD), (ins GPRC:$rA, s16imm:$imm), |
| "cmpwi $crD, $rA, $imm", IntCompare>; |
| def CMPLWI : DForm_6_ext<10, (outs CRRC:$dst), (ins GPRC:$src1, u16imm:$src2), |
| "cmplwi $dst, $src1, $src2", IntCompare>; |
| } |
| |
| |
| let PPC970_Unit = 1 in { // FXU Operations. |
| def NAND : XForm_6<31, 476, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), |
| "nand $rA, $rS, $rB", IntGeneral, |
| [(set GPRC:$rA, (not (and GPRC:$rS, GPRC:$rB)))]>; |
| def AND : XForm_6<31, 28, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), |
| "and $rA, $rS, $rB", IntGeneral, |
| [(set GPRC:$rA, (and GPRC:$rS, GPRC:$rB))]>; |
| def ANDC : XForm_6<31, 60, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), |
| "andc $rA, $rS, $rB", IntGeneral, |
| [(set GPRC:$rA, (and GPRC:$rS, (not GPRC:$rB)))]>; |
| def OR : XForm_6<31, 444, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), |
| "or $rA, $rS, $rB", IntGeneral, |
| [(set GPRC:$rA, (or GPRC:$rS, GPRC:$rB))]>; |
| def NOR : XForm_6<31, 124, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), |
| "nor $rA, $rS, $rB", IntGeneral, |
| [(set GPRC:$rA, (not (or GPRC:$rS, GPRC:$rB)))]>; |
| def ORC : XForm_6<31, 412, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), |
| "orc $rA, $rS, $rB", IntGeneral, |
| [(set GPRC:$rA, (or GPRC:$rS, (not GPRC:$rB)))]>; |
| def EQV : XForm_6<31, 284, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), |
| "eqv $rA, $rS, $rB", IntGeneral, |
| [(set GPRC:$rA, (not (xor GPRC:$rS, GPRC:$rB)))]>; |
| def XOR : XForm_6<31, 316, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), |
| "xor $rA, $rS, $rB", IntGeneral, |
| [(set GPRC:$rA, (xor GPRC:$rS, GPRC:$rB))]>; |
| def SLW : XForm_6<31, 24, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), |
| "slw $rA, $rS, $rB", IntGeneral, |
| [(set GPRC:$rA, (PPCshl GPRC:$rS, GPRC:$rB))]>; |
| def SRW : XForm_6<31, 536, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), |
| "srw $rA, $rS, $rB", IntGeneral, |
| [(set GPRC:$rA, (PPCsrl GPRC:$rS, GPRC:$rB))]>; |
| let Defs = [CARRY] in { |
| def SRAW : XForm_6<31, 792, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), |
| "sraw $rA, $rS, $rB", IntShift, |
| [(set GPRC:$rA, (PPCsra GPRC:$rS, GPRC:$rB))]>; |
| } |
| } |
| |
| let PPC970_Unit = 1 in { // FXU Operations. |
| let Defs = [CARRY] in { |
| def SRAWI : XForm_10<31, 824, (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH), |
| "srawi $rA, $rS, $SH", IntShift, |
| [(set GPRC:$rA, (sra GPRC:$rS, (i32 imm:$SH)))]>; |
| } |
| def CNTLZW : XForm_11<31, 26, (outs GPRC:$rA), (ins GPRC:$rS), |
| "cntlzw $rA, $rS", IntGeneral, |
| [(set GPRC:$rA, (ctlz GPRC:$rS))]>; |
| def EXTSB : XForm_11<31, 954, (outs GPRC:$rA), (ins GPRC:$rS), |
| "extsb $rA, $rS", IntGeneral, |
| [(set GPRC:$rA, (sext_inreg GPRC:$rS, i8))]>; |
| def EXTSH : XForm_11<31, 922, (outs GPRC:$rA), (ins GPRC:$rS), |
| "extsh $rA, $rS", IntGeneral, |
| [(set GPRC:$rA, (sext_inreg GPRC:$rS, i16))]>; |
| |
| def CMPW : XForm_16_ext<31, 0, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB), |
| "cmpw $crD, $rA, $rB", IntCompare>; |
| def CMPLW : XForm_16_ext<31, 32, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB), |
| "cmplw $crD, $rA, $rB", IntCompare>; |
| } |
| let PPC970_Unit = 3 in { // FPU Operations. |
| //def FCMPO : XForm_17<63, 32, (outs CRRC:$crD), (ins FPRC:$fA, FPRC:$fB), |
| // "fcmpo $crD, $fA, $fB", FPCompare>; |
| def FCMPUS : XForm_17<63, 0, (outs CRRC:$crD), (ins F4RC:$fA, F4RC:$fB), |
| "fcmpu $crD, $fA, $fB", FPCompare>; |
| def FCMPUD : XForm_17<63, 0, (outs CRRC:$crD), (ins F8RC:$fA, F8RC:$fB), |
| "fcmpu $crD, $fA, $fB", FPCompare>; |
| |
| let Uses = [RM] in { |
| def FCTIWZ : XForm_26<63, 15, (outs F8RC:$frD), (ins F8RC:$frB), |
| "fctiwz $frD, $frB", FPGeneral, |
| [(set F8RC:$frD, (PPCfctiwz F8RC:$frB))]>; |
| def FRSP : XForm_26<63, 12, (outs F4RC:$frD), (ins F8RC:$frB), |
| "frsp $frD, $frB", FPGeneral, |
| [(set F4RC:$frD, (fround F8RC:$frB))]>; |
| def FSQRT : XForm_26<63, 22, (outs F8RC:$frD), (ins F8RC:$frB), |
| "fsqrt $frD, $frB", FPSqrt, |
| [(set F8RC:$frD, (fsqrt F8RC:$frB))]>; |
| def FSQRTS : XForm_26<59, 22, (outs F4RC:$frD), (ins F4RC:$frB), |
| "fsqrts $frD, $frB", FPSqrt, |
| [(set F4RC:$frD, (fsqrt F4RC:$frB))]>; |
| } |
| } |
| |
| /// Note that FMR is defined as pseudo-ops on the PPC970 because they are |
| /// often coalesced away and we don't want the dispatch group builder to think |
| /// that they will fill slots (which could cause the load of a LSU reject to |
| /// sneak into a d-group with a store). |
| def FMR : XForm_26<63, 72, (outs F4RC:$frD), (ins F4RC:$frB), |
| "fmr $frD, $frB", FPGeneral, |
| []>, // (set F4RC:$frD, F4RC:$frB) |
| PPC970_Unit_Pseudo; |
| |
| let PPC970_Unit = 3 in { // FPU Operations. |
| // These are artificially split into two different forms, for 4/8 byte FP. |
| def FABSS : XForm_26<63, 264, (outs F4RC:$frD), (ins F4RC:$frB), |
| "fabs $frD, $frB", FPGeneral, |
| [(set F4RC:$frD, (fabs F4RC:$frB))]>; |
| def FABSD : XForm_26<63, 264, (outs F8RC:$frD), (ins F8RC:$frB), |
| "fabs $frD, $frB", FPGeneral, |
| [(set F8RC:$frD, (fabs F8RC:$frB))]>; |
| def FNABSS : XForm_26<63, 136, (outs F4RC:$frD), (ins F4RC:$frB), |
| "fnabs $frD, $frB", FPGeneral, |
| [(set F4RC:$frD, (fneg (fabs F4RC:$frB)))]>; |
| def FNABSD : XForm_26<63, 136, (outs F8RC:$frD), (ins F8RC:$frB), |
| "fnabs $frD, $frB", FPGeneral, |
| [(set F8RC:$frD, (fneg (fabs F8RC:$frB)))]>; |
| def FNEGS : XForm_26<63, 40, (outs F4RC:$frD), (ins F4RC:$frB), |
| "fneg $frD, $frB", FPGeneral, |
| [(set F4RC:$frD, (fneg F4RC:$frB))]>; |
| def FNEGD : XForm_26<63, 40, (outs F8RC:$frD), (ins F8RC:$frB), |
| "fneg $frD, $frB", FPGeneral, |
| [(set F8RC:$frD, (fneg F8RC:$frB))]>; |
| } |
| |
| |
| // XL-Form instructions. condition register logical ops. |
| // |
| def MCRF : XLForm_3<19, 0, (outs CRRC:$BF), (ins CRRC:$BFA), |
| "mcrf $BF, $BFA", BrMCR>, |
| PPC970_DGroup_First, PPC970_Unit_CRU; |
| |
| def CREQV : XLForm_1<19, 289, (outs CRBITRC:$CRD), |
| (ins CRBITRC:$CRA, CRBITRC:$CRB), |
| "creqv $CRD, $CRA, $CRB", BrCR, |
| []>; |
| |
| def CROR : XLForm_1<19, 449, (outs CRBITRC:$CRD), |
| (ins CRBITRC:$CRA, CRBITRC:$CRB), |
| "cror $CRD, $CRA, $CRB", BrCR, |
| []>; |
| |
| def CRSET : XLForm_1_ext<19, 289, (outs CRBITRC:$dst), (ins), |
| "creqv $dst, $dst, $dst", BrCR, |
| []>; |
| |
| def CRUNSET: XLForm_1_ext<19, 193, (outs CRBITRC:$dst), (ins), |
| "crxor $dst, $dst, $dst", BrCR, |
| []>; |
| |
| // XFX-Form instructions. Instructions that deal with SPRs. |
| // |
| let Uses = [CTR] in { |
| def MFCTR : XFXForm_1_ext<31, 339, 9, (outs GPRC:$rT), (ins), |
| "mfctr $rT", SprMFSPR>, |
| PPC970_DGroup_First, PPC970_Unit_FXU; |
| } |
| let Defs = [CTR], Pattern = [(PPCmtctr GPRC:$rS)] in { |
| def MTCTR : XFXForm_7_ext<31, 467, 9, (outs), (ins GPRC:$rS), |
| "mtctr $rS", SprMTSPR>, |
| PPC970_DGroup_First, PPC970_Unit_FXU; |
| } |
| |
| let Defs = [LR] in { |
| def MTLR : XFXForm_7_ext<31, 467, 8, (outs), (ins GPRC:$rS), |
| "mtlr $rS", SprMTSPR>, |
| PPC970_DGroup_First, PPC970_Unit_FXU; |
| } |
| let Uses = [LR] in { |
| def MFLR : XFXForm_1_ext<31, 339, 8, (outs GPRC:$rT), (ins), |
| "mflr $rT", SprMFSPR>, |
| PPC970_DGroup_First, PPC970_Unit_FXU; |
| } |
| |
| // Move to/from VRSAVE: despite being a SPR, the VRSAVE register is renamed like |
| // a GPR on the PPC970. As such, copies in and out have the same performance |
| // characteristics as an OR instruction. |
| def MTVRSAVE : XFXForm_7_ext<31, 467, 256, (outs), (ins GPRC:$rS), |
| "mtspr 256, $rS", IntGeneral>, |
| PPC970_DGroup_Single, PPC970_Unit_FXU; |
| def MFVRSAVE : XFXForm_1_ext<31, 339, 256, (outs GPRC:$rT), (ins), |
| "mfspr $rT, 256", IntGeneral>, |
| PPC970_DGroup_First, PPC970_Unit_FXU; |
| |
| def MTCRF : XFXForm_5<31, 144, (outs crbitm:$FXM), (ins GPRC:$rS), |
| "mtcrf $FXM, $rS", BrMCRX>, |
| PPC970_MicroCode, PPC970_Unit_CRU; |
| |
| // This is a pseudo for MFCR, which implicitly uses all 8 of its subregisters; |
| // declaring that here gives the local register allocator problems with this: |
| // vreg = MCRF CR0 |
| // MFCR <kill of whatever preg got assigned to vreg> |
| // while not declaring it breaks DeadMachineInstructionElimination. |
| // As it turns out, in all cases where we currently use this, |
| // we're only interested in one subregister of it. Represent this in the |
| // instruction to keep the register allocator from becoming confused. |
| // |
| // FIXME: Make this a real Pseudo instruction when the JIT switches to MC. |
| def MFCRpseud: XFXForm_3<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM), |
| "", SprMFCR>, |
| PPC970_MicroCode, PPC970_Unit_CRU; |
| |
| def MFCR : XFXForm_3<31, 19, (outs GPRC:$rT), (ins), |
| "mfcr $rT", SprMFCR>, |
| PPC970_MicroCode, PPC970_Unit_CRU; |
| |
| def MFOCRF: XFXForm_5a<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM), |
| "mfcr $rT, $FXM", SprMFCR>, |
| PPC970_DGroup_First, PPC970_Unit_CRU; |
| |
| // Instructions to manipulate FPSCR. Only long double handling uses these. |
| // FPSCR is not modelled; we use the SDNode Flag to keep things in order. |
| |
| let Uses = [RM], Defs = [RM] in { |
| def MTFSB0 : XForm_43<63, 70, (outs), (ins u5imm:$FM), |
| "mtfsb0 $FM", IntMTFSB0, |
| [(PPCmtfsb0 (i32 imm:$FM))]>, |
| PPC970_DGroup_Single, PPC970_Unit_FPU; |
| def MTFSB1 : XForm_43<63, 38, (outs), (ins u5imm:$FM), |
| "mtfsb1 $FM", IntMTFSB0, |
| [(PPCmtfsb1 (i32 imm:$FM))]>, |
| PPC970_DGroup_Single, PPC970_Unit_FPU; |
| // MTFSF does not actually produce an FP result. We pretend it copies |
| // input reg B to the output. If we didn't do this it would look like the |
| // instruction had no outputs (because we aren't modelling the FPSCR) and |
| // it would be deleted. |
| def MTFSF : XFLForm<63, 711, (outs F8RC:$FRA), |
| (ins i32imm:$FM, F8RC:$rT, F8RC:$FRB), |
| "mtfsf $FM, $rT", "$FRB = $FRA", IntMTFSB0, |
| [(set F8RC:$FRA, (PPCmtfsf (i32 imm:$FM), |
| F8RC:$rT, F8RC:$FRB))]>, |
| PPC970_DGroup_Single, PPC970_Unit_FPU; |
| } |
| let Uses = [RM] in { |
| def MFFS : XForm_42<63, 583, (outs F8RC:$rT), (ins), |
| "mffs $rT", IntMFFS, |
| [(set F8RC:$rT, (PPCmffs))]>, |
| PPC970_DGroup_Single, PPC970_Unit_FPU; |
| def FADDrtz: AForm_2<63, 21, |
| (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB), |
| "fadd $FRT, $FRA, $FRB", FPGeneral, |
| [(set F8RC:$FRT, (PPCfaddrtz F8RC:$FRA, F8RC:$FRB))]>, |
| PPC970_DGroup_Single, PPC970_Unit_FPU; |
| } |
| |
| |
| let PPC970_Unit = 1 in { // FXU Operations. |
| |
| // XO-Form instructions. Arithmetic instructions that can set overflow bit |
| // |
| def ADD4 : XOForm_1<31, 266, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), |
| "add $rT, $rA, $rB", IntGeneral, |
| [(set GPRC:$rT, (add GPRC:$rA, GPRC:$rB))]>; |
| let Defs = [CARRY] in { |
| def ADDC : XOForm_1<31, 10, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), |
| "addc $rT, $rA, $rB", IntGeneral, |
| [(set GPRC:$rT, (addc GPRC:$rA, GPRC:$rB))]>, |
| PPC970_DGroup_Cracked; |
| } |
| def DIVW : XOForm_1<31, 491, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), |
| "divw $rT, $rA, $rB", IntDivW, |
| [(set GPRC:$rT, (sdiv GPRC:$rA, GPRC:$rB))]>, |
| PPC970_DGroup_First, PPC970_DGroup_Cracked; |
| def DIVWU : XOForm_1<31, 459, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), |
| "divwu $rT, $rA, $rB", IntDivW, |
| [(set GPRC:$rT, (udiv GPRC:$rA, GPRC:$rB))]>, |
| PPC970_DGroup_First, PPC970_DGroup_Cracked; |
| def MULHW : XOForm_1<31, 75, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), |
| "mulhw $rT, $rA, $rB", IntMulHW, |
| [(set GPRC:$rT, (mulhs GPRC:$rA, GPRC:$rB))]>; |
| def MULHWU : XOForm_1<31, 11, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), |
| "mulhwu $rT, $rA, $rB", IntMulHWU, |
| [(set GPRC:$rT, (mulhu GPRC:$rA, GPRC:$rB))]>; |
| def MULLW : XOForm_1<31, 235, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), |
| "mullw $rT, $rA, $rB", IntMulHW, |
| [(set GPRC:$rT, (mul GPRC:$rA, GPRC:$rB))]>; |
| def SUBF : XOForm_1<31, 40, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), |
| "subf $rT, $rA, $rB", IntGeneral, |
| [(set GPRC:$rT, (sub GPRC:$rB, GPRC:$rA))]>; |
| let Defs = [CARRY] in { |
| def SUBFC : XOForm_1<31, 8, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), |
| "subfc $rT, $rA, $rB", IntGeneral, |
| [(set GPRC:$rT, (subc GPRC:$rB, GPRC:$rA))]>, |
| PPC970_DGroup_Cracked; |
| } |
| def NEG : XOForm_3<31, 104, 0, (outs GPRC:$rT), (ins GPRC:$rA), |
| "neg $rT, $rA", IntGeneral, |
| [(set GPRC:$rT, (ineg GPRC:$rA))]>; |
| let Uses = [CARRY], Defs = [CARRY] in { |
| def ADDE : XOForm_1<31, 138, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), |
| "adde $rT, $rA, $rB", IntGeneral, |
| [(set GPRC:$rT, (adde GPRC:$rA, GPRC:$rB))]>; |
| def ADDME : XOForm_3<31, 234, 0, (outs GPRC:$rT), (ins GPRC:$rA), |
| "addme $rT, $rA", IntGeneral, |
| [(set GPRC:$rT, (adde GPRC:$rA, -1))]>; |
| def ADDZE : XOForm_3<31, 202, 0, (outs GPRC:$rT), (ins GPRC:$rA), |
| "addze $rT, $rA", IntGeneral, |
| [(set GPRC:$rT, (adde GPRC:$rA, 0))]>; |
| def SUBFE : XOForm_1<31, 136, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), |
| "subfe $rT, $rA, $rB", IntGeneral, |
| [(set GPRC:$rT, (sube GPRC:$rB, GPRC:$rA))]>; |
| def SUBFME : XOForm_3<31, 232, 0, (outs GPRC:$rT), (ins GPRC:$rA), |
| "subfme $rT, $rA", IntGeneral, |
| [(set GPRC:$rT, (sube -1, GPRC:$rA))]>; |
| def SUBFZE : XOForm_3<31, 200, 0, (outs GPRC:$rT), (ins GPRC:$rA), |
| "subfze $rT, $rA", IntGeneral, |
| [(set GPRC:$rT, (sube 0, GPRC:$rA))]>; |
| } |
| } |
| |
| // A-Form instructions. Most of the instructions executed in the FPU are of |
| // this type. |
| // |
| let PPC970_Unit = 3 in { // FPU Operations. |
| let Uses = [RM] in { |
| def FMADD : AForm_1<63, 29, |
| (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB), |
| "fmadd $FRT, $FRA, $FRC, $FRB", FPFused, |
| [(set F8RC:$FRT, (fadd (fmul F8RC:$FRA, F8RC:$FRC), |
| F8RC:$FRB))]>, |
| Requires<[FPContractions]>; |
| def FMADDS : AForm_1<59, 29, |
| (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB), |
| "fmadds $FRT, $FRA, $FRC, $FRB", FPGeneral, |
| [(set F4RC:$FRT, (fadd (fmul F4RC:$FRA, F4RC:$FRC), |
| F4RC:$FRB))]>, |
| Requires<[FPContractions]>; |
| def FMSUB : AForm_1<63, 28, |
| (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB), |
| "fmsub $FRT, $FRA, $FRC, $FRB", FPFused, |
| [(set F8RC:$FRT, (fsub (fmul F8RC:$FRA, F8RC:$FRC), |
| F8RC:$FRB))]>, |
| Requires<[FPContractions]>; |
| def FMSUBS : AForm_1<59, 28, |
| (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB), |
| "fmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral, |
| [(set F4RC:$FRT, (fsub (fmul F4RC:$FRA, F4RC:$FRC), |
| F4RC:$FRB))]>, |
| Requires<[FPContractions]>; |
| def FNMADD : AForm_1<63, 31, |
| (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB), |
| "fnmadd $FRT, $FRA, $FRC, $FRB", FPFused, |
| [(set F8RC:$FRT, (fneg (fadd (fmul F8RC:$FRA, F8RC:$FRC), |
| F8RC:$FRB)))]>, |
| Requires<[FPContractions]>; |
| def FNMADDS : AForm_1<59, 31, |
| (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB), |
| "fnmadds $FRT, $FRA, $FRC, $FRB", FPGeneral, |
| [(set F4RC:$FRT, (fneg (fadd (fmul F4RC:$FRA, F4RC:$FRC), |
| F4RC:$FRB)))]>, |
| Requires<[FPContractions]>; |
| def FNMSUB : AForm_1<63, 30, |
| (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB), |
| "fnmsub $FRT, $FRA, $FRC, $FRB", FPFused, |
| [(set F8RC:$FRT, (fneg (fsub (fmul F8RC:$FRA, F8RC:$FRC), |
| F8RC:$FRB)))]>, |
| Requires<[FPContractions]>; |
| def FNMSUBS : AForm_1<59, 30, |
| (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB), |
| "fnmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral, |
| [(set F4RC:$FRT, (fneg (fsub (fmul F4RC:$FRA, F4RC:$FRC), |
| F4RC:$FRB)))]>, |
| Requires<[FPContractions]>; |
| } |
| // FSEL is artificially split into 4 and 8-byte forms for the result. To avoid |
| // having 4 of these, force the comparison to always be an 8-byte double (code |
| // should use an FMRSD if the input comparison value really wants to be a float) |
| // and 4/8 byte forms for the result and operand type.. |
| def FSELD : AForm_1<63, 23, |
| (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB), |
| "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral, |
| [(set F8RC:$FRT, (PPCfsel F8RC:$FRA,F8RC:$FRC,F8RC:$FRB))]>; |
| def FSELS : AForm_1<63, 23, |
| (outs F4RC:$FRT), (ins F8RC:$FRA, F4RC:$FRC, F4RC:$FRB), |
| "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral, |
| [(set F4RC:$FRT, (PPCfsel F8RC:$FRA,F4RC:$FRC,F4RC:$FRB))]>; |
| let Uses = [RM] in { |
| def FADD : AForm_2<63, 21, |
| (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB), |
| "fadd $FRT, $FRA, $FRB", FPGeneral, |
| [(set F8RC:$FRT, (fadd F8RC:$FRA, F8RC:$FRB))]>; |
| def FADDS : AForm_2<59, 21, |
| (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB), |
| "fadds $FRT, $FRA, $FRB", FPGeneral, |
| [(set F4RC:$FRT, (fadd F4RC:$FRA, F4RC:$FRB))]>; |
| def FDIV : AForm_2<63, 18, |
| (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB), |
| "fdiv $FRT, $FRA, $FRB", FPDivD, |
| [(set F8RC:$FRT, (fdiv F8RC:$FRA, F8RC:$FRB))]>; |
| def FDIVS : AForm_2<59, 18, |
| (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB), |
| "fdivs $FRT, $FRA, $FRB", FPDivS, |
| [(set F4RC:$FRT, (fdiv F4RC:$FRA, F4RC:$FRB))]>; |
| def FMUL : AForm_3<63, 25, |
| (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB), |
| "fmul $FRT, $FRA, $FRB", FPFused, |
| [(set F8RC:$FRT, (fmul F8RC:$FRA, F8RC:$FRB))]>; |
| def FMULS : AForm_3<59, 25, |
| (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB), |
| "fmuls $FRT, $FRA, $FRB", FPGeneral, |
| [(set F4RC:$FRT, (fmul F4RC:$FRA, F4RC:$FRB))]>; |
| def FSUB : AForm_2<63, 20, |
| (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB), |
| "fsub $FRT, $FRA, $FRB", FPGeneral, |
| [(set F8RC:$FRT, (fsub F8RC:$FRA, F8RC:$FRB))]>; |
| def FSUBS : AForm_2<59, 20, |
| (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB), |
| "fsubs $FRT, $FRA, $FRB", FPGeneral, |
| [(set F4RC:$FRT, (fsub F4RC:$FRA, F4RC:$FRB))]>; |
| } |
| } |
| |
| let PPC970_Unit = 1 in { // FXU Operations. |
| // M-Form instructions. rotate and mask instructions. |
| // |
| let isCommutable = 1 in { |
| // RLWIMI can be commuted if the rotate amount is zero. |
| def RLWIMI : MForm_2<20, |
| (outs GPRC:$rA), (ins GPRC:$rSi, GPRC:$rS, u5imm:$SH, u5imm:$MB, |
| u5imm:$ME), "rlwimi $rA, $rS, $SH, $MB, $ME", IntRotate, |
| []>, PPC970_DGroup_Cracked, RegConstraint<"$rSi = $rA">, |
| NoEncode<"$rSi">; |
| } |
| def RLWINM : MForm_2<21, |
| (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME), |
| "rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral, |
| []>; |
| def RLWINMo : MForm_2<21, |
| (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME), |
| "rlwinm. $rA, $rS, $SH, $MB, $ME", IntGeneral, |
| []>, isDOT, PPC970_DGroup_Cracked; |
| def RLWNM : MForm_2<23, |
| (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB, u5imm:$MB, u5imm:$ME), |
| "rlwnm $rA, $rS, $rB, $MB, $ME", IntGeneral, |
| []>; |
| } |
| |
| |
| //===----------------------------------------------------------------------===// |
| // PowerPC Instruction Patterns |
| // |
| |
| // Arbitrary immediate support. Implement in terms of LIS/ORI. |
| def : Pat<(i32 imm:$imm), |
| (ORI (LIS (HI16 imm:$imm)), (LO16 imm:$imm))>; |
| |
| // Implement the 'not' operation with the NOR instruction. |
| def NOT : Pat<(not GPRC:$in), |
| (NOR GPRC:$in, GPRC:$in)>; |
| |
| // ADD an arbitrary immediate. |
| def : Pat<(add GPRC:$in, imm:$imm), |
| (ADDIS (ADDI GPRC:$in, (LO16 imm:$imm)), (HA16 imm:$imm))>; |
| // OR an arbitrary immediate. |
| def : Pat<(or GPRC:$in, imm:$imm), |
| (ORIS (ORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>; |
| // XOR an arbitrary immediate. |
| def : Pat<(xor GPRC:$in, imm:$imm), |
| (XORIS (XORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>; |
| // SUBFIC |
| def : Pat<(sub immSExt16:$imm, GPRC:$in), |
| (SUBFIC GPRC:$in, imm:$imm)>; |
| |
| // SHL/SRL |
| def : Pat<(shl GPRC:$in, (i32 imm:$imm)), |
| (RLWINM GPRC:$in, imm:$imm, 0, (SHL32 imm:$imm))>; |
| def : Pat<(srl GPRC:$in, (i32 imm:$imm)), |
| (RLWINM GPRC:$in, (SRL32 imm:$imm), imm:$imm, 31)>; |
| |
| // ROTL |
| def : Pat<(rotl GPRC:$in, GPRC:$sh), |
| (RLWNM GPRC:$in, GPRC:$sh, 0, 31)>; |
| def : Pat<(rotl GPRC:$in, (i32 imm:$imm)), |
| (RLWINM GPRC:$in, imm:$imm, 0, 31)>; |
| |
| // RLWNM |
| def : Pat<(and (rotl GPRC:$in, GPRC:$sh), maskimm32:$imm), |
| (RLWNM GPRC:$in, GPRC:$sh, (MB maskimm32:$imm), (ME maskimm32:$imm))>; |
| |
| // Calls |
| def : Pat<(PPCcall_Darwin (i32 tglobaladdr:$dst)), |
| (BL_Darwin tglobaladdr:$dst)>; |
| def : Pat<(PPCcall_Darwin (i32 texternalsym:$dst)), |
| (BL_Darwin texternalsym:$dst)>; |
| def : Pat<(PPCcall_SVR4 (i32 tglobaladdr:$dst)), |
| (BL_SVR4 tglobaladdr:$dst)>; |
| def : Pat<(PPCcall_SVR4 (i32 texternalsym:$dst)), |
| (BL_SVR4 texternalsym:$dst)>; |
| |
| |
| def : Pat<(PPCtc_return (i32 tglobaladdr:$dst), imm:$imm), |
| (TCRETURNdi tglobaladdr:$dst, imm:$imm)>; |
| |
| def : Pat<(PPCtc_return (i32 texternalsym:$dst), imm:$imm), |
| (TCRETURNdi texternalsym:$dst, imm:$imm)>; |
| |
| def : Pat<(PPCtc_return CTRRC:$dst, imm:$imm), |
| (TCRETURNri CTRRC:$dst, imm:$imm)>; |
| |
| |
| |
| // Hi and Lo for Darwin Global Addresses. |
| def : Pat<(PPChi tglobaladdr:$in, 0), (LIS tglobaladdr:$in)>; |
| def : Pat<(PPClo tglobaladdr:$in, 0), (LI tglobaladdr:$in)>; |
| def : Pat<(PPChi tconstpool:$in, 0), (LIS tconstpool:$in)>; |
| def : Pat<(PPClo tconstpool:$in, 0), (LI tconstpool:$in)>; |
| def : Pat<(PPChi tjumptable:$in, 0), (LIS tjumptable:$in)>; |
| def : Pat<(PPClo tjumptable:$in, 0), (LI tjumptable:$in)>; |
| def : Pat<(PPChi tblockaddress:$in, 0), (LIS tblockaddress:$in)>; |
| def : Pat<(PPClo tblockaddress:$in, 0), (LI tblockaddress:$in)>; |
| def : Pat<(add GPRC:$in, (PPChi tglobaladdr:$g, 0)), |
| (ADDIS GPRC:$in, tglobaladdr:$g)>; |
| def : Pat<(add GPRC:$in, (PPChi tconstpool:$g, 0)), |
| (ADDIS GPRC:$in, tconstpool:$g)>; |
| def : Pat<(add GPRC:$in, (PPChi tjumptable:$g, 0)), |
| (ADDIS GPRC:$in, tjumptable:$g)>; |
| def : Pat<(add GPRC:$in, (PPChi tblockaddress:$g, 0)), |
| (ADDIS GPRC:$in, tblockaddress:$g)>; |
| |
| // Fused negative multiply subtract, alternate pattern |
| def : Pat<(fsub F8RC:$B, (fmul F8RC:$A, F8RC:$C)), |
| (FNMSUB F8RC:$A, F8RC:$C, F8RC:$B)>, |
| Requires<[FPContractions]>; |
| def : Pat<(fsub F4RC:$B, (fmul F4RC:$A, F4RC:$C)), |
| (FNMSUBS F4RC:$A, F4RC:$C, F4RC:$B)>, |
| Requires<[FPContractions]>; |
| |
| // Standard shifts. These are represented separately from the real shifts above |
| // so that we can distinguish between shifts that allow 5-bit and 6-bit shift |
| // amounts. |
| def : Pat<(sra GPRC:$rS, GPRC:$rB), |
| (SRAW GPRC:$rS, GPRC:$rB)>; |
| def : Pat<(srl GPRC:$rS, GPRC:$rB), |
| (SRW GPRC:$rS, GPRC:$rB)>; |
| def : Pat<(shl GPRC:$rS, GPRC:$rB), |
| (SLW GPRC:$rS, GPRC:$rB)>; |
| |
| def : Pat<(zextloadi1 iaddr:$src), |
| (LBZ iaddr:$src)>; |
| def : Pat<(zextloadi1 xaddr:$src), |
| (LBZX xaddr:$src)>; |
| def : Pat<(extloadi1 iaddr:$src), |
| (LBZ iaddr:$src)>; |
| def : Pat<(extloadi1 xaddr:$src), |
| (LBZX xaddr:$src)>; |
| def : Pat<(extloadi8 iaddr:$src), |
| (LBZ iaddr:$src)>; |
| def : Pat<(extloadi8 xaddr:$src), |
| (LBZX xaddr:$src)>; |
| def : Pat<(extloadi16 iaddr:$src), |
| (LHZ iaddr:$src)>; |
| def : Pat<(extloadi16 xaddr:$src), |
| (LHZX xaddr:$src)>; |
| def : Pat<(f64 (extloadf32 iaddr:$src)), |
| (COPY_TO_REGCLASS (LFS iaddr:$src), F8RC)>; |
| def : Pat<(f64 (extloadf32 xaddr:$src)), |
| (COPY_TO_REGCLASS (LFSX xaddr:$src), F8RC)>; |
| |
| def : Pat<(f64 (fextend F4RC:$src)), |
| (COPY_TO_REGCLASS F4RC:$src, F8RC)>; |
| |
| // Memory barriers |
| def : Pat<(membarrier (i32 imm /*ll*/), |
| (i32 imm /*ls*/), |
| (i32 imm /*sl*/), |
| (i32 imm /*ss*/), |
| (i32 imm /*device*/)), |
| (SYNC)>; |
| |
| def : Pat<(atomic_fence (imm), (imm)), (SYNC)>; |
| |
| include "PPCInstrAltivec.td" |
| include "PPCInstr64Bit.td" |
