|  | //===- AlphaInstrInfo.td - The Alpha Instruction Set -------*- tablegen -*-===// | 
|  | // | 
|  | //                     The LLVM Compiler Infrastructure | 
|  | // | 
|  | // This file is distributed under the University of Illinois Open Source | 
|  | // License. See LICENSE.TXT for details. | 
|  | // | 
|  | //===----------------------------------------------------------------------===// | 
|  | // | 
|  | // | 
|  | //===----------------------------------------------------------------------===// | 
|  |  | 
|  | include "AlphaInstrFormats.td" | 
|  |  | 
|  | //******************** | 
|  | //Custom DAG Nodes | 
|  | //******************** | 
|  |  | 
|  | def SDTFPUnaryOpUnC  : SDTypeProfile<1, 1, [ | 
|  | SDTCisFP<1>, SDTCisFP<0> | 
|  | ]>; | 
|  | def Alpha_cvtqt   : SDNode<"AlphaISD::CVTQT_",    SDTFPUnaryOpUnC, []>; | 
|  | def Alpha_cvtqs   : SDNode<"AlphaISD::CVTQS_",    SDTFPUnaryOpUnC, []>; | 
|  | def Alpha_cvttq   : SDNode<"AlphaISD::CVTTQ_"  ,  SDTFPUnaryOp, []>; | 
|  | def Alpha_gprello : SDNode<"AlphaISD::GPRelLo",   SDTIntBinOp, []>; | 
|  | def Alpha_gprelhi : SDNode<"AlphaISD::GPRelHi",   SDTIntBinOp, []>; | 
|  | def Alpha_rellit  : SDNode<"AlphaISD::RelLit",    SDTIntBinOp, [SDNPMayLoad]>; | 
|  |  | 
|  | def retflag       : SDNode<"AlphaISD::RET_FLAG", SDTNone, | 
|  | [SDNPHasChain, SDNPOptInFlag]>; | 
|  |  | 
|  | // These are target-independent nodes, but have target-specific formats. | 
|  | def SDT_AlphaCallSeqStart : SDCallSeqStart<[ SDTCisVT<0, i64> ]>; | 
|  | def SDT_AlphaCallSeqEnd   : SDCallSeqEnd<[ SDTCisVT<0, i64>, | 
|  | SDTCisVT<1, i64> ]>; | 
|  |  | 
|  | def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_AlphaCallSeqStart, | 
|  | [SDNPHasChain, SDNPOutFlag]>; | 
|  | def callseq_end   : SDNode<"ISD::CALLSEQ_END",   SDT_AlphaCallSeqEnd, | 
|  | [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>; | 
|  |  | 
|  | //******************** | 
|  | //Paterns for matching | 
|  | //******************** | 
|  | def invX : SDNodeXForm<imm, [{ //invert | 
|  | return getI64Imm(~N->getZExtValue()); | 
|  | }]>; | 
|  | def negX : SDNodeXForm<imm, [{ //negate | 
|  | return getI64Imm(~N->getZExtValue() + 1); | 
|  | }]>; | 
|  | def SExt32 : SDNodeXForm<imm, [{ //signed extend int to long | 
|  | return getI64Imm(((int64_t)N->getZExtValue() << 32) >> 32); | 
|  | }]>; | 
|  | def SExt16 : SDNodeXForm<imm, [{ //signed extend int to long | 
|  | return getI64Imm(((int64_t)N->getZExtValue() << 48) >> 48); | 
|  | }]>; | 
|  | def LL16 : SDNodeXForm<imm, [{ //lda part of constant | 
|  | return getI64Imm(get_lda16(N->getZExtValue())); | 
|  | }]>; | 
|  | def LH16 : SDNodeXForm<imm, [{ //ldah part of constant (or more if too big) | 
|  | return getI64Imm(get_ldah16(N->getZExtValue())); | 
|  | }]>; | 
|  | def iZAPX : SDNodeXForm<and, [{ // get imm to ZAPi | 
|  | ConstantSDNode *RHS = cast<ConstantSDNode>(N->getOperand(1)); | 
|  | return getI64Imm(get_zapImm(SDValue(), RHS->getZExtValue())); | 
|  | }]>; | 
|  | def nearP2X : SDNodeXForm<imm, [{ | 
|  | return getI64Imm(Log2_64(getNearPower2((uint64_t)N->getZExtValue()))); | 
|  | }]>; | 
|  | def nearP2RemX : SDNodeXForm<imm, [{ | 
|  | uint64_t x = | 
|  | abs64(N->getZExtValue() - getNearPower2((uint64_t)N->getZExtValue())); | 
|  | return getI64Imm(Log2_64(x)); | 
|  | }]>; | 
|  |  | 
|  | def immUExt8  : PatLeaf<(imm), [{ //imm fits in 8 bit zero extended field | 
|  | return (uint64_t)N->getZExtValue() == (uint8_t)N->getZExtValue(); | 
|  | }]>; | 
|  | def immUExt8inv  : PatLeaf<(imm), [{ //inverted imm fits in 8 bit zero extended field | 
|  | return (uint64_t)~N->getZExtValue() == (uint8_t)~N->getZExtValue(); | 
|  | }], invX>; | 
|  | def immUExt8neg  : PatLeaf<(imm), [{ //negated imm fits in 8 bit zero extended field | 
|  | return ((uint64_t)~N->getZExtValue() + 1) == | 
|  | (uint8_t)((uint64_t)~N->getZExtValue() + 1); | 
|  | }], negX>; | 
|  | def immSExt16  : PatLeaf<(imm), [{ //imm fits in 16 bit sign extended field | 
|  | return ((int64_t)N->getZExtValue() << 48) >> 48 == | 
|  | (int64_t)N->getZExtValue(); | 
|  | }]>; | 
|  | def immSExt16int  : PatLeaf<(imm), [{ //(int)imm fits in a 16 bit sign extended field | 
|  | return ((int64_t)N->getZExtValue() << 48) >> 48 == | 
|  | ((int64_t)N->getZExtValue() << 32) >> 32; | 
|  | }], SExt16>; | 
|  |  | 
|  | def zappat : PatFrag<(ops node:$LHS), (and node:$LHS, imm:$L), [{ | 
|  | ConstantSDNode *RHS = dyn_cast<ConstantSDNode>(N->getOperand(1)); | 
|  | if (!RHS) return 0; | 
|  | uint64_t build = get_zapImm(N->getOperand(0), (uint64_t)RHS->getZExtValue()); | 
|  | return build != 0; | 
|  | }]>; | 
|  |  | 
|  | def immFPZ  : PatLeaf<(fpimm), [{ //the only fpconstant nodes are +/- 0.0 | 
|  | (void)N; // silence warning. | 
|  | return true; | 
|  | }]>; | 
|  |  | 
|  | def immRem1 :PatLeaf<(imm),[{return chkRemNearPower2(N->getZExtValue(),1,0);}]>; | 
|  | def immRem2 :PatLeaf<(imm),[{return chkRemNearPower2(N->getZExtValue(),2,0);}]>; | 
|  | def immRem3 :PatLeaf<(imm),[{return chkRemNearPower2(N->getZExtValue(),3,0);}]>; | 
|  | def immRem4 :PatLeaf<(imm),[{return chkRemNearPower2(N->getZExtValue(),4,0);}]>; | 
|  | def immRem5 :PatLeaf<(imm),[{return chkRemNearPower2(N->getZExtValue(),5,0);}]>; | 
|  | def immRem1n:PatLeaf<(imm),[{return chkRemNearPower2(N->getZExtValue(),1,1);}]>; | 
|  | def immRem2n:PatLeaf<(imm),[{return chkRemNearPower2(N->getZExtValue(),2,1);}]>; | 
|  | def immRem3n:PatLeaf<(imm),[{return chkRemNearPower2(N->getZExtValue(),3,1);}]>; | 
|  | def immRem4n:PatLeaf<(imm),[{return chkRemNearPower2(N->getZExtValue(),4,1);}]>; | 
|  | def immRem5n:PatLeaf<(imm),[{return chkRemNearPower2(N->getZExtValue(),5,1);}]>; | 
|  |  | 
|  | def immRemP2n : PatLeaf<(imm), [{ | 
|  | return isPowerOf2_64(getNearPower2((uint64_t)N->getZExtValue()) - | 
|  | N->getZExtValue()); | 
|  | }]>; | 
|  | def immRemP2 : PatLeaf<(imm), [{ | 
|  | return isPowerOf2_64(N->getZExtValue() - | 
|  | getNearPower2((uint64_t)N->getZExtValue())); | 
|  | }]>; | 
|  | def immUExt8ME : PatLeaf<(imm), [{ //use this imm for mulqi | 
|  | int64_t d =  abs64((int64_t)N->getZExtValue() - | 
|  | (int64_t)getNearPower2((uint64_t)N->getZExtValue())); | 
|  | if (isPowerOf2_64(d)) return false; | 
|  | switch (d) { | 
|  | case 1: case 3: case 5: return false; | 
|  | default: return (uint64_t)N->getZExtValue() == (uint8_t)N->getZExtValue(); | 
|  | }; | 
|  | }]>; | 
|  |  | 
|  | def intop : PatFrag<(ops node:$op), (sext_inreg node:$op, i32)>; | 
|  | def add4  : PatFrag<(ops node:$op1, node:$op2), | 
|  | (add (shl node:$op1, 2), node:$op2)>; | 
|  | def sub4  : PatFrag<(ops node:$op1, node:$op2), | 
|  | (sub (shl node:$op1, 2), node:$op2)>; | 
|  | def add8  : PatFrag<(ops node:$op1, node:$op2), | 
|  | (add (shl node:$op1, 3), node:$op2)>; | 
|  | def sub8  : PatFrag<(ops node:$op1, node:$op2), | 
|  | (sub (shl node:$op1, 3), node:$op2)>; | 
|  | class BinOpFrag<dag res> : PatFrag<(ops node:$LHS, node:$RHS), res>; | 
|  | class CmpOpFrag<dag res> : PatFrag<(ops node:$R), res>; | 
|  |  | 
|  | //Pseudo ops for selection | 
|  |  | 
|  | def WTF : PseudoInstAlpha<(outs), (ins variable_ops), "#wtf", [], s_pseudo>; | 
|  |  | 
|  | let hasCtrlDep = 1, Defs = [R30], Uses = [R30] in { | 
|  | def ADJUSTSTACKUP : PseudoInstAlpha<(outs), (ins s64imm:$amt), | 
|  | "; ADJUP $amt", | 
|  | [(callseq_start timm:$amt)], s_pseudo>; | 
|  | def ADJUSTSTACKDOWN : PseudoInstAlpha<(outs), (ins s64imm:$amt1, s64imm:$amt2), | 
|  | "; ADJDOWN $amt1", | 
|  | [(callseq_end timm:$amt1, timm:$amt2)], s_pseudo>; | 
|  | } | 
|  |  | 
|  | def ALTENT : PseudoInstAlpha<(outs), (ins s64imm:$TARGET), "$$$TARGET..ng:\n", [], s_pseudo>; | 
|  | def PCLABEL : PseudoInstAlpha<(outs), (ins s64imm:$num), "PCMARKER_$num:\n",[], s_pseudo>; | 
|  | def MEMLABEL : PseudoInstAlpha<(outs), (ins s64imm:$i, s64imm:$j, s64imm:$k, s64imm:$m), | 
|  | "LSMARKER$$$i$$$j$$$k$$$m:", [], s_pseudo>; | 
|  |  | 
|  |  | 
|  | let usesCustomDAGSchedInserter = 1 in {   // Expanded by the scheduler. | 
|  | def CAS32 : PseudoInstAlpha<(outs GPRC:$dst), (ins GPRC:$ptr, GPRC:$cmp, GPRC:$swp), "", | 
|  | [(set GPRC:$dst, (atomic_cmp_swap_32 GPRC:$ptr, GPRC:$cmp, GPRC:$swp))], s_pseudo>; | 
|  | def CAS64 : PseudoInstAlpha<(outs GPRC:$dst), (ins GPRC:$ptr, GPRC:$cmp, GPRC:$swp), "", | 
|  | [(set GPRC:$dst, (atomic_cmp_swap_64 GPRC:$ptr, GPRC:$cmp, GPRC:$swp))], s_pseudo>; | 
|  |  | 
|  | def LAS32 : PseudoInstAlpha<(outs GPRC:$dst), (ins GPRC:$ptr, GPRC:$swp), "", | 
|  | [(set GPRC:$dst, (atomic_load_add_32 GPRC:$ptr, GPRC:$swp))], s_pseudo>; | 
|  | def LAS64 :PseudoInstAlpha<(outs GPRC:$dst), (ins GPRC:$ptr, GPRC:$swp), "", | 
|  | [(set GPRC:$dst, (atomic_load_add_64 GPRC:$ptr, GPRC:$swp))], s_pseudo>; | 
|  |  | 
|  | def SWAP32 : PseudoInstAlpha<(outs GPRC:$dst), (ins GPRC:$ptr, GPRC:$swp), "", | 
|  | [(set GPRC:$dst, (atomic_swap_32 GPRC:$ptr, GPRC:$swp))], s_pseudo>; | 
|  | def SWAP64 :PseudoInstAlpha<(outs GPRC:$dst), (ins GPRC:$ptr, GPRC:$swp), "", | 
|  | [(set GPRC:$dst, (atomic_swap_64 GPRC:$ptr, GPRC:$swp))], s_pseudo>; | 
|  | } | 
|  |  | 
|  | //*********************** | 
|  | //Real instructions | 
|  | //*********************** | 
|  |  | 
|  | //Operation Form: | 
|  |  | 
|  | //conditional moves, int | 
|  |  | 
|  | multiclass cmov_inst<bits<7> fun, string asmstr, PatFrag OpNode> { | 
|  | def r : OForm4<0x11, fun, !strconcat(asmstr, " $RCOND,$RTRUE,$RDEST"), | 
|  | [(set GPRC:$RDEST, (select (OpNode GPRC:$RCOND), GPRC:$RTRUE, GPRC:$RFALSE))], s_cmov>; | 
|  | def i : OForm4L<0x11, fun, !strconcat(asmstr, " $RCOND,$RTRUE,$RDEST"), | 
|  | [(set GPRC:$RDEST, (select (OpNode GPRC:$RCOND), immUExt8:$RTRUE, GPRC:$RFALSE))], s_cmov>; | 
|  | } | 
|  |  | 
|  | defm CMOVEQ  : cmov_inst<0x24, "cmoveq",  CmpOpFrag<(seteq node:$R, 0)>>; | 
|  | defm CMOVNE  : cmov_inst<0x26, "cmovne",  CmpOpFrag<(setne node:$R, 0)>>; | 
|  | defm CMOVLT  : cmov_inst<0x44, "cmovlt",  CmpOpFrag<(setlt node:$R, 0)>>; | 
|  | defm CMOVLE  : cmov_inst<0x64, "cmovle",  CmpOpFrag<(setle node:$R, 0)>>; | 
|  | defm CMOVGT  : cmov_inst<0x66, "cmovgt",  CmpOpFrag<(setgt node:$R, 0)>>; | 
|  | defm CMOVGE  : cmov_inst<0x46, "cmovge",  CmpOpFrag<(setge node:$R, 0)>>; | 
|  | defm CMOVLBC : cmov_inst<0x16, "cmovlbc", CmpOpFrag<(xor   node:$R, 1)>>; | 
|  | defm CMOVLBS : cmov_inst<0x14, "cmovlbs", CmpOpFrag<(and   node:$R, 1)>>; | 
|  |  | 
|  | //General pattern for cmov | 
|  | def : Pat<(select GPRC:$which, GPRC:$src1, GPRC:$src2), | 
|  | (CMOVNEr GPRC:$src2, GPRC:$src1, GPRC:$which)>; | 
|  | def : Pat<(select GPRC:$which, GPRC:$src1, immUExt8:$src2), | 
|  | (CMOVEQi GPRC:$src1, immUExt8:$src2, GPRC:$which)>; | 
|  |  | 
|  | //Invert sense when we can for constants: | 
|  | def : Pat<(select (setne GPRC:$RCOND, 0), GPRC:$RTRUE, immUExt8:$RFALSE), | 
|  | (CMOVEQi GPRC:$RCOND, immUExt8:$RFALSE, GPRC:$RTRUE)>; | 
|  | def : Pat<(select (setgt GPRC:$RCOND, 0), GPRC:$RTRUE, immUExt8:$RFALSE), | 
|  | (CMOVLEi GPRC:$RCOND, immUExt8:$RFALSE, GPRC:$RTRUE)>; | 
|  | def : Pat<(select (setge GPRC:$RCOND, 0), GPRC:$RTRUE, immUExt8:$RFALSE), | 
|  | (CMOVLTi GPRC:$RCOND, immUExt8:$RFALSE, GPRC:$RTRUE)>; | 
|  | def : Pat<(select (setlt GPRC:$RCOND, 0), GPRC:$RTRUE, immUExt8:$RFALSE), | 
|  | (CMOVGEi GPRC:$RCOND, immUExt8:$RFALSE, GPRC:$RTRUE)>; | 
|  | def : Pat<(select (setle GPRC:$RCOND, 0), GPRC:$RTRUE, immUExt8:$RFALSE), | 
|  | (CMOVGTi GPRC:$RCOND, immUExt8:$RFALSE, GPRC:$RTRUE)>; | 
|  |  | 
|  | multiclass all_inst<bits<6> opc, bits<7> funl, bits<7> funq, | 
|  | string asmstr, PatFrag OpNode, InstrItinClass itin> { | 
|  | def Lr : OForm< opc, funl, !strconcat(asmstr, "l $RA,$RB,$RC"), | 
|  | [(set GPRC:$RC, (intop (OpNode GPRC:$RA, GPRC:$RB)))], itin>; | 
|  | def Li : OFormL<opc, funl, !strconcat(asmstr, "l $RA,$L,$RC"), | 
|  | [(set GPRC:$RC, (intop (OpNode GPRC:$RA, immUExt8:$L)))], itin>; | 
|  | def Qr : OForm< opc, funq, !strconcat(asmstr, "q $RA,$RB,$RC"), | 
|  | [(set GPRC:$RC, (OpNode GPRC:$RA, GPRC:$RB))], itin>; | 
|  | def Qi : OFormL<opc, funq, !strconcat(asmstr, "q $RA,$L,$RC"), | 
|  | [(set GPRC:$RC, (OpNode GPRC:$RA, immUExt8:$L))], itin>; | 
|  | } | 
|  |  | 
|  | defm MUL   : all_inst<0x13, 0x00, 0x20, "mul",   BinOpFrag<(mul node:$LHS, node:$RHS)>, s_imul>; | 
|  | defm ADD   : all_inst<0x10, 0x00, 0x20, "add",   BinOpFrag<(add node:$LHS, node:$RHS)>, s_iadd>; | 
|  | defm S4ADD : all_inst<0x10, 0x02, 0x22, "s4add", add4, s_iadd>; | 
|  | defm S8ADD : all_inst<0x10, 0x12, 0x32, "s8add", add8, s_iadd>; | 
|  | defm S4SUB : all_inst<0x10, 0x0B, 0x2B, "s4sub", sub4, s_iadd>; | 
|  | defm S8SUB : all_inst<0x10, 0x1B, 0x3B, "s8sub", sub8, s_iadd>; | 
|  | defm SUB   : all_inst<0x10, 0x09, 0x29, "sub",   BinOpFrag<(sub node:$LHS, node:$RHS)>, s_iadd>; | 
|  | //Const cases since legalize does sub x, int -> add x, inv(int) + 1 | 
|  | def : Pat<(intop (add GPRC:$RA, immUExt8neg:$L)), (SUBLi GPRC:$RA, immUExt8neg:$L)>; | 
|  | def : Pat<(add GPRC:$RA, immUExt8neg:$L), (SUBQi GPRC:$RA, immUExt8neg:$L)>; | 
|  | def : Pat<(intop (add4 GPRC:$RA, immUExt8neg:$L)), (S4SUBLi GPRC:$RA, immUExt8neg:$L)>; | 
|  | def : Pat<(add4 GPRC:$RA, immUExt8neg:$L), (S4SUBQi GPRC:$RA, immUExt8neg:$L)>; | 
|  | def : Pat<(intop (add8 GPRC:$RA, immUExt8neg:$L)), (S8SUBLi GPRC:$RA, immUExt8neg:$L)>; | 
|  | def : Pat<(add8 GPRC:$RA, immUExt8neg:$L), (S8SUBQi GPRC:$RA, immUExt8neg:$L)>; | 
|  |  | 
|  | multiclass log_inst<bits<6> opc, bits<7> fun, string asmstr, SDNode OpNode, InstrItinClass itin> { | 
|  | def r : OForm<opc, fun, !strconcat(asmstr, " $RA,$RB,$RC"), | 
|  | [(set GPRC:$RC, (OpNode GPRC:$RA, GPRC:$RB))], itin>; | 
|  | def i : OFormL<opc, fun, !strconcat(asmstr, " $RA,$L,$RC"), | 
|  | [(set GPRC:$RC, (OpNode GPRC:$RA, immUExt8:$L))], itin>; | 
|  | } | 
|  | multiclass inv_inst<bits<6> opc, bits<7> fun, string asmstr, SDNode OpNode, InstrItinClass itin> { | 
|  | def r : OForm<opc, fun, !strconcat(asmstr, " $RA,$RB,$RC"), | 
|  | [(set GPRC:$RC, (OpNode GPRC:$RA, (not GPRC:$RB)))], itin>; | 
|  | def i : OFormL<opc, fun, !strconcat(asmstr, " $RA,$L,$RC"), | 
|  | [(set GPRC:$RC, (OpNode GPRC:$RA, immUExt8inv:$L))], itin>; | 
|  | } | 
|  |  | 
|  | defm AND   : log_inst<0x11, 0x00, "and",   and,   s_ilog>; | 
|  | defm BIC   : inv_inst<0x11, 0x08, "bic",   and,   s_ilog>; | 
|  | defm BIS   : log_inst<0x11, 0x20, "bis",   or,    s_ilog>; | 
|  | defm ORNOT : inv_inst<0x11, 0x28, "ornot", or,    s_ilog>; | 
|  | defm XOR   : log_inst<0x11, 0x40, "xor",   xor,   s_ilog>; | 
|  | defm EQV   : inv_inst<0x11, 0x48, "eqv",   xor,   s_ilog>; | 
|  |  | 
|  | defm SL    : log_inst<0x12, 0x39, "sll",   shl,   s_ishf>; | 
|  | defm SRA   : log_inst<0x12, 0x3c, "sra",   sra,   s_ishf>; | 
|  | defm SRL   : log_inst<0x12, 0x34, "srl",   srl,   s_ishf>; | 
|  | defm UMULH : log_inst<0x13, 0x30, "umulh", mulhu, s_imul>; | 
|  |  | 
|  | def CTLZ     : OForm2<0x1C, 0x32, "CTLZ $RB,$RC", | 
|  | [(set GPRC:$RC, (ctlz GPRC:$RB))], s_imisc>; | 
|  | def CTPOP    : OForm2<0x1C, 0x30, "CTPOP $RB,$RC", | 
|  | [(set GPRC:$RC, (ctpop GPRC:$RB))], s_imisc>; | 
|  | def CTTZ     : OForm2<0x1C, 0x33, "CTTZ $RB,$RC", | 
|  | [(set GPRC:$RC, (cttz GPRC:$RB))], s_imisc>; | 
|  | def EXTBL    : OForm< 0x12, 0x06, "EXTBL $RA,$RB,$RC", | 
|  | [(set GPRC:$RC, (and (srl GPRC:$RA, (shl GPRC:$RB, 3)), 255))], s_ishf>; | 
|  | def EXTWL    : OForm< 0x12, 0x16, "EXTWL $RA,$RB,$RC", | 
|  | [(set GPRC:$RC, (and (srl GPRC:$RA, (shl GPRC:$RB, 3)), 65535))], s_ishf>; | 
|  | def EXTLL    : OForm< 0x12, 0x26, "EXTLL $RA,$RB,$RC", | 
|  | [(set GPRC:$RC, (and (srl GPRC:$RA, (shl GPRC:$RB, 3)), 4294967295))], s_ishf>; | 
|  | def SEXTB    : OForm2<0x1C, 0x00, "sextb $RB,$RC", | 
|  | [(set GPRC:$RC, (sext_inreg GPRC:$RB, i8))], s_ishf>; | 
|  | def SEXTW    : OForm2<0x1C, 0x01, "sextw $RB,$RC", | 
|  | [(set GPRC:$RC, (sext_inreg GPRC:$RB, i16))], s_ishf>; | 
|  |  | 
|  | //def EXTBLi   : OFormL<0x12, 0x06, "EXTBL $RA,$L,$RC", []>; //Extract byte low | 
|  | //def EXTLH    : OForm< 0x12, 0x6A, "EXTLH $RA,$RB,$RC", []>; //Extract longword high | 
|  | //def EXTLHi   : OFormL<0x12, 0x6A, "EXTLH $RA,$L,$RC", []>; //Extract longword high | 
|  | //def EXTLLi   : OFormL<0x12, 0x26, "EXTLL $RA,$L,$RC", []>; //Extract longword low | 
|  | //def EXTQH    : OForm< 0x12, 0x7A, "EXTQH $RA,$RB,$RC", []>; //Extract quadword high | 
|  | //def EXTQHi   : OFormL<0x12, 0x7A, "EXTQH $RA,$L,$RC", []>; //Extract quadword high | 
|  | //def EXTQ     : OForm< 0x12, 0x36, "EXTQ $RA,$RB,$RC", []>; //Extract quadword low | 
|  | //def EXTQi    : OFormL<0x12, 0x36, "EXTQ $RA,$L,$RC", []>; //Extract quadword low | 
|  | //def EXTWH    : OForm< 0x12, 0x5A, "EXTWH $RA,$RB,$RC", []>; //Extract word high | 
|  | //def EXTWHi   : OFormL<0x12, 0x5A, "EXTWH $RA,$L,$RC", []>; //Extract word high | 
|  | //def EXTWLi   : OFormL<0x12, 0x16, "EXTWL $RA,$L,$RC", []>; //Extract word low | 
|  |  | 
|  | //def INSBL    : OForm< 0x12, 0x0B, "INSBL $RA,$RB,$RC", []>; //Insert byte low | 
|  | //def INSBLi   : OFormL<0x12, 0x0B, "INSBL $RA,$L,$RC", []>; //Insert byte low | 
|  | //def INSLH    : OForm< 0x12, 0x67, "INSLH $RA,$RB,$RC", []>; //Insert longword high | 
|  | //def INSLHi   : OFormL<0x12, 0x67, "INSLH $RA,$L,$RC", []>; //Insert longword high | 
|  | //def INSLL    : OForm< 0x12, 0x2B, "INSLL $RA,$RB,$RC", []>; //Insert longword low | 
|  | //def INSLLi   : OFormL<0x12, 0x2B, "INSLL $RA,$L,$RC", []>; //Insert longword low | 
|  | //def INSQH    : OForm< 0x12, 0x77, "INSQH $RA,$RB,$RC", []>; //Insert quadword high | 
|  | //def INSQHi   : OFormL<0x12, 0x77, "INSQH $RA,$L,$RC", []>; //Insert quadword high | 
|  | //def INSQL    : OForm< 0x12, 0x3B, "INSQL $RA,$RB,$RC", []>; //Insert quadword low | 
|  | //def INSQLi   : OFormL<0x12, 0x3B, "INSQL $RA,$L,$RC", []>; //Insert quadword low | 
|  | //def INSWH    : OForm< 0x12, 0x57, "INSWH $RA,$RB,$RC", []>; //Insert word high | 
|  | //def INSWHi   : OFormL<0x12, 0x57, "INSWH $RA,$L,$RC", []>; //Insert word high | 
|  | //def INSWL    : OForm< 0x12, 0x1B, "INSWL $RA,$RB,$RC", []>; //Insert word low | 
|  | //def INSWLi   : OFormL<0x12, 0x1B, "INSWL $RA,$L,$RC", []>; //Insert word low | 
|  |  | 
|  | //def MSKBL    : OForm< 0x12, 0x02, "MSKBL $RA,$RB,$RC", []>; //Mask byte low | 
|  | //def MSKBLi   : OFormL<0x12, 0x02, "MSKBL $RA,$L,$RC", []>; //Mask byte low | 
|  | //def MSKLH    : OForm< 0x12, 0x62, "MSKLH $RA,$RB,$RC", []>; //Mask longword high | 
|  | //def MSKLHi   : OFormL<0x12, 0x62, "MSKLH $RA,$L,$RC", []>; //Mask longword high | 
|  | //def MSKLL    : OForm< 0x12, 0x22, "MSKLL $RA,$RB,$RC", []>; //Mask longword low | 
|  | //def MSKLLi   : OFormL<0x12, 0x22, "MSKLL $RA,$L,$RC", []>; //Mask longword low | 
|  | //def MSKQH    : OForm< 0x12, 0x72, "MSKQH $RA,$RB,$RC", []>; //Mask quadword high | 
|  | //def MSKQHi   : OFormL<0x12, 0x72, "MSKQH $RA,$L,$RC", []>; //Mask quadword high | 
|  | //def MSKQL    : OForm< 0x12, 0x32, "MSKQL $RA,$RB,$RC", []>; //Mask quadword low | 
|  | //def MSKQLi   : OFormL<0x12, 0x32, "MSKQL $RA,$L,$RC", []>; //Mask quadword low | 
|  | //def MSKWH    : OForm< 0x12, 0x52, "MSKWH $RA,$RB,$RC", []>; //Mask word high | 
|  | //def MSKWHi   : OFormL<0x12, 0x52, "MSKWH $RA,$L,$RC", []>; //Mask word high | 
|  | //def MSKWL    : OForm< 0x12, 0x12, "MSKWL $RA,$RB,$RC", []>; //Mask word low | 
|  | //def MSKWLi   : OFormL<0x12, 0x12, "MSKWL $RA,$L,$RC", []>; //Mask word low | 
|  |  | 
|  | def ZAPNOTi  : OFormL<0x12, 0x31, "zapnot $RA,$L,$RC", [], s_ishf>; | 
|  |  | 
|  | // Define the pattern that produces ZAPNOTi. | 
|  | def : Pat<(zappat:$imm GPRC:$RA), | 
|  | (ZAPNOTi GPRC:$RA, (iZAPX GPRC:$imm))>; | 
|  |  | 
|  |  | 
|  | //Comparison, int | 
|  | //So this is a waste of what this instruction can do, but it still saves something | 
|  | def CMPBGE  : OForm< 0x10, 0x0F, "cmpbge $RA,$RB,$RC", | 
|  | [(set GPRC:$RC, (setuge (and GPRC:$RA, 255), (and GPRC:$RB, 255)))], s_ilog>; | 
|  | def CMPBGEi : OFormL<0x10, 0x0F, "cmpbge $RA,$L,$RC", | 
|  | [(set GPRC:$RC, (setuge (and GPRC:$RA, 255), immUExt8:$L))], s_ilog>; | 
|  | def CMPEQ   : OForm< 0x10, 0x2D, "cmpeq $RA,$RB,$RC", | 
|  | [(set GPRC:$RC, (seteq GPRC:$RA, GPRC:$RB))], s_iadd>; | 
|  | def CMPEQi  : OFormL<0x10, 0x2D, "cmpeq $RA,$L,$RC", | 
|  | [(set GPRC:$RC, (seteq GPRC:$RA, immUExt8:$L))], s_iadd>; | 
|  | def CMPLE   : OForm< 0x10, 0x6D, "cmple $RA,$RB,$RC", | 
|  | [(set GPRC:$RC, (setle GPRC:$RA, GPRC:$RB))], s_iadd>; | 
|  | def CMPLEi  : OFormL<0x10, 0x6D, "cmple $RA,$L,$RC", | 
|  | [(set GPRC:$RC, (setle GPRC:$RA, immUExt8:$L))], s_iadd>; | 
|  | def CMPLT   : OForm< 0x10, 0x4D, "cmplt $RA,$RB,$RC", | 
|  | [(set GPRC:$RC, (setlt GPRC:$RA, GPRC:$RB))], s_iadd>; | 
|  | def CMPLTi  : OFormL<0x10, 0x4D, "cmplt $RA,$L,$RC", | 
|  | [(set GPRC:$RC, (setlt GPRC:$RA, immUExt8:$L))], s_iadd>; | 
|  | def CMPULE  : OForm< 0x10, 0x3D, "cmpule $RA,$RB,$RC", | 
|  | [(set GPRC:$RC, (setule GPRC:$RA, GPRC:$RB))], s_iadd>; | 
|  | def CMPULEi : OFormL<0x10, 0x3D, "cmpule $RA,$L,$RC", | 
|  | [(set GPRC:$RC, (setule GPRC:$RA, immUExt8:$L))], s_iadd>; | 
|  | def CMPULT  : OForm< 0x10, 0x1D, "cmpult $RA,$RB,$RC", | 
|  | [(set GPRC:$RC, (setult GPRC:$RA, GPRC:$RB))], s_iadd>; | 
|  | def CMPULTi : OFormL<0x10, 0x1D, "cmpult $RA,$L,$RC", | 
|  | [(set GPRC:$RC, (setult GPRC:$RA, immUExt8:$L))], s_iadd>; | 
|  |  | 
|  | //Patterns for unsupported int comparisons | 
|  | def : Pat<(setueq GPRC:$X, GPRC:$Y), (CMPEQ GPRC:$X, GPRC:$Y)>; | 
|  | def : Pat<(setueq GPRC:$X, immUExt8:$Y), (CMPEQi GPRC:$X, immUExt8:$Y)>; | 
|  |  | 
|  | def : Pat<(setugt GPRC:$X, GPRC:$Y), (CMPULT GPRC:$Y, GPRC:$X)>; | 
|  | def : Pat<(setugt immUExt8:$X, GPRC:$Y), (CMPULTi GPRC:$Y, immUExt8:$X)>; | 
|  |  | 
|  | def : Pat<(setuge GPRC:$X, GPRC:$Y), (CMPULE GPRC:$Y, GPRC:$X)>; | 
|  | def : Pat<(setuge immUExt8:$X, GPRC:$Y), (CMPULEi GPRC:$Y, immUExt8:$X)>; | 
|  |  | 
|  | def : Pat<(setgt GPRC:$X, GPRC:$Y), (CMPLT GPRC:$Y, GPRC:$X)>; | 
|  | def : Pat<(setgt immUExt8:$X, GPRC:$Y), (CMPLTi GPRC:$Y, immUExt8:$X)>; | 
|  |  | 
|  | def : Pat<(setge GPRC:$X, GPRC:$Y), (CMPLE GPRC:$Y, GPRC:$X)>; | 
|  | def : Pat<(setge immUExt8:$X, GPRC:$Y), (CMPLEi GPRC:$Y, immUExt8:$X)>; | 
|  |  | 
|  | def : Pat<(setne GPRC:$X, GPRC:$Y), (CMPEQi (CMPEQ GPRC:$X, GPRC:$Y), 0)>; | 
|  | def : Pat<(setne GPRC:$X, immUExt8:$Y), (CMPEQi (CMPEQi GPRC:$X, immUExt8:$Y), 0)>; | 
|  |  | 
|  | def : Pat<(setune GPRC:$X, GPRC:$Y), (CMPEQi (CMPEQ GPRC:$X, GPRC:$Y), 0)>; | 
|  | def : Pat<(setune GPRC:$X, immUExt8:$Y), (CMPEQi (CMPEQ GPRC:$X, immUExt8:$Y), 0)>; | 
|  |  | 
|  |  | 
|  | let isReturn = 1, isTerminator = 1, Ra = 31, Rb = 26, disp = 1, Uses = [R26] in { | 
|  | def RETDAG : MbrForm< 0x1A, 0x02, (ops), "ret $$31,($$26),1", s_jsr>; //Return from subroutine | 
|  | def RETDAGp : MbrpForm< 0x1A, 0x02, (ops), "ret $$31,($$26),1", [(retflag)], s_jsr>; //Return from subroutine | 
|  | } | 
|  |  | 
|  | let isBranch = 1, isTerminator = 1, isBarrier = 1, isIndirectBranch = 1, Ra = 31, disp = 0 in | 
|  | def JMP : MbrpForm< 0x1A, 0x00, (ops GPRC:$RS), "jmp $$31,($RS),0", | 
|  | [(brind GPRC:$RS)], s_jsr>; //Jump | 
|  |  | 
|  | let isCall = 1, Ra = 26, | 
|  | Defs = [R0, R1, R2, R3, R4, R5, R6, R7, R8, R16, R17, R18, R19, | 
|  | R20, R21, R22, R23, R24, R25, R26, R27, R28, R29, | 
|  | F0, F1, | 
|  | F10, F11, F12, F13, F14, F15, F16, F17, F18, F19, | 
|  | F20, F21, F22, F23, F24, F25, F26, F27, F28, F29, F30], Uses = [R29] in { | 
|  | def BSR : BFormD<0x34, "bsr $$26,$$$DISP..ng", [], s_jsr>; //Branch to subroutine | 
|  | } | 
|  | let isCall = 1, Ra = 26, Rb = 27, disp = 0, | 
|  | Defs = [R0, R1, R2, R3, R4, R5, R6, R7, R8, R16, R17, R18, R19, | 
|  | R20, R21, R22, R23, R24, R25, R26, R27, R28, R29, | 
|  | F0, F1, | 
|  | F10, F11, F12, F13, F14, F15, F16, F17, F18, F19, | 
|  | F20, F21, F22, F23, F24, F25, F26, F27, F28, F29, F30], Uses = [R27, R29] in { | 
|  | def JSR : MbrForm< 0x1A, 0x01, (ops ), "jsr $$26,($$27),0", s_jsr>; //Jump to subroutine | 
|  | } | 
|  |  | 
|  | let isCall = 1, Ra = 23, Rb = 27, disp = 0, | 
|  | Defs = [R23, R24, R25, R27, R28], Uses = [R24, R25, R27] in | 
|  | def JSRs : MbrForm< 0x1A, 0x01, (ops ), "jsr $$23,($$27),0", s_jsr>; //Jump to div or rem | 
|  |  | 
|  |  | 
|  | def JSR_COROUTINE : MbrForm< 0x1A, 0x03, (ops GPRC:$RD, GPRC:$RS, s14imm:$DISP), "jsr_coroutine $RD,($RS),$DISP", s_jsr>; //Jump to subroutine return | 
|  |  | 
|  |  | 
|  | let OutOperandList = (ops GPRC:$RA), InOperandList = (ops s64imm:$DISP, GPRC:$RB) in { | 
|  | def LDQ   : MForm<0x29, 1, "ldq $RA,$DISP($RB)", | 
|  | [(set GPRC:$RA, (load (add GPRC:$RB, immSExt16:$DISP)))], s_ild>; | 
|  | def LDQr  : MForm<0x29, 1, "ldq $RA,$DISP($RB)\t\t!gprellow", | 
|  | [(set GPRC:$RA, (load (Alpha_gprello tglobaladdr:$DISP, GPRC:$RB)))], s_ild>; | 
|  | def LDL   : MForm<0x28, 1, "ldl $RA,$DISP($RB)", | 
|  | [(set GPRC:$RA, (sextloadi32 (add GPRC:$RB, immSExt16:$DISP)))], s_ild>; | 
|  | def LDLr  : MForm<0x28, 1, "ldl $RA,$DISP($RB)\t\t!gprellow", | 
|  | [(set GPRC:$RA, (sextloadi32 (Alpha_gprello tglobaladdr:$DISP, GPRC:$RB)))], s_ild>; | 
|  | def LDBU  : MForm<0x0A, 1, "ldbu $RA,$DISP($RB)", | 
|  | [(set GPRC:$RA, (zextloadi8 (add GPRC:$RB, immSExt16:$DISP)))], s_ild>; | 
|  | def LDBUr : MForm<0x0A, 1, "ldbu $RA,$DISP($RB)\t\t!gprellow", | 
|  | [(set GPRC:$RA, (zextloadi8 (Alpha_gprello tglobaladdr:$DISP, GPRC:$RB)))], s_ild>; | 
|  | def LDWU  : MForm<0x0C, 1, "ldwu $RA,$DISP($RB)", | 
|  | [(set GPRC:$RA, (zextloadi16 (add GPRC:$RB, immSExt16:$DISP)))], s_ild>; | 
|  | def LDWUr : MForm<0x0C, 1, "ldwu $RA,$DISP($RB)\t\t!gprellow", | 
|  | [(set GPRC:$RA, (zextloadi16 (Alpha_gprello tglobaladdr:$DISP, GPRC:$RB)))], s_ild>; | 
|  | } | 
|  |  | 
|  |  | 
|  | let OutOperandList = (ops), InOperandList = (ops GPRC:$RA, s64imm:$DISP, GPRC:$RB) in { | 
|  | def STB   : MForm<0x0E, 0, "stb $RA,$DISP($RB)", | 
|  | [(truncstorei8 GPRC:$RA, (add GPRC:$RB, immSExt16:$DISP))], s_ist>; | 
|  | def STBr  : MForm<0x0E, 0, "stb $RA,$DISP($RB)\t\t!gprellow", | 
|  | [(truncstorei8 GPRC:$RA, (Alpha_gprello tglobaladdr:$DISP, GPRC:$RB))], s_ist>; | 
|  | def STW   : MForm<0x0D, 0, "stw $RA,$DISP($RB)", | 
|  | [(truncstorei16 GPRC:$RA, (add GPRC:$RB, immSExt16:$DISP))], s_ist>; | 
|  | def STWr  : MForm<0x0D, 0, "stw $RA,$DISP($RB)\t\t!gprellow", | 
|  | [(truncstorei16 GPRC:$RA, (Alpha_gprello tglobaladdr:$DISP, GPRC:$RB))], s_ist>; | 
|  | def STL   : MForm<0x2C, 0, "stl $RA,$DISP($RB)", | 
|  | [(truncstorei32 GPRC:$RA, (add GPRC:$RB, immSExt16:$DISP))], s_ist>; | 
|  | def STLr  : MForm<0x2C, 0, "stl $RA,$DISP($RB)\t\t!gprellow", | 
|  | [(truncstorei32 GPRC:$RA, (Alpha_gprello tglobaladdr:$DISP, GPRC:$RB))], s_ist>; | 
|  | def STQ   : MForm<0x2D, 0, "stq $RA,$DISP($RB)", | 
|  | [(store GPRC:$RA, (add GPRC:$RB, immSExt16:$DISP))], s_ist>; | 
|  | def STQr  : MForm<0x2D, 0, "stq $RA,$DISP($RB)\t\t!gprellow", | 
|  | [(store GPRC:$RA, (Alpha_gprello tglobaladdr:$DISP, GPRC:$RB))], s_ist>; | 
|  | } | 
|  |  | 
|  | //Load address | 
|  | let OutOperandList = (ops GPRC:$RA), InOperandList = (ops s64imm:$DISP, GPRC:$RB) in { | 
|  | def LDA   : MForm<0x08, 0, "lda $RA,$DISP($RB)", | 
|  | [(set GPRC:$RA, (add GPRC:$RB, immSExt16:$DISP))], s_lda>; | 
|  | def LDAr  : MForm<0x08, 0, "lda $RA,$DISP($RB)\t\t!gprellow", | 
|  | [(set GPRC:$RA, (Alpha_gprello tglobaladdr:$DISP, GPRC:$RB))], s_lda>;  //Load address | 
|  | def LDAH  : MForm<0x09, 0, "ldah $RA,$DISP($RB)", | 
|  | [], s_lda>;  //Load address high | 
|  | def LDAHr : MForm<0x09, 0, "ldah $RA,$DISP($RB)\t\t!gprelhigh", | 
|  | [(set GPRC:$RA, (Alpha_gprelhi tglobaladdr:$DISP, GPRC:$RB))], s_lda>;  //Load address high | 
|  | } | 
|  |  | 
|  | let OutOperandList = (ops), InOperandList = (ops F4RC:$RA, s64imm:$DISP, GPRC:$RB) in { | 
|  | def STS  : MForm<0x26, 0, "sts $RA,$DISP($RB)", | 
|  | [(store F4RC:$RA, (add GPRC:$RB, immSExt16:$DISP))], s_fst>; | 
|  | def STSr : MForm<0x26, 0, "sts $RA,$DISP($RB)\t\t!gprellow", | 
|  | [(store F4RC:$RA, (Alpha_gprello tglobaladdr:$DISP, GPRC:$RB))], s_fst>; | 
|  | } | 
|  | let OutOperandList = (ops F4RC:$RA), InOperandList = (ops s64imm:$DISP, GPRC:$RB) in { | 
|  | def LDS  : MForm<0x22, 1, "lds $RA,$DISP($RB)", | 
|  | [(set F4RC:$RA, (load (add GPRC:$RB, immSExt16:$DISP)))], s_fld>; | 
|  | def LDSr : MForm<0x22, 1, "lds $RA,$DISP($RB)\t\t!gprellow", | 
|  | [(set F4RC:$RA, (load (Alpha_gprello tglobaladdr:$DISP, GPRC:$RB)))], s_fld>; | 
|  | } | 
|  | let OutOperandList = (ops), InOperandList = (ops F8RC:$RA, s64imm:$DISP, GPRC:$RB) in { | 
|  | def STT  : MForm<0x27, 0, "stt $RA,$DISP($RB)", | 
|  | [(store F8RC:$RA, (add GPRC:$RB, immSExt16:$DISP))], s_fst>; | 
|  | def STTr : MForm<0x27, 0, "stt $RA,$DISP($RB)\t\t!gprellow", | 
|  | [(store F8RC:$RA, (Alpha_gprello tglobaladdr:$DISP, GPRC:$RB))], s_fst>; | 
|  | } | 
|  | let OutOperandList = (ops F8RC:$RA), InOperandList = (ops s64imm:$DISP, GPRC:$RB) in { | 
|  | def LDT  : MForm<0x23, 1, "ldt $RA,$DISP($RB)", | 
|  | [(set F8RC:$RA, (load (add GPRC:$RB, immSExt16:$DISP)))], s_fld>; | 
|  | def LDTr : MForm<0x23, 1, "ldt $RA,$DISP($RB)\t\t!gprellow", | 
|  | [(set F8RC:$RA, (load (Alpha_gprello tglobaladdr:$DISP, GPRC:$RB)))], s_fld>; | 
|  | } | 
|  |  | 
|  |  | 
|  | //constpool rels | 
|  | def : Pat<(i64 (load (Alpha_gprello tconstpool:$DISP, GPRC:$RB))), | 
|  | (LDQr tconstpool:$DISP, GPRC:$RB)>; | 
|  | def : Pat<(i64 (sextloadi32 (Alpha_gprello tconstpool:$DISP, GPRC:$RB))), | 
|  | (LDLr tconstpool:$DISP, GPRC:$RB)>; | 
|  | def : Pat<(i64 (zextloadi8 (Alpha_gprello tconstpool:$DISP, GPRC:$RB))), | 
|  | (LDBUr tconstpool:$DISP, GPRC:$RB)>; | 
|  | def : Pat<(i64 (zextloadi16 (Alpha_gprello tconstpool:$DISP, GPRC:$RB))), | 
|  | (LDWUr tconstpool:$DISP, GPRC:$RB)>; | 
|  | def : Pat<(i64 (Alpha_gprello tconstpool:$DISP, GPRC:$RB)), | 
|  | (LDAr tconstpool:$DISP, GPRC:$RB)>; | 
|  | def : Pat<(i64 (Alpha_gprelhi tconstpool:$DISP, GPRC:$RB)), | 
|  | (LDAHr tconstpool:$DISP, GPRC:$RB)>; | 
|  | def : Pat<(f32 (load (Alpha_gprello tconstpool:$DISP, GPRC:$RB))), | 
|  | (LDSr tconstpool:$DISP, GPRC:$RB)>; | 
|  | def : Pat<(f64 (load (Alpha_gprello tconstpool:$DISP, GPRC:$RB))), | 
|  | (LDTr tconstpool:$DISP, GPRC:$RB)>; | 
|  |  | 
|  | //jumptable rels | 
|  | def : Pat<(i64 (Alpha_gprelhi tjumptable:$DISP, GPRC:$RB)), | 
|  | (LDAHr tjumptable:$DISP, GPRC:$RB)>; | 
|  | def : Pat<(i64 (Alpha_gprello tjumptable:$DISP, GPRC:$RB)), | 
|  | (LDAr tjumptable:$DISP, GPRC:$RB)>; | 
|  |  | 
|  |  | 
|  | //misc ext patterns | 
|  | def : Pat<(i64 (extloadi8 (add GPRC:$RB, immSExt16:$DISP))), | 
|  | (LDBU   immSExt16:$DISP, GPRC:$RB)>; | 
|  | def : Pat<(i64 (extloadi16 (add GPRC:$RB, immSExt16:$DISP))), | 
|  | (LDWU  immSExt16:$DISP, GPRC:$RB)>; | 
|  | def : Pat<(i64 (extloadi32 (add GPRC:$RB, immSExt16:$DISP))), | 
|  | (LDL   immSExt16:$DISP, GPRC:$RB)>; | 
|  |  | 
|  | //0 disp patterns | 
|  | def : Pat<(i64 (load GPRC:$addr)), | 
|  | (LDQ  0, GPRC:$addr)>; | 
|  | def : Pat<(f64 (load GPRC:$addr)), | 
|  | (LDT  0, GPRC:$addr)>; | 
|  | def : Pat<(f32 (load GPRC:$addr)), | 
|  | (LDS  0, GPRC:$addr)>; | 
|  | def : Pat<(i64 (sextloadi32 GPRC:$addr)), | 
|  | (LDL  0, GPRC:$addr)>; | 
|  | def : Pat<(i64 (zextloadi16 GPRC:$addr)), | 
|  | (LDWU 0, GPRC:$addr)>; | 
|  | def : Pat<(i64 (zextloadi8 GPRC:$addr)), | 
|  | (LDBU 0, GPRC:$addr)>; | 
|  | def : Pat<(i64 (extloadi8 GPRC:$addr)), | 
|  | (LDBU 0, GPRC:$addr)>; | 
|  | def : Pat<(i64 (extloadi16 GPRC:$addr)), | 
|  | (LDWU 0, GPRC:$addr)>; | 
|  | def : Pat<(i64 (extloadi32 GPRC:$addr)), | 
|  | (LDL  0, GPRC:$addr)>; | 
|  |  | 
|  | def : Pat<(store GPRC:$DATA, GPRC:$addr), | 
|  | (STQ  GPRC:$DATA, 0, GPRC:$addr)>; | 
|  | def : Pat<(store F8RC:$DATA, GPRC:$addr), | 
|  | (STT  F8RC:$DATA, 0, GPRC:$addr)>; | 
|  | def : Pat<(store F4RC:$DATA, GPRC:$addr), | 
|  | (STS  F4RC:$DATA, 0, GPRC:$addr)>; | 
|  | def : Pat<(truncstorei32 GPRC:$DATA, GPRC:$addr), | 
|  | (STL  GPRC:$DATA, 0, GPRC:$addr)>; | 
|  | def : Pat<(truncstorei16 GPRC:$DATA, GPRC:$addr), | 
|  | (STW GPRC:$DATA, 0, GPRC:$addr)>; | 
|  | def : Pat<(truncstorei8 GPRC:$DATA, GPRC:$addr), | 
|  | (STB GPRC:$DATA, 0, GPRC:$addr)>; | 
|  |  | 
|  |  | 
|  | //load address, rellocated gpdist form | 
|  | let OutOperandList = (ops GPRC:$RA), | 
|  | InOperandList = (ops s16imm:$DISP, GPRC:$RB, s16imm:$NUM), | 
|  | mayLoad = 1 in { | 
|  | def LDAg  : MForm<0x08, 1, "lda $RA,0($RB)\t\t!gpdisp!$NUM", [], s_lda>;  //Load address | 
|  | def LDAHg : MForm<0x09, 1, "ldah $RA,0($RB)\t\t!gpdisp!$NUM", [], s_lda>;  //Load address | 
|  | } | 
|  |  | 
|  | //Load quad, rellocated literal form | 
|  | let OutOperandList = (ops GPRC:$RA), InOperandList = (ops s64imm:$DISP, GPRC:$RB) in | 
|  | def LDQl : MForm<0x29, 1, "ldq $RA,$DISP($RB)\t\t!literal", | 
|  | [(set GPRC:$RA, (Alpha_rellit tglobaladdr:$DISP, GPRC:$RB))], s_ild>; | 
|  | def : Pat<(Alpha_rellit texternalsym:$ext, GPRC:$RB), | 
|  | (LDQl texternalsym:$ext, GPRC:$RB)>; | 
|  |  | 
|  | let OutOperandList = (outs GPRC:$RR), | 
|  | InOperandList = (ins GPRC:$RA, s64imm:$DISP, GPRC:$RB), | 
|  | Constraints = "$RA = $RR", | 
|  | DisableEncoding = "$RR" in { | 
|  | def STQ_C : MForm<0x2F, 0, "stq_l $RA,$DISP($RB)", [], s_ist>; | 
|  | def STL_C : MForm<0x2E, 0, "stl_l $RA,$DISP($RB)", [], s_ist>; | 
|  | } | 
|  | let OutOperandList = (ops GPRC:$RA), | 
|  | InOperandList = (ops s64imm:$DISP, GPRC:$RB), | 
|  | mayLoad = 1 in { | 
|  | def LDQ_L : MForm<0x2B, 1, "ldq_l $RA,$DISP($RB)", [], s_ild>; | 
|  | def LDL_L : MForm<0x2A, 1, "ldl_l $RA,$DISP($RB)", [], s_ild>; | 
|  | } | 
|  |  | 
|  | def RPCC : MfcForm<0x18, 0xC000, "rpcc $RA", s_rpcc>; //Read process cycle counter | 
|  | def MB  : MfcPForm<0x18, 0x4000, "mb",  s_imisc>; //memory barrier | 
|  | def WMB : MfcPForm<0x18, 0x4400, "wmb", s_imisc>; //write memory barrier | 
|  |  | 
|  | def : Pat<(membarrier (i64 imm:$ll), (i64 imm:$ls), (i64 imm:$sl), (i64 1), (i64 imm:$dev)), | 
|  | (WMB)>; | 
|  | def : Pat<(membarrier (i64 imm:$ll), (i64 imm:$ls), (i64 imm:$sl), (i64 imm:$ss), (i64 imm:$dev)), | 
|  | (MB)>; | 
|  |  | 
|  | //Basic Floating point ops | 
|  |  | 
|  | //Floats | 
|  |  | 
|  | let OutOperandList = (ops F4RC:$RC), InOperandList = (ops F4RC:$RB), Fa = 31 in | 
|  | def SQRTS : FPForm<0x14, 0x58B, "sqrts/su $RB,$RC", | 
|  | [(set F4RC:$RC, (fsqrt F4RC:$RB))], s_fsqrts>; | 
|  |  | 
|  | let OutOperandList = (ops F4RC:$RC), InOperandList = (ops F4RC:$RA, F4RC:$RB) in { | 
|  | def ADDS  : FPForm<0x16, 0x580, "adds/su $RA,$RB,$RC", | 
|  | [(set F4RC:$RC, (fadd F4RC:$RA, F4RC:$RB))], s_fadd>; | 
|  | def SUBS  : FPForm<0x16, 0x581, "subs/su $RA,$RB,$RC", | 
|  | [(set F4RC:$RC, (fsub F4RC:$RA, F4RC:$RB))], s_fadd>; | 
|  | def DIVS  : FPForm<0x16, 0x583, "divs/su $RA,$RB,$RC", | 
|  | [(set F4RC:$RC, (fdiv F4RC:$RA, F4RC:$RB))], s_fdivs>; | 
|  | def MULS  : FPForm<0x16, 0x582, "muls/su $RA,$RB,$RC", | 
|  | [(set F4RC:$RC, (fmul F4RC:$RA, F4RC:$RB))], s_fmul>; | 
|  |  | 
|  | def CPYSS  : FPForm<0x17, 0x020, "cpys $RA,$RB,$RC", | 
|  | [(set F4RC:$RC, (fcopysign F4RC:$RB, F4RC:$RA))], s_fadd>; | 
|  | def CPYSES : FPForm<0x17, 0x022, "cpyse $RA,$RB,$RC",[], s_fadd>; //Copy sign and exponent | 
|  | def CPYSNS : FPForm<0x17, 0x021, "cpysn $RA,$RB,$RC", | 
|  | [(set F4RC:$RC, (fneg (fcopysign F4RC:$RB, F4RC:$RA)))], s_fadd>; | 
|  | } | 
|  |  | 
|  | //Doubles | 
|  |  | 
|  | let OutOperandList = (ops F8RC:$RC), InOperandList = (ops F8RC:$RB), Fa = 31 in | 
|  | def SQRTT : FPForm<0x14, 0x5AB, "sqrtt/su $RB,$RC", | 
|  | [(set F8RC:$RC, (fsqrt F8RC:$RB))], s_fsqrtt>; | 
|  |  | 
|  | let OutOperandList = (ops F8RC:$RC), InOperandList = (ops F8RC:$RA, F8RC:$RB) in { | 
|  | def ADDT  : FPForm<0x16, 0x5A0, "addt/su $RA,$RB,$RC", | 
|  | [(set F8RC:$RC, (fadd F8RC:$RA, F8RC:$RB))], s_fadd>; | 
|  | def SUBT  : FPForm<0x16, 0x5A1, "subt/su $RA,$RB,$RC", | 
|  | [(set F8RC:$RC, (fsub F8RC:$RA, F8RC:$RB))], s_fadd>; | 
|  | def DIVT  : FPForm<0x16, 0x5A3, "divt/su $RA,$RB,$RC", | 
|  | [(set F8RC:$RC, (fdiv F8RC:$RA, F8RC:$RB))], s_fdivt>; | 
|  | def MULT  : FPForm<0x16, 0x5A2, "mult/su $RA,$RB,$RC", | 
|  | [(set F8RC:$RC, (fmul F8RC:$RA, F8RC:$RB))], s_fmul>; | 
|  |  | 
|  | def CPYST  : FPForm<0x17, 0x020, "cpys $RA,$RB,$RC", | 
|  | [(set F8RC:$RC, (fcopysign F8RC:$RB, F8RC:$RA))], s_fadd>; | 
|  | def CPYSET : FPForm<0x17, 0x022, "cpyse $RA,$RB,$RC",[], s_fadd>; //Copy sign and exponent | 
|  | def CPYSNT : FPForm<0x17, 0x021, "cpysn $RA,$RB,$RC", | 
|  | [(set F8RC:$RC, (fneg (fcopysign F8RC:$RB, F8RC:$RA)))], s_fadd>; | 
|  |  | 
|  | def CMPTEQ : FPForm<0x16, 0x5A5, "cmpteq/su $RA,$RB,$RC", [], s_fadd>; | 
|  | //                    [(set F8RC:$RC, (seteq F8RC:$RA, F8RC:$RB))]>; | 
|  | def CMPTLE : FPForm<0x16, 0x5A7, "cmptle/su $RA,$RB,$RC", [], s_fadd>; | 
|  | //                    [(set F8RC:$RC, (setle F8RC:$RA, F8RC:$RB))]>; | 
|  | def CMPTLT : FPForm<0x16, 0x5A6, "cmptlt/su $RA,$RB,$RC", [], s_fadd>; | 
|  | //                    [(set F8RC:$RC, (setlt F8RC:$RA, F8RC:$RB))]>; | 
|  | def CMPTUN : FPForm<0x16, 0x5A4, "cmptun/su $RA,$RB,$RC", [], s_fadd>; | 
|  | //                    [(set F8RC:$RC, (setuo F8RC:$RA, F8RC:$RB))]>; | 
|  | } | 
|  |  | 
|  | //More CPYS forms: | 
|  | let OutOperandList = (ops F8RC:$RC), InOperandList = (ops F4RC:$RA, F8RC:$RB) in { | 
|  | def CPYSTs  : FPForm<0x17, 0x020, "cpys $RA,$RB,$RC", | 
|  | [(set F8RC:$RC, (fcopysign F8RC:$RB, F4RC:$RA))], s_fadd>; | 
|  | def CPYSNTs : FPForm<0x17, 0x021, "cpysn $RA,$RB,$RC", | 
|  | [(set F8RC:$RC, (fneg (fcopysign F8RC:$RB, F4RC:$RA)))], s_fadd>; | 
|  | } | 
|  | let OutOperandList = (ops F4RC:$RC), InOperandList = (ops F8RC:$RA, F4RC:$RB) in { | 
|  | def CPYSSt  : FPForm<0x17, 0x020, "cpys $RA,$RB,$RC", | 
|  | [(set F4RC:$RC, (fcopysign F4RC:$RB, F8RC:$RA))], s_fadd>; | 
|  | def CPYSESt : FPForm<0x17, 0x022, "cpyse $RA,$RB,$RC",[], s_fadd>; //Copy sign and exponent | 
|  | def CPYSNSt : FPForm<0x17, 0x021, "cpysn $RA,$RB,$RC", | 
|  | [(set F4RC:$RC, (fneg (fcopysign F4RC:$RB, F8RC:$RA)))], s_fadd>; | 
|  | } | 
|  |  | 
|  | //conditional moves, floats | 
|  | let OutOperandList = (ops F4RC:$RDEST), InOperandList = (ops F4RC:$RFALSE, F4RC:$RTRUE, F8RC:$RCOND), | 
|  | isTwoAddress = 1 in { | 
|  | def FCMOVEQS : FPForm<0x17, 0x02A, "fcmoveq $RCOND,$RTRUE,$RDEST",[], s_fcmov>; //FCMOVE if = zero | 
|  | def FCMOVGES : FPForm<0x17, 0x02D, "fcmovge $RCOND,$RTRUE,$RDEST",[], s_fcmov>; //FCMOVE if >= zero | 
|  | def FCMOVGTS : FPForm<0x17, 0x02F, "fcmovgt $RCOND,$RTRUE,$RDEST",[], s_fcmov>; //FCMOVE if > zero | 
|  | def FCMOVLES : FPForm<0x17, 0x02E, "fcmovle $RCOND,$RTRUE,$RDEST",[], s_fcmov>; //FCMOVE if <= zero | 
|  | def FCMOVLTS : FPForm<0x17, 0x02C, "fcmovlt $RCOND,$RTRUE,$RDEST",[], s_fcmov>; // FCMOVE if < zero | 
|  | def FCMOVNES : FPForm<0x17, 0x02B, "fcmovne $RCOND,$RTRUE,$RDEST",[], s_fcmov>; //FCMOVE if != zero | 
|  | } | 
|  | //conditional moves, doubles | 
|  | let OutOperandList = (ops F8RC:$RDEST), InOperandList = (ops F8RC:$RFALSE, F8RC:$RTRUE, F8RC:$RCOND), | 
|  | isTwoAddress = 1 in { | 
|  | def FCMOVEQT : FPForm<0x17, 0x02A, "fcmoveq $RCOND,$RTRUE,$RDEST", [], s_fcmov>; | 
|  | def FCMOVGET : FPForm<0x17, 0x02D, "fcmovge $RCOND,$RTRUE,$RDEST", [], s_fcmov>; | 
|  | def FCMOVGTT : FPForm<0x17, 0x02F, "fcmovgt $RCOND,$RTRUE,$RDEST", [], s_fcmov>; | 
|  | def FCMOVLET : FPForm<0x17, 0x02E, "fcmovle $RCOND,$RTRUE,$RDEST", [], s_fcmov>; | 
|  | def FCMOVLTT : FPForm<0x17, 0x02C, "fcmovlt $RCOND,$RTRUE,$RDEST", [], s_fcmov>; | 
|  | def FCMOVNET : FPForm<0x17, 0x02B, "fcmovne $RCOND,$RTRUE,$RDEST", [], s_fcmov>; | 
|  | } | 
|  |  | 
|  | //misc FP selects | 
|  | //Select double | 
|  |  | 
|  | def : Pat<(select (seteq F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTEQ F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setoeq F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTEQ F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setueq F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTEQ F8RC:$RA, F8RC:$RB))>; | 
|  |  | 
|  | def : Pat<(select (setne F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVEQT F8RC:$sf, F8RC:$st, (CMPTEQ F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setone F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVEQT F8RC:$sf, F8RC:$st, (CMPTEQ F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setune F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVEQT F8RC:$sf, F8RC:$st, (CMPTEQ F8RC:$RA, F8RC:$RB))>; | 
|  |  | 
|  | def : Pat<(select (setgt F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTLT F8RC:$RB, F8RC:$RA))>; | 
|  | def : Pat<(select (setogt F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTLT F8RC:$RB, F8RC:$RA))>; | 
|  | def : Pat<(select (setugt F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTLT F8RC:$RB, F8RC:$RA))>; | 
|  |  | 
|  | def : Pat<(select (setge F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTLE F8RC:$RB, F8RC:$RA))>; | 
|  | def : Pat<(select (setoge F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTLE F8RC:$RB, F8RC:$RA))>; | 
|  | def : Pat<(select (setuge F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTLE F8RC:$RB, F8RC:$RA))>; | 
|  |  | 
|  | def : Pat<(select (setlt F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTLT F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setolt F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTLT F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setult F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTLT F8RC:$RA, F8RC:$RB))>; | 
|  |  | 
|  | def : Pat<(select (setle F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTLE F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setole F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTLE F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setule F8RC:$RA, F8RC:$RB), F8RC:$st, F8RC:$sf), | 
|  | (FCMOVNET F8RC:$sf, F8RC:$st, (CMPTLE F8RC:$RA, F8RC:$RB))>; | 
|  |  | 
|  | //Select single | 
|  | def : Pat<(select (seteq F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTEQ F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setoeq F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTEQ F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setueq F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTEQ F8RC:$RA, F8RC:$RB))>; | 
|  |  | 
|  | def : Pat<(select (setne F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVEQS F4RC:$sf, F4RC:$st, (CMPTEQ F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setone F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVEQS F4RC:$sf, F4RC:$st, (CMPTEQ F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setune F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVEQS F4RC:$sf, F4RC:$st, (CMPTEQ F8RC:$RA, F8RC:$RB))>; | 
|  |  | 
|  | def : Pat<(select (setgt F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTLT F8RC:$RB, F8RC:$RA))>; | 
|  | def : Pat<(select (setogt F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTLT F8RC:$RB, F8RC:$RA))>; | 
|  | def : Pat<(select (setugt F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTLT F8RC:$RB, F8RC:$RA))>; | 
|  |  | 
|  | def : Pat<(select (setge F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTLE F8RC:$RB, F8RC:$RA))>; | 
|  | def : Pat<(select (setoge F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTLE F8RC:$RB, F8RC:$RA))>; | 
|  | def : Pat<(select (setuge F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTLE F8RC:$RB, F8RC:$RA))>; | 
|  |  | 
|  | def : Pat<(select (setlt F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTLT F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setolt F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTLT F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setult F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTLT F8RC:$RA, F8RC:$RB))>; | 
|  |  | 
|  | def : Pat<(select (setle F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTLE F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setole F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTLE F8RC:$RA, F8RC:$RB))>; | 
|  | def : Pat<(select (setule F8RC:$RA, F8RC:$RB), F4RC:$st, F4RC:$sf), | 
|  | (FCMOVNES F4RC:$sf, F4RC:$st, (CMPTLE F8RC:$RA, F8RC:$RB))>; | 
|  |  | 
|  |  | 
|  |  | 
|  | let OutOperandList = (ops GPRC:$RC), InOperandList = (ops F4RC:$RA), Fb = 31 in | 
|  | def FTOIS : FPForm<0x1C, 0x078, "ftois $RA,$RC", | 
|  | [(set GPRC:$RC, (bitconvert F4RC:$RA))], s_ftoi>; //Floating to integer move, S_floating | 
|  | let OutOperandList = (ops GPRC:$RC), InOperandList = (ops F8RC:$RA), Fb = 31 in | 
|  | def FTOIT : FPForm<0x1C, 0x070, "ftoit $RA,$RC", | 
|  | [(set GPRC:$RC, (bitconvert F8RC:$RA))], s_ftoi>; //Floating to integer move | 
|  | let OutOperandList = (ops F4RC:$RC), InOperandList = (ops GPRC:$RA), Fb = 31 in | 
|  | def ITOFS : FPForm<0x14, 0x004, "itofs $RA,$RC", | 
|  | [(set F4RC:$RC, (bitconvert GPRC:$RA))], s_itof>; //Integer to floating move, S_floating | 
|  | let OutOperandList = (ops F8RC:$RC), InOperandList = (ops GPRC:$RA), Fb = 31 in | 
|  | def ITOFT : FPForm<0x14, 0x024, "itoft $RA,$RC", | 
|  | [(set F8RC:$RC, (bitconvert GPRC:$RA))], s_itof>; //Integer to floating move | 
|  |  | 
|  |  | 
|  | let OutOperandList = (ops F4RC:$RC), InOperandList = (ops F8RC:$RB), Fa = 31 in | 
|  | def CVTQS : FPForm<0x16, 0x7BC, "cvtqs/sui $RB,$RC", | 
|  | [(set F4RC:$RC, (Alpha_cvtqs F8RC:$RB))], s_fadd>; | 
|  | let OutOperandList = (ops F8RC:$RC), InOperandList = (ops F8RC:$RB), Fa = 31 in | 
|  | def CVTQT : FPForm<0x16, 0x7BE, "cvtqt/sui $RB,$RC", | 
|  | [(set F8RC:$RC, (Alpha_cvtqt F8RC:$RB))], s_fadd>; | 
|  | let OutOperandList = (ops F8RC:$RC), InOperandList = (ops F8RC:$RB), Fa = 31 in | 
|  | def CVTTQ : FPForm<0x16, 0x52F, "cvttq/svc $RB,$RC", | 
|  | [(set F8RC:$RC, (Alpha_cvttq F8RC:$RB))], s_fadd>; | 
|  | let OutOperandList = (ops F8RC:$RC), InOperandList = (ops F4RC:$RB), Fa = 31 in | 
|  | def CVTST : FPForm<0x16, 0x6AC, "cvtst/s $RB,$RC", | 
|  | [(set F8RC:$RC, (fextend F4RC:$RB))], s_fadd>; | 
|  | let OutOperandList = (ops F4RC:$RC), InOperandList = (ops F8RC:$RB), Fa = 31 in | 
|  | def CVTTS : FPForm<0x16, 0x7AC, "cvtts/sui $RB,$RC", | 
|  | [(set F4RC:$RC, (fround F8RC:$RB))], s_fadd>; | 
|  |  | 
|  | def :  Pat<(select GPRC:$RC, F8RC:$st, F8RC:$sf), | 
|  | (f64 (FCMOVEQT  F8RC:$st, F8RC:$sf, (ITOFT GPRC:$RC)))>; | 
|  | def :  Pat<(select GPRC:$RC, F4RC:$st, F4RC:$sf), | 
|  | (f32 (FCMOVEQS  F4RC:$st, F4RC:$sf, (ITOFT GPRC:$RC)))>; | 
|  |  | 
|  | ///////////////////////////////////////////////////////// | 
|  | //Branching | 
|  | ///////////////////////////////////////////////////////// | 
|  | class br_icc<bits<6> opc, string asmstr> | 
|  | : BFormN<opc, (ops u64imm:$opc, GPRC:$R, target:$dst), | 
|  | !strconcat(asmstr, " $R,$dst"),  s_icbr>; | 
|  | class br_fcc<bits<6> opc, string asmstr> | 
|  | : BFormN<opc, (ops u64imm:$opc, F8RC:$R, target:$dst), | 
|  | !strconcat(asmstr, " $R,$dst"),  s_fbr>; | 
|  |  | 
|  | let isBranch = 1, isTerminator = 1, hasCtrlDep = 1 in { | 
|  | let Ra = 31 in | 
|  | def BR : BFormD<0x30, "br $$31,$DISP", [(br bb:$DISP)], s_ubr>; | 
|  |  | 
|  | def COND_BRANCH_I : BFormN<0, (ops u64imm:$opc, GPRC:$R, target:$dst), | 
|  | "{:comment} COND_BRANCH imm:$opc, GPRC:$R, bb:$dst", | 
|  | s_icbr>; | 
|  | def COND_BRANCH_F : BFormN<0, (ops u64imm:$opc, F8RC:$R, target:$dst), | 
|  | "{:comment} COND_BRANCH imm:$opc, F8RC:$R, bb:$dst", | 
|  | s_fbr>; | 
|  | //Branches, int | 
|  | def BEQ  : br_icc<0x39, "beq">; | 
|  | def BGE  : br_icc<0x3E, "bge">; | 
|  | def BGT  : br_icc<0x3F, "bgt">; | 
|  | def BLBC : br_icc<0x38, "blbc">; | 
|  | def BLBS : br_icc<0x3C, "blbs">; | 
|  | def BLE  : br_icc<0x3B, "ble">; | 
|  | def BLT  : br_icc<0x3A, "blt">; | 
|  | def BNE  : br_icc<0x3D, "bne">; | 
|  |  | 
|  | //Branches, float | 
|  | def FBEQ : br_fcc<0x31, "fbeq">; | 
|  | def FBGE : br_fcc<0x36, "fbge">; | 
|  | def FBGT : br_fcc<0x37, "fbgt">; | 
|  | def FBLE : br_fcc<0x33, "fble">; | 
|  | def FBLT : br_fcc<0x32, "fblt">; | 
|  | def FBNE : br_fcc<0x36, "fbne">; | 
|  | } | 
|  |  | 
|  | //An ugly trick to get the opcode as an imm I can use | 
|  | def immBRCond : SDNodeXForm<imm, [{ | 
|  | switch((uint64_t)N->getZExtValue()) { | 
|  | default: assert(0 && "Unknown branch type"); | 
|  | case 0:  return getI64Imm(Alpha::BEQ); | 
|  | case 1:  return getI64Imm(Alpha::BNE); | 
|  | case 2:  return getI64Imm(Alpha::BGE); | 
|  | case 3:  return getI64Imm(Alpha::BGT); | 
|  | case 4:  return getI64Imm(Alpha::BLE); | 
|  | case 5:  return getI64Imm(Alpha::BLT); | 
|  | case 6:  return getI64Imm(Alpha::BLBS); | 
|  | case 7:  return getI64Imm(Alpha::BLBC); | 
|  | case 20: return getI64Imm(Alpha::FBEQ); | 
|  | case 21: return getI64Imm(Alpha::FBNE); | 
|  | case 22: return getI64Imm(Alpha::FBGE); | 
|  | case 23: return getI64Imm(Alpha::FBGT); | 
|  | case 24: return getI64Imm(Alpha::FBLE); | 
|  | case 25: return getI64Imm(Alpha::FBLT); | 
|  | } | 
|  | }]>; | 
|  |  | 
|  | //Int cond patterns | 
|  | def : Pat<(brcond (seteq GPRC:$RA, 0), bb:$DISP), | 
|  | (COND_BRANCH_I (immBRCond 0),  GPRC:$RA, bb:$DISP)>; | 
|  | def : Pat<(brcond (setge GPRC:$RA, 0), bb:$DISP), | 
|  | (COND_BRANCH_I (immBRCond 2),  GPRC:$RA, bb:$DISP)>; | 
|  | def : Pat<(brcond (setgt GPRC:$RA, 0), bb:$DISP), | 
|  | (COND_BRANCH_I (immBRCond 3),  GPRC:$RA, bb:$DISP)>; | 
|  | def : Pat<(brcond (and   GPRC:$RA, 1), bb:$DISP), | 
|  | (COND_BRANCH_I (immBRCond 6),  GPRC:$RA, bb:$DISP)>; | 
|  | def : Pat<(brcond (setle GPRC:$RA, 0), bb:$DISP), | 
|  | (COND_BRANCH_I (immBRCond 4),  GPRC:$RA, bb:$DISP)>; | 
|  | def : Pat<(brcond (setlt GPRC:$RA, 0), bb:$DISP), | 
|  | (COND_BRANCH_I (immBRCond 5),  GPRC:$RA, bb:$DISP)>; | 
|  | def : Pat<(brcond (setne GPRC:$RA, 0), bb:$DISP), | 
|  | (COND_BRANCH_I (immBRCond 1),  GPRC:$RA, bb:$DISP)>; | 
|  |  | 
|  | def : Pat<(brcond GPRC:$RA, bb:$DISP), | 
|  | (COND_BRANCH_I (immBRCond 1), GPRC:$RA, bb:$DISP)>; | 
|  | def : Pat<(brcond (setne GPRC:$RA, GPRC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_I (immBRCond 0), (CMPEQ GPRC:$RA, GPRC:$RB), bb:$DISP)>; | 
|  | def : Pat<(brcond (setne GPRC:$RA, immUExt8:$L), bb:$DISP), | 
|  | (COND_BRANCH_I (immBRCond 0), (CMPEQi GPRC:$RA, immUExt8:$L), bb:$DISP)>; | 
|  |  | 
|  | //FP cond patterns | 
|  | def : Pat<(brcond (seteq F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 20),  F8RC:$RA, bb:$DISP)>; | 
|  | def : Pat<(brcond (setne F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21),  F8RC:$RA, bb:$DISP)>; | 
|  | def : Pat<(brcond (setge F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 22),  F8RC:$RA, bb:$DISP)>; | 
|  | def : Pat<(brcond (setgt F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 23),  F8RC:$RA, bb:$DISP)>; | 
|  | def : Pat<(brcond (setle F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 24),  F8RC:$RA, bb:$DISP)>; | 
|  | def : Pat<(brcond (setlt F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 25),  F8RC:$RA, bb:$DISP)>; | 
|  |  | 
|  |  | 
|  | def : Pat<(brcond (seteq F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTEQ F8RC:$RA, F8RC:$RB), bb:$DISP)>; | 
|  | def : Pat<(brcond (setoeq F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTEQ F8RC:$RA, F8RC:$RB), bb:$DISP)>; | 
|  | def : Pat<(brcond (setueq F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTEQ F8RC:$RA, F8RC:$RB), bb:$DISP)>; | 
|  |  | 
|  | def : Pat<(brcond (setlt F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTLT F8RC:$RA, F8RC:$RB), bb:$DISP)>; | 
|  | def : Pat<(brcond (setolt F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTLT F8RC:$RA, F8RC:$RB), bb:$DISP)>; | 
|  | def : Pat<(brcond (setult F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTLT F8RC:$RA, F8RC:$RB), bb:$DISP)>; | 
|  |  | 
|  | def : Pat<(brcond (setle F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTLE F8RC:$RA, F8RC:$RB), bb:$DISP)>; | 
|  | def : Pat<(brcond (setole F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTLE F8RC:$RA, F8RC:$RB), bb:$DISP)>; | 
|  | def : Pat<(brcond (setule F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTLE F8RC:$RA, F8RC:$RB), bb:$DISP)>; | 
|  |  | 
|  | def : Pat<(brcond (setgt F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTLT F8RC:$RB, F8RC:$RA), bb:$DISP)>; | 
|  | def : Pat<(brcond (setogt F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTLT F8RC:$RB, F8RC:$RA), bb:$DISP)>; | 
|  | def : Pat<(brcond (setugt F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTLT F8RC:$RB, F8RC:$RA), bb:$DISP)>; | 
|  |  | 
|  | def : Pat<(brcond (setge F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTLE F8RC:$RB, F8RC:$RA), bb:$DISP)>; | 
|  | def : Pat<(brcond (setoge F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTLE F8RC:$RB, F8RC:$RA), bb:$DISP)>; | 
|  | def : Pat<(brcond (setuge F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), (CMPTLE F8RC:$RB, F8RC:$RA), bb:$DISP)>; | 
|  |  | 
|  | def : Pat<(brcond (setne F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 20), (CMPTEQ F8RC:$RA, F8RC:$RB), bb:$DISP)>; | 
|  | def : Pat<(brcond (setone F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 20), (CMPTEQ F8RC:$RA, F8RC:$RB), bb:$DISP)>; | 
|  | def : Pat<(brcond (setune F8RC:$RA, F8RC:$RB), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 20), (CMPTEQ F8RC:$RA, F8RC:$RB), bb:$DISP)>; | 
|  |  | 
|  |  | 
|  | def : Pat<(brcond (setoeq F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 20), F8RC:$RA,bb:$DISP)>; | 
|  | def : Pat<(brcond (setueq F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 20), F8RC:$RA,bb:$DISP)>; | 
|  |  | 
|  | def : Pat<(brcond (setoge F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 22), F8RC:$RA,bb:$DISP)>; | 
|  | def : Pat<(brcond (setuge F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 22), F8RC:$RA,bb:$DISP)>; | 
|  |  | 
|  | def : Pat<(brcond (setogt F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 23), F8RC:$RA,bb:$DISP)>; | 
|  | def : Pat<(brcond (setugt F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 23), F8RC:$RA,bb:$DISP)>; | 
|  |  | 
|  | def : Pat<(brcond (setole F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 24), F8RC:$RA,bb:$DISP)>; | 
|  | def : Pat<(brcond (setule F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 24), F8RC:$RA,bb:$DISP)>; | 
|  |  | 
|  | def : Pat<(brcond (setolt F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 25), F8RC:$RA,bb:$DISP)>; | 
|  | def : Pat<(brcond (setult F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 25), F8RC:$RA,bb:$DISP)>; | 
|  |  | 
|  | def : Pat<(brcond (setone F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), F8RC:$RA,bb:$DISP)>; | 
|  | def : Pat<(brcond (setune F8RC:$RA, immFPZ), bb:$DISP), | 
|  | (COND_BRANCH_F (immBRCond 21), F8RC:$RA,bb:$DISP)>; | 
|  |  | 
|  | //End Branches | 
|  |  | 
|  | //S_floating : IEEE Single | 
|  | //T_floating : IEEE Double | 
|  |  | 
|  | //Unused instructions | 
|  | //Mnemonic Format Opcode Description | 
|  | //CALL_PAL Pcd 00 Trap to PALcode | 
|  | //ECB Mfc 18.E800 Evict cache block | 
|  | //EXCB Mfc 18.0400 Exception barrier | 
|  | //FETCH Mfc 18.8000 Prefetch data | 
|  | //FETCH_M Mfc 18.A000 Prefetch data, modify intent | 
|  | //LDQ_U Mem 0B Load unaligned quadword | 
|  | //MB Mfc 18.4000 Memory barrier | 
|  | //STQ_U Mem 0F Store unaligned quadword | 
|  | //TRAPB Mfc 18.0000 Trap barrier | 
|  | //WH64 Mfc 18.F800 Write hint  64 bytes | 
|  | //WMB Mfc 18.4400 Write memory barrier | 
|  | //MF_FPCR F-P 17.025 Move from FPCR | 
|  | //MT_FPCR F-P 17.024 Move to FPCR | 
|  | //There are in the Multimedia extentions, so let's not use them yet | 
|  | //def MAXSB8  : OForm<0x1C, 0x3E, "MAXSB8 $RA,$RB,$RC">; //Vector signed byte maximum | 
|  | //def MAXSW4 : OForm< 0x1C, 0x3F, "MAXSW4 $RA,$RB,$RC">; //Vector signed word maximum | 
|  | //def MAXUB8  : OForm<0x1C, 0x3C, "MAXUB8 $RA,$RB,$RC">; //Vector unsigned byte maximum | 
|  | //def MAXUW4 : OForm< 0x1C, 0x3D, "MAXUW4 $RA,$RB,$RC">; //Vector unsigned word maximum | 
|  | //def MINSB8 : OForm< 0x1C, 0x38, "MINSB8 $RA,$RB,$RC">; //Vector signed byte minimum | 
|  | //def MINSW4 : OForm< 0x1C, 0x39, "MINSW4 $RA,$RB,$RC">; //Vector signed word minimum | 
|  | //def MINUB8 : OForm< 0x1C, 0x3A, "MINUB8 $RA,$RB,$RC">; //Vector unsigned byte minimum | 
|  | //def MINUW4 : OForm< 0x1C, 0x3B, "MINUW4 $RA,$RB,$RC">; //Vector unsigned word minimum | 
|  | //def PERR : OForm< 0x1C, 0x31, "PERR $RA,$RB,$RC">; //Pixel error | 
|  | //def PKLB : OForm< 0x1C, 0x37, "PKLB $RA,$RB,$RC">; //Pack longwords to bytes | 
|  | //def PKWB  : OForm<0x1C, 0x36, "PKWB $RA,$RB,$RC">; //Pack words to bytes | 
|  | //def UNPKBL : OForm< 0x1C, 0x35, "UNPKBL $RA,$RB,$RC">; //Unpack bytes to longwords | 
|  | //def UNPKBW : OForm< 0x1C, 0x34, "UNPKBW $RA,$RB,$RC">; //Unpack bytes to words | 
|  | //CVTLQ F-P 17.010 Convert longword to quadword | 
|  | //CVTQL F-P 17.030 Convert quadword to longword | 
|  |  | 
|  |  | 
|  | //Constant handling | 
|  |  | 
|  | def immConst2Part  : PatLeaf<(imm), [{ | 
|  | //true if imm fits in a LDAH LDA pair | 
|  | int64_t val = (int64_t)N->getZExtValue(); | 
|  | return (val <= IMM_FULLHIGH  && val >= IMM_FULLLOW); | 
|  | }]>; | 
|  | def immConst2PartInt  : PatLeaf<(imm), [{ | 
|  | //true if imm fits in a LDAH LDA pair with zeroext | 
|  | uint64_t uval = N->getZExtValue(); | 
|  | int32_t val32 = (int32_t)uval; | 
|  | return ((uval >> 32) == 0 && //empty upper bits | 
|  | val32 <= IMM_FULLHIGH); | 
|  | //          val32 >= IMM_FULLLOW  + IMM_LOW  * IMM_MULT); //Always True | 
|  | }], SExt32>; | 
|  |  | 
|  | def : Pat<(i64 immConst2Part:$imm), | 
|  | (LDA (LL16 immConst2Part:$imm), (LDAH (LH16 immConst2Part:$imm), R31))>; | 
|  |  | 
|  | def : Pat<(i64 immSExt16:$imm), | 
|  | (LDA immSExt16:$imm, R31)>; | 
|  |  | 
|  | def : Pat<(i64 immSExt16int:$imm), | 
|  | (ZAPNOTi (LDA (SExt16 immSExt16int:$imm), R31), 15)>; | 
|  | def : Pat<(i64 immConst2PartInt:$imm), | 
|  | (ZAPNOTi (LDA (LL16 (SExt32 immConst2PartInt:$imm)), | 
|  | (LDAH (LH16 (SExt32 immConst2PartInt:$imm)), R31)), 15)>; | 
|  |  | 
|  |  | 
|  | //TODO: I want to just define these like this! | 
|  | //def : Pat<(i64 0), | 
|  | //          (R31)>; | 
|  | //def : Pat<(f64 0.0), | 
|  | //          (F31)>; | 
|  | //def : Pat<(f64 -0.0), | 
|  | //          (CPYSNT F31, F31)>; | 
|  | //def : Pat<(f32 0.0), | 
|  | //          (F31)>; | 
|  | //def : Pat<(f32 -0.0), | 
|  | //          (CPYSNS F31, F31)>; | 
|  |  | 
|  | //Misc Patterns: | 
|  |  | 
|  | def : Pat<(sext_inreg GPRC:$RB, i32), | 
|  | (ADDLi GPRC:$RB, 0)>; | 
|  |  | 
|  | def : Pat<(fabs F8RC:$RB), | 
|  | (CPYST F31, F8RC:$RB)>; | 
|  | def : Pat<(fabs F4RC:$RB), | 
|  | (CPYSS F31, F4RC:$RB)>; | 
|  | def : Pat<(fneg F8RC:$RB), | 
|  | (CPYSNT F8RC:$RB, F8RC:$RB)>; | 
|  | def : Pat<(fneg F4RC:$RB), | 
|  | (CPYSNS F4RC:$RB, F4RC:$RB)>; | 
|  |  | 
|  | def : Pat<(fcopysign F4RC:$A, (fneg F4RC:$B)), | 
|  | (CPYSNS F4RC:$B, F4RC:$A)>; | 
|  | def : Pat<(fcopysign F8RC:$A, (fneg F8RC:$B)), | 
|  | (CPYSNT F8RC:$B, F8RC:$A)>; | 
|  | def : Pat<(fcopysign F4RC:$A, (fneg F8RC:$B)), | 
|  | (CPYSNSt F8RC:$B, F4RC:$A)>; | 
|  | def : Pat<(fcopysign F8RC:$A, (fneg F4RC:$B)), | 
|  | (CPYSNTs F4RC:$B, F8RC:$A)>; | 
|  |  | 
|  | //Yes, signed multiply high is ugly | 
|  | def : Pat<(mulhs GPRC:$RA, GPRC:$RB), | 
|  | (SUBQr (UMULHr GPRC:$RA, GPRC:$RB), (ADDQr (CMOVGEr GPRC:$RB, R31, GPRC:$RA), | 
|  | (CMOVGEr GPRC:$RA, R31, GPRC:$RB)))>; | 
|  |  | 
|  | //Stupid crazy arithmetic stuff: | 
|  | let AddedComplexity = 1 in { | 
|  | def : Pat<(mul GPRC:$RA, 5), (S4ADDQr GPRC:$RA, GPRC:$RA)>; | 
|  | def : Pat<(mul GPRC:$RA, 9), (S8ADDQr GPRC:$RA, GPRC:$RA)>; | 
|  | def : Pat<(mul GPRC:$RA, 3), (S4SUBQr GPRC:$RA, GPRC:$RA)>; | 
|  | def : Pat<(mul GPRC:$RA, 7), (S8SUBQr GPRC:$RA, GPRC:$RA)>; | 
|  |  | 
|  | //slight tree expansion if we are multiplying near to a power of 2 | 
|  | //n is above a power of 2 | 
|  | def : Pat<(mul GPRC:$RA, immRem1:$imm), | 
|  | (ADDQr (SLr GPRC:$RA, (nearP2X immRem1:$imm)), GPRC:$RA)>; | 
|  | def : Pat<(mul GPRC:$RA, immRem2:$imm), | 
|  | (ADDQr (SLr GPRC:$RA, (nearP2X immRem2:$imm)), (ADDQr GPRC:$RA, GPRC:$RA))>; | 
|  | def : Pat<(mul GPRC:$RA, immRem3:$imm), | 
|  | (ADDQr (SLr GPRC:$RA, (nearP2X immRem3:$imm)), (S4SUBQr GPRC:$RA, GPRC:$RA))>; | 
|  | def : Pat<(mul GPRC:$RA, immRem4:$imm), | 
|  | (S4ADDQr GPRC:$RA, (SLr GPRC:$RA, (nearP2X immRem4:$imm)))>; | 
|  | def : Pat<(mul GPRC:$RA, immRem5:$imm), | 
|  | (ADDQr (SLr GPRC:$RA, (nearP2X immRem5:$imm)), (S4ADDQr GPRC:$RA, GPRC:$RA))>; | 
|  | def : Pat<(mul GPRC:$RA, immRemP2:$imm), | 
|  | (ADDQr (SLr GPRC:$RA, (nearP2X immRemP2:$imm)), (SLi GPRC:$RA, (nearP2RemX immRemP2:$imm)))>; | 
|  |  | 
|  | //n is below a power of 2 | 
|  | //FIXME: figure out why something is truncating the imm to 32bits | 
|  | // this will fix 2007-11-27-mulneg3 | 
|  | //def : Pat<(mul GPRC:$RA, immRem1n:$imm), | 
|  | //          (SUBQr (SLr GPRC:$RA, (nearP2X immRem1n:$imm)), GPRC:$RA)>; | 
|  | //def : Pat<(mul GPRC:$RA, immRem2n:$imm), | 
|  | //          (SUBQr (SLr GPRC:$RA, (nearP2X immRem2n:$imm)), (ADDQr GPRC:$RA, GPRC:$RA))>; | 
|  | //def : Pat<(mul GPRC:$RA, immRem3n:$imm), | 
|  | //          (SUBQr (SLr GPRC:$RA, (nearP2X immRem3n:$imm)), (S4SUBQr GPRC:$RA, GPRC:$RA))>; | 
|  | //def : Pat<(mul GPRC:$RA, immRem4n:$imm), | 
|  | //          (SUBQr (SLr GPRC:$RA, (nearP2X immRem4n:$imm)), (SLi GPRC:$RA, 2))>; | 
|  | //def : Pat<(mul GPRC:$RA, immRem5n:$imm), | 
|  | //          (SUBQr (SLr GPRC:$RA, (nearP2X immRem5n:$imm)), (S4ADDQr GPRC:$RA, GPRC:$RA))>; | 
|  | //def : Pat<(mul GPRC:$RA, immRemP2n:$imm), | 
|  | //          (SUBQr (SLr GPRC:$RA, (nearP2X immRemP2n:$imm)), (SLi GPRC:$RA, (nearP2RemX immRemP2n:$imm)))>; | 
|  | } //Added complexity |