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llvm-mirror/lib/Target/Hexagon/HexagonInstrInfoV5.td
Colin LeMahieu aad216e2a8 [Hexagon] NFC. Canonicalizing absolute address instruction names. 
llvm-svn: 283507
2016-10-06 23:02:11 +00:00

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TableGen
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//=- HexagonInstrInfoV5.td - Target Desc. for Hexagon Target -*- 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 Hexagon V5 instructions in TableGen format.
//
//===----------------------------------------------------------------------===//
def f32ImmPred : PatLeaf<(f32 fpimm:$F)>;
def f64ImmPred : PatLeaf<(f64 fpimm:$F)>;
def ftoi : SDNodeXForm<fpimm, [{
APInt I = N->getValueAPF().bitcastToAPInt();
return CurDAG->getTargetConstant(I.getZExtValue(), SDLoc(N),
MVT::getIntegerVT(I.getBitWidth()));
}]>;
//===----------------------------------------------------------------------===//
// XTYPE/MPY
//===----------------------------------------------------------------------===//
//Rdd[+]=vrmpybsu(Rss,Rtt)
let Predicates = [HasV5T] in {
def M5_vrmpybsu: T_XTYPE_Vect<"vrmpybsu", 0b110, 0b001, 0>;
def M5_vrmacbsu: T_XTYPE_Vect_acc<"vrmpybsu", 0b110, 0b001, 0>;
//Rdd[+]=vrmpybu(Rss,Rtt)
def M5_vrmpybuu: T_XTYPE_Vect<"vrmpybu", 0b100, 0b001, 0>;
def M5_vrmacbuu: T_XTYPE_Vect_acc<"vrmpybu", 0b100, 0b001, 0>;
def M5_vdmpybsu: T_M2_vmpy<"vdmpybsu", 0b101, 0b001, 0, 0, 1>;
def M5_vdmacbsu: T_M2_vmpy_acc_sat <"vdmpybsu", 0b001, 0b001, 0, 0>;
}
// Vector multiply bytes
// Rdd=vmpyb[s]u(Rs,Rt)
let Predicates = [HasV5T] in {
def M5_vmpybsu: T_XTYPE_mpy64 <"vmpybsu", 0b010, 0b001, 0, 0, 0>;
def M5_vmpybuu: T_XTYPE_mpy64 <"vmpybu", 0b100, 0b001, 0, 0, 0>;
// Rxx+=vmpyb[s]u(Rs,Rt)
def M5_vmacbsu: T_XTYPE_mpy64_acc <"vmpybsu", "+", 0b110, 0b001, 0, 0, 0>;
def M5_vmacbuu: T_XTYPE_mpy64_acc <"vmpybu", "+", 0b100, 0b001, 0, 0, 0>;
// Rd=vaddhub(Rss,Rtt):sat
let hasNewValue = 1, opNewValue = 0 in
def A5_vaddhubs: T_S3op_1 <"vaddhub", IntRegs, 0b01, 0b001, 0, 1>;
}
def S2_asr_i_p_rnd : S_2OpInstImm<"asr", 0b110, 0b111, u6Imm,
[(set I64:$dst,
(sra (i64 (add (i64 (sra I64:$src1, u6ImmPred:$src2)), 1)),
(i32 1)))], 1>,
Requires<[HasV5T]> {
bits<6> src2;
let Inst{13-8} = src2;
}
let isAsmParserOnly = 1 in
def S2_asr_i_p_rnd_goodsyntax
: MInst<(outs DoubleRegs:$dst), (ins DoubleRegs:$src1, u6Imm:$src2),
"$dst = asrrnd($src1, #$src2)">;
def C4_fastcorner9 : T_LOGICAL_2OP<"fastcorner9", 0b000, 0, 0>,
Requires<[HasV5T]> {
let Inst{13,7,4} = 0b111;
}
def C4_fastcorner9_not : T_LOGICAL_2OP<"!fastcorner9", 0b000, 0, 0>,
Requires<[HasV5T]> {
let Inst{20,13,7,4} = 0b1111;
}
def SDTHexagonI32I64: SDTypeProfile<1, 1, [SDTCisVT<0, i32>,
SDTCisVT<1, i64>]>;
def HexagonPOPCOUNT: SDNode<"HexagonISD::POPCOUNT", SDTHexagonI32I64>;
let hasNewValue = 1, validSubTargets = HasV5SubT in
def S5_popcountp : ALU64_rr<(outs IntRegs:$Rd), (ins DoubleRegs:$Rss),
"$Rd = popcount($Rss)",
[(set I32:$Rd, (HexagonPOPCOUNT I64:$Rss))], "", S_2op_tc_2_SLOT23>,
Requires<[HasV5T]> {
bits<5> Rd;
bits<5> Rss;
let IClass = 0b1000;
let Inst{27-21} = 0b1000011;
let Inst{7-5} = 0b011;
let Inst{4-0} = Rd;
let Inst{20-16} = Rss;
}
let AddedComplexity = 20 in {
defm: Loadx_pat<load, f32, s30_2ImmPred, L2_loadri_io>;
defm: Loadx_pat<load, f64, s29_3ImmPred, L2_loadrd_io>;
}
let AddedComplexity = 60 in {
defm : T_LoadAbsReg_Pat <load, L4_loadri_ur, f32>;
defm : T_LoadAbsReg_Pat <load, L4_loadrd_ur, f64>;
}
let AddedComplexity = 40 in {
def: Loadxs_pat<load, f32, L4_loadri_rr>;
def: Loadxs_pat<load, f64, L4_loadrd_rr>;
}
let AddedComplexity = 20 in {
def: Loadxs_simple_pat<load, f32, L4_loadri_rr>;
def: Loadxs_simple_pat<load, f64, L4_loadrd_rr>;
}
let AddedComplexity = 80 in {
def: Loada_pat<load, f32, u32ImmPred, PS_loadriabs>;
def: Loada_pat<load, f32, addrga, PS_loadriabs>;
def: Loada_pat<load, f64, addrga, PS_loadrdabs>;
}
let AddedComplexity = 100 in {
def: LoadGP_pats <load, L2_loadrigp, f32>;
def: LoadGP_pats <load, L2_loadrdgp, f64>;
}
let AddedComplexity = 20 in {
defm: Storex_pat<store, F32, s30_2ImmPred, S2_storeri_io>;
defm: Storex_pat<store, F64, s29_3ImmPred, S2_storerd_io>;
}
// Simple patterns should be tried with the least priority.
def: Storex_simple_pat<store, F32, S2_storeri_io>;
def: Storex_simple_pat<store, F64, S2_storerd_io>;
let AddedComplexity = 60 in {
defm : T_StoreAbsReg_Pats <S4_storeri_ur, IntRegs, f32, store>;
defm : T_StoreAbsReg_Pats <S4_storerd_ur, DoubleRegs, f64, store>;
}
let AddedComplexity = 40 in {
def: Storexs_pat<store, F32, S4_storeri_rr>;
def: Storexs_pat<store, F64, S4_storerd_rr>;
}
let AddedComplexity = 20 in {
def: Store_rr_pat<store, F32, S4_storeri_rr>;
def: Store_rr_pat<store, F64, S4_storerd_rr>;
}
let AddedComplexity = 80 in {
def: Storea_pat<store, F32, addrga, PS_storeriabs>;
def: Storea_pat<store, F64, addrga, PS_storerdabs>;
}
let AddedComplexity = 100 in {
def: Storea_pat<store, F32, addrgp, S2_storerigp>;
def: Storea_pat<store, F64, addrgp, S2_storerdgp>;
}
defm: Storex_pat<store, F32, s30_2ImmPred, S2_storeri_io>;
defm: Storex_pat<store, F64, s29_3ImmPred, S2_storerd_io>;
def: Storex_simple_pat<store, F32, S2_storeri_io>;
def: Storex_simple_pat<store, F64, S2_storerd_io>;
let isFP = 1, hasNewValue = 1, opNewValue = 0 in
class T_MInstFloat <string mnemonic, bits<3> MajOp, bits<3> MinOp>
: MInst<(outs IntRegs:$Rd),
(ins IntRegs:$Rs, IntRegs:$Rt),
"$Rd = "#mnemonic#"($Rs, $Rt)", [],
"" , M_tc_3or4x_SLOT23 > ,
Requires<[HasV5T]> {
bits<5> Rd;
bits<5> Rs;
bits<5> Rt;
let IClass = 0b1110;
let Inst{27-24} = 0b1011;
let Inst{23-21} = MajOp;
let Inst{20-16} = Rs;
let Inst{13} = 0b0;
let Inst{12-8} = Rt;
let Inst{7-5} = MinOp;
let Inst{4-0} = Rd;
}
let isCommutable = 1 in {
def F2_sfadd : T_MInstFloat < "sfadd", 0b000, 0b000>;
def F2_sfmpy : T_MInstFloat < "sfmpy", 0b010, 0b000>;
}
def F2_sfsub : T_MInstFloat < "sfsub", 0b000, 0b001>;
def: Pat<(fadd F32:$src1, F32:$src2),
(F2_sfadd F32:$src1, F32:$src2)>;
def: Pat<(fsub F32:$src1, F32:$src2),
(F2_sfsub F32:$src1, F32:$src2)>;
def: Pat<(fmul F32:$src1, F32:$src2),
(F2_sfmpy F32:$src1, F32:$src2)>;
let Itinerary = M_tc_3x_SLOT23 in {
def F2_sfmax : T_MInstFloat < "sfmax", 0b100, 0b000>;
def F2_sfmin : T_MInstFloat < "sfmin", 0b100, 0b001>;
}
let Predicates = [HasV5T] in {
def: Pat<(f32 (fminnum F32:$Rs, F32:$Rt)), (F2_sfmin F32:$Rs, F32:$Rt)>;
def: Pat<(f32 (fmaxnum F32:$Rs, F32:$Rt)), (F2_sfmax F32:$Rs, F32:$Rt)>;
}
let AddedComplexity = 100, Predicates = [HasV5T] in {
class SfSel12<PatFrag Cmp, InstHexagon MI>
: Pat<(select (i1 (Cmp F32:$Rs, F32:$Rt)), F32:$Rs, F32:$Rt),
(MI F32:$Rs, F32:$Rt)>;
class SfSel21<PatFrag Cmp, InstHexagon MI>
: Pat<(select (i1 (Cmp F32:$Rs, F32:$Rt)), F32:$Rt, F32:$Rs),
(MI F32:$Rs, F32:$Rt)>;
def: SfSel12<setolt, F2_sfmin>;
def: SfSel12<setole, F2_sfmin>;
def: SfSel12<setogt, F2_sfmax>;
def: SfSel12<setoge, F2_sfmax>;
def: SfSel21<setolt, F2_sfmax>;
def: SfSel21<setole, F2_sfmax>;
def: SfSel21<setogt, F2_sfmin>;
def: SfSel21<setoge, F2_sfmin>;
}
let Itinerary = M_tc_3or4x_SLOT23 in {
def F2_sffixupn : T_MInstFloat < "sffixupn", 0b110, 0b000>;
def F2_sffixupd : T_MInstFloat < "sffixupd", 0b110, 0b001>;
}
// F2_sfrecipa: Reciprocal approximation for division.
let Uses = [USR], isPredicateLate = 1, isFP = 1,
hasSideEffects = 0, hasNewValue = 1, Itinerary = M_tc_3or4x_SLOT23 in
def F2_sfrecipa: MInst <
(outs IntRegs:$Rd, PredRegs:$Pe),
(ins IntRegs:$Rs, IntRegs:$Rt),
"$Rd, $Pe = sfrecipa($Rs, $Rt)">,
Requires<[HasV5T]> {
bits<5> Rd;
bits<2> Pe;
bits<5> Rs;
bits<5> Rt;
let IClass = 0b1110;
let Inst{27-21} = 0b1011111;
let Inst{20-16} = Rs;
let Inst{13} = 0b0;
let Inst{12-8} = Rt;
let Inst{7} = 0b1;
let Inst{6-5} = Pe;
let Inst{4-0} = Rd;
}
// F2_dfcmpeq: Floating point compare for equal.
let Uses = [USR], isCompare = 1, isFP = 1 in
class T_fcmp <string mnemonic, RegisterClass RC, bits<3> MinOp,
list<dag> pattern = [] >
: ALU64Inst <(outs PredRegs:$dst), (ins RC:$src1, RC:$src2),
"$dst = "#mnemonic#"($src1, $src2)", pattern,
"" , ALU64_tc_2early_SLOT23 > ,
Requires<[HasV5T]> {
bits<2> dst;
bits<5> src1;
bits<5> src2;
let IClass = 0b1101;
let Inst{27-21} = 0b0010111;
let Inst{20-16} = src1;
let Inst{12-8} = src2;
let Inst{7-5} = MinOp;
let Inst{1-0} = dst;
}
class T_fcmp64 <string mnemonic, PatFrag OpNode, bits<3> MinOp>
: T_fcmp <mnemonic, DoubleRegs, MinOp,
[(set I1:$dst, (OpNode F64:$src1, F64:$src2))]> {
let IClass = 0b1101;
let Inst{27-21} = 0b0010111;
}
class T_fcmp32 <string mnemonic, PatFrag OpNode, bits<3> MinOp>
: T_fcmp <mnemonic, IntRegs, MinOp,
[(set I1:$dst, (OpNode F32:$src1, F32:$src2))]> {
let IClass = 0b1100;
let Inst{27-21} = 0b0111111;
}
def F2_dfcmpeq : T_fcmp64<"dfcmp.eq", setoeq, 0b000>;
def F2_dfcmpgt : T_fcmp64<"dfcmp.gt", setogt, 0b001>;
def F2_dfcmpge : T_fcmp64<"dfcmp.ge", setoge, 0b010>;
def F2_dfcmpuo : T_fcmp64<"dfcmp.uo", setuo, 0b011>;
def F2_sfcmpge : T_fcmp32<"sfcmp.ge", setoge, 0b000>;
def F2_sfcmpuo : T_fcmp32<"sfcmp.uo", setuo, 0b001>;
def F2_sfcmpeq : T_fcmp32<"sfcmp.eq", setoeq, 0b011>;
def F2_sfcmpgt : T_fcmp32<"sfcmp.gt", setogt, 0b100>;
//===----------------------------------------------------------------------===//
// Multiclass to define 'Def Pats' for ordered gt, ge, eq operations.
//===----------------------------------------------------------------------===//
let Predicates = [HasV5T] in
multiclass T_fcmp_pats<PatFrag cmpOp, InstHexagon IntMI, InstHexagon DoubleMI> {
// IntRegs
def: Pat<(i1 (cmpOp F32:$src1, F32:$src2)),
(IntMI F32:$src1, F32:$src2)>;
// DoubleRegs
def: Pat<(i1 (cmpOp F64:$src1, F64:$src2)),
(DoubleMI F64:$src1, F64:$src2)>;
}
defm : T_fcmp_pats <seteq, F2_sfcmpeq, F2_dfcmpeq>;
defm : T_fcmp_pats <setgt, F2_sfcmpgt, F2_dfcmpgt>;
defm : T_fcmp_pats <setge, F2_sfcmpge, F2_dfcmpge>;
//===----------------------------------------------------------------------===//
// Multiclass to define 'Def Pats' for unordered gt, ge, eq operations.
//===----------------------------------------------------------------------===//
let Predicates = [HasV5T] in
multiclass unord_Pats <PatFrag cmpOp, InstHexagon IntMI, InstHexagon DoubleMI> {
// IntRegs
def: Pat<(i1 (cmpOp F32:$src1, F32:$src2)),
(C2_or (F2_sfcmpuo F32:$src1, F32:$src2),
(IntMI F32:$src1, F32:$src2))>;
// DoubleRegs
def: Pat<(i1 (cmpOp F64:$src1, F64:$src2)),
(C2_or (F2_dfcmpuo F64:$src1, F64:$src2),
(DoubleMI F64:$src1, F64:$src2))>;
}
defm : unord_Pats <setuge, F2_sfcmpge, F2_dfcmpge>;
defm : unord_Pats <setugt, F2_sfcmpgt, F2_dfcmpgt>;
defm : unord_Pats <setueq, F2_sfcmpeq, F2_dfcmpeq>;
//===----------------------------------------------------------------------===//
// Multiclass to define 'Def Pats' for the following dags:
// seteq(setoeq(op1, op2), 0) -> not(setoeq(op1, op2))
// seteq(setoeq(op1, op2), 1) -> setoeq(op1, op2)
// setne(setoeq(op1, op2), 0) -> setoeq(op1, op2)
// setne(setoeq(op1, op2), 1) -> not(setoeq(op1, op2))
//===----------------------------------------------------------------------===//
let Predicates = [HasV5T] in
multiclass eq_ordgePats <PatFrag cmpOp, InstHexagon IntMI,
InstHexagon DoubleMI> {
// IntRegs
def: Pat<(i1 (seteq (i1 (cmpOp F32:$src1, F32:$src2)), 0)),
(C2_not (IntMI F32:$src1, F32:$src2))>;
def: Pat<(i1 (seteq (i1 (cmpOp F32:$src1, F32:$src2)), 1)),
(IntMI F32:$src1, F32:$src2)>;
def: Pat<(i1 (setne (i1 (cmpOp F32:$src1, F32:$src2)), 0)),
(IntMI F32:$src1, F32:$src2)>;
def: Pat<(i1 (setne (i1 (cmpOp F32:$src1, F32:$src2)), 1)),
(C2_not (IntMI F32:$src1, F32:$src2))>;
// DoubleRegs
def : Pat<(i1 (seteq (i1 (cmpOp F64:$src1, F64:$src2)), 0)),
(C2_not (DoubleMI F64:$src1, F64:$src2))>;
def : Pat<(i1 (seteq (i1 (cmpOp F64:$src1, F64:$src2)), 1)),
(DoubleMI F64:$src1, F64:$src2)>;
def : Pat<(i1 (setne (i1 (cmpOp F64:$src1, F64:$src2)), 0)),
(DoubleMI F64:$src1, F64:$src2)>;
def : Pat<(i1 (setne (i1 (cmpOp F64:$src1, F64:$src2)), 1)),
(C2_not (DoubleMI F64:$src1, F64:$src2))>;
}
defm : eq_ordgePats<setoeq, F2_sfcmpeq, F2_dfcmpeq>;
defm : eq_ordgePats<setoge, F2_sfcmpge, F2_dfcmpge>;
defm : eq_ordgePats<setogt, F2_sfcmpgt, F2_dfcmpgt>;
//===----------------------------------------------------------------------===//
// Multiclass to define 'Def Pats' for the following dags:
// seteq(setolt(op1, op2), 0) -> not(setogt(op2, op1))
// seteq(setolt(op1, op2), 1) -> setogt(op2, op1)
// setne(setolt(op1, op2), 0) -> setogt(op2, op1)
// setne(setolt(op1, op2), 1) -> not(setogt(op2, op1))
//===----------------------------------------------------------------------===//
let Predicates = [HasV5T] in
multiclass eq_ordltPats <PatFrag cmpOp, InstHexagon IntMI,
InstHexagon DoubleMI> {
// IntRegs
def: Pat<(i1 (seteq (i1 (cmpOp F32:$src1, F32:$src2)), 0)),
(C2_not (IntMI F32:$src2, F32:$src1))>;
def: Pat<(i1 (seteq (i1 (cmpOp F32:$src1, F32:$src2)), 1)),
(IntMI F32:$src2, F32:$src1)>;
def: Pat<(i1 (setne (i1 (cmpOp F32:$src1, F32:$src2)), 0)),
(IntMI F32:$src2, F32:$src1)>;
def: Pat<(i1 (setne (i1 (cmpOp F32:$src1, F32:$src2)), 1)),
(C2_not (IntMI F32:$src2, F32:$src1))>;
// DoubleRegs
def: Pat<(i1 (seteq (i1 (cmpOp F64:$src1, F64:$src2)), 0)),
(C2_not (DoubleMI F64:$src2, F64:$src1))>;
def: Pat<(i1 (seteq (i1 (cmpOp F64:$src1, F64:$src2)), 1)),
(DoubleMI F64:$src2, F64:$src1)>;
def: Pat<(i1 (setne (i1 (cmpOp F64:$src1, F64:$src2)), 0)),
(DoubleMI F64:$src2, F64:$src1)>;
def: Pat<(i1 (setne (i1 (cmpOp F64:$src1, F64:$src2)), 0)),
(C2_not (DoubleMI F64:$src2, F64:$src1))>;
}
defm : eq_ordltPats<setole, F2_sfcmpge, F2_dfcmpge>;
defm : eq_ordltPats<setolt, F2_sfcmpgt, F2_dfcmpgt>;
// o. seto inverse of setuo. http://llvm.org/docs/LangRef.html#i_fcmp
let Predicates = [HasV5T] in {
def: Pat<(i1 (seto F32:$src1, F32:$src2)),
(C2_not (F2_sfcmpuo F32:$src2, F32:$src1))>;
def: Pat<(i1 (seto F32:$src1, f32ImmPred:$src2)),
(C2_not (F2_sfcmpuo (f32 (A2_tfrsi (ftoi $src2))), F32:$src1))>;
def: Pat<(i1 (seto F64:$src1, F64:$src2)),
(C2_not (F2_dfcmpuo F64:$src2, F64:$src1))>;
def: Pat<(i1 (seto F64:$src1, f64ImmPred:$src2)),
(C2_not (F2_dfcmpuo (CONST64 (ftoi $src2)), F64:$src1))>;
}
// Ordered lt.
let Predicates = [HasV5T] in {
def: Pat<(i1 (setolt F32:$src1, F32:$src2)),
(F2_sfcmpgt F32:$src2, F32:$src1)>;
def: Pat<(i1 (setolt F32:$src1, f32ImmPred:$src2)),
(F2_sfcmpgt (f32 (A2_tfrsi (ftoi $src2))), F32:$src1)>;
def: Pat<(i1 (setolt F64:$src1, F64:$src2)),
(F2_dfcmpgt F64:$src2, F64:$src1)>;
def: Pat<(i1 (setolt F64:$src1, f64ImmPred:$src2)),
(F2_dfcmpgt (CONST64 (ftoi $src2)), F64:$src1)>;
}
// Unordered lt.
let Predicates = [HasV5T] in {
def: Pat<(i1 (setult F32:$src1, F32:$src2)),
(C2_or (F2_sfcmpuo F32:$src1, F32:$src2),
(F2_sfcmpgt F32:$src2, F32:$src1))>;
def: Pat<(i1 (setult F32:$src1, f32ImmPred:$src2)),
(C2_or (F2_sfcmpuo F32:$src1, (f32 (A2_tfrsi (ftoi $src2)))),
(F2_sfcmpgt (f32 (A2_tfrsi (ftoi $src2))), F32:$src1))>;
def: Pat<(i1 (setult F64:$src1, F64:$src2)),
(C2_or (F2_dfcmpuo F64:$src1, F64:$src2),
(F2_dfcmpgt F64:$src2, F64:$src1))>;
def: Pat<(i1 (setult F64:$src1, f64ImmPred:$src2)),
(C2_or (F2_dfcmpuo F64:$src1, (CONST64 (ftoi $src2))),
(F2_dfcmpgt (CONST64 (ftoi $src2)), F64:$src1))>;
}
// Ordered le.
let Predicates = [HasV5T] in {
// rs <= rt -> rt >= rs.
def: Pat<(i1 (setole F32:$src1, F32:$src2)),
(F2_sfcmpge F32:$src2, F32:$src1)>;
def: Pat<(i1 (setole F32:$src1, f32ImmPred:$src2)),
(F2_sfcmpge (f32 (A2_tfrsi (ftoi $src2))), F32:$src1)>;
// Rss <= Rtt -> Rtt >= Rss.
def: Pat<(i1 (setole F64:$src1, F64:$src2)),
(F2_dfcmpge F64:$src2, F64:$src1)>;
def: Pat<(i1 (setole F64:$src1, f64ImmPred:$src2)),
(F2_dfcmpge (CONST64 (ftoi $src2)), F64:$src1)>;
}
// Unordered le.
let Predicates = [HasV5T] in {
// rs <= rt -> rt >= rs.
def: Pat<(i1 (setule F32:$src1, F32:$src2)),
(C2_or (F2_sfcmpuo F32:$src1, F32:$src2),
(F2_sfcmpge F32:$src2, F32:$src1))>;
def: Pat<(i1 (setule F32:$src1, f32ImmPred:$src2)),
(C2_or (F2_sfcmpuo F32:$src1, (f32 (A2_tfrsi (ftoi $src2)))),
(F2_sfcmpge (f32 (A2_tfrsi (ftoi $src2))), F32:$src1))>;
def: Pat<(i1 (setule F64:$src1, F64:$src2)),
(C2_or (F2_dfcmpuo F64:$src1, F64:$src2),
(F2_dfcmpge F64:$src2, F64:$src1))>;
def: Pat<(i1 (setule F64:$src1, f64ImmPred:$src2)),
(C2_or (F2_dfcmpuo F64:$src1, (CONST64 (ftoi $src2))),
(F2_dfcmpge (CONST64 (ftoi $src2)), F64:$src1))>;
}
// Ordered ne.
let Predicates = [HasV5T] in {
def: Pat<(i1 (setone F32:$src1, F32:$src2)),
(C2_not (F2_sfcmpeq F32:$src1, F32:$src2))>;
def: Pat<(i1 (setone F64:$src1, F64:$src2)),
(C2_not (F2_dfcmpeq F64:$src1, F64:$src2))>;
def: Pat<(i1 (setone F32:$src1, f32ImmPred:$src2)),
(C2_not (F2_sfcmpeq F32:$src1, (f32 (A2_tfrsi (ftoi $src2)))))>;
def: Pat<(i1 (setone F64:$src1, f64ImmPred:$src2)),
(C2_not (F2_dfcmpeq F64:$src1, (CONST64 (ftoi $src2))))>;
}
// Unordered ne.
let Predicates = [HasV5T] in {
def: Pat<(i1 (setune F32:$src1, F32:$src2)),
(C2_or (F2_sfcmpuo F32:$src1, F32:$src2),
(C2_not (F2_sfcmpeq F32:$src1, F32:$src2)))>;
def: Pat<(i1 (setune F64:$src1, F64:$src2)),
(C2_or (F2_dfcmpuo F64:$src1, F64:$src2),
(C2_not (F2_dfcmpeq F64:$src1, F64:$src2)))>;
def: Pat<(i1 (setune F32:$src1, f32ImmPred:$src2)),
(C2_or (F2_sfcmpuo F32:$src1, (f32 (A2_tfrsi (ftoi $src2)))),
(C2_not (F2_sfcmpeq F32:$src1,
(f32 (A2_tfrsi (ftoi $src2))))))>;
def: Pat<(i1 (setune F64:$src1, f64ImmPred:$src2)),
(C2_or (F2_dfcmpuo F64:$src1, (CONST64 (ftoi $src2))),
(C2_not (F2_dfcmpeq F64:$src1,
(CONST64 (ftoi $src2)))))>;
}
// Besides set[o|u][comparions], we also need set[comparisons].
let Predicates = [HasV5T] in {
// lt.
def: Pat<(i1 (setlt F32:$src1, F32:$src2)),
(F2_sfcmpgt F32:$src2, F32:$src1)>;
def: Pat<(i1 (setlt F32:$src1, f32ImmPred:$src2)),
(F2_sfcmpgt (f32 (A2_tfrsi (ftoi $src2))), F32:$src1)>;
def: Pat<(i1 (setlt F64:$src1, F64:$src2)),
(F2_dfcmpgt F64:$src2, F64:$src1)>;
def: Pat<(i1 (setlt F64:$src1, f64ImmPred:$src2)),
(F2_dfcmpgt (CONST64 (ftoi $src2)), F64:$src1)>;
// le.
// rs <= rt -> rt >= rs.
def: Pat<(i1 (setle F32:$src1, F32:$src2)),
(F2_sfcmpge F32:$src2, F32:$src1)>;
def: Pat<(i1 (setle F32:$src1, f32ImmPred:$src2)),
(F2_sfcmpge (f32 (A2_tfrsi (ftoi $src2))), F32:$src1)>;
// Rss <= Rtt -> Rtt >= Rss.
def: Pat<(i1 (setle F64:$src1, F64:$src2)),
(F2_dfcmpge F64:$src2, F64:$src1)>;
def: Pat<(i1 (setle F64:$src1, f64ImmPred:$src2)),
(F2_dfcmpge (CONST64 (ftoi $src2)), F64:$src1)>;
// ne.
def: Pat<(i1 (setne F32:$src1, F32:$src2)),
(C2_not (F2_sfcmpeq F32:$src1, F32:$src2))>;
def: Pat<(i1 (setne F64:$src1, F64:$src2)),
(C2_not (F2_dfcmpeq F64:$src1, F64:$src2))>;
def: Pat<(i1 (setne F32:$src1, f32ImmPred:$src2)),
(C2_not (F2_sfcmpeq F32:$src1, (f32 (A2_tfrsi (ftoi $src2)))))>;
def: Pat<(i1 (setne F64:$src1, f64ImmPred:$src2)),
(C2_not (F2_dfcmpeq F64:$src1, (CONST64 (ftoi $src2))))>;
}
// F2 convert template classes:
let Uses = [USR], isFP = 1 in
class F2_RDD_RSS_CONVERT<string mnemonic, bits<3> MinOp,
SDNode Op, PatLeaf RCOut, PatLeaf RCIn,
string chop ="">
: SInst <(outs DoubleRegs:$Rdd), (ins DoubleRegs:$Rss),
"$Rdd = "#mnemonic#"($Rss)"#chop,
[(set RCOut:$Rdd, (Op RCIn:$Rss))], "",
S_2op_tc_3or4x_SLOT23> {
bits<5> Rdd;
bits<5> Rss;
let IClass = 0b1000;
let Inst{27-21} = 0b0000111;
let Inst{20-16} = Rss;
let Inst{7-5} = MinOp;
let Inst{4-0} = Rdd;
}
let Uses = [USR], isFP = 1 in
class F2_RDD_RS_CONVERT<string mnemonic, bits<3> MinOp,
SDNode Op, PatLeaf RCOut, PatLeaf RCIn,
string chop ="">
: SInst <(outs DoubleRegs:$Rdd), (ins IntRegs:$Rs),
"$Rdd = "#mnemonic#"($Rs)"#chop,
[(set RCOut:$Rdd, (Op RCIn:$Rs))], "",
S_2op_tc_3or4x_SLOT23> {
bits<5> Rdd;
bits<5> Rs;
let IClass = 0b1000;
let Inst{27-21} = 0b0100100;
let Inst{20-16} = Rs;
let Inst{7-5} = MinOp;
let Inst{4-0} = Rdd;
}
let Uses = [USR], isFP = 1, hasNewValue = 1 in
class F2_RD_RSS_CONVERT<string mnemonic, bits<3> MinOp,
SDNode Op, PatLeaf RCOut, PatLeaf RCIn,
string chop ="">
: SInst <(outs IntRegs:$Rd), (ins DoubleRegs:$Rss),
"$Rd = "#mnemonic#"($Rss)"#chop,
[(set RCOut:$Rd, (Op RCIn:$Rss))], "",
S_2op_tc_3or4x_SLOT23> {
bits<5> Rd;
bits<5> Rss;
let IClass = 0b1000;
let Inst{27-24} = 0b1000;
let Inst{23-21} = MinOp;
let Inst{20-16} = Rss;
let Inst{7-5} = 0b001;
let Inst{4-0} = Rd;
}
let Uses = [USR], isFP = 1, hasNewValue = 1 in
class F2_RD_RS_CONVERT<string mnemonic, bits<3> MajOp, bits<3> MinOp,
SDNode Op, PatLeaf RCOut, PatLeaf RCIn,
string chop ="">
: SInst <(outs IntRegs:$Rd), (ins IntRegs:$Rs),
"$Rd = "#mnemonic#"($Rs)"#chop,
[(set RCOut:$Rd, (Op RCIn:$Rs))], "",
S_2op_tc_3or4x_SLOT23> {
bits<5> Rd;
bits<5> Rs;
let IClass = 0b1000;
let Inst{27-24} = 0b1011;
let Inst{23-21} = MajOp;
let Inst{20-16} = Rs;
let Inst{7-5} = MinOp;
let Inst{4-0} = Rd;
}
// Convert single precision to double precision and vice-versa.
def F2_conv_sf2df : F2_RDD_RS_CONVERT <"convert_sf2df", 0b000,
fpextend, F64, F32>;
def F2_conv_df2sf : F2_RD_RSS_CONVERT <"convert_df2sf", 0b000,
fpround, F32, F64>;
// Convert Integer to Floating Point.
def F2_conv_d2sf : F2_RD_RSS_CONVERT <"convert_d2sf", 0b010,
sint_to_fp, F32, I64>;
def F2_conv_ud2sf : F2_RD_RSS_CONVERT <"convert_ud2sf", 0b001,
uint_to_fp, F32, I64>;
def F2_conv_uw2sf : F2_RD_RS_CONVERT <"convert_uw2sf", 0b001, 0b000,
uint_to_fp, F32, I32>;
def F2_conv_w2sf : F2_RD_RS_CONVERT <"convert_w2sf", 0b010, 0b000,
sint_to_fp, F32, I32>;
def F2_conv_d2df : F2_RDD_RSS_CONVERT <"convert_d2df", 0b011,
sint_to_fp, F64, I64>;
def F2_conv_ud2df : F2_RDD_RSS_CONVERT <"convert_ud2df", 0b010,
uint_to_fp, F64, I64>;
def F2_conv_uw2df : F2_RDD_RS_CONVERT <"convert_uw2df", 0b001,
uint_to_fp, F64, I32>;
def F2_conv_w2df : F2_RDD_RS_CONVERT <"convert_w2df", 0b010,
sint_to_fp, F64, I32>;
// Convert Floating Point to Integer - default.
def F2_conv_df2uw_chop : F2_RD_RSS_CONVERT <"convert_df2uw", 0b101,
fp_to_uint, I32, F64, ":chop">;
def F2_conv_df2w_chop : F2_RD_RSS_CONVERT <"convert_df2w", 0b111,
fp_to_sint, I32, F64, ":chop">;
def F2_conv_sf2uw_chop : F2_RD_RS_CONVERT <"convert_sf2uw", 0b011, 0b001,
fp_to_uint, I32, F32, ":chop">;
def F2_conv_sf2w_chop : F2_RD_RS_CONVERT <"convert_sf2w", 0b100, 0b001,
fp_to_sint, I32, F32, ":chop">;
def F2_conv_df2d_chop : F2_RDD_RSS_CONVERT <"convert_df2d", 0b110,
fp_to_sint, I64, F64, ":chop">;
def F2_conv_df2ud_chop : F2_RDD_RSS_CONVERT <"convert_df2ud", 0b111,
fp_to_uint, I64, F64, ":chop">;
def F2_conv_sf2d_chop : F2_RDD_RS_CONVERT <"convert_sf2d", 0b110,
fp_to_sint, I64, F32, ":chop">;
def F2_conv_sf2ud_chop : F2_RDD_RS_CONVERT <"convert_sf2ud", 0b101,
fp_to_uint, I64, F32, ":chop">;
// Convert Floating Point to Integer: non-chopped.
let AddedComplexity = 20, Predicates = [HasV5T, IEEERndNearV5T] in {
def F2_conv_df2d : F2_RDD_RSS_CONVERT <"convert_df2d", 0b000,
fp_to_sint, I64, F64>;
def F2_conv_df2ud : F2_RDD_RSS_CONVERT <"convert_df2ud", 0b001,
fp_to_uint, I64, F64>;
def F2_conv_sf2ud : F2_RDD_RS_CONVERT <"convert_sf2ud", 0b011,
fp_to_uint, I64, F32>;
def F2_conv_sf2d : F2_RDD_RS_CONVERT <"convert_sf2d", 0b100,
fp_to_sint, I64, F32>;
def F2_conv_df2uw : F2_RD_RSS_CONVERT <"convert_df2uw", 0b011,
fp_to_uint, I32, F64>;
def F2_conv_df2w : F2_RD_RSS_CONVERT <"convert_df2w", 0b100,
fp_to_sint, I32, F64>;
def F2_conv_sf2uw : F2_RD_RS_CONVERT <"convert_sf2uw", 0b011, 0b000,
fp_to_uint, I32, F32>;
def F2_conv_sf2w : F2_RD_RS_CONVERT <"convert_sf2w", 0b100, 0b000,
fp_to_sint, I32, F32>;
}
// Fix up radicand.
let Uses = [USR], isFP = 1, hasNewValue = 1 in
def F2_sffixupr: SInst<(outs IntRegs:$Rd), (ins IntRegs:$Rs),
"$Rd = sffixupr($Rs)",
[], "" , S_2op_tc_3or4x_SLOT23>, Requires<[HasV5T]> {
bits<5> Rd;
bits<5> Rs;
let IClass = 0b1000;
let Inst{27-21} = 0b1011101;
let Inst{20-16} = Rs;
let Inst{7-5} = 0b000;
let Inst{4-0} = Rd;
}
// Bitcast is different than [fp|sint|uint]_to_[sint|uint|fp].
let Predicates = [HasV5T] in {
def: Pat <(i32 (bitconvert F32:$src)), (I32:$src)>;
def: Pat <(f32 (bitconvert I32:$src)), (F32:$src)>;
def: Pat <(i64 (bitconvert F64:$src)), (I64:$src)>;
def: Pat <(f64 (bitconvert I64:$src)), (F64:$src)>;
}
// F2_sffma: Floating-point fused multiply add.
let Uses = [USR], isFP = 1, hasNewValue = 1 in
class T_sfmpy_acc <bit isSub, bit isLib>
: MInst<(outs IntRegs:$Rx),
(ins IntRegs:$dst2, IntRegs:$Rs, IntRegs:$Rt),
"$Rx "#!if(isSub, "-=","+=")#" sfmpy($Rs, $Rt)"#!if(isLib, ":lib",""),
[], "$dst2 = $Rx" , M_tc_3or4x_SLOT23 > ,
Requires<[HasV5T]> {
bits<5> Rx;
bits<5> Rs;
bits<5> Rt;
let IClass = 0b1110;
let Inst{27-21} = 0b1111000;
let Inst{20-16} = Rs;
let Inst{13} = 0b0;
let Inst{12-8} = Rt;
let Inst{7} = 0b1;
let Inst{6} = isLib;
let Inst{5} = isSub;
let Inst{4-0} = Rx;
}
def F2_sffma: T_sfmpy_acc <0, 0>;
def F2_sffms: T_sfmpy_acc <1, 0>;
def F2_sffma_lib: T_sfmpy_acc <0, 1>;
def F2_sffms_lib: T_sfmpy_acc <1, 1>;
def : Pat <(fma F32:$src2, F32:$src3, F32:$src1),
(F2_sffma F32:$src1, F32:$src2, F32:$src3)>;
def : Pat <(fma (fneg F32:$src2), F32:$src3, F32:$src1),
(F2_sffms F32:$src1, F32:$src2, F32:$src3)>;
def : Pat <(fma F32:$src2, (fneg F32:$src3), F32:$src1),
(F2_sffms F32:$src1, F32:$src2, F32:$src3)>;
// Floating-point fused multiply add w/ additional scaling (2**pu).
let Uses = [USR], isFP = 1, hasNewValue = 1 in
def F2_sffma_sc: MInst <
(outs IntRegs:$Rx),
(ins IntRegs:$dst2, IntRegs:$Rs, IntRegs:$Rt, PredRegs:$Pu),
"$Rx += sfmpy($Rs, $Rt, $Pu):scale" ,
[], "$dst2 = $Rx" , M_tc_3or4x_SLOT23 > ,
Requires<[HasV5T]> {
bits<5> Rx;
bits<5> Rs;
bits<5> Rt;
bits<2> Pu;
let IClass = 0b1110;
let Inst{27-21} = 0b1111011;
let Inst{20-16} = Rs;
let Inst{13} = 0b0;
let Inst{12-8} = Rt;
let Inst{7} = 0b1;
let Inst{6-5} = Pu;
let Inst{4-0} = Rx;
}
def: Pat<(select I1:$Pu, F32:$Rs, f32ImmPred:$imm),
(C2_muxir I1:$Pu, F32:$Rs, (ftoi $imm))>,
Requires<[HasV5T]>;
def: Pat<(select I1:$Pu, f32ImmPred:$imm, F32:$Rt),
(C2_muxri I1:$Pu, (ftoi $imm), F32:$Rt)>,
Requires<[HasV5T]>;
def: Pat<(select I1:$src1, F32:$src2, F32:$src3),
(C2_mux I1:$src1, F32:$src2, F32:$src3)>,
Requires<[HasV5T]>;
def: Pat<(select (i1 (setult F32:$src1, F32:$src2)), F32:$src3, F32:$src4),
(C2_mux (F2_sfcmpgt F32:$src2, F32:$src1), F32:$src4, F32:$src3)>,
Requires<[HasV5T]>;
def: Pat<(select I1:$src1, F64:$src2, F64:$src3),
(C2_vmux I1:$src1, F64:$src2, F64:$src3)>,
Requires<[HasV5T]>;
def: Pat<(select (i1 (setult F64:$src1, F64:$src2)), F64:$src3, F64:$src4),
(C2_vmux (F2_dfcmpgt F64:$src2, F64:$src1), F64:$src3, F64:$src4)>,
Requires<[HasV5T]>;
// Map from p0 = pnot(p0); r0 = select(p0, #i, r1)
// => r0 = mux(p0, #i, r1)
def: Pat<(select (not I1:$src1), f32ImmPred:$src2, F32:$src3),
(C2_muxir I1:$src1, F32:$src3, (ftoi $src2))>,
Requires<[HasV5T]>;
// Map from p0 = pnot(p0); r0 = mux(p0, r1, #i)
// => r0 = mux(p0, r1, #i)
def: Pat<(select (not I1:$src1), F32:$src2, f32ImmPred:$src3),
(C2_muxri I1:$src1, (ftoi $src3), F32:$src2)>,
Requires<[HasV5T]>;
def: Pat<(i32 (fp_to_sint F64:$src1)),
(LoReg (F2_conv_df2d_chop F64:$src1))>,
Requires<[HasV5T]>;
//===----------------------------------------------------------------------===//
// :natural forms of vasrh and vasrhub insns
//===----------------------------------------------------------------------===//
// S5_asrhub_rnd_sat: Vector arithmetic shift right by immediate with round,
// saturate, and pack.
let Defs = [USR_OVF], hasSideEffects = 0, hasNewValue = 1, opNewValue = 0 in
class T_ASRHUB<bit isSat>
: SInst <(outs IntRegs:$Rd),
(ins DoubleRegs:$Rss, u4Imm:$u4),
"$Rd = vasrhub($Rss, #$u4):"#!if(isSat, "sat", "raw"),
[], "", S_2op_tc_2_SLOT23>,
Requires<[HasV5T]> {
bits<5> Rd;
bits<5> Rss;
bits<4> u4;
let IClass = 0b1000;
let Inst{27-21} = 0b1000011;
let Inst{20-16} = Rss;
let Inst{13-12} = 0b00;
let Inst{11-8} = u4;
let Inst{7-6} = 0b10;
let Inst{5} = isSat;
let Inst{4-0} = Rd;
}
def S5_asrhub_rnd_sat : T_ASRHUB <0>;
def S5_asrhub_sat : T_ASRHUB <1>;
let isAsmParserOnly = 1 in
def S5_asrhub_rnd_sat_goodsyntax
: SInst <(outs IntRegs:$Rd), (ins DoubleRegs:$Rss, u4Imm:$u4),
"$Rd = vasrhub($Rss, #$u4):rnd:sat">, Requires<[HasV5T]>;
// S5_vasrhrnd: Vector arithmetic shift right by immediate with round.
let hasSideEffects = 0 in
def S5_vasrhrnd : SInst <(outs DoubleRegs:$Rdd),
(ins DoubleRegs:$Rss, u4Imm:$u4),
"$Rdd = vasrh($Rss, #$u4):raw">,
Requires<[HasV5T]> {
bits<5> Rdd;
bits<5> Rss;
bits<4> u4;
let IClass = 0b1000;
let Inst{27-21} = 0b0000001;
let Inst{20-16} = Rss;
let Inst{13-12} = 0b00;
let Inst{11-8} = u4;
let Inst{7-5} = 0b000;
let Inst{4-0} = Rdd;
}
let isAsmParserOnly = 1 in
def S5_vasrhrnd_goodsyntax
: SInst <(outs DoubleRegs:$Rdd), (ins DoubleRegs:$Rss, u4Imm:$u4),
"$Rdd = vasrh($Rss,#$u4):rnd">, Requires<[HasV5T]>;
// Floating point reciprocal square root approximation
let Uses = [USR], isPredicateLate = 1, isFP = 1,
hasSideEffects = 0, hasNewValue = 1, opNewValue = 0,
validSubTargets = HasV5SubT in
def F2_sfinvsqrta: SInst <
(outs IntRegs:$Rd, PredRegs:$Pe),
(ins IntRegs:$Rs),
"$Rd, $Pe = sfinvsqrta($Rs)" > ,
Requires<[HasV5T]> {
bits<5> Rd;
bits<2> Pe;
bits<5> Rs;
let IClass = 0b1000;
let Inst{27-21} = 0b1011111;
let Inst{20-16} = Rs;
let Inst{7} = 0b0;
let Inst{6-5} = Pe;
let Inst{4-0} = Rd;
}
// Complex multiply 32x16
let Defs = [USR_OVF], Itinerary = S_3op_tc_3x_SLOT23 in {
def M4_cmpyi_whc : T_S3op_8<"cmpyiwh", 0b101, 1, 1, 1, 1>;
def M4_cmpyr_whc : T_S3op_8<"cmpyrwh", 0b111, 1, 1, 1, 1>;
}
// Classify floating-point value
let Uses = [USR], isFP = 1 in
def F2_sfclass : T_TEST_BIT_IMM<"sfclass", 0b111>;
let Uses = [USR], isFP = 1 in
def F2_dfclass: ALU64Inst<(outs PredRegs:$Pd), (ins DoubleRegs:$Rss, u5Imm:$u5),
"$Pd = dfclass($Rss, #$u5)",
[], "" , ALU64_tc_2early_SLOT23 > , Requires<[HasV5T]> {
bits<2> Pd;
bits<5> Rss;
bits<5> u5;
let IClass = 0b1101;
let Inst{27-21} = 0b1100100;
let Inst{20-16} = Rss;
let Inst{12-10} = 0b000;
let Inst{9-5} = u5;
let Inst{4-3} = 0b10;
let Inst{1-0} = Pd;
}
// Instructions to create floating point constant
class T_fimm <string mnemonic, RegisterClass RC, bits<4> RegType, bit isNeg>
: ALU64Inst<(outs RC:$dst), (ins u10Imm:$src),
"$dst = "#mnemonic#"(#$src)"#!if(isNeg, ":neg", ":pos"),
[], "", ALU64_tc_2_SLOT23>, Requires<[HasV5T]> {
bits<5> dst;
bits<10> src;
let IClass = 0b1101;
let Inst{27-24} = RegType;
let Inst{23} = 0b0;
let Inst{22} = isNeg;
let Inst{21} = src{9};
let Inst{13-5} = src{8-0};
let Inst{4-0} = dst;
}
let hasNewValue = 1, opNewValue = 0 in {
def F2_sfimm_p : T_fimm <"sfmake", IntRegs, 0b0110, 0>;
def F2_sfimm_n : T_fimm <"sfmake", IntRegs, 0b0110, 1>;
}
def F2_dfimm_p : T_fimm <"dfmake", DoubleRegs, 0b1001, 0>;
def F2_dfimm_n : T_fimm <"dfmake", DoubleRegs, 0b1001, 1>;
def : Pat <(fabs (f32 IntRegs:$src1)),
(S2_clrbit_i (f32 IntRegs:$src1), 31)>,
Requires<[HasV5T]>;
def : Pat <(fneg (f32 IntRegs:$src1)),
(S2_togglebit_i (f32 IntRegs:$src1), 31)>,
Requires<[HasV5T]>;
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