blob: 70daf5abf81db7247d3f6cf5117c906a456fda87 [file] [log] [blame]
//=- AArch64RegisterInfo.td - Describe the AArch64 Registers -*- tablegen -*-=//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
//
//===----------------------------------------------------------------------===//
class AArch64Reg<bits<16> enc, string n, list<Register> subregs = [],
list<string> altNames = []>
: Register<n, altNames> {
let HWEncoding = enc;
let Namespace = "AArch64";
let SubRegs = subregs;
}
let Namespace = "AArch64" in {
def sub_32 : SubRegIndex<32>;
def bsub : SubRegIndex<8>;
def hsub : SubRegIndex<16>;
def ssub : SubRegIndex<32>;
def dsub : SubRegIndex<64>;
def sube32 : SubRegIndex<32>;
def subo32 : SubRegIndex<32>;
def sube64 : SubRegIndex<64>;
def subo64 : SubRegIndex<64>;
// SVE
def zsub : SubRegIndex<128>;
// Note: zsub_hi should never be used directly because it represents
// the scalable part of the SVE vector and cannot be manipulated as a
// subvector in the same way the lower 128bits can.
def zsub_hi : SubRegIndex<128>;
// Note: Code depends on these having consecutive numbers
def dsub0 : SubRegIndex<64>;
def dsub1 : SubRegIndex<64>;
def dsub2 : SubRegIndex<64>;
def dsub3 : SubRegIndex<64>;
// Note: Code depends on these having consecutive numbers
def qsub0 : SubRegIndex<128>;
def qsub1 : SubRegIndex<128>;
def qsub2 : SubRegIndex<128>;
def qsub3 : SubRegIndex<128>;
// Note: Code depends on these having consecutive numbers
def zasubb : SubRegIndex<2048>; // (16 x 16)/1 bytes = 2048 bits
def zasubh0 : SubRegIndex<1024>; // (16 x 16)/2 bytes = 1024 bits
def zasubh1 : SubRegIndex<1024>; // (16 x 16)/2 bytes = 1024 bits
def zasubs0 : SubRegIndex<512>; // (16 x 16)/4 bytes = 512 bits
def zasubs1 : SubRegIndex<512>; // (16 x 16)/4 bytes = 512 bits
def zasubd0 : SubRegIndex<256>; // (16 x 16)/8 bytes = 256 bits
def zasubd1 : SubRegIndex<256>; // (16 x 16)/8 bytes = 256 bits
def zasubq0 : SubRegIndex<128>; // (16 x 16)/16 bytes = 128 bits
def zasubq1 : SubRegIndex<128>; // (16 x 16)/16 bytes = 128 bits
}
let Namespace = "AArch64" in {
def vreg : RegAltNameIndex;
def vlist1 : RegAltNameIndex;
}
//===----------------------------------------------------------------------===//
// Registers
//===----------------------------------------------------------------------===//
def W0 : AArch64Reg<0, "w0" >, DwarfRegNum<[0]>;
def W1 : AArch64Reg<1, "w1" >, DwarfRegNum<[1]>;
def W2 : AArch64Reg<2, "w2" >, DwarfRegNum<[2]>;
def W3 : AArch64Reg<3, "w3" >, DwarfRegNum<[3]>;
def W4 : AArch64Reg<4, "w4" >, DwarfRegNum<[4]>;
def W5 : AArch64Reg<5, "w5" >, DwarfRegNum<[5]>;
def W6 : AArch64Reg<6, "w6" >, DwarfRegNum<[6]>;
def W7 : AArch64Reg<7, "w7" >, DwarfRegNum<[7]>;
def W8 : AArch64Reg<8, "w8" >, DwarfRegNum<[8]>;
def W9 : AArch64Reg<9, "w9" >, DwarfRegNum<[9]>;
def W10 : AArch64Reg<10, "w10">, DwarfRegNum<[10]>;
def W11 : AArch64Reg<11, "w11">, DwarfRegNum<[11]>;
def W12 : AArch64Reg<12, "w12">, DwarfRegNum<[12]>;
def W13 : AArch64Reg<13, "w13">, DwarfRegNum<[13]>;
def W14 : AArch64Reg<14, "w14">, DwarfRegNum<[14]>;
def W15 : AArch64Reg<15, "w15">, DwarfRegNum<[15]>;
def W16 : AArch64Reg<16, "w16">, DwarfRegNum<[16]>;
def W17 : AArch64Reg<17, "w17">, DwarfRegNum<[17]>;
def W18 : AArch64Reg<18, "w18">, DwarfRegNum<[18]>;
def W19 : AArch64Reg<19, "w19">, DwarfRegNum<[19]>;
def W20 : AArch64Reg<20, "w20">, DwarfRegNum<[20]>;
def W21 : AArch64Reg<21, "w21">, DwarfRegNum<[21]>;
def W22 : AArch64Reg<22, "w22">, DwarfRegNum<[22]>;
def W23 : AArch64Reg<23, "w23">, DwarfRegNum<[23]>;
def W24 : AArch64Reg<24, "w24">, DwarfRegNum<[24]>;
def W25 : AArch64Reg<25, "w25">, DwarfRegNum<[25]>;
def W26 : AArch64Reg<26, "w26">, DwarfRegNum<[26]>;
def W27 : AArch64Reg<27, "w27">, DwarfRegNum<[27]>;
def W28 : AArch64Reg<28, "w28">, DwarfRegNum<[28]>;
def W29 : AArch64Reg<29, "w29">, DwarfRegNum<[29]>;
def W30 : AArch64Reg<30, "w30">, DwarfRegNum<[30]>;
def WSP : AArch64Reg<31, "wsp">, DwarfRegNum<[31]>;
def WZR : AArch64Reg<31, "wzr">, DwarfRegAlias<WSP>;
let SubRegIndices = [sub_32] in {
def X0 : AArch64Reg<0, "x0", [W0]>, DwarfRegAlias<W0>;
def X1 : AArch64Reg<1, "x1", [W1]>, DwarfRegAlias<W1>;
def X2 : AArch64Reg<2, "x2", [W2]>, DwarfRegAlias<W2>;
def X3 : AArch64Reg<3, "x3", [W3]>, DwarfRegAlias<W3>;
def X4 : AArch64Reg<4, "x4", [W4]>, DwarfRegAlias<W4>;
def X5 : AArch64Reg<5, "x5", [W5]>, DwarfRegAlias<W5>;
def X6 : AArch64Reg<6, "x6", [W6]>, DwarfRegAlias<W6>;
def X7 : AArch64Reg<7, "x7", [W7]>, DwarfRegAlias<W7>;
def X8 : AArch64Reg<8, "x8", [W8]>, DwarfRegAlias<W8>;
def X9 : AArch64Reg<9, "x9", [W9]>, DwarfRegAlias<W9>;
def X10 : AArch64Reg<10, "x10", [W10]>, DwarfRegAlias<W10>;
def X11 : AArch64Reg<11, "x11", [W11]>, DwarfRegAlias<W11>;
def X12 : AArch64Reg<12, "x12", [W12]>, DwarfRegAlias<W12>;
def X13 : AArch64Reg<13, "x13", [W13]>, DwarfRegAlias<W13>;
def X14 : AArch64Reg<14, "x14", [W14]>, DwarfRegAlias<W14>;
def X15 : AArch64Reg<15, "x15", [W15]>, DwarfRegAlias<W15>;
def X16 : AArch64Reg<16, "x16", [W16]>, DwarfRegAlias<W16>;
def X17 : AArch64Reg<17, "x17", [W17]>, DwarfRegAlias<W17>;
def X18 : AArch64Reg<18, "x18", [W18]>, DwarfRegAlias<W18>;
def X19 : AArch64Reg<19, "x19", [W19]>, DwarfRegAlias<W19>;
def X20 : AArch64Reg<20, "x20", [W20]>, DwarfRegAlias<W20>;
def X21 : AArch64Reg<21, "x21", [W21]>, DwarfRegAlias<W21>;
def X22 : AArch64Reg<22, "x22", [W22]>, DwarfRegAlias<W22>;
def X23 : AArch64Reg<23, "x23", [W23]>, DwarfRegAlias<W23>;
def X24 : AArch64Reg<24, "x24", [W24]>, DwarfRegAlias<W24>;
def X25 : AArch64Reg<25, "x25", [W25]>, DwarfRegAlias<W25>;
def X26 : AArch64Reg<26, "x26", [W26]>, DwarfRegAlias<W26>;
def X27 : AArch64Reg<27, "x27", [W27]>, DwarfRegAlias<W27>;
def X28 : AArch64Reg<28, "x28", [W28]>, DwarfRegAlias<W28>;
def FP : AArch64Reg<29, "x29", [W29]>, DwarfRegAlias<W29>;
def LR : AArch64Reg<30, "x30", [W30]>, DwarfRegAlias<W30>;
def SP : AArch64Reg<31, "sp", [WSP]>, DwarfRegAlias<WSP>;
def XZR : AArch64Reg<31, "xzr", [WZR]>, DwarfRegAlias<WSP>;
}
// Condition code register.
def NZCV : AArch64Reg<0, "nzcv">;
// First fault status register
def FFR : AArch64Reg<0, "ffr">, DwarfRegNum<[47]>;
// Purely virtual Vector Granule (VG) Dwarf register
def VG : AArch64Reg<0, "vg">, DwarfRegNum<[46]>;
// GPR register classes with the intersections of GPR32/GPR32sp and
// GPR64/GPR64sp for use by the coalescer.
def GPR32common : RegisterClass<"AArch64", [i32], 32, (sequence "W%u", 0, 30)> {
let AltOrders = [(rotl GPR32common, 8)];
let AltOrderSelect = [{ return 1; }];
}
def GPR64common : RegisterClass<"AArch64", [i64], 64,
(add (sequence "X%u", 0, 28), FP, LR)> {
let AltOrders = [(rotl GPR64common, 8)];
let AltOrderSelect = [{ return 1; }];
}
// GPR register classes which exclude SP/WSP.
def GPR32 : RegisterClass<"AArch64", [i32], 32, (add GPR32common, WZR)> {
let AltOrders = [(rotl GPR32, 8)];
let AltOrderSelect = [{ return 1; }];
}
def GPR64 : RegisterClass<"AArch64", [i64], 64, (add GPR64common, XZR)> {
let AltOrders = [(rotl GPR64, 8)];
let AltOrderSelect = [{ return 1; }];
}
// GPR register classes which include SP/WSP.
def GPR32sp : RegisterClass<"AArch64", [i32], 32, (add GPR32common, WSP)> {
let AltOrders = [(rotl GPR32sp, 8)];
let AltOrderSelect = [{ return 1; }];
}
def GPR64sp : RegisterClass<"AArch64", [i64], 64, (add GPR64common, SP)> {
let AltOrders = [(rotl GPR64sp, 8)];
let AltOrderSelect = [{ return 1; }];
}
def GPR32sponly : RegisterClass<"AArch64", [i32], 32, (add WSP)>;
def GPR64sponly : RegisterClass<"AArch64", [i64], 64, (add SP)>;
def GPR64spPlus0Operand : AsmOperandClass {
let Name = "GPR64sp0";
let RenderMethod = "addRegOperands";
let PredicateMethod = "isGPR64<AArch64::GPR64spRegClassID>";
let ParserMethod = "tryParseGPR64sp0Operand";
}
def GPR64sp0 : RegisterOperand<GPR64sp> {
let ParserMatchClass = GPR64spPlus0Operand;
}
// GPR32/GPR64 but with zero-register substitution enabled.
// TODO: Roll this out to GPR32/GPR64/GPR32all/GPR64all.
def GPR32z : RegisterOperand<GPR32> {
let GIZeroRegister = WZR;
}
def GPR64z : RegisterOperand<GPR64> {
let GIZeroRegister = XZR;
}
// GPR argument registers.
def GPR32arg : RegisterClass<"AArch64", [i32], 32, (sequence "W%u", 0, 7)>;
def GPR64arg : RegisterClass<"AArch64", [i64], 64, (sequence "X%u", 0, 7)>;
// GPR register classes which include WZR/XZR AND SP/WSP. This is not a
// constraint used by any instructions, it is used as a common super-class.
def GPR32all : RegisterClass<"AArch64", [i32], 32, (add GPR32common, WZR, WSP)>;
def GPR64all : RegisterClass<"AArch64", [i64], 64, (add GPR64common, XZR, SP)>;
// For tail calls, we can't use callee-saved registers, as they are restored
// to the saved value before the tail call, which would clobber a call address.
// This is for indirect tail calls to store the address of the destination.
def tcGPR64 : RegisterClass<"AArch64", [i64], 64, (sub GPR64common, X19, X20, X21,
X22, X23, X24, X25, X26,
X27, X28, FP, LR)>;
// Restricted set of tail call registers, for use when branch target
// enforcement is enabled. These are the only registers which can be used to
// indirectly branch (not call) to the "BTI c" instruction at the start of a
// BTI-protected function.
def rtcGPR64 : RegisterClass<"AArch64", [i64], 64, (add X16, X17)>;
// Register set that excludes registers that are reserved for procedure calls.
// This is used for pseudo-instructions that are actually implemented using a
// procedure call.
def GPR64noip : RegisterClass<"AArch64", [i64], 64, (sub GPR64, X16, X17, LR)>;
// GPR register classes for post increment amount of vector load/store that
// has alternate printing when Rm=31 and prints a constant immediate value
// equal to the total number of bytes transferred.
// FIXME: TableGen *should* be able to do these itself now. There appears to be
// a bug in counting how many operands a Post-indexed MCInst should have which
// means the aliases don't trigger.
def GPR64pi1 : RegisterOperand<GPR64, "printPostIncOperand<1>">;
def GPR64pi2 : RegisterOperand<GPR64, "printPostIncOperand<2>">;
def GPR64pi3 : RegisterOperand<GPR64, "printPostIncOperand<3>">;
def GPR64pi4 : RegisterOperand<GPR64, "printPostIncOperand<4>">;
def GPR64pi6 : RegisterOperand<GPR64, "printPostIncOperand<6>">;
def GPR64pi8 : RegisterOperand<GPR64, "printPostIncOperand<8>">;
def GPR64pi12 : RegisterOperand<GPR64, "printPostIncOperand<12>">;
def GPR64pi16 : RegisterOperand<GPR64, "printPostIncOperand<16>">;
def GPR64pi24 : RegisterOperand<GPR64, "printPostIncOperand<24>">;
def GPR64pi32 : RegisterOperand<GPR64, "printPostIncOperand<32>">;
def GPR64pi48 : RegisterOperand<GPR64, "printPostIncOperand<48>">;
def GPR64pi64 : RegisterOperand<GPR64, "printPostIncOperand<64>">;
// Condition code regclass.
def CCR : RegisterClass<"AArch64", [i32], 32, (add NZCV)> {
let CopyCost = -1; // Don't allow copying of status registers.
// CCR is not allocatable.
let isAllocatable = 0;
}
//===----------------------------------------------------------------------===//
// Floating Point Scalar Registers
//===----------------------------------------------------------------------===//
def B0 : AArch64Reg<0, "b0">, DwarfRegNum<[64]>;
def B1 : AArch64Reg<1, "b1">, DwarfRegNum<[65]>;
def B2 : AArch64Reg<2, "b2">, DwarfRegNum<[66]>;
def B3 : AArch64Reg<3, "b3">, DwarfRegNum<[67]>;
def B4 : AArch64Reg<4, "b4">, DwarfRegNum<[68]>;
def B5 : AArch64Reg<5, "b5">, DwarfRegNum<[69]>;
def B6 : AArch64Reg<6, "b6">, DwarfRegNum<[70]>;
def B7 : AArch64Reg<7, "b7">, DwarfRegNum<[71]>;
def B8 : AArch64Reg<8, "b8">, DwarfRegNum<[72]>;
def B9 : AArch64Reg<9, "b9">, DwarfRegNum<[73]>;
def B10 : AArch64Reg<10, "b10">, DwarfRegNum<[74]>;
def B11 : AArch64Reg<11, "b11">, DwarfRegNum<[75]>;
def B12 : AArch64Reg<12, "b12">, DwarfRegNum<[76]>;
def B13 : AArch64Reg<13, "b13">, DwarfRegNum<[77]>;
def B14 : AArch64Reg<14, "b14">, DwarfRegNum<[78]>;
def B15 : AArch64Reg<15, "b15">, DwarfRegNum<[79]>;
def B16 : AArch64Reg<16, "b16">, DwarfRegNum<[80]>;
def B17 : AArch64Reg<17, "b17">, DwarfRegNum<[81]>;
def B18 : AArch64Reg<18, "b18">, DwarfRegNum<[82]>;
def B19 : AArch64Reg<19, "b19">, DwarfRegNum<[83]>;
def B20 : AArch64Reg<20, "b20">, DwarfRegNum<[84]>;
def B21 : AArch64Reg<21, "b21">, DwarfRegNum<[85]>;
def B22 : AArch64Reg<22, "b22">, DwarfRegNum<[86]>;
def B23 : AArch64Reg<23, "b23">, DwarfRegNum<[87]>;
def B24 : AArch64Reg<24, "b24">, DwarfRegNum<[88]>;
def B25 : AArch64Reg<25, "b25">, DwarfRegNum<[89]>;
def B26 : AArch64Reg<26, "b26">, DwarfRegNum<[90]>;
def B27 : AArch64Reg<27, "b27">, DwarfRegNum<[91]>;
def B28 : AArch64Reg<28, "b28">, DwarfRegNum<[92]>;
def B29 : AArch64Reg<29, "b29">, DwarfRegNum<[93]>;
def B30 : AArch64Reg<30, "b30">, DwarfRegNum<[94]>;
def B31 : AArch64Reg<31, "b31">, DwarfRegNum<[95]>;
let SubRegIndices = [bsub] in {
def H0 : AArch64Reg<0, "h0", [B0]>, DwarfRegAlias<B0>;
def H1 : AArch64Reg<1, "h1", [B1]>, DwarfRegAlias<B1>;
def H2 : AArch64Reg<2, "h2", [B2]>, DwarfRegAlias<B2>;
def H3 : AArch64Reg<3, "h3", [B3]>, DwarfRegAlias<B3>;
def H4 : AArch64Reg<4, "h4", [B4]>, DwarfRegAlias<B4>;
def H5 : AArch64Reg<5, "h5", [B5]>, DwarfRegAlias<B5>;
def H6 : AArch64Reg<6, "h6", [B6]>, DwarfRegAlias<B6>;
def H7 : AArch64Reg<7, "h7", [B7]>, DwarfRegAlias<B7>;
def H8 : AArch64Reg<8, "h8", [B8]>, DwarfRegAlias<B8>;
def H9 : AArch64Reg<9, "h9", [B9]>, DwarfRegAlias<B9>;
def H10 : AArch64Reg<10, "h10", [B10]>, DwarfRegAlias<B10>;
def H11 : AArch64Reg<11, "h11", [B11]>, DwarfRegAlias<B11>;
def H12 : AArch64Reg<12, "h12", [B12]>, DwarfRegAlias<B12>;
def H13 : AArch64Reg<13, "h13", [B13]>, DwarfRegAlias<B13>;
def H14 : AArch64Reg<14, "h14", [B14]>, DwarfRegAlias<B14>;
def H15 : AArch64Reg<15, "h15", [B15]>, DwarfRegAlias<B15>;
def H16 : AArch64Reg<16, "h16", [B16]>, DwarfRegAlias<B16>;
def H17 : AArch64Reg<17, "h17", [B17]>, DwarfRegAlias<B17>;
def H18 : AArch64Reg<18, "h18", [B18]>, DwarfRegAlias<B18>;
def H19 : AArch64Reg<19, "h19", [B19]>, DwarfRegAlias<B19>;
def H20 : AArch64Reg<20, "h20", [B20]>, DwarfRegAlias<B20>;
def H21 : AArch64Reg<21, "h21", [B21]>, DwarfRegAlias<B21>;
def H22 : AArch64Reg<22, "h22", [B22]>, DwarfRegAlias<B22>;
def H23 : AArch64Reg<23, "h23", [B23]>, DwarfRegAlias<B23>;
def H24 : AArch64Reg<24, "h24", [B24]>, DwarfRegAlias<B24>;
def H25 : AArch64Reg<25, "h25", [B25]>, DwarfRegAlias<B25>;
def H26 : AArch64Reg<26, "h26", [B26]>, DwarfRegAlias<B26>;
def H27 : AArch64Reg<27, "h27", [B27]>, DwarfRegAlias<B27>;
def H28 : AArch64Reg<28, "h28", [B28]>, DwarfRegAlias<B28>;
def H29 : AArch64Reg<29, "h29", [B29]>, DwarfRegAlias<B29>;
def H30 : AArch64Reg<30, "h30", [B30]>, DwarfRegAlias<B30>;
def H31 : AArch64Reg<31, "h31", [B31]>, DwarfRegAlias<B31>;
}
let SubRegIndices = [hsub] in {
def S0 : AArch64Reg<0, "s0", [H0]>, DwarfRegAlias<B0>;
def S1 : AArch64Reg<1, "s1", [H1]>, DwarfRegAlias<B1>;
def S2 : AArch64Reg<2, "s2", [H2]>, DwarfRegAlias<B2>;
def S3 : AArch64Reg<3, "s3", [H3]>, DwarfRegAlias<B3>;
def S4 : AArch64Reg<4, "s4", [H4]>, DwarfRegAlias<B4>;
def S5 : AArch64Reg<5, "s5", [H5]>, DwarfRegAlias<B5>;
def S6 : AArch64Reg<6, "s6", [H6]>, DwarfRegAlias<B6>;
def S7 : AArch64Reg<7, "s7", [H7]>, DwarfRegAlias<B7>;
def S8 : AArch64Reg<8, "s8", [H8]>, DwarfRegAlias<B8>;
def S9 : AArch64Reg<9, "s9", [H9]>, DwarfRegAlias<B9>;
def S10 : AArch64Reg<10, "s10", [H10]>, DwarfRegAlias<B10>;
def S11 : AArch64Reg<11, "s11", [H11]>, DwarfRegAlias<B11>;
def S12 : AArch64Reg<12, "s12", [H12]>, DwarfRegAlias<B12>;
def S13 : AArch64Reg<13, "s13", [H13]>, DwarfRegAlias<B13>;
def S14 : AArch64Reg<14, "s14", [H14]>, DwarfRegAlias<B14>;
def S15 : AArch64Reg<15, "s15", [H15]>, DwarfRegAlias<B15>;
def S16 : AArch64Reg<16, "s16", [H16]>, DwarfRegAlias<B16>;
def S17 : AArch64Reg<17, "s17", [H17]>, DwarfRegAlias<B17>;
def S18 : AArch64Reg<18, "s18", [H18]>, DwarfRegAlias<B18>;
def S19 : AArch64Reg<19, "s19", [H19]>, DwarfRegAlias<B19>;
def S20 : AArch64Reg<20, "s20", [H20]>, DwarfRegAlias<B20>;
def S21 : AArch64Reg<21, "s21", [H21]>, DwarfRegAlias<B21>;
def S22 : AArch64Reg<22, "s22", [H22]>, DwarfRegAlias<B22>;
def S23 : AArch64Reg<23, "s23", [H23]>, DwarfRegAlias<B23>;
def S24 : AArch64Reg<24, "s24", [H24]>, DwarfRegAlias<B24>;
def S25 : AArch64Reg<25, "s25", [H25]>, DwarfRegAlias<B25>;
def S26 : AArch64Reg<26, "s26", [H26]>, DwarfRegAlias<B26>;
def S27 : AArch64Reg<27, "s27", [H27]>, DwarfRegAlias<B27>;
def S28 : AArch64Reg<28, "s28", [H28]>, DwarfRegAlias<B28>;
def S29 : AArch64Reg<29, "s29", [H29]>, DwarfRegAlias<B29>;
def S30 : AArch64Reg<30, "s30", [H30]>, DwarfRegAlias<B30>;
def S31 : AArch64Reg<31, "s31", [H31]>, DwarfRegAlias<B31>;
}
let SubRegIndices = [ssub], RegAltNameIndices = [vreg, vlist1] in {
def D0 : AArch64Reg<0, "d0", [S0], ["v0", ""]>, DwarfRegAlias<B0>;
def D1 : AArch64Reg<1, "d1", [S1], ["v1", ""]>, DwarfRegAlias<B1>;
def D2 : AArch64Reg<2, "d2", [S2], ["v2", ""]>, DwarfRegAlias<B2>;
def D3 : AArch64Reg<3, "d3", [S3], ["v3", ""]>, DwarfRegAlias<B3>;
def D4 : AArch64Reg<4, "d4", [S4], ["v4", ""]>, DwarfRegAlias<B4>;
def D5 : AArch64Reg<5, "d5", [S5], ["v5", ""]>, DwarfRegAlias<B5>;
def D6 : AArch64Reg<6, "d6", [S6], ["v6", ""]>, DwarfRegAlias<B6>;
def D7 : AArch64Reg<7, "d7", [S7], ["v7", ""]>, DwarfRegAlias<B7>;
def D8 : AArch64Reg<8, "d8", [S8], ["v8", ""]>, DwarfRegAlias<B8>;
def D9 : AArch64Reg<9, "d9", [S9], ["v9", ""]>, DwarfRegAlias<B9>;
def D10 : AArch64Reg<10, "d10", [S10], ["v10", ""]>, DwarfRegAlias<B10>;
def D11 : AArch64Reg<11, "d11", [S11], ["v11", ""]>, DwarfRegAlias<B11>;
def D12 : AArch64Reg<12, "d12", [S12], ["v12", ""]>, DwarfRegAlias<B12>;
def D13 : AArch64Reg<13, "d13", [S13], ["v13", ""]>, DwarfRegAlias<B13>;
def D14 : AArch64Reg<14, "d14", [S14], ["v14", ""]>, DwarfRegAlias<B14>;
def D15 : AArch64Reg<15, "d15", [S15], ["v15", ""]>, DwarfRegAlias<B15>;
def D16 : AArch64Reg<16, "d16", [S16], ["v16", ""]>, DwarfRegAlias<B16>;
def D17 : AArch64Reg<17, "d17", [S17], ["v17", ""]>, DwarfRegAlias<B17>;
def D18 : AArch64Reg<18, "d18", [S18], ["v18", ""]>, DwarfRegAlias<B18>;
def D19 : AArch64Reg<19, "d19", [S19], ["v19", ""]>, DwarfRegAlias<B19>;
def D20 : AArch64Reg<20, "d20", [S20], ["v20", ""]>, DwarfRegAlias<B20>;
def D21 : AArch64Reg<21, "d21", [S21], ["v21", ""]>, DwarfRegAlias<B21>;
def D22 : AArch64Reg<22, "d22", [S22], ["v22", ""]>, DwarfRegAlias<B22>;
def D23 : AArch64Reg<23, "d23", [S23], ["v23", ""]>, DwarfRegAlias<B23>;
def D24 : AArch64Reg<24, "d24", [S24], ["v24", ""]>, DwarfRegAlias<B24>;
def D25 : AArch64Reg<25, "d25", [S25], ["v25", ""]>, DwarfRegAlias<B25>;
def D26 : AArch64Reg<26, "d26", [S26], ["v26", ""]>, DwarfRegAlias<B26>;
def D27 : AArch64Reg<27, "d27", [S27], ["v27", ""]>, DwarfRegAlias<B27>;
def D28 : AArch64Reg<28, "d28", [S28], ["v28", ""]>, DwarfRegAlias<B28>;
def D29 : AArch64Reg<29, "d29", [S29], ["v29", ""]>, DwarfRegAlias<B29>;
def D30 : AArch64Reg<30, "d30", [S30], ["v30", ""]>, DwarfRegAlias<B30>;
def D31 : AArch64Reg<31, "d31", [S31], ["v31", ""]>, DwarfRegAlias<B31>;
}
let SubRegIndices = [dsub], RegAltNameIndices = [vreg, vlist1] in {
def Q0 : AArch64Reg<0, "q0", [D0], ["v0", ""]>, DwarfRegAlias<B0>;
def Q1 : AArch64Reg<1, "q1", [D1], ["v1", ""]>, DwarfRegAlias<B1>;
def Q2 : AArch64Reg<2, "q2", [D2], ["v2", ""]>, DwarfRegAlias<B2>;
def Q3 : AArch64Reg<3, "q3", [D3], ["v3", ""]>, DwarfRegAlias<B3>;
def Q4 : AArch64Reg<4, "q4", [D4], ["v4", ""]>, DwarfRegAlias<B4>;
def Q5 : AArch64Reg<5, "q5", [D5], ["v5", ""]>, DwarfRegAlias<B5>;
def Q6 : AArch64Reg<6, "q6", [D6], ["v6", ""]>, DwarfRegAlias<B6>;
def Q7 : AArch64Reg<7, "q7", [D7], ["v7", ""]>, DwarfRegAlias<B7>;
def Q8 : AArch64Reg<8, "q8", [D8], ["v8", ""]>, DwarfRegAlias<B8>;
def Q9 : AArch64Reg<9, "q9", [D9], ["v9", ""]>, DwarfRegAlias<B9>;
def Q10 : AArch64Reg<10, "q10", [D10], ["v10", ""]>, DwarfRegAlias<B10>;
def Q11 : AArch64Reg<11, "q11", [D11], ["v11", ""]>, DwarfRegAlias<B11>;
def Q12 : AArch64Reg<12, "q12", [D12], ["v12", ""]>, DwarfRegAlias<B12>;
def Q13 : AArch64Reg<13, "q13", [D13], ["v13", ""]>, DwarfRegAlias<B13>;
def Q14 : AArch64Reg<14, "q14", [D14], ["v14", ""]>, DwarfRegAlias<B14>;
def Q15 : AArch64Reg<15, "q15", [D15], ["v15", ""]>, DwarfRegAlias<B15>;
def Q16 : AArch64Reg<16, "q16", [D16], ["v16", ""]>, DwarfRegAlias<B16>;
def Q17 : AArch64Reg<17, "q17", [D17], ["v17", ""]>, DwarfRegAlias<B17>;
def Q18 : AArch64Reg<18, "q18", [D18], ["v18", ""]>, DwarfRegAlias<B18>;
def Q19 : AArch64Reg<19, "q19", [D19], ["v19", ""]>, DwarfRegAlias<B19>;
def Q20 : AArch64Reg<20, "q20", [D20], ["v20", ""]>, DwarfRegAlias<B20>;
def Q21 : AArch64Reg<21, "q21", [D21], ["v21", ""]>, DwarfRegAlias<B21>;
def Q22 : AArch64Reg<22, "q22", [D22], ["v22", ""]>, DwarfRegAlias<B22>;
def Q23 : AArch64Reg<23, "q23", [D23], ["v23", ""]>, DwarfRegAlias<B23>;
def Q24 : AArch64Reg<24, "q24", [D24], ["v24", ""]>, DwarfRegAlias<B24>;
def Q25 : AArch64Reg<25, "q25", [D25], ["v25", ""]>, DwarfRegAlias<B25>;
def Q26 : AArch64Reg<26, "q26", [D26], ["v26", ""]>, DwarfRegAlias<B26>;
def Q27 : AArch64Reg<27, "q27", [D27], ["v27", ""]>, DwarfRegAlias<B27>;
def Q28 : AArch64Reg<28, "q28", [D28], ["v28", ""]>, DwarfRegAlias<B28>;
def Q29 : AArch64Reg<29, "q29", [D29], ["v29", ""]>, DwarfRegAlias<B29>;
def Q30 : AArch64Reg<30, "q30", [D30], ["v30", ""]>, DwarfRegAlias<B30>;
def Q31 : AArch64Reg<31, "q31", [D31], ["v31", ""]>, DwarfRegAlias<B31>;
}
def FPR8 : RegisterClass<"AArch64", [untyped], 8, (sequence "B%u", 0, 31)> {
let Size = 8;
}
def FPR16 : RegisterClass<"AArch64", [f16, bf16], 16, (sequence "H%u", 0, 31)> {
let Size = 16;
}
def FPR16_lo : RegisterClass<"AArch64", [f16], 16, (trunc FPR16, 16)> {
let Size = 16;
}
def FPR32 : RegisterClass<"AArch64", [f32, i32], 32,(sequence "S%u", 0, 31)>;
def FPR64 : RegisterClass<"AArch64", [f64, i64, v2f32, v1f64, v8i8, v4i16, v2i32,
v1i64, v4f16, v4bf16],
64, (sequence "D%u", 0, 31)>;
def FPR64_lo : RegisterClass<"AArch64",
[v8i8, v4i16, v2i32, v1i64, v4f16, v4bf16, v2f32,
v1f64],
64, (trunc FPR64, 16)>;
// We don't (yet) have an f128 legal type, so don't use that here. We
// normalize 128-bit vectors to v2f64 for arg passing and such, so use
// that here.
def FPR128 : RegisterClass<"AArch64",
[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64, f128,
v8f16, v8bf16],
128, (sequence "Q%u", 0, 31)>;
// The lower 16 vector registers. Some instructions can only take registers
// in this range.
def FPR128_lo : RegisterClass<"AArch64",
[v16i8, v8i16, v4i32, v2i64, v4f32, v2f64, v8f16,
v8bf16],
128, (trunc FPR128, 16)>;
// Pairs, triples, and quads of 64-bit vector registers.
def DSeqPairs : RegisterTuples<[dsub0, dsub1], [(rotl FPR64, 0), (rotl FPR64, 1)]>;
def DSeqTriples : RegisterTuples<[dsub0, dsub1, dsub2],
[(rotl FPR64, 0), (rotl FPR64, 1),
(rotl FPR64, 2)]>;
def DSeqQuads : RegisterTuples<[dsub0, dsub1, dsub2, dsub3],
[(rotl FPR64, 0), (rotl FPR64, 1),
(rotl FPR64, 2), (rotl FPR64, 3)]>;
def DD : RegisterClass<"AArch64", [untyped], 64, (add DSeqPairs)> {
let Size = 128;
}
def DDD : RegisterClass<"AArch64", [untyped], 64, (add DSeqTriples)> {
let Size = 192;
}
def DDDD : RegisterClass<"AArch64", [untyped], 64, (add DSeqQuads)> {
let Size = 256;
}
// Pairs, triples, and quads of 128-bit vector registers.
def QSeqPairs : RegisterTuples<[qsub0, qsub1], [(rotl FPR128, 0), (rotl FPR128, 1)]>;
def QSeqTriples : RegisterTuples<[qsub0, qsub1, qsub2],
[(rotl FPR128, 0), (rotl FPR128, 1),
(rotl FPR128, 2)]>;
def QSeqQuads : RegisterTuples<[qsub0, qsub1, qsub2, qsub3],
[(rotl FPR128, 0), (rotl FPR128, 1),
(rotl FPR128, 2), (rotl FPR128, 3)]>;
def QQ : RegisterClass<"AArch64", [untyped], 128, (add QSeqPairs)> {
let Size = 256;
}
def QQQ : RegisterClass<"AArch64", [untyped], 128, (add QSeqTriples)> {
let Size = 384;
}
def QQQQ : RegisterClass<"AArch64", [untyped], 128, (add QSeqQuads)> {
let Size = 512;
}
// Vector operand versions of the FP registers. Alternate name printing and
// assembler matching.
def VectorReg64AsmOperand : AsmOperandClass {
let Name = "VectorReg64";
let PredicateMethod = "isNeonVectorReg";
}
def VectorReg128AsmOperand : AsmOperandClass {
let Name = "VectorReg128";
let PredicateMethod = "isNeonVectorReg";
}
def V64 : RegisterOperand<FPR64, "printVRegOperand"> {
let ParserMatchClass = VectorReg64AsmOperand;
}
def V128 : RegisterOperand<FPR128, "printVRegOperand"> {
let ParserMatchClass = VectorReg128AsmOperand;
}
def VectorRegLoAsmOperand : AsmOperandClass {
let Name = "VectorRegLo";
let PredicateMethod = "isNeonVectorRegLo";
}
def V64_lo : RegisterOperand<FPR64_lo, "printVRegOperand"> {
let ParserMatchClass = VectorRegLoAsmOperand;
}
def V128_lo : RegisterOperand<FPR128_lo, "printVRegOperand"> {
let ParserMatchClass = VectorRegLoAsmOperand;
}
class TypedVecListAsmOperand<int count, string vecty, int lanes, int eltsize>
: AsmOperandClass {
let Name = "TypedVectorList" # count # "_" # lanes # eltsize;
let PredicateMethod
= "isTypedVectorList<RegKind::NeonVector, " # count # ", " # lanes # ", " # eltsize # ">";
let RenderMethod = "addVectorListOperands<" # vecty # ", " # count # ">";
}
class TypedVecListRegOperand<RegisterClass Reg, int lanes, string eltsize>
: RegisterOperand<Reg, "printTypedVectorList<" # lanes # ", '"
# eltsize # "'>">;
multiclass VectorList<int count, RegisterClass Reg64, RegisterClass Reg128> {
// With implicit types (probably on instruction instead). E.g. { v0, v1 }
def _64AsmOperand : AsmOperandClass {
let Name = NAME # "64";
let PredicateMethod = "isImplicitlyTypedVectorList<RegKind::NeonVector, " # count # ">";
let RenderMethod = "addVectorListOperands<AArch64Operand::VecListIdx_DReg, " # count # ">";
}
def "64" : RegisterOperand<Reg64, "printImplicitlyTypedVectorList"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_64AsmOperand");
}
def _128AsmOperand : AsmOperandClass {
let Name = NAME # "128";
let PredicateMethod = "isImplicitlyTypedVectorList<RegKind::NeonVector, " # count # ">";
let RenderMethod = "addVectorListOperands<AArch64Operand::VecListIdx_QReg, " # count # ">";
}
def "128" : RegisterOperand<Reg128, "printImplicitlyTypedVectorList"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_128AsmOperand");
}
// 64-bit register lists with explicit type.
// { v0.8b, v1.8b }
def _8bAsmOperand : TypedVecListAsmOperand<count, "AArch64Operand::VecListIdx_DReg", 8, 8>;
def "8b" : TypedVecListRegOperand<Reg64, 8, "b"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_8bAsmOperand");
}
// { v0.4h, v1.4h }
def _4hAsmOperand : TypedVecListAsmOperand<count, "AArch64Operand::VecListIdx_DReg", 4, 16>;
def "4h" : TypedVecListRegOperand<Reg64, 4, "h"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_4hAsmOperand");
}
// { v0.2s, v1.2s }
def _2sAsmOperand : TypedVecListAsmOperand<count, "AArch64Operand::VecListIdx_DReg", 2, 32>;
def "2s" : TypedVecListRegOperand<Reg64, 2, "s"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_2sAsmOperand");
}
// { v0.1d, v1.1d }
def _1dAsmOperand : TypedVecListAsmOperand<count, "AArch64Operand::VecListIdx_DReg", 1, 64>;
def "1d" : TypedVecListRegOperand<Reg64, 1, "d"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_1dAsmOperand");
}
// 128-bit register lists with explicit type
// { v0.16b, v1.16b }
def _16bAsmOperand : TypedVecListAsmOperand<count, "AArch64Operand::VecListIdx_QReg", 16, 8>;
def "16b" : TypedVecListRegOperand<Reg128, 16, "b"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_16bAsmOperand");
}
// { v0.8h, v1.8h }
def _8hAsmOperand : TypedVecListAsmOperand<count, "AArch64Operand::VecListIdx_QReg", 8, 16>;
def "8h" : TypedVecListRegOperand<Reg128, 8, "h"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_8hAsmOperand");
}
// { v0.4s, v1.4s }
def _4sAsmOperand : TypedVecListAsmOperand<count, "AArch64Operand::VecListIdx_QReg", 4, 32>;
def "4s" : TypedVecListRegOperand<Reg128, 4, "s"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_4sAsmOperand");
}
// { v0.2d, v1.2d }
def _2dAsmOperand : TypedVecListAsmOperand<count, "AArch64Operand::VecListIdx_QReg", 2, 64>;
def "2d" : TypedVecListRegOperand<Reg128, 2, "d"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_2dAsmOperand");
}
// { v0.b, v1.b }
def _bAsmOperand : TypedVecListAsmOperand<count, "AArch64Operand::VecListIdx_QReg", 0, 8>;
def "b" : TypedVecListRegOperand<Reg128, 0, "b"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_bAsmOperand");
}
// { v0.h, v1.h }
def _hAsmOperand : TypedVecListAsmOperand<count, "AArch64Operand::VecListIdx_QReg", 0, 16>;
def "h" : TypedVecListRegOperand<Reg128, 0, "h"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_hAsmOperand");
}
// { v0.s, v1.s }
def _sAsmOperand : TypedVecListAsmOperand<count, "AArch64Operand::VecListIdx_QReg", 0, 32>;
def "s" : TypedVecListRegOperand<Reg128, 0, "s"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_sAsmOperand");
}
// { v0.d, v1.d }
def _dAsmOperand : TypedVecListAsmOperand<count, "AArch64Operand::VecListIdx_QReg", 0, 64>;
def "d" : TypedVecListRegOperand<Reg128, 0, "d"> {
let ParserMatchClass = !cast<AsmOperandClass>(NAME # "_dAsmOperand");
}
}
defm VecListOne : VectorList<1, FPR64, FPR128>;
defm VecListTwo : VectorList<2, DD, QQ>;
defm VecListThree : VectorList<3, DDD, QQQ>;
defm VecListFour : VectorList<4, DDDD, QQQQ>;
class FPRAsmOperand<string RC> : AsmOperandClass {
let Name = "FPRAsmOperand" # RC;
let PredicateMethod = "isGPR64<AArch64::" # RC # "RegClassID>";
let RenderMethod = "addRegOperands";
}
// Register operand versions of the scalar FP registers.
def FPR8Op : RegisterOperand<FPR8, "printOperand"> {
let ParserMatchClass = FPRAsmOperand<"FPR8">;
}
def FPR16Op : RegisterOperand<FPR16, "printOperand"> {
let ParserMatchClass = FPRAsmOperand<"FPR16">;
}
def FPR16Op_lo : RegisterOperand<FPR16_lo, "printOperand"> {
let ParserMatchClass = FPRAsmOperand<"FPR16_lo">;
}
def FPR32Op : RegisterOperand<FPR32, "printOperand"> {
let ParserMatchClass = FPRAsmOperand<"FPR32">;
}
def FPR64Op : RegisterOperand<FPR64, "printOperand"> {
let ParserMatchClass = FPRAsmOperand<"FPR64">;
}
def FPR128Op : RegisterOperand<FPR128, "printOperand"> {
let ParserMatchClass = FPRAsmOperand<"FPR128">;
}
//===----------------------------------------------------------------------===//
// ARMv8.1a atomic CASP register operands
def WSeqPairs : RegisterTuples<[sube32, subo32],
[(decimate (rotl GPR32, 0), 2),
(decimate (rotl GPR32, 1), 2)]>;
def XSeqPairs : RegisterTuples<[sube64, subo64],
[(decimate (rotl GPR64, 0), 2),
(decimate (rotl GPR64, 1), 2)]>;
def WSeqPairsClass : RegisterClass<"AArch64", [untyped], 32,
(add WSeqPairs)>{
let Size = 64;
}
def XSeqPairsClass : RegisterClass<"AArch64", [untyped], 64,
(add XSeqPairs)>{
let Size = 128;
}
let RenderMethod = "addRegOperands", ParserMethod="tryParseGPRSeqPair" in {
def WSeqPairsAsmOperandClass : AsmOperandClass { let Name = "WSeqPair"; }
def XSeqPairsAsmOperandClass : AsmOperandClass { let Name = "XSeqPair"; }
}
def WSeqPairClassOperand :
RegisterOperand<WSeqPairsClass, "printGPRSeqPairsClassOperand<32>"> {
let ParserMatchClass = WSeqPairsAsmOperandClass;
}
def XSeqPairClassOperand :
RegisterOperand<XSeqPairsClass, "printGPRSeqPairsClassOperand<64>"> {
let ParserMatchClass = XSeqPairsAsmOperandClass;
}
//===----- END: v8.1a atomic CASP register operands -----------------------===//
//===----------------------------------------------------------------------===//
// Armv8.7a accelerator extension register operands: 8 consecutive GPRs
// starting with an even one
let Namespace = "AArch64" in {
foreach i = 0-7 in
def "x8sub_"#i : SubRegIndex<64, !mul(64, i)>;
}
def Tuples8X : RegisterTuples<
!foreach(i, [0,1,2,3,4,5,6,7], !cast<SubRegIndex>("x8sub_"#i)),
!foreach(i, [0,1,2,3,4,5,6,7], (trunc (decimate (rotl GPR64, i), 2), 12))>;
def GPR64x8Class : RegisterClass<"AArch64", [i64x8], 512, (trunc Tuples8X, 12)> {
let Size = 512;
}
def GPR64x8AsmOp : AsmOperandClass {
let Name = "GPR64x8";
let ParserMethod = "tryParseGPR64x8";
let RenderMethod = "addRegOperands";
}
def GPR64x8 : RegisterOperand<GPR64x8Class, "printGPR64x8"> {
let ParserMatchClass = GPR64x8AsmOp;
let PrintMethod = "printGPR64x8";
}
//===----- END: v8.7a accelerator extension register operands -------------===//
// SVE predicate registers
def P0 : AArch64Reg<0, "p0">, DwarfRegNum<[48]>;
def P1 : AArch64Reg<1, "p1">, DwarfRegNum<[49]>;
def P2 : AArch64Reg<2, "p2">, DwarfRegNum<[50]>;
def P3 : AArch64Reg<3, "p3">, DwarfRegNum<[51]>;
def P4 : AArch64Reg<4, "p4">, DwarfRegNum<[52]>;
def P5 : AArch64Reg<5, "p5">, DwarfRegNum<[53]>;
def P6 : AArch64Reg<6, "p6">, DwarfRegNum<[54]>;
def P7 : AArch64Reg<7, "p7">, DwarfRegNum<[55]>;
def P8 : AArch64Reg<8, "p8">, DwarfRegNum<[56]>;
def P9 : AArch64Reg<9, "p9">, DwarfRegNum<[57]>;
def P10 : AArch64Reg<10, "p10">, DwarfRegNum<[58]>;
def P11 : AArch64Reg<11, "p11">, DwarfRegNum<[59]>;
def P12 : AArch64Reg<12, "p12">, DwarfRegNum<[60]>;
def P13 : AArch64Reg<13, "p13">, DwarfRegNum<[61]>;
def P14 : AArch64Reg<14, "p14">, DwarfRegNum<[62]>;
def P15 : AArch64Reg<15, "p15">, DwarfRegNum<[63]>;
// The part of SVE registers that don't overlap Neon registers.
// These are only used as part of clobber lists.
def Z0_HI : AArch64Reg<0, "z0_hi">;
def Z1_HI : AArch64Reg<1, "z1_hi">;
def Z2_HI : AArch64Reg<2, "z2_hi">;
def Z3_HI : AArch64Reg<3, "z3_hi">;
def Z4_HI : AArch64Reg<4, "z4_hi">;
def Z5_HI : AArch64Reg<5, "z5_hi">;
def Z6_HI : AArch64Reg<6, "z6_hi">;
def Z7_HI : AArch64Reg<7, "z7_hi">;
def Z8_HI : AArch64Reg<8, "z8_hi">;
def Z9_HI : AArch64Reg<9, "z9_hi">;
def Z10_HI : AArch64Reg<10, "z10_hi">;
def Z11_HI : AArch64Reg<11, "z11_hi">;
def Z12_HI : AArch64Reg<12, "z12_hi">;
def Z13_HI : AArch64Reg<13, "z13_hi">;
def Z14_HI : AArch64Reg<14, "z14_hi">;
def Z15_HI : AArch64Reg<15, "z15_hi">;
def Z16_HI : AArch64Reg<16, "z16_hi">;
def Z17_HI : AArch64Reg<17, "z17_hi">;
def Z18_HI : AArch64Reg<18, "z18_hi">;
def Z19_HI : AArch64Reg<19, "z19_hi">;
def Z20_HI : AArch64Reg<20, "z20_hi">;
def Z21_HI : AArch64Reg<21, "z21_hi">;
def Z22_HI : AArch64Reg<22, "z22_hi">;
def Z23_HI : AArch64Reg<23, "z23_hi">;
def Z24_HI : AArch64Reg<24, "z24_hi">;
def Z25_HI : AArch64Reg<25, "z25_hi">;
def Z26_HI : AArch64Reg<26, "z26_hi">;
def Z27_HI : AArch64Reg<27, "z27_hi">;
def Z28_HI : AArch64Reg<28, "z28_hi">;
def Z29_HI : AArch64Reg<29, "z29_hi">;
def Z30_HI : AArch64Reg<30, "z30_hi">;
def Z31_HI : AArch64Reg<31, "z31_hi">;
// SVE variable-size vector registers
let SubRegIndices = [zsub,zsub_hi] in {
def Z0 : AArch64Reg<0, "z0", [Q0, Z0_HI]>, DwarfRegNum<[96]>;
def Z1 : AArch64Reg<1, "z1", [Q1, Z1_HI]>, DwarfRegNum<[97]>;
def Z2 : AArch64Reg<2, "z2", [Q2, Z2_HI]>, DwarfRegNum<[98]>;
def Z3 : AArch64Reg<3, "z3", [Q3, Z3_HI]>, DwarfRegNum<[99]>;
def Z4 : AArch64Reg<4, "z4", [Q4, Z4_HI]>, DwarfRegNum<[100]>;
def Z5 : AArch64Reg<5, "z5", [Q5, Z5_HI]>, DwarfRegNum<[101]>;
def Z6 : AArch64Reg<6, "z6", [Q6, Z6_HI]>, DwarfRegNum<[102]>;
def Z7 : AArch64Reg<7, "z7", [Q7, Z7_HI]>, DwarfRegNum<[103]>;
def Z8 : AArch64Reg<8, "z8", [Q8, Z8_HI]>, DwarfRegNum<[104]>;
def Z9 : AArch64Reg<9, "z9", [Q9, Z9_HI]>, DwarfRegNum<[105]>;
def Z10 : AArch64Reg<10, "z10", [Q10, Z10_HI]>, DwarfRegNum<[106]>;
def Z11 : AArch64Reg<11, "z11", [Q11, Z11_HI]>, DwarfRegNum<[107]>;
def Z12 : AArch64Reg<12, "z12", [Q12, Z12_HI]>, DwarfRegNum<[108]>;
def Z13 : AArch64Reg<13, "z13", [Q13, Z13_HI]>, DwarfRegNum<[109]>;
def Z14 : AArch64Reg<14, "z14", [Q14, Z14_HI]>, DwarfRegNum<[110]>;
def Z15 : AArch64Reg<15, "z15", [Q15, Z15_HI]>, DwarfRegNum<[111]>;
def Z16 : AArch64Reg<16, "z16", [Q16, Z16_HI]>, DwarfRegNum<[112]>;
def Z17 : AArch64Reg<17, "z17", [Q17, Z17_HI]>, DwarfRegNum<[113]>;
def Z18 : AArch64Reg<18, "z18", [Q18, Z18_HI]>, DwarfRegNum<[114]>;
def Z19 : AArch64Reg<19, "z19", [Q19, Z19_HI]>, DwarfRegNum<[115]>;
def Z20 : AArch64Reg<20, "z20", [Q20, Z20_HI]>, DwarfRegNum<[116]>;
def Z21 : AArch64Reg<21, "z21", [Q21, Z21_HI]>, DwarfRegNum<[117]>;
def Z22 : AArch64Reg<22, "z22", [Q22, Z22_HI]>, DwarfRegNum<[118]>;
def Z23 : AArch64Reg<23, "z23", [Q23, Z23_HI]>, DwarfRegNum<[119]>;
def Z24 : AArch64Reg<24, "z24", [Q24, Z24_HI]>, DwarfRegNum<[120]>;
def Z25 : AArch64Reg<25, "z25", [Q25, Z25_HI]>, DwarfRegNum<[121]>;
def Z26 : AArch64Reg<26, "z26", [Q26, Z26_HI]>, DwarfRegNum<[122]>;
def Z27 : AArch64Reg<27, "z27", [Q27, Z27_HI]>, DwarfRegNum<[123]>;
def Z28 : AArch64Reg<28, "z28", [Q28, Z28_HI]>, DwarfRegNum<[124]>;
def Z29 : AArch64Reg<29, "z29", [Q29, Z29_HI]>, DwarfRegNum<[125]>;
def Z30 : AArch64Reg<30, "z30", [Q30, Z30_HI]>, DwarfRegNum<[126]>;
def Z31 : AArch64Reg<31, "z31", [Q31, Z31_HI]>, DwarfRegNum<[127]>;
}
// Enum describing the element size for destructive
// operations.
class ElementSizeEnum<bits<3> val> {
bits<3> Value = val;
}
def ElementSizeNone : ElementSizeEnum<0>;
def ElementSizeB : ElementSizeEnum<1>;
def ElementSizeH : ElementSizeEnum<2>;
def ElementSizeS : ElementSizeEnum<3>;
def ElementSizeD : ElementSizeEnum<4>;
def ElementSizeQ : ElementSizeEnum<5>; // Unused
class SVERegOp <string Suffix, AsmOperandClass C,
ElementSizeEnum Size,
RegisterClass RC> : RegisterOperand<RC> {
ElementSizeEnum ElementSize;
let ElementSize = Size;
let PrintMethod = !if(!eq(Suffix, ""),
"printSVERegOp<>",
"printSVERegOp<'" # Suffix # "'>");
let ParserMatchClass = C;
}
class PPRRegOp <string Suffix, AsmOperandClass C, ElementSizeEnum Size,
RegisterClass RC> : SVERegOp<Suffix, C, Size, RC> {}
class ZPRRegOp <string Suffix, AsmOperandClass C, ElementSizeEnum Size,
RegisterClass RC> : SVERegOp<Suffix, C, Size, RC> {}
//******************************************************************************
// SVE predicate register classes.
class PPRClass<int lastreg> : RegisterClass<
"AArch64",
[ nxv16i1, nxv8i1, nxv4i1, nxv2i1 ], 16,
(sequence "P%u", 0, lastreg)> {
let Size = 16;
}
def PPR : PPRClass<15>;
def PPR_3b : PPRClass<7>; // Restricted 3 bit SVE predicate register class.
class PPRAsmOperand <string name, string RegClass, int Width>: AsmOperandClass {
let Name = "SVE" # name # "Reg";
let PredicateMethod = "isSVEPredicateVectorRegOfWidth<"
# Width # ", " # "AArch64::" # RegClass # "RegClassID>";
let DiagnosticType = "InvalidSVE" # name # "Reg";
let RenderMethod = "addRegOperands";
let ParserMethod = "tryParseSVEPredicateVector";
}
def PPRAsmOpAny : PPRAsmOperand<"PredicateAny", "PPR", 0>;
def PPRAsmOp8 : PPRAsmOperand<"PredicateB", "PPR", 8>;
def PPRAsmOp16 : PPRAsmOperand<"PredicateH", "PPR", 16>;
def PPRAsmOp32 : PPRAsmOperand<"PredicateS", "PPR", 32>;
def PPRAsmOp64 : PPRAsmOperand<"PredicateD", "PPR", 64>;
def PPRAny : PPRRegOp<"", PPRAsmOpAny, ElementSizeNone, PPR>;
def PPR8 : PPRRegOp<"b", PPRAsmOp8, ElementSizeB, PPR>;
def PPR16 : PPRRegOp<"h", PPRAsmOp16, ElementSizeH, PPR>;
def PPR32 : PPRRegOp<"s", PPRAsmOp32, ElementSizeS, PPR>;
def PPR64 : PPRRegOp<"d", PPRAsmOp64, ElementSizeD, PPR>;
def PPRAsmOp3bAny : PPRAsmOperand<"Predicate3bAny", "PPR_3b", 0>;
def PPR3bAny : PPRRegOp<"", PPRAsmOp3bAny, ElementSizeNone, PPR_3b>;
//******************************************************************************
// SVE vector register classes
class ZPRClass<int lastreg> : RegisterClass<"AArch64",
[nxv16i8, nxv8i16, nxv4i32, nxv2i64,
nxv2f16, nxv4f16, nxv8f16,
nxv2bf16, nxv4bf16, nxv8bf16,
nxv2f32, nxv4f32,
nxv2f64],
128, (sequence "Z%u", 0, lastreg)> {
let Size = 128;
}
def ZPR : ZPRClass<31>;
def ZPR_4b : ZPRClass<15>; // Restricted 4 bit SVE vector register class.
def ZPR_3b : ZPRClass<7>; // Restricted 3 bit SVE vector register class.
class ZPRAsmOperand<string name, int Width, string RegClassSuffix = "">
: AsmOperandClass {
let Name = "SVE" # name # "Reg";
let PredicateMethod = "isSVEDataVectorRegOfWidth<"
# Width # ", AArch64::ZPR"
# RegClassSuffix # "RegClassID>";
let RenderMethod = "addRegOperands";
let DiagnosticType = "InvalidZPR" # RegClassSuffix # Width;
let ParserMethod = "tryParseSVEDataVector<false, "
# !if(!eq(Width, 0), "false", "true") # ">";
}
def ZPRAsmOpAny : ZPRAsmOperand<"VectorAny", 0>;
def ZPRAsmOp8 : ZPRAsmOperand<"VectorB", 8>;
def ZPRAsmOp16 : ZPRAsmOperand<"VectorH", 16>;
def ZPRAsmOp32 : ZPRAsmOperand<"VectorS", 32>;
def ZPRAsmOp64 : ZPRAsmOperand<"VectorD", 64>;
def ZPRAsmOp128 : ZPRAsmOperand<"VectorQ", 128>;
def ZPRAny : ZPRRegOp<"", ZPRAsmOpAny, ElementSizeNone, ZPR>;
def ZPR8 : ZPRRegOp<"b", ZPRAsmOp8, ElementSizeB, ZPR>;
def ZPR16 : ZPRRegOp<"h", ZPRAsmOp16, ElementSizeH, ZPR>;
def ZPR32 : ZPRRegOp<"s", ZPRAsmOp32, ElementSizeS, ZPR>;
def ZPR64 : ZPRRegOp<"d", ZPRAsmOp64, ElementSizeD, ZPR>;
def ZPR128 : ZPRRegOp<"q", ZPRAsmOp128, ElementSizeQ, ZPR>;
def ZPRAsmOp3b8 : ZPRAsmOperand<"Vector3bB", 8, "_3b">;
def ZPRAsmOp3b16 : ZPRAsmOperand<"Vector3bH", 16, "_3b">;
def ZPRAsmOp3b32 : ZPRAsmOperand<"Vector3bS", 32, "_3b">;
def ZPR3b8 : ZPRRegOp<"b", ZPRAsmOp3b8, ElementSizeB, ZPR_3b>;
def ZPR3b16 : ZPRRegOp<"h", ZPRAsmOp3b16, ElementSizeH, ZPR_3b>;
def ZPR3b32 : ZPRRegOp<"s", ZPRAsmOp3b32, ElementSizeS, ZPR_3b>;
def ZPRAsmOp4b16 : ZPRAsmOperand<"Vector4bH", 16, "_4b">;
def ZPRAsmOp4b32 : ZPRAsmOperand<"Vector4bS", 32, "_4b">;
def ZPRAsmOp4b64 : ZPRAsmOperand<"Vector4bD", 64, "_4b">;
def ZPR4b16 : ZPRRegOp<"h", ZPRAsmOp4b16, ElementSizeH, ZPR_4b>;
def ZPR4b32 : ZPRRegOp<"s", ZPRAsmOp4b32, ElementSizeS, ZPR_4b>;
def ZPR4b64 : ZPRRegOp<"d", ZPRAsmOp4b64, ElementSizeD, ZPR_4b>;
class FPRasZPR<int Width> : AsmOperandClass{
let Name = "FPR" # Width # "asZPR";
let PredicateMethod = "isFPRasZPR<AArch64::FPR" # Width # "RegClassID>";
let RenderMethod = "addFPRasZPRRegOperands<" # Width # ">";
}
class FPRasZPROperand<int Width> : RegisterOperand<ZPR> {
let ParserMatchClass = FPRasZPR<Width>;
let PrintMethod = "printZPRasFPR<" # Width # ">";
}
def FPR8asZPR : FPRasZPROperand<8>;
def FPR16asZPR : FPRasZPROperand<16>;
def FPR32asZPR : FPRasZPROperand<32>;
def FPR64asZPR : FPRasZPROperand<64>;
def FPR128asZPR : FPRasZPROperand<128>;
let Namespace = "AArch64" in {
def zsub0 : SubRegIndex<128, -1>;
def zsub1 : SubRegIndex<128, -1>;
def zsub2 : SubRegIndex<128, -1>;
def zsub3 : SubRegIndex<128, -1>;
}
// Pairs, triples, and quads of SVE vector registers.
def ZSeqPairs : RegisterTuples<[zsub0, zsub1], [(rotl ZPR, 0), (rotl ZPR, 1)]>;
def ZSeqTriples : RegisterTuples<[zsub0, zsub1, zsub2], [(rotl ZPR, 0), (rotl ZPR, 1), (rotl ZPR, 2)]>;
def ZSeqQuads : RegisterTuples<[zsub0, zsub1, zsub2, zsub3], [(rotl ZPR, 0), (rotl ZPR, 1), (rotl ZPR, 2), (rotl ZPR, 3)]>;
def ZPR2 : RegisterClass<"AArch64", [untyped], 128, (add ZSeqPairs)> {
let Size = 256;
}
def ZPR3 : RegisterClass<"AArch64", [untyped], 128, (add ZSeqTriples)> {
let Size = 384;
}
def ZPR4 : RegisterClass<"AArch64", [untyped], 128, (add ZSeqQuads)> {
let Size = 512;
}
class ZPRVectorList<int ElementWidth, int NumRegs> : AsmOperandClass {
let Name = "SVEVectorList" # NumRegs # ElementWidth;
let ParserMethod = "tryParseVectorList<RegKind::SVEDataVector>";
let PredicateMethod =
"isTypedVectorList<RegKind::SVEDataVector, " #NumRegs #", 0, " #ElementWidth #">";
let RenderMethod = "addVectorListOperands<AArch64Operand::VecListIdx_ZReg, " # NumRegs # ">";
}
def Z_b : RegisterOperand<ZPR, "printTypedVectorList<0,'b'>"> {
let ParserMatchClass = ZPRVectorList<8, 1>;
}
def Z_h : RegisterOperand<ZPR, "printTypedVectorList<0,'h'>"> {
let ParserMatchClass = ZPRVectorList<16, 1>;
}
def Z_s : RegisterOperand<ZPR, "printTypedVectorList<0,'s'>"> {
let ParserMatchClass = ZPRVectorList<32, 1>;
}
def Z_d : RegisterOperand<ZPR, "printTypedVectorList<0,'d'>"> {
let ParserMatchClass = ZPRVectorList<64, 1>;
}
def ZZ_b : RegisterOperand<ZPR2, "printTypedVectorList<0,'b'>"> {
let ParserMatchClass = ZPRVectorList<8, 2>;
}
def ZZ_h : RegisterOperand<ZPR2, "printTypedVectorList<0,'h'>"> {
let ParserMatchClass = ZPRVectorList<16, 2>;
}
def ZZ_s : RegisterOperand<ZPR2, "printTypedVectorList<0,'s'>"> {
let ParserMatchClass = ZPRVectorList<32, 2>;
}
def ZZ_d : RegisterOperand<ZPR2, "printTypedVectorList<0,'d'>"> {
let ParserMatchClass = ZPRVectorList<64, 2>;
}
def ZZZ_b : RegisterOperand<ZPR3, "printTypedVectorList<0,'b'>"> {
let ParserMatchClass = ZPRVectorList<8, 3>;
}
def ZZZ_h : RegisterOperand<ZPR3, "printTypedVectorList<0,'h'>"> {
let ParserMatchClass = ZPRVectorList<16, 3>;
}
def ZZZ_s : RegisterOperand<ZPR3, "printTypedVectorList<0,'s'>"> {
let ParserMatchClass = ZPRVectorList<32, 3>;
}
def ZZZ_d : RegisterOperand<ZPR3, "printTypedVectorList<0,'d'>"> {
let ParserMatchClass = ZPRVectorList<64, 3>;
}
def ZZZZ_b : RegisterOperand<ZPR4, "printTypedVectorList<0,'b'>"> {
let ParserMatchClass = ZPRVectorList<8, 4>;
}
def ZZZZ_h : RegisterOperand<ZPR4, "printTypedVectorList<0,'h'>"> {
let ParserMatchClass = ZPRVectorList<16, 4>;
}
def ZZZZ_s : RegisterOperand<ZPR4, "printTypedVectorList<0,'s'>"> {
let ParserMatchClass = ZPRVectorList<32, 4>;
}
def ZZZZ_d : RegisterOperand<ZPR4, "printTypedVectorList<0,'d'>"> {
let ParserMatchClass = ZPRVectorList<64, 4>;
}
class ZPRExtendAsmOperand<string ShiftExtend, int RegWidth, int Scale,
bit ScaleAlwaysSame = 0b0> : AsmOperandClass {
let Name = "ZPRExtend" # ShiftExtend # RegWidth # Scale
# !if(ScaleAlwaysSame, "Only", "");
let PredicateMethod = "isSVEDataVectorRegWithShiftExtend<"
# RegWidth # ", AArch64::ZPRRegClassID, "
# "AArch64_AM::" # ShiftExtend # ", "
# Scale # ", "
# !if(ScaleAlwaysSame, "true", "false")
# ">";
let DiagnosticType = "InvalidZPR" # RegWidth # ShiftExtend # Scale;
let RenderMethod = "addRegOperands";
let ParserMethod = "tryParseSVEDataVector<true, true>";
}
class ZPRExtendRegisterOperand<bit SignExtend, bit IsLSL, string Repr,
int RegWidth, int Scale, string Suffix = "">
: RegisterOperand<ZPR> {
let ParserMatchClass =
!cast<AsmOperandClass>("ZPR" # RegWidth # "AsmOpndExt" # Repr # Scale # Suffix);
let PrintMethod = "printRegWithShiftExtend<"
# !if(SignExtend, "true", "false") # ", "
# Scale # ", "
# !if(IsLSL, "'x'", "'w'") # ", "
# !if(!eq(RegWidth, 32), "'s'", "'d'") # ">";
}
foreach RegWidth = [32, 64] in {
// UXTW(8|16|32|64)
def ZPR#RegWidth#AsmOpndExtUXTW8Only : ZPRExtendAsmOperand<"UXTW", RegWidth, 8, 0b1>;
def ZPR#RegWidth#AsmOpndExtUXTW8 : ZPRExtendAsmOperand<"UXTW", RegWidth, 8>;
def ZPR#RegWidth#AsmOpndExtUXTW16 : ZPRExtendAsmOperand<"UXTW", RegWidth, 16>;
def ZPR#RegWidth#AsmOpndExtUXTW32 : ZPRExtendAsmOperand<"UXTW", RegWidth, 32>;
def ZPR#RegWidth#AsmOpndExtUXTW64 : ZPRExtendAsmOperand<"UXTW", RegWidth, 64>;
def ZPR#RegWidth#ExtUXTW8Only : ZPRExtendRegisterOperand<0b0, 0b0, "UXTW", RegWidth, 8, "Only">;
def ZPR#RegWidth#ExtUXTW8 : ZPRExtendRegisterOperand<0b0, 0b0, "UXTW", RegWidth, 8>;
def ZPR#RegWidth#ExtUXTW16 : ZPRExtendRegisterOperand<0b0, 0b0, "UXTW", RegWidth, 16>;
def ZPR#RegWidth#ExtUXTW32 : ZPRExtendRegisterOperand<0b0, 0b0, "UXTW", RegWidth, 32>;
def ZPR#RegWidth#ExtUXTW64 : ZPRExtendRegisterOperand<0b0, 0b0, "UXTW", RegWidth, 64>;
// SXTW(8|16|32|64)
def ZPR#RegWidth#AsmOpndExtSXTW8Only : ZPRExtendAsmOperand<"SXTW", RegWidth, 8, 0b1>;
def ZPR#RegWidth#AsmOpndExtSXTW8 : ZPRExtendAsmOperand<"SXTW", RegWidth, 8>;
def ZPR#RegWidth#AsmOpndExtSXTW16 : ZPRExtendAsmOperand<"SXTW", RegWidth, 16>;
def ZPR#RegWidth#AsmOpndExtSXTW32 : ZPRExtendAsmOperand<"SXTW", RegWidth, 32>;
def ZPR#RegWidth#AsmOpndExtSXTW64 : ZPRExtendAsmOperand<"SXTW", RegWidth, 64>;
def ZPR#RegWidth#ExtSXTW8Only : ZPRExtendRegisterOperand<0b1, 0b0, "SXTW", RegWidth, 8, "Only">;
def ZPR#RegWidth#ExtSXTW8 : ZPRExtendRegisterOperand<0b1, 0b0, "SXTW", RegWidth, 8>;
def ZPR#RegWidth#ExtSXTW16 : ZPRExtendRegisterOperand<0b1, 0b0, "SXTW", RegWidth, 16>;
def ZPR#RegWidth#ExtSXTW32 : ZPRExtendRegisterOperand<0b1, 0b0, "SXTW", RegWidth, 32>;
def ZPR#RegWidth#ExtSXTW64 : ZPRExtendRegisterOperand<0b1, 0b0, "SXTW", RegWidth, 64>;
// LSL(8|16|32|64)
def ZPR#RegWidth#AsmOpndExtLSL8 : ZPRExtendAsmOperand<"LSL", RegWidth, 8>;
def ZPR#RegWidth#AsmOpndExtLSL16 : ZPRExtendAsmOperand<"LSL", RegWidth, 16>;
def ZPR#RegWidth#AsmOpndExtLSL32 : ZPRExtendAsmOperand<"LSL", RegWidth, 32>;
def ZPR#RegWidth#AsmOpndExtLSL64 : ZPRExtendAsmOperand<"LSL", RegWidth, 64>;
def ZPR#RegWidth#ExtLSL8 : ZPRExtendRegisterOperand<0b0, 0b1, "LSL", RegWidth, 8>;
def ZPR#RegWidth#ExtLSL16 : ZPRExtendRegisterOperand<0b0, 0b1, "LSL", RegWidth, 16>;
def ZPR#RegWidth#ExtLSL32 : ZPRExtendRegisterOperand<0b0, 0b1, "LSL", RegWidth, 32>;
def ZPR#RegWidth#ExtLSL64 : ZPRExtendRegisterOperand<0b0, 0b1, "LSL", RegWidth, 64>;
}
class GPR64ShiftExtendAsmOperand <string AsmOperandName, int Scale, string RegClass> : AsmOperandClass {
let Name = AsmOperandName # Scale;
let PredicateMethod = "isGPR64WithShiftExtend<AArch64::"#RegClass#"RegClassID, " # Scale # ">";
let DiagnosticType = "Invalid" # AsmOperandName # Scale;
let RenderMethod = "addRegOperands";
let ParserMethod = "tryParseGPROperand<true>";
}
class GPR64ExtendRegisterOperand<string Name, int Scale, RegisterClass RegClass> : RegisterOperand<RegClass>{
let ParserMatchClass = !cast<AsmOperandClass>(Name);
let PrintMethod = "printRegWithShiftExtend<false, " # Scale # ", 'x', 0>";
}
foreach Scale = [8, 16, 32, 64, 128] in {
def GPR64shiftedAsmOpnd # Scale : GPR64ShiftExtendAsmOperand<"GPR64shifted", Scale, "GPR64">;
def GPR64shifted # Scale : GPR64ExtendRegisterOperand<"GPR64shiftedAsmOpnd" # Scale, Scale, GPR64>;
def GPR64NoXZRshiftedAsmOpnd # Scale : GPR64ShiftExtendAsmOperand<"GPR64NoXZRshifted", Scale, "GPR64common">;
def GPR64NoXZRshifted # Scale : GPR64ExtendRegisterOperand<"GPR64NoXZRshiftedAsmOpnd" # Scale, Scale, GPR64common>;
}
// Accumulator array tiles.
def ZAQ0 : AArch64Reg<0, "za0.q">;
def ZAQ1 : AArch64Reg<1, "za1.q">;
def ZAQ2 : AArch64Reg<2, "za2.q">;
def ZAQ3 : AArch64Reg<3, "za3.q">;
def ZAQ4 : AArch64Reg<4, "za4.q">;
def ZAQ5 : AArch64Reg<5, "za5.q">;
def ZAQ6 : AArch64Reg<6, "za6.q">;
def ZAQ7 : AArch64Reg<7, "za7.q">;
def ZAQ8 : AArch64Reg<8, "za8.q">;
def ZAQ9 : AArch64Reg<9, "za9.q">;
def ZAQ10 : AArch64Reg<10, "za10.q">;
def ZAQ11 : AArch64Reg<11, "za11.q">;
def ZAQ12 : AArch64Reg<12, "za12.q">;
def ZAQ13 : AArch64Reg<13, "za13.q">;
def ZAQ14 : AArch64Reg<14, "za14.q">;
def ZAQ15 : AArch64Reg<15, "za15.q">;
let SubRegIndices = [zasubq0, zasubq1] in {
def ZAD0 : AArch64Reg<0, "za0.d", [ZAQ0, ZAQ8]>;
def ZAD1 : AArch64Reg<1, "za1.d", [ZAQ1, ZAQ9]>;
def ZAD2 : AArch64Reg<2, "za2.d", [ZAQ2, ZAQ10]>;
def ZAD3 : AArch64Reg<3, "za3.d", [ZAQ3, ZAQ11]>;
def ZAD4 : AArch64Reg<4, "za4.d", [ZAQ4, ZAQ12]>;
def ZAD5 : AArch64Reg<5, "za5.d", [ZAQ5, ZAQ13]>;
def ZAD6 : AArch64Reg<6, "za6.d", [ZAQ6, ZAQ14]>;
def ZAD7 : AArch64Reg<7, "za7.d", [ZAQ7, ZAQ15]>;
}
let SubRegIndices = [zasubd0, zasubd1] in {
def ZAS0 : AArch64Reg<0, "za0.s", [ZAD0, ZAD4]>;
def ZAS1 : AArch64Reg<1, "za1.s", [ZAD1, ZAD5]>;
def ZAS2 : AArch64Reg<2, "za2.s", [ZAD2, ZAD6]>;
def ZAS3 : AArch64Reg<3, "za3.s", [ZAD3, ZAD7]>;
}
let SubRegIndices = [zasubs0, zasubs1] in {
def ZAH0 : AArch64Reg<0, "za0.h", [ZAS0, ZAS2]>;
def ZAH1 : AArch64Reg<1, "za1.h", [ZAS1, ZAS3]>;
}
let SubRegIndices = [zasubh0, zasubh1] in {
def ZAB0 : AArch64Reg<0, "za0.b", [ZAH0, ZAH1]>;
}
let SubRegIndices = [zasubb] in {
def ZA : AArch64Reg<0, "za", [ZAB0]>;
}
// SME Register Classes
// Accumulator array
def MPR : RegisterClass<"AArch64", [untyped], 2048, (add ZA)> {
let Size = 2048;
}
// Accumulator array as single tiles
def MPR8 : RegisterClass<"AArch64", [untyped], 2048, (add (sequence "ZAB%u", 0, 0))> {
let Size = 2048;
}
def MPR16 : RegisterClass<"AArch64", [untyped], 1024, (add (sequence "ZAH%u", 0, 1))> {
let Size = 1024;
}
def MPR32 : RegisterClass<"AArch64", [untyped], 512, (add (sequence "ZAS%u", 0, 3))> {
let Size = 512;
}
def MPR64 : RegisterClass<"AArch64", [untyped], 256, (add (sequence "ZAD%u", 0, 7))> {
let Size = 256;
}
def MPR128 : RegisterClass<"AArch64", [untyped], 128, (add (sequence "ZAQ%u", 0, 15))> {
let Size = 128;
}
// SME Register Operands
// There are three types of SME matrix register operands:
// * Tiles:
//
// These tiles make up the larger accumulator matrix. The tile representation
// has an element type suffix, e.g. za0.b or za15.q and can be any of the
// registers:
// ZAQ0..ZAQ15
// ZAD0..ZAD7
// ZAS0..ZAS3
// ZAH0..ZAH1
// or ZAB0
//
// * Tile vectors:
//
// Their representation is similar to regular tiles, but they have an extra
// 'h' or 'v' to tell how the vector at [reg+offset] is layed out in the tile,
// horizontally or vertically.
//
// e.g. za1h.h or za15v.q, which corresponds to vectors in registers ZAH1 and
// ZAQ15, respectively. The horizontal/vertical is more a property of the
// instruction, than a property of the asm-operand itself, or its register.
// The distinction is required for the parsing/printing of the operand,
// as from a compiler's perspective, the whole tile is read/written.
//
// * Accumulator matrix:
//
// This is the entire matrix accumulator register ZA (<=> ZAB0), printed as
// 'za'.
//
// Tiles
//
class MatrixTileAsmOperand<string RC, int EltSize> : AsmOperandClass {
let Name = "MatrixTile" # EltSize;
let DiagnosticType = "Invalid" # Name;
let ParserMethod = "tryParseMatrixRegister";
let RenderMethod = "addMatrixOperands";
let PredicateMethod = "isMatrixRegOperand<"
# "MatrixKind::Tile" # ", "
# EltSize # ", AArch64::" # RC # "RegClassID>";
}
class MatrixTileOperand<int EltSize, int NumBitsForTile, RegisterClass RC>
: RegisterOperand<RC> {
let ParserMatchClass = MatrixTileAsmOperand<!cast<string>(RC), EltSize>;
let DecoderMethod = "DecodeMatrixTile<" # NumBitsForTile # ">";
let PrintMethod = "printMatrixTile";
}
def TileOp32 : MatrixTileOperand<32, 2, MPR32>;
def TileOp64 : MatrixTileOperand<64, 3, MPR64>;
//
// Tile vectors (horizontal and vertical)
//
class MatrixTileVectorAsmOperand<string RC, int EltSize, int IsVertical>
: AsmOperandClass {
let Name = "MatrixTileVector" # !if(IsVertical, "V", "H") # EltSize;
let DiagnosticType = "Invalid" # Name;
let ParserMethod = "tryParseMatrixRegister";
let RenderMethod = "addMatrixOperands";
let PredicateMethod = "isMatrixRegOperand<"
# "MatrixKind::"
# !if(IsVertical, "Col", "Row") # ", "
# EltSize # ", AArch64::" # RC # "RegClassID>";
}
class MatrixTileVectorOperand<int EltSize, int NumBitsForTile,
RegisterClass RC, int IsVertical>
: RegisterOperand<RC> {
let ParserMatchClass = MatrixTileVectorAsmOperand<!cast<string>(RC), EltSize,
IsVertical>;
let DecoderMethod = "DecodeMatrixTile<" # NumBitsForTile # ">";
let PrintMethod = "printMatrixTileVector<" # IsVertical # ">";
}
def TileVectorOpH8 : MatrixTileVectorOperand< 8, 0, MPR8, 0>;
def TileVectorOpH16 : MatrixTileVectorOperand< 16, 1, MPR16, 0>;
def TileVectorOpH32 : MatrixTileVectorOperand< 32, 2, MPR32, 0>;
def TileVectorOpH64 : MatrixTileVectorOperand< 64, 3, MPR64, 0>;
def TileVectorOpH128 : MatrixTileVectorOperand<128, 4, MPR128, 0>;
def TileVectorOpV8 : MatrixTileVectorOperand< 8, 0, MPR8, 1>;
def TileVectorOpV16 : MatrixTileVectorOperand< 16, 1, MPR16, 1>;
def TileVectorOpV32 : MatrixTileVectorOperand< 32, 2, MPR32, 1>;
def TileVectorOpV64 : MatrixTileVectorOperand< 64, 3, MPR64, 1>;
def TileVectorOpV128 : MatrixTileVectorOperand<128, 4, MPR128, 1>;
//
// Accumulator matrix
//
class MatrixAsmOperand<string RC, int EltSize> : AsmOperandClass {
let Name = "Matrix";
let DiagnosticType = "Invalid" # Name;
let ParserMethod = "tryParseMatrixRegister";
let RenderMethod = "addMatrixOperands";
let PredicateMethod = "isMatrixRegOperand<"
# "MatrixKind::Array" # ", "
# EltSize # ", AArch64::" # RC # "RegClassID>";
}
class MatrixOperand<RegisterClass RC, int EltSize> : RegisterOperand<RC> {
let ParserMatchClass = MatrixAsmOperand<!cast<string>(RC), EltSize>;
let PrintMethod = "printMatrix<" # EltSize # ">";
}
def MatrixOp : MatrixOperand<MPR, 0>;
class MatrixTileListAsmOperand : AsmOperandClass {
let Name = "MatrixTileList";
let ParserMethod = "tryParseMatrixTileList";
let RenderMethod = "addMatrixTileListOperands";
let PredicateMethod = "isMatrixTileList";
}
class MatrixTileListOperand : Operand<i8> {
let ParserMatchClass = MatrixTileListAsmOperand<>;
let DecoderMethod = "DecodeMatrixTileListRegisterClass";
let EncoderMethod = "EncodeMatrixTileListRegisterClass";
let PrintMethod = "printMatrixTileList";
}
def MatrixTileList : MatrixTileListOperand<>;
def MatrixIndexGPR32_12_15 : RegisterClass<"AArch64", [i32], 32, (sequence "W%u", 12, 15)> {
let DiagnosticType = "InvalidMatrixIndexGPR32_12_15";
}
def MatrixIndexGPR32Op12_15 : RegisterOperand<MatrixIndexGPR32_12_15> {
let EncoderMethod = "encodeMatrixIndexGPR32";
}
def SVCROperand : AsmOperandClass {
let Name = "SVCR";
let ParserMethod = "tryParseSVCR";
let DiagnosticType = "Invalid" # Name;
}
def svcr_op : Operand<i32> {
let ParserMatchClass = SVCROperand;
let PrintMethod = "printSVCROp";
let DecoderMethod = "DecodeSVCROp";
let MCOperandPredicate = [{
if (!MCOp.isImm())
return false;
return AArch64SVCR::lookupSVCRByEncoding(MCOp.getImm()) != nullptr;
}];
}