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Ryujinx/Ryujinx.Tests/Cpu/Tester/Instructions.cs
LDj3SNuD c228cf320d Add Rbit_V instruction. Add 8 tests (Rbit_V; Rev16_V, Rev32_V, Rev64_V). Improve CountSetBits8() algorithm. (#212)
* Update AOpCodeTable.cs

* Update AInstEmitSimdArithmetic.cs

* Update AInstEmitSimdLogical.cs

* Update AVectorHelper.cs

* Update ASoftFallback.cs

* Update Instructions.cs

* Update CpuTestSimd.cs

* Update CpuTestSimdReg.cs

* Improve CountSetBits8() algorithm.

* Improve CountSetBits8() algorithm.
2018-07-03 03:31:16 -03:00

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// https://github.com/LDj3SNuD/ARM_v8-A_AArch64_Instructions_Tester/blob/master/Tester/Instructions.cs
// https://developer.arm.com/products/architecture/a-profile/exploration-tools
// ..\A64_v83A_ISA_xml_00bet6.1\ISA_v83A_A64_xml_00bet6.1_OPT\xhtml\
using System.Numerics;
namespace Ryujinx.Tests.Cpu.Tester
{
using Types;
using static AArch64;
using static Shared;
// index.html
internal static class Base
{
#region "Alu"
// cls_int.html
public static void Cls(bool sf, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
/* Operation */
Bits operand1 = X(datasize, n);
BigInteger result = (BigInteger)CountLeadingSignBits(operand1);
X(d, result.SubBigInteger(datasize - 1, 0));
}
// clz_int.html
public static void Clz(bool sf, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
/* Operation */
Bits operand1 = X(datasize, n);
BigInteger result = (BigInteger)CountLeadingZeroBits(operand1);
X(d, result.SubBigInteger(datasize - 1, 0));
}
// rbit_int.html
public static void Rbit(bool sf, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
/* Operation */
Bits result = new Bits(datasize);
Bits operand = X(datasize, n);
for (int i = 0; i <= datasize - 1; i++)
{
result[datasize - 1 - i] = operand[i];
}
X(d, result);
}
// rev16_int.html
public static void Rev16(bool sf, Bits Rn, Bits Rd)
{
/* Bits opc = "01"; */
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
int container_size = 16;
/* Operation */
Bits result = new Bits(datasize);
Bits operand = X(datasize, n);
int containers = datasize / container_size;
int elements_per_container = container_size / 8;
int index = 0;
int rev_index;
for (int c = 0; c <= containers - 1; c++)
{
rev_index = index + ((elements_per_container - 1) * 8);
for (int e = 0; e <= elements_per_container - 1; e++)
{
result[rev_index + 7, rev_index] = operand[index + 7, index];
index = index + 8;
rev_index = rev_index - 8;
}
}
X(d, result);
}
// rev32_int.html
// (rev.html)
public static void Rev32(bool sf, Bits Rn, Bits Rd)
{
/* Bits opc = "10"; */
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
int container_size = 32;
/* Operation */
Bits result = new Bits(datasize);
Bits operand = X(datasize, n);
int containers = datasize / container_size;
int elements_per_container = container_size / 8;
int index = 0;
int rev_index;
for (int c = 0; c <= containers - 1; c++)
{
rev_index = index + ((elements_per_container - 1) * 8);
for (int e = 0; e <= elements_per_container - 1; e++)
{
result[rev_index + 7, rev_index] = operand[index + 7, index];
index = index + 8;
rev_index = rev_index - 8;
}
}
X(d, result);
}
// rev64_rev.html
// (rev.html)
public static void Rev64(Bits Rn, Bits Rd)
{
/* Bits opc = "11"; */
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int container_size = 64;
/* Operation */
Bits result = new Bits(64);
Bits operand = X(64, n);
int containers = 64 / container_size;
int elements_per_container = container_size / 8;
int index = 0;
int rev_index;
for (int c = 0; c <= containers - 1; c++)
{
rev_index = index + ((elements_per_container - 1) * 8);
for (int e = 0; e <= elements_per_container - 1; e++)
{
result[rev_index + 7, rev_index] = operand[index + 7, index];
index = index + 8;
rev_index = rev_index - 8;
}
}
X(d, result);
}
#endregion
#region "AluImm"
// add_addsub_imm.html
public static void Add_Imm(bool sf, Bits shift, Bits imm12, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
Bits imm;
switch (shift)
{
default:
case Bits bits when bits == "00":
imm = ZeroExtend(imm12, datasize);
break;
case Bits bits when bits == "01":
imm = ZeroExtend(Bits.Concat(imm12, Zeros(12)), datasize);
break;
/* when '1x' ReservedValue(); */
}
/* Operation */
Bits result;
Bits operand1 = (n == 31 ? SP(datasize) : X(datasize, n));
(result, _) = AddWithCarry(datasize, operand1, imm, false);
if (d == 31)
{
SP(result);
}
else
{
X(d, result);
}
}
// adds_addsub_imm.html
public static void Adds_Imm(bool sf, Bits shift, Bits imm12, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
Bits imm;
switch (shift)
{
default:
case Bits bits when bits == "00":
imm = ZeroExtend(imm12, datasize);
break;
case Bits bits when bits == "01":
imm = ZeroExtend(Bits.Concat(imm12, Zeros(12)), datasize);
break;
/* when '1x' ReservedValue(); */
}
/* Operation */
Bits result;
Bits operand1 = (n == 31 ? SP(datasize) : X(datasize, n));
Bits nzcv;
(result, nzcv) = AddWithCarry(datasize, operand1, imm, false);
PSTATE.NZCV(nzcv);
X(d, result);
}
// and_log_imm.html
public static void And_Imm(bool sf, bool N, Bits immr, Bits imms, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
Bits imm;
/* if sf == '0' && N != '0' then ReservedValue(); */
(imm, _) = DecodeBitMasks(datasize, N, imms, immr, true);
/* Operation */
Bits operand1 = X(datasize, n);
Bits result = AND(operand1, imm);
if (d == 31)
{
SP(result);
}
else
{
X(d, result);
}
}
// ands_log_imm.html
public static void Ands_Imm(bool sf, bool N, Bits immr, Bits imms, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
Bits imm;
/* if sf == '0' && N != '0' then ReservedValue(); */
(imm, _) = DecodeBitMasks(datasize, N, imms, immr, true);
/* Operation */
Bits operand1 = X(datasize, n);
Bits result = AND(operand1, imm);
PSTATE.NZCV(result[datasize - 1], IsZeroBit(result), false, false);
X(d, result);
}
// eor_log_imm.html
public static void Eor_Imm(bool sf, bool N, Bits immr, Bits imms, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
Bits imm;
/* if sf == '0' && N != '0' then ReservedValue(); */
(imm, _) = DecodeBitMasks(datasize, N, imms, immr, true);
/* Operation */
Bits operand1 = X(datasize, n);
Bits result = EOR(operand1, imm);
if (d == 31)
{
SP(result);
}
else
{
X(d, result);
}
}
// orr_log_imm.html
public static void Orr_Imm(bool sf, bool N, Bits immr, Bits imms, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
Bits imm;
/* if sf == '0' && N != '0' then ReservedValue(); */
(imm, _) = DecodeBitMasks(datasize, N, imms, immr, true);
/* Operation */
Bits operand1 = X(datasize, n);
Bits result = OR(operand1, imm);
if (d == 31)
{
SP(result);
}
else
{
X(d, result);
}
}
// sub_addsub_imm.html
public static void Sub_Imm(bool sf, Bits shift, Bits imm12, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
Bits imm;
switch (shift)
{
default:
case Bits bits when bits == "00":
imm = ZeroExtend(imm12, datasize);
break;
case Bits bits when bits == "01":
imm = ZeroExtend(Bits.Concat(imm12, Zeros(12)), datasize);
break;
/* when '1x' ReservedValue(); */
}
/* Operation */
Bits result;
Bits operand1 = (n == 31 ? SP(datasize) : X(datasize, n));
Bits operand2 = NOT(imm);
(result, _) = AddWithCarry(datasize, operand1, operand2, true);
if (d == 31)
{
SP(result);
}
else
{
X(d, result);
}
}
// subs_addsub_imm.html
public static void Subs_Imm(bool sf, Bits shift, Bits imm12, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
Bits imm;
switch (shift)
{
default:
case Bits bits when bits == "00":
imm = ZeroExtend(imm12, datasize);
break;
case Bits bits when bits == "01":
imm = ZeroExtend(Bits.Concat(imm12, Zeros(12)), datasize);
break;
/* when '1x' ReservedValue(); */
}
/* Operation */
Bits result;
Bits operand1 = (n == 31 ? SP(datasize) : X(datasize, n));
Bits operand2 = NOT(imm);
Bits nzcv;
(result, nzcv) = AddWithCarry(datasize, operand1, operand2, true);
PSTATE.NZCV(nzcv);
X(d, result);
}
#endregion
#region "AluRs"
// adc.html
public static void Adc(bool sf, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* Operation */
Bits result;
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
(result, _) = AddWithCarry(datasize, operand1, operand2, PSTATE.C);
X(d, result);
}
// adcs.html
public static void Adcs(bool sf, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* Operation */
Bits result;
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
Bits nzcv;
(result, nzcv) = AddWithCarry(datasize, operand1, operand2, PSTATE.C);
PSTATE.NZCV(nzcv);
X(d, result);
}
// add_addsub_shift.html
public static void Add_Rs(bool sf, Bits shift, Bits Rm, Bits imm6, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* if shift == '11' then ReservedValue(); */
/* if sf == '0' && imm6<5> == '1' then ReservedValue(); */
ShiftType shift_type = DecodeShift(shift);
int shift_amount = (int)UInt(imm6);
/* Operation */
Bits result;
Bits operand1 = X(datasize, n);
Bits operand2 = ShiftReg(datasize, m, shift_type, shift_amount);
(result, _) = AddWithCarry(datasize, operand1, operand2, false);
X(d, result);
}
// adds_addsub_shift.html
public static void Adds_Rs(bool sf, Bits shift, Bits Rm, Bits imm6, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* if shift == '11' then ReservedValue(); */
/* if sf == '0' && imm6<5> == '1' then ReservedValue(); */
ShiftType shift_type = DecodeShift(shift);
int shift_amount = (int)UInt(imm6);
/* Operation */
Bits result;
Bits operand1 = X(datasize, n);
Bits operand2 = ShiftReg(datasize, m, shift_type, shift_amount);
Bits nzcv;
(result, nzcv) = AddWithCarry(datasize, operand1, operand2, false);
PSTATE.NZCV(nzcv);
X(d, result);
}
// and_log_shift.html
public static void And_Rs(bool sf, Bits shift, Bits Rm, Bits imm6, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* if sf == '0' && imm6<5> == '1' then ReservedValue(); */
ShiftType shift_type = DecodeShift(shift);
int shift_amount = (int)UInt(imm6);
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2 = ShiftReg(datasize, m, shift_type, shift_amount);
Bits result = AND(operand1, operand2);
X(d, result);
}
// ands_log_shift.html
public static void Ands_Rs(bool sf, Bits shift, Bits Rm, Bits imm6, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* if sf == '0' && imm6<5> == '1' then ReservedValue(); */
ShiftType shift_type = DecodeShift(shift);
int shift_amount = (int)UInt(imm6);
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2 = ShiftReg(datasize, m, shift_type, shift_amount);
Bits result = AND(operand1, operand2);
PSTATE.NZCV(result[datasize - 1], IsZeroBit(result), false, false);
X(d, result);
}
// asrv.html
public static void Asrv(bool sf, Bits Rm, Bits Rn, Bits Rd)
{
/*readonly */Bits op2 = "10";
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
ShiftType shift_type = DecodeShift(op2);
/* Operation */
Bits operand2 = X(datasize, m);
Bits result = ShiftReg(datasize, n, shift_type, (int)(UInt(operand2) % datasize)); // BigInteger.ModulusOperator(BigInteger,BigInteger)
X(d, result);
}
// bic_log_shift.html
public static void Bic(bool sf, Bits shift, Bits Rm, Bits imm6, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* if sf == '0' && imm6<5> == '1' then ReservedValue(); */
ShiftType shift_type = DecodeShift(shift);
int shift_amount = (int)UInt(imm6);
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2 = ShiftReg(datasize, m, shift_type, shift_amount);
operand2 = NOT(operand2);
Bits result = AND(operand1, operand2);
X(d, result);
}
// bics.html
public static void Bics(bool sf, Bits shift, Bits Rm, Bits imm6, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* if sf == '0' && imm6<5> == '1' then ReservedValue(); */
ShiftType shift_type = DecodeShift(shift);
int shift_amount = (int)UInt(imm6);
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2 = ShiftReg(datasize, m, shift_type, shift_amount);
operand2 = NOT(operand2);
Bits result = AND(operand1, operand2);
PSTATE.NZCV(result[datasize - 1], IsZeroBit(result), false, false);
X(d, result);
}
// crc32.html
public static void Crc32(bool sf, Bits Rm, Bits sz, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if sf == '1' && sz != '11' then UnallocatedEncoding(); */
/* if sf == '0' && sz == '11' then UnallocatedEncoding(); */
int size = 8 << (int)UInt(sz);
/* Operation */
/* if !HaveCRCExt() then UnallocatedEncoding(); */
Bits acc = X(32, n); // accumulator
Bits val = X(size, m); // input value
Bits poly = new Bits(0x04C11DB7u);
Bits tempacc = Bits.Concat(BitReverse(acc), Zeros(size));
Bits tempval = Bits.Concat(BitReverse(val), Zeros(32));
// Poly32Mod2 on a bitstring does a polynomial Modulus over {0,1} operation
X(d, BitReverse(Poly32Mod2(EOR(tempacc, tempval), poly)));
}
// crc32c.html
public static void Crc32c(bool sf, Bits Rm, Bits sz, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if sf == '1' && sz != '11' then UnallocatedEncoding(); */
/* if sf == '0' && sz == '11' then UnallocatedEncoding(); */
int size = 8 << (int)UInt(sz);
/* Operation */
/* if !HaveCRCExt() then UnallocatedEncoding(); */
Bits acc = X(32, n); // accumulator
Bits val = X(size, m); // input value
Bits poly = new Bits(0x1EDC6F41u);
Bits tempacc = Bits.Concat(BitReverse(acc), Zeros(size));
Bits tempval = Bits.Concat(BitReverse(val), Zeros(32));
// Poly32Mod2 on a bitstring does a polynomial Modulus over {0,1} operation
X(d, BitReverse(Poly32Mod2(EOR(tempacc, tempval), poly)));
}
// eon.html
public static void Eon(bool sf, Bits shift, Bits Rm, Bits imm6, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* if sf == '0' && imm6<5> == '1' then ReservedValue(); */
ShiftType shift_type = DecodeShift(shift);
int shift_amount = (int)UInt(imm6);
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2 = ShiftReg(datasize, m, shift_type, shift_amount);
operand2 = NOT(operand2);
Bits result = EOR(operand1, operand2);
X(d, result);
}
// eor_log_shift.html
public static void Eor_Rs(bool sf, Bits shift, Bits Rm, Bits imm6, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* if sf == '0' && imm6<5> == '1' then ReservedValue(); */
ShiftType shift_type = DecodeShift(shift);
int shift_amount = (int)UInt(imm6);
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2 = ShiftReg(datasize, m, shift_type, shift_amount);
Bits result = EOR(operand1, operand2);
X(d, result);
}
// extr.html
public static void Extr(bool sf, bool N, Bits Rm, Bits imms, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* if N != sf then UnallocatedEncoding(); */
/* if sf == '0' && imms<5> == '1' then ReservedValue(); */
int lsb = (int)UInt(imms);
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
Bits concat = Bits.Concat(operand1, operand2);
Bits result = concat[lsb + datasize - 1, lsb];
X(d, result);
}
// lslv.html
public static void Lslv(bool sf, Bits Rm, Bits Rn, Bits Rd)
{
/*readonly */Bits op2 = "00";
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
ShiftType shift_type = DecodeShift(op2);
/* Operation */
Bits operand2 = X(datasize, m);
Bits result = ShiftReg(datasize, n, shift_type, (int)(UInt(operand2) % datasize)); // BigInteger.ModulusOperator(BigInteger,BigInteger)
X(d, result);
}
// lsrv.html
public static void Lsrv(bool sf, Bits Rm, Bits Rn, Bits Rd)
{
/*readonly */Bits op2 = "01";
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
ShiftType shift_type = DecodeShift(op2);
/* Operation */
Bits operand2 = X(datasize, m);
Bits result = ShiftReg(datasize, n, shift_type, (int)(UInt(operand2) % datasize)); // BigInteger.ModulusOperator(BigInteger,BigInteger)
X(d, result);
}
// orn_log_shift.html
public static void Orn(bool sf, Bits shift, Bits Rm, Bits imm6, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* if sf == '0' && imm6<5> == '1' then ReservedValue(); */
ShiftType shift_type = DecodeShift(shift);
int shift_amount = (int)UInt(imm6);
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2 = ShiftReg(datasize, m, shift_type, shift_amount);
operand2 = NOT(operand2);
Bits result = OR(operand1, operand2);
X(d, result);
}
// orr_log_shift.html
public static void Orr_Rs(bool sf, Bits shift, Bits Rm, Bits imm6, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* if sf == '0' && imm6<5> == '1' then ReservedValue(); */
ShiftType shift_type = DecodeShift(shift);
int shift_amount = (int)UInt(imm6);
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2 = ShiftReg(datasize, m, shift_type, shift_amount);
Bits result = OR(operand1, operand2);
X(d, result);
}
// rorv.html
public static void Rorv(bool sf, Bits Rm, Bits Rn, Bits Rd)
{
/*readonly */Bits op2 = "11";
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
ShiftType shift_type = DecodeShift(op2);
/* Operation */
Bits operand2 = X(datasize, m);
Bits result = ShiftReg(datasize, n, shift_type, (int)(UInt(operand2) % datasize)); // BigInteger.ModulusOperator(BigInteger,BigInteger)
X(d, result);
}
// sbc.html
public static void Sbc(bool sf, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* Operation */
Bits result;
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
operand2 = NOT(operand2);
(result, _) = AddWithCarry(datasize, operand1, operand2, PSTATE.C);
X(d, result);
}
// sbcs.html
public static void Sbcs(bool sf, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* Operation */
Bits result;
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
Bits nzcv;
operand2 = NOT(operand2);
(result, nzcv) = AddWithCarry(datasize, operand1, operand2, PSTATE.C);
PSTATE.NZCV(nzcv);
X(d, result);
}
// sdiv.html
public static void Sdiv(bool sf, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* Operation */
BigInteger result;
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
if (IsZero(operand2))
{
result = (BigInteger)0m;
}
else
{
result = RoundTowardsZero(Real(Int(operand1, false)) / Real(Int(operand2, false)));
}
X(d, result.SubBigInteger(datasize - 1, 0));
}
// sub_addsub_shift.html
public static void Sub_Rs(bool sf, Bits shift, Bits Rm, Bits imm6, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* if shift == '11' then ReservedValue(); */
/* if sf == '0' && imm6<5> == '1' then ReservedValue(); */
ShiftType shift_type = DecodeShift(shift);
int shift_amount = (int)UInt(imm6);
/* Operation */
Bits result;
Bits operand1 = X(datasize, n);
Bits operand2 = ShiftReg(datasize, m, shift_type, shift_amount);
operand2 = NOT(operand2);
(result, _) = AddWithCarry(datasize, operand1, operand2, true);
X(d, result);
}
// subs_addsub_shift.html
public static void Subs_Rs(bool sf, Bits shift, Bits Rm, Bits imm6, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* if shift == '11' then ReservedValue(); */
/* if sf == '0' && imm6<5> == '1' then ReservedValue(); */
ShiftType shift_type = DecodeShift(shift);
int shift_amount = (int)UInt(imm6);
/* Operation */
Bits result;
Bits operand1 = X(datasize, n);
Bits operand2 = ShiftReg(datasize, m, shift_type, shift_amount);
Bits nzcv;
operand2 = NOT(operand2);
(result, nzcv) = AddWithCarry(datasize, operand1, operand2, true);
PSTATE.NZCV(nzcv);
X(d, result);
}
// udiv.html
public static void Udiv(bool sf, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* Operation */
BigInteger result;
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
if (IsZero(operand2))
{
result = (BigInteger)0m;
}
else
{
result = RoundTowardsZero(Real(Int(operand1, true)) / Real(Int(operand2, true)));
}
X(d, result.SubBigInteger(datasize - 1, 0));
}
#endregion
#region "AluRx"
// add_addsub_ext.html
public static void Add_Rx(bool sf, Bits Rm, Bits option, Bits imm3, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
ExtendType extend_type = DecodeRegExtend(option);
int shift = (int)UInt(imm3);
/* if shift > 4 then ReservedValue(); */
/* Operation */
Bits result;
Bits operand1 = (n == 31 ? SP(datasize) : X(datasize, n));
Bits operand2 = ExtendReg(datasize, m, extend_type, shift);
(result, _) = AddWithCarry(datasize, operand1, operand2, false);
if (d == 31)
{
SP(result);
}
else
{
X(d, result);
}
}
// adds_addsub_ext.html
public static void Adds_Rx(bool sf, Bits Rm, Bits option, Bits imm3, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
ExtendType extend_type = DecodeRegExtend(option);
int shift = (int)UInt(imm3);
/* if shift > 4 then ReservedValue(); */
/* Operation */
Bits result;
Bits operand1 = (n == 31 ? SP(datasize) : X(datasize, n));
Bits operand2 = ExtendReg(datasize, m, extend_type, shift);
Bits nzcv;
(result, nzcv) = AddWithCarry(datasize, operand1, operand2, false);
PSTATE.NZCV(nzcv);
X(d, result);
}
// sub_addsub_ext.html
public static void Sub_Rx(bool sf, Bits Rm, Bits option, Bits imm3, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
ExtendType extend_type = DecodeRegExtend(option);
int shift = (int)UInt(imm3);
/* if shift > 4 then ReservedValue(); */
/* Operation */
Bits result;
Bits operand1 = (n == 31 ? SP(datasize) : X(datasize, n));
Bits operand2 = ExtendReg(datasize, m, extend_type, shift);
operand2 = NOT(operand2);
(result, _) = AddWithCarry(datasize, operand1, operand2, true);
if (d == 31)
{
SP(result);
}
else
{
X(d, result);
}
}
// subs_addsub_ext.html
public static void Subs_Rx(bool sf, Bits Rm, Bits option, Bits imm3, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
ExtendType extend_type = DecodeRegExtend(option);
int shift = (int)UInt(imm3);
/* if shift > 4 then ReservedValue(); */
/* Operation */
Bits result;
Bits operand1 = (n == 31 ? SP(datasize) : X(datasize, n));
Bits operand2 = ExtendReg(datasize, m, extend_type, shift);
Bits nzcv;
operand2 = NOT(operand2);
(result, nzcv) = AddWithCarry(datasize, operand1, operand2, true);
PSTATE.NZCV(nzcv);
X(d, result);
}
#endregion
#region "Bfm"
// bfm.html
public static void Bfm(bool sf, bool N, Bits immr, Bits imms, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
int R;
Bits wmask;
Bits tmask;
/* if sf == '1' && N != '1' then ReservedValue(); */
/* if sf == '0' && (N != '0' || immr<5> != '0' || imms<5> != '0') then ReservedValue(); */
R = (int)UInt(immr);
(wmask, tmask) = DecodeBitMasks(datasize, N, imms, immr, false);
/* Operation */
Bits dst = X(datasize, d);
Bits src = X(datasize, n);
// perform bitfield move on low bits
Bits bot = OR(AND(dst, NOT(wmask)), AND(ROR(src, R), wmask));
// combine extension bits and result bits
X(d, OR(AND(dst, NOT(tmask)), AND(bot, tmask)));
}
// sbfm.html
public static void Sbfm(bool sf, bool N, Bits immr, Bits imms, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
int R;
int S;
Bits wmask;
Bits tmask;
/* if sf == '1' && N != '1' then ReservedValue(); */
/* if sf == '0' && (N != '0' || immr<5> != '0' || imms<5> != '0') then ReservedValue(); */
R = (int)UInt(immr);
S = (int)UInt(imms);
(wmask, tmask) = DecodeBitMasks(datasize, N, imms, immr, false);
/* Operation */
Bits src = X(datasize, n);
// perform bitfield move on low bits
Bits bot = AND(ROR(src, R), wmask);
// determine extension bits (sign, zero or dest register)
Bits top = Replicate(datasize, src[S]);
// combine extension bits and result bits
X(d, OR(AND(top, NOT(tmask)), AND(bot, tmask)));
}
// ubfm.html
public static void Ubfm(bool sf, bool N, Bits immr, Bits imms, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
int R;
Bits wmask;
Bits tmask;
/* if sf == '1' && N != '1' then ReservedValue(); */
/* if sf == '0' && (N != '0' || immr<5> != '0' || imms<5> != '0') then ReservedValue(); */
R = (int)UInt(immr);
(wmask, tmask) = DecodeBitMasks(datasize, N, imms, immr, false);
/* Operation */
Bits src = X(datasize, n);
// perform bitfield move on low bits
Bits bot = AND(ROR(src, R), wmask);
// combine extension bits and result bits
X(d, AND(bot, tmask));
}
#endregion
#region "CcmpImm"
// ccmn_imm.html
public static void Ccmn_Imm(bool sf, Bits imm5, Bits cond, Bits Rn, Bits nzcv)
{
/* Decode */
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
Bits flags = nzcv;
Bits imm = ZeroExtend(imm5, datasize);
/* Operation */
Bits operand1 = X(datasize, n);
if (ConditionHolds(cond))
{
(_, flags) = AddWithCarry(datasize, operand1, imm, false);
}
PSTATE.NZCV(flags);
}
// ccmp_imm.html
public static void Ccmp_Imm(bool sf, Bits imm5, Bits cond, Bits Rn, Bits nzcv)
{
/* Decode */
int n = (int)UInt(Rn);
int datasize = (sf ? 64 : 32);
Bits flags = nzcv;
Bits imm = ZeroExtend(imm5, datasize);
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2;
if (ConditionHolds(cond))
{
operand2 = NOT(imm);
(_, flags) = AddWithCarry(datasize, operand1, operand2, true);
}
PSTATE.NZCV(flags);
}
#endregion
#region "CcmpReg"
// ccmn_reg.html
public static void Ccmn_Reg(bool sf, Bits Rm, Bits cond, Bits Rn, Bits nzcv)
{
/* Decode */
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
Bits flags = nzcv;
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
if (ConditionHolds(cond))
{
(_, flags) = AddWithCarry(datasize, operand1, operand2, false);
}
PSTATE.NZCV(flags);
}
// ccmp_reg.html
public static void Ccmp_Reg(bool sf, Bits Rm, Bits cond, Bits Rn, Bits nzcv)
{
/* Decode */
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
Bits flags = nzcv;
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
if (ConditionHolds(cond))
{
operand2 = NOT(operand2);
(_, flags) = AddWithCarry(datasize, operand1, operand2, true);
}
PSTATE.NZCV(flags);
}
#endregion
#region "Csel"
// csel.html
public static void Csel(bool sf, Bits Rm, Bits cond, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* Operation */
Bits result;
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
if (ConditionHolds(cond))
{
result = operand1;
}
else
{
result = operand2;
}
X(d, result);
}
// csinc.html
public static void Csinc(bool sf, Bits Rm, Bits cond, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* Operation */
Bits result;
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
if (ConditionHolds(cond))
{
result = operand1;
}
else
{
result = operand2 + 1;
}
X(d, result);
}
// csinv.html
public static void Csinv(bool sf, Bits Rm, Bits cond, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* Operation */
Bits result;
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
if (ConditionHolds(cond))
{
result = operand1;
}
else
{
result = NOT(operand2);
}
X(d, result);
}
// csneg.html
public static void Csneg(bool sf, Bits Rm, Bits cond, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (sf ? 64 : 32);
/* Operation */
Bits result;
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
if (ConditionHolds(cond))
{
result = operand1;
}
else
{
result = NOT(operand2);
result = result + 1;
}
X(d, result);
}
#endregion
#region "Mov"
// movk.html
public static void Movk(bool sf, Bits hw, Bits imm16, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int datasize = (sf ? 64 : 32);
/* if sf == '0' && hw<1> == '1' then UnallocatedEncoding(); */
int pos = (int)UInt(Bits.Concat(hw, "0000"));
/* Operation */
Bits result = X(datasize, d);
result[pos + 15, pos] = imm16;
X(d, result);
}
// movn.html
public static void Movn(bool sf, Bits hw, Bits imm16, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int datasize = (sf ? 64 : 32);
/* if sf == '0' && hw<1> == '1' then UnallocatedEncoding(); */
int pos = (int)UInt(Bits.Concat(hw, "0000"));
/* Operation */
Bits result = Zeros(datasize);
result[pos + 15, pos] = imm16;
result = NOT(result);
X(d, result);
}
// movz.html
public static void Movz(bool sf, Bits hw, Bits imm16, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int datasize = (sf ? 64 : 32);
/* if sf == '0' && hw<1> == '1' then UnallocatedEncoding(); */
int pos = (int)UInt(Bits.Concat(hw, "0000"));
/* Operation */
Bits result = Zeros(datasize);
result[pos + 15, pos] = imm16;
X(d, result);
}
#endregion
#region "Mul"
// madd.html
public static void Madd(bool sf, Bits Rm, Bits Ra, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int a = (int)UInt(Ra);
int datasize = (sf ? 64 : 32);
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
Bits operand3 = X(datasize, a);
BigInteger result = UInt(operand3) + (UInt(operand1) * UInt(operand2));
X(d, result.SubBigInteger(datasize - 1, 0));
}
// msub.html
public static void Msub(bool sf, Bits Rm, Bits Ra, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int a = (int)UInt(Ra);
int datasize = (sf ? 64 : 32);
/* Operation */
Bits operand1 = X(datasize, n);
Bits operand2 = X(datasize, m);
Bits operand3 = X(datasize, a);
BigInteger result = UInt(operand3) - (UInt(operand1) * UInt(operand2));
X(d, result.SubBigInteger(datasize - 1, 0));
}
// smaddl.html
public static void Smaddl(Bits Rm, Bits Ra, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int a = (int)UInt(Ra);
/* Operation */
Bits operand1 = X(32, n);
Bits operand2 = X(32, m);
Bits operand3 = X(64, a);
BigInteger result = Int(operand3, false) + (Int(operand1, false) * Int(operand2, false));
X(d, result.SubBigInteger(63, 0));
}
// umaddl.html
public static void Umaddl(Bits Rm, Bits Ra, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int a = (int)UInt(Ra);
/* Operation */
Bits operand1 = X(32, n);
Bits operand2 = X(32, m);
Bits operand3 = X(64, a);
BigInteger result = Int(operand3, true) + (Int(operand1, true) * Int(operand2, true));
X(d, result.SubBigInteger(63, 0));
}
// smsubl.html
public static void Smsubl(Bits Rm, Bits Ra, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int a = (int)UInt(Ra);
/* Operation */
Bits operand1 = X(32, n);
Bits operand2 = X(32, m);
Bits operand3 = X(64, a);
BigInteger result = Int(operand3, false) - (Int(operand1, false) * Int(operand2, false));
X(d, result.SubBigInteger(63, 0));
}
// umsubl.html
public static void Umsubl(Bits Rm, Bits Ra, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int a = (int)UInt(Ra);
/* Operation */
Bits operand1 = X(32, n);
Bits operand2 = X(32, m);
Bits operand3 = X(64, a);
BigInteger result = Int(operand3, true) - (Int(operand1, true) * Int(operand2, true));
X(d, result.SubBigInteger(63, 0));
}
// smulh.html
public static void Smulh(Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* Operation */
Bits operand1 = X(64, n);
Bits operand2 = X(64, m);
BigInteger result = Int(operand1, false) * Int(operand2, false);
X(d, result.SubBigInteger(127, 64));
}
// umulh.html
public static void Umulh(Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* Operation */
Bits operand1 = X(64, n);
Bits operand2 = X(64, m);
BigInteger result = Int(operand1, true) * Int(operand2, true);
X(d, result.SubBigInteger(127, 64));
}
#endregion
}
// fpsimdindex.html
internal static class SimdFp
{
#region "Simd"
// abs_advsimd.html#ABS_asisdmisc_R
public static void Abs_S(Bits size, Bits Rn, Bits Rd)
{
const bool U = false;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
bool neg = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
if (neg)
{
element = -element;
}
else
{
element = Abs(element);
}
Elem(result, e, esize, element.SubBigInteger(esize - 1, 0));
}
V(d, result);
}
// abs_advsimd.html#ABS_asimdmisc_R
public static void Abs_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
const bool U = false;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool neg = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
if (neg)
{
element = -element;
}
else
{
element = Abs(element);
}
Elem(result, e, esize, element.SubBigInteger(esize - 1, 0));
}
V(d, result);
}
// addp_advsimd_pair.html
public static void Addp_S(Bits size, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize * 2;
// int elements = 2;
ReduceOp op = ReduceOp.ReduceOp_ADD;
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand = V(datasize, n);
V(d, Reduce(op, operand, esize));
}
// addv_advsimd.html
public static void Addv_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size:Q == '100' then ReservedValue(); */
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
// int elements = datasize / esize;
ReduceOp op = ReduceOp.ReduceOp_ADD;
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand = V(datasize, n);
V(d, Reduce(op, operand, esize));
}
// cls_advsimd.html
public static void Cls_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
const bool U = false;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
CountOp countop = (U ? CountOp.CountOp_CLZ : CountOp.CountOp_CLS);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger count;
for (int e = 0; e <= elements - 1; e++)
{
if (countop == CountOp.CountOp_CLS)
{
count = (BigInteger)CountLeadingSignBits(Elem(operand, e, esize));
}
else
{
count = (BigInteger)CountLeadingZeroBits(Elem(operand, e, esize));
}
Elem(result, e, esize, count.SubBigInteger(esize - 1, 0));
}
V(d, result);
}
// clz_advsimd.html
public static void Clz_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
const bool U = true;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
CountOp countop = (U ? CountOp.CountOp_CLZ : CountOp.CountOp_CLS);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger count;
for (int e = 0; e <= elements - 1; e++)
{
if (countop == CountOp.CountOp_CLS)
{
count = (BigInteger)CountLeadingSignBits(Elem(operand, e, esize));
}
else
{
count = (BigInteger)CountLeadingZeroBits(Elem(operand, e, esize));
}
Elem(result, e, esize, count.SubBigInteger(esize - 1, 0));
}
V(d, result);
}
// cmeq_advsimd_zero.html#CMEQ_asisdmisc_Z
public static void Cmeq_Zero_S(Bits size, Bits Rn, Bits Rd)
{
const bool U = false;
const bool op = true;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
CompareOp comparison;
switch (Bits.Concat(op, U))
{
case Bits bits when bits == "00":
comparison = CompareOp.CompareOp_GT;
break;
case Bits bits when bits == "01":
comparison = CompareOp.CompareOp_GE;
break;
default:
case Bits bits when bits == "10":
comparison = CompareOp.CompareOp_EQ;
break;
case Bits bits when bits == "11":
comparison = CompareOp.CompareOp_LE;
break;
}
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
switch (comparison)
{
case CompareOp.CompareOp_GT:
test_passed = (element > (BigInteger)0);
break;
case CompareOp.CompareOp_GE:
test_passed = (element >= (BigInteger)0);
break;
default:
case CompareOp.CompareOp_EQ:
test_passed = (element == (BigInteger)0);
break;
case CompareOp.CompareOp_LE:
test_passed = (element <= (BigInteger)0);
break;
case CompareOp.CompareOp_LT:
test_passed = (element < (BigInteger)0);
break;
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmeq_advsimd_zero.html#CMEQ_asimdmisc_Z
public static void Cmeq_Zero_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
const bool U = false;
const bool op = true;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
CompareOp comparison;
switch (Bits.Concat(op, U))
{
case Bits bits when bits == "00":
comparison = CompareOp.CompareOp_GT;
break;
case Bits bits when bits == "01":
comparison = CompareOp.CompareOp_GE;
break;
default:
case Bits bits when bits == "10":
comparison = CompareOp.CompareOp_EQ;
break;
case Bits bits when bits == "11":
comparison = CompareOp.CompareOp_LE;
break;
}
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
switch (comparison)
{
case CompareOp.CompareOp_GT:
test_passed = (element > (BigInteger)0);
break;
case CompareOp.CompareOp_GE:
test_passed = (element >= (BigInteger)0);
break;
default:
case CompareOp.CompareOp_EQ:
test_passed = (element == (BigInteger)0);
break;
case CompareOp.CompareOp_LE:
test_passed = (element <= (BigInteger)0);
break;
case CompareOp.CompareOp_LT:
test_passed = (element < (BigInteger)0);
break;
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmge_advsimd_zero.html#CMGE_asisdmisc_Z
public static void Cmge_Zero_S(Bits size, Bits Rn, Bits Rd)
{
const bool U = true;
const bool op = false;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
CompareOp comparison;
switch (Bits.Concat(op, U))
{
case Bits bits when bits == "00":
comparison = CompareOp.CompareOp_GT;
break;
default:
case Bits bits when bits == "01":
comparison = CompareOp.CompareOp_GE;
break;
case Bits bits when bits == "10":
comparison = CompareOp.CompareOp_EQ;
break;
case Bits bits when bits == "11":
comparison = CompareOp.CompareOp_LE;
break;
}
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
switch (comparison)
{
case CompareOp.CompareOp_GT:
test_passed = (element > (BigInteger)0);
break;
default:
case CompareOp.CompareOp_GE:
test_passed = (element >= (BigInteger)0);
break;
case CompareOp.CompareOp_EQ:
test_passed = (element == (BigInteger)0);
break;
case CompareOp.CompareOp_LE:
test_passed = (element <= (BigInteger)0);
break;
case CompareOp.CompareOp_LT:
test_passed = (element < (BigInteger)0);
break;
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmge_advsimd_zero.html#CMGE_asimdmisc_Z
public static void Cmge_Zero_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
const bool U = true;
const bool op = false;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
CompareOp comparison;
switch (Bits.Concat(op, U))
{
case Bits bits when bits == "00":
comparison = CompareOp.CompareOp_GT;
break;
default:
case Bits bits when bits == "01":
comparison = CompareOp.CompareOp_GE;
break;
case Bits bits when bits == "10":
comparison = CompareOp.CompareOp_EQ;
break;
case Bits bits when bits == "11":
comparison = CompareOp.CompareOp_LE;
break;
}
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
switch (comparison)
{
case CompareOp.CompareOp_GT:
test_passed = (element > (BigInteger)0);
break;
default:
case CompareOp.CompareOp_GE:
test_passed = (element >= (BigInteger)0);
break;
case CompareOp.CompareOp_EQ:
test_passed = (element == (BigInteger)0);
break;
case CompareOp.CompareOp_LE:
test_passed = (element <= (BigInteger)0);
break;
case CompareOp.CompareOp_LT:
test_passed = (element < (BigInteger)0);
break;
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmgt_advsimd_zero.html#CMGT_asisdmisc_Z
public static void Cmgt_Zero_S(Bits size, Bits Rn, Bits Rd)
{
const bool U = false;
const bool op = false;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
CompareOp comparison;
switch (Bits.Concat(op, U))
{
default:
case Bits bits when bits == "00":
comparison = CompareOp.CompareOp_GT;
break;
case Bits bits when bits == "01":
comparison = CompareOp.CompareOp_GE;
break;
case Bits bits when bits == "10":
comparison = CompareOp.CompareOp_EQ;
break;
case Bits bits when bits == "11":
comparison = CompareOp.CompareOp_LE;
break;
}
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
switch (comparison)
{
default:
case CompareOp.CompareOp_GT:
test_passed = (element > (BigInteger)0);
break;
case CompareOp.CompareOp_GE:
test_passed = (element >= (BigInteger)0);
break;
case CompareOp.CompareOp_EQ:
test_passed = (element == (BigInteger)0);
break;
case CompareOp.CompareOp_LE:
test_passed = (element <= (BigInteger)0);
break;
case CompareOp.CompareOp_LT:
test_passed = (element < (BigInteger)0);
break;
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmgt_advsimd_zero.html#CMGT_asimdmisc_Z
public static void Cmgt_Zero_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
const bool U = false;
const bool op = false;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
CompareOp comparison;
switch (Bits.Concat(op, U))
{
default:
case Bits bits when bits == "00":
comparison = CompareOp.CompareOp_GT;
break;
case Bits bits when bits == "01":
comparison = CompareOp.CompareOp_GE;
break;
case Bits bits when bits == "10":
comparison = CompareOp.CompareOp_EQ;
break;
case Bits bits when bits == "11":
comparison = CompareOp.CompareOp_LE;
break;
}
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
switch (comparison)
{
default:
case CompareOp.CompareOp_GT:
test_passed = (element > (BigInteger)0);
break;
case CompareOp.CompareOp_GE:
test_passed = (element >= (BigInteger)0);
break;
case CompareOp.CompareOp_EQ:
test_passed = (element == (BigInteger)0);
break;
case CompareOp.CompareOp_LE:
test_passed = (element <= (BigInteger)0);
break;
case CompareOp.CompareOp_LT:
test_passed = (element < (BigInteger)0);
break;
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmle_advsimd.html#CMLE_asisdmisc_Z
public static void Cmle_S(Bits size, Bits Rn, Bits Rd)
{
const bool U = true;
const bool op = true;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
CompareOp comparison;
switch (Bits.Concat(op, U))
{
case Bits bits when bits == "00":
comparison = CompareOp.CompareOp_GT;
break;
case Bits bits when bits == "01":
comparison = CompareOp.CompareOp_GE;
break;
case Bits bits when bits == "10":
comparison = CompareOp.CompareOp_EQ;
break;
default:
case Bits bits when bits == "11":
comparison = CompareOp.CompareOp_LE;
break;
}
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
switch (comparison)
{
case CompareOp.CompareOp_GT:
test_passed = (element > (BigInteger)0);
break;
case CompareOp.CompareOp_GE:
test_passed = (element >= (BigInteger)0);
break;
case CompareOp.CompareOp_EQ:
test_passed = (element == (BigInteger)0);
break;
default:
case CompareOp.CompareOp_LE:
test_passed = (element <= (BigInteger)0);
break;
case CompareOp.CompareOp_LT:
test_passed = (element < (BigInteger)0);
break;
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmle_advsimd.html#CMLE_asimdmisc_Z
public static void Cmle_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
const bool U = true;
const bool op = true;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
CompareOp comparison;
switch (Bits.Concat(op, U))
{
case Bits bits when bits == "00":
comparison = CompareOp.CompareOp_GT;
break;
case Bits bits when bits == "01":
comparison = CompareOp.CompareOp_GE;
break;
case Bits bits when bits == "10":
comparison = CompareOp.CompareOp_EQ;
break;
default:
case Bits bits when bits == "11":
comparison = CompareOp.CompareOp_LE;
break;
}
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
switch (comparison)
{
case CompareOp.CompareOp_GT:
test_passed = (element > (BigInteger)0);
break;
case CompareOp.CompareOp_GE:
test_passed = (element >= (BigInteger)0);
break;
case CompareOp.CompareOp_EQ:
test_passed = (element == (BigInteger)0);
break;
default:
case CompareOp.CompareOp_LE:
test_passed = (element <= (BigInteger)0);
break;
case CompareOp.CompareOp_LT:
test_passed = (element < (BigInteger)0);
break;
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmlt_advsimd.html#CMLT_asisdmisc_Z
public static void Cmlt_S(Bits size, Bits Rn, Bits Rd)
{
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
CompareOp comparison = CompareOp.CompareOp_LT;
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
switch (comparison)
{
case CompareOp.CompareOp_GT:
test_passed = (element > (BigInteger)0);
break;
case CompareOp.CompareOp_GE:
test_passed = (element >= (BigInteger)0);
break;
case CompareOp.CompareOp_EQ:
test_passed = (element == (BigInteger)0);
break;
case CompareOp.CompareOp_LE:
test_passed = (element <= (BigInteger)0);
break;
default:
case CompareOp.CompareOp_LT:
test_passed = (element < (BigInteger)0);
break;
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmlt_advsimd.html#CMLT_asimdmisc_Z
public static void Cmlt_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
CompareOp comparison = CompareOp.CompareOp_LT;
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
switch (comparison)
{
case CompareOp.CompareOp_GT:
test_passed = (element > (BigInteger)0);
break;
case CompareOp.CompareOp_GE:
test_passed = (element >= (BigInteger)0);
break;
case CompareOp.CompareOp_EQ:
test_passed = (element == (BigInteger)0);
break;
case CompareOp.CompareOp_LE:
test_passed = (element <= (BigInteger)0);
break;
default:
case CompareOp.CompareOp_LT:
test_passed = (element < (BigInteger)0);
break;
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cnt_advsimd.html
public static void Cnt_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size != '00' then ReservedValue(); */
int esize = 8;
int datasize = (Q ? 128 : 64);
int elements = datasize / 8;
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger count;
for (int e = 0; e <= elements - 1; e++)
{
count = (BigInteger)BitCount(Elem(operand, e, esize));
Elem(result, e, esize, count.SubBigInteger(esize - 1, 0));
}
V(d, result);
}
// neg_advsimd.html#NEG_asisdmisc_R
public static void Neg_S(Bits size, Bits Rn, Bits Rd)
{
const bool U = true;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
bool neg = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
if (neg)
{
element = -element;
}
else
{
element = Abs(element);
}
Elem(result, e, esize, element.SubBigInteger(esize - 1, 0));
}
V(d, result);
}
// neg_advsimd.html#NEG_asimdmisc_R
public static void Neg_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
const bool U = true;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool neg = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
BigInteger element;
for (int e = 0; e <= elements - 1; e++)
{
element = SInt(Elem(operand, e, esize));
if (neg)
{
element = -element;
}
else
{
element = Abs(element);
}
Elem(result, e, esize, element.SubBigInteger(esize - 1, 0));
}
V(d, result);
}
// not_advsimd.html
public static void Not_V(bool Q, Bits Rn, Bits Rd)
{
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int esize = 8;
int datasize = (Q ? 128 : 64);
int elements = datasize / 8;
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
Bits element;
for (int e = 0; e <= elements - 1; e++)
{
element = Elem(operand, e, esize);
Elem(result, e, esize, NOT(element));
}
V(d, result);
}
// rbit_advsimd.html
public static void Rbit_V(bool Q, Bits Rn, Bits Rd)
{
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int esize = 8;
int datasize = (Q ? 128 : 64);
int elements = datasize / 8;
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
Bits element;
Bits rev = new Bits(esize);
for (int e = 0; e <= elements - 1; e++)
{
element = Elem(operand, e, esize);
for (int i = 0; i <= esize - 1; i++)
{
rev[esize - 1 - i] = element[i];
}
Elem(result, e, esize, rev);
}
V(d, result);
}
// rev16_advsimd.html
public static void Rev16_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
const bool U = false;
const bool o0 = true;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
// size=esize: B(0), H(1), S(1), D(S)
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
// op=REVx: 64(0), 32(1), 16(2)
Bits op = Bits.Concat(o0, U);
// => op+size:
// 64+B = 0, 64+H = 1, 64+S = 2, 64+D = X
// 32+B = 1, 32+H = 2, 32+S = X, 32+D = X
// 16+B = 2, 16+H = X, 16+S = X, 16+D = X
// 8+B = X, 8+H = X, 8+S = X, 8+D = X
// => 3-(op+size) (index bits in group)
// 64/B = 3, 64+H = 2, 64+S = 1, 64+D = X
// 32+B = 2, 32+H = 1, 32+S = X, 32+D = X
// 16+B = 1, 16+H = X, 16+S = X, 16+D = X
// 8+B = X, 8+H = X, 8+S = X, 8+D = X
// index bits within group: 1, 2, 3
/* if UInt(op) + UInt(size) >= 3 then UnallocatedEncoding(); */
int container_size;
switch (op)
{
default:
case Bits bits when bits == "10":
container_size = 16;
break;
case Bits bits when bits == "01":
container_size = 32;
break;
case Bits bits when bits == "00":
container_size = 64;
break;
}
int containers = datasize / container_size;
int elements_per_container = container_size / esize;
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
int element = 0;
int rev_element;
for (int c = 0; c <= containers - 1; c++)
{
rev_element = element + elements_per_container - 1;
for (int e = 0; e <= elements_per_container - 1; e++)
{
Elem(result, rev_element, esize, Elem(operand, element, esize));
element = element + 1;
rev_element = rev_element - 1;
}
}
V(d, result);
}
// rev32_advsimd.html
public static void Rev32_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
const bool U = true;
const bool o0 = false;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
// size=esize: B(0), H(1), S(1), D(S)
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
// op=REVx: 64(0), 32(1), 16(2)
Bits op = Bits.Concat(o0, U);
// => op+size:
// 64+B = 0, 64+H = 1, 64+S = 2, 64+D = X
// 32+B = 1, 32+H = 2, 32+S = X, 32+D = X
// 16+B = 2, 16+H = X, 16+S = X, 16+D = X
// 8+B = X, 8+H = X, 8+S = X, 8+D = X
// => 3-(op+size) (index bits in group)
// 64/B = 3, 64+H = 2, 64+S = 1, 64+D = X
// 32+B = 2, 32+H = 1, 32+S = X, 32+D = X
// 16+B = 1, 16+H = X, 16+S = X, 16+D = X
// 8+B = X, 8+H = X, 8+S = X, 8+D = X
// index bits within group: 1, 2, 3
/* if UInt(op) + UInt(size) >= 3 then UnallocatedEncoding(); */
int container_size;
switch (op)
{
case Bits bits when bits == "10":
container_size = 16;
break;
default:
case Bits bits when bits == "01":
container_size = 32;
break;
case Bits bits when bits == "00":
container_size = 64;
break;
}
int containers = datasize / container_size;
int elements_per_container = container_size / esize;
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
int element = 0;
int rev_element;
for (int c = 0; c <= containers - 1; c++)
{
rev_element = element + elements_per_container - 1;
for (int e = 0; e <= elements_per_container - 1; e++)
{
Elem(result, rev_element, esize, Elem(operand, element, esize));
element = element + 1;
rev_element = rev_element - 1;
}
}
V(d, result);
}
// rev64_advsimd.html
public static void Rev64_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
const bool U = false;
const bool o0 = false;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
// size=esize: B(0), H(1), S(1), D(S)
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
// op=REVx: 64(0), 32(1), 16(2)
Bits op = Bits.Concat(o0, U);
// => op+size:
// 64+B = 0, 64+H = 1, 64+S = 2, 64+D = X
// 32+B = 1, 32+H = 2, 32+S = X, 32+D = X
// 16+B = 2, 16+H = X, 16+S = X, 16+D = X
// 8+B = X, 8+H = X, 8+S = X, 8+D = X
// => 3-(op+size) (index bits in group)
// 64/B = 3, 64+H = 2, 64+S = 1, 64+D = X
// 32+B = 2, 32+H = 1, 32+S = X, 32+D = X
// 16+B = 1, 16+H = X, 16+S = X, 16+D = X
// 8+B = X, 8+H = X, 8+S = X, 8+D = X
// index bits within group: 1, 2, 3
/* if UInt(op) + UInt(size) >= 3 then UnallocatedEncoding(); */
int container_size;
switch (op)
{
case Bits bits when bits == "10":
container_size = 16;
break;
case Bits bits when bits == "01":
container_size = 32;
break;
default:
case Bits bits when bits == "00":
container_size = 64;
break;
}
int containers = datasize / container_size;
int elements_per_container = container_size / esize;
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(datasize, n);
int element = 0;
int rev_element;
for (int c = 0; c <= containers - 1; c++)
{
rev_element = element + elements_per_container - 1;
for (int e = 0; e <= elements_per_container - 1; e++)
{
Elem(result, rev_element, esize, Elem(operand, element, esize));
element = element + 1;
rev_element = rev_element - 1;
}
}
V(d, result);
}
// sqxtn_advsimd.html#SQXTN_asisdmisc_N
public static void Sqxtn_S(Bits size, Bits Rn, Bits Rd)
{
const bool U = false;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int part = 0;
int elements = 1;
bool unsigned = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(2 * datasize, n);
Bits element;
bool sat;
for (int e = 0; e <= elements - 1; e++)
{
element = Elem(operand, e, 2 * esize);
(Bits _result, bool _sat) = SatQ(Int(element, unsigned), esize, unsigned);
Elem(result, e, esize, _result);
sat = _sat;
if (sat)
{
/* FPSR.QC = '1'; */
FPSR[27] = true; // TODO: Add named fields.
}
}
Vpart(d, part, result);
}
// sqxtn_advsimd.html#SQXTN_asimdmisc_N
public static void Sqxtn_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
const bool U = false;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = 64;
int part = (int)UInt(Q);
int elements = datasize / esize;
bool unsigned = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(2 * datasize, n);
Bits element;
bool sat;
for (int e = 0; e <= elements - 1; e++)
{
element = Elem(operand, e, 2 * esize);
(Bits _result, bool _sat) = SatQ(Int(element, unsigned), esize, unsigned);
Elem(result, e, esize, _result);
sat = _sat;
if (sat)
{
/* FPSR.QC = '1'; */
FPSR[27] = true; // TODO: Add named fields.
}
}
Vpart(d, part, result);
}
// sqxtun_advsimd.html#SQXTUN_asisdmisc_N
public static void Sqxtun_S(Bits size, Bits Rn, Bits Rd)
{
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int part = 0;
int elements = 1;
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(2 * datasize, n);
Bits element;
bool sat;
for (int e = 0; e <= elements - 1; e++)
{
element = Elem(operand, e, 2 * esize);
(Bits _result, bool _sat) = UnsignedSatQ(SInt(element), esize);
Elem(result, e, esize, _result);
sat = _sat;
if (sat)
{
/* FPSR.QC = '1'; */
FPSR[27] = true; // TODO: Add named fields.
}
}
Vpart(d, part, result);
}
// sqxtun_advsimd.html#SQXTUN_asimdmisc_N
public static void Sqxtun_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = 64;
int part = (int)UInt(Q);
int elements = datasize / esize;
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(2 * datasize, n);
Bits element;
bool sat;
for (int e = 0; e <= elements - 1; e++)
{
element = Elem(operand, e, 2 * esize);
(Bits _result, bool _sat) = UnsignedSatQ(SInt(element), esize);
Elem(result, e, esize, _result);
sat = _sat;
if (sat)
{
/* FPSR.QC = '1'; */
FPSR[27] = true; // TODO: Add named fields.
}
}
Vpart(d, part, result);
}
// uqxtn_advsimd.html#UQXTN_asisdmisc_N
public static void Uqxtn_S(Bits size, Bits Rn, Bits Rd)
{
const bool U = true;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int part = 0;
int elements = 1;
bool unsigned = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(2 * datasize, n);
Bits element;
bool sat;
for (int e = 0; e <= elements - 1; e++)
{
element = Elem(operand, e, 2 * esize);
(Bits _result, bool _sat) = SatQ(Int(element, unsigned), esize, unsigned);
Elem(result, e, esize, _result);
sat = _sat;
if (sat)
{
/* FPSR.QC = '1'; */
FPSR[27] = true; // TODO: Add named fields.
}
}
Vpart(d, part, result);
}
// uqxtn_advsimd.html#UQXTN_asimdmisc_N
public static void Uqxtn_V(bool Q, Bits size, Bits Rn, Bits Rd)
{
const bool U = true;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = 64;
int part = (int)UInt(Q);
int elements = datasize / esize;
bool unsigned = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand = V(2 * datasize, n);
Bits element;
bool sat;
for (int e = 0; e <= elements - 1; e++)
{
element = Elem(operand, e, 2 * esize);
(Bits _result, bool _sat) = SatQ(Int(element, unsigned), esize, unsigned);
Elem(result, e, esize, _result);
sat = _sat;
if (sat)
{
/* FPSR.QC = '1'; */
FPSR[27] = true; // TODO: Add named fields.
}
}
Vpart(d, part, result);
}
#endregion
#region "SimdReg"
// add_advsimd.html#ADD_asisdsame_only
public static void Add_S(Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
bool sub_op = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
Bits element1;
Bits element2;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Elem(operand1, e, esize);
element2 = Elem(operand2, e, esize);
if (sub_op)
{
Elem(result, e, esize, element1 - element2);
}
else
{
Elem(result, e, esize, element1 + element2);
}
}
V(d, result);
}
// add_advsimd.html#ADD_asimdsame_only
public static void Add_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool sub_op = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
Bits element1;
Bits element2;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Elem(operand1, e, esize);
element2 = Elem(operand2, e, esize);
if (sub_op)
{
Elem(result, e, esize, element1 - element2);
}
else
{
Elem(result, e, esize, element1 + element2);
}
}
V(d, result);
}
// addhn_advsimd.html
public static void Addhn_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
const bool o1 = false;
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = 64;
int part = (int)UInt(Q);
int elements = datasize / esize;
bool sub_op = (o1 == true);
bool round = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(2 * datasize, n);
Bits operand2 = V(2 * datasize, m);
BigInteger round_const = (round ? (BigInteger)1 << (esize - 1) : 0);
Bits sum;
Bits element1;
Bits element2;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Elem(operand1, e, 2 * esize);
element2 = Elem(operand2, e, 2 * esize);
if (sub_op)
{
sum = element1 - element2;
}
else
{
sum = element1 + element2;
}
sum = sum + round_const;
Elem(result, e, esize, sum[2 * esize - 1, esize]);
}
Vpart(d, part, result);
}
// addp_advsimd_vec.html
public static void Addp_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
Bits concat = Bits.Concat(operand2, operand1);
Bits element1;
Bits element2;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Elem(concat, 2 * e, esize);
element2 = Elem(concat, (2 * e) + 1, esize);
Elem(result, e, esize, element1 + element2);
}
V(d, result);
}
// and_advsimd.html
public static void And_V(bool Q, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (Q ? 128 : 64);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
Bits result = AND(operand1, operand2);
V(d, result);
}
// bic_advsimd_reg.html
public static void Bic_V(bool Q, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (Q ? 128 : 64);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
operand2 = NOT(operand2);
Bits result = AND(operand1, operand2);
V(d, result);
}
// bif_advsimd.html
public static void Bif_V(bool Q, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (Q ? 128 : 64);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1;
Bits operand3;
Bits operand4 = V(datasize, n);
operand1 = V(datasize, d);
operand3 = NOT(V(datasize, m));
V(d, EOR(operand1, AND(EOR(operand1, operand4), operand3)));
}
// bit_advsimd.html
public static void Bit_V(bool Q, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (Q ? 128 : 64);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1;
Bits operand3;
Bits operand4 = V(datasize, n);
operand1 = V(datasize, d);
operand3 = V(datasize, m);
V(d, EOR(operand1, AND(EOR(operand1, operand4), operand3)));
}
// bsl_advsimd.html
public static void Bsl_V(bool Q, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (Q ? 128 : 64);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1;
Bits operand3;
Bits operand4 = V(datasize, n);
operand1 = V(datasize, m);
operand3 = V(datasize, d);
V(d, EOR(operand1, AND(EOR(operand1, operand4), operand3)));
}
// cmeq_advsimd_reg.html#CMEQ_asisdsame_only
public static void Cmeq_Reg_S(Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
bool and_test = (U == false);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
Bits element1;
Bits element2;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Elem(operand1, e, esize);
element2 = Elem(operand2, e, esize);
if (and_test)
{
test_passed = !IsZero(AND(element1, element2));
}
else
{
test_passed = (element1 == element2);
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmeq_advsimd_reg.html#CMEQ_asimdsame_only
public static void Cmeq_Reg_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool and_test = (U == false);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
Bits element1;
Bits element2;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Elem(operand1, e, esize);
element2 = Elem(operand2, e, esize);
if (and_test)
{
test_passed = !IsZero(AND(element1, element2));
}
else
{
test_passed = (element1 == element2);
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmge_advsimd_reg.html#CMGE_asisdsame_only
public static void Cmge_Reg_S(Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
const bool eq = true;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
bool unsigned = (U == true);
bool cmp_eq = (eq == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
BigInteger element1;
BigInteger element2;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
test_passed = (cmp_eq ? element1 >= element2 : element1 > element2);
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmge_advsimd_reg.html#CMGE_asimdsame_only
public static void Cmge_Reg_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
const bool eq = true;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool unsigned = (U == true);
bool cmp_eq = (eq == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
BigInteger element1;
BigInteger element2;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
test_passed = (cmp_eq ? element1 >= element2 : element1 > element2);
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmgt_advsimd_reg.html#CMGT_asisdsame_only
public static void Cmgt_Reg_S(Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
const bool eq = false;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
bool unsigned = (U == true);
bool cmp_eq = (eq == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
BigInteger element1;
BigInteger element2;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
test_passed = (cmp_eq ? element1 >= element2 : element1 > element2);
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmgt_advsimd_reg.html#CMGT_asimdsame_only
public static void Cmgt_Reg_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
const bool eq = false;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool unsigned = (U == true);
bool cmp_eq = (eq == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
BigInteger element1;
BigInteger element2;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
test_passed = (cmp_eq ? element1 >= element2 : element1 > element2);
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmhi_advsimd.html#CMHI_asisdsame_only
public static void Cmhi_S(Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
const bool eq = false;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
bool unsigned = (U == true);
bool cmp_eq = (eq == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
BigInteger element1;
BigInteger element2;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
test_passed = (cmp_eq ? element1 >= element2 : element1 > element2);
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmhi_advsimd.html#CMHI_asimdsame_only
public static void Cmhi_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
const bool eq = false;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool unsigned = (U == true);
bool cmp_eq = (eq == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
BigInteger element1;
BigInteger element2;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
test_passed = (cmp_eq ? element1 >= element2 : element1 > element2);
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmhs_advsimd.html#CMHS_asisdsame_only
public static void Cmhs_S(Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
const bool eq = true;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
bool unsigned = (U == true);
bool cmp_eq = (eq == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
BigInteger element1;
BigInteger element2;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
test_passed = (cmp_eq ? element1 >= element2 : element1 > element2);
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmhs_advsimd.html#CMHS_asimdsame_only
public static void Cmhs_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
const bool eq = true;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool unsigned = (U == true);
bool cmp_eq = (eq == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
BigInteger element1;
BigInteger element2;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
test_passed = (cmp_eq ? element1 >= element2 : element1 > element2);
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmtst_advsimd.html#CMTST_asisdsame_only
public static void Cmtst_S(Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
bool and_test = (U == false);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
Bits element1;
Bits element2;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Elem(operand1, e, esize);
element2 = Elem(operand2, e, esize);
if (and_test)
{
test_passed = !IsZero(AND(element1, element2));
}
else
{
test_passed = (element1 == element2);
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// cmtst_advsimd.html#CMTST_asimdsame_only
public static void Cmtst_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool and_test = (U == false);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
Bits element1;
Bits element2;
bool test_passed;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Elem(operand1, e, esize);
element2 = Elem(operand2, e, esize);
if (and_test)
{
test_passed = !IsZero(AND(element1, element2));
}
else
{
test_passed = (element1 == element2);
}
Elem(result, e, esize, test_passed ? Ones(esize) : Zeros(esize));
}
V(d, result);
}
// eor_advsimd.html
public static void Eor_V(bool Q, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (Q ? 128 : 64);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1 = V(datasize, m);
Bits operand2 = Zeros(datasize);
Bits operand3 = Ones(datasize);
Bits operand4 = V(datasize, n);
Bits result = EOR(operand1, AND(EOR(operand2, operand4), operand3));
V(d, result);
}
// orn_advsimd.html
public static void Orn_V(bool Q, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (Q ? 128 : 64);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
operand2 = NOT(operand2);
Bits result = OR(operand1, operand2);
V(d, result);
}
// orr_advsimd_reg.html
public static void Orr_V(bool Q, Bits Rm, Bits Rn, Bits Rd)
{
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
int datasize = (Q ? 128 : 64);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
Bits result = OR(operand1, operand2);
V(d, result);
}
// raddhn_advsimd.html
public static void Raddhn_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
const bool o1 = false;
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = 64;
int part = (int)UInt(Q);
int elements = datasize / esize;
bool sub_op = (o1 == true);
bool round = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(2 * datasize, n);
Bits operand2 = V(2 * datasize, m);
BigInteger round_const = (round ? (BigInteger)1 << (esize - 1) : 0);
Bits sum;
Bits element1;
Bits element2;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Elem(operand1, e, 2 * esize);
element2 = Elem(operand2, e, 2 * esize);
if (sub_op)
{
sum = element1 - element2;
}
else
{
sum = element1 + element2;
}
sum = sum + round_const;
Elem(result, e, esize, sum[2 * esize - 1, esize]);
}
Vpart(d, part, result);
}
// rsubhn_advsimd.html
public static void Rsubhn_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
const bool o1 = true;
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = 64;
int part = (int)UInt(Q);
int elements = datasize / esize;
bool sub_op = (o1 == true);
bool round = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(2 * datasize, n);
Bits operand2 = V(2 * datasize, m);
BigInteger round_const = (round ? (BigInteger)1 << (esize - 1) : 0);
Bits sum;
Bits element1;
Bits element2;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Elem(operand1, e, 2 * esize);
element2 = Elem(operand2, e, 2 * esize);
if (sub_op)
{
sum = element1 - element2;
}
else
{
sum = element1 + element2;
}
sum = sum + round_const;
Elem(result, e, esize, sum[2 * esize - 1, esize]);
}
Vpart(d, part, result);
}
// saba_advsimd.html
public static void Saba_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
const bool ac = true;
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool unsigned = (U == true);
bool accumulate = (ac == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
BigInteger element1;
BigInteger element2;
Bits absdiff;
Bits result = (accumulate ? V(datasize, d) : Zeros(datasize));
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
absdiff = Abs(element1 - element2).SubBigInteger(esize - 1, 0);
Elem(result, e, esize, Elem(result, e, esize) + absdiff);
}
V(d, result);
}
// sabal_advsimd.html
public static void Sabal_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
const bool op = false;
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = 64;
int part = (int)UInt(Q);
int elements = datasize / esize;
bool unsigned = (U == true);
bool accumulate = (op == false);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1 = Vpart(datasize, n, part);
Bits operand2 = Vpart(datasize, m, part);
BigInteger element1;
BigInteger element2;
Bits absdiff;
Bits result = (accumulate ? V(2 * datasize, d) : Zeros(2 * datasize));
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
absdiff = Abs(element1 - element2).SubBigInteger(2 * esize - 1, 0);
Elem(result, e, 2 * esize, Elem(result, e, 2 * esize) + absdiff);
}
V(d, result);
}
// sabd_advsimd.html
public static void Sabd_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
const bool ac = false;
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool unsigned = (U == true);
bool accumulate = (ac == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
BigInteger element1;
BigInteger element2;
Bits absdiff;
Bits result = (accumulate ? V(datasize, d) : Zeros(datasize));
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
absdiff = Abs(element1 - element2).SubBigInteger(esize - 1, 0);
Elem(result, e, esize, Elem(result, e, esize) + absdiff);
}
V(d, result);
}
// sabdl_advsimd.html
public static void Sabdl_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
const bool op = true;
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = 64;
int part = (int)UInt(Q);
int elements = datasize / esize;
bool unsigned = (U == true);
bool accumulate = (op == false);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1 = Vpart(datasize, n, part);
Bits operand2 = Vpart(datasize, m, part);
BigInteger element1;
BigInteger element2;
Bits absdiff;
Bits result = (accumulate ? V(2 * datasize, d) : Zeros(2 * datasize));
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
absdiff = Abs(element1 - element2).SubBigInteger(2 * esize - 1, 0);
Elem(result, e, 2 * esize, Elem(result, e, 2 * esize) + absdiff);
}
V(d, result);
}
// sub_advsimd.html#SUB_asisdsame_only
public static void Sub_S(Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
/* Decode Scalar */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size != '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = esize;
int elements = 1;
bool sub_op = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
Bits element1;
Bits element2;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Elem(operand1, e, esize);
element2 = Elem(operand2, e, esize);
if (sub_op)
{
Elem(result, e, esize, element1 - element2);
}
else
{
Elem(result, e, esize, element1 + element2);
}
}
V(d, result);
}
// sub_advsimd.html#SUB_asimdsame_only
public static void Sub_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
/* Decode Vector */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size:Q == '110' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool sub_op = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
Bits element1;
Bits element2;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Elem(operand1, e, esize);
element2 = Elem(operand2, e, esize);
if (sub_op)
{
Elem(result, e, esize, element1 - element2);
}
else
{
Elem(result, e, esize, element1 + element2);
}
}
V(d, result);
}
// subhn_advsimd.html
public static void Subhn_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = false;
const bool o1 = true;
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = 64;
int part = (int)UInt(Q);
int elements = datasize / esize;
bool sub_op = (o1 == true);
bool round = (U == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits result = new Bits(datasize);
Bits operand1 = V(2 * datasize, n);
Bits operand2 = V(2 * datasize, m);
BigInteger round_const = (round ? (BigInteger)1 << (esize - 1) : 0);
Bits sum;
Bits element1;
Bits element2;
for (int e = 0; e <= elements - 1; e++)
{
element1 = Elem(operand1, e, 2 * esize);
element2 = Elem(operand2, e, 2 * esize);
if (sub_op)
{
sum = element1 - element2;
}
else
{
sum = element1 + element2;
}
sum = sum + round_const;
Elem(result, e, esize, sum[2 * esize - 1, esize]);
}
Vpart(d, part, result);
}
// uaba_advsimd.html
public static void Uaba_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
const bool ac = true;
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool unsigned = (U == true);
bool accumulate = (ac == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
BigInteger element1;
BigInteger element2;
Bits absdiff;
Bits result = (accumulate ? V(datasize, d) : Zeros(datasize));
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
absdiff = Abs(element1 - element2).SubBigInteger(esize - 1, 0);
Elem(result, e, esize, Elem(result, e, esize) + absdiff);
}
V(d, result);
}
// uabal_advsimd.html
public static void Uabal_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
const bool op = false;
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = 64;
int part = (int)UInt(Q);
int elements = datasize / esize;
bool unsigned = (U == true);
bool accumulate = (op == false);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1 = Vpart(datasize, n, part);
Bits operand2 = Vpart(datasize, m, part);
BigInteger element1;
BigInteger element2;
Bits absdiff;
Bits result = (accumulate ? V(2 * datasize, d) : Zeros(2 * datasize));
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
absdiff = Abs(element1 - element2).SubBigInteger(2 * esize - 1, 0);
Elem(result, e, 2 * esize, Elem(result, e, 2 * esize) + absdiff);
}
V(d, result);
}
// uabd_advsimd.html
public static void Uabd_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
const bool ac = false;
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = (Q ? 128 : 64);
int elements = datasize / esize;
bool unsigned = (U == true);
bool accumulate = (ac == true);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1 = V(datasize, n);
Bits operand2 = V(datasize, m);
BigInteger element1;
BigInteger element2;
Bits absdiff;
Bits result = (accumulate ? V(datasize, d) : Zeros(datasize));
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
absdiff = Abs(element1 - element2).SubBigInteger(esize - 1, 0);
Elem(result, e, esize, Elem(result, e, esize) + absdiff);
}
V(d, result);
}
// uabdl_advsimd.html
public static void Uabdl_V(bool Q, Bits size, Bits Rm, Bits Rn, Bits Rd)
{
const bool U = true;
const bool op = true;
/* Decode */
int d = (int)UInt(Rd);
int n = (int)UInt(Rn);
int m = (int)UInt(Rm);
/* if size == '11' then ReservedValue(); */
int esize = 8 << (int)UInt(size);
int datasize = 64;
int part = (int)UInt(Q);
int elements = datasize / esize;
bool unsigned = (U == true);
bool accumulate = (op == false);
/* Operation */
/* CheckFPAdvSIMDEnabled64(); */
Bits operand1 = Vpart(datasize, n, part);
Bits operand2 = Vpart(datasize, m, part);
BigInteger element1;
BigInteger element2;
Bits absdiff;
Bits result = (accumulate ? V(2 * datasize, d) : Zeros(2 * datasize));
for (int e = 0; e <= elements - 1; e++)
{
element1 = Int(Elem(operand1, e, esize), unsigned);
element2 = Int(Elem(operand2, e, esize), unsigned);
absdiff = Abs(element1 - element2).SubBigInteger(2 * esize - 1, 0);
Elem(result, e, 2 * esize, Elem(result, e, 2 * esize) + absdiff);
}
V(d, result);
}
#endregion
}
}