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Implements some 32-bit instructions (VBIC, VTST, VSRA) (#1192)

Browse source 
* Added some 32 bits instructions:

* VBIC
* VTST
* VSRA

* Incremented the PTC

* Add tests and fix implementation

* Fixed VBIC immediate opcode mapping

* Hey hey!

* Nit.

Co-authored-by: gdkchan <gab.dark.100@gmail.com>
Co-authored-by: LDj3SNuD <dvitiello@gmail.com>
Co-authored-by: LDj3SNuD <35856442+LDj3SNuD@users.noreply.github.com>
This commit is contained in:
Valentin PONS 2020-07-19 14:11:58 -04:00 committed by GitHub
parent 9d65de74fc
commit 3af2ce74ec
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
10 changed files with 361 additions and 66 deletions
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6
ARMeilleure/Decoders/OpCodeTable.cs
View file

@ -806,6 +806,8 @@ namespace ARMeilleure.Decoders
SetA32("111100100x00xxxxxxxx1101xxx0xxxx", InstName.Vadd, InstEmit32.Vadd_V, typeof(OpCode32SimdReg));
SetA32("1111001x1x<<xxxxxxxx0001x0x0xxxx", InstName.Vaddw, InstEmit32.Vaddw_I, typeof(OpCode32SimdRegWide));
SetA32("111100100x00xxxxxxxx0001xxx1xxxx", InstName.Vand, InstEmit32.Vand_I, typeof(OpCode32SimdBinary));
SetA32("111100100x01xxxxxxxx0001xxx1xxxx", InstName.Vbic, InstEmit32.Vbic_I, typeof(OpCode32SimdBinary));
SetA32("1111001x1x000xxxxxxx<<x10x11xxxx", InstName.Vbic, InstEmit32.Vbic_II, typeof(OpCode32SimdImm));
SetA32("111100110x11xxxxxxxx0001xxx1xxxx", InstName.Vbif, InstEmit32.Vbif, typeof(OpCode32SimdBinary));
SetA32("111100110x10xxxxxxxx0001xxx1xxxx", InstName.Vbit, InstEmit32.Vbit, typeof(OpCode32SimdBinary));
SetA32("111100110x01xxxxxxxx0001xxx1xxxx", InstName.Vbsl, InstEmit32.Vbsl, typeof(OpCode32SimdBinary));
@ -904,7 +906,7 @@ namespace ARMeilleure.Decoders
SetA32("<<<<11100x01xxxxxxxx101xx0x0xxxx", InstName.Vnmls, InstEmit32.Vnmls_S, typeof(OpCode32SimdRegS));
SetA32("<<<<11100x10xxxxxxxx101xx1x0xxxx", InstName.Vnmul, InstEmit32.Vnmul_S, typeof(OpCode32SimdRegS));
SetA32("111100100x10xxxxxxxx0001xxx1xxxx", InstName.Vorr, InstEmit32.Vorr_I, typeof(OpCode32SimdBinary));
SetA32("1111001x1x000xxxxxxx0xx10x01xxxx", InstName.Vorr, InstEmit32.Vorr_II, typeof(OpCode32SimdImm));
SetA32("1111001x1x000xxxxxxx<<x10x01xxxx", InstName.Vorr, InstEmit32.Vorr_II, typeof(OpCode32SimdImm));
SetA32("111100100x<<xxxxxxxx1011x0x1xxxx", InstName.Vpadd, InstEmit32.Vpadd_I, typeof(OpCode32SimdReg));
SetA32("111100110x00xxxxxxxx1101x0x0xxxx", InstName.Vpadd, InstEmit32.Vpadd_V, typeof(OpCode32SimdReg));
SetA32("1111001x0x<<xxxxxxxx1010x0x0xxxx", InstName.Vpmax, InstEmit32.Vpmax_I, typeof(OpCode32SimdReg));
@ -927,6 +929,7 @@ namespace ARMeilleure.Decoders
SetA32("1111001x1x>>>xxxxxxx0000>xx1xxxx", InstName.Vshr, InstEmit32.Vshr, typeof(OpCode32SimdShImm));
SetA32("111100101x>>>xxxxxxx100000x1xxx0", InstName.Vshrn, InstEmit32.Vshrn, typeof(OpCode32SimdShImmNarrow));
SetA32("<<<<11101x110001xxxx101x11x0xxxx", InstName.Vsqrt, InstEmit32.Vsqrt_S, typeof(OpCode32SimdS));
SetA32("1111001x1x>>>xxxxxxx0001>xx1xxxx", InstName.Vsra, InstEmit32.Vsra, typeof(OpCode32SimdShImm));
SetA32("111101001x00xxxxxxxx<<00xxxxxxxx", InstName.Vst1, InstEmit32.Vst1, typeof(OpCode32SimdMemSingle));
SetA32("111101000x00xxxxxxxx0111xxxxxxxx", InstName.Vst1, InstEmit32.Vst1, typeof(OpCode32SimdMemPair)); // Regs = 1.
SetA32("111101000x00xxxxxxxx1010xxxxxxxx", InstName.Vst1, InstEmit32.Vst1, typeof(OpCode32SimdMemPair)); // Regs = 2.
@ -952,6 +955,7 @@ namespace ARMeilleure.Decoders
SetA32("1111001x1x<<xxxxxxxx0011x0x0xxxx", InstName.Vsubw, InstEmit32.Vsubw_I, typeof(OpCode32SimdRegWide));
SetA32("111100111x11xxxxxxxx10xxxxx0xxxx", InstName.Vtbl, InstEmit32.Vtbl, typeof(OpCode32SimdTbl));
SetA32("111100111x11<<10xxxx00001xx0xxxx", InstName.Vtrn, InstEmit32.Vtrn, typeof(OpCode32SimdCmpZ));
SetA32("111100100x<<xxxxxxxx1000xxx1xxxx", InstName.Vtst, InstEmit32.Vtst, typeof(OpCode32SimdReg));
SetA32("111100111x11<<10xxxx00010xx0xxxx", InstName.Vuzp, InstEmit32.Vuzp, typeof(OpCode32SimdCmpZ));
SetA32("111100111x11<<10xxxx00011xx0xxxx", InstName.Vzip, InstEmit32.Vzip, typeof(OpCode32SimdCmpZ));
#endregion

31
ARMeilleure/Instructions/InstEmitSimdHelper32.cs
View file

@ -1,4 +1,4 @@
using ARMeilleure.Decoders;
using ARMeilleure.Decoders;
using ARMeilleure.IntermediateRepresentation;
using ARMeilleure.Translation;
using System;
@ -305,6 +305,35 @@ namespace ARMeilleure.Instructions
context.Copy(GetVecA32(op.Qd), res);
}
public static void EmitVectorImmBinaryQdQmOpZx32(ArmEmitterContext context, Func2I emit)
{
EmitVectorImmBinaryQdQmOpI32(context, emit, false);
}
public static void EmitVectorImmBinaryQdQmOpSx32(ArmEmitterContext context, Func2I emit)
{
EmitVectorImmBinaryQdQmOpI32(context, emit, true);
}
public static void EmitVectorImmBinaryQdQmOpI32(ArmEmitterContext context, Func2I emit, bool signed)
{
OpCode32SimdShImm op = (OpCode32SimdShImm)context.CurrOp;
Operand res = GetVecA32(op.Qd);
int elems = op.GetBytesCount() >> op.Size;
for (int index = 0; index < elems; index++)
{
Operand de = EmitVectorExtract32(context, op.Qd, op.Id + index, op.Size, signed);
Operand me = EmitVectorExtract32(context, op.Qm, op.Im + index, op.Size, signed);
res = EmitVectorInsert(context, res, emit(de, me), op.Id + index, op.Size);
}
context.Copy(GetVecA32(op.Qd), res);
}
public static void EmitVectorTernaryLongOpI32(ArmEmitterContext context, Func3I emit, bool signed)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;

63
ARMeilleure/Instructions/InstEmitSimdLogical32.cs
View file

@ -15,7 +15,7 @@ namespace ARMeilleure.Instructions
{
if (Optimizations.UseSse2)
{
EmitVectorBinaryOpF32(context, Intrinsic.X86Pand, Intrinsic.X86Pand);
EmitVectorBinaryOpSimd32(context, (n, m) => context.AddIntrinsic(Intrinsic.X86Pand, n, m));
}
else
{
@ -23,6 +23,54 @@ namespace ARMeilleure.Instructions
}
}
public static void Vbic_I(ArmEmitterContext context)
{
if (Optimizations.UseSse2)
{
EmitVectorBinaryOpSimd32(context, (n, m) => context.AddIntrinsic(Intrinsic.X86Pandn, m, n));
}
else
{
EmitVectorBinaryOpZx32(context, (op1, op2) => context.BitwiseAnd(op1, context.BitwiseNot(op2)));
}
}
public static void Vbic_II(ArmEmitterContext context)
{
OpCode32SimdImm op = (OpCode32SimdImm)context.CurrOp;
long immediate = op.Immediate;
// Replicate fields to fill the 64-bits, if size is < 64-bits.
switch (op.Size)
{
case 0: immediate *= 0x0101010101010101L; break;
case 1: immediate *= 0x0001000100010001L; break;
case 2: immediate *= 0x0000000100000001L; break;
}
Operand imm = Const(immediate);
Operand res = GetVecA32(op.Qd);
if (op.Q)
{
for (int elem = 0; elem < 2; elem++)
{
Operand de = EmitVectorExtractZx(context, op.Qd, elem, 3);
res = EmitVectorInsert(context, res, context.BitwiseAnd(de, context.BitwiseNot(imm)), elem, 3);
}
}
else
{
Operand de = EmitVectorExtractZx(context, op.Qd, op.Vd & 1, 3);
res = EmitVectorInsert(context, res, context.BitwiseAnd(de, context.BitwiseNot(imm)), op.Vd & 1, 3);
}
context.Copy(GetVecA32(op.Qd), res);
}
public static void Vbif(ArmEmitterContext context)
{
EmitBifBit(context, true);
@ -59,7 +107,7 @@ namespace ARMeilleure.Instructions
{
if (Optimizations.UseSse2)
{
EmitVectorBinaryOpF32(context, Intrinsic.X86Pxor, Intrinsic.X86Pxor);
EmitVectorBinaryOpSimd32(context, (n, m) => context.AddIntrinsic(Intrinsic.X86Pxor, n, m));
}
else
{
@ -71,7 +119,7 @@ namespace ARMeilleure.Instructions
{
if (Optimizations.UseSse2)
{
EmitVectorBinaryOpF32(context, Intrinsic.X86Por, Intrinsic.X86Por);
EmitVectorBinaryOpSimd32(context, (n, m) => context.AddIntrinsic(Intrinsic.X86Por, n, m));
}
else
{
@ -115,6 +163,15 @@ namespace ARMeilleure.Instructions
context.Copy(GetVecA32(op.Qd), res);
}
public static void Vtst(ArmEmitterContext context)
{
EmitVectorBinaryOpZx32(context, (op1, op2) =>
{
Operand isZero = context.ICompareEqual(context.BitwiseAnd(op1, op2), Const(0));
return context.ConditionalSelect(isZero, Const(0), Const(-1));
});
}
private static void EmitBifBit(ArmEmitterContext context, bool notRm)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;

21
ARMeilleure/Instructions/InstEmitSimdShift32.cs
View file

@ -129,6 +129,27 @@ namespace ARMeilleure.Instructions
EmitVectorUnaryNarrowOp32(context, (op1) => context.ShiftRightUI(op1, Const(shift)));
}
public static void Vsra(ArmEmitterContext context)
{
OpCode32SimdShImm op = (OpCode32SimdShImm)context.CurrOp;
int shift = GetImmShr(op);
int maxShift = (8 << op.Size) - 1;
if (op.U)
{
EmitVectorImmBinaryQdQmOpZx32(context, (op1, op2) =>
{
Operand shiftRes = shift > maxShift ? Const(op2.Type, 0) : context.ShiftRightUI(op2, Const(shift));
return context.Add(op1, shiftRes);
});
}
else
{
EmitVectorImmBinaryQdQmOpSx32(context, (op1, op2) => context.Add(op1, context.ShiftRightSI(op2, Const(Math.Min(maxShift, shift)))));
}
}
private static Operand EmitShlRegOp(ArmEmitterContext context, Operand op, Operand shiftLsB, int size, bool unsigned)
{
if (shiftLsB.Type == OperandType.I64)

3
ARMeilleure/Instructions/InstName.cs
View file

@ -547,6 +547,7 @@ namespace ARMeilleure.Instructions
Vadd,
Vaddw,
Vand,
Vbic,
Vbif,
Vbit,
Vbsl,
@ -611,10 +612,12 @@ namespace ARMeilleure.Instructions
Vrecps,
Vrsqrte,
Vrsqrts,
Vsra,
Vsub,
Vsubw,
Vtbl,
Vtrn,
Vtst,
Vuzp,
Vzip,
}

5
ARMeilleure/Translation/EmitterContext.cs
View file

@ -441,6 +441,11 @@ namespace ARMeilleure.Translation
return Add(Instruction.VectorInsert8, Local(OperandType.V128), vector, value, Const(index));
}
public Operand VectorOne()
{
return Add(Instruction.VectorOne, Local(OperandType.V128));
}
public Operand VectorZero()
{
return Add(Instruction.VectorZero, Local(OperandType.V128));

2
ARMeilleure/Translation/PTC/Ptc.cs
View file

@ -20,7 +20,7 @@ namespace ARMeilleure.Translation.PTC
{
private const string HeaderMagic = "PTChd";
private const int InternalVersion = 12; //! To be incremented manually for each change to the ARMeilleure project.
private const int InternalVersion = 13; //! To be incremented manually for each change to the ARMeilleure project.
private const string BaseDir = "Ryujinx";

120
Ryujinx.Tests/Cpu/CpuTestSimdLogical32.cs
View file

@ -11,11 +11,22 @@ namespace Ryujinx.Tests.Cpu
{
#if SimdLogical32
#region "ValueSource (Types)"
private static ulong[] _8B4H2S_()
{
return new ulong[] { 0x0000000000000000ul, 0x7F7F7F7F7F7F7F7Ful,
0x8080808080808080ul, 0x7FFF7FFF7FFF7FFFul,
0x8000800080008000ul, 0x7FFFFFFF7FFFFFFFul,
0x8000000080000000ul, 0xFFFFFFFFFFFFFFFFul };
}
#endregion
#region "ValueSource (Opcodes)"
private static uint[] _Vbif_Vbit_Vbsl_Vand_Vorr_Veor_()
private static uint[] _Vbic_Vbif_Vbit_Vbsl_Vand_Vorr_Veor_I_()
{
return new uint[]
{
0xf2100110u, // VBIC D0, D0, D0
0xf3300110u, // VBIF D0, D0, D0
0xf3200110u, // VBIT D0, D0, D0
0xf3100110u, // VBSL D0, D0, D0
@ -24,68 +35,121 @@ namespace Ryujinx.Tests.Cpu
0xf3000110u // VEOR D0, D0, D0
};
}
private static uint[] _Vbic_Vorr_II_()
{
return new uint[]
{
0xf2800130u, // VBIC.I32 D0, #0 (A1)
0xf2800930u, // VBIC.I16 D0, #0 (A2)
0xf2800110u, // VORR.I32 D0, #0 (A1)
0xf2800910u // VORR.I16 D0, #0 (A2)
};
}
#endregion
private const int RndCnt = 2;
[Test, Pairwise]
public void Vbif_Vbit_Vbsl_Vand_Vorr_Veor([ValueSource("_Vbif_Vbit_Vbsl_Vand_Vorr_Veor_")] uint opcode,
[Range(0u, 4u)] uint rd,
[Range(0u, 4u)] uint rn,
[Range(0u, 4u)] uint rm,
[Random(RndCnt)] ulong z,
[Random(RndCnt)] ulong a,
[Random(RndCnt)] ulong b,
[Values] bool q)
public void Vbic_Vbif_Vbit_Vbsl_Vand_Vorr_Veor_I([ValueSource("_Vbic_Vbif_Vbit_Vbsl_Vand_Vorr_Veor_I_")] uint opcode,
[Range(0u, 5u)] uint rd,
[Range(0u, 5u)] uint rn,
[Range(0u, 5u)] uint rm,
[Values(ulong.MinValue, ulong.MaxValue)] [Random(RndCnt)] ulong z,
[Values(ulong.MinValue, ulong.MaxValue)] [Random(RndCnt)] ulong a,
[Values(ulong.MinValue, ulong.MaxValue)] [Random(RndCnt)] ulong b,
[Values] bool q)
{
if (q)
{
opcode |= 1 << 6;
rm <<= 1;
rn <<= 1;
rd <<= 1;
rd >>= 1; rd <<= 1;
rn >>= 1; rn <<= 1;
rm >>= 1; rm <<= 1;
}
opcode |= ((rm & 0xf) << 0) | ((rm & 0x10) << 1);
opcode |= ((rd & 0xf) << 12) | ((rd & 0x10) << 18);
opcode |= ((rn & 0xf) << 16) | ((rn & 0x10) << 3);
opcode |= ((rm & 0xf) << 0) | ((rm & 0x10) << 1);
V128 v0 = MakeVectorE0E1(z, z);
V128 v1 = MakeVectorE0E1(a, z);
V128 v2 = MakeVectorE0E1(b, z);
V128 v0 = MakeVectorE0E1(z, ~z);
V128 v1 = MakeVectorE0E1(a, ~a);
V128 v2 = MakeVectorE0E1(b, ~b);
SingleOpcode(opcode, v0: v0, v1: v1, v2: v2);
CompareAgainstUnicorn();
}
[Test, Pairwise, Description("VORR.I32 <Vd>, #<imm>")]
public void Vorr_II([Range(0u, 4u)] uint rd,
[Random(RndCnt)] ulong z,
[Random(RndCnt)] byte imm,
[Values(0u, 1u, 2u, 3u)] uint cMode,
[Values] bool q)
[Test, Pairwise]
public void Vbic_Vorr_II([ValueSource("_Vbic_Vorr_II_")] uint opcode,
[Values(0u, 1u)] uint rd,
[Values(ulong.MinValue, ulong.MaxValue)] [Random(RndCnt)] ulong z,
[Values(byte.MinValue, byte.MaxValue)] [Random(RndCnt)] byte imm,
[Values(0u, 1u, 2u, 3u)] uint cMode,
[Values] bool q)
{
uint opcode = 0xf2800110u; // VORR.I32 D0, #0
if ((opcode & 0x800) != 0) // cmode<3> == '1' (A2)
{
cMode &= 1;
}
if (q)
{
opcode |= 1 << 6;
rd <<= 1;
rd >>= 1; rd <<= 1;
}
opcode |= (uint)(imm & 0xf) << 0;
opcode |= (uint)(imm & 0x70) << 12;
opcode |= (uint)(imm & 0x80) << 17;
opcode |= ((uint)imm & 0xf) << 0;
opcode |= ((uint)imm & 0x70) << 12;
opcode |= ((uint)imm & 0x80) << 17;
opcode |= (cMode & 0x3) << 9;
opcode |= ((rd & 0xf) << 12) | ((rd & 0x10) << 18);
V128 v0 = MakeVectorE0E1(z, z);
V128 v0 = MakeVectorE0E1(z, ~z);
SingleOpcode(opcode, v0: v0);
CompareAgainstUnicorn();
}
[Test, Pairwise, Description("VTST.<dt> <Vd>, <Vn>, <Vm>")]
public void Vtst([Range(0u, 5u)] uint rd,
[Range(0u, 5u)] uint rn,
[Range(0u, 5u)] uint rm,
[ValueSource("_8B4H2S_")] [Random(RndCnt)] ulong z,
[ValueSource("_8B4H2S_")] [Random(RndCnt)] ulong a,
[ValueSource("_8B4H2S_")] [Random(RndCnt)] ulong b,
[Values(0u, 1u, 2u)] uint size,
[Values] bool q)
{
uint opcode = 0xf2000810u; // VTST.8 D0, D0, D0
if (q)
{
opcode |= 1 << 6;
rd >>= 1; rd <<= 1;
rn >>= 1; rn <<= 1;
rm >>= 1; rm <<= 1;
}
opcode |= ((rd & 0xf) << 12) | ((rd & 0x10) << 18);
opcode |= ((rn & 0xf) << 16) | ((rn & 0x10) << 3);
opcode |= ((rm & 0xf) << 0) | ((rm & 0x10) << 1);
opcode |= (size & 0x3) << 20;
V128 v0 = MakeVectorE0E1(z, ~z);
V128 v1 = MakeVectorE0E1(a, ~a);
V128 v2 = MakeVectorE0E1(b, ~b);
SingleOpcode(opcode, v0: v0, v1: v1, v2: v2);
CompareAgainstUnicorn();
}
#endif
}
}

6
Ryujinx.Tests/Cpu/CpuTestSimdReg32.cs
View file

@ -28,7 +28,7 @@ namespace Ryujinx.Tests.Cpu
{
0xf3000d00u, // VPADD.F32 D0, D0, D0
0xf3000f00u, // VPMAX.F32 D0, D0, D0
0xf3200f00u // VPMIN.F32 D0, D0, D0
0xf3200f00u // VPMIN.F32 D0, D0, D0
};
}
@ -41,7 +41,7 @@ namespace Ryujinx.Tests.Cpu
{
VpaddI8,
0xf2000a00u, // VPMAX.S8 D0, D0, D0
0xf2000a10u // VPMIN.S8 D0, D0, D0
0xf2000a10u // VPMIN.S8 D0, D0, D0
};
}
#endregion
@ -189,7 +189,7 @@ namespace Ryujinx.Tests.Cpu
[Explicit]
[Test, Pairwise, Description("VADD.f32 V0, V0, V0")]
public void Vadd_f32([Values(0u)] uint rd,
public void Vadd_f32([Values(0u)] uint rd,
[Values(0u, 1u)] uint rn,
[Values(0u, 2u)] uint rm,
[ValueSource("_2S_F_")] ulong z0,

170
Ryujinx.Tests/Cpu/CpuTestSimdShImm32.cs
View file

@ -9,50 +9,162 @@ namespace Ryujinx.Tests.Cpu
public sealed class CpuTestSimdShImm32 : CpuTest32
{
#if SimdShImm32
#region "ValueSource (Types)"
private static ulong[] _1D_()
{
return new ulong[] { 0x0000000000000000ul, 0x7FFFFFFFFFFFFFFFul,
0x8000000000000000ul, 0xFFFFFFFFFFFFFFFFul };
}
private static ulong[] _2S_()
{
return new ulong[] { 0x0000000000000000ul, 0x7FFFFFFF7FFFFFFFul,
0x8000000080000000ul, 0xFFFFFFFFFFFFFFFFul };
}
private static ulong[] _4H_()
{
return new ulong[] { 0x0000000000000000ul, 0x7FFF7FFF7FFF7FFFul,
0x8000800080008000ul, 0xFFFFFFFFFFFFFFFFul };
}
private static ulong[] _8B_()
{
return new ulong[] { 0x0000000000000000ul, 0x7F7F7F7F7F7F7F7Ful,
0x8080808080808080ul, 0xFFFFFFFFFFFFFFFFul };
}
#endregion
#region "ValueSource (Opcodes)"
private static uint[] _Vshr_Imm_SU8_()
{
return new uint[]
{
0xf2880110u, // VSRA.S8 D0, D0, #8
0xf2880210u, // VRSHR.S8 D0, D0, #8
0xf2880010u // VSHR.S8 D0, D0, #8
};
}
private static uint[] _Vshr_Imm_SU16_()
{
return new uint[]
{
0xf2900110u, // VSRA.S16 D0, D0, #16
0xf2900210u, // VRSHR.S16 D0, D0, #16
0xf2900010u // VSHR.S16 D0, D0, #16
};
}
private static uint[] _Vshr_Imm_SU32_()
{
return new uint[]
{
0xf2a00110u, // VSRA.S32 D0, D0, #32
0xf2a00210u, // VRSHR.S32 D0, D0, #32
0xf2a00010u // VSHR.S32 D0, D0, #32
};
}
private static uint[] _Vshr_Imm_SU64_()
{
return new uint[]
{
0xf2800190u, // VSRA.S64 D0, D0, #64
0xf2800290u, // VRSHR.S64 D0, D0, #64
0xf2800090u // VSHR.S64 D0, D0, #64
};
}
#endregion
private const int RndCnt = 2;
private const int RndCntShiftImm = 2;
[Test, Pairwise]
public void Vrshr_Vshr_Imm([Values(0u)] uint rd,
[Values(2u, 0u)] uint rm,
[Values(0u, 1u, 2u, 3u)] uint size,
[Random(RndCnt), Values(0u)] uint shiftImm,
[Random(RndCnt)] ulong z,
[Random(RndCnt)] ulong a,
[Random(RndCnt)] ulong b,
[Values] bool u,
[Values] bool q,
[Values] bool round)
public void Vshr_Imm_SU8([ValueSource("_Vshr_Imm_SU8_")] uint opcode,
[Range(0u, 3u)] uint rd,
[Range(0u, 3u)] uint rm,
[ValueSource("_8B_")] [Random(RndCnt)] ulong z,
[ValueSource("_8B_")] [Random(RndCnt)] ulong b,
[Values(1u, 8u)] [Random(2u, 7u, RndCntShiftImm)] uint shiftImm,
[Values] bool u,
[Values] bool q)
{
uint opcode = 0xf2800010u; // VMOV.I32 D0, #0 (immediate value changes it into SHR)
if (q)
{
opcode |= 1 << 6;
rm <<= 1;
rd <<= 1;
}
uint imm6 = 16 - shiftImm;
if (round)
{
opcode |= 1 << 9; // Turn into VRSHR
}
Vshr_Imm_SU(opcode, rd, rm, z, b, imm6, u, q);
}
[Test, Pairwise]
public void Vshr_Imm_SU16([ValueSource("_Vshr_Imm_SU16_")] uint opcode,
[Range(0u, 3u)] uint rd,
[Range(0u, 3u)] uint rm,
[ValueSource("_4H_")] [Random(RndCnt)] ulong z,
[ValueSource("_4H_")] [Random(RndCnt)] ulong b,
[Values(1u, 16u)] [Random(2u, 15u, RndCntShiftImm)] uint shiftImm,
[Values] bool u,
[Values] bool q)
{
uint imm6 = 32 - shiftImm;
Vshr_Imm_SU(opcode, rd, rm, z, b, imm6, u, q);
}
[Test, Pairwise]
public void Vshr_Imm_SU32([ValueSource("_Vshr_Imm_SU32_")] uint opcode,
[Range(0u, 3u)] uint rd,
[Range(0u, 3u)] uint rm,
[ValueSource("_2S_")] [Random(RndCnt)] ulong z,
[ValueSource("_2S_")] [Random(RndCnt)] ulong b,
[Values(1u, 32u)] [Random(2u, 31u, RndCntShiftImm)] uint shiftImm,
[Values] bool u,
[Values] bool q)
{
uint imm6 = 64 - shiftImm;
Vshr_Imm_SU(opcode, rd, rm, z, b, imm6, u, q);
}
[Test, Pairwise]
public void Vshr_Imm_SU64([ValueSource("_Vshr_Imm_SU64_")] uint opcode,
[Range(0u, 3u)] uint rd,
[Range(0u, 3u)] uint rm,
[ValueSource("_1D_")] [Random(RndCnt)] ulong z,
[ValueSource("_1D_")] [Random(RndCnt)] ulong b,
[Values(1u, 64u)] [Random(2u, 63u, RndCntShiftImm)] uint shiftImm,
[Values] bool u,
[Values] bool q)
{
uint imm6 = 64 - shiftImm;
Vshr_Imm_SU(opcode, rd, rm, z, b, imm6, u, q);
}
private void Vshr_Imm_SU(uint opcode, uint rd, uint rm, ulong z, ulong b, uint imm6, bool u, bool q)
{
if (u)
{
opcode |= 1 << 24;
}
uint imm = 1u << ((int)size + 3);
imm |= shiftImm & (imm - 1);
if (q)
{
opcode |= 1 << 6;
rd >>= 1; rd <<= 1;
rm >>= 1; rm <<= 1;
}
opcode |= ((rm & 0xf) << 0) | ((rm & 0x10) << 1);
opcode |= ((rd & 0xf) << 12) | ((rd & 0x10) << 18);
opcode |= ((imm & 0x3f) << 16) | ((imm & 0x40) << 1);
opcode |= ((rm & 0xf) << 0) | ((rm & 0x10) << 1);
V128 v0 = MakeVectorE0E1(z, z);
V128 v1 = MakeVectorE0E1(a, z);
V128 v2 = MakeVectorE0E1(b, z);
opcode |= (imm6 & 0x3f) << 16;
SingleOpcode(opcode, v0: v0, v1: v1, v2: v2);
V128 v0 = MakeVectorE0E1(z, ~z);
V128 v1 = MakeVectorE0E1(b, ~b);
SingleOpcode(opcode, v0: v0, v1: v1);
CompareAgainstUnicorn();
}