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Add Sli_S/V & Sri_S/V inst.s (fast & slow paths), with Tests. (#797)

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* Add Sli & Sri.

* Add scalar variants.
This commit is contained in:
LDj3SNuD 2019-10-25 01:37:42 +02:00 committed by gdkchan
parent 86b42f176a
commit eff8379d2a
4 changed files with 188 additions and 72 deletions
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4
ARMeilleure/Decoders/OpCodeTable.cs
View File

@ -437,6 +437,7 @@ namespace ARMeilleure.Decoders
SetA64("0x101110<<100001001110xxxxxxxxxx", InstName.Shll_V, InstEmit.Shll_V, typeof(OpCodeSimd));
SetA64("0x00111100>>>xxx100001xxxxxxxxxx", InstName.Shrn_V, InstEmit.Shrn_V, typeof(OpCodeSimdShImm));
SetA64("0x001110<<1xxxxx001001xxxxxxxxxx", InstName.Shsub_V, InstEmit.Shsub_V, typeof(OpCodeSimdReg));
SetA64("0111111101xxxxxx010101xxxxxxxxxx", InstName.Sli_S, InstEmit.Sli_S, typeof(OpCodeSimdShImm));
SetA64("0x10111100>>>xxx010101xxxxxxxxxx", InstName.Sli_V, InstEmit.Sli_V, typeof(OpCodeSimdShImm));
SetA64("0110111101xxxxxx010101xxxxxxxxxx", InstName.Sli_V, InstEmit.Sli_V, typeof(OpCodeSimdShImm));
SetA64("0x001110<<1xxxxx011001xxxxxxxxxx", InstName.Smax_V, InstEmit.Smax_V, typeof(OpCodeSimdReg));
@ -485,6 +486,9 @@ namespace ARMeilleure.Decoders
SetA64("01111110<<100001001010xxxxxxxxxx", InstName.Sqxtun_S, InstEmit.Sqxtun_S, typeof(OpCodeSimd));
SetA64("0x101110<<100001001010xxxxxxxxxx", InstName.Sqxtun_V, InstEmit.Sqxtun_V, typeof(OpCodeSimd));
SetA64("0x001110<<1xxxxx000101xxxxxxxxxx", InstName.Srhadd_V, InstEmit.Srhadd_V, typeof(OpCodeSimdReg));
SetA64("0111111101xxxxxx010001xxxxxxxxxx", InstName.Sri_S, InstEmit.Sri_S, typeof(OpCodeSimdShImm));
SetA64("0x10111100>>>xxx010001xxxxxxxxxx", InstName.Sri_V, InstEmit.Sri_V, typeof(OpCodeSimdShImm));
SetA64("0110111101xxxxxx010001xxxxxxxxxx", InstName.Sri_V, InstEmit.Sri_V, typeof(OpCodeSimdShImm));
SetA64("0>001110<<1xxxxx010101xxxxxxxxxx", InstName.Srshl_V, InstEmit.Srshl_V, typeof(OpCodeSimdReg));
SetA64("0101111101xxxxxx001001xxxxxxxxxx", InstName.Srshr_S, InstEmit.Srshr_S, typeof(OpCodeSimdShImm));
SetA64("0x00111100>>>xxx001001xxxxxxxxxx", InstName.Srshr_V, InstEmit.Srshr_V, typeof(OpCodeSimdShImm));

170
ARMeilleure/Instructions/InstEmitSimdShift.cs
View File

@ -22,6 +22,11 @@ namespace ARMeilleure.Instructions
13L << 56 | 12L << 48 | 09L << 40 | 08L << 32 | 05L << 24 | 04L << 16 | 01L << 8 | 00L << 0,
11L << 56 | 10L << 48 | 09L << 40 | 08L << 32 | 03L << 24 | 02L << 16 | 01L << 8 | 00L << 0
};
private static readonly long[] _masks_SliSri = new long[] // Replication masks.
{
0x0101010101010101L, 0x0001000100010001L, 0x0000000100000001L, 0x0000000000000001L
};
#endregion
public static void Rshrn_V(ArmEmitterContext context)
@ -66,7 +71,7 @@ namespace ARMeilleure.Instructions
res = context.AddIntrinsic(movInst, dLow, res);
context.Copy(GetVec(op.Rd), res);
context.Copy(d, res);
}
else
{
@ -106,7 +111,7 @@ namespace ARMeilleure.Instructions
}
else
{
EmitVectorUnaryOpZx(context, (op1) => context.ShiftLeft(op1, Const(shift)));
EmitVectorUnaryOpZx(context, (op1) => context.ShiftLeft(op1, Const(shift)));
}
}
@ -149,8 +154,6 @@ namespace ARMeilleure.Instructions
int shift = GetImmShr(op);
long roundConst = 1L << (shift - 1);
Operand d = GetVec(op.Rd);
Operand n = GetVec(op.Rn);
@ -170,7 +173,7 @@ namespace ARMeilleure.Instructions
res = context.AddIntrinsic(movInst, dLow, res);
context.Copy(GetVec(op.Rd), res);
context.Copy(d, res);
}
else
{
@ -178,34 +181,14 @@ namespace ARMeilleure.Instructions
}
}
public static void Sli_S(ArmEmitterContext context)
{
EmitSli(context, scalar: true);
}
public static void Sli_V(ArmEmitterContext context)
{
OpCodeSimdShImm op = (OpCodeSimdShImm)context.CurrOp;
Operand res = context.VectorZero();
int elems = op.GetBytesCount() >> op.Size;
int shift = GetImmShl(op);
ulong mask = shift != 0 ? ulong.MaxValue >> (64 - shift) : 0;
for (int index = 0; index < elems; index++)
{
Operand ne = EmitVectorExtractZx(context, op.Rn, index, op.Size);
Operand neShifted = context.ShiftLeft(ne, Const(shift));
Operand de = EmitVectorExtractZx(context, op.Rd, index, op.Size);
Operand deMasked = context.BitwiseAnd(de, Const(mask));
Operand e = context.BitwiseOr(neShifted, deMasked);
res = EmitVectorInsert(context, res, e, index, op.Size);
}
context.Copy(GetVec(op.Rd), res);
EmitSli(context, scalar: false);
}
public static void Sqrshl_V(ArmEmitterContext context)
@ -290,6 +273,16 @@ namespace ARMeilleure.Instructions
EmitShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.VectorSxZx);
}
public static void Sri_S(ArmEmitterContext context)
{
EmitSri(context, scalar: true);
}
public static void Sri_V(ArmEmitterContext context)
{
EmitSri(context, scalar: false);
}
public static void Srshl_V(ArmEmitterContext context)
{
OpCodeSimdReg op = (OpCodeSimdReg)context.CurrOp;
@ -395,7 +388,7 @@ namespace ARMeilleure.Instructions
res = context.VectorZeroUpper64(res);
}
context.Copy(GetVec(op.Rd), res);
context.Copy(d, res);
}
else
{
@ -690,7 +683,7 @@ namespace ARMeilleure.Instructions
res = context.VectorZeroUpper64(res);
}
context.Copy(GetVec(op.Rd), res);
context.Copy(d, res);
}
else
{
@ -1053,5 +1046,116 @@ namespace ARMeilleure.Instructions
context.Copy(GetVec(op.Rd), res);
}
private static void EmitSli(ArmEmitterContext context, bool scalar)
{
OpCodeSimdShImm op = (OpCodeSimdShImm)context.CurrOp;
int shift = GetImmShl(op);
ulong mask = shift != 0 ? ulong.MaxValue >> (64 - shift) : 0UL;
if (Optimizations.UseSse2 && op.Size > 0)
{
Operand d = GetVec(op.Rd);
Operand n = GetVec(op.Rn);
Intrinsic sllInst = X86PsllInstruction[op.Size];
Operand nShifted = context.AddIntrinsic(sllInst, n, Const(shift));
Operand dMask = X86GetAllElements(context, (long)mask * _masks_SliSri[op.Size]);
Operand dMasked = context.AddIntrinsic(Intrinsic.X86Pand, d, dMask);
Operand res = context.AddIntrinsic(Intrinsic.X86Por, nShifted, dMasked);
if ((op.RegisterSize == RegisterSize.Simd64) || scalar)
{
res = context.VectorZeroUpper64(res);
}
context.Copy(d, res);
}
else
{
Operand res = context.VectorZero();
int elems = !scalar ? op.GetBytesCount() >> op.Size : 1;
for (int index = 0; index < elems; index++)
{
Operand ne = EmitVectorExtractZx(context, op.Rn, index, op.Size);
Operand neShifted = context.ShiftLeft(ne, Const(shift));
Operand de = EmitVectorExtractZx(context, op.Rd, index, op.Size);
Operand deMasked = context.BitwiseAnd(de, Const(mask));
Operand e = context.BitwiseOr(neShifted, deMasked);
res = EmitVectorInsert(context, res, e, index, op.Size);
}
context.Copy(GetVec(op.Rd), res);
}
}
private static void EmitSri(ArmEmitterContext context, bool scalar)
{
OpCodeSimdShImm op = (OpCodeSimdShImm)context.CurrOp;
int shift = GetImmShr(op);
int eSize = 8 << op.Size;
ulong mask = (ulong.MaxValue << (eSize - shift)) & (ulong.MaxValue >> (64 - eSize));
if (Optimizations.UseSse2 && op.Size > 0)
{
Operand d = GetVec(op.Rd);
Operand n = GetVec(op.Rn);
Intrinsic srlInst = X86PsrlInstruction[op.Size];
Operand nShifted = context.AddIntrinsic(srlInst, n, Const(shift));
Operand dMask = X86GetAllElements(context, (long)mask * _masks_SliSri[op.Size]);
Operand dMasked = context.AddIntrinsic(Intrinsic.X86Pand, d, dMask);
Operand res = context.AddIntrinsic(Intrinsic.X86Por, nShifted, dMasked);
if ((op.RegisterSize == RegisterSize.Simd64) || scalar)
{
res = context.VectorZeroUpper64(res);
}
context.Copy(d, res);
}
else
{
Operand res = context.VectorZero();
int elems = !scalar ? op.GetBytesCount() >> op.Size : 1;
for (int index = 0; index < elems; index++)
{
Operand ne = EmitVectorExtractZx(context, op.Rn, index, op.Size);
Operand neShifted = shift != 64 ? context.ShiftRightUI(ne, Const(shift)) : Const(0UL);
Operand de = EmitVectorExtractZx(context, op.Rd, index, op.Size);
Operand deMasked = context.BitwiseAnd(de, Const(mask));
Operand e = context.BitwiseOr(neShifted, deMasked);
res = EmitVectorInsert(context, res, e, index, op.Size);
}
context.Copy(GetVec(op.Rd), res);
}
}
}
}

3
ARMeilleure/Instructions/InstName.cs
View File

@ -313,6 +313,7 @@ namespace ARMeilleure.Instructions
Shll_V,
Shrn_V,
Shsub_V,
Sli_S,
Sli_V,
Smax_V,
Smaxp_V,
@ -354,6 +355,8 @@ namespace ARMeilleure.Instructions
Sqxtun_S,
Sqxtun_V,
Srhadd_V,
Sri_S,
Sri_V,
Srshl_V,
Srshr_S,
Srshr_V,

83
Ryujinx.Tests/Cpu/CpuTestSimdShImm.cs
View File

@ -218,7 +218,7 @@ namespace Ryujinx.Tests.Cpu
return new uint[]
{
0x5F405400u, // SHL D0, D0, #0
//0x7F405400u // SLI D0, D0, #0
0x7F405400u // SLI D0, D0, #0
};
}
@ -285,10 +285,11 @@ namespace Ryujinx.Tests.Cpu
};
}
private static uint[] _ShrImm_S_D_()
private static uint[] _ShrImm_Sri_S_D_()
{
return new uint[]
{
0x7F404400u, // SRI D0, D0, #64
0x5F402400u, // SRSHR D0, D0, #64
0x5F403400u, // SRSRA D0, D0, #64
0x5F400400u, // SSHR D0, D0, #64
@ -300,10 +301,11 @@ namespace Ryujinx.Tests.Cpu
};
}
private static uint[] _ShrImm_V_8B_16B_()
private static uint[] _ShrImm_Sri_V_8B_16B_()
{
return new uint[]
{
0x2F084400u, // SRI V0.8B, V0.8B, #8
0x0F082400u, // SRSHR V0.8B, V0.8B, #8
0x0F083400u, // SRSRA V0.8B, V0.8B, #8
0x0F080400u, // SSHR V0.8B, V0.8B, #8
@ -315,10 +317,11 @@ namespace Ryujinx.Tests.Cpu
};
}
private static uint[] _ShrImm_V_4H_8H_()
private static uint[] _ShrImm_Sri_V_4H_8H_()
{
return new uint[]
{
0x2F104400u, // SRI V0.4H, V0.4H, #16
0x0F102400u, // SRSHR V0.4H, V0.4H, #16
0x0F103400u, // SRSRA V0.4H, V0.4H, #16
0x0F100400u, // SSHR V0.4H, V0.4H, #16
@ -330,10 +333,11 @@ namespace Ryujinx.Tests.Cpu
};
}
private static uint[] _ShrImm_V_2S_4S_()
private static uint[] _ShrImm_Sri_V_2S_4S_()
{
return new uint[]
{
0x2F204400u, // SRI V0.2S, V0.2S, #32
0x0F202400u, // SRSHR V0.2S, V0.2S, #32
0x0F203400u, // SRSRA V0.2S, V0.2S, #32
0x0F200400u, // SSHR V0.2S, V0.2S, #32
@ -345,10 +349,11 @@ namespace Ryujinx.Tests.Cpu
};
}
private static uint[] _ShrImm_V_2D_()
private static uint[] _ShrImm_Sri_V_2D_()
{
return new uint[]
{
0x6F404400u, // SRI V0.2D, V0.2D, #64
0x4F402400u, // SRSHR V0.2D, V0.2D, #64
0x4F403400u, // SRSRA V0.2D, V0.2D, #64
0x4F400400u, // SSHR V0.2D, V0.2D, #64
@ -743,12 +748,12 @@ namespace Ryujinx.Tests.Cpu
}
[Test, Pairwise]
public void ShrImm_S_D([ValueSource("_ShrImm_S_D_")] uint opcodes,
[Values(0u)] uint rd,
[Values(1u, 0u)] uint rn,
[ValueSource("_1D_")] [Random(RndCnt)] ulong z,
[ValueSource("_1D_")] [Random(RndCnt)] ulong a,
[Values(1u, 64u)] [Random(2u, 63u, RndCntShift)] uint shift)
public void ShrImm_Sri_S_D([ValueSource("_ShrImm_Sri_S_D_")] uint opcodes,
[Values(0u)] uint rd,
[Values(1u, 0u)] uint rn,
[ValueSource("_1D_")] [Random(RndCnt)] ulong z,
[ValueSource("_1D_")] [Random(RndCnt)] ulong a,
[Values(1u, 64u)] [Random(2u, 63u, RndCntShift)] uint shift)
{
uint immHb = (128 - shift) & 0x7F;
@ -764,13 +769,13 @@ namespace Ryujinx.Tests.Cpu
}
[Test, Pairwise]
public void ShrImm_V_8B_16B([ValueSource("_ShrImm_V_8B_16B_")] uint opcodes,
[Values(0u)] uint rd,
[Values(1u, 0u)] uint rn,
[ValueSource("_8B_")] [Random(RndCnt)] ulong z,
[ValueSource("_8B_")] [Random(RndCnt)] ulong a,
[Values(1u, 8u)] [Random(2u, 7u, RndCntShift)] uint shift,
[Values(0b0u, 0b1u)] uint q) // <8B, 16B>
public void ShrImm_Sri_V_8B_16B([ValueSource("_ShrImm_Sri_V_8B_16B_")] uint opcodes,
[Values(0u)] uint rd,
[Values(1u, 0u)] uint rn,
[ValueSource("_8B_")] [Random(RndCnt)] ulong z,
[ValueSource("_8B_")] [Random(RndCnt)] ulong a,
[Values(1u, 8u)] [Random(2u, 7u, RndCntShift)] uint shift,
[Values(0b0u, 0b1u)] uint q) // <8B, 16B>
{
uint immHb = (16 - shift) & 0x7F;
@ -787,13 +792,13 @@ namespace Ryujinx.Tests.Cpu
}
[Test, Pairwise]
public void ShrImm_V_4H_8H([ValueSource("_ShrImm_V_4H_8H_")] uint opcodes,
[Values(0u)] uint rd,
[Values(1u, 0u)] uint rn,
[ValueSource("_4H_")] [Random(RndCnt)] ulong z,
[ValueSource("_4H_")] [Random(RndCnt)] ulong a,
[Values(1u, 16u)] [Random(2u, 15u, RndCntShift)] uint shift,
[Values(0b0u, 0b1u)] uint q) // <4H, 8H>
public void ShrImm_Sri_V_4H_8H([ValueSource("_ShrImm_Sri_V_4H_8H_")] uint opcodes,
[Values(0u)] uint rd,
[Values(1u, 0u)] uint rn,
[ValueSource("_4H_")] [Random(RndCnt)] ulong z,
[ValueSource("_4H_")] [Random(RndCnt)] ulong a,
[Values(1u, 16u)] [Random(2u, 15u, RndCntShift)] uint shift,
[Values(0b0u, 0b1u)] uint q) // <4H, 8H>
{
uint immHb = (32 - shift) & 0x7F;
@ -810,13 +815,13 @@ namespace Ryujinx.Tests.Cpu
}
[Test, Pairwise]
public void ShrImm_V_2S_4S([ValueSource("_ShrImm_V_2S_4S_")] uint opcodes,
[Values(0u)] uint rd,
[Values(1u, 0u)] uint rn,
[ValueSource("_2S_")] [Random(RndCnt)] ulong z,
[ValueSource("_2S_")] [Random(RndCnt)] ulong a,
[Values(1u, 32u)] [Random(2u, 31u, RndCntShift)] uint shift,
[Values(0b0u, 0b1u)] uint q) // <2S, 4S>
public void ShrImm_Sri_V_2S_4S([ValueSource("_ShrImm_Sri_V_2S_4S_")] uint opcodes,
[Values(0u)] uint rd,
[Values(1u, 0u)] uint rn,
[ValueSource("_2S_")] [Random(RndCnt)] ulong z,
[ValueSource("_2S_")] [Random(RndCnt)] ulong a,
[Values(1u, 32u)] [Random(2u, 31u, RndCntShift)] uint shift,
[Values(0b0u, 0b1u)] uint q) // <2S, 4S>
{
uint immHb = (64 - shift) & 0x7F;
@ -833,12 +838,12 @@ namespace Ryujinx.Tests.Cpu
}
[Test, Pairwise]
public void ShrImm_V_2D([ValueSource("_ShrImm_V_2D_")] uint opcodes,
[Values(0u)] uint rd,
[Values(1u, 0u)] uint rn,
[ValueSource("_1D_")] [Random(RndCnt)] ulong z,
[ValueSource("_1D_")] [Random(RndCnt)] ulong a,
[Values(1u, 64u)] [Random(2u, 63u, RndCntShift)] uint shift)
public void ShrImm_Sri_V_2D([ValueSource("_ShrImm_Sri_V_2D_")] uint opcodes,
[Values(0u)] uint rd,
[Values(1u, 0u)] uint rn,
[ValueSource("_1D_")] [Random(RndCnt)] ulong z,
[ValueSource("_1D_")] [Random(RndCnt)] ulong a,
[Values(1u, 64u)] [Random(2u, 63u, RndCntShift)] uint shift)
{
uint immHb = (128 - shift) & 0x7F;