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ryujinx-final/ARMeilleure/Instructions/InstEmitSimdArithmetic32.cs
gdkchan db45688aa8
Implement VRSRA, VRSHRN, VQSHRUN, VQMOVN, VQMOVUN, VQADD, VQSUB, VRHADD, VPADDL, VSUBL, VQDMULH and VMLAL Arm32 NEON instructions (#3677)
* Implement VRSRA, VRSHRN, VQSHRUN, VQMOVN, VQMOVUN, VQADD, VQSUB, VRHADD, VPADDL, VSUBL, VQDMULH and VMLAL Arm32 NEON instructions

* PPTC version

* Fix VQADD/VQSUB

* Improve MRC/MCR handling and exception messages

In case data is being recompiled as code, we don't want to throw at emit stage, instead we should only throw if it actually tries to execute
2022-09-09 21:47:38 -03:00

1550 lines
58 KiB
C#

using ARMeilleure.Decoders;
using ARMeilleure.IntermediateRepresentation;
using ARMeilleure.Translation;
using System;
using static ARMeilleure.Instructions.InstEmitFlowHelper;
using static ARMeilleure.Instructions.InstEmitHelper;
using static ARMeilleure.Instructions.InstEmitSimdHelper;
using static ARMeilleure.Instructions.InstEmitSimdHelper32;
using static ARMeilleure.IntermediateRepresentation.Operand.Factory;
namespace ARMeilleure.Instructions
{
static partial class InstEmit32
{
public static void Vabd_I(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
EmitVectorBinaryOpI32(context, (op1, op2) => EmitAbs(context, context.Subtract(op1, op2)), !op.U);
}
public static void Vabdl_I(ArmEmitterContext context)
{
OpCode32SimdRegLong op = (OpCode32SimdRegLong)context.CurrOp;
EmitVectorBinaryLongOpI32(context, (op1, op2) => EmitAbs(context, context.Subtract(op1, op2)), !op.U);
}
public static void Vabs_S(ArmEmitterContext context)
{
OpCode32SimdS op = (OpCode32SimdS)context.CurrOp;
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarUnaryOpSimd32(context, (m) =>
{
return EmitFloatAbs(context, m, (op.Size & 1) == 0, false);
});
}
else
{
EmitScalarUnaryOpF32(context, (op1) => EmitUnaryMathCall(context, nameof(Math.Abs), op1));
}
}
public static void Vabs_V(ArmEmitterContext context)
{
OpCode32SimdCmpZ op = (OpCode32SimdCmpZ)context.CurrOp;
if (op.F)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitVectorUnaryOpSimd32(context, (m) =>
{
return EmitFloatAbs(context, m, (op.Size & 1) == 0, true);
});
}
else
{
EmitVectorUnaryOpF32(context, (op1) => EmitUnaryMathCall(context, nameof(Math.Abs), op1));
}
}
else
{
EmitVectorUnaryOpSx32(context, (op1) => EmitAbs(context, op1));
}
}
private static Operand EmitAbs(ArmEmitterContext context, Operand value)
{
Operand isPositive = context.ICompareGreaterOrEqual(value, Const(value.Type, 0));
return context.ConditionalSelect(isPositive, value, context.Negate(value));
}
public static void Vadd_S(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarBinaryOpF32(context, Intrinsic.X86Addss, Intrinsic.X86Addsd);
}
else if (Optimizations.FastFP)
{
EmitScalarBinaryOpF32(context, (op1, op2) => context.Add(op1, op2));
}
else
{
EmitScalarBinaryOpF32(context, (op1, op2) => EmitSoftFloatCall(context, nameof(SoftFloat32.FPAdd), op1, op2));
}
}
public static void Vadd_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitVectorBinaryOpF32(context, Intrinsic.X86Addps, Intrinsic.X86Addpd);
}
else if (Optimizations.FastFP)
{
EmitVectorBinaryOpF32(context, (op1, op2) => context.Add(op1, op2));
}
else
{
EmitVectorBinaryOpF32(context, (op1, op2) => EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPAddFpscr), op1, op2));
}
}
public static void Vadd_I(ArmEmitterContext context)
{
if (Optimizations.UseSse2)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
EmitVectorBinaryOpSimd32(context, (op1, op2) => context.AddIntrinsic(X86PaddInstruction[op.Size], op1, op2));
}
else
{
EmitVectorBinaryOpZx32(context, (op1, op2) => context.Add(op1, op2));
}
}
public static void Vaddl_I(ArmEmitterContext context)
{
OpCode32SimdRegLong op = (OpCode32SimdRegLong)context.CurrOp;
EmitVectorBinaryLongOpI32(context, (op1, op2) => context.Add(op1, op2), !op.U);
}
public static void Vaddw_I(ArmEmitterContext context)
{
OpCode32SimdRegWide op = (OpCode32SimdRegWide)context.CurrOp;
EmitVectorBinaryWideOpI32(context, (op1, op2) => context.Add(op1, op2), !op.U);
}
public static void Vcnt(ArmEmitterContext context)
{
OpCode32SimdCmpZ op = (OpCode32SimdCmpZ)context.CurrOp;
Operand res = GetVecA32(op.Qd);
int elems = op.GetBytesCount();
for (int index = 0; index < elems; index++)
{
Operand de;
Operand me = EmitVectorExtractZx32(context, op.Qm, op.Im + index, op.Size);
if (Optimizations.UsePopCnt)
{
de = context.AddIntrinsicInt(Intrinsic.X86Popcnt, me);
}
else
{
de = EmitCountSetBits8(context, me);
}
res = EmitVectorInsert(context, res, de, op.Id + index, op.Size);
}
context.Copy(GetVecA32(op.Qd), res);
}
public static void Vdup(ArmEmitterContext context)
{
OpCode32SimdDupGP op = (OpCode32SimdDupGP)context.CurrOp;
Operand insert = GetIntA32(context, op.Rt);
// Zero extend into an I64, then replicate. Saves the most time over elementwise inserts.
insert = op.Size switch
{
2 => context.Multiply(context.ZeroExtend32(OperandType.I64, insert), Const(0x0000000100000001u)),
1 => context.Multiply(context.ZeroExtend16(OperandType.I64, insert), Const(0x0001000100010001u)),
0 => context.Multiply(context.ZeroExtend8(OperandType.I64, insert), Const(0x0101010101010101u)),
_ => throw new InvalidOperationException($"Invalid Vdup size \"{op.Size}\".")
};
InsertScalar(context, op.Vd, insert);
if (op.Q)
{
InsertScalar(context, op.Vd + 1, insert);
}
}
public static void Vdup_1(ArmEmitterContext context)
{
OpCode32SimdDupElem op = (OpCode32SimdDupElem)context.CurrOp;
Operand insert = EmitVectorExtractZx32(context, op.Vm >> 1, ((op.Vm & 1) << (3 - op.Size)) + op.Index, op.Size);
// Zero extend into an I64, then replicate. Saves the most time over elementwise inserts.
insert = op.Size switch
{
2 => context.Multiply(context.ZeroExtend32(OperandType.I64, insert), Const(0x0000000100000001u)),
1 => context.Multiply(context.ZeroExtend16(OperandType.I64, insert), Const(0x0001000100010001u)),
0 => context.Multiply(context.ZeroExtend8(OperandType.I64, insert), Const(0x0101010101010101u)),
_ => throw new InvalidOperationException($"Invalid Vdup size \"{op.Size}\".")
};
InsertScalar(context, op.Vd, insert);
if (op.Q)
{
InsertScalar(context, op.Vd | 1, insert);
}
}
private static (long, long) MaskHelperByteSequence(int start, int length, int startByte)
{
int end = start + length;
int b = startByte;
long result = 0;
long result2 = 0;
for (int i = 0; i < 8; i++)
{
result |= (long)((i >= end || i < start) ? 0x80 : b++) << (i * 8);
}
for (int i = 8; i < 16; i++)
{
result2 |= (long)((i >= end || i < start) ? 0x80 : b++) << ((i - 8) * 8);
}
return (result2, result);
}
public static void Vext(ArmEmitterContext context)
{
OpCode32SimdExt op = (OpCode32SimdExt)context.CurrOp;
int elems = op.GetBytesCount();
int byteOff = op.Immediate;
if (Optimizations.UseSsse3)
{
EmitVectorBinaryOpSimd32(context, (n, m) =>
{
// Writing low to high of d: start <imm> into n, overlap into m.
// Then rotate n down by <imm>, m up by (elems)-imm.
// Then OR them together for the result.
(long nMaskHigh, long nMaskLow) = MaskHelperByteSequence(0, elems - byteOff, byteOff);
(long mMaskHigh, long mMaskLow) = MaskHelperByteSequence(elems - byteOff, byteOff, 0);
Operand nMask, mMask;
if (!op.Q)
{
// Do the same operation to the bytes in the top doubleword too, as our target could be in either.
nMaskHigh = nMaskLow + 0x0808080808080808L;
mMaskHigh = mMaskLow + 0x0808080808080808L;
}
nMask = X86GetElements(context, nMaskHigh, nMaskLow);
mMask = X86GetElements(context, mMaskHigh, mMaskLow);
Operand nPart = context.AddIntrinsic(Intrinsic.X86Pshufb, n, nMask);
Operand mPart = context.AddIntrinsic(Intrinsic.X86Pshufb, m, mMask);
return context.AddIntrinsic(Intrinsic.X86Por, nPart, mPart);
});
}
else
{
Operand res = GetVecA32(op.Qd);
for (int index = 0; index < elems; index++)
{
Operand extract;
if (byteOff >= elems)
{
extract = EmitVectorExtractZx32(context, op.Qm, op.Im + (byteOff - elems), op.Size);
}
else
{
extract = EmitVectorExtractZx32(context, op.Qn, op.In + byteOff, op.Size);
}
byteOff++;
res = EmitVectorInsert(context, res, extract, op.Id + index, op.Size);
}
context.Copy(GetVecA32(op.Qd), res);
}
}
public static void Vfma_S(ArmEmitterContext context) // Fused.
{
if (Optimizations.FastFP && Optimizations.UseFma)
{
EmitScalarTernaryOpF32(context, Intrinsic.X86Vfmadd231ss, Intrinsic.X86Vfmadd231sd);
}
else if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarTernaryOpF32(context, Intrinsic.X86Mulss, Intrinsic.X86Mulsd, Intrinsic.X86Addss, Intrinsic.X86Addsd);
}
else
{
EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
{
return EmitSoftFloatCall(context, nameof(SoftFloat32.FPMulAdd), op1, op2, op3);
});
}
}
public static void Vfma_V(ArmEmitterContext context) // Fused.
{
if (Optimizations.FastFP && Optimizations.UseFma)
{
EmitVectorTernaryOpF32(context, Intrinsic.X86Vfmadd231ps);
}
else
{
EmitVectorTernaryOpF32(context, (op1, op2, op3) =>
{
return EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPMulAddFpscr), op1, op2, op3);
});
}
}
public static void Vfms_S(ArmEmitterContext context) // Fused.
{
if (Optimizations.FastFP && Optimizations.UseFma)
{
EmitScalarTernaryOpF32(context, Intrinsic.X86Vfnmadd231ss, Intrinsic.X86Vfnmadd231sd);
}
else if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarTernaryOpF32(context, Intrinsic.X86Mulss, Intrinsic.X86Mulsd, Intrinsic.X86Subss, Intrinsic.X86Subsd);
}
else
{
EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
{
return EmitSoftFloatCall(context, nameof(SoftFloat32.FPMulSub), op1, op2, op3);
});
}
}
public static void Vfms_V(ArmEmitterContext context) // Fused.
{
if (Optimizations.FastFP && Optimizations.UseFma)
{
EmitVectorTernaryOpF32(context, Intrinsic.X86Vfnmadd231ps);
}
else
{
EmitVectorTernaryOpF32(context, (op1, op2, op3) =>
{
return EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPMulSubFpscr), op1, op2, op3);
});
}
}
public static void Vfnma_S(ArmEmitterContext context) // Fused.
{
if (Optimizations.FastFP && Optimizations.UseFma)
{
EmitScalarTernaryOpF32(context, Intrinsic.X86Vfnmsub231ss, Intrinsic.X86Vfnmsub231sd);
}
else if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarTernaryOpF32(context, Intrinsic.X86Mulss, Intrinsic.X86Mulsd, Intrinsic.X86Subss, Intrinsic.X86Subsd, isNegD: true);
}
else
{
EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
{
return EmitSoftFloatCall(context, nameof(SoftFloat32.FPNegMulAdd), op1, op2, op3);
});
}
}
public static void Vfnms_S(ArmEmitterContext context) // Fused.
{
if (Optimizations.FastFP && Optimizations.UseFma)
{
EmitScalarTernaryOpF32(context, Intrinsic.X86Vfmsub231ss, Intrinsic.X86Vfmsub231sd);
}
else if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarTernaryOpF32(context, Intrinsic.X86Mulss, Intrinsic.X86Mulsd, Intrinsic.X86Addss, Intrinsic.X86Addsd, isNegD: true);
}
else
{
EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
{
return EmitSoftFloatCall(context, nameof(SoftFloat32.FPNegMulSub), op1, op2, op3);
});
}
}
public static void Vhadd(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
if (op.U)
{
EmitVectorBinaryOpZx32(context, (op1, op2) => context.ShiftRightUI(context.Add(op1, op2), Const(1)));
}
else
{
EmitVectorBinaryOpSx32(context, (op1, op2) => context.ShiftRightSI(context.Add(op1, op2), Const(1)));
}
}
public static void Vmov_S(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarUnaryOpF32(context, 0, 0);
}
else
{
EmitScalarUnaryOpF32(context, (op1) => op1);
}
}
public static void Vmovn(ArmEmitterContext context)
{
EmitVectorUnaryNarrowOp32(context, (op1) => op1);
}
public static void Vneg_S(ArmEmitterContext context)
{
OpCode32SimdS op = (OpCode32SimdS)context.CurrOp;
if (Optimizations.UseSse2)
{
EmitScalarUnaryOpSimd32(context, (m) =>
{
if ((op.Size & 1) == 0)
{
Operand mask = X86GetScalar(context, -0f);
return context.AddIntrinsic(Intrinsic.X86Xorps, mask, m);
}
else
{
Operand mask = X86GetScalar(context, -0d);
return context.AddIntrinsic(Intrinsic.X86Xorpd, mask, m);
}
});
}
else
{
EmitScalarUnaryOpF32(context, (op1) => context.Negate(op1));
}
}
public static void Vnmul_S(ArmEmitterContext context)
{
OpCode32SimdRegS op = (OpCode32SimdRegS)context.CurrOp;
if (Optimizations.UseSse2)
{
EmitScalarBinaryOpSimd32(context, (n, m) =>
{
if ((op.Size & 1) == 0)
{
Operand res = context.AddIntrinsic(Intrinsic.X86Mulss, n, m);
Operand mask = X86GetScalar(context, -0f);
return context.AddIntrinsic(Intrinsic.X86Xorps, mask, res);
}
else
{
Operand res = context.AddIntrinsic(Intrinsic.X86Mulsd, n, m);
Operand mask = X86GetScalar(context, -0d);
return context.AddIntrinsic(Intrinsic.X86Xorpd, mask, res);
}
});
}
else
{
EmitScalarBinaryOpF32(context, (op1, op2) => context.Negate(context.Multiply(op1, op2)));
}
}
public static void Vnmla_S(ArmEmitterContext context)
{
OpCode32SimdRegS op = (OpCode32SimdRegS)context.CurrOp;
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarTernaryOpF32(context, Intrinsic.X86Mulss, Intrinsic.X86Mulsd, Intrinsic.X86Subss, Intrinsic.X86Subsd, isNegD: true);
}
else if (Optimizations.FastFP)
{
EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
{
return context.Subtract(context.Negate(op1), context.Multiply(op2, op3));
});
}
else
{
EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
{
Operand res = EmitSoftFloatCall(context, nameof(SoftFloat32.FPMul), op2, op3);
return EmitSoftFloatCall(context, nameof(SoftFloat32.FPSub), context.Negate(op1), res);
});
}
}
public static void Vnmls_S(ArmEmitterContext context)
{
OpCode32SimdRegS op = (OpCode32SimdRegS)context.CurrOp;
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarTernaryOpF32(context, Intrinsic.X86Mulss, Intrinsic.X86Mulsd, Intrinsic.X86Addss, Intrinsic.X86Addsd, isNegD: true);
}
else if (Optimizations.FastFP)
{
EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
{
return context.Add(context.Negate(op1), context.Multiply(op2, op3));
});
}
else
{
EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
{
Operand res = EmitSoftFloatCall(context, nameof(SoftFloat32.FPMul), op2, op3);
return EmitSoftFloatCall(context, nameof(SoftFloat32.FPAdd), context.Negate(op1), res);
});
}
}
public static void Vneg_V(ArmEmitterContext context)
{
OpCode32SimdCmpZ op = (OpCode32SimdCmpZ)context.CurrOp;
if (op.F)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitVectorUnaryOpSimd32(context, (m) =>
{
if ((op.Size & 1) == 0)
{
Operand mask = X86GetAllElements(context, -0f);
return context.AddIntrinsic(Intrinsic.X86Xorps, mask, m);
}
else
{
Operand mask = X86GetAllElements(context, -0d);
return context.AddIntrinsic(Intrinsic.X86Xorpd, mask, m);
}
});
}
else
{
EmitVectorUnaryOpF32(context, (op1) => context.Negate(op1));
}
}
else
{
EmitVectorUnaryOpSx32(context, (op1) => context.Negate(op1));
}
}
public static void Vdiv_S(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarBinaryOpF32(context, Intrinsic.X86Divss, Intrinsic.X86Divsd);
}
else if (Optimizations.FastFP)
{
EmitScalarBinaryOpF32(context, (op1, op2) => context.Divide(op1, op2));
}
else
{
EmitScalarBinaryOpF32(context, (op1, op2) =>
{
return EmitSoftFloatCall(context, nameof(SoftFloat32.FPDiv), op1, op2);
});
}
}
public static void Vmaxnm_S(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse41)
{
EmitSse41MaxMinNumOpF32(context, true, true);
}
else
{
EmitScalarBinaryOpF32(context, (op1, op2) => EmitSoftFloatCall(context, nameof(SoftFloat32.FPMaxNum), op1, op2));
}
}
public static void Vmaxnm_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse41)
{
EmitSse41MaxMinNumOpF32(context, true, false);
}
else
{
EmitVectorBinaryOpSx32(context, (op1, op2) => EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPMaxNumFpscr), op1, op2));
}
}
public static void Vminnm_S(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse41)
{
EmitSse41MaxMinNumOpF32(context, false, true);
}
else
{
EmitScalarBinaryOpF32(context, (op1, op2) => EmitSoftFloatCall(context, nameof(SoftFloat32.FPMinNum), op1, op2));
}
}
public static void Vminnm_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse41)
{
EmitSse41MaxMinNumOpF32(context, false, false);
}
else
{
EmitVectorBinaryOpSx32(context, (op1, op2) => EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPMinNumFpscr), op1, op2));
}
}
public static void Vmax_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitVectorBinaryOpF32(context, Intrinsic.X86Maxps, Intrinsic.X86Maxpd);
}
else
{
EmitVectorBinaryOpF32(context, (op1, op2) =>
{
return EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPMaxFpscr), op1, op2);
});
}
}
public static void Vmax_I(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
if (op.U)
{
if (Optimizations.UseSse2)
{
EmitVectorBinaryOpSimd32(context, (op1, op2) => context.AddIntrinsic(X86PmaxuInstruction[op.Size], op1, op2));
}
else
{
EmitVectorBinaryOpZx32(context, (op1, op2) => context.ConditionalSelect(context.ICompareGreaterUI(op1, op2), op1, op2));
}
}
else
{
if (Optimizations.UseSse2)
{
EmitVectorBinaryOpSimd32(context, (op1, op2) => context.AddIntrinsic(X86PmaxsInstruction[op.Size], op1, op2));
}
else
{
EmitVectorBinaryOpSx32(context, (op1, op2) => context.ConditionalSelect(context.ICompareGreater(op1, op2), op1, op2));
}
}
}
public static void Vmin_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitVectorBinaryOpF32(context, Intrinsic.X86Minps, Intrinsic.X86Minpd);
}
else
{
EmitVectorBinaryOpF32(context, (op1, op2) =>
{
return EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPMinFpscr), op1, op2);
});
}
}
public static void Vmin_I(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
if (op.U)
{
if (Optimizations.UseSse2)
{
EmitVectorBinaryOpSimd32(context, (op1, op2) => context.AddIntrinsic(X86PminuInstruction[op.Size], op1, op2));
}
else
{
EmitVectorBinaryOpZx32(context, (op1, op2) => context.ConditionalSelect(context.ICompareLessUI(op1, op2), op1, op2));
}
}
else
{
if (Optimizations.UseSse2)
{
EmitVectorBinaryOpSimd32(context, (op1, op2) => context.AddIntrinsic(X86PminsInstruction[op.Size], op1, op2));
}
else
{
EmitVectorBinaryOpSx32(context, (op1, op2) => context.ConditionalSelect(context.ICompareLess(op1, op2), op1, op2));
}
}
}
public static void Vmla_S(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarTernaryOpF32(context, Intrinsic.X86Mulss, Intrinsic.X86Mulsd, Intrinsic.X86Addss, Intrinsic.X86Addsd);
}
else if (Optimizations.FastFP)
{
EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
{
return context.Add(op1, context.Multiply(op2, op3));
});
}
else
{
EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
{
Operand res = EmitSoftFloatCall(context, nameof(SoftFloat32.FPMul), op2, op3);
return EmitSoftFloatCall(context, nameof(SoftFloat32.FPAdd), op1, res);
});
}
}
public static void Vmla_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitVectorTernaryOpF32(context, Intrinsic.X86Mulps, Intrinsic.X86Mulpd, Intrinsic.X86Addps, Intrinsic.X86Addpd);
}
else if (Optimizations.FastFP)
{
EmitVectorTernaryOpF32(context, (op1, op2, op3) => context.Add(op1, context.Multiply(op2, op3)));
}
else
{
EmitVectorTernaryOpF32(context, (op1, op2, op3) =>
{
return EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPMulAddFpscr), op1, op2, op3);
});
}
}
public static void Vmla_I(ArmEmitterContext context)
{
EmitVectorTernaryOpZx32(context, (op1, op2, op3) => context.Add(op1, context.Multiply(op2, op3)));
}
public static void Vmla_1(ArmEmitterContext context)
{
OpCode32SimdRegElem op = (OpCode32SimdRegElem)context.CurrOp;
if (op.F)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitVectorsByScalarOpF32(context, Intrinsic.X86Mulps, Intrinsic.X86Mulpd, Intrinsic.X86Addps, Intrinsic.X86Addpd);
}
else if (Optimizations.FastFP)
{
EmitVectorsByScalarOpF32(context, (op1, op2, op3) => context.Add(op1, context.Multiply(op2, op3)));
}
else
{
EmitVectorsByScalarOpF32(context, (op1, op2, op3) => EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPMulAddFpscr), op1, op2, op3));
}
}
else
{
EmitVectorsByScalarOpI32(context, (op1, op2, op3) => context.Add(op1, context.Multiply(op2, op3)), false);
}
}
public static void Vmlal_I(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
EmitVectorTernaryLongOpI32(context, (d, n, m) => context.Add(d, context.Multiply(n, m)), !op.U);
}
public static void Vmls_S(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarTernaryOpF32(context, Intrinsic.X86Mulss, Intrinsic.X86Mulsd, Intrinsic.X86Subss, Intrinsic.X86Subsd);
}
else if (Optimizations.FastFP)
{
EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
{
return context.Subtract(op1, context.Multiply(op2, op3));
});
}
else
{
EmitScalarTernaryOpF32(context, (op1, op2, op3) =>
{
Operand res = EmitSoftFloatCall(context, nameof(SoftFloat32.FPMul), op2, op3);
return EmitSoftFloatCall(context, nameof(SoftFloat32.FPSub), op1, res);
});
}
}
public static void Vmls_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitVectorTernaryOpF32(context, Intrinsic.X86Mulps, Intrinsic.X86Mulpd, Intrinsic.X86Subps, Intrinsic.X86Subpd);
}
else if (Optimizations.FastFP)
{
EmitVectorTernaryOpF32(context, (op1, op2, op3) => context.Subtract(op1, context.Multiply(op2, op3)));
}
else
{
EmitVectorTernaryOpF32(context, (op1, op2, op3) =>
{
return EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPMulSubFpscr), op1, op2, op3);
});
}
}
public static void Vmls_I(ArmEmitterContext context)
{
EmitVectorTernaryOpZx32(context, (op1, op2, op3) => context.Subtract(op1, context.Multiply(op2, op3)));
}
public static void Vmls_1(ArmEmitterContext context)
{
OpCode32SimdRegElem op = (OpCode32SimdRegElem)context.CurrOp;
if (op.F)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitVectorsByScalarOpF32(context, Intrinsic.X86Mulps, Intrinsic.X86Mulpd, Intrinsic.X86Subps, Intrinsic.X86Subpd);
}
else if (Optimizations.FastFP)
{
EmitVectorsByScalarOpF32(context, (op1, op2, op3) => context.Subtract(op1, context.Multiply(op2, op3)));
}
else
{
EmitVectorsByScalarOpF32(context, (op1, op2, op3) => EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPMulSubFpscr), op1, op2, op3));
}
}
else
{
EmitVectorsByScalarOpI32(context, (op1, op2, op3) => context.Subtract(op1, context.Multiply(op2, op3)), false);
}
}
public static void Vmlsl_I(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
EmitVectorTernaryLongOpI32(context, (opD, op1, op2) => context.Subtract(opD, context.Multiply(op1, op2)), !op.U);
}
public static void Vmul_S(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarBinaryOpF32(context, Intrinsic.X86Mulss, Intrinsic.X86Mulsd);
}
else if (Optimizations.FastFP)
{
EmitScalarBinaryOpF32(context, (op1, op2) => context.Multiply(op1, op2));
}
else
{
EmitScalarBinaryOpF32(context, (op1, op2) =>
{
return EmitSoftFloatCall(context, nameof(SoftFloat32.FPMul), op1, op2);
});
}
}
public static void Vmul_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitVectorBinaryOpF32(context, Intrinsic.X86Mulps, Intrinsic.X86Mulpd);
}
else if (Optimizations.FastFP)
{
EmitVectorBinaryOpF32(context, (op1, op2) => context.Multiply(op1, op2));
}
else
{
EmitVectorBinaryOpF32(context, (op1, op2) =>
{
return EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPMulFpscr), op1, op2);
});
}
}
public static void Vmul_I(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
if (op.U) // This instruction is always signed, U indicates polynomial mode.
{
EmitVectorBinaryOpZx32(context, (op1, op2) => EmitPolynomialMultiply(context, op1, op2, 8 << op.Size));
}
else
{
EmitVectorBinaryOpSx32(context, (op1, op2) => context.Multiply(op1, op2));
}
}
public static void Vmul_1(ArmEmitterContext context)
{
OpCode32SimdRegElem op = (OpCode32SimdRegElem)context.CurrOp;
if (op.F)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitVectorByScalarOpF32(context, Intrinsic.X86Mulps, Intrinsic.X86Mulpd);
}
else if (Optimizations.FastFP)
{
EmitVectorByScalarOpF32(context, (op1, op2) => context.Multiply(op1, op2));
}
else
{
EmitVectorByScalarOpF32(context, (op1, op2) => EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPMulFpscr), op1, op2));
}
}
else
{
EmitVectorByScalarOpI32(context, (op1, op2) => context.Multiply(op1, op2), false);
}
}
public static void Vmull_1(ArmEmitterContext context)
{
OpCode32SimdRegElem op = (OpCode32SimdRegElem)context.CurrOp;
EmitVectorByScalarLongOpI32(context, (op1, op2) => context.Multiply(op1, op2), !op.U);
}
public static void Vmull_I(ArmEmitterContext context)
{
OpCode32SimdRegLong op = (OpCode32SimdRegLong)context.CurrOp;
if (op.Polynomial)
{
if (op.Size == 0) // P8
{
EmitVectorBinaryLongOpI32(context, (op1, op2) => EmitPolynomialMultiply(context, op1, op2, 8 << op.Size), false);
}
else /* if (op.Size == 2) // P64 */
{
Operand ne = context.VectorExtract(OperandType.I64, GetVec(op.Qn), op.Vn & 1);
Operand me = context.VectorExtract(OperandType.I64, GetVec(op.Qm), op.Vm & 1);
Operand res = context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.PolynomialMult64_128)), ne, me);
context.Copy(GetVecA32(op.Qd), res);
}
}
else
{
EmitVectorBinaryLongOpI32(context, (op1, op2) => context.Multiply(op1, op2), !op.U);
}
}
public static void Vpadd_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitSse2VectorPairwiseOpF32(context, Intrinsic.X86Addps);
}
else
{
EmitVectorPairwiseOpF32(context, (op1, op2) => EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPAddFpscr), op1, op2));
}
}
public static void Vpadd_I(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
if (Optimizations.UseSsse3)
{
EmitSsse3VectorPairwiseOp32(context, X86PaddInstruction);
}
else
{
EmitVectorPairwiseOpI32(context, (op1, op2) => context.Add(op1, op2), !op.U);
}
}
public static void Vpaddl(ArmEmitterContext context)
{
OpCode32Simd op = (OpCode32Simd)context.CurrOp;
EmitVectorPairwiseLongOpI32(context, (op1, op2) => context.Add(op1, op2), (op.Opc & 1) == 0);
}
public static void Vpmax_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitSse2VectorPairwiseOpF32(context, Intrinsic.X86Maxps);
}
else
{
EmitVectorPairwiseOpF32(context, (op1, op2) => EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat64.FPMaxFpscr), op1, op2));
}
}
public static void Vpmax_I(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
if (Optimizations.UseSsse3)
{
EmitSsse3VectorPairwiseOp32(context, op.U ? X86PmaxuInstruction : X86PmaxsInstruction);
}
else
{
EmitVectorPairwiseOpI32(context, (op1, op2) =>
{
Operand greater = op.U ? context.ICompareGreaterUI(op1, op2) : context.ICompareGreater(op1, op2);
return context.ConditionalSelect(greater, op1, op2);
}, !op.U);
}
}
public static void Vpmin_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitSse2VectorPairwiseOpF32(context, Intrinsic.X86Minps);
}
else
{
EmitVectorPairwiseOpF32(context, (op1, op2) => EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPMinFpscr), op1, op2));
}
}
public static void Vpmin_I(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
if (Optimizations.UseSsse3)
{
EmitSsse3VectorPairwiseOp32(context, op.U ? X86PminuInstruction : X86PminsInstruction);
}
else
{
EmitVectorPairwiseOpI32(context, (op1, op2) =>
{
Operand greater = op.U ? context.ICompareLessUI(op1, op2) : context.ICompareLess(op1, op2);
return context.ConditionalSelect(greater, op1, op2);
}, !op.U);
}
}
public static void Vqadd(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
EmitSaturatingAddSubBinaryOp(context, add: true, !op.U);
}
public static void Vqdmulh(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
int eSize = 8 << op.Size;
EmitVectorBinaryOpI32(context, (op1, op2) =>
{
if (op.Size == 2)
{
op1 = context.SignExtend32(OperandType.I64, op1);
op2 = context.SignExtend32(OperandType.I64, op2);
}
Operand res = context.Multiply(op1, op2);
res = context.ShiftRightSI(res, Const(eSize - 1));
res = EmitSatQ(context, res, eSize, signedSrc: true, signedDst: true);
if (op.Size == 2)
{
res = context.ConvertI64ToI32(res);
}
return res;
}, signed: true);
}
public static void Vqmovn(ArmEmitterContext context)
{
OpCode32SimdMovn op = (OpCode32SimdMovn)context.CurrOp;
bool signed = !op.Q;
EmitVectorUnaryNarrowOp32(context, (op1) => EmitSatQ(context, op1, 8 << op.Size, signed, signed), signed);
}
public static void Vqmovun(ArmEmitterContext context)
{
OpCode32SimdMovn op = (OpCode32SimdMovn)context.CurrOp;
EmitVectorUnaryNarrowOp32(context, (op1) => EmitSatQ(context, op1, 8 << op.Size, signedSrc: true, signedDst: false), signed: true);
}
public static void Vqsub(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
EmitSaturatingAddSubBinaryOp(context, add: false, !op.U);
}
public static void Vrev(ArmEmitterContext context)
{
OpCode32SimdRev op = (OpCode32SimdRev)context.CurrOp;
if (Optimizations.UseSsse3)
{
EmitVectorUnaryOpSimd32(context, (op1) =>
{
Operand mask;
switch (op.Size)
{
case 3:
// Rev64
switch (op.Opc)
{
case 0:
mask = X86GetElements(context, 0x08090a0b0c0d0e0fL, 0x0001020304050607L);
return context.AddIntrinsic(Intrinsic.X86Pshufb, op1, mask);
case 1:
mask = X86GetElements(context, 0x09080b0a0d0c0f0eL, 0x0100030205040706L);
return context.AddIntrinsic(Intrinsic.X86Pshufb, op1, mask);
case 2:
return context.AddIntrinsic(Intrinsic.X86Shufps, op1, op1, Const(1 | (0 << 2) | (3 << 4) | (2 << 6)));
}
break;
case 2:
// Rev32
switch (op.Opc)
{
case 0:
mask = X86GetElements(context, 0x0c0d0e0f_08090a0bL, 0x04050607_00010203L);
return context.AddIntrinsic(Intrinsic.X86Pshufb, op1, mask);
case 1:
mask = X86GetElements(context, 0x0d0c0f0e_09080b0aL, 0x05040706_01000302L);
return context.AddIntrinsic(Intrinsic.X86Pshufb, op1, mask);
}
break;
case 1:
// Rev16
mask = X86GetElements(context, 0x0e0f_0c0d_0a0b_0809L, 0x_0607_0405_0203_0001L);
return context.AddIntrinsic(Intrinsic.X86Pshufb, op1, mask);
}
throw new InvalidOperationException("Invalid VREV Opcode + Size combo."); // Should be unreachable.
});
}
else
{
EmitVectorUnaryOpZx32(context, (op1) =>
{
switch (op.Opc)
{
case 0:
switch (op.Size) // Swap bytes.
{
case 1:
return InstEmitAluHelper.EmitReverseBytes16_32Op(context, op1);
case 2:
case 3:
return context.ByteSwap(op1);
}
break;
case 1:
switch (op.Size)
{
case 2:
return context.BitwiseOr(context.ShiftRightUI(context.BitwiseAnd(op1, Const(0xffff0000)), Const(16)),
context.ShiftLeft(context.BitwiseAnd(op1, Const(0x0000ffff)), Const(16)));
case 3:
return context.BitwiseOr(
context.BitwiseOr(context.ShiftRightUI(context.BitwiseAnd(op1, Const(0xffff000000000000ul)), Const(48)),
context.ShiftLeft(context.BitwiseAnd(op1, Const(0x000000000000fffful)), Const(48))),
context.BitwiseOr(context.ShiftRightUI(context.BitwiseAnd(op1, Const(0x0000ffff00000000ul)), Const(16)),
context.ShiftLeft(context.BitwiseAnd(op1, Const(0x00000000ffff0000ul)), Const(16))));
}
break;
case 2:
// Swap upper and lower halves.
return context.BitwiseOr(context.ShiftRightUI(context.BitwiseAnd(op1, Const(0xffffffff00000000ul)), Const(32)),
context.ShiftLeft(context.BitwiseAnd(op1, Const(0x00000000fffffffful)), Const(32)));
}
throw new InvalidOperationException("Invalid VREV Opcode + Size combo."); // Should be unreachable.
});
}
}
public static void Vrecpe(ArmEmitterContext context)
{
OpCode32SimdSqrte op = (OpCode32SimdSqrte)context.CurrOp;
if (op.F)
{
int sizeF = op.Size & 1;
if (Optimizations.FastFP && Optimizations.UseSse2 && sizeF == 0)
{
EmitVectorUnaryOpF32(context, Intrinsic.X86Rcpps, 0);
}
else
{
EmitVectorUnaryOpF32(context, (op1) =>
{
return EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPRecipEstimateFpscr), op1);
});
}
}
else
{
throw new NotImplementedException("Integer Vrecpe not currently implemented.");
}
}
public static void Vrecps(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
bool single = (op.Size & 1) == 0;
// (2 - (n*m))
EmitVectorBinaryOpSimd32(context, (n, m) =>
{
if (single)
{
Operand maskTwo = X86GetAllElements(context, 2f);
Operand res = context.AddIntrinsic(Intrinsic.X86Mulps, n, m);
return context.AddIntrinsic(Intrinsic.X86Subps, maskTwo, res);
}
else
{
Operand maskTwo = X86GetAllElements(context, 2d);
Operand res = context.AddIntrinsic(Intrinsic.X86Mulpd, n, m);
return context.AddIntrinsic(Intrinsic.X86Subpd, maskTwo, res);
}
});
}
else
{
EmitVectorBinaryOpF32(context, (op1, op2) =>
{
return EmitSoftFloatCall(context, nameof(SoftFloat32.FPRecipStep), op1, op2);
});
}
}
public static void Vrhadd(ArmEmitterContext context)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
EmitVectorBinaryOpI32(context, (op1, op2) =>
{
if (op.Size == 2)
{
op1 = context.ZeroExtend32(OperandType.I64, op1);
op2 = context.ZeroExtend32(OperandType.I64, op2);
}
Operand res = context.Add(context.Add(op1, op2), Const(op1.Type, 1L));
res = context.ShiftRightUI(res, Const(1));
if (op.Size == 2)
{
res = context.ConvertI64ToI32(res);
}
return res;
}, !op.U);
}
public static void Vrsqrte(ArmEmitterContext context)
{
OpCode32SimdSqrte op = (OpCode32SimdSqrte)context.CurrOp;
if (op.F)
{
int sizeF = op.Size & 1;
if (Optimizations.FastFP && Optimizations.UseSse2 && sizeF == 0)
{
EmitVectorUnaryOpF32(context, Intrinsic.X86Rsqrtps, 0);
}
else
{
EmitVectorUnaryOpF32(context, (op1) =>
{
return EmitSoftFloatCallDefaultFpscr(context, nameof(SoftFloat32.FPRSqrtEstimateFpscr), op1);
});
}
}
else
{
throw new NotImplementedException("Integer Vrsqrte not currently implemented.");
}
}
public static void Vrsqrts(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
bool single = (op.Size & 1) == 0;
// (3 - (n*m)) / 2
EmitVectorBinaryOpSimd32(context, (n, m) =>
{
if (single)
{
Operand maskHalf = X86GetAllElements(context, 0.5f);
Operand maskThree = X86GetAllElements(context, 3f);
Operand res = context.AddIntrinsic(Intrinsic.X86Mulps, n, m);
res = context.AddIntrinsic(Intrinsic.X86Subps, maskThree, res);
return context.AddIntrinsic(Intrinsic.X86Mulps, maskHalf, res);
}
else
{
Operand maskHalf = X86GetAllElements(context, 0.5d);
Operand maskThree = X86GetAllElements(context, 3d);
Operand res = context.AddIntrinsic(Intrinsic.X86Mulpd, n, m);
res = context.AddIntrinsic(Intrinsic.X86Subpd, maskThree, res);
return context.AddIntrinsic(Intrinsic.X86Mulpd, maskHalf, res);
}
});
}
else
{
EmitVectorBinaryOpF32(context, (op1, op2) =>
{
return EmitSoftFloatCall(context, nameof(SoftFloat32.FPRSqrtStep), op1, op2);
});
}
}
public static void Vsel(ArmEmitterContext context)
{
OpCode32SimdSel op = (OpCode32SimdSel)context.CurrOp;
Operand condition = default;
switch (op.Cc)
{
case OpCode32SimdSelMode.Eq:
condition = GetCondTrue(context, Condition.Eq);
break;
case OpCode32SimdSelMode.Ge:
condition = GetCondTrue(context, Condition.Ge);
break;
case OpCode32SimdSelMode.Gt:
condition = GetCondTrue(context, Condition.Gt);
break;
case OpCode32SimdSelMode.Vs:
condition = GetCondTrue(context, Condition.Vs);
break;
}
EmitScalarBinaryOpI32(context, (op1, op2) =>
{
return context.ConditionalSelect(condition, op1, op2);
});
}
public static void Vsqrt_S(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarUnaryOpF32(context, Intrinsic.X86Sqrtss, Intrinsic.X86Sqrtsd);
}
else
{
EmitScalarUnaryOpF32(context, (op1) =>
{
return EmitSoftFloatCall(context, nameof(SoftFloat32.FPSqrt), op1);
});
}
}
public static void Vsub_S(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitScalarBinaryOpF32(context, Intrinsic.X86Subss, Intrinsic.X86Subsd);
}
else
{
EmitScalarBinaryOpF32(context, (op1, op2) => context.Subtract(op1, op2));
}
}
public static void Vsub_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitVectorBinaryOpF32(context, Intrinsic.X86Subps, Intrinsic.X86Subpd);
}
else
{
EmitVectorBinaryOpF32(context, (op1, op2) => context.Subtract(op1, op2));
}
}
public static void Vsub_I(ArmEmitterContext context)
{
if (Optimizations.UseSse2)
{
OpCode32SimdReg op = (OpCode32SimdReg)context.CurrOp;
EmitVectorBinaryOpSimd32(context, (op1, op2) => context.AddIntrinsic(X86PsubInstruction[op.Size], op1, op2));
}
else
{
EmitVectorBinaryOpZx32(context, (op1, op2) => context.Subtract(op1, op2));
}
}
public static void Vsubl_I(ArmEmitterContext context)
{
OpCode32SimdRegLong op = (OpCode32SimdRegLong)context.CurrOp;
EmitVectorBinaryLongOpI32(context, (op1, op2) => context.Subtract(op1, op2), !op.U);
}
public static void Vsubw_I(ArmEmitterContext context)
{
OpCode32SimdRegWide op = (OpCode32SimdRegWide)context.CurrOp;
EmitVectorBinaryWideOpI32(context, (op1, op2) => context.Subtract(op1, op2), !op.U);
}
private static void EmitSaturatingAddSubBinaryOp(ArmEmitterContext context, bool add, bool signed)
{
OpCode32Simd op = (OpCode32Simd)context.CurrOp;
EmitVectorBinaryOpI32(context, (ne, me) =>
{
if (op.Size <= 2)
{
if (op.Size == 2)
{
ne = signed ? context.SignExtend32(OperandType.I64, ne) : context.ZeroExtend32(OperandType.I64, ne);
me = signed ? context.SignExtend32(OperandType.I64, me) : context.ZeroExtend32(OperandType.I64, me);
}
Operand res = add ? context.Add(ne, me) : context.Subtract(ne, me);
res = EmitSatQ(context, res, 8 << op.Size, signedSrc: true, signed);
if (op.Size == 2)
{
res = context.ConvertI64ToI32(res);
}
return res;
}
else if (add) /* if (op.Size == 3) */
{
return signed
? EmitBinarySignedSatQAdd(context, ne, me)
: EmitBinaryUnsignedSatQAdd(context, ne, me);
}
else /* if (sub) */
{
return signed
? EmitBinarySignedSatQSub(context, ne, me)
: EmitBinaryUnsignedSatQSub(context, ne, me);
}
}, signed);
}
private static void EmitSse41MaxMinNumOpF32(ArmEmitterContext context, bool isMaxNum, bool scalar)
{
IOpCode32Simd op = (IOpCode32Simd)context.CurrOp;
Func<Operand, Operand, Operand> genericEmit = (n, m) =>
{
Operand nNum = context.Copy(n);
Operand mNum = context.Copy(m);
InstEmit.EmitSse2VectorIsNaNOpF(context, nNum, out Operand nQNaNMask, out _, isQNaN: true);
InstEmit.EmitSse2VectorIsNaNOpF(context, mNum, out Operand mQNaNMask, out _, isQNaN: true);
int sizeF = op.Size & 1;
if (sizeF == 0)
{
Operand negInfMask = X86GetAllElements(context, isMaxNum ? float.NegativeInfinity : float.PositiveInfinity);
Operand nMask = context.AddIntrinsic(Intrinsic.X86Andnps, mQNaNMask, nQNaNMask);
Operand mMask = context.AddIntrinsic(Intrinsic.X86Andnps, nQNaNMask, mQNaNMask);
nNum = context.AddIntrinsic(Intrinsic.X86Blendvps, nNum, negInfMask, nMask);
mNum = context.AddIntrinsic(Intrinsic.X86Blendvps, mNum, negInfMask, mMask);
return context.AddIntrinsic(isMaxNum ? Intrinsic.X86Maxps : Intrinsic.X86Minps, nNum, mNum);
}
else /* if (sizeF == 1) */
{
Operand negInfMask = X86GetAllElements(context, isMaxNum ? double.NegativeInfinity : double.PositiveInfinity);
Operand nMask = context.AddIntrinsic(Intrinsic.X86Andnpd, mQNaNMask, nQNaNMask);
Operand mMask = context.AddIntrinsic(Intrinsic.X86Andnpd, nQNaNMask, mQNaNMask);
nNum = context.AddIntrinsic(Intrinsic.X86Blendvpd, nNum, negInfMask, nMask);
mNum = context.AddIntrinsic(Intrinsic.X86Blendvpd, mNum, negInfMask, mMask);
return context.AddIntrinsic(isMaxNum ? Intrinsic.X86Maxpd : Intrinsic.X86Minpd, nNum, mNum);
}
};
if (scalar)
{
EmitScalarBinaryOpSimd32(context, genericEmit);
}
else
{
EmitVectorBinaryOpSimd32(context, genericEmit);
}
}
}
}