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Fix Fcmge_S/V & Fcmgt_S/V Inst.s (#815)

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* Fix Fcmge_S/V & Fcmgt_S/V.

Follow-up Fcm**_S/V & Fc*mp*_S.
Improve CmpCondition enum.
Nits.

* Optimize Fccmp*_S & Fcmp*_S.

* Fix cvtsd2si opcode.

* Address PR feedback.
This commit is contained in:
LDj3SNuD 2019-11-10 03:21:03 +01:00 committed by gdkchan
parent 2ea8d5bd5f
commit eefe2b20fc
11 changed files with 92 additions and 62 deletions
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2
ARMeilleure/CodeGen/X86/Assembler.cs
View File

@ -94,7 +94,7 @@ namespace ARMeilleure.CodeGen.X86
Add(X86Instruction.Cvtpd2ps, new InstructionInfo(BadOp, BadOp, BadOp, BadOp, 0x00000f5a, InstructionFlags.Vex | InstructionFlags.Prefix66));
Add(X86Instruction.Cvtps2dq, new InstructionInfo(BadOp, BadOp, BadOp, BadOp, 0x00000f5b, InstructionFlags.Vex | InstructionFlags.Prefix66));
Add(X86Instruction.Cvtps2pd, new InstructionInfo(BadOp, BadOp, BadOp, BadOp, 0x00000f5a, InstructionFlags.Vex));
Add(X86Instruction.Cvtsd2si, new InstructionInfo(BadOp, BadOp, BadOp, BadOp, 0x00000f2c, InstructionFlags.Vex | InstructionFlags.PrefixF2));
Add(X86Instruction.Cvtsd2si, new InstructionInfo(BadOp, BadOp, BadOp, BadOp, 0x00000f2d, InstructionFlags.Vex | InstructionFlags.PrefixF2));
Add(X86Instruction.Cvtsd2ss, new InstructionInfo(BadOp, BadOp, BadOp, BadOp, 0x00000f5a, InstructionFlags.Vex | InstructionFlags.PrefixF2));
Add(X86Instruction.Cvtsi2sd, new InstructionInfo(BadOp, BadOp, BadOp, BadOp, 0x00000f2a, InstructionFlags.Vex | InstructionFlags.PrefixF2));
Add(X86Instruction.Cvtsi2ss, new InstructionInfo(BadOp, BadOp, BadOp, BadOp, 0x00000f2a, InstructionFlags.Vex | InstructionFlags.PrefixF3));

16
ARMeilleure/CodeGen/X86/CodeGenerator.cs
View File

@ -265,7 +265,21 @@ namespace ARMeilleure.CodeGen.X86
Debug.Assert(dest.Type.IsInteger() && !source.Type.IsInteger());
context.Assembler.WriteInstruction(info.Inst, dest, source, dest.Type);
if (intrinOp.Intrinsic == Intrinsic.X86Cvtsi2si)
{
if (dest.Type == OperandType.I32)
{
context.Assembler.Movd(dest, source); // int _mm_cvtsi128_si32
}
else /* if (dest.Type == OperandType.I64) */
{
context.Assembler.Movq(dest, source); // __int64 _mm_cvtsi128_si64
}
}
else
{
context.Assembler.WriteInstruction(info.Inst, dest, source, dest.Type);
}
break;
}

2
ARMeilleure/CodeGen/X86/HardwareCapabilities.cs
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@ -26,7 +26,7 @@ namespace ARMeilleure.CodeGen.X86
public static bool ForceLegacySse { get; set; }
public static bool SupportsVexEncoding => !ForceLegacySse && SupportsAvx;
public static bool SupportsVexEncoding => SupportsAvx && !ForceLegacySse;
static HardwareCapabilities()
{

1
ARMeilleure/CodeGen/X86/IntrinsicTable.cs
View File

@ -37,6 +37,7 @@ namespace ARMeilleure.CodeGen.X86
Add(Intrinsic.X86Cvtps2pd, new IntrinsicInfo(X86Instruction.Cvtps2pd, IntrinsicType.Unary));
Add(Intrinsic.X86Cvtsd2si, new IntrinsicInfo(X86Instruction.Cvtsd2si, IntrinsicType.UnaryToGpr));
Add(Intrinsic.X86Cvtsd2ss, new IntrinsicInfo(X86Instruction.Cvtsd2ss, IntrinsicType.Binary));
Add(Intrinsic.X86Cvtsi2si, new IntrinsicInfo(X86Instruction.Movd, IntrinsicType.UnaryToGpr));
Add(Intrinsic.X86Cvtss2sd, new IntrinsicInfo(X86Instruction.Cvtss2sd, IntrinsicType.Binary));
Add(Intrinsic.X86Divpd, new IntrinsicInfo(X86Instruction.Divpd, IntrinsicType.Binary));
Add(Intrinsic.X86Divps, new IntrinsicInfo(X86Instruction.Divps, IntrinsicType.Binary));

77
ARMeilleure/Instructions/InstEmitSimdCmp.cs
View File

@ -322,7 +322,7 @@ namespace ARMeilleure.Instructions
public static void Fcmge_S(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
if (Optimizations.FastFP && Optimizations.UseAvx)
{
EmitCmpSseOrSse2OpF(context, CmpCondition.GreaterThanOrEqual, scalar: true);
}
@ -334,7 +334,7 @@ namespace ARMeilleure.Instructions
public static void Fcmge_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
if (Optimizations.FastFP && Optimizations.UseAvx)
{
EmitCmpSseOrSse2OpF(context, CmpCondition.GreaterThanOrEqual, scalar: false);
}
@ -346,7 +346,7 @@ namespace ARMeilleure.Instructions
public static void Fcmgt_S(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
if (Optimizations.FastFP && Optimizations.UseAvx)
{
EmitCmpSseOrSse2OpF(context, CmpCondition.GreaterThan, scalar: true);
}
@ -358,7 +358,7 @@ namespace ARMeilleure.Instructions
public static void Fcmgt_V(ArmEmitterContext context)
{
if (Optimizations.FastFP && Optimizations.UseSse2)
if (Optimizations.FastFP && Optimizations.UseAvx)
{
EmitCmpSseOrSse2OpF(context, CmpCondition.GreaterThan, scalar: false);
}
@ -372,7 +372,7 @@ namespace ARMeilleure.Instructions
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitCmpSseOrSse2OpF(context, CmpCondition.GreaterThanOrEqual, scalar: true, isLeOrLt: true);
EmitCmpSseOrSse2OpF(context, CmpCondition.LessThanOrEqual, scalar: true);
}
else
{
@ -384,7 +384,7 @@ namespace ARMeilleure.Instructions
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitCmpSseOrSse2OpF(context, CmpCondition.GreaterThanOrEqual, scalar: false, isLeOrLt: true);
EmitCmpSseOrSse2OpF(context, CmpCondition.LessThanOrEqual, scalar: false);
}
else
{
@ -396,7 +396,7 @@ namespace ARMeilleure.Instructions
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitCmpSseOrSse2OpF(context, CmpCondition.GreaterThan, scalar: true, isLeOrLt: true);
EmitCmpSseOrSse2OpF(context, CmpCondition.LessThan, scalar: true);
}
else
{
@ -408,7 +408,7 @@ namespace ARMeilleure.Instructions
{
if (Optimizations.FastFP && Optimizations.UseSse2)
{
EmitCmpSseOrSse2OpF(context, CmpCondition.GreaterThan, scalar: false, isLeOrLt: true);
EmitCmpSseOrSse2OpF(context, CmpCondition.LessThan, scalar: false);
}
else
{
@ -426,7 +426,7 @@ namespace ARMeilleure.Instructions
EmitFcmpOrFcmpe(context, signalNaNs: true);
}
public static void EmitFccmpOrFccmpe(ArmEmitterContext context, bool signalNaNs)
private static void EmitFccmpOrFccmpe(ArmEmitterContext context, bool signalNaNs)
{
OpCodeSimdFcond op = (OpCodeSimdFcond)context.CurrOp;
@ -435,7 +435,7 @@ namespace ARMeilleure.Instructions
context.BranchIfTrue(lblTrue, InstEmitFlowHelper.GetCondTrue(context, op.Cond));
EmitSetNzcv(context, Const(op.Nzcv));
EmitSetNzcv(context, op.Nzcv);
context.Branch(lblEnd);
@ -446,27 +446,47 @@ namespace ARMeilleure.Instructions
context.MarkLabel(lblEnd);
}
private static void EmitSetNzcv(ArmEmitterContext context, int nzcv)
{
Operand Extract(int value, int bit)
{
if (bit != 0)
{
value >>= bit;
}
value &= 1;
return Const(value);
}
SetFlag(context, PState.VFlag, Extract(nzcv, 0));
SetFlag(context, PState.CFlag, Extract(nzcv, 1));
SetFlag(context, PState.ZFlag, Extract(nzcv, 2));
SetFlag(context, PState.NFlag, Extract(nzcv, 3));
}
private static void EmitFcmpOrFcmpe(ArmEmitterContext context, bool signalNaNs)
{
OpCodeSimdReg op = (OpCodeSimdReg)context.CurrOp;
const int cmpOrdered = 7;
bool cmpWithZero = !(op is OpCodeSimdFcond) ? op.Bit3 : false;
if (Optimizations.FastFP && Optimizations.UseSse2)
if (Optimizations.FastFP && (signalNaNs ? Optimizations.UseAvx : Optimizations.UseSse2))
{
Operand n = GetVec(op.Rn);
Operand m = cmpWithZero ? context.VectorZero() : GetVec(op.Rm);
CmpCondition cmpOrdered = signalNaNs ? CmpCondition.OrderedS : CmpCondition.OrderedQ;
Operand lblNaN = Label();
Operand lblEnd = Label();
if (op.Size == 0)
{
Operand ordMask = context.AddIntrinsic(Intrinsic.X86Cmpss, n, m, Const(cmpOrdered));
Operand ordMask = context.AddIntrinsic(Intrinsic.X86Cmpss, n, m, Const((int)cmpOrdered));
Operand isOrdered = context.VectorExtract16(ordMask, 0);
Operand isOrdered = context.AddIntrinsicInt(Intrinsic.X86Cvtsi2si, ordMask);
context.BranchIfFalse(lblNaN, isOrdered);
@ -481,9 +501,9 @@ namespace ARMeilleure.Instructions
}
else /* if (op.Size == 1) */
{
Operand ordMask = context.AddIntrinsic(Intrinsic.X86Cmpsd, n, m, Const(cmpOrdered));
Operand ordMask = context.AddIntrinsic(Intrinsic.X86Cmpsd, n, m, Const((int)cmpOrdered));
Operand isOrdered = context.VectorExtract16(ordMask, 0);
Operand isOrdered = context.AddIntrinsicLong(Intrinsic.X86Cvtsi2si, ordMask);
context.BranchIfFalse(lblNaN, isOrdered);
@ -653,18 +673,7 @@ namespace ARMeilleure.Instructions
context.Copy(GetVec(op.Rd), res);
}
private enum CmpCondition
{
Equal = 0,
GreaterThanOrEqual = 5,
GreaterThan = 6
}
private static void EmitCmpSseOrSse2OpF(
ArmEmitterContext context,
CmpCondition cond,
bool scalar,
bool isLeOrLt = false)
private static void EmitCmpSseOrSse2OpF(ArmEmitterContext context, CmpCondition cond, bool scalar)
{
OpCodeSimd op = (OpCodeSimd)context.CurrOp;
@ -677,9 +686,7 @@ namespace ARMeilleure.Instructions
{
Intrinsic inst = scalar ? Intrinsic.X86Cmpss : Intrinsic.X86Cmpps;
Operand res = isLeOrLt
? context.AddIntrinsic(inst, m, n, Const((int)cond))
: context.AddIntrinsic(inst, n, m, Const((int)cond));
Operand res = context.AddIntrinsic(inst, n, m, Const((int)cond));
if (scalar)
{
@ -696,9 +703,7 @@ namespace ARMeilleure.Instructions
{
Intrinsic inst = scalar ? Intrinsic.X86Cmpsd : Intrinsic.X86Cmppd;
Operand res = isLeOrLt
? context.AddIntrinsic(inst, m, n, Const((int)cond))
: context.AddIntrinsic(inst, n, m, Const((int)cond));
Operand res = context.AddIntrinsic(inst, n, m, Const((int)cond));
if (scalar)
{
@ -709,4 +714,4 @@ namespace ARMeilleure.Instructions
}
}
}
}
}

34
ARMeilleure/Instructions/InstEmitSimdCvt.cs
View File

@ -732,8 +732,7 @@ namespace ARMeilleure.Instructions
Debug.Assert(value.Type == OperandType.I32 || value.Type == OperandType.I64);
Debug.Assert((uint)size < 2);
OperandType type = size == 0 ? OperandType.FP32
: OperandType.FP64;
OperandType type = size == 0 ? OperandType.FP32 : OperandType.FP64;
if (signed)
{
@ -837,15 +836,12 @@ namespace ARMeilleure.Instructions
Operand n = GetVec(op.Rn);
const int cmpGreaterThanOrEqual = 5;
const int cmpOrdered = 7;
// sizeF == ((OpCodeSimdShImm64)op).Size - 2
int sizeF = op.Size & 1;
if (sizeF == 0)
{
Operand nMask = context.AddIntrinsic(Intrinsic.X86Cmpps, n, n, Const(cmpOrdered));
Operand nMask = context.AddIntrinsic(Intrinsic.X86Cmpps, n, n, Const((int)CmpCondition.OrderedQ));
Operand nScaled = context.AddIntrinsic(Intrinsic.X86Pand, nMask, n);
@ -867,7 +863,7 @@ namespace ARMeilleure.Instructions
Operand mask = X86GetAllElements(context, 0x4F000000); // 2.14748365E9f (2147483648)
Operand mask2 = context.AddIntrinsic(Intrinsic.X86Cmpps, nRnd, mask, Const(cmpGreaterThanOrEqual));
Operand mask2 = context.AddIntrinsic(Intrinsic.X86Cmpps, nRnd, mask, Const((int)CmpCondition.NotLessThan));
Operand res = context.AddIntrinsic(Intrinsic.X86Pxor, nInt, mask2);
@ -884,7 +880,7 @@ namespace ARMeilleure.Instructions
}
else /* if (sizeF == 1) */
{
Operand nMask = context.AddIntrinsic(Intrinsic.X86Cmppd, n, n, Const(cmpOrdered));
Operand nMask = context.AddIntrinsic(Intrinsic.X86Cmppd, n, n, Const((int)CmpCondition.OrderedQ));
Operand nScaled = context.AddIntrinsic(Intrinsic.X86Pand, nMask, n);
@ -920,7 +916,7 @@ namespace ARMeilleure.Instructions
Operand mask = X86GetAllElements(context, 0x43E0000000000000L); // 9.2233720368547760E18d (9223372036854775808)
Operand mask2 = context.AddIntrinsic(Intrinsic.X86Cmppd, nRnd, mask, Const(cmpGreaterThanOrEqual));
Operand mask2 = context.AddIntrinsic(Intrinsic.X86Cmppd, nRnd, mask, Const((int)CmpCondition.NotLessThan));
Operand res = context.AddIntrinsic(Intrinsic.X86Pxor, nInt, mask2);
@ -939,16 +935,12 @@ namespace ARMeilleure.Instructions
Operand n = GetVec(op.Rn);
const int cmpGreaterThanOrEqual = 5;
const int cmpGreaterThan = 6;
const int cmpOrdered = 7;
// sizeF == ((OpCodeSimdShImm)op).Size - 2
int sizeF = op.Size & 1;
if (sizeF == 0)
{
Operand nMask = context.AddIntrinsic(Intrinsic.X86Cmpps, n, n, Const(cmpOrdered));
Operand nMask = context.AddIntrinsic(Intrinsic.X86Cmpps, n, n, Const((int)CmpCondition.OrderedQ));
Operand nScaled = context.AddIntrinsic(Intrinsic.X86Pand, nMask, n);
@ -966,7 +958,7 @@ namespace ARMeilleure.Instructions
Operand nRnd = context.AddIntrinsic(Intrinsic.X86Roundps, nScaled, Const(X86GetRoundControl(roundMode)));
Operand nRndMask = context.AddIntrinsic(Intrinsic.X86Cmpps, nRnd, context.VectorZero(), Const(cmpGreaterThan));
Operand nRndMask = context.AddIntrinsic(Intrinsic.X86Cmpps, nRnd, context.VectorZero(), Const((int)CmpCondition.NotLessThanOrEqual));
Operand nRndMasked = context.AddIntrinsic(Intrinsic.X86Pand, nRnd, nRndMask);
@ -976,13 +968,13 @@ namespace ARMeilleure.Instructions
Operand res = context.AddIntrinsic(Intrinsic.X86Subps, nRndMasked, mask);
Operand mask2 = context.AddIntrinsic(Intrinsic.X86Cmpps, res, context.VectorZero(), Const(cmpGreaterThan));
Operand mask2 = context.AddIntrinsic(Intrinsic.X86Cmpps, res, context.VectorZero(), Const((int)CmpCondition.NotLessThanOrEqual));
Operand resMasked = context.AddIntrinsic(Intrinsic.X86Pand, res, mask2);
res = context.AddIntrinsic(Intrinsic.X86Cvtps2dq, resMasked);
Operand mask3 = context.AddIntrinsic(Intrinsic.X86Cmpps, resMasked, mask, Const(cmpGreaterThanOrEqual));
Operand mask3 = context.AddIntrinsic(Intrinsic.X86Cmpps, resMasked, mask, Const((int)CmpCondition.NotLessThan));
res = context.AddIntrinsic(Intrinsic.X86Pxor, res, mask3);
res = context.AddIntrinsic(Intrinsic.X86Paddd, res, nInt);
@ -1000,7 +992,7 @@ namespace ARMeilleure.Instructions
}
else /* if (sizeF == 1) */
{
Operand nMask = context.AddIntrinsic(Intrinsic.X86Cmppd, n, n, Const(cmpOrdered));
Operand nMask = context.AddIntrinsic(Intrinsic.X86Cmppd, n, n, Const((int)CmpCondition.OrderedQ));
Operand nScaled = context.AddIntrinsic(Intrinsic.X86Pand, nMask, n);
@ -1018,7 +1010,7 @@ namespace ARMeilleure.Instructions
Operand nRnd = context.AddIntrinsic(Intrinsic.X86Roundpd, nScaled, Const(X86GetRoundControl(roundMode)));
Operand nRndMask = context.AddIntrinsic(Intrinsic.X86Cmppd, nRnd, context.VectorZero(), Const(cmpGreaterThan));
Operand nRndMask = context.AddIntrinsic(Intrinsic.X86Cmppd, nRnd, context.VectorZero(), Const((int)CmpCondition.NotLessThanOrEqual));
Operand nRndMasked = context.AddIntrinsic(Intrinsic.X86Pand, nRnd, nRndMask);
@ -1042,7 +1034,7 @@ namespace ARMeilleure.Instructions
Operand res = context.AddIntrinsic(Intrinsic.X86Subpd, nRndMasked, mask);
Operand mask2 = context.AddIntrinsic(Intrinsic.X86Cmppd, res, context.VectorZero(), Const(cmpGreaterThan));
Operand mask2 = context.AddIntrinsic(Intrinsic.X86Cmppd, res, context.VectorZero(), Const((int)CmpCondition.NotLessThanOrEqual));
Operand resMasked = context.AddIntrinsic(Intrinsic.X86Pand, res, mask2);
@ -1056,7 +1048,7 @@ namespace ARMeilleure.Instructions
res = EmitVectorLongCreate(context, low, high);
Operand mask3 = context.AddIntrinsic(Intrinsic.X86Cmppd, resMasked, mask, Const(cmpGreaterThanOrEqual));
Operand mask3 = context.AddIntrinsic(Intrinsic.X86Cmppd, resMasked, mask, Const((int)CmpCondition.NotLessThan));
res = context.AddIntrinsic(Intrinsic.X86Pxor, res, mask3);
res = context.AddIntrinsic(Intrinsic.X86Paddq, res, nInt);

15
ARMeilleure/Instructions/InstEmitSimdHelper.cs
View File

@ -1108,6 +1108,21 @@ namespace ARMeilleure.Instructions
}
}
public enum CmpCondition
{
// Legacy Sse.
Equal = 0, // Ordered, non-signaling.
LessThan = 1, // Ordered, signaling.
LessThanOrEqual = 2, // Ordered, signaling.
NotLessThan = 5, // Unordered, signaling.
NotLessThanOrEqual = 6, // Unordered, signaling.
OrderedQ = 7, // Non-signaling.
// Vex.
GreaterThanOrEqual = 13, // Ordered, signaling.
GreaterThan = 14, // Ordered, signaling.
OrderedS = 23 // Signaling.
}
[Flags]
public enum SaturatingFlags

1
ARMeilleure/IntermediateRepresentation/Intrinsic.cs
View File

@ -26,6 +26,7 @@ namespace ARMeilleure.IntermediateRepresentation
X86Cvtps2pd,
X86Cvtsd2si,
X86Cvtsd2ss,
X86Cvtsi2si,
X86Cvtss2sd,
X86Divpd,
X86Divps,

2
ARMeilleure/Optimizations.cs
View File

@ -15,6 +15,7 @@ namespace ARMeilleure
public static bool UseSse41IfAvailable { get; set; } = true;
public static bool UseSse42IfAvailable { get; set; } = true;
public static bool UsePopCntIfAvailable { get; set; } = true;
public static bool UseAvxIfAvailable { get; set; } = true;
public static bool ForceLegacySse
{
@ -29,5 +30,6 @@ namespace ARMeilleure
internal static bool UseSse41 => UseSse41IfAvailable && HardwareCapabilities.SupportsSse41;
internal static bool UseSse42 => UseSse42IfAvailable && HardwareCapabilities.SupportsSse42;
internal static bool UsePopCnt => UsePopCntIfAvailable && HardwareCapabilities.SupportsPopcnt;
internal static bool UseAvx => UseAvxIfAvailable && HardwareCapabilities.SupportsAvx && !ForceLegacySse;
}
}

2
Ryujinx.Tests.Unicorn/Ryujinx.Tests.Unicorn.csproj
View File

@ -22,7 +22,7 @@
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.3.0" />
<PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.4.0" />
</ItemGroup>
</Project>

2
Ryujinx.Tests/Ryujinx.Tests.csproj
View File

@ -27,7 +27,7 @@
</PropertyGroup>
<ItemGroup>
<PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.3.0" />
<PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.4.0" />
<PackageReference Include="NUnit" Version="3.12.0" />
<PackageReference Include="NUnit3TestAdapter" Version="3.15.1" />
</ItemGroup>