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Implement HSET2 shader instruction and fix errors uncovered by Rodrigo tests

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This commit is contained in:
gdk 2019-11-25 16:02:52 -03:00 committed by Thog
parent 65428f5842
commit b8528c6317
6 changed files with 82 additions and 31 deletions
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3
Ryujinx.Graphics.Shader/Decoders/OpCodeTable.cs
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@ -89,6 +89,9 @@ namespace Ryujinx.Graphics.Shader.Decoders
Set("0111100x0xxxxx", InstEmit.Hmul2, typeof(OpCodeAluImm2x10));
Set("0010101xxxxxxx", InstEmit.Hmul2, typeof(OpCodeAluImm32));
Set("0101110100001x", InstEmit.Hmul2, typeof(OpCodeAluReg));
Set("0111110x1xxxxx", InstEmit.Hset2, typeof(OpCodeSetCbuf));
Set("0111110x0xxxxx", InstEmit.Hset2, typeof(OpCodeHsetImm2x10));
Set("0101110100011x", InstEmit.Hset2, typeof(OpCodeSetReg));
Set("0111111x1xxxxx", InstEmit.Hsetp2, typeof(OpCodeSetCbuf));
Set("0111111x0xxxxx", InstEmit.Hsetp2, typeof(OpCodeHsetImm2x10));
Set("0101110100100x", InstEmit.Hsetp2, typeof(OpCodeSetReg));

8
Ryujinx.Graphics.Shader/Instructions/InstEmitAluHelper.cs
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@ -10,7 +10,7 @@ namespace Ryujinx.Graphics.Shader.Instructions
{
static class InstEmitAluHelper
{
public static int GetIntMin(IntegerType type)
public static long GetIntMin(IntegerType type)
{
switch (type)
{
@ -18,14 +18,14 @@ namespace Ryujinx.Graphics.Shader.Instructions
case IntegerType.S8: return sbyte.MinValue;
case IntegerType.U16: return ushort.MinValue;
case IntegerType.S16: return short.MinValue;
case IntegerType.U32: return (int)uint.MinValue;
case IntegerType.U32: return uint.MinValue;
case IntegerType.S32: return int.MinValue;
}
throw new ArgumentException($"The type \"{type}\" is not a supported int type.");
}
public static int GetIntMax(IntegerType type)
public static long GetIntMax(IntegerType type)
{
switch (type)
{
@ -33,7 +33,7 @@ namespace Ryujinx.Graphics.Shader.Instructions
case IntegerType.S8: return sbyte.MaxValue;
case IntegerType.U16: return ushort.MaxValue;
case IntegerType.S16: return short.MaxValue;
case IntegerType.U32: return unchecked((int)uint.MaxValue);
case IntegerType.U32: return uint.MaxValue;
case IntegerType.S32: return int.MaxValue;
}

34
Ryujinx.Graphics.Shader/Instructions/InstEmitConversion.cs
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@ -14,18 +14,16 @@ namespace Ryujinx.Graphics.Shader.Instructions
{
OpCodeFArith op = (OpCodeFArith)context.CurrOp;
FPType srcType = (FPType)op.RawOpCode.Extract(8, 2);
FPType dstType = (FPType)op.RawOpCode.Extract(10, 2);
FPType dstType = (FPType)op.RawOpCode.Extract(8, 2);
FPType srcType = (FPType)op.RawOpCode.Extract(10, 2);
bool pass = op.RawOpCode.Extract(40);
bool round = op.RawOpCode.Extract(42);
bool negateB = op.RawOpCode.Extract(45);
bool absoluteB = op.RawOpCode.Extract(49);
pass &= op.RoundingMode == RoundingMode.TowardsNegativeInfinity;
Operand srcB = context.FPAbsNeg(GetSrcB(context, srcType), absoluteB, negateB);
if (!pass)
if (round)
{
switch (op.RoundingMode)
{
@ -84,6 +82,10 @@ namespace Ryujinx.Graphics.Shader.Instructions
switch (op.RoundingMode)
{
case RoundingMode.ToNearest:
srcB = context.FPRound(srcB);
break;
case RoundingMode.TowardsNegativeInfinity:
srcB = context.FPFloor(srcB);
break;
@ -97,19 +99,13 @@ namespace Ryujinx.Graphics.Shader.Instructions
break;
}
long min = GetIntMin(intType);
long max = GetIntMax(intType);
srcB = context.FPClamp(srcB, ConstF(min), ConstF(max));
srcB = context.FPConvertToS32(srcB);
// TODO: S/U64, conversion overflow handling.
if (intType != IntegerType.S32)
{
int min = GetIntMin(intType);
int max = GetIntMax(intType);
srcB = isSignedInt
? context.IClampS32(srcB, Const(min), Const(max))
: context.IClampU32(srcB, Const(min), Const(max));
}
Operand dest = GetDest(context);
context.Copy(dest, srcB);
@ -194,8 +190,8 @@ namespace Ryujinx.Graphics.Shader.Instructions
dstType |= IntegerType.S8;
}
int min = GetIntMin(dstType);
int max = GetIntMax(dstType);
int min = (int)GetIntMin(dstType);
int max = (int)GetIntMax(dstType);
srcB = dstIsSignedInt
? context.IClampS32(srcB, Const(min), Const(max))

55
Ryujinx.Graphics.Shader/Instructions/InstEmitFArith.cs
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@ -232,7 +232,7 @@ namespace Ryujinx.Graphics.Shader.Instructions
bool saturate = op.RawOpCode.Extract(op is IOpCodeReg ? 32 : 52);
Operand[] srcA = GetHalfSrcA(context);
Operand[] srcA = GetHalfSrcA(context, isAdd);
Operand[] srcB = GetHalfSrcB(context);
Operand[] res = new Operand[2];
@ -254,13 +254,17 @@ namespace Ryujinx.Graphics.Shader.Instructions
context.Copy(GetDest(context), GetHalfPacked(context, res));
}
public static void Hsetp2(EmitterContext context)
public static void Hset2(EmitterContext context)
{
OpCodeSet op = (OpCodeSet)context.CurrOp;
bool hAnd = op.RawOpCode.Extract(53);
bool isRegVariant = op is IOpCodeReg;
Condition cmpOp = op is IOpCodeReg
bool boolFloat = isRegVariant
? op.RawOpCode.Extract(49)
: op.RawOpCode.Extract(53);
Condition cmpOp = isRegVariant
? (Condition)op.RawOpCode.Extract(35, 4)
: (Condition)op.RawOpCode.Extract(49, 4);
@ -269,8 +273,49 @@ namespace Ryujinx.Graphics.Shader.Instructions
Operand[] res = new Operand[2];
res[0] = GetFPComparison(context, cmpOp, srcA[0], srcB[0]);
res[1] = GetFPComparison(context, cmpOp, srcA[1], srcB[1]);
Operand pred = GetPredicate39(context);
res[0] = GetPredLogicalOp(context, op.LogicalOp, res[0], pred);
res[1] = GetPredLogicalOp(context, op.LogicalOp, res[1], pred);
if (boolFloat)
{
res[0] = context.ConditionalSelect(res[0], ConstF(1), Const(0));
res[1] = context.ConditionalSelect(res[1], ConstF(1), Const(0));
context.Copy(GetDest(context), context.PackHalf2x16(res[0], res[1]));
}
else
{
Operand low = context.BitwiseAnd(res[0], Const(0xffff));
Operand high = context.ShiftLeft (res[1], Const(16));
Operand packed = context.BitwiseOr(low, high);
context.Copy(GetDest(context), packed);
}
}
public static void Hsetp2(EmitterContext context)
{
OpCodeSet op = (OpCodeSet)context.CurrOp;
bool isRegVariant = op is IOpCodeReg;
bool hAnd = isRegVariant
? op.RawOpCode.Extract(49)
: op.RawOpCode.Extract(53);
Condition cmpOp = isRegVariant
? (Condition)op.RawOpCode.Extract(35, 4)
: (Condition)op.RawOpCode.Extract(49, 4);
Operand[] srcA = GetHalfSrcA(context);
Operand[] srcB = GetHalfSrcB(context);
Operand p0Res = GetFPComparison(context, cmpOp, srcA[0], srcB[0]);
Operand p1Res = GetFPComparison(context, cmpOp, srcA[1], srcB[1]);
@ -280,6 +325,8 @@ namespace Ryujinx.Graphics.Shader.Instructions
p1Res = context.BitwiseNot(p0Res);
}
Operand pred = GetPredicate39(context);
p0Res = GetPredLogicalOp(context, op.LogicalOp, p0Res, pred);
p1Res = GetPredLogicalOp(context, op.LogicalOp, p1Res, pred);

8
Ryujinx.Graphics.Shader/Instructions/InstEmitHelper.cs
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@ -58,7 +58,7 @@ namespace Ryujinx.Graphics.Shader.Instructions
// TODO: Warn about invalid floating point type.
return Const(0);
return ConstF(0);
}
public static Operand GetSrcB(EmitterContext context)
@ -98,13 +98,13 @@ namespace Ryujinx.Graphics.Shader.Instructions
throw new InvalidOperationException($"Unexpected opcode type \"{context.CurrOp.GetType().Name}\".");
}
public static Operand[] GetHalfSrcA(EmitterContext context)
public static Operand[] GetHalfSrcA(EmitterContext context, bool isAdd = false)
{
OpCode op = context.CurrOp;
bool absoluteA = false, negateA = false;
if (op is IOpCodeCbuf || op is IOpCodeImm)
if (isAdd || op is IOpCodeCbuf || op is IOpCodeImm)
{
negateA = op.RawOpCode.Extract(43);
absoluteA = op.RawOpCode.Extract(44);
@ -113,7 +113,7 @@ namespace Ryujinx.Graphics.Shader.Instructions
{
absoluteA = op.RawOpCode.Extract(44);
}
else if (op is OpCodeAluImm32 && op.Emitter == InstEmit.Hadd2)
else if (op is OpCodeAluImm32 && isAdd)
{
negateA = op.RawOpCode.Extract(56);
}

5
Ryujinx.Graphics.Shader/Translation/EmitterContextInsts.cs
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@ -206,6 +206,11 @@ namespace Ryujinx.Graphics.Shader.Translation
return context.Add(Instruction.FP | Instruction.Ceiling, Local(), a);
}
public static Operand FPClamp(this EmitterContext context, Operand a, Operand b, Operand c)
{
return context.Add(Instruction.FP | Instruction.Clamp, Local(), a, b, c);
}
public static Operand FPCompareEqual(this EmitterContext context, Operand a, Operand b)
{
return context.Add(Instruction.FP | Instruction.CompareEqual, Local(), a, b);