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authorTSR Berry <20988865+TSRBerry@users.noreply.github.com>2023-04-08 01:22:00 +0200
committerMary <thog@protonmail.com>2023-04-27 23:51:14 +0200
commitcee712105850ac3385cd0091a923438167433f9f (patch)
tree4a5274b21d8b7f938c0d0ce18736d3f2993b11b1 /Ryujinx.Graphics.Shader/Instructions/InstEmitVideoArithmetic.cs
parentcd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff)
Move solution and projects to src
Diffstat (limited to 'Ryujinx.Graphics.Shader/Instructions/InstEmitVideoArithmetic.cs')
-rw-r--r--Ryujinx.Graphics.Shader/Instructions/InstEmitVideoArithmetic.cs118
1 files changed, 0 insertions, 118 deletions
diff --git a/Ryujinx.Graphics.Shader/Instructions/InstEmitVideoArithmetic.cs b/Ryujinx.Graphics.Shader/Instructions/InstEmitVideoArithmetic.cs
deleted file mode 100644
index 2d84c5bd..00000000
--- a/Ryujinx.Graphics.Shader/Instructions/InstEmitVideoArithmetic.cs
+++ /dev/null
@@ -1,118 +0,0 @@
-using Ryujinx.Graphics.Shader.Decoders;
-using Ryujinx.Graphics.Shader.IntermediateRepresentation;
-using Ryujinx.Graphics.Shader.Translation;
-
-using static Ryujinx.Graphics.Shader.Instructions.InstEmitHelper;
-using static Ryujinx.Graphics.Shader.IntermediateRepresentation.OperandHelper;
-
-namespace Ryujinx.Graphics.Shader.Instructions
-{
- static partial class InstEmit
- {
- public static void Vmad(EmitterContext context)
- {
- InstVmad op = context.GetOp<InstVmad>();
-
- bool aSigned = (op.ASelect & VectorSelect.S8B0) != 0;
- bool bSigned = (op.BSelect & VectorSelect.S8B0) != 0;
-
- Operand srcA = InstEmitAluHelper.Extend(context, GetSrcReg(context, op.SrcA), op.ASelect);
- Operand srcC = context.INegate(GetSrcReg(context, op.SrcC), op.AvgMode == AvgMode.NegB);
- Operand srcB;
-
- if (op.BVideo)
- {
- srcB = InstEmitAluHelper.Extend(context, GetSrcReg(context, op.SrcB), op.BSelect);
- }
- else
- {
- int imm = op.Imm16;
-
- if (bSigned)
- {
- imm = (imm << 16) >> 16;
- }
-
- srcB = Const(imm);
- }
-
- Operand productLow = context.IMultiply(srcA, srcB);
- Operand productHigh;
-
- if (aSigned == bSigned)
- {
- productHigh = aSigned
- ? context.MultiplyHighS32(srcA, srcB)
- : context.MultiplyHighU32(srcA, srcB);
- }
- else
- {
- Operand temp = aSigned
- ? context.IMultiply(srcB, context.ShiftRightS32(srcA, Const(31)))
- : context.IMultiply(srcA, context.ShiftRightS32(srcB, Const(31)));
-
- productHigh = context.IAdd(temp, context.MultiplyHighU32(srcA, srcB));
- }
-
- if (op.AvgMode == AvgMode.NegA)
- {
- (productLow, productHigh) = InstEmitAluHelper.NegateLong(context, productLow, productHigh);
- }
-
- Operand resLow = InstEmitAluHelper.AddWithCarry(context, productLow, srcC, out Operand sumCarry);
- Operand resHigh = context.IAdd(productHigh, sumCarry);
-
- if (op.AvgMode == AvgMode.PlusOne)
- {
- resLow = InstEmitAluHelper.AddWithCarry(context, resLow, Const(1), out Operand poCarry);
- resHigh = context.IAdd(resHigh, poCarry);
- }
-
- bool resSigned = op.ASelect == VectorSelect.S32 ||
- op.BSelect == VectorSelect.S32 ||
- op.AvgMode == AvgMode.NegB ||
- op.AvgMode == AvgMode.NegA;
-
- int shift = op.VideoScale switch
- {
- VideoScale.Shr7 => 7,
- VideoScale.Shr15 => 15,
- _ => 0
- };
-
- if (shift != 0)
- {
- // Low = (Low >> Shift) | (High << (32 - Shift))
- // High >>= Shift
- resLow = context.ShiftRightU32(resLow, Const(shift));
- resLow = context.BitwiseOr(resLow, context.ShiftLeft(resHigh, Const(32 - shift)));
- resHigh = resSigned
- ? context.ShiftRightS32(resHigh, Const(shift))
- : context.ShiftRightU32(resHigh, Const(shift));
- }
-
- Operand res = resLow;
-
- if (op.Sat)
- {
- Operand sign = context.ShiftRightS32(resHigh, Const(31));
-
- if (resSigned)
- {
- Operand overflow = context.ICompareNotEqual(resHigh, context.ShiftRightS32(resLow, Const(31)));
- Operand clampValue = context.ConditionalSelect(sign, Const(int.MinValue), Const(int.MaxValue));
- res = context.ConditionalSelect(overflow, clampValue, resLow);
- }
- else
- {
- Operand overflow = context.ICompareNotEqual(resHigh, Const(0));
- res = context.ConditionalSelect(overflow, context.BitwiseNot(sign), resLow);
- }
- }
-
- context.Copy(GetDest(op.Dest), res);
-
- // TODO: CC.
- }
- }
-} \ No newline at end of file