diff options
Diffstat (limited to 'Ryujinx.Graphics/Shader/StructuredIr/InstructionInfo.cs')
| -rw-r--r-- | Ryujinx.Graphics/Shader/StructuredIr/InstructionInfo.cs | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/Ryujinx.Graphics/Shader/StructuredIr/InstructionInfo.cs b/Ryujinx.Graphics/Shader/StructuredIr/InstructionInfo.cs new file mode 100644 index 00000000..46a61553 --- /dev/null +++ b/Ryujinx.Graphics/Shader/StructuredIr/InstructionInfo.cs @@ -0,0 +1,142 @@ +using Ryujinx.Graphics.Shader.IntermediateRepresentation; +using System; + +namespace Ryujinx.Graphics.Shader.StructuredIr +{ + static class InstructionInfo + { + private struct InstInfo + { + public VariableType DestType { get; } + + public VariableType[] SrcTypes { get; } + + public InstInfo(VariableType destType, params VariableType[] srcTypes) + { + DestType = destType; + SrcTypes = srcTypes; + } + } + + private static InstInfo[] _infoTbl; + + static InstructionInfo() + { + _infoTbl = new InstInfo[(int)Instruction.Count]; + + Add(Instruction.Absolute, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.Add, VariableType.Scalar, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.BitfieldExtractS32, VariableType.S32, VariableType.S32, VariableType.S32, VariableType.S32); + Add(Instruction.BitfieldExtractU32, VariableType.U32, VariableType.U32, VariableType.S32, VariableType.S32); + Add(Instruction.BitfieldInsert, VariableType.Int, VariableType.Int, VariableType.Int, VariableType.S32, VariableType.S32); + Add(Instruction.BitfieldReverse, VariableType.Int, VariableType.Int); + Add(Instruction.BitwiseAnd, VariableType.Int, VariableType.Int, VariableType.Int); + Add(Instruction.BitwiseExclusiveOr, VariableType.Int, VariableType.Int, VariableType.Int); + Add(Instruction.BitwiseNot, VariableType.Int, VariableType.Int); + Add(Instruction.BitwiseOr, VariableType.Int, VariableType.Int, VariableType.Int); + Add(Instruction.BranchIfTrue, VariableType.None, VariableType.Bool); + Add(Instruction.BranchIfFalse, VariableType.None, VariableType.Bool); + Add(Instruction.Ceiling, VariableType.F32, VariableType.F32, VariableType.F32); + Add(Instruction.Clamp, VariableType.Scalar, VariableType.Scalar, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.ClampU32, VariableType.U32, VariableType.U32, VariableType.U32, VariableType.U32); + Add(Instruction.CompareEqual, VariableType.Bool, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.CompareGreater, VariableType.Bool, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.CompareGreaterOrEqual, VariableType.Bool, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.CompareGreaterOrEqualU32, VariableType.Bool, VariableType.U32, VariableType.U32); + Add(Instruction.CompareGreaterU32, VariableType.Bool, VariableType.U32, VariableType.U32); + Add(Instruction.CompareLess, VariableType.Bool, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.CompareLessOrEqual, VariableType.Bool, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.CompareLessOrEqualU32, VariableType.Bool, VariableType.U32, VariableType.U32); + Add(Instruction.CompareLessU32, VariableType.Bool, VariableType.U32, VariableType.U32); + Add(Instruction.CompareNotEqual, VariableType.Bool, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.ConditionalSelect, VariableType.Scalar, VariableType.Bool, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.ConvertFPToS32, VariableType.S32, VariableType.F32); + Add(Instruction.ConvertS32ToFP, VariableType.F32, VariableType.S32); + Add(Instruction.ConvertU32ToFP, VariableType.F32, VariableType.U32); + Add(Instruction.Cosine, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.Divide, VariableType.Scalar, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.ExponentB2, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.Floor, VariableType.F32, VariableType.F32); + Add(Instruction.FusedMultiplyAdd, VariableType.F32, VariableType.F32, VariableType.F32, VariableType.F32); + Add(Instruction.IsNan, VariableType.Bool, VariableType.F32); + Add(Instruction.LoadConstant, VariableType.F32, VariableType.S32, VariableType.S32); + Add(Instruction.LogarithmB2, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.LogicalAnd, VariableType.Bool, VariableType.Bool, VariableType.Bool); + Add(Instruction.LogicalExclusiveOr, VariableType.Bool, VariableType.Bool, VariableType.Bool); + Add(Instruction.LogicalNot, VariableType.Bool, VariableType.Bool); + Add(Instruction.LogicalOr, VariableType.Bool, VariableType.Bool, VariableType.Bool); + Add(Instruction.ShiftLeft, VariableType.Int, VariableType.Int, VariableType.Int); + Add(Instruction.ShiftRightS32, VariableType.S32, VariableType.S32, VariableType.Int); + Add(Instruction.ShiftRightU32, VariableType.U32, VariableType.U32, VariableType.Int); + Add(Instruction.Maximum, VariableType.Scalar, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.MaximumU32, VariableType.U32, VariableType.U32, VariableType.U32); + Add(Instruction.Minimum, VariableType.Scalar, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.MinimumU32, VariableType.U32, VariableType.U32, VariableType.U32); + Add(Instruction.Multiply, VariableType.Scalar, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.Negate, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.PackHalf2x16, VariableType.U32, VariableType.F32, VariableType.F32); + Add(Instruction.ReciprocalSquareRoot, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.Sine, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.SquareRoot, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.Subtract, VariableType.Scalar, VariableType.Scalar, VariableType.Scalar); + Add(Instruction.TextureSample, VariableType.F32); + Add(Instruction.TextureSize, VariableType.S32, VariableType.S32, VariableType.S32); + Add(Instruction.Truncate, VariableType.F32, VariableType.F32); + Add(Instruction.UnpackHalf2x16, VariableType.F32, VariableType.U32); + } + + private static void Add(Instruction inst, VariableType destType, params VariableType[] srcTypes) + { + _infoTbl[(int)inst] = new InstInfo(destType, srcTypes); + } + + public static VariableType GetDestVarType(Instruction inst) + { + return GetFinalVarType(_infoTbl[(int)(inst & Instruction.Mask)].DestType, inst); + } + + public static VariableType GetSrcVarType(Instruction inst, int index) + { + if (inst == Instruction.TextureSample) + { + return VariableType.F32; + } + + return GetFinalVarType(_infoTbl[(int)(inst & Instruction.Mask)].SrcTypes[index], inst); + } + + private static VariableType GetFinalVarType(VariableType type, Instruction inst) + { + if (type == VariableType.Scalar) + { + return (inst & Instruction.FP) != 0 + ? VariableType.F32 + : VariableType.S32; + } + else if (type == VariableType.Int) + { + return VariableType.S32; + } + else if (type == VariableType.None) + { + throw new ArgumentException($"Invalid operand for instruction \"{inst}\"."); + } + + return type; + } + + public static bool IsUnary(Instruction inst) + { + if (inst == Instruction.Copy) + { + return true; + } + else if (inst == Instruction.TextureSample) + { + return false; + } + + return _infoTbl[(int)(inst & Instruction.Mask)].SrcTypes.Length == 1; + } + } +}
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