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ryujinx
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Ryujinx.Graphics.Shader
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StructuredIr
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InstructionInfo.cs

InstructionInfo.cs 15 KB
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  1. using Ryujinx.Graphics.Shader.IntermediateRepresentation;
    2. 

  2. using Ryujinx.Graphics.Shader.Translation;
    3. 

  3. using System;
    4. 

  4. 

  5. namespace Ryujinx.Graphics.Shader.StructuredIr
    6. 

  6. {
    7. 

  7.     static class InstructionInfo
    8. 

  8.     {
    9. 

  9.         private readonly struct InstInfo
    10. 

  10.         {
    11. 

  11.             public AggregateType DestType { get; }
    12. 

  12. 

  13.             public AggregateType[] SrcTypes { get; }
    14. 

  14. 

  15.             public InstInfo(AggregateType destType, params AggregateType[] srcTypes)
    16. 

  16.             {
    17. 

  17.                 DestType = destType;
    18. 

  18.                 SrcTypes = srcTypes;
    19. 

  19.             }
    20. 

  20.         }
    21. 

  21. 

  22.         private static readonly InstInfo[] _infoTbl;
    23. 

  23. 

  24.         static InstructionInfo()
    25. 

  25.         {
    26. 

  26.             _infoTbl = new InstInfo[(int)Instruction.Count];
    27. 

  27. 

  28. #pragma warning disable IDE0055 // Disable formatting
    29. 

  29.             //  Inst                                  Destination type      Source 1 type          Source 2 type          Source 3 type          Source 4 type
    30. 

  30.             Add(Instruction.AtomicAdd,                AggregateType.U32,    AggregateType.S32,     AggregateType.S32,     AggregateType.U32);
    31. 

  31.             Add(Instruction.AtomicAnd,                AggregateType.U32,    AggregateType.S32,     AggregateType.S32,     AggregateType.U32);
    32. 

  32.             Add(Instruction.AtomicCompareAndSwap,     AggregateType.U32,    AggregateType.S32,     AggregateType.S32,     AggregateType.U32,     AggregateType.U32);
    33. 

  33.             Add(Instruction.AtomicMaxS32,             AggregateType.S32,    AggregateType.S32,     AggregateType.S32,     AggregateType.S32);
    34. 

  34.             Add(Instruction.AtomicMaxU32,             AggregateType.U32,    AggregateType.S32,     AggregateType.S32,     AggregateType.U32);
    35. 

  35.             Add(Instruction.AtomicMinS32,             AggregateType.S32,    AggregateType.S32,     AggregateType.S32,     AggregateType.S32);
    36. 

  36.             Add(Instruction.AtomicMinU32,             AggregateType.U32,    AggregateType.S32,     AggregateType.S32,     AggregateType.U32);
    37. 

  37.             Add(Instruction.AtomicOr,                 AggregateType.U32,    AggregateType.S32,     AggregateType.S32,     AggregateType.U32);
    38. 

  38.             Add(Instruction.AtomicSwap,               AggregateType.U32,    AggregateType.S32,     AggregateType.S32,     AggregateType.U32);
    39. 

  39.             Add(Instruction.AtomicXor,                AggregateType.U32,    AggregateType.S32,     AggregateType.S32,     AggregateType.U32);
    40. 

  40.             Add(Instruction.Absolute,                 AggregateType.Scalar, AggregateType.Scalar);
    41. 

  41.             Add(Instruction.Add,                      AggregateType.Scalar, AggregateType.Scalar,  AggregateType.Scalar);
    42. 

  42.             Add(Instruction.Ballot,                   AggregateType.U32,    AggregateType.Bool);
    43. 

  43.             Add(Instruction.BitCount,                 AggregateType.S32,    AggregateType.S32);
    44. 

  44.             Add(Instruction.BitfieldExtractS32,       AggregateType.S32,    AggregateType.S32,     AggregateType.S32,     AggregateType.S32);
    45. 

  45.             Add(Instruction.BitfieldExtractU32,       AggregateType.U32,    AggregateType.U32,     AggregateType.S32,     AggregateType.S32);
    46. 

  46.             Add(Instruction.BitfieldInsert,           AggregateType.S32,    AggregateType.S32,     AggregateType.S32,     AggregateType.S32,     AggregateType.S32);
    47. 

  47.             Add(Instruction.BitfieldReverse,          AggregateType.S32,    AggregateType.S32);
    48. 

  48.             Add(Instruction.BitwiseAnd,               AggregateType.S32,    AggregateType.S32,     AggregateType.S32);
    49. 

  49.             Add(Instruction.BitwiseExclusiveOr,       AggregateType.S32,    AggregateType.S32,     AggregateType.S32);
    50. 

  50.             Add(Instruction.BitwiseNot,               AggregateType.S32,    AggregateType.S32);
    51. 

  51.             Add(Instruction.BitwiseOr,                AggregateType.S32,    AggregateType.S32,     AggregateType.S32);
    52. 

  52.             Add(Instruction.BranchIfTrue,             AggregateType.Void,   AggregateType.Bool);
    53. 

  53.             Add(Instruction.BranchIfFalse,            AggregateType.Void,   AggregateType.Bool);
    54. 

  54.             Add(Instruction.Call,                     AggregateType.Scalar);
    55. 

  55.             Add(Instruction.Ceiling,                  AggregateType.Scalar, AggregateType.Scalar,  AggregateType.Scalar);
    56. 

  56.             Add(Instruction.Clamp,                    AggregateType.Scalar, AggregateType.Scalar,  AggregateType.Scalar,  AggregateType.Scalar);
    57. 

  57.             Add(Instruction.ClampU32,                 AggregateType.U32,    AggregateType.U32,     AggregateType.U32,     AggregateType.U32);
    58. 

  58.             Add(Instruction.CompareEqual,             AggregateType.Bool,   AggregateType.Scalar,  AggregateType.Scalar);
    59. 

  59.             Add(Instruction.CompareGreater,           AggregateType.Bool,   AggregateType.Scalar,  AggregateType.Scalar);
    60. 

  60.             Add(Instruction.CompareGreaterOrEqual,    AggregateType.Bool,   AggregateType.Scalar,  AggregateType.Scalar);
    61. 

  61.             Add(Instruction.CompareGreaterOrEqualU32, AggregateType.Bool,   AggregateType.U32,     AggregateType.U32);
    62. 

  62.             Add(Instruction.CompareGreaterU32,        AggregateType.Bool,   AggregateType.U32,     AggregateType.U32);
    63. 

  63.             Add(Instruction.CompareLess,              AggregateType.Bool,   AggregateType.Scalar,  AggregateType.Scalar);
    64. 

  64.             Add(Instruction.CompareLessOrEqual,       AggregateType.Bool,   AggregateType.Scalar,  AggregateType.Scalar);
    65. 

  65.             Add(Instruction.CompareLessOrEqualU32,    AggregateType.Bool,   AggregateType.U32,     AggregateType.U32);
    66. 

  66.             Add(Instruction.CompareLessU32,           AggregateType.Bool,   AggregateType.U32,     AggregateType.U32);
    67. 

  67.             Add(Instruction.CompareNotEqual,          AggregateType.Bool,   AggregateType.Scalar,  AggregateType.Scalar);
    68. 

  68.             Add(Instruction.ConditionalSelect,        AggregateType.Scalar, AggregateType.Bool,    AggregateType.Scalar,  AggregateType.Scalar);
    69. 

  69.             Add(Instruction.ConvertFP32ToFP64,        AggregateType.FP64,   AggregateType.FP32);
    70. 

  70.             Add(Instruction.ConvertFP64ToFP32,        AggregateType.FP32,   AggregateType.FP64);
    71. 

  71.             Add(Instruction.ConvertFP32ToS32,         AggregateType.S32,    AggregateType.FP32);
    72. 

  72.             Add(Instruction.ConvertFP32ToU32,         AggregateType.U32,    AggregateType.FP32);
    73. 

  73.             Add(Instruction.ConvertFP64ToS32,         AggregateType.S32,    AggregateType.FP64);
    74. 

  74.             Add(Instruction.ConvertFP64ToU32,         AggregateType.U32,    AggregateType.FP64);
    75. 

  75.             Add(Instruction.ConvertS32ToFP32,         AggregateType.FP32,   AggregateType.S32);
    76. 

  76.             Add(Instruction.ConvertS32ToFP64,         AggregateType.FP64,   AggregateType.S32);
    77. 

  77.             Add(Instruction.ConvertU32ToFP32,         AggregateType.FP32,   AggregateType.U32);
    78. 

  78.             Add(Instruction.ConvertU32ToFP64,         AggregateType.FP64,   AggregateType.U32);
    79. 

  79.             Add(Instruction.Cosine,                   AggregateType.Scalar, AggregateType.Scalar);
    80. 

  80.             Add(Instruction.Ddx,                      AggregateType.FP32,   AggregateType.FP32);
    81. 

  81.             Add(Instruction.Ddy,                      AggregateType.FP32,   AggregateType.FP32);
    82. 

  82.             Add(Instruction.Divide,                   AggregateType.Scalar, AggregateType.Scalar,  AggregateType.Scalar);
    83. 

  83.             Add(Instruction.ExponentB2,               AggregateType.Scalar, AggregateType.Scalar);
    84. 

  84.             Add(Instruction.FindLSB,                  AggregateType.S32,    AggregateType.S32);
    85. 

  85.             Add(Instruction.FindMSBS32,               AggregateType.S32,    AggregateType.S32);
    86. 

  86.             Add(Instruction.FindMSBU32,               AggregateType.S32,    AggregateType.U32);
    87. 

  87.             Add(Instruction.Floor,                    AggregateType.Scalar, AggregateType.Scalar);
    88. 

  88.             Add(Instruction.FusedMultiplyAdd,         AggregateType.Scalar, AggregateType.Scalar,  AggregateType.Scalar,  AggregateType.Scalar);
    89. 

  89.             Add(Instruction.ImageLoad,                AggregateType.FP32);
    90. 

  90.             Add(Instruction.ImageStore,               AggregateType.Void);
    91. 

  91.             Add(Instruction.ImageAtomic,              AggregateType.S32);
    92. 

  92.             Add(Instruction.IsNan,                    AggregateType.Bool,   AggregateType.Scalar);
    93. 

  93.             Add(Instruction.Load,                     AggregateType.FP32);
    94. 

  94.             Add(Instruction.Lod,                      AggregateType.FP32);
    95. 

  95.             Add(Instruction.LogarithmB2,              AggregateType.Scalar, AggregateType.Scalar);
    96. 

  96.             Add(Instruction.LogicalAnd,               AggregateType.Bool,   AggregateType.Bool,    AggregateType.Bool);
    97. 

  97.             Add(Instruction.LogicalExclusiveOr,       AggregateType.Bool,   AggregateType.Bool,    AggregateType.Bool);
    98. 

  98.             Add(Instruction.LogicalNot,               AggregateType.Bool,   AggregateType.Bool);
    99. 

  99.             Add(Instruction.LogicalOr,                AggregateType.Bool,   AggregateType.Bool,    AggregateType.Bool);
    100. 

  100.             Add(Instruction.Maximum,                  AggregateType.Scalar, AggregateType.Scalar,  AggregateType.Scalar);
    101. 

  101.             Add(Instruction.MaximumU32,               AggregateType.U32,    AggregateType.U32,     AggregateType.U32);
    102. 

  102.             Add(Instruction.Minimum,                  AggregateType.Scalar, AggregateType.Scalar,  AggregateType.Scalar);
    103. 

  103.             Add(Instruction.MinimumU32,               AggregateType.U32,    AggregateType.U32,     AggregateType.U32);
    104. 

  104.             Add(Instruction.Modulo,                   AggregateType.Scalar, AggregateType.Scalar,  AggregateType.Scalar);
    105. 

  105.             Add(Instruction.Multiply,                 AggregateType.Scalar, AggregateType.Scalar,  AggregateType.Scalar);
    106. 

  106.             Add(Instruction.MultiplyHighS32,          AggregateType.S32,    AggregateType.S32,     AggregateType.S32);
    107. 

  107.             Add(Instruction.MultiplyHighU32,          AggregateType.U32,    AggregateType.U32,     AggregateType.U32);
    108. 

  108.             Add(Instruction.Negate,                   AggregateType.Scalar, AggregateType.Scalar);
    109. 

  109.             Add(Instruction.PackDouble2x32,           AggregateType.FP64,   AggregateType.U32,     AggregateType.U32);
    110. 

  110.             Add(Instruction.PackHalf2x16,             AggregateType.U32,    AggregateType.FP32,    AggregateType.FP32);
    111. 

  111.             Add(Instruction.ReciprocalSquareRoot,     AggregateType.Scalar, AggregateType.Scalar);
    112. 

  112.             Add(Instruction.Return,                   AggregateType.Void,   AggregateType.U32);
    113. 

  113.             Add(Instruction.Round,                    AggregateType.Scalar, AggregateType.Scalar);
    114. 

  114.             Add(Instruction.ShiftLeft,                AggregateType.S32,    AggregateType.S32,     AggregateType.S32);
    115. 

  115.             Add(Instruction.ShiftRightS32,            AggregateType.S32,    AggregateType.S32,     AggregateType.S32);
    116. 

  116.             Add(Instruction.ShiftRightU32,            AggregateType.U32,    AggregateType.U32,     AggregateType.S32);
    117. 

  117.             Add(Instruction.Shuffle,                  AggregateType.FP32,   AggregateType.FP32,    AggregateType.U32);
    118. 

  118.             Add(Instruction.ShuffleDown,              AggregateType.FP32,   AggregateType.FP32,    AggregateType.U32);
    119. 

  119.             Add(Instruction.ShuffleUp,                AggregateType.FP32,   AggregateType.FP32,    AggregateType.U32);
    120. 

  120.             Add(Instruction.ShuffleXor,               AggregateType.FP32,   AggregateType.FP32,    AggregateType.U32);
    121. 

  121.             Add(Instruction.Sine,                     AggregateType.Scalar, AggregateType.Scalar);
    122. 

  122.             Add(Instruction.SquareRoot,               AggregateType.Scalar, AggregateType.Scalar);
    123. 

  123.             Add(Instruction.Store,                    AggregateType.Void);
    124. 

  124.             Add(Instruction.Subtract,                 AggregateType.Scalar, AggregateType.Scalar,  AggregateType.Scalar);
    125. 

  125.             Add(Instruction.SwizzleAdd,               AggregateType.FP32,   AggregateType.FP32,    AggregateType.FP32,    AggregateType.S32);
    126. 

  126.             Add(Instruction.TextureSample,            AggregateType.FP32);
    127. 

  127.             Add(Instruction.TextureQuerySamples,      AggregateType.S32,    AggregateType.S32);
    128. 

  128.             Add(Instruction.TextureQuerySize,         AggregateType.S32,    AggregateType.S32,     AggregateType.S32);
    129. 

  129.             Add(Instruction.Truncate,                 AggregateType.Scalar, AggregateType.Scalar);
    130. 

  130.             Add(Instruction.UnpackDouble2x32,         AggregateType.U32,    AggregateType.FP64);
    131. 

  131.             Add(Instruction.UnpackHalf2x16,           AggregateType.FP32,   AggregateType.U32);
    132. 

  132.             Add(Instruction.VectorExtract,            AggregateType.Scalar, AggregateType.Vector4, AggregateType.S32);
    133. 

  133.             Add(Instruction.VoteAll,                  AggregateType.Bool,   AggregateType.Bool);
    134. 

  134.             Add(Instruction.VoteAllEqual,             AggregateType.Bool,   AggregateType.Bool);
    135. 

  135.             Add(Instruction.VoteAny,                  AggregateType.Bool,   AggregateType.Bool);
    136. 

  136. #pragma warning restore IDE0055
    137. 

  137.         }
    138. 

  138. 

  139.         private static void Add(Instruction inst, AggregateType destType, params AggregateType[] srcTypes)
    140. 

  140.         {
    141. 

  141.             _infoTbl[(int)inst] = new InstInfo(destType, srcTypes);
    142. 

  142.         }
    143. 

  143. 

  144.         public static AggregateType GetDestVarType(Instruction inst)
    145. 

  145.         {
    146. 

  146.             return GetFinalVarType(_infoTbl[(int)(inst & Instruction.Mask)].DestType, inst);
    147. 

  147.         }
    148. 

  148. 

  149.         public static AggregateType GetSrcVarType(Instruction inst, int index)
    150. 

  150.         {
    151. 

  151.             // TODO: Return correct type depending on source index,
    152. 

  152.             // that can improve the decompiler output.
    153. 

  153.             if (inst == Instruction.ImageLoad ||
    154. 

  154.                 inst == Instruction.ImageStore ||
    155. 

  155.                 inst == Instruction.ImageAtomic ||
    156. 

  156.                 inst == Instruction.Lod ||
    157. 

  157.                 inst == Instruction.TextureSample)
    158. 

  158.             {
    159. 

  159.                 return AggregateType.FP32;
    160. 

  160.             }
    161. 

  161.             else if (inst == Instruction.Call || inst == Instruction.Load || inst == Instruction.Store || inst.IsAtomic())
    162. 

  162.             {
    163. 

  163.                 return AggregateType.S32;
    164. 

  164.             }
    165. 

  165. 

  166.             return GetFinalVarType(_infoTbl[(int)(inst & Instruction.Mask)].SrcTypes[index], inst);
    167. 

  167.         }
    168. 

  168. 

  169.         private static AggregateType GetFinalVarType(AggregateType type, Instruction inst)
    170. 

  170.         {
    171. 

  171.             if (type == AggregateType.Scalar)
    172. 

  172.             {
    173. 

  173.                 if ((inst & Instruction.FP32) != 0)
    174. 

  174.                 {
    175. 

  175.                     return AggregateType.FP32;
    176. 

  176.                 }
    177. 

  177.                 else if ((inst & Instruction.FP64) != 0)
    178. 

  178.                 {
    179. 

  179.                     return AggregateType.FP64;
    180. 

  180.                 }
    181. 

  181.                 else
    182. 

  182.                 {
    183. 

  183.                     return AggregateType.S32;
    184. 

  184.                 }
    185. 

  185.             }
    186. 

  186.             else if (type == AggregateType.Void)
    187. 

  187.             {
    188. 

  188.                 throw new ArgumentException($"Invalid operand for instruction \"{inst}\".");
    189. 

  189.             }
    190. 

  190. 

  191.             return type;
    192. 

  192.         }
    193. 

  193. 

  194.         public static bool IsUnary(Instruction inst)
    195. 

  195.         {
    196. 

  196.             if (inst == Instruction.Copy)
    197. 

  197.             {
    198. 

  198.                 return true;
    199. 

  199.             }
    200. 

  200.             else if (inst == Instruction.TextureSample)
    201. 

  201.             {
    202. 

  202.                 return false;
    203. 

  203.             }
    204. 

  204. 

  205.             return _infoTbl[(int)(inst & Instruction.Mask)].SrcTypes.Length == 1;
    206. 

  206.         }
    207. 

  207.     }
    208. 

  208. }
    209.