Главная Обзор Помощь
Регистрация Вход
alancnet
/
ryujinx
1
0
Ответвить 0
Файлы Задачи 0 Запросы на слияние 0 Вики
Дерево: d786d8d2b9
Ветки Метки
ryujinx
/
Ryujinx.Graphics.Shader
/
StructuredIr
/
InstructionInfo.cs

InstructionInfo.cs 10 KB
История Исходник

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157 
  1. using Ryujinx.Graphics.Shader.IntermediateRepresentation;
    2. 

  2. using System;
    3. 

  3. 

  4. namespace Ryujinx.Graphics.Shader.StructuredIr
    5. 

  5. {
    6. 

  6.     static class InstructionInfo
    7. 

  7.     {
    8. 

  8.         private struct InstInfo
    9. 

  9.         {
    10. 

  10.             public VariableType DestType { get; }
    11. 

  11. 

  12.             public VariableType[] SrcTypes { get; }
    13. 

  13. 

  14.             public InstInfo(VariableType destType, params VariableType[] srcTypes)
    15. 

  15.             {
    16. 

  16.                 DestType = destType;
    17. 

  17.                 SrcTypes = srcTypes;
    18. 

  18.             }
    19. 

  19.         }
    20. 

  20. 

  21.         private static InstInfo[] _infoTbl;
    22. 

  22. 

  23.         static InstructionInfo()
    24. 

  24.         {
    25. 

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

  26. 

  27.             //  Inst                                  Destination type     Source 1 type        Source 2 type        Source 3 type        Source 4 type
    28. 

  28.             Add(Instruction.Absolute,                 VariableType.Scalar, VariableType.Scalar);
    29. 

  29.             Add(Instruction.Add,                      VariableType.Scalar, VariableType.Scalar, VariableType.Scalar);
    30. 

  30.             Add(Instruction.BitfieldExtractS32,       VariableType.S32,    VariableType.S32,    VariableType.S32,    VariableType.S32);
    31. 

  31.             Add(Instruction.BitfieldExtractU32,       VariableType.U32,    VariableType.U32,    VariableType.S32,    VariableType.S32);
    32. 

  32.             Add(Instruction.BitfieldInsert,           VariableType.Int,    VariableType.Int,    VariableType.Int,    VariableType.S32,    VariableType.S32);
    33. 

  33.             Add(Instruction.BitfieldReverse,          VariableType.Int,    VariableType.Int);
    34. 

  34.             Add(Instruction.BitwiseAnd,               VariableType.Int,    VariableType.Int,    VariableType.Int);
    35. 

  35.             Add(Instruction.BitwiseExclusiveOr,       VariableType.Int,    VariableType.Int,    VariableType.Int);
    36. 

  36.             Add(Instruction.BitwiseNot,               VariableType.Int,    VariableType.Int);
    37. 

  37.             Add(Instruction.BitwiseOr,                VariableType.Int,    VariableType.Int,    VariableType.Int);
    38. 

  38.             Add(Instruction.BranchIfTrue,             VariableType.None,   VariableType.Bool);
    39. 

  39.             Add(Instruction.BranchIfFalse,            VariableType.None,   VariableType.Bool);
    40. 

  40.             Add(Instruction.Ceiling,                  VariableType.F32,    VariableType.F32,    VariableType.F32);
    41. 

  41.             Add(Instruction.Clamp,                    VariableType.Scalar, VariableType.Scalar, VariableType.Scalar, VariableType.Scalar);
    42. 

  42.             Add(Instruction.ClampU32,                 VariableType.U32,    VariableType.U32,    VariableType.U32,    VariableType.U32);
    43. 

  43.             Add(Instruction.CompareEqual,             VariableType.Bool,   VariableType.Scalar, VariableType.Scalar);
    44. 

  44.             Add(Instruction.CompareGreater,           VariableType.Bool,   VariableType.Scalar, VariableType.Scalar);
    45. 

  45.             Add(Instruction.CompareGreaterOrEqual,    VariableType.Bool,   VariableType.Scalar, VariableType.Scalar);
    46. 

  46.             Add(Instruction.CompareGreaterOrEqualU32, VariableType.Bool,   VariableType.U32,    VariableType.U32);
    47. 

  47.             Add(Instruction.CompareGreaterU32,        VariableType.Bool,   VariableType.U32,    VariableType.U32);
    48. 

  48.             Add(Instruction.CompareLess,              VariableType.Bool,   VariableType.Scalar, VariableType.Scalar);
    49. 

  49.             Add(Instruction.CompareLessOrEqual,       VariableType.Bool,   VariableType.Scalar, VariableType.Scalar);
    50. 

  50.             Add(Instruction.CompareLessOrEqualU32,    VariableType.Bool,   VariableType.U32,    VariableType.U32);
    51. 

  51.             Add(Instruction.CompareLessU32,           VariableType.Bool,   VariableType.U32,    VariableType.U32);
    52. 

  52.             Add(Instruction.CompareNotEqual,          VariableType.Bool,   VariableType.Scalar, VariableType.Scalar);
    53. 

  53.             Add(Instruction.ConditionalSelect,        VariableType.Scalar, VariableType.Bool,   VariableType.Scalar, VariableType.Scalar);
    54. 

  54.             Add(Instruction.ConvertFPToS32,           VariableType.S32,    VariableType.F32);
    55. 

  55.             Add(Instruction.ConvertS32ToFP,           VariableType.F32,    VariableType.S32);
    56. 

  56.             Add(Instruction.ConvertU32ToFP,           VariableType.F32,    VariableType.U32);
    57. 

  57.             Add(Instruction.Cosine,                   VariableType.Scalar, VariableType.Scalar);
    58. 

  58.             Add(Instruction.Divide,                   VariableType.Scalar, VariableType.Scalar, VariableType.Scalar);
    59. 

  59.             Add(Instruction.ExponentB2,               VariableType.Scalar, VariableType.Scalar);
    60. 

  60.             Add(Instruction.Floor,                    VariableType.F32,    VariableType.F32);
    61. 

  61.             Add(Instruction.FusedMultiplyAdd,         VariableType.F32,    VariableType.F32,    VariableType.F32,    VariableType.F32);
    62. 

  62.             Add(Instruction.ImageLoad,                VariableType.F32);
    63. 

  63.             Add(Instruction.ImageStore,               VariableType.None);
    64. 

  64.             Add(Instruction.IsNan,                    VariableType.Bool,   VariableType.F32);
    65. 

  65.             Add(Instruction.LoadAttribute,            VariableType.F32,    VariableType.S32,    VariableType.S32);
    66. 

  66.             Add(Instruction.LoadConstant,             VariableType.F32,    VariableType.S32,    VariableType.S32);
    67. 

  67.             Add(Instruction.LoadGlobal,               VariableType.F32,    VariableType.S32,    VariableType.S32);
    68. 

  68.             Add(Instruction.LoadLocal,                VariableType.F32,    VariableType.S32);
    69. 

  69.             Add(Instruction.LoadStorage,              VariableType.F32,    VariableType.S32,    VariableType.S32);
    70. 

  70.             Add(Instruction.LogarithmB2,              VariableType.Scalar, VariableType.Scalar);
    71. 

  71.             Add(Instruction.LogicalAnd,               VariableType.Bool,   VariableType.Bool,   VariableType.Bool);
    72. 

  72.             Add(Instruction.LogicalExclusiveOr,       VariableType.Bool,   VariableType.Bool,   VariableType.Bool);
    73. 

  73.             Add(Instruction.LogicalNot,               VariableType.Bool,   VariableType.Bool);
    74. 

  74.             Add(Instruction.LogicalOr,                VariableType.Bool,   VariableType.Bool,   VariableType.Bool);
    75. 

  75.             Add(Instruction.ShiftLeft,                VariableType.Int,    VariableType.Int,    VariableType.Int);
    76. 

  76.             Add(Instruction.ShiftRightS32,            VariableType.S32,    VariableType.S32,    VariableType.Int);
    77. 

  77.             Add(Instruction.ShiftRightU32,            VariableType.U32,    VariableType.U32,    VariableType.Int);
    78. 

  78.             Add(Instruction.Maximum,                  VariableType.Scalar, VariableType.Scalar, VariableType.Scalar);
    79. 

  79.             Add(Instruction.MaximumU32,               VariableType.U32,    VariableType.U32,    VariableType.U32);
    80. 

  80.             Add(Instruction.Minimum,                  VariableType.Scalar, VariableType.Scalar, VariableType.Scalar);
    81. 

  81.             Add(Instruction.MinimumU32,               VariableType.U32,    VariableType.U32,    VariableType.U32);
    82. 

  82.             Add(Instruction.Multiply,                 VariableType.Scalar, VariableType.Scalar, VariableType.Scalar);
    83. 

  83.             Add(Instruction.Negate,                   VariableType.Scalar, VariableType.Scalar);
    84. 

  84.             Add(Instruction.PackHalf2x16,             VariableType.U32,    VariableType.F32,    VariableType.F32);
    85. 

  85.             Add(Instruction.ReciprocalSquareRoot,     VariableType.Scalar, VariableType.Scalar);
    86. 

  86.             Add(Instruction.Round,                    VariableType.F32,    VariableType.F32);
    87. 

  87.             Add(Instruction.Sine,                     VariableType.Scalar, VariableType.Scalar);
    88. 

  88.             Add(Instruction.SquareRoot,               VariableType.Scalar, VariableType.Scalar);
    89. 

  89.             Add(Instruction.StoreGlobal,              VariableType.None,   VariableType.S32,    VariableType.S32,    VariableType.F32);
    90. 

  90.             Add(Instruction.StoreLocal,               VariableType.None,   VariableType.S32,    VariableType.F32);
    91. 

  91.             Add(Instruction.StoreStorage,             VariableType.None,   VariableType.S32,    VariableType.S32,    VariableType.F32);
    92. 

  92.             Add(Instruction.Subtract,                 VariableType.Scalar, VariableType.Scalar, VariableType.Scalar);
    93. 

  93.             Add(Instruction.TextureSample,            VariableType.F32);
    94. 

  94.             Add(Instruction.TextureSize,              VariableType.S32,    VariableType.S32,    VariableType.S32);
    95. 

  95.             Add(Instruction.Truncate,                 VariableType.F32,    VariableType.F32);
    96. 

  96.             Add(Instruction.UnpackHalf2x16,           VariableType.F32,    VariableType.U32);
    97. 

  97.         }
    98. 

  98. 

  99.         private static void Add(Instruction inst, VariableType destType, params VariableType[] srcTypes)
    100. 

  100.         {
    101. 

  101.             _infoTbl[(int)inst] = new InstInfo(destType, srcTypes);
    102. 

  102.         }
    103. 

  103. 

  104.         public static VariableType GetDestVarType(Instruction inst)
    105. 

  105.         {
    106. 

  106.             return GetFinalVarType(_infoTbl[(int)(inst & Instruction.Mask)].DestType, inst);
    107. 

  107.         }
    108. 

  108. 

  109.         public static VariableType GetSrcVarType(Instruction inst, int index)
    110. 

  110.         {
    111. 

  111.             // TODO: Return correct type depending on source index,
    112. 

  112.             // that can improve the decompiler output.
    113. 

  113.             if (inst == Instruction.TextureSample ||
    114. 

  114.                 inst == Instruction.ImageLoad     ||
    115. 

  115.                 inst == Instruction.ImageStore)
    116. 

  116.             {
    117. 

  117.                 return VariableType.F32;
    118. 

  118.             }
    119. 

  119. 

  120.             return GetFinalVarType(_infoTbl[(int)(inst & Instruction.Mask)].SrcTypes[index], inst);
    121. 

  121.         }
    122. 

  122. 

  123.         private static VariableType GetFinalVarType(VariableType type, Instruction inst)
    124. 

  124.         {
    125. 

  125.             if (type == VariableType.Scalar)
    126. 

  126.             {
    127. 

  127.                 return (inst & Instruction.FP) != 0
    128. 

  128.                     ? VariableType.F32
    129. 

  129.                     : VariableType.S32;
    130. 

  130.             }
    131. 

  131.             else if (type == VariableType.Int)
    132. 

  132.             {
    133. 

  133.                 return VariableType.S32;
    134. 

  134.             }
    135. 

  135.             else if (type == VariableType.None)
    136. 

  136.             {
    137. 

  137.                 throw new ArgumentException($"Invalid operand for instruction \"{inst}\".");
    138. 

  138.             }
    139. 

  139. 

  140.             return type;
    141. 

  141.         }
    142. 

  142. 

  143.         public static bool IsUnary(Instruction inst)
    144. 

  144.         {
    145. 

  145.             if (inst == Instruction.Copy)
    146. 

  146.             {
    147. 

  147.                 return true;
    148. 

  148.             }
    149. 

  149.             else if (inst == Instruction.TextureSample)
    150. 

  150.             {
    151. 

  151.                 return false;
    152. 

  152.             }
    153. 

  153. 

  154.             return _infoTbl[(int)(inst & Instruction.Mask)].SrcTypes.Length == 1;
    155. 

  155.         }
    156. 

  156.     }
    157. 

  157. }
    158.