diff options
Diffstat (limited to 'Ryujinx.Graphics/Shader/Decoders/OpCodeTable.cs')
| -rw-r--r-- | Ryujinx.Graphics/Shader/Decoders/OpCodeTable.cs | 216 |
1 files changed, 216 insertions, 0 deletions
diff --git a/Ryujinx.Graphics/Shader/Decoders/OpCodeTable.cs b/Ryujinx.Graphics/Shader/Decoders/OpCodeTable.cs new file mode 100644 index 00000000..d588ce8e --- /dev/null +++ b/Ryujinx.Graphics/Shader/Decoders/OpCodeTable.cs @@ -0,0 +1,216 @@ +using Ryujinx.Graphics.Shader.Instructions; +using System; + +namespace Ryujinx.Graphics.Shader.Decoders +{ + static class OpCodeTable + { + private const int EncodingBits = 14; + + private class TableEntry + { + public InstEmitter Emitter { get; } + + public Type OpCodeType { get; } + + public int XBits { get; } + + public TableEntry(InstEmitter emitter, Type opCodeType, int xBits) + { + Emitter = emitter; + OpCodeType = opCodeType; + XBits = xBits; + } + } + + private static TableEntry[] _opCodes; + + static OpCodeTable() + { + _opCodes = new TableEntry[1 << EncodingBits]; + +#region Instructions + Set("1110111111011x", InstEmit.Ald, typeof(OpCodeAttribute)); + Set("1110111111110x", InstEmit.Ast, typeof(OpCodeAttribute)); + Set("0100110000000x", InstEmit.Bfe, typeof(OpCodeAluCbuf)); + Set("0011100x00000x", InstEmit.Bfe, typeof(OpCodeAluImm)); + Set("0101110000000x", InstEmit.Bfe, typeof(OpCodeAluReg)); + Set("111000100100xx", InstEmit.Bra, typeof(OpCodeBranch)); + Set("111000110000xx", InstEmit.Exit, typeof(OpCodeExit)); + Set("0100110010101x", InstEmit.F2F, typeof(OpCodeFArithCbuf)); + Set("0011100x10101x", InstEmit.F2F, typeof(OpCodeFArithImm)); + Set("0101110010101x", InstEmit.F2F, typeof(OpCodeFArithReg)); + Set("0100110010110x", InstEmit.F2I, typeof(OpCodeFArithCbuf)); + Set("0011100x10110x", InstEmit.F2I, typeof(OpCodeFArithImm)); + Set("0101110010110x", InstEmit.F2I, typeof(OpCodeFArithReg)); + Set("0100110001011x", InstEmit.Fadd, typeof(OpCodeFArithCbuf)); + Set("0011100x01011x", InstEmit.Fadd, typeof(OpCodeFArithImm)); + Set("000010xxxxxxxx", InstEmit.Fadd, typeof(OpCodeFArithImm32)); + Set("0101110001011x", InstEmit.Fadd, typeof(OpCodeFArithReg)); + Set("010010011xxxxx", InstEmit.Ffma, typeof(OpCodeFArithCbuf)); + Set("0011001x1xxxxx", InstEmit.Ffma, typeof(OpCodeFArithImm)); + Set("010100011xxxxx", InstEmit.Ffma, typeof(OpCodeFArithRegCbuf)); + Set("010110011xxxxx", InstEmit.Ffma, typeof(OpCodeFArithReg)); + Set("0100110001100x", InstEmit.Fmnmx, typeof(OpCodeFArithCbuf)); + Set("0011100x01100x", InstEmit.Fmnmx, typeof(OpCodeFArithImm)); + Set("0101110001100x", InstEmit.Fmnmx, typeof(OpCodeFArithReg)); + Set("0100110001101x", InstEmit.Fmul, typeof(OpCodeFArithCbuf)); + Set("0011100x01101x", InstEmit.Fmul, typeof(OpCodeFArithImm)); + Set("00011110xxxxxx", InstEmit.Fmul, typeof(OpCodeFArithImm32)); + Set("0101110001101x", InstEmit.Fmul, typeof(OpCodeFArithReg)); + Set("0100100xxxxxxx", InstEmit.Fset, typeof(OpCodeSetCbuf)); + Set("0011000xxxxxxx", InstEmit.Fset, typeof(OpCodeFsetImm)); + Set("01011000xxxxxx", InstEmit.Fset, typeof(OpCodeSetReg)); + Set("010010111011xx", InstEmit.Fsetp, typeof(OpCodeSetCbuf)); + Set("0011011x1011xx", InstEmit.Fsetp, typeof(OpCodeFsetImm)); + Set("010110111011xx", InstEmit.Fsetp, typeof(OpCodeSetReg)); + Set("0111101x1xxxxx", InstEmit.Hadd2, typeof(OpCodeAluCbuf)); + Set("0111101x0xxxxx", InstEmit.Hadd2, typeof(OpCodeAluImm2x10)); + Set("0010110xxxxxxx", InstEmit.Hadd2, typeof(OpCodeAluImm32)); + Set("0101110100010x", InstEmit.Hadd2, typeof(OpCodeAluReg)); + Set("01110xxx1xxxxx", InstEmit.Hfma2, typeof(OpCodeHfmaCbuf)); + Set("01110xxx0xxxxx", InstEmit.Hfma2, typeof(OpCodeHfmaImm2x10)); + Set("0010100xxxxxxx", InstEmit.Hfma2, typeof(OpCodeHfmaImm32)); + Set("0101110100000x", InstEmit.Hfma2, typeof(OpCodeHfmaReg)); + Set("01100xxx1xxxxx", InstEmit.Hfma2, typeof(OpCodeHfmaRegCbuf)); + Set("0111100x1xxxxx", InstEmit.Hmul2, typeof(OpCodeAluCbuf)); + Set("0111100x0xxxxx", InstEmit.Hmul2, typeof(OpCodeAluImm2x10)); + Set("0010101xxxxxxx", InstEmit.Hmul2, typeof(OpCodeAluImm32)); + Set("0101110100001x", InstEmit.Hmul2, typeof(OpCodeAluReg)); + Set("0100110010111x", InstEmit.I2F, typeof(OpCodeAluCbuf)); + Set("0011100x10111x", InstEmit.I2F, typeof(OpCodeAluImm)); + Set("0101110010111x", InstEmit.I2F, typeof(OpCodeAluReg)); + Set("0100110011100x", InstEmit.I2I, typeof(OpCodeAluCbuf)); + Set("0011100x11100x", InstEmit.I2I, typeof(OpCodeAluImm)); + Set("0101110011100x", InstEmit.I2I, typeof(OpCodeAluReg)); + Set("0100110000010x", InstEmit.Iadd, typeof(OpCodeAluCbuf)); + Set("0011100000010x", InstEmit.Iadd, typeof(OpCodeAluImm)); + Set("0001110x0xxxxx", InstEmit.Iadd, typeof(OpCodeAluImm32)); + Set("0101110000010x", InstEmit.Iadd, typeof(OpCodeAluReg)); + Set("010011001100xx", InstEmit.Iadd3, typeof(OpCodeAluCbuf)); + Set("001110001100xx", InstEmit.Iadd3, typeof(OpCodeAluImm)); + Set("010111001100xx", InstEmit.Iadd3, typeof(OpCodeAluReg)); + Set("0100110000100x", InstEmit.Imnmx, typeof(OpCodeAluCbuf)); + Set("0011100x00100x", InstEmit.Imnmx, typeof(OpCodeAluImm)); + Set("0101110000100x", InstEmit.Imnmx, typeof(OpCodeAluReg)); + Set("11100000xxxxxx", InstEmit.Ipa, typeof(OpCodeIpa)); + Set("0100110000011x", InstEmit.Iscadd, typeof(OpCodeAluCbuf)); + Set("0011100x00011x", InstEmit.Iscadd, typeof(OpCodeAluImm)); + Set("000101xxxxxxxx", InstEmit.Iscadd, typeof(OpCodeAluImm32)); + Set("0101110000011x", InstEmit.Iscadd, typeof(OpCodeAluReg)); + Set("010010110101xx", InstEmit.Iset, typeof(OpCodeSetCbuf)); + Set("001101100101xx", InstEmit.Iset, typeof(OpCodeSetImm)); + Set("010110110101xx", InstEmit.Iset, typeof(OpCodeSetReg)); + Set("010010110110xx", InstEmit.Isetp, typeof(OpCodeSetCbuf)); + Set("0011011x0110xx", InstEmit.Isetp, typeof(OpCodeSetImm)); + Set("010110110110xx", InstEmit.Isetp, typeof(OpCodeSetReg)); + Set("111000110011xx", InstEmit.Kil, typeof(OpCodeExit)); + Set("1110111110010x", InstEmit.Ldc, typeof(OpCodeLdc)); + Set("0100110001000x", InstEmit.Lop, typeof(OpCodeLopCbuf)); + Set("0011100001000x", InstEmit.Lop, typeof(OpCodeLopImm)); + Set("000001xxxxxxxx", InstEmit.Lop, typeof(OpCodeLopImm32)); + Set("0101110001000x", InstEmit.Lop, typeof(OpCodeLopReg)); + Set("0010000xxxxxxx", InstEmit.Lop3, typeof(OpCodeLopCbuf)); + Set("001111xxxxxxxx", InstEmit.Lop3, typeof(OpCodeLopImm)); + Set("0101101111100x", InstEmit.Lop3, typeof(OpCodeLopReg)); + Set("0100110010011x", InstEmit.Mov, typeof(OpCodeAluCbuf)); + Set("0011100x10011x", InstEmit.Mov, typeof(OpCodeAluImm)); + Set("000000010000xx", InstEmit.Mov, typeof(OpCodeAluImm32)); + Set("0101110010011x", InstEmit.Mov, typeof(OpCodeAluReg)); + Set("0101000010000x", InstEmit.Mufu, typeof(OpCodeFArith)); + Set("1111101111100x", InstEmit.Out, typeof(OpCode)); + Set("0101000010010x", InstEmit.Psetp, typeof(OpCodePsetp)); + Set("0100110010010x", InstEmit.Rro, typeof(OpCodeFArithCbuf)); + Set("0011100x10010x", InstEmit.Rro, typeof(OpCodeFArithImm)); + Set("0101110010010x", InstEmit.Rro, typeof(OpCodeFArithReg)); + Set("0100110010100x", InstEmit.Sel, typeof(OpCodeAluCbuf)); + Set("0011100010100x", InstEmit.Sel, typeof(OpCodeAluImm)); + Set("0101110010100x", InstEmit.Sel, typeof(OpCodeAluReg)); + Set("0100110001001x", InstEmit.Shl, typeof(OpCodeAluCbuf)); + Set("0011100x01001x", InstEmit.Shl, typeof(OpCodeAluImm)); + Set("0101110001001x", InstEmit.Shl, typeof(OpCodeAluReg)); + Set("0100110000101x", InstEmit.Shr, typeof(OpCodeAluCbuf)); + Set("0011100x00101x", InstEmit.Shr, typeof(OpCodeAluImm)); + Set("0101110000101x", InstEmit.Shr, typeof(OpCodeAluReg)); + Set("111000101001xx", InstEmit.Ssy, typeof(OpCodeSsy)); + Set("1111000011111x", InstEmit.Sync, typeof(OpCodeSync)); + Set("110000xxxx111x", InstEmit.Tex, typeof(OpCodeTex)); + Set("1101111010111x", InstEmit.Tex_B, typeof(OpCodeTex)); + Set("1101x00xxxxxxx", InstEmit.Texs, typeof(OpCodeTexs)); + Set("1101x01xxxxxxx", InstEmit.Texs, typeof(OpCodeTlds)); + Set("1101x11100xxxx", InstEmit.Texs, typeof(OpCodeTld4s)); + Set("11011100xx111x", InstEmit.Tld, typeof(OpCodeTld)); + Set("11011101xx111x", InstEmit.Tld_B, typeof(OpCodeTld)); + Set("110010xxxx111x", InstEmit.Tld4, typeof(OpCodeTld4)); + Set("1101111101001x", InstEmit.Txq, typeof(OpCodeTex)); + Set("1101111101010x", InstEmit.Txq_B, typeof(OpCodeTex)); + Set("0100111xxxxxxx", InstEmit.Xmad, typeof(OpCodeAluCbuf)); + Set("0011011x00xxxx", InstEmit.Xmad, typeof(OpCodeAluImm)); + Set("010100010xxxxx", InstEmit.Xmad, typeof(OpCodeAluRegCbuf)); + Set("0101101100xxxx", InstEmit.Xmad, typeof(OpCodeAluReg)); +#endregion + } + + private static void Set(string encoding, InstEmitter emitter, Type opCodeType) + { + if (encoding.Length != EncodingBits) + { + throw new ArgumentException(nameof(encoding)); + } + + int bit = encoding.Length - 1; + int value = 0; + int xMask = 0; + int xBits = 0; + + int[] xPos = new int[encoding.Length]; + + for (int index = 0; index < encoding.Length; index++, bit--) + { + char chr = encoding[index]; + + if (chr == '1') + { + value |= 1 << bit; + } + else if (chr == 'x') + { + xMask |= 1 << bit; + + xPos[xBits++] = bit; + } + } + + xMask = ~xMask; + + TableEntry entry = new TableEntry(emitter, opCodeType, xBits); + + for (int index = 0; index < (1 << xBits); index++) + { + value &= xMask; + + for (int X = 0; X < xBits; X++) + { + value |= ((index >> X) & 1) << xPos[X]; + } + + if (_opCodes[value] == null || _opCodes[value].XBits > xBits) + { + _opCodes[value] = entry; + } + } + } + + public static (InstEmitter emitter, Type opCodeType) GetEmitter(long OpCode) + { + TableEntry entry = _opCodes[(ulong)OpCode >> (64 - EncodingBits)]; + + if (entry != null) + { + return (entry.Emitter, entry.OpCodeType); + } + + return (null, null); + } + } +}
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