Mirrors/Ryujinx
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

[GPU] Add more shader instructions, add support for rgb565 textures

Browse source
This commit is contained in:
gdkchan 2018-04-10 16:50:32 -03:00
parent e9cfdef098
commit feb2680a6c
22 changed files with 817 additions and 238 deletions
Download patch file Download diff file Expand all files Collapse all files

184
Ryujinx.Graphics/Gal/Shader/ShaderDecodeMove.cs
View file

@ -25,6 +25,36 @@ namespace Ryujinx.Graphics.Gal.Shader
F64 = 3
}
public static void F2f_C(ShaderIrBlock Block, long OpCode)
{
EmitF2f(Block, OpCode, ShaderOper.CR);
}
public static void F2f_I(ShaderIrBlock Block, long OpCode)
{
EmitF2f(Block, OpCode, ShaderOper.Immf);
}
public static void F2f_R(ShaderIrBlock Block, long OpCode)
{
EmitF2f(Block, OpCode, ShaderOper.RR);
}
public static void F2i_C(ShaderIrBlock Block, long OpCode)
{
EmitF2i(Block, OpCode, ShaderOper.CR);
}
public static void F2i_I(ShaderIrBlock Block, long OpCode)
{
EmitF2i(Block, OpCode, ShaderOper.Immf);
}
public static void F2i_R(ShaderIrBlock Block, long OpCode)
{
EmitF2i(Block, OpCode, ShaderOper.RR);
}
public static void I2f_C(ShaderIrBlock Block, long OpCode)
{
EmitI2f(Block, OpCode, ShaderOper.CR);
@ -40,6 +70,131 @@ namespace Ryujinx.Graphics.Gal.Shader
EmitI2f(Block, OpCode, ShaderOper.RR);
}
public static void Mov_C(ShaderIrBlock Block, long OpCode)
{
ShaderIrOperCbuf Cbuf = GetOperCbuf34(OpCode);
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperGpr0(OpCode), Cbuf), OpCode));
}
public static void Mov_I(ShaderIrBlock Block, long OpCode)
{
ShaderIrOperImm Imm = GetOperImm19_20(OpCode);
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperGpr0(OpCode), Imm), OpCode));
}
public static void Mov_R(ShaderIrBlock Block, long OpCode)
{
ShaderIrOperGpr Gpr = GetOperGpr20(OpCode);
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperGpr0(OpCode), Gpr), OpCode));
}
public static void Mov32i(ShaderIrBlock Block, long OpCode)
{
ShaderIrOperImm Imm = GetOperImm32_20(OpCode);
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperGpr0(OpCode), Imm), OpCode));
}
private static void EmitF2f(ShaderIrBlock Block, long OpCode, ShaderOper Oper)
{
bool Na = ((OpCode >> 45) & 1) != 0;
bool Aa = ((OpCode >> 49) & 1) != 0;
ShaderIrNode OperA;
switch (Oper)
{
case ShaderOper.CR: OperA = GetOperCbuf34 (OpCode); break;
case ShaderOper.Immf: OperA = GetOperImmf19_20(OpCode); break;
case ShaderOper.RR: OperA = GetOperGpr20 (OpCode); break;
default: throw new ArgumentException(nameof(Oper));
}
OperA = GetAluAbsNeg(OperA, Aa, Na);
ShaderIrInst RoundInst = GetRoundInst(OpCode);
if (RoundInst != ShaderIrInst.Invalid)
{
OperA = new ShaderIrOp(RoundInst, OperA);
}
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperGpr0(OpCode), OperA), OpCode));
}
private static void EmitF2i(ShaderIrBlock Block, long OpCode, ShaderOper Oper)
{
IntType Type = GetIntType(OpCode);
if (Type == IntType.U64 ||
Type == IntType.S64)
{
//TODO: 64-bits support.
//Note: GLSL doesn't support 64-bits integers.
throw new NotImplementedException();
}
bool Na = ((OpCode >> 45) & 1) != 0;
bool Aa = ((OpCode >> 49) & 1) != 0;
ShaderIrNode OperA;
switch (Oper)
{
case ShaderOper.CR: OperA = GetOperCbuf34 (OpCode); break;
case ShaderOper.Immf: OperA = GetOperImmf19_20(OpCode); break;
case ShaderOper.RR: OperA = GetOperGpr20 (OpCode); break;
default: throw new ArgumentException(nameof(Oper));
}
OperA = GetAluAbsNeg(OperA, Aa, Na);
ShaderIrInst RoundInst = GetRoundInst(OpCode);
if (RoundInst != ShaderIrInst.Invalid)
{
OperA = new ShaderIrOp(RoundInst, OperA);
}
bool Signed = Type >= IntType.S8;
int Size = 8 << ((int)Type & 3);
if (Size < 32)
{
uint Mask = uint.MaxValue >> (32 - Size);
float CMin = 0;
float CMax = Mask;
if (Signed)
{
uint HalfMask = Mask >> 1;
CMin -= HalfMask + 1;
CMax = HalfMask;
}
ShaderIrOperImmf IMin = new ShaderIrOperImmf(CMin);
ShaderIrOperImmf IMax = new ShaderIrOperImmf(CMax);
OperA = new ShaderIrOp(ShaderIrInst.Clamp, OperA, IMin, IMax);
}
ShaderIrInst Inst = Signed
? ShaderIrInst.Ftos
: ShaderIrInst.Ftou;
ShaderIrNode Op = new ShaderIrOp(Inst, OperA);
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperGpr0(OpCode), Op), OpCode));
}
private static void EmitI2f(ShaderIrBlock Block, long OpCode, ShaderOper Oper)
{
IntType Type = GetIntType(OpCode);
@ -76,18 +231,16 @@ namespace Ryujinx.Graphics.Gal.Shader
int Size = 8 << ((int)Type & 3);
ulong Mask = ulong.MaxValue >> (64 - Size);
int Mask32 = (int)Mask;
if (Shift != 0)
{
OperA = new ShaderIrOp(ShaderIrInst.Asr, OperA, new ShaderIrOperImm(Shift));
}
if (Mask != uint.MaxValue)
if (Size < 32)
{
OperA = new ShaderIrOp(ShaderIrInst.And, OperA, new ShaderIrOperImm(Mask32));
uint Mask = uint.MaxValue >> (32 - Size);
OperA = new ShaderIrOp(ShaderIrInst.And, OperA, new ShaderIrOperImm((int)Mask));
}
ShaderIrInst Inst = Signed
@ -99,13 +252,6 @@ namespace Ryujinx.Graphics.Gal.Shader
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperGpr0(OpCode), Op), OpCode));
}
public static void Mov32i(ShaderIrBlock Block, long OpCode)
{
ShaderIrOperImm Imm = GetOperImm32_20(OpCode);
Block.AddNode(GetPredNode(new ShaderIrAsg(GetOperGpr0(OpCode), Imm), OpCode));
}
private static IntType GetIntType(long OpCode)
{
bool Signed = ((OpCode >> 13) & 1) != 0;
@ -124,5 +270,17 @@ namespace Ryujinx.Graphics.Gal.Shader
{
return (FloatType)((OpCode >> 8) & 3);
}
private static ShaderIrInst GetRoundInst(long OpCode)
{
switch ((OpCode >> 39) & 3)
{
case 1: return ShaderIrInst.Floor;
case 2: return ShaderIrInst.Ceil;
case 3: return ShaderIrInst.Trunc;
}
return ShaderIrInst.Invalid;
}
}
}