示例#1
0
        public static void Sust(EmitterContext context)
        {
            OpCodeImage op = (OpCodeImage)context.CurrOp;

            SamplerType type = ConvertSamplerType(op.Dimensions);

            if (type == SamplerType.None)
            {
                context.Config.GpuAccessor.Log("Invalid image store sampler type.");

                return;
            }

            int raIndex = op.Ra.Index;
            int rbIndex = op.Rb.Index;

            Operand Ra()
            {
                if (raIndex > RegisterConsts.RegisterZeroIndex)
                {
                    return(Const(0));
                }

                return(context.Copy(Register(raIndex++, RegisterType.Gpr)));
            }

            Operand Rb()
            {
                if (rbIndex > RegisterConsts.RegisterZeroIndex)
                {
                    return(Const(0));
                }

                return(context.Copy(Register(rbIndex++, RegisterType.Gpr)));
            }

            bool isArray = op.Dimensions == ImageDimensions.Image1DArray ||
                           op.Dimensions == ImageDimensions.Image2DArray;

            Operand arrayIndex = isArray ? Ra() : null;

            List <Operand> sourcesList = new List <Operand>();

            if (op.IsBindless)
            {
                sourcesList.Add(context.Copy(Register(op.Rc)));
            }

            int coordsCount = type.GetDimensions();

            for (int index = 0; index < coordsCount; index++)
            {
                sourcesList.Add(Ra());
            }

            if (isArray)
            {
                sourcesList.Add(arrayIndex);

                type |= SamplerType.Array;
            }

            TextureFormat format = TextureFormat.Unknown;

            if (op.UseComponents)
            {
                int componentMask = (int)op.Components;

                for (int compMask = componentMask, compIndex = 0; compMask != 0; compMask >>= 1, compIndex++)
                {
                    if ((compMask & 1) != 0)
                    {
                        sourcesList.Add(Rb());
                    }
                }

                if (!op.IsBindless)
                {
                    format = context.Config.GetTextureFormat(op.Immediate);
                }
            }
            else
            {
                if (op.ByteAddress)
                {
                    int xIndex = op.IsBindless ? 1 : 0;

                    sourcesList[xIndex] = context.ShiftRightS32(sourcesList[xIndex], Const(GetComponentSizeInBytesLog2(op.Size)));
                }

                int components = GetComponents(op.Size);

                for (int compIndex = 0; compIndex < components; compIndex++)
                {
                    sourcesList.Add(Rb());
                }

                format = GetTextureFormat(op.Size);
            }

            Operand[] sources = sourcesList.ToArray();

            int handle = !op.IsBindless ? op.Immediate : 0;

            TextureFlags flags = op.IsBindless ? TextureFlags.Bindless : TextureFlags.None;

            TextureOperation operation = new TextureOperation(
                Instruction.ImageStore,
                type,
                flags,
                handle,
                0,
                null,
                sources)
            {
                Format = format
            };

            context.Add(operation);
        }
示例#2
0
        public static void Sust(EmitterContext context)
        {
            OpCodeImage op = (OpCodeImage)context.CurrOp;

            SamplerType type = ConvertSamplerType(op.Dimensions);

            if (type == SamplerType.None)
            {
                context.Config.PrintLog("Invalid image store sampler type.");

                return;
            }

            int raIndex = op.Ra.Index;
            int rbIndex = op.Rb.Index;

            Operand Ra()
            {
                if (raIndex > RegisterConsts.RegisterZeroIndex)
                {
                    return(Const(0));
                }

                return(context.Copy(Register(raIndex++, RegisterType.Gpr)));
            }

            Operand Rb()
            {
                if (rbIndex > RegisterConsts.RegisterZeroIndex)
                {
                    return(Const(0));
                }

                return(context.Copy(Register(rbIndex++, RegisterType.Gpr)));
            }

            bool isArray = op.Dimensions == ImageDimensions.Image1DArray ||
                           op.Dimensions == ImageDimensions.Image2DArray;

            Operand arrayIndex = isArray ? Ra() : null;

            List <Operand> sourcesList = new List <Operand>();

            if (op.IsBindless)
            {
                sourcesList.Add(context.Copy(Register(op.Rc)));
            }

            int coordsCount = type.GetDimensions();

            for (int index = 0; index < coordsCount; index++)
            {
                sourcesList.Add(Ra());
            }

            if (isArray)
            {
                sourcesList.Add(arrayIndex);

                type |= SamplerType.Array;
            }

            if (op.UseComponents)
            {
                int componentMask = (int)op.Components;

                for (int compMask = componentMask, compIndex = 0; compMask != 0; compMask >>= 1, compIndex++)
                {
                    if ((compMask & 1) != 0)
                    {
                        sourcesList.Add(Rb());
                    }
                }
            }
            else
            {
                context.Config.PrintLog("Unsized image store not supported.");
            }

            Operand[] sources = sourcesList.ToArray();

            int handle = !op.IsBindless ? op.Immediate : 0;

            TextureFlags flags = op.IsBindless ? TextureFlags.Bindless : TextureFlags.None;

            TextureOperation operation = new TextureOperation(
                Instruction.ImageStore,
                type,
                flags,
                handle,
                0,
                null,
                sources);

            context.Add(operation);
        }
示例#3
0
        public static void Suld(EmitterContext context)
        {
            OpCodeImage op = (OpCodeImage)context.CurrOp;

            SamplerType type = ConvertSamplerType(op.Dimensions);

            if (type == SamplerType.None)
            {
                context.Config.GpuAccessor.Log("Invalid image store sampler type.");

                return;
            }

            // Rb is Rd on the SULD instruction.
            int rdIndex = op.Rb.Index;
            int raIndex = op.Ra.Index;

            Operand Ra()
            {
                if (raIndex > RegisterConsts.RegisterZeroIndex)
                {
                    return(Const(0));
                }

                return(context.Copy(Register(raIndex++, RegisterType.Gpr)));
            }

            bool isArray = op.Dimensions == ImageDimensions.Image1DArray ||
                           op.Dimensions == ImageDimensions.Image2DArray;

            Operand arrayIndex = isArray ? Ra() : null;

            List <Operand> sourcesList = new List <Operand>();

            if (op.IsBindless)
            {
                sourcesList.Add(context.Copy(Register(op.Rc)));
            }

            int coordsCount = type.GetDimensions();

            for (int index = 0; index < coordsCount; index++)
            {
                sourcesList.Add(Ra());
            }

            if (isArray)
            {
                sourcesList.Add(arrayIndex);

                type |= SamplerType.Array;
            }

            Operand[] sources = sourcesList.ToArray();

            int handle = !op.IsBindless ? op.Immediate : 0;

            TextureFlags flags = op.IsBindless ? TextureFlags.Bindless : TextureFlags.None;

            if (op.UseComponents)
            {
                int componentMask = (int)op.Components;

                for (int compMask = componentMask, compIndex = 0; compMask != 0; compMask >>= 1, compIndex++)
                {
                    if ((compMask & 1) == 0)
                    {
                        continue;
                    }

                    if (rdIndex == RegisterConsts.RegisterZeroIndex)
                    {
                        break;
                    }

                    Operand rd = Register(rdIndex++, RegisterType.Gpr);

                    TextureOperation operation = new TextureOperation(
                        Instruction.ImageLoad,
                        type,
                        flags,
                        handle,
                        compIndex,
                        rd,
                        sources);

                    if (!op.IsBindless)
                    {
                        operation.Format = context.Config.GetTextureFormat(handle);
                    }

                    context.Add(operation);
                }
            }
            else
            {
                if (op.ByteAddress)
                {
                    int xIndex = op.IsBindless ? 1 : 0;

                    sources[xIndex] = context.ShiftRightS32(sources[xIndex], Const(GetComponentSizeInBytesLog2(op.Size)));
                }

                int components = GetComponents(op.Size);

                for (int compIndex = 0; compIndex < components; compIndex++)
                {
                    if (rdIndex == RegisterConsts.RegisterZeroIndex)
                    {
                        break;
                    }

                    Operand rd = Register(rdIndex++, RegisterType.Gpr);

                    TextureOperation operation = new TextureOperation(
                        Instruction.ImageLoad,
                        type,
                        flags,
                        handle,
                        compIndex,
                        rd,
                        sources)
                    {
                        Format = GetTextureFormat(op.Size)
                    };

                    context.Add(operation);

                    switch (op.Size)
                    {
                    case IntegerSize.U8:  context.Copy(rd, ZeroExtendTo32(context, rd, 8));  break;

                    case IntegerSize.U16: context.Copy(rd, ZeroExtendTo32(context, rd, 16)); break;

                    case IntegerSize.S8:  context.Copy(rd, SignExtendTo32(context, rd, 8));  break;

                    case IntegerSize.S16: context.Copy(rd, SignExtendTo32(context, rd, 16)); break;
                    }
                }
            }
        }