diff options
Diffstat (limited to 'Ryujinx.Graphics.Shader/Translation/Optimizations/BindlessToIndexed.cs')
| -rw-r--r-- | Ryujinx.Graphics.Shader/Translation/Optimizations/BindlessToIndexed.cs | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/Ryujinx.Graphics.Shader/Translation/Optimizations/BindlessToIndexed.cs b/Ryujinx.Graphics.Shader/Translation/Optimizations/BindlessToIndexed.cs deleted file mode 100644 index ca46a1f5..00000000 --- a/Ryujinx.Graphics.Shader/Translation/Optimizations/BindlessToIndexed.cs +++ /dev/null @@ -1,85 +0,0 @@ -using Ryujinx.Graphics.Shader.IntermediateRepresentation; -using System.Collections.Generic; - -using static Ryujinx.Graphics.Shader.IntermediateRepresentation.OperandHelper; - -namespace Ryujinx.Graphics.Shader.Translation.Optimizations -{ - static class BindlessToIndexed - { - public static void RunPass(BasicBlock block, ShaderConfig config) - { - // We can turn a bindless texture access into a indexed access, - // as long the following conditions are true: - // - The handle is loaded using a LDC instruction. - // - The handle is loaded from the constant buffer with the handles (CB2 for NVN). - // - The load has a constant offset. - // The base offset of the array of handles on the constant buffer is the constant offset. - for (LinkedListNode<INode> node = block.Operations.First; node != null; node = node.Next) - { - if (!(node.Value is TextureOperation texOp)) - { - continue; - } - - if ((texOp.Flags & TextureFlags.Bindless) == 0) - { - continue; - } - - if (!(texOp.GetSource(0).AsgOp is Operation handleAsgOp)) - { - continue; - } - - if (handleAsgOp.Inst != Instruction.LoadConstant) - { - continue; - } - - Operand ldcSrc0 = handleAsgOp.GetSource(0); - Operand ldcSrc1 = handleAsgOp.GetSource(1); - - if (ldcSrc0.Type != OperandType.Constant || ldcSrc0.Value != 2) - { - continue; - } - - if (!(ldcSrc1.AsgOp is Operation shrOp) || shrOp.Inst != Instruction.ShiftRightU32) - { - continue; - } - - if (!(shrOp.GetSource(0).AsgOp is Operation addOp) || addOp.Inst != Instruction.Add) - { - continue; - } - - Operand addSrc1 = addOp.GetSource(1); - - if (addSrc1.Type != OperandType.Constant) - { - continue; - } - - TurnIntoIndexed(config, texOp, addSrc1.Value / 4); - - Operand index = Local(); - - Operand source = addOp.GetSource(0); - - Operation shrBy3 = new Operation(Instruction.ShiftRightU32, index, source, Const(3)); - - block.Operations.AddBefore(node, shrBy3); - - texOp.SetSource(0, index); - } - } - - private static void TurnIntoIndexed(ShaderConfig config, TextureOperation texOp, int handle) - { - texOp.TurnIntoIndexed(handle); - config.SetUsedTexture(texOp.Inst, texOp.Type, texOp.Format, texOp.Flags, texOp.CbufSlot, handle); - } - } -}
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