Fix Pack and UnpackHalf2x16

This commit is contained in:
Isaac Marovitz 2024-05-30 02:14:56 +01:00 committed by Isaac Marovitz
parent f7e97a30af
commit 970914e2b4
3 changed files with 31 additions and 2 deletions

View file

@ -145,6 +145,10 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Msl.Instructions
return TextureQuerySamples(context, operation);
case Instruction.TextureQuerySize:
return TextureQuerySize(context, operation);
case Instruction.PackHalf2x16:
return PackHalf2x16(context, operation);
case Instruction.UnpackHalf2x16:
return UnpackHalf2x16(context, operation);
case Instruction.VectorExtract:
return VectorExtract(context, operation);
case Instruction.VoteAllEqual:

View file

@ -92,7 +92,7 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Msl.Instructions
Add(Instruction.LoopBreak, InstType.OpNullary, "break");
Add(Instruction.LoopContinue, InstType.OpNullary, "continue");
Add(Instruction.PackDouble2x32, 0); // MSL does not have a 64-bit FP
Add(Instruction.PackHalf2x16, InstType.CallUnary, "pack_half_to_unorm2x16");
Add(Instruction.PackHalf2x16, InstType.Special);
Add(Instruction.Maximum, InstType.CallBinary, "max");
Add(Instruction.MaximumU32, InstType.CallBinary, "max");
Add(Instruction.MemoryBarrier, InstType.Special);
@ -123,7 +123,7 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Msl.Instructions
Add(Instruction.TextureQuerySize, InstType.Special);
Add(Instruction.Truncate, InstType.CallUnary, "trunc");
Add(Instruction.UnpackDouble2x32, 0); // MSL does not have a 64-bit FP
Add(Instruction.UnpackHalf2x16, InstType.CallUnary, "unpack_unorm2x16_to_half");
Add(Instruction.UnpackHalf2x16, InstType.Special);
Add(Instruction.VectorExtract, InstType.Special);
Add(Instruction.VoteAll, InstType.CallUnary, "simd_all");
Add(Instruction.VoteAllEqual, InstType.Special);

View file

@ -394,5 +394,30 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Msl.Instructions
return texCall;
}
public static string PackHalf2x16(CodeGenContext context, AstOperation operation)
{
IAstNode src0 = operation.GetSource(0);
IAstNode src1 = operation.GetSource(1);
string src0Expr = GetSourceExpr(context, src0, GetSrcVarType(operation.Inst, 0));
string src1Expr = GetSourceExpr(context, src1, GetSrcVarType(operation.Inst, 1));
return $"as_type<uint>(half2({src0Expr}, {src1Expr}))";
}
public static string UnpackHalf2x16(CodeGenContext context, AstOperation operation)
{
IAstNode src = operation.GetSource(0);
string srcExpr = GetSourceExpr(context, src, GetSrcVarType(operation.Inst, 0));
return $"float2(as_type<half2>({srcExpr})){GetMask(operation.Index)}";
}
private static string GetMask(int index)
{
return $".{"xy".AsSpan(index, 1)}";
}
}
}