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Fix negation of HADD2 constant buffer source (#1116)
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2 changed files with 7 additions and 2 deletions
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@ -203,7 +203,7 @@ namespace Ryujinx.Graphics.Shader.Instructions
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bool saturate = op.RawOpCode.Extract(op is IOpCodeReg ? 32 : 52);
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Operand[] srcA = GetHalfSrcA(context, isAdd);
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Operand[] srcB = GetHalfSrcB(context);
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Operand[] srcB = GetHalfSrcB(context, !isAdd);
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Operand[] res = new Operand[2];
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@ -173,7 +173,7 @@ namespace Ryujinx.Graphics.Shader.Instructions
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return FPAbsNeg(context, operands, absoluteA, negateA);
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}
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public static Operand[] GetHalfSrcB(EmitterContext context)
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public static Operand[] GetHalfSrcB(EmitterContext context, bool isMul = false)
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{
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OpCode op = context.CurrOp;
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@ -193,6 +193,11 @@ namespace Ryujinx.Graphics.Shader.Instructions
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swizzle = FPHalfSwizzle.FP32;
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absoluteB = op.RawOpCode.Extract(54);
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if (!isMul)
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{
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negateB = op.RawOpCode.Extract(56);
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}
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}
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Operand[] operands = GetHalfUnpacked(context, GetSrcB(context), swizzle);
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