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shader: insert the V_CVT_PK_U8_F32 byte with one bit-field insert

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nmzik
2026-10-22 00:31:52 +02:00
parent 9e4234cdbe
commit 6ee2ef8715
1 changed files with 3 additions and 3 deletions
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src/graphics/shader/recompiler/frontend/translate/Convert.cpp
+3 -3
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@@ -125,9 +125,9 @@ void Translator::V_CVT_PK_U8_F32(const Decoder::Instruction& inst) {
{ir.Emit(IR::ValueOpcode::ConvertU32F32, {source}), IR::Value(255u)}));
const auto index = ir.BitwiseAnd(ReadU32(SourceAt(inst, 1)), IR::U32(IR::Value(3u)));
const auto shift = ir.ShiftLeftLogical(index, IR::U32(IR::Value(3u)));
const auto mask = ir.ShiftLeftLogical(IR::U32(IR::Value(0xffu)), shift);
const auto base = ir.BitwiseAnd(ReadU32(SourceAt(inst, 2)), ir.BitwiseNot(mask));
WriteOperand(DestinationOperand(inst), ir.BitwiseOr(base, ir.ShiftLeftLogical(byte, shift)));
WriteOperand(DestinationOperand(inst),
ir.Emit(IR::ValueOpcode::BitFieldInsert,
{ReadU32(SourceAt(inst, 2)), byte, shift, IR::Value(8u)}));
}
void Translator::V_PACK_B32_F16(const Decoder::Instruction& inst) {