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shader: implement RDNA2 scalar 16-bit sign extension

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This commit is contained in:
Claxten
2026-10-06 04:28:20 +04:00
committed by nmzik
parent cd06601022
commit 5601861d67
5 changed files with 64 additions and 0 deletions
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src/graphics/shader/recompiler/frontend/translate/Scalar.cpp
+4
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@@ -134,6 +134,10 @@ void Translator::EmitScalar(const Decoder::Instruction& inst) {
case O::S_ABS_I32:
return SimpleInteger(inst, IR::ValueOpcode::IAbs32, IR::Type::U32, false, false, true);
case O::S_SEXT_I32_I16:
WriteOperand(inst.dst, IR::U32(ir.Emit(IR::ValueOpcode::BitFieldSExtract,
{ReadU32(inst.src0), IR::Value(0u), IR::Value(16u)})));
return;
case O::S_MUL_I32:
case O::S_MULK_I32:
return SimpleInteger(inst, IR::ValueOpcode::IMul32, IR::Type::U32, false, false, false);