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[AGC] Support scalar high 32-bit multiplies (#109) 

Signed-off-by: kostyaff <filipchukks@gmail.com>
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kostyaff 2026-07-14 00:29:05 +03:00 committed by GitHub
parent fed7a6d062
commit d6fccedab8
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1 changed files with 46 additions and 0 deletions
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46
src/SharpEmu.Libs/Agc/Gen5SpirvTranslator.Alu.cs
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@ -1136,6 +1136,52 @@ internal static partial class Gen5SpirvTranslator
left,
right);
break;
case "SMulHiU32":
{
var wideLeft = _module.AddInstruction(
SpirvOp.UConvert,
_ulongType,
left);
var wideRight = _module.AddInstruction(
SpirvOp.UConvert,
_ulongType,
right);
var product = _module.AddInstruction(
SpirvOp.IMul,
_ulongType,
wideLeft,
wideRight);
result = _module.AddInstruction(
SpirvOp.UConvert,
_uintType,
ShiftRightLogical64(
product,
_module.Constant64(_ulongType, 32)));
break;
}
case "SMulHiI32":
{
var wideLeft = _module.AddInstruction(
SpirvOp.SConvert,
_longType,
Bitcast(_intType, left));
var wideRight = _module.AddInstruction(
SpirvOp.SConvert,
_longType,
Bitcast(_intType, right));
var product = _module.AddInstruction(
SpirvOp.IMul,
_longType,
wideLeft,
wideRight);
result = _module.AddInstruction(
SpirvOp.UConvert,
_uintType,
ShiftRightLogical64(
Bitcast(_ulongType, product),
_module.Constant64(_ulongType, 32)));
break;
}
case "SAndB32":
result = BitwiseAnd(left, right);
Store(_scc, IsNotZero(result));