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Arm64: Fixes long signed divide

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The two halves are provided as two uint64_t values that shouldn't be
sign extended between them. Treat them as uint64_t until combined in to
a single int128_t. Fixes long signed divide.
This commit is contained in:
Ryan Houdek committed 2024-07-04 16:42:23 -07:00
1 parent 90a6647fa4
commit 38a823cc54
1 file changed
+4 -4
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FEXCore/Source/Interface/Core/JIT/Arm64/JIT.cpp
+4 -4
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@@ -47,8 +47,8 @@ static uint64_t LUDIV(uint64_t SrcHigh, uint64_t SrcLow, uint64_t Divisor) {
return Res;
}
static int64_t LDIV(int64_t SrcHigh, int64_t SrcLow, int64_t Divisor) {
__int128_t Source = (static_cast<__int128_t>(SrcHigh) << 64) | SrcLow;
static int64_t LDIV(uint64_t SrcHigh, uint64_t SrcLow, int64_t Divisor) {
__int128_t Source = (static_cast<__uint128_t>(SrcHigh) << 64) | SrcLow;
__int128_t Res = Source / Divisor;
return Res;
}
@@ -59,8 +59,8 @@ static uint64_t LUREM(uint64_t SrcHigh, uint64_t SrcLow, uint64_t Divisor) {
return Res;
}
static int64_t LREM(int64_t SrcHigh, int64_t SrcLow, int64_t Divisor) {
__int128_t Source = (static_cast<__int128_t>(SrcHigh) << 64) | SrcLow;
static int64_t LREM(uint64_t SrcHigh, uint64_t SrcLow, int64_t Divisor) {
__int128_t Source = (static_cast<__uint128_t>(SrcHigh) << 64) | SrcLow;
__int128_t Res = Source % Divisor;
return Res;
}