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Cleanup udiv128 (#206)

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Tom Lally 2022-09-08 01:12:53 +01:00 • committed by GitHub
parent 4eaa600b57
commit 6cdb6eed17
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4 changed files with 9 additions and 19 deletions
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11
src/Cafe/HW/Espresso/PPCTimer.cpp
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@ -108,14 +108,8 @@ uint64 PPCTimer_tscToMicroseconds(uint64 us)
uint128_t r{};
r.low = _umul128(us, 1000000ULL, &r.high);
uint64 remainder;
#if defined(_MSC_VER) && _MSC_VER >= 1923 && !defined(__clang__)
const uint64 microseconds = _udiv128(r.high, r.low, _rdtscFrequency, &remainder);
#else
const uint64 microseconds = udiv128(r.low, r.high, _rdtscFrequency, &remainder);
#endif
return microseconds;
}
@ -159,12 +153,7 @@ uint64 PPCTimer_getFromRDTSC()
#endif
uint64 remainder;
#if defined(_MSC_VER) && _MSC_VER >= 1923 && !defined(__clang__)
uint64 elapsedTick = _udiv128(_rdtscAcc.high, _rdtscAcc.low, _rdtscFrequency, &remainder);
#else
uint64 elapsedTick = udiv128(_rdtscAcc.low, _rdtscAcc.high, _rdtscFrequency, &remainder);
#endif
_rdtscAcc.low = remainder;
_rdtscAcc.high = 0;