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author | Fernando Sahmkow <fsahmkow27@gmail.com> | 2019-02-16 01:04:11 +0100 |
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committer | FernandoS27 <fsahmkow27@gmail.com> | 2019-02-16 03:57:16 +0100 |
commit | ecccfe033777d6ae7d29bcf0cfc30412f7d3be24 (patch) | |
tree | f6504e5f766a6f8675764124f7d231843de40583 /src/core/core_timing_util.cpp | |
parent | Implement 128 bits Unsigned Integer Multiplication and Division. (diff) | |
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Diffstat (limited to 'src/core/core_timing_util.cpp')
-rw-r--r-- | src/core/core_timing_util.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/core/core_timing_util.cpp b/src/core/core_timing_util.cpp index 8fc92560a..aab4aa697 100644 --- a/src/core/core_timing_util.cpp +++ b/src/core/core_timing_util.cpp @@ -7,6 +7,7 @@ #include <cinttypes> #include <limits> #include "common/logging/log.h" +#include "common/uint128.h" namespace Core::Timing { @@ -61,10 +62,9 @@ s64 nsToCycles(u64 ns) { } u64 CpuCyclesToClockCycles(u64 ticks) { - u64 result = ticks; - result *= CNTFREQ; - result /= BASE_CLOCK_RATE; - return static_cast<u64>(result); + u128 temporal = Common::Multiply64Into128(ticks, CNTFREQ); + std::pair<u64, u64> result = Common::Divide128On64(temporal, BASE_CLOCK_RATE); + return result.first; } } // namespace Core::Timing |