diff options
| author | Fernando Sahmkow <fsahmkow27@gmail.com> | 2020-02-05 19:12:27 -0400 |
|---|---|---|
| committer | Fernando Sahmkow <fsahmkow27@gmail.com> | 2020-06-18 16:29:16 -0400 |
| commit | 62e35ffc0effddfacb73ebc766735148436d7331 (patch) | |
| tree | 10f765118c2f2bfd63dfc8ae0fc0f3a5aff6b1ba /src/core/core_timing_util.cpp | |
| parent | be320a9e10fda32a984b12cdfe3aaf09cc67b39a (diff) | |
Core: Implement a Host Timer.
Diffstat (limited to 'src/core/core_timing_util.cpp')
| -rw-r--r-- | src/core/core_timing_util.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/core/core_timing_util.cpp b/src/core/core_timing_util.cpp index de50d3b14..f42666b4d 100644 --- a/src/core/core_timing_util.cpp +++ b/src/core/core_timing_util.cpp @@ -49,6 +49,11 @@ s64 nsToCycles(std::chrono::nanoseconds ns) { return (Hardware::BASE_CLOCK_RATE * ns.count()) / 1000000000; } +u64 nsToClockCycles(std::chrono::nanoseconds ns) { + const u128 temporal = Common::Multiply64Into128(ns.count(), CNTFREQ); + return Common::Divide128On32(temporal, 1000000000).first; +} + u64 CpuCyclesToClockCycles(u64 ticks) { const u128 temporal = Common::Multiply64Into128(ticks, Hardware::CNTFREQ); return Common::Divide128On32(temporal, static_cast<u32>(Hardware::BASE_CLOCK_RATE)).first; |