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Core: Set all hardware emulation constants in a single file.

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This commit is contained in:
Fernando Sahmkow 2020-02-11 19:56:24 -04:00 • committed by FernandoS27
parent 1ee7a4d926
commit 6fc0790f3a
17 changed files with 88 additions and 53 deletions
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18
src/core/core_timing_util.cpp
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@ -11,7 +11,7 @@
namespace Core::Timing {
constexpr u64 MAX_VALUE_TO_MULTIPLY = std::numeric_limits<s64>::max() / BASE_CLOCK_RATE;
constexpr u64 MAX_VALUE_TO_MULTIPLY = std::numeric_limits<s64>::max() / Hardware::BASE_CLOCK_RATE;
s64 msToCycles(std::chrono::milliseconds ms) {
if (static_cast<u64>(ms.count() / 1000) > MAX_VALUE_TO_MULTIPLY) {
@ -20,9 +20,9 @@ s64 msToCycles(std::chrono::milliseconds ms) {
}
if (static_cast<u64>(ms.count()) > MAX_VALUE_TO_MULTIPLY) {
LOG_DEBUG(Core_Timing, "Time very big, do rounding");
return BASE_CLOCK_RATE * (ms.count() / 1000);
return Hardware::BASE_CLOCK_RATE * (ms.count() / 1000);
}
return (BASE_CLOCK_RATE * ms.count()) / 1000;
return (Hardware::BASE_CLOCK_RATE * ms.count()) / 1000;
}
s64 usToCycles(std::chrono::microseconds us) {
@ -32,9 +32,9 @@ s64 usToCycles(std::chrono::microseconds us) {
}
if (static_cast<u64>(us.count()) > MAX_VALUE_TO_MULTIPLY) {
LOG_DEBUG(Core_Timing, "Time very big, do rounding");
return BASE_CLOCK_RATE * (us.count() / 1000000);
return Hardware::BASE_CLOCK_RATE * (us.count() / 1000000);
}
return (BASE_CLOCK_RATE * us.count()) / 1000000;
return (Hardware::BASE_CLOCK_RATE * us.count()) / 1000000;
}
s64 nsToCycles(std::chrono::nanoseconds ns) {
@ -44,14 +44,14 @@ s64 nsToCycles(std::chrono::nanoseconds ns) {
}
if (static_cast<u64>(ns.count()) > MAX_VALUE_TO_MULTIPLY) {
LOG_DEBUG(Core_Timing, "Time very big, do rounding");
return BASE_CLOCK_RATE * (ns.count() / 1000000000);
return Hardware::BASE_CLOCK_RATE * (ns.count() / 1000000000);
}
return (BASE_CLOCK_RATE * ns.count()) / 1000000000;
return (Hardware::BASE_CLOCK_RATE * ns.count()) / 1000000000;
}
u64 CpuCyclesToClockCycles(u64 ticks) {
const u128 temporal = Common::Multiply64Into128(ticks, CNTFREQ);
return Common::Divide128On32(temporal, static_cast<u32>(BASE_CLOCK_RATE)).first;
const u128 temporal = Common::Multiply64Into128(ticks, Hardware::CNTFREQ);
return Common::Divide128On32(temporal, static_cast<u32>(Hardware::BASE_CLOCK_RATE)).first;
}
} // namespace Core::Timing