AuroraRuntime/Source/Time/AuClocks.cpp
Jamie Reece Wilson 0a1db024e8 [+] QueryClockTimeNS
[+] QueryClockTimeFrequency
2023-09-23 02:28:06 +01:00

132 lines
5.3 KiB
C++

/***
Copyright (C) 2023 J Reece Wilson (a/k/a "Reece"). All rights reserved.
File: AuClocks.cpp
Date: 2023-3-21
Author: Reece
***/
#include <RuntimeInternal.hpp>
#include "AuClocks.hpp"
namespace Aurora::Time
{
#define ADD_CLOCK(name, enum, jiffies, getNs, getMs) \
struct name ## Clock_t : IClock \
{ \
EClock GetType() override \
{ \
return EClock::enum; \
} \
\
AuUInt64 GetHertz() override \
{ \
return jiffies(); \
} \
\
AuUInt64 NowNS() override \
{ \
return getNs(); \
} \
\
AuUInt64 NowMS() override \
{ \
return getMs(); \
} \
}; \
\
static name ## Clock_t gClock## name ## Instance; \
\
AUKN_SYM AuSPtr<IClock> Get ## name ## Clock() \
{ \
return AuUnsafeRaiiToShared(&gClock## name ## Instance); \
}
#define FILE_AND_USR_DIR_STEP (AuMSToNS<AuUInt64>(AuSToMS<AuUInt64>(1)) / 100ull)
ADD_CLOCK(Steady, eSteady, SteadyClockJiffies, SteadyClockNS, SteadyClockMS);
ADD_CLOCK(Wall, eWall, FILE_AND_USR_DIR_STEP + AuUInt64, CurrentClockNS, CurrentClockMS);
ADD_CLOCK(Process, eProcessTime, ProcessClockJiffies, ProcessClockNS, ProcessClockMS);
ADD_CLOCK(ProcessKernel, eProcessKernelTime, ProcessKernelClockJiffies, ProcessKernelClockNS, ProcessKernelClockMS);
ADD_CLOCK(ProcessUser, eProcessUserTime, ProcessUserClockJiffies, ProcessUserClockNS, ProcessUserClockMS);
ADD_CLOCK(Thread, eThreadTime, ThreadClockJiffies, ThreadClockNS, ThreadClockMS);
ADD_CLOCK(ThreadKernel, eThreadKernelTime, ThreadKernelClockJiffies, ThreadKernelClockNS, ThreadKernelClockMS);
ADD_CLOCK(ThreadUser, eThreadUserTime, ThreadUserClockJiffies, ThreadUserClockNS, ThreadUserClockMS);
#undef ADD_CLOCK
AUKN_SYM AuSPtr<IClock> GetClockFromEnum(EClock clock)
{
switch (clock)
{
case EClock::eWall:
return GetWallClock();
case EClock::eSteady:
return GetSteadyClock();
case EClock::eProcessTime:
return GetProcessClock();
case EClock::eProcessUserTime:
return GetProcessUserClock();
case EClock::eProcessKernelTime:
return GetProcessKernelClock();
case EClock::eThreadTime:
return GetThreadClock();
case EClock::eThreadUserTime:
return GetThreadUserClock();
case EClock::eThreadKernelTime:
return GetThreadKernelClock();
default:
SysPushErrorArg("Invalid clock");
return {};
}
}
AUKN_SYM AuUInt64 QueryClockTimeNS(EClock clock)
{
switch (clock)
{
case EClock::eWall:
return CurrentClockNS();
case EClock::eSteady:
return SteadyClockNS();
case EClock::eProcessTime:
return ProcessClockNS();
case EClock::eProcessUserTime:
return ProcessUserClockNS();
case EClock::eProcessKernelTime:
return ProcessKernelClockNS();
case EClock::eThreadTime:
return ThreadClockNS();
case EClock::eThreadUserTime:
return ThreadUserClockNS();
case EClock::eThreadKernelTime:
return ThreadKernelClockNS();
default:
SysPushErrorArg("Invalid clock");
return {};
}
}
AUKN_SYM AuUInt64 QueryClockFrequency(EClock clock)
{
switch (clock)
{
case EClock::eWall:
return FILE_AND_USR_DIR_STEP;
case EClock::eSteady:
return SteadyClockJiffies();
case EClock::eProcessTime:
case EClock::eProcessUserTime:
case EClock::eProcessKernelTime:
return ProcessClockJiffies();
case EClock::eThreadTime:
case EClock::eThreadUserTime:
case EClock::eThreadKernelTime:
return ThreadClockJiffies();
default:
SysPushErrorArg("Invalid clock");
return {};
}
}
#undef FILE_AND_USR_DIR_STEP
}