diff --git a/lib/Support/Timer.cpp b/lib/Support/Timer.cpp index 5d493b8a15e..52b616fa2c4 100644 --- a/lib/Support/Timer.cpp +++ b/lib/Support/Timer.cpp @@ -13,18 +13,19 @@ #include "Support/Timer.h" #include "Support/CommandLine.h" +#include +#include +#include +#include +#include #include "Config/sys/resource.h" #include "Config/sys/time.h" #include "Config/unistd.h" #include "Config/malloc.h" -#include -#include -#include -#include -#include +#include "Config/windows.h" using namespace llvm; -// GetLibSupportInfoOutputFile - Return a file stream to print our output on... +// GetLibSupportInfoOutputFile - Return a file stream to print our output on. namespace llvm { extern std::ostream *GetLibSupportInfoOutputFile(); } // getLibSupportInfoOutputFilename - This ugly hack is brought to you courtesy @@ -113,6 +114,23 @@ struct TimeRecord { }; static TimeRecord getTimeRecord(bool Start) { +#if defined(HAVE_WINDOWS_H) + unsigned __int64 ProcCreate, ProcExit, KernelTime, UserTime, CurTime; + + GetProcessTimes(GetCurrentProcess(), (FILETIME*)&ProcCreate, + (FILETIME*)&ProcExit, (FILETIME*)&KernelTime, + (FILETIME*)&UserTime); + GetSystemTimeAsFileTime((FILETIME*)&CurTime); + + // FILETIME's are # of 100 nanosecond ticks. + double ScaleFactor = 1.0/(10*1000*1000); + + TimeRecord Result; + Result.Elapsed = (CurTime-ProcCreate)*ScaleFactor; // Wall time + Result.UserTime = UserTime*ScaleFactor; + Result.SystemTime = KernelTime*ScaleFactor; + return Result; +#elif defined(HAVE_GETRUSAGE) struct rusage RU; struct timeval T; long MemUsed = 0; @@ -134,8 +152,11 @@ static TimeRecord getTimeRecord(bool Start) { Result.UserTime = RU.ru_utime.tv_sec + RU.ru_utime.tv_usec/1000000.0; Result.SystemTime = RU.ru_stime.tv_sec + RU.ru_stime.tv_usec/1000000.0; Result.MemUsed = MemUsed; - return Result; +#else + // Can't get resource usage. + return TimeRecord(); +#endif } static std::vector ActiveTimers;