mirror of
https://github.com/saitohirga/WSJT-X.git
synced 2025-11-04 05:50:31 -05:00
22 lines
377 B
Fortran
22 lines
377 B
Fortran
subroutine sec0(n,t)
|
|
|
|
! Simple execution timer.
|
|
! call sec0(0,t)
|
|
! ... statements to be timed ...
|
|
! call sec0(1,t)
|
|
! print*,'Execution time:',t
|
|
|
|
integer*8 count0,count1,clkfreq
|
|
save count0
|
|
|
|
call system_clock(count1,clkfreq)
|
|
if(n.eq.0) then
|
|
count0=count1
|
|
return
|
|
else
|
|
t=float(count1-count0)/float(clkfreq)
|
|
endif
|
|
|
|
return
|
|
end subroutine sec0
|