| c--------------------------------------------------------------------- |
| c--------------------------------------------------------------------- |
| |
| subroutine timer_clear(n) |
| |
| c--------------------------------------------------------------------- |
| c--------------------------------------------------------------------- |
| |
| implicit none |
| integer n |
| |
| double precision start(64), elapsed(64) |
| common /tt/ start, elapsed |
| |
| elapsed(n) = 0.0 |
| return |
| end |
| |
| |
| c--------------------------------------------------------------------- |
| c--------------------------------------------------------------------- |
| |
| subroutine timer_start(n) |
| |
| c--------------------------------------------------------------------- |
| c--------------------------------------------------------------------- |
| |
| implicit none |
| integer n |
| include 'mpif.h' |
| double precision start(64), elapsed(64) |
| common /tt/ start, elapsed |
| |
| start(n) = MPI_Wtime() |
| |
| return |
| end |
| |
| |
| c--------------------------------------------------------------------- |
| c--------------------------------------------------------------------- |
| |
| subroutine timer_stop(n) |
| |
| c--------------------------------------------------------------------- |
| c--------------------------------------------------------------------- |
| |
| implicit none |
| integer n |
| include 'mpif.h' |
| double precision start(64), elapsed(64) |
| common /tt/ start, elapsed |
| double precision t, now |
| now = MPI_Wtime() |
| t = now - start(n) |
| elapsed(n) = elapsed(n) + t |
| |
| return |
| end |
| |
| |
| c--------------------------------------------------------------------- |
| c--------------------------------------------------------------------- |
| |
| double precision function timer_read(n) |
| |
| c--------------------------------------------------------------------- |
| c--------------------------------------------------------------------- |
| |
| implicit none |
| integer n |
| double precision start(64), elapsed(64) |
| common /tt/ start, elapsed |
| |
| timer_read = elapsed(n) |
| return |
| end |
| |
