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File: [local] / OpenXM_contrib / PHC / Ada / System / ts_timer.adb (download)
Revision 1.1.1.1 (vendor branch), Sun Oct 29 17:45:34 2000 UTC (23 years, 10 months ago) by maekawa
Import the second public release of PHCpack. OKed by Jan Verschelde. |
with text_io,integer_io; use text_io,integer_io; with Timing_Package; use Timing_Package; procedure ts_timer is -- DESCRIPTION : -- Test of timing package on computing sums of natural numbers. -- Do "time ts_timer" when running this program to see whether -- the UNIX timer gives the same results as the printed times. n,m,acc : natural; timer,totaltimer : timing_widget; begin new_line; put_line("Test of timer on computation of sums and products."); new_line; tstart(totaltimer); put("Give number of sums : "); get(n); put("Give number of products : "); get(m); tstart(timer); acc := 0; for i in 1..n loop acc := acc + 1; end loop; tstop(timer); new_line; put("1 + 1 + .. + 1 : "); put(acc); new_line; print_times(timer,"calculating the sum"); new_line; tstart(timer); acc := 1; for i in 1..m loop acc:= acc*acc; end loop; tstop(timer); put("1 * 1 * .. * 1 : "); put(acc); new_line; print_times(timer,"calculating the product"); new_line; tstop(totaltimer); print_times(totaltimer,"the whole program"); new_line; end ts_timer;