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Posts: 8 | Thanked: 5 times | Joined on Dec 2009
#1934
Originally Posted by mooninite View Post
600mhz
Code:
./pi_css5-vfp3
Calculation of PI using FFT and AGM, ver. LG1.1.2-MP1.5.2a.memsave

Usage: ./pi_css5-vfp3 digits

Number of digits of pi to calculate?
1000000
initializing...
nfft= 262144
radix= 10000
error_margin= 0.00611182
calculating 1048576 digits of PI...
AGM iteration
precision= 48: 7.01 sec
precision= 80: 6.98 sec
precision= 176: 6.99 sec
precision= 352: 6.99 sec
precision= 688: 7.00 sec
precision= 1392: 6.98 sec
precision= 2784: 7.02 sec
precision= 5584: 6.98 sec
precision= 11168: 6.99 sec
precision= 22336: 6.99 sec
precision= 44688: 7.01 sec
precision= 89408: 7.00 sec
precision= 178816: 7.00 sec
precision= 357648: 7.00 sec
precision= 715312: 7.00 sec
precision= 1430640: 7.00 sec
writing pi1048576.txt...
131.01 sec. (real time)
Hit RETURN to exit.
800mhz
Code:
./pi_css5-vfp3 
Calculation of PI using FFT and AGM, ver. LG1.1.2-MP1.5.2a.memsave

Usage: ./pi_css5-vfp3 digits

Number of digits of pi to calculate?
1000000
initializing...
nfft= 262144
radix= 10000
error_margin= 0.00611182
calculating 1048576 digits of PI...
AGM iteration
precision= 48: 5.44 sec
precision= 80: 5.46 sec
precision= 176: 5.47 sec
precision= 352: 5.45 sec
precision= 688: 5.45 sec
precision= 1392: 5.47 sec
precision= 2784: 5.44 sec
precision= 5584: 5.46 sec
precision= 11168: 5.45 sec
precision= 22336: 5.47 sec
precision= 44688: 5.44 sec
precision= 89408: 5.46 sec
precision= 178816: 5.47 sec
precision= 357648: 5.46 sec
precision= 715312: 5.44 sec
precision= 1430640: 5.47 sec
writing pi1048576.txt...
102.18 sec. (real time)
Hit RETURN to exit.
1ghz crashed the phone (reboot) after a few digits.
Could you upload that pi calc binary somewhere? We are missing "real" stress test app to easily check stability. Someone take AP to make ARM specific optimized stress app :P Maybe there's one already?