Re: [PATCH 0/1] vsprintf: optimize decimal conversion (again)

Denys Vlasenko
2012-03-27T15:34:17Z

On Tue, Mar 27, 2012 at 3:49 PM, roma1390 <roma1390@gmail.com> wrote:
> Hi Denys,
>
> Can't compare speed to base, but I tested this test_new on
> 2.6.32-5-kirkwood #1 Tue Jan 17 05:11:52 UTC 2012 armv5tel GNU/Linux
>  ./test_new
> Conversions per second: 8:5528000 123:4568000 123456:3568000
> 12345678:3392000 123456789:1168000 2^32:976000 2^64:532000
> Conversions per second: 8:5524000 123:4568000 123456:3680000
> 12345678:3408000 123456789:1132000 2^32:972000 2^64:532000
> Conversions per second: 8:5028000 123:4416000 123456:3688000
> 12345678:3396000 123456789:1168000 2^32:976000 2^64:512000
> Conversions per second: 8:5524000 123:4572000 123456:3684000
> 12345678:3288000 123456789:1168000 2^32:972000 2^64:532000
> Tested 900988928                               ^Z

Thanks, but without baseline, it's impossible to see whether
we have an improvement...

Can you also let it run longer, to test at least up to
first 5 billion numbers (which is > 2^32)?

--
vda