That's not all we've lost. There's 2% gone somewhere on core 2. I tried putting align # instead of alignb #,nop and it makes absolutely no difference to the times whatsoever.
Dunno where the 2% went, but it is real, not timing fluctuations. Bill. 2009/3/5 <ja...@njkfrudils.plus.com>: > > > The conversion from gas to yasm have lost the defines > HAVE_NATIVE_* > so that addlsh1_n etc dont appear in speed or try > > > > On Thursday 05 March 2009 13:38:29 Bill Hart wrote: > - Show quoted text - >> 2009/3/5 <ja...@njkfrudils.plus.com>: >> > On Wednesday 04 March 2009 23:56:48 Bill Hart wrote: >> >> I've had a think, especially considering the 10's of thousands of >> >> people who will be using MPIR in Sage, not to mention the sponsor, and >> >> I think we need to write try tests for the mpn functions we use. >> >> >> >> We could divide the work in half by one person writing the reference >> >> tests and the other writing the lt-try tests. I volunteer to write the >> >> reference tests. I may be able to start this tomorrow after I finish >> >> with converting the core 2 code to yasm. >> > >> > I can do half or all if you want ,although if may be better if I didn't >> > write either , so if I have made a mistake , you are unlikely to repeat >> > the same mistake . >> > Note: >> > lshift1,rshift1 are just macros on non-amd systems >> > lshift1,rshift1 overlap requirements are same or separate ONLY >> > redc_basecase,sumdiff has a mpn/generic written by someone else >> > addsub returns int not limb >> > >> > looking at try it allready has tests for sumdiff ,addlsh1 ,sublsh1 >> >> None of those appear in the list when you run try without parameters. >> We should add those to the list. >> >> > so we only need new tests for redc_basecase,lshift1,rshift1,addadd,addsub >> >> Cool. Do you want to add some tests assuming there is a reference >> implementation available to test against, and I'll write the reference >> implementation. That's good enough for me. If a different person >> writes the reference implementation to the original then it's a pretty >> good test. >> >> Bill. >> >> > - Show quoted text - >> > >> >> Bill. >> >> >> >> 2009/3/4 <ja...@njkfrudils.plus.com>: >> >> > On Wednesday 04 March 2009 23:24:59 Bill Hart wrote: >> >> >> Is there a test for lshift1, rshift1, addlsh1, addrsh1, addadd, >> >> >> addsub, sumdiff, divebyff or redc_basecase? >> >> >> >> >> >> Do we need tests for these? >> >> >> >> >> >> I know we use addadd and addsub. Do we use any of the others yet? >> >> > >> >> > we use lshift1 rshift1 addlsh1 sublsh1 sumdiff redc_basecase >> >> > we dont use divebyff >> >> > make check run tests for all these , but nothing in ./try >> >> > - Show quoted text - >> >> > >> >> >> Bill. >> >> >> >> >> >> 2009/3/4 Bill Hart <goodwillh...@googlemail.com>: >> >> >> > 2009/3/4 <ja...@njkfrudils.plus.com>: >> >> >> >> On Wednesday 04 March 2009 22:40:18 Bill Hart wrote: >> >> >> >>> I'd like to propose a code freeze on all K8/K10 assembly code, >> >> >> >>> which I have now converted to yasm format, unless serious bugs >> >> >> >>> are uncovered. >> >> >> >>> >> >> >> >>> If we freeze the code then we can begin testing. I propose we >> >> >> >>> wear out each and every file with /tests/devel/try including many >> >> >> >>> small operands and as many different types of data as try can >> >> >> >>> throw at it. >> >> >> >> >> >> >> >> There no point both of us running the same test on cuda1 say , so >> >> >> >> who does which machine? >> >> >> > >> >> >> > I am currently running tests on a K8. >> >> >> > >> >> >> > Do you want to do cuda? >> >> >> > >> >> >> > That will be enough. >> >> >> > >> >> >> > Let me just check that: >> >> >> > >> >> >> > wbh...@host-57-44:~/mpir-trunk/tests/devel$ ./try -s 1-50 -r 10 -S >> >> >> > 1-50 mpn_blah blah blah >> >> >> > >> >> >> > does something sensible according to you? >> >> >> > >> >> >> >>> On my machine the K8 code gets a bench of 15283 which is what it >> >> >> >>> got before the conversion. Also on K10 I did cycle timings of all >> >> >> >>> the functions we care about and they did not change (to within >> >> >> >>> tolerances due to variations between runs of course). >> >> >> >>> >> >> >> >>> I'm inclined to finish the core 2 code conversion tomorrow, do >> >> >> >>> some cleaning up of the C code (insert some whitespace :-)) and >> >> >> >>> then release 1.0.0. It's just about as much work as releasing >> >> >> >>> 0.9.1. >> >> >> >> >> >> >> >> wasting precious bytes with whitespace :) >> >> >> > >> >> >> > Now we know what is causing that 2 Trillion dollar debt!! >> >> >> > >> >> >> >> I thought I ran my C-code thru indent first , to use the standard >> >> >> >> format , perhaps I missed some files. I really find difficult to >> >> >> >> believe that people read code formated with the standard amount of >> >> >> >> whitespace , I'm forever scrolling up and down to try to see the >> >> >> >> rest of the >> >> >> >> function.First thing I do when reading code now is to delete most >> >> >> >> whitespace. >> >> >> > >> >> >> > Maybe I won't have much to do. I did see some code the other day >> >> >> > that I would instinctively do some things to however. It's just a >> >> >> > knee-jerk reaction. >> >> >> > >> >> >> > I used to despise whitespace too. However I did change my mind >> >> >> > after certain other programmer told me my code was sending them >> >> >> > crosseyed. Now I like the sense of peace that one gets from the >> >> >> > whitespace. It's like having a spacious office as opposed to >> >> >> > clutter. Obviously I accept it is a matter of preference and >> >> >> > irrelevant in the scheme of things. However I have observed that >> >> >> > the majority tend to go for space. >> >> >> > >> >> >> >>> By the way, make check still runs the yasm tests. >> >> >> >> >> >> >> >> It was quite a job do disable all the tests , so I left it , as it >> >> >> >> doesn't effect the correctness >> >> >> >> - Show quoted text - >> >> >> > >> >> >> > That's fine. No problem by me. >> >> >> > >> >> >> > Bill. >> >> > >> >> > - Show quoted text - >> >> > > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "mpir-devel" group. To post to this group, send email to mpir-devel@googlegroups.com To unsubscribe from this group, send email to mpir-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/mpir-devel?hl=en -~----------~----~----~----~------~----~------~--~---