After fix the tillegx qemu's fsingle floating point insns issue, the gcc test suite result is: === gcc Summary === # of expected passes 77272 # of unexpected failures 365 # of unexpected successes 7 # of expected failures 113 # of unresolved testcases 141 # of unsupported tests 1476 And I shall continue to analyze the left issues, next. :-) Thanks. -- Chen Gang Open, share, and attitude like air, water, and life which God blessed ---------------------------------------- > From: xili_gchen_5257@xxxxxxxxxxx > To: cmetcalf@xxxxxxxxxx; walt@xxxxxxxxxx > CC: law@xxxxxxxxxx; gcc-help@xxxxxxxxxxx; mikestump@xxxxxxxxxxx; eager@xxxxxxxxxx; rth@xxxxxxxxxx; peter.maydell@xxxxxxxxxx; afaerber@xxxxxxx; rth@xxxxxxxxxxx > Subject: RE: [Consult] tile: How to construct testsuite for tile architecture without hardware. > Date: Sun, 4 Oct 2015 19:55:44 +0800 > > After finish additional 7 qemu patches, our tilegx qemu can test the gcc > testsuite successfully (no any unimplementation issues). The test result > is: > > === gcc Summary === > > # of expected passes 77012 > # of unexpected failures 622 > # of unexpected successes 7 > # of expected failures 113 > # of unresolved testcases 143 > # of unsupported tests 1476 > > > For the 622 left issues: > > - Maybe still tilegx implementation issue, e.g. > > the floating point single mul instruction cann't get the result which > tilegx gcc expected (it is only related with calculating: float32_mul > calculation result is not match tilegx gcc expected). > > - Maybe envorintments configuration issues, e.g. > > for gcc guality_check, it may call gdb outside, so I need config the > related gdb correctlly. > > - Maybe tilegx gcc issues, e.g. > > for some UNKNOWN instructions, probably generated by incorrect jump > instructions, one sample is "-fpic -mcmodel=large" for gcc nested-5 > test. > > Next, I shall: > > - continue to fix the left 622 issues, and send related patches to > qemu-devel mailing list or gcc-patches mailing list. > > - then rewrite floating point instructions, and try to let the related > code merged into qemu mainline with qemu members' help (at present, > floating point implementation is a temporary implementation). > > - at last, try to finish all left unimplemented instructions (there are > still some unimplement insns left, but at present, gcc testsuite does > not use them), and start tilegx qemu system mode, next. > > > Welcome any members' ideas, suggestion, and completions. :-) > > > Thanks. > > Chen Gang > > Open, share, and attitude like air, water, and life which God blessed > > > ---------------------------------------- >> Date: Thu, 1 Oct 2015 12:12:48 +0800 >> From: xili_gchen_5257@xxxxxxxxxxx >> To: cmetcalf@xxxxxxxxxx; walt@xxxxxxxxxx >> CC: law@xxxxxxxxxx; gcc-help@xxxxxxxxxxx; mikestump@xxxxxxxxxxx; eager@xxxxxxxxxx; rth@xxxxxxxxxx; peter.maydell@xxxxxxxxxx; afaerber@xxxxxxx; rth@xxxxxxxxxxx >> Subject: Re: [Consult] tile: How to construct testsuite for tile architecture without hardware. >> >> >> At present, tilegx is integrated into qemu master branch successfully >> with the much help by qemu members. >> >> But sorry, I did not finish gcc testsuite in time, the main excuse is >> >> - I am busy on the normal work -- sometimes, have to do overtime work. >> (my company started up an urgent project, but couldn't find suitable >> persons for it in short time, so I have to do it during these days). >> >> Next, in Chinese National Day, I have enough free time resources on open >> source, hope I finish our gcc testsuite within Chinese National Day (it >> is from 2015-10-01 -- 2015-10-07). >> >> Thanks. >> >> On 8/30/15 11:50, Chen Gang wrote: >>> >>> Oh, sorry again, I did not finish qemu test within this month, again. >>> Current status is: >>> >>> === gcc Summary === >>> >>> # of expected passes 76725 >>> # of unexpected failures 790 >>> # of unexpected successes 7 >>> # of expected failures 113 >>> # of unresolved testcases 142 >>> # of unsupported tests 1483 >>> >>> >>> My main excuses are: >>> >>> - We are lack of tilegx floating point insns related documents, we have >>> to 'guess' implementation details. At last, we found ways to process >>> it (we spent more than a half month free time resources for it). >>> >>> - My related qemu code need be refactor before merging into qemu master >>> tree. At present, we are refactoring and merging tilegx code to qemu >>> master tree (mainly by qemu related members). >>> >>> Hope I can finish qemu tilegx gcc testsuite within next month (I guess, >>> it should be done in time). >>> >>> - Test the refactored and merged code again, based on it, I continue to >>> fix gcc testsuite related issues. >>> >>> - Fix all 700+ gcc testsuite issues (10+ for pending issues, and the >>> others are for UN-implementation insns issues, I guess). >>> >>> >>> Thanks. >>> >>> >>> On 7/30/15 05:01, Chen Gang wrote: >>>> On 7/20/15 06:26, Chen Gang wrote: >>>>> Hello all: >>>>> >>>>> At present (after a half year), with the much help of QEMU members, >>>>> tilegx linux-user can work (manually using busybox's sh, ls, cp, mv, vi >>>>> are OK). >>>>> >>>>> Next, I shall start gcc testsuite with qemu tilegx linux-user, hope I >>>>> can finish within this month (2015-07-31). >>>>> >>>> >>>> Sorry, I can not finish the qemu test within this month. The reason is >>>> my tilegx qemu is still lack of some instructions implementation, next, >>>> I should finish them firstly (I implemented most insns, but not all). >>>> >>>> === gcc Summary === >>>> >>>> # of expected passes 69830 >>>> # of unexpected failures 4312 >>>> # of unexpected successes 2 >>>> # of expected failures 108 >>>> # of unresolved testcases 1776 >>>> # of unsupported tests 1567 >>>> >>>> More than 4K failures are because tilegx qemu lacks of instruction's >>>> implementation, and also more than 10 issues are for TIMEOUT (I guess, >>>> my original tilegx qemu instruction's implementation still has bugs). >>>> >>>> I shall try to finish it within next month, although I am not quite sure >>>> (it needs enough time resources on it, but I am lack of time resources: >>>> I can only spend less 1 hour per work day and 2 hours per week end day). >>>> >>>> >>>> >>>> Thanks. >>>> >>>>> Thanks. >>>>> >>>>> On 1/24/15 21:31, Chen Gang S wrote: >>>>>> Hello Maintainers: >>>>>> >>>>>> The result of gcc testsuite for tile without qemu is below, I guess the >>>>>> environments construction is OK: >>>>>> >>>>>> === gcc Summary === >>>>>> >>>>>> # of expected passes 66650 >>>>>> # of unexpected failures 42 >>>>>> # of unexpected successes 1 >>>>>> # of expected failures 107 >>>>>> # of unresolved testcases 16558 >>>>>> # of unsupported tests 1771 >>>>>> >>>>>> Based on normal testsuite and microblaze testsuite configuration, it is >>>>>> easy to config gcc testsuite for tile. Thank gcc testsuit member and >>>>>> microblaze member very much. :-) >>>>>> >>>>>> - Copy the original microblaze exp file as tile exp file. Export tile >>>>>> ip to /etc/hosts. >>>>>> >>>>>> - Change the related compiler name and related patch to tile in tile >>>>>> exp file. >>>>>> >>>>>> - Use tile cflag "-m64 -mcpu=tilegx -mcmodel=large -mlittle-endian" >>>>>> instead of the original microblaze cflag, in tile exp file. >>>>>> >>>>>> If OK, I shall try to make a tile patch within this month. Next month, >>>>>> I shall start tile qemu (I am preparing for it within this month). After >>>>>> communicate with qemu members, I guess, it is possible to finish it. >>>>>> >>>>>> >>>>>> Welcome any ideas, suggestions, and completions. >>>>>> >>>>>> Thanks. >>>>>> >>>>>> On 1/20/15 10:02, Chen Gang S wrote: >>>>>>> On 1/20/15 00:10, Chris Metcalf wrote: >>>>>>>> On 1/17/2015 4:52 AM, Chen Gang S wrote: >>>>>>>>> Hello Maintainers: >>>>>>>>> >>>>>>>>> I am trying to make gcc patches for tile, and need testsuite without >>>>>>>>> related hardware, so I consult: >>>>>>>> >>>>>>>> Unfortunately, at the current time, the simulator is only available as part of the commercial Multicore Development Environment package. A qemu port for tile hardware would certainly be welcome, but to my knowledge, no one has completed such a port yet. ISA and ABI documentation for tilegx are available at www.tilera.com/scm. >>>>>>>> >>>>>>> >>>>>>> OK, thank you very much, and the documentation is really valuable to me. >>>>>>> >>>>>>> After finish gcc tile testsuite (hope I can finish within this month), >>>>>>> I shall continue for tile qemu, I should try my best for it, hope I can >>>>>>> finish: "can run gcc testsuite with the tile qemu". >>>>>>> >>>>>>> At present, it is really very hard to me, but for me, it is my duty (I >>>>>>> met it, and it was within my original boarder). >>>>>>> >>>>>>> >>>>>>> For me, nothing is impossible, if God blessed. >>>>>>> >>>>>>> >>>>>>> Thanks. >>>>>>> >>>>>> >>>>> >>>>> Thanks. >>>>> >>>> >>> >>> -- >>> Chen Gang >>> >>> Open, share, and attitude like air, water, and life which God blessed >>> >>> >> >> -- >> Chen Gang (陈刚) >> >> Open, share, and attitude like air, water, and life which God blessed >
