Forgot to cc the list.
On Sat, Nov 29, 2014 at 12:10 PM, Zhigang Gong <[email protected]> wrote: > Thanks for reporting issues. For the APP1, I spent some time to investigate > it and found the > root cause is something is wrong in the two newly added llvm builtin > intrinsics the bswap and/or > overflow functions. After disable those two functions, it could pass all the > 32 test cases. > Will continue to investigate and fix them next week. > > As to the other two functions, could you share the binary to us? These > functions may share the same > root cause, but need to verify it. > > Thanks, > Zhigang Gong. > > On Sat, Nov 29, 2014 at 2:07 AM, Roman Trunov <[email protected]> wrote: >> I've successfully compiled beignet 1.0 on Ubuntu 14.04.1 but still cannot >> use it for real science and math applications, to which I'm interested in. I >> see some improvements comparing to 0.9, but my applications still does not >> function correctly. >> >> LLVM: 3.5 (prebuilt package from llvm.org) >> gcc version 4.8.2 (Ubuntu 4.8.2-19ubuntu1) >> Kernel: 3.13.0-40-generic >> CPU: Intel(R) Core(TM) i7-4770K CPU @ 3.50GHz >> >> from clinfo: >> >> Platform ID: 0x7ff0461d1d20 >> Name: Intel(R) HD Graphics >> Haswell GT2 Desktop >> Vendor: Intel >> Device OpenCL C version: OpenCL C 1.2 beignet 1.0 >> (git-9068a26) >> Driver version: 1.0 >> Profile: FULL_PROFILE >> Version: OpenCL 1.2 beignet 1.0 >> (git-9068a26) >> >> I didn't enabled X and Mesa support during compilation so I'm using >> "drm.rnodes=1" kernel option. >> >> Since this is a Haswell CPU, I also rebuild i815 kernel module according to >> instructions and patch on the site. After this, I've got 100% success on >> self-tests: >> >> summary: >> ---------- >> total: 700 >> run: 700 >> pass: 699 >> fail: 0 >> pass rate: 1.000000 >> >> So I consider that build was correct. >> >> I've tried three math/science application and none of them are working >> correctly. They run, but producing incorrect results. >> >> 1) APP1: distributed.net client for openCL >> >> This is a program which is most known to me. There is a "official" prebuilt >> binary at http://www.distributed.net/Download_prerelease and public part of >> source code is available at https://github.com/dcti/dnetc-client-base . >> Also, I could re-compile it from source myself if additional testing will be >> required. >> >> This program has few computation cores. The "reference" core number 0, which >> is just a few lines long (rc5-ref.cl) kinda crashes: >> >> ./dnetc -test rc5-72 0 >> >> [Nov 26 18:26:19 UTC] RC5-72: using core #0 (CL ANSI 1-pipe). >> [Nov 26 18:26:20 UTC] Abnormal core termination! Device: 0 >> >> Other, "optimized" cores could be run but computations are incorrect, most >> of self-tests fails (the numbers are returned result vs expected result): >> >> ./dnetc -test rc5-72 1 >> >> [Nov 26 18:27:16 UTC] RC5-72: using core #1 (CL 1-pipe). >> [Nov 26 18:27:16 UTC] RC5-72: Test 01 FAILED2: >> 00:00000000:00000000-C9:0C0353C0:D4E1FE85 >> [Nov 26 18:27:16 UTC] RC5-72: Test 03 FAILED2: >> 00:00000000:00000000-0F:556979E7:6C009260 >> [Nov 26 18:27:16 UTC] RC5-72: Test 04 FAILED2: >> 00:00000000:00000000-9E:D8B648C6:00003A3C >> [Nov 26 18:27:16 UTC] RC5-72: Test 10 FAILED2: >> 00:00000000:00000000-2B:E01C5B9D:D65CCAD7 >> [Nov 26 18:27:16 UTC] RC5-72: Test 14 FAILED2: >> 00:00000000:00000000-C6:46E7E19D:9CD65C85 >> [Nov 26 18:27:16 UTC] RC5-72: Test 16 FAILED2: >> 00:00000000:00000000-85:EA3678CF:91DB0D2C >> [Nov 26 18:27:16 UTC] RC5-72: Test 19 FAILED2: >> 00:00000000:00000000-11:4134BDB0:175A077F >> [Nov 26 18:27:16 UTC] RC5-72: Test 20 FAILED2: >> 00:00000000:00000000-94:888FF8CB:282E6E5F >> [Nov 26 18:27:16 UTC] RC5-72: Test 21 FAILED2: >> 00:00000000:00000000-D9:48A2E6E4:CD610000 >> [Nov 26 18:27:16 UTC] RC5-72: Test 22 FAILED2: >> 00:00000000:00000000-E5:71448E83:D0860001 >> [Nov 26 18:27:16 UTC] RC5-72: Test 23 FAILED2: >> 00:00000000:00000000-3E:ED6D9F85:A6D70002 >> [Nov 26 18:27:16 UTC] RC5-72: Test 26 FAILED1: >> 56:30E19DF4:8C460000-56:30E19DF4:8C460101 >> [Nov 26 18:27:16 UTC] RC5-72: Test 27 FAILED1: >> 85:3B37FFD3:9F140000-85:3B37FFD3:9F14B33B >> [Nov 26 18:27:16 UTC] RC5-72: Test 28 FAILED1: >> 80:B75263C5:41660000-80:B75263C5:41668D03 >> [Nov 26 18:27:16 UTC] RC5-72: Test 30 FAILED1: >> 87:23A58F8F:D5940000-87:23A58F8F:D59495C1 >> [Nov 26 18:27:16 UTC] RC5-72: 17/32 Tests Passed (0.320960 seconds) >> [Nov 26 18:27:16 UTC] RC5-72: WARNING WARNING WARNING: 15 Tests FAILED!!! >> >> ./dnetc -stress rc5-72 1 >> >> [Nov 26 18:26:25 UTC] RC5-72: Stress-test 3: Pipe #1 missed a full match >> [Nov 26 18:26:25 UTC] RC5-72: Stress-test 3: Pipe #1 fails to set >> 'check.count' >> [Nov 26 18:26:25 UTC] Got 0x00000000, expected 0x00000001 >> [Nov 26 18:26:25 UTC] RC5-72: Stress-test 3: Pipe #1 fails to set >> 'check.hi/mid/lo' >> [Nov 26 18:26:25 UTC] check: 00:00000000:00000000, expected >> CA:DB0EF3FF:FFFFFFC0 >> [Nov 26 18:26:25 UTC] RC5-72: Stress-test 3: Pipe #1 - Iterations count not >> updated >> [Nov 26 18:26:25 UTC] Got 0x000000C0, expected 0x00000000 >> [Nov 26 18:26:25 UTC] RC5-72: Stress-test 3 FAILED >> >> >> >> Following APP2 and APP3 are from PrimeGrid (prime numbers search) projects. >> I don't know is their source available or not, at least I could send you a >> binary, and cl core source could be easily extracted from executable using >> hex editor. >> >> 2) tpsieve - a sieving program >> >> ./tpsieve-cl-boinc-x86_64-linux -p13120716e9 -P13120725e9 -k5 -K9999 >> -n6000000 -N9000000 >> >> writes stderr.txt with following: >> >> Sieve started: 13120716000000000 <= p < 13120725000000000 >> Thread 0 starting >> Detected 320 multiprocessors (1600 SPUs) on device 0. >> Device 0 is a 'Intel' 'Intel(R) HD Graphics Haswell GT2 Desktop'. >> Computation Error: Checksum mismatch for p=13120716000000031 between >> 10781334 and 14482143 at n=9000063. >> Computation Error: Checksum mismatch for p=13120716000000139 between 864764 >> and 6489009 at n=9000063. >> (and so on, lot of lines) >> Aborting because over 1 in 8 p's had computation errors: 2560 of 2560. >> >> 3) wwwwcl v2.2.5, a GPU program to search for Wieferich and WallSunSun primes >> >> It runs with beignet 1.0, no error messages but it's missing results >> (comparing output over same range to cpu-only version). Also, in the end of >> computations "Checksum 0000000000000000" line is printed (this number is >> non-zero for cpu version) >> >> >> If you need additional testing or information, please let me know. (Remember >> that I could recompile distributed.net client) >> _______________________________________________ >> Beignet mailing list >> [email protected] >> http://lists.freedesktop.org/mailman/listinfo/beignet _______________________________________________ Beignet mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/beignet
