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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-07-08 13:28:15 +0200 |
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| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-07-08 13:28:28 +0200 |
| commit | 5aa276efcbd67f4300ca1a7f809c6e00aadb03da (patch) | |
| tree | 9b8f0e074014cda8d42f5a97a95bc25082d8b764 /results/classifier/zero-shot-user-mode/instruction/1781281 | |
| parent | 1a3c4faf4e0a25ed0b86e8739d5319a634cb9112 (diff) | |
| download | qemu-analysis-5aa276efcbd67f4300ca1a7f809c6e00aadb03da.tar.gz qemu-analysis-5aa276efcbd67f4300ca1a7f809c6e00aadb03da.zip | |
restructure results
Diffstat (limited to 'results/classifier/zero-shot-user-mode/instruction/1781281')
| -rw-r--r-- | results/classifier/zero-shot-user-mode/instruction/1781281 | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/results/classifier/zero-shot-user-mode/instruction/1781281 b/results/classifier/zero-shot-user-mode/instruction/1781281 new file mode 100644 index 000000000..9c716f633 --- /dev/null +++ b/results/classifier/zero-shot-user-mode/instruction/1781281 @@ -0,0 +1,34 @@ +instruction: 0.663 +runtime: 0.264 +syscall: 0.074 + + + +qemu-ppc64le uncaught target signal 4 (Illegal instruction) + +qemu-ppc64le version 2.12.0 +host machine: x86_64 Arch Linux + +I'm currently working on VSX support in libVPX, I'm using qemu to test, on line 723 of vpx_dsp/ppc/loopfilter_vsx.c, when I change the vec_sub to vec_subs I get: + +qemu: uncaught target signal 4 (Illegal instruction) - core dumped + +Thread 1 "qemu-ppc64le" received signal SIGILL, Illegal instruction. +0x00007ffff66d1bf6 in sigsuspend () from /usr/lib/libc.so.6 +(gdb) bt +#0 0x00007ffff66d1bf6 in sigsuspend () from /usr/lib/libc.so.6 +#1 0x000055555567ee68 in ?? () +#2 0x000055555567fd18 in ?? () +#3 0x00005555556805ef in process_pending_signals () +#4 0x0000555555661e69 in cpu_loop () +#5 0x000055555561fd72 in main () + +This can be reproduced by downloading this patch (patchset 1): + +https://chromium-review.googlesource.com/c/webm/libvpx/+/1134034 + +and running + +qemu-ppc64le -L /home/ltrudeau/x-tools/powerpc64le-unknown-linux-gnu/powerpc64le-unknown-linux-gnu/sysroot/ ./test_libvpx --gtest_also_run_disabled_tests "--gtest_filter=VSX/*Loop*/*" + +I don't observe any issues when running the code on a POWER9 machine. \ No newline at end of file |