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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/1881450 | |
| parent | 1a3c4faf4e0a25ed0b86e8739d5319a634cb9112 (diff) | |
| download | emulator-bug-study-5aa276efcbd67f4300ca1a7f809c6e00aadb03da.tar.gz emulator-bug-study-5aa276efcbd67f4300ca1a7f809c6e00aadb03da.zip | |
restructure results
Diffstat (limited to 'results/classifier/zero-shot-user-mode/instruction/1881450')
| -rw-r--r-- | results/classifier/zero-shot-user-mode/instruction/1881450 | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/results/classifier/zero-shot-user-mode/instruction/1881450 b/results/classifier/zero-shot-user-mode/instruction/1881450 new file mode 100644 index 00000000..02ea0c99 --- /dev/null +++ b/results/classifier/zero-shot-user-mode/instruction/1881450 @@ -0,0 +1,29 @@ +instruction: 0.658 +runtime: 0.254 +syscall: 0.087 + + + +Emulation of a math function fails for m68k Linux user mode + +Please check the attached math-example.c file. +When running the m68k executable under QEMU, it results in an "Illegal instruction" error. +Other targets don't produce this error. + +Steps to reproduce the bug: + +1. Download the math-example.c attached file. +2. Compile it by running: + m68k-linux-gnu-gcc -O2 -static math-example.c -o math-example-m68k -lm +3. Run the executable with QEMU: + /build/qemu-5.0.0/build-gcc/m68k-linux-user/qemu-m68k math-example-m68k + +The output of execution is: + Profiling function expm1f(): + qemu: uncaught target signal 4 (Illegal instruction) - core dumped + Illegal instruction (core dumped) + +Expected output: + Profiling function expm1f(): + Elapsed time: 47 ms + Control result: 71804.953125 \ No newline at end of file |