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authorChristian Krinitsin <mail@krinitsin.com>2025-07-03 07:27:52 +0000
committerChristian Krinitsin <mail@krinitsin.com>2025-07-03 07:27:52 +0000
commitd0c85e36e4de67af628d54e9ab577cc3fad7796a (patch)
treef8f784b0f04343b90516a338d6df81df3a85dfa2 /results/classifier/deepseek-2/reasoning/assembly/1881450
parent7f4364274750eb8cb39a3e7493132fca1c01232e (diff)
downloadqemu-analysis-d0c85e36e4de67af628d54e9ab577cc3fad7796a.tar.gz
qemu-analysis-d0c85e36e4de67af628d54e9ab577cc3fad7796a.zip
add deepseek and gemma results
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+<think>
+Okay, I need to classify this bug report into one of the given categories for QEMU. The issue is about an "Illegal instruction" error when running a m68k executable under QEMU. Let me break it down.
+
+The user provided steps to reproduce: compiling math-example.c with m68k-linux-gnu-gcc and running it via QEMU's m68k user-mode emulator. The output shows an illegal instruction signal, leading to core dump instead of the expected profiling results.
+
+Looking at the possible categories, I see options like mistranslation, assembly lowering, device, graphic, etc. Since this is happening in user mode, it's likely related to how QEMU translates or emulates instructions for m68k.
+
+The error occurs when running a user-mode executable, which suggests that the problem might be with the translation of specific machine instructions into something the host can understand. If the math function (expm1f) is causing an illegal instruction, perhaps the way it's being handled in the emulation isn't correct.
+
+"User-mode assembly lowering" refers to converting the target architecture's assembly code into the host's IR or another form for execution. If the lowering process incorrectly maps certain instructions, especially those related to math functions which might involve more complex operations, this could lead to illegal instructions during runtime.
+
+Other categories like device, network, or hypervisor don't seem relevant here since the issue is with user-mode code execution, not hardware emulation or system calls. The problem isn't about permissions, performance, or peripherals but rather how specific instructions are handled in translation.
+
+So, putting it all together, this seems to fall under "assembly lowering" because it's an error that occurs during the process of translating m68k assembly into something QEMU can execute on the host system. The failure happens when handling a math function, indicating an issue with how certain instructions are being translated or emulated in user mode.
+</think>
+
+The bug report involves an "Illegal instruction" error when running a m68k executable under QEMU's user-mode emulator. This suggests that QEMU is not correctly translating the target architecture's (m68k) machine code into something the host system can execute, specifically when handling certain math functions.
+
+Given that this issue occurs during the execution of user-mode code and relates to incorrect instruction translation, the most appropriate category is **"assembly lowering."** This category pertains to issues in converting the target architecture's assembly code into a form (like IR or host instructions) suitable for execution. The failure here likely stems from how QEMU handles specific m68k instructions during this translation process.
+
+Other categories like device, network, or hypervisor aren't relevant as they pertain to different areas of QEMU functionality. The problem is localized in the emulation layer rather than hardware or system-level interactions.
+
+**Answer:** assembly
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