diff options
Diffstat (limited to 'results/classifier/deepseek-1/reasoning/mistranslation/1888165')
| -rw-r--r-- | results/classifier/deepseek-1/reasoning/mistranslation/1888165 | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/results/classifier/deepseek-1/reasoning/mistranslation/1888165 b/results/classifier/deepseek-1/reasoning/mistranslation/1888165 deleted file mode 100644 index 1f247d63..00000000 --- a/results/classifier/deepseek-1/reasoning/mistranslation/1888165 +++ /dev/null @@ -1,26 +0,0 @@ -<think> -Okay, I need to classify this bug report from QEMU into one of the given categories. Let's start by reading through the problem description carefully. - -The user is reporting an issue when running QBasic in QEMU. Specifically, when printing a double-type single-digit number, it adds an extra decimal point, like "3." instead of just "3". This doesn't happen on real hardware or when using KVM with QEMU. - -They traced the problem to the state of the status flags after executing a loopnz instruction. The sequence of code they provided is: - -mov bx,1 -mov cx,1 -dec bx ; sets Z bit in flags -A: loopnz A ; should not modify flags - -After this loopnz instruction, the Z flag is incorrectly cleared. However, if they insert pushf and popf after dec, which preserves the flags, then the Z flag remains set as expected. - -So, the issue is that loopnz (and loopz) are modifying or clearing some flags when they shouldn't be. The user suspects that these instructions might interfere with previous flag settings instead of leaving them alone, except for the one they check on each iteration. - -Looking at the possible categories: mistranslation, assembly lowering, and others like device, network, etc. Since this is about how QEMU handles x86 instructions, specifically the loopnz instruction's effect on flags, it likely falls under a miscompilation or incorrect handling of the CPU state in the emulator. - -The root cause seems to be that in QEMU (which emulates the CPU), after certain loop instructions like loopnz, some flags are being cleared incorrectly. This isn't about translation from source to IR or target but rather how the emulator handles specific x86 operations and their side effects on the CPU's flag register. - -So, mistranslation refers to incorrect semantic mapping from the source architecture (x86) to the target (the host's instruction set used by QEMU's emulator). Here, the loopnz instruction isn't behaving as it should in terms of preserving flags, which is part of the x86 semantics. Therefore, this bug falls under the mistranslation category because the emulation doesn't correctly capture how these instructions modify or preserve CPU flags. - -Other categories like 'other' could be a possibility, but since it's about incorrect handling of instruction semantics during translation/emulation, 'mistranslation' is more precise. -</think> - -mistranslation
\ No newline at end of file |