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Diffstat (limited to 'results/classifier/deepseek-2/reasoning/mistranslation/1793608')
| -rw-r--r-- | results/classifier/deepseek-2/reasoning/mistranslation/1793608 | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/results/classifier/deepseek-2/reasoning/mistranslation/1793608 b/results/classifier/deepseek-2/reasoning/mistranslation/1793608 new file mode 100644 index 000000000..f4ebf9da9 --- /dev/null +++ b/results/classifier/deepseek-2/reasoning/mistranslation/1793608 @@ -0,0 +1,19 @@ +<think> +Okay, so I have to classify this bug report into one of the given categories. Let's see what the problem is about. + +The user mentioned that QEMU doesn't support the lxvwsx instruction for POWER9 targets. When running a simple program built for POWER9 on QEMU 3.0.0 in Linux-user mode, it crashes with an "illegal instruction" error. It turns out that this specific instruction isn't supported by QEMU. However, when they replace lxvwsx with two separate instructions (loading first and then splatting), the tests pass. + +Looking at the possible categories: mistranslation, assembly lowering, device, graphic, socket, network, KVM, boot, vnc, debug, files, permissions, performance, kernel, peripherals, hypervisor. I need to find which one fits best. + +The issue is about an instruction not being translated correctly or supported. Since lxvwsx is a POWER9 instruction and it's causing the program to crash when run under QEMU, this points towards an incorrect semantic mapping from the source architecture (POWER9) to the target (probably x86 or another host architecture). The problem occurs in user-mode, which suggests it's related to how QEMU handles user-mode emulation. + +Mistranslation refers specifically to issues where the translation of instructions from the guest architecture to the host isn't handled correctly. Here, the lxvwsx instruction is missing in QEMU's support for POWER9, leading to an illegal instruction error. The user also mentioned that using two separate instructions works as a workaround, which implies that the issue is at the level of how instructions are being translated or lowered. + +Other categories like device or network don't seem relevant here because it's about CPU instructions and not hardware devices or networking. Similarly, graphic or socket issues aren't involved. It's more about the instruction set architecture (ISA) support in QEMU. + +So, putting it together, the category that best fits this bug is "mistranslation" because it involves incorrect handling of an instruction during translation from the source to target architecture. +</think> + +The issue pertains to the incorrect handling or absence of support for a specific POWER9 instruction (lxvwsx) in QEMU's user-mode emulation, leading to an illegal instruction error. This falls under "mistranslation" as it relates to how instructions are mapped from the source to target architecture. + +**Answer:** mistranslation \ No newline at end of file |