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Diffstat (limited to 'results/classifier/deepseek-r1:14b/reasoning/assembly/1751494')
| -rw-r--r-- | results/classifier/deepseek-r1:14b/reasoning/assembly/1751494 | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/results/classifier/deepseek-r1:14b/reasoning/assembly/1751494 b/results/classifier/deepseek-r1:14b/reasoning/assembly/1751494 new file mode 100644 index 00000000..75e560ad --- /dev/null +++ b/results/classifier/deepseek-r1:14b/reasoning/assembly/1751494 @@ -0,0 +1,27 @@ +<think> +Okay, so I'm trying to classify this bug report related to QEMU. Let me read through it carefully. + +The user encountered an error message while building QEMU on Mac OS X 10.6.8: "tcg-target.inc.c:3495:no such instruction: `xgetbv'". They provided the code snippet where the issue occurs, which is using inline assembly with GCC. The problematic line is: + +asm ("xgetbv" : "=a" (xcrl), "=d" (xcrh) : "c" (0)); + +They mentioned that another project on GitHub had a similar issue and fixed it by replacing 'xgetbv' with the encoded form '.byte 0x0F, 0x01, 0xd0'. + +The host info is Mac OS 10.6.8 with GCC 5.2.0. The user also noted that they compiled QEMU on a newer version of macOS (10.12) without issues using Apple's clang. + +Hmm. So the bug occurs when compiling with GCC 5.2.0 on an older Mac OS X version, but works fine with clang on a more recent macOS. This suggests it might be a compiler-specific issue rather than QEMU's code being wrong. + +Looking at the possible categories: mistranslation, assembly lowering, device, graphic, socket, network, KVM, boot, vnc, debug, files, permissions, performance, kernel, peripherals, hypervisor, and 'other'. + +The error is related to inline assembly in TCG (Translation Coupled Guest) code. The instruction 'xgetbv' isn't recognized by the GCC compiler on this system. However, it's possible that 'xgetbv' is an x86 instruction used for getting extended control registers. Since the user's OS is older (10.6.8), perhaps the GCC version doesn't support this instruction or there's a missing feature in the assembler. + +The problem was fixed by replacing the mnemonic with its encoded bytes, which means it's more of an assembly issue rather than a semantic mapping error. Therefore, the category might be 'assembly'. Alternatively, since it's related to inline asm not being recognized, maybe 'mistranslation' if it's about how the compiler interprets the instruction. + +But wait, the user said that another project fixed it by using the encoded form, implying that the issue was with GCC not recognizing 'xgetbv', so perhaps it's an assembly lowering problem. Alternatively, since it's a compiler issue, maybe it falls under 'other' because it's more about the toolchain than QEMU itself. + +However, considering the error is within QEMU's TCG code during compilation, and the fix involves changing how the instruction is emitted, it's likely related to the assembly translation. So 'assembly' seems appropriate. +</think> + +The bug report relates to an inline assembly issue where the compiler doesn't recognize the `xgetbv` instruction on older Mac OS X versions. This is a problem in the assembly code generation within QEMU, so the category is: + +assembly \ No newline at end of file |