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Diffstat (limited to 'results/classifier/deepseek-2/reasoning/mistranslation/1779')
| -rw-r--r-- | results/classifier/deepseek-2/reasoning/mistranslation/1779 | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/results/classifier/deepseek-2/reasoning/mistranslation/1779 b/results/classifier/deepseek-2/reasoning/mistranslation/1779 new file mode 100644 index 000000000..7b03cac5c --- /dev/null +++ b/results/classifier/deepseek-2/reasoning/mistranslation/1779 @@ -0,0 +1,21 @@ +<think> +Okay, so I need to classify this bug report into one of the given categories for QEMU. Let me read through the problem description carefully. + +The issue is about PowerPC AltiVec source vector subnormal values not being flushed to zero in NJ mode. From what I understand, AltiVec has specific rules regarding how vectors are handled—specifically, it says that source and result vectors should be flushed to zero under certain conditions (NJ mode), but apparently only the result vectors are being flushed right now. + +The user provided steps to reproduce using a Rust program. They compile with Nightly and target PowerPC, then run the program expecting the assertions to pass. Instead, they fail because the result isn't zero as expected. + +Looking at the Rust code, it's using `stdsimd` and `powerpc_target_feature`. The function `add` uses Altivec operations, specifically vector addition. The problem seems to be with how subnormal values are handled—subnormals are very small numbers that can cause issues in computations, so they're sometimes flushed to zero. + +The key here is that the bug relates to the handling of vectors and flushing them to zero. This sounds like an issue within the translation or assembly level because it's about how vector operations are being executed on the target architecture (PowerPC). + +Looking at the possible categories: mistranslation, which refers to incorrect semantic mapping from source architecture to IR/target. Since this is about how AltiVec vectors are handled and flushed, it likely falls under a translation issue during assembly lowering. + +Other categories like device, graphic, socket, network, KVM, etc., don't seem relevant here. This isn't related to hardware devices or networking; it's purely about the vector instruction handling in QEMU. + +So, I think the category should be 'mistranslation' because it's an issue with how the source code is being translated into the target machine instructions, particularly concerning vector operations and their flushing behavior. +</think> + +The bug report involves incorrect handling of AltiVec vectors in PowerPC architecture, specifically related to subnormal values not being flushed as expected. This pertains to the translation of vector operations during assembly lowering. + +mistranslation \ No newline at end of file |