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Diffstat (limited to 'results/classifier/deepseek-r1:32b/reasoning/runtime/1779')
| -rw-r--r-- | results/classifier/deepseek-r1:32b/reasoning/runtime/1779 | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/results/classifier/deepseek-r1:32b/reasoning/runtime/1779 b/results/classifier/deepseek-r1:32b/reasoning/runtime/1779 new file mode 100644 index 00000000..edb970e3 --- /dev/null +++ b/results/classifier/deepseek-r1:32b/reasoning/runtime/1779 @@ -0,0 +1,25 @@ +<think> +Okay, so I'm trying to classify this bug report into one of three categories: instruction, syscall, or runtime. Let me go through it step by step. + +The problem description mentions that PowerPC AltiVec source vector subnormal values are not flushed to zero. It says that according to the specification, both source and result vectors should be flushed in NJ mode, but only results are being flushed. + +Looking at the steps to reproduce, they compile a Rust program using the altivec target feature. The function 'add' uses AltiVec instructions to add two floats. When adding -1.0857398e-38 and 0., the result is expected to be zero with positive sign because if the subnormal input was flushed, it would become +0, but since only output is flushed, it's resulting in -0. + +The issue seems to arise from how the AltiVec unit handles subnormal numbers. The program expects that both source and result vectors are flushed, but only results are being handled correctly. + +Now, looking at the categories: + +- Instruction: This would be if there was a problem with a specific instruction or its behavior. +- Syscall: If it's related to system calls not working as expected. +- Runtime: Errors happening during runtime that aren't necessarily due to instructions or syscalls. + +In this case, the issue is about how AltiVec handles subnormal values in vectors. It's an error in how the hardware (or emulator) processes these values, specifically during vector operations. Since it's related to instruction handling—specifically, how the Altivec unit flushes subnormals—it might seem like an instruction issue. + +But wait, the problem is about the way QEMU emulates the AltiVec instructions. It's not a bug in the hardware instruction but in how QEMU is implementing the behavior of those instructions. So it's more about runtime behavior because it's during execution that the incorrect flushing happens. + +Therefore, this falls under 'runtime' errors. +</think> + +The issue arises from how QEMU emulates AltiVec instructions, specifically regarding subnormal value handling during runtime. + +runtime \ No newline at end of file |