diff options
Diffstat (limited to 'results/classifier/qwen3:32b/reasoning/instruction/904308')
| -rw-r--r-- | results/classifier/qwen3:32b/reasoning/instruction/904308 | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/results/classifier/qwen3:32b/reasoning/instruction/904308 b/results/classifier/qwen3:32b/reasoning/instruction/904308 new file mode 100644 index 00000000..351b2ab8 --- /dev/null +++ b/results/classifier/qwen3:32b/reasoning/instruction/904308 @@ -0,0 +1,11 @@ +<think> +Okay, let's see. The user is talking about a bug in QEMU's x86 translation code, specifically in the BT family of instructions. The issue is that the ZF (Zero Flag) is always being set, which probably shouldn't be the case. + +Looking at the code snippets provided, there are two instances where `tcg_gen_movi_tl(cpu_cc_dst, 0)` is called. The comment points out that this is "always set zf". The ZF flag is supposed to be set based on whether the result is zero, but here, it's being forced to zero regardless. + +The problem seems to be that the code is incorrectly handling the ZF flag for the BT instructions. The BT, BTS, BTR, BTC instructions affect the carry flag (CF) based on the bit they operate on, but the ZF is supposed to be unaffected. However, the code here is setting ZF to zero in some cases where it shouldn't. + +The user mentions that there's a fixed patch, but the question is about classifying this bug. Since it's related to the incorrect handling of a CPU instruction's effect on the flags (specifically ZF), this is an issue with the instruction emulation. The categories given are 'instruction', 'syscall', or 'runtime'. Since this is about the x86 instruction's behavior in QEMU, the correct category is 'instruction'. +</think> + +instruction \ No newline at end of file |