diff options
Diffstat (limited to 'results/classifier/deepseek-r1:14b/reasoning/assembly/1028')
| -rw-r--r-- | results/classifier/deepseek-r1:14b/reasoning/assembly/1028 | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/results/classifier/deepseek-r1:14b/reasoning/assembly/1028 b/results/classifier/deepseek-r1:14b/reasoning/assembly/1028 new file mode 100644 index 000000000..a2f11440b --- /dev/null +++ b/results/classifier/deepseek-r1:14b/reasoning/assembly/1028 @@ -0,0 +1,17 @@ +<think> +Alright, so I need to classify this bug report for QEMU. Let's start by understanding the problem. + +The user mentioned an assert fail in QEMU related to RISC-V RVV vmv.v.x for e64 when vl equals vl_max on a RV32 guest. The error is in tcg_gen_gvec_dup_i32, where vece is MO_64 but the assertion expects it to be <= MO_32. + +Looking at the categories provided: mistranslation, assembly lowering, device, graphic, socket, network, KVM, boot, vnc, debug, files, permissions, performance, kernel, peripherals, hypervisor. + +The bug seems to be in the translation of RISC-V instructions, specifically vector operations. The function trans_vmv_v_x is involved, which likely handles generating the machine code for the vmv.v.x instruction. The error occurs during assembly lowering since it's happening in tcg_op_gvec.c and trans_rvv.c.inc, which are parts of QEMU's translation process. + +The issue arises because for e64 (which implies 64-bit elements), vece is MO_64, but the function expects a maximum of MO_32. This suggests that the code isn't correctly handling 64-bit vectors on a RV32 guest, leading to a mistranslation during assembly lowering. + +The provided solution modifies the translation by checking TARGET_LONG_BITS and using appropriate TCG functions for 64-bit elements when necessary. This adjustment should fix the assert failure. + +So, the bug is related to incorrect handling of vector operations during assembly lowering, which points to 'assembly' as the category. +</think> + +assembly \ No newline at end of file |