device: 0.733
network: 0.520
vnc: 0.505
instruction: 0.480
socket: 0.408
semantic: 0.319
graphic: 0.305
boot: 0.262
KVM: 0.208
other: 0.107
mistranslation: 0.066
assembly: 0.023

target/riscv/gdbstub.c：The V registers in gdb debugging mode can only be accessed  when the single-letter V is enabled