device: 0.846
architecture: 0.679
performance: 0.615
network: 0.600
hypervisor: 0.513
graphic: 0.455
arm: 0.439
boot: 0.400
peripherals: 0.355
semantic: 0.352
kernel: 0.347
permissions: 0.344
socket: 0.317
mistranslation: 0.258
virtual: 0.257
files: 0.242
user-level: 0.225
debug: 0.212
register: 0.206
VMM: 0.175
assembly: 0.130
ppc: 0.127
vnc: 0.111
risc-v: 0.107
PID: 0.099
TCG: 0.071
x86: 0.069
i386: 0.061
KVM: 0.025

Versions after QEMU9.0 cannot boot vxworks on sifive_u