QB_CPU_x86-64 = "-cpu qemu64,+ssse3,+sse4.1,+sse4.2,+popcnt"
QB_CPU_KVM_x86-64 = "-cpu kvm64 -cpu qemu64,+ssse3,+sse4.1,+sse4.2,+popcnt"
QB_CPU_x86-64 = "-cpu qemu64,+ssse3,+sse4.1,+sse4.2,+popcnt"
QB_CPU_KVM_x86-64 = "-cpu kvm64 -cpu qemu64,+ssse3,+sse4.1,+sse4.2,+popcnt"