Use the Vector Scalar Extension v.3 instruction set (POWER9 and later)

Other “cpu_flags_ppc” USE_EXPAND flag values

Use Flag Description
cpu_flags_ppc_altivec Use the AltiVec/VMX instruction set
cpu_flags_ppc_vsx Use the Vector Scalar Extension instruction set (POWER7 and later)
cpu_flags_ppc_vsx2 Use the Vector Scalar Extension v.2 instruction set (POWER8 and later)
cpu_flags_ppc_vsx3 Use the Vector Scalar Extension v.3 instruction set (POWER9 and later)

All packages providing a “cpu_flags_ppc_vsx3” USE flag (1)