CONFIG_VFPv3 is not available for thedefaultarchitecture x86.
Result is shown for architecture arm

CONFIG_VFPv3 (not configurable)

configname: CONFIG_VFPv3

Linux Kernel Configuration
└─>Floating point emulation
└─>VFPv3
In linux kernel since version 2.6.25 (release Date: 2008-04-16)  
depends
CONFIG_VFP
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