Rename updated version of x86inc.asm Use "private_prefix" instead of "program_name" and make vpx the default prefix. Change-Id: I4883a99b2aee8e5dc9f2c16a2e6f4b5d6e4de458
Factor out the subtraction operator as common function. Change-Id: I526e703477c6a290e0e3e3c8898f8bb1ca82779b