HomePhabricator

Revert rL349624 : Let TableGen write output only if it changed, instead of…

Description

Revert rL349624 : Let TableGen write output only if it changed, instead of doing so in cmake, attempt 2

Differential Revision: https://reviews.llvm.org/D55842

As discussed on PR43385 this is causing Visual Studio msbuilds to perpetually rebuild all tablegen generated files