[PATCH] D43738: [X86] Use target independent zero_extend/sign_extend nodes for vectors with same number of elements.

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added a comment.

@craig.topper What do you want to do with this patch? I'm happy to accept it more or less as it is - I do think we're putting off the inevitable about just changing everything to an improved version of *_EXTEND_VECTOR_INREG but its unlikely to get sorted out before the next branch.


https://reviews.llvm.org/D43738