Kang Zhang 36cd84bdd9 [CodeGen] Do the Simple Early Return in block-placement pass to optimize the blocks ...

Summary:

In `block-placement` pass, it will create some patterns for unconditional we can do the simple early retrun.
But the `early-ret` pass is before `block-placement`, we don't want to run it again.
This patch is to do the simple early return to optimize the blocks at the last of `block-placement`.

Reviewed By: efriedma

Differential Revision: https://reviews.llvm.org/D63972

llvm-svn: 368509

2019-08-10 09:58:52 +00:00

131 KiB

Raw Blame History

View Raw