Francis Visoiu Mistrih 54a9e7a400 [CodeGen] Skip some instructions that shouldn't affect shrink-wrapping ...

r320606 checked for MI.isMetaInstruction which skips all DBG_VALUEs.

This also skips IMPLICIT_DEFs and other instructions that may def / read
a register.

Differential Revision: https://reviews.llvm.org/D42119

llvm-svn: 322584

2018-01-16 18:55:26 +00:00

21 KiB

Raw Blame History

View Raw