[mips] Replace usage of SmallSet with BitVector, which is used to keep track of
authorAkira Hatanaka <ahatanaka@mips.com>
Thu, 14 Feb 2013 23:40:57 +0000 (23:40 +0000)
committerAkira Hatanaka <ahatanaka@mips.com>
Thu, 14 Feb 2013 23:40:57 +0000 (23:40 +0000)
commitcd7319dc5f91ac81ab9d8505f34937e91bfcf65d
tree0076dd698fb84c7736ec7c0e751e0431104bbf9e
parent90db35a3e7d24ad81aa0ce6b641186faed033cdc
[mips] Replace usage of SmallSet with BitVector, which is used to keep track of
defined and used registers. Also add a few helper functions to simplify the
code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175224 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/Mips/MipsDelaySlotFiller.cpp