Matthias Braun 74c23af006 ARMLoadStoreOpt: Merge subs/adds into LDRD/STRD; Factor out common code
This commit factors out common code from MergeBaseUpdateLoadStore() and
MergeBaseUpdateLSMultiple() and introduces a new function
MergeBaseUpdateLSDouble() which merges adds/subs preceding/following a
strd/ldrd instruction into an strd/ldrd instruction with writeback where
possible.

Differential Revision: http://reviews.llvm.org/D10676

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@241928 91177308-0d34-0410-b5e6-96231b3b80d8
2015-07-10 18:37:33 +00:00
..
2015-07-10 07:15:17 +00:00
2015-07-09 18:23:10 +00:00
2015-07-10 07:15:17 +00:00