Adds the ability to use an epilog remainder loop during loop unrolling and makes
this the default behavior.

Patch by Evgeny Stupachenko (evstupac@gmail.com).

Differential Revision: http://reviews.llvm.org/D18158


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@265388 91177308-0d34-0410-b5e6-96231b3b80d8
15 files changed