Clarified the SCEV getSmallConstantTripCount interface with in-your-face comments.
authorAndrew Trick <atrick@apple.com>
Wed, 11 Jan 2012 06:52:55 +0000 (06:52 +0000)
committerAndrew Trick <atrick@apple.com>
Wed, 11 Jan 2012 06:52:55 +0000 (06:52 +0000)
commit3eada319fc21bca31a2bc7819e4c05f46e6f82e1
tree387bd36b1cffc6527f63f53bdd7c67d747e877a3
parent29a17145ad4985df032785cc1b4716fd7875d47b
Clarified the SCEV getSmallConstantTripCount interface with in-your-face comments.

This interface is misleading and dangerous, but it is actually what we need for unrolling.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147926 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/Analysis/ScalarEvolution.h
lib/Analysis/ScalarEvolution.cpp