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Teach SCEV::isLoopInvariant and SCEV::hasComputableLoopEvolution
authorDan Gohman <gohman@apple.com>
Wed, 20 May 2009 01:01:24 +0000 (01:01 +0000)
committerDan Gohman <gohman@apple.com>
Wed, 20 May 2009 01:01:24 +0000 (01:01 +0000)
commita3035a69f95734ff549f3e12d950bf65400329f7
tree8523850c81d51ce98a94fa72706b99120349b949tree | snapshot
parentb4d97b78dfd0d14a788fa3cb876f67a9e666b99bcommit | diff
Teach SCEV::isLoopInvariant and SCEV::hasComputableLoopEvolution
about the convention from LoopInfo that a null Loop* means the entire
function body.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72152 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Analysis/ScalarEvolution.cpp diff | blob | history
C/C++ LLVM-based compilers that forbids OOTA behaviors