| commit | a590b79ee227b93c59f60ce1f54cae7a9ebec7c1 | [log] [tgz] |
|---|---|---|
| author | Dan Gohman <gohman@apple.com> | Tue Apr 13 01:46:36 2010 +0000 |
| committer | Dan Gohman <gohman@apple.com> | Tue Apr 13 01:46:36 2010 +0000 |
| tree | b8e9077bcb2559facb81be0df532baa82ab134e3 | |
| parent | afc9a0c6b03d6dd523a8d0dc3e7de4ff723b51f4 [diff] |
Teach IndVarSimplify how to eliminate remainder operators where the
numerator is an induction variable. For example, with code like this:
for (i=0;i<n;++i)
x[i%n] = 0;
IndVarSimplify will now recognize that i is always less than n inside
the loop, and eliminate the remainder.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101113 91177308-0d34-0410-b5e6-96231b3b80d8