6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-08-17 21:29:20 +00:00
Code Issues Projects Releases Wiki Activity

Fix Transforms/LoopStrengthReduce/2005-08-15-AddRecIV.ll

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22797 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-08-16 00:37:01 +00:00
parent 8fa142729b
commit ff2006aa74
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
lib/Analysis/ScalarEvolution.cpp
View File

@ -347,8 +347,9 @@ replaceSymbolicValuesWithConcrete(const SCEVHandle &Sym,
bool SCEVAddRecExpr::isLoopInvariant(const Loop *QueryLoop) const {
// This recurrence is invariant w.r.t to QueryLoop iff QueryLoop doesn't
// contain L.
return !QueryLoop->contains(L->getHeader());
// contain L and if the start is invariant.
return !QueryLoop->contains(L->getHeader()) &&
getOperand(0)->isLoopInvariant(QueryLoop);
}