diff options
Diffstat (limited to 'llvm/lib/CodeGen/CodeGenPrepare.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/CodeGenPrepare.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/CodeGenPrepare.cpp b/llvm/lib/CodeGen/CodeGenPrepare.cpp index c21058c..416c56d 100644 --- a/llvm/lib/CodeGen/CodeGenPrepare.cpp +++ b/llvm/lib/CodeGen/CodeGenPrepare.cpp @@ -2095,6 +2095,10 @@ static bool isRemOfLoopIncrementWithLoopInvariant( if (!L->isLoopInvariant(RemAmt)) return false; + // Only works if the AddOffset is a loop invaraint + if (AddOffset && !L->isLoopInvariant(AddOffset)) + return false; + // Is the PHI a loop increment? auto LoopIncrInfo = getIVIncrement(PN, LI); if (!LoopIncrInfo) |