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| author | Bill Wendling <isanbard@gmail.com> | 2011-08-16 04:52:55 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2011-08-16 04:52:55 +0000 |
| commit | be33e8d58dc3689224312d48ebcc152dd9fe7df1 (patch) | |
| tree | 2255563feecd7f3a8b2839dd2125e23f8b851e2d /llvm/lib/Analysis/ScalarEvolutionExpander.cpp | |
| parent | 2263c109461aa5ba60e35257535e8abe3c3bd32a (diff) | |
| download | bcm5719-llvm-be33e8d58dc3689224312d48ebcc152dd9fe7df1.tar.gz bcm5719-llvm-be33e8d58dc3689224312d48ebcc152dd9fe7df1.zip | |
A few places where we want to skip the landingpad instruction for insertion.
llvm-svn: 137712
Diffstat (limited to 'llvm/lib/Analysis/ScalarEvolutionExpander.cpp')
| -rw-r--r-- | llvm/lib/Analysis/ScalarEvolutionExpander.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/llvm/lib/Analysis/ScalarEvolutionExpander.cpp b/llvm/lib/Analysis/ScalarEvolutionExpander.cpp index 35a8f55585f..e1ad2f91ca1 100644 --- a/llvm/lib/Analysis/ScalarEvolutionExpander.cpp +++ b/llvm/lib/Analysis/ScalarEvolutionExpander.cpp @@ -1323,8 +1323,11 @@ Value *SCEVExpander::expand(const SCEV *S) { // If the SCEV is computable at this level, insert it into the header // after the PHIs (and after any other instructions that we've inserted // there) so that it is guaranteed to dominate any user inside the loop. - if (L && SE.hasComputableLoopEvolution(S, L) && !PostIncLoops.count(L)) + if (L && SE.hasComputableLoopEvolution(S, L) && !PostIncLoops.count(L)) { InsertPt = L->getHeader()->getFirstNonPHI(); + if (isa<LandingPadInst>(InsertPt)) + InsertPt = llvm::next(BasicBlock::iterator(InsertPt)); + } while (isInsertedInstruction(InsertPt) || isa<DbgInfoIntrinsic>(InsertPt)) InsertPt = llvm::next(BasicBlock::iterator(InsertPt)); break; |

