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| author | Bill Wendling <isanbard@gmail.com> | 2011-08-15 18:22:49 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2011-08-15 18:22:49 +0000 |
| commit | 9af5b22b7664a55044a4346be94ecac102f0ee28 (patch) | |
| tree | 5b4063da9c62ff83d1db737ec292a9ec5492c597 /llvm/lib/Analysis/LoopInfo.cpp | |
| parent | 88294cdbe09f539aa66644de41ffbfe02f00e906 (diff) | |
| download | bcm5719-llvm-9af5b22b7664a55044a4346be94ecac102f0ee28.tar.gz bcm5719-llvm-9af5b22b7664a55044a4346be94ecac102f0ee28.zip | |
The landingpad instruction isn't loop-invariant.
llvm-svn: 137628
Diffstat (limited to 'llvm/lib/Analysis/LoopInfo.cpp')
| -rw-r--r-- | llvm/lib/Analysis/LoopInfo.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/LoopInfo.cpp b/llvm/lib/Analysis/LoopInfo.cpp index 9a7c50d7fa4..36fd598d13c 100644 --- a/llvm/lib/Analysis/LoopInfo.cpp +++ b/llvm/lib/Analysis/LoopInfo.cpp @@ -99,6 +99,9 @@ bool Loop::makeLoopInvariant(Instruction *I, bool &Changed, return false; if (I->mayReadFromMemory()) return false; + // The landingpad instruction is immobile. + if (isa<LandingPadInst>(I)) + return false; // Determine the insertion point, unless one was given. if (!InsertPt) { BasicBlock *Preheader = getLoopPreheader(); |
