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| author | Chris Lattner <sabre@nondot.org> | 2011-01-02 18:53:08 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2011-01-02 18:53:08 +0000 |
| commit | 81a866d615d6e4ee8dcbd49268d2cfb174f5155b (patch) | |
| tree | 3b6e27cc082bbea61f0365b4e93bf6b504917372 | |
| parent | 83fc584ea811aca780d965258c49db72a3ee8b1d (diff) | |
| download | external_llvm-81a866d615d6e4ee8dcbd49268d2cfb174f5155b.zip external_llvm-81a866d615d6e4ee8dcbd49268d2cfb174f5155b.tar.gz external_llvm-81a866d615d6e4ee8dcbd49268d2cfb174f5155b.tar.bz2 | |
make inSubLoop much more efficient.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122703 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Transforms/Scalar/LICM.cpp | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/lib/Transforms/Scalar/LICM.cpp b/lib/Transforms/Scalar/LICM.cpp index 4a80376..ba75c6f 100644 --- a/lib/Transforms/Scalar/LICM.cpp +++ b/lib/Transforms/Scalar/LICM.cpp @@ -131,10 +131,7 @@ namespace { /// bool inSubLoop(BasicBlock *BB) { assert(CurLoop->contains(BB) && "Only valid if BB is IN the loop"); - for (Loop::iterator I = CurLoop->begin(), E = CurLoop->end(); I != E; ++I) - if ((*I)->contains(BB)) - return true; // A subloop actually contains this block! - return false; + return LI->getLoopFor(BB) != CurLoop; } /// sink - When an instruction is found to only be used outside of the loop, |