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| author | Owen Anderson <resistor@mac.com> | 2009-11-12 23:22:41 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2009-11-12 23:22:41 +0000 |
| commit | 98538b4bea8653d47ac4cc1b6f750a245b0a5e45 (patch) | |
| tree | 94b85993fe7b7e9bc6381e9ed71a14122f989551 /lib/Transforms | |
| parent | ecc260e403d09ba04ed87d2d04226ac851c68e5a (diff) | |
| download | external_llvm-98538b4bea8653d47ac4cc1b6f750a245b0a5e45.zip external_llvm-98538b4bea8653d47ac4cc1b6f750a245b0a5e45.tar.gz external_llvm-98538b4bea8653d47ac4cc1b6f750a245b0a5e45.tar.bz2 | |
Re-enable this code, since redundant PHIs are now being better nuked.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@87042 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/SCCVN.cpp | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/lib/Transforms/Scalar/SCCVN.cpp b/lib/Transforms/Scalar/SCCVN.cpp index 8dd718a..001267a 100644 --- a/lib/Transforms/Scalar/SCCVN.cpp +++ b/lib/Transforms/Scalar/SCCVN.cpp @@ -629,9 +629,6 @@ bool SCCVN::runOnFunction(Function& F) { } } - // FIXME: This code is commented out for now, because it can lead to the - // insertion of a lot of redundant PHIs being inserted by SSAUpdater. -#if 0 // Perform a forward data-flow to compute availability at all points on // the CFG. do { @@ -709,7 +706,6 @@ bool SCCVN::runOnFunction(Function& F) { CurInst->eraseFromParent(); } } -#endif VT.clear(); for (DenseMap<BasicBlock*, ValueNumberScope*>::iterator |