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| author | Paul Robinson <paul_robinson@playstation.sony.com> | 2014-02-06 00:07:05 +0000 |
|---|---|---|
| committer | Paul Robinson <paul_robinson@playstation.sony.com> | 2014-02-06 00:07:05 +0000 |
| commit | af4e64d0955aa47fd6e286ce48eeeed9a9ec7a4a (patch) | |
| tree | f2a3ef5236ee396b9716402af3510a2b1073cc0e /llvm/lib/Transforms/Scalar/SimplifyCFGPass.cpp | |
| parent | f9e58778bc78a4a4714de0e8e66f70614ea28948 (diff) | |
| download | llvm-af4e64d0955aa47fd6e286ce48eeeed9a9ec7a4a.zip llvm-af4e64d0955aa47fd6e286ce48eeeed9a9ec7a4a.tar.gz llvm-af4e64d0955aa47fd6e286ce48eeeed9a9ec7a4a.tar.bz2 | |
Disable most IR-level transform passes on functions marked 'optnone'.
Ideally only those transform passes that run at -O0 remain enabled,
in reality we get as close as we reasonably can.
Passes are responsible for disabling themselves, it's not the job of
the pass manager to do it for them.
llvm-svn: 200892
Diffstat (limited to 'llvm/lib/Transforms/Scalar/SimplifyCFGPass.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/SimplifyCFGPass.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Scalar/SimplifyCFGPass.cpp b/llvm/lib/Transforms/Scalar/SimplifyCFGPass.cpp index 8371f6d..f1e3ac5 100644 --- a/llvm/lib/Transforms/Scalar/SimplifyCFGPass.cpp +++ b/llvm/lib/Transforms/Scalar/SimplifyCFGPass.cpp @@ -168,6 +168,9 @@ static bool iterativelySimplifyCFG(Function &F, const TargetTransformInfo &TTI, // simplify the CFG. // bool CFGSimplifyPass::runOnFunction(Function &F) { + if (skipOptnoneFunction(F)) + return false; + const TargetTransformInfo &TTI = getAnalysis<TargetTransformInfo>(); const DataLayout *TD = getAnalysisIfAvailable<DataLayout>(); bool EverChanged = removeUnreachableBlocks(F); |