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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 | 2684ddd72e6274be60129d5510d9d5073463d0a4 (patch) | |
| tree | 8a1cc576fcd316c88e1fee0e28357f23c0a1d5c0 /include/llvm/Analysis/LoopPass.h | |
| parent | b725815069b6682f2371dc5da00d1dd85365aa7a (diff) | |
| download | llvm-2684ddd72e6274be60129d5510d9d5073463d0a4.tar.gz llvm-2684ddd72e6274be60129d5510d9d5073463d0a4.tar.bz2 llvm-2684ddd72e6274be60129d5510d9d5073463d0a4.tar.xz | |
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.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@200892 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Analysis/LoopPass.h')
| -rw-r--r-- | include/llvm/Analysis/LoopPass.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/llvm/Analysis/LoopPass.h b/include/llvm/Analysis/LoopPass.h index 5926610d1a..9ca55053f5 100644 --- a/include/llvm/Analysis/LoopPass.h +++ b/include/llvm/Analysis/LoopPass.h @@ -81,6 +81,11 @@ public: /// deleteAnalysisValue - Delete analysis info associated with value V. virtual void deleteAnalysisValue(Value *V, Loop *L) {} + +protected: + /// skipOptnoneFunction - Containing function has Attribute::OptimizeNone + /// and most transformation passes should skip it. + bool skipOptnoneFunction(Loop *L) const; }; class LPPassManager : public FunctionPass, public PMDataManager { |