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| author | Daniel Dunbar <daniel@zuster.org> | 2010-02-24 08:48:04 +0000 |
|---|---|---|
| committer | Daniel Dunbar <daniel@zuster.org> | 2010-02-24 08:48:04 +0000 |
| commit | 6d8f2ca646bc283c31f48b6816d5194c836dfec6 (patch) | |
| tree | 7e3f394baaa453a5a785b0d31975c1fc1d3fd6cb /include | |
| parent | a86509d4362edf7061bfd38dc08143c07980c838 (diff) | |
| download | external_llvm-6d8f2ca646bc283c31f48b6816d5194c836dfec6.zip external_llvm-6d8f2ca646bc283c31f48b6816d5194c836dfec6.tar.gz external_llvm-6d8f2ca646bc283c31f48b6816d5194c836dfec6.tar.bz2 | |
Reapply r97010, the speculative revert failed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97036 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include')
| -rw-r--r-- | include/llvm/Analysis/PHITransAddr.h | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/include/llvm/Analysis/PHITransAddr.h b/include/llvm/Analysis/PHITransAddr.h index b612316..033efba 100644 --- a/include/llvm/Analysis/PHITransAddr.h +++ b/include/llvm/Analysis/PHITransAddr.h @@ -66,9 +66,11 @@ public: bool IsPotentiallyPHITranslatable() const; /// PHITranslateValue - PHI translate the current address up the CFG from - /// CurBB to Pred, updating our state the reflect any needed changes. This - /// returns true on failure and sets Addr to null. - bool PHITranslateValue(BasicBlock *CurBB, BasicBlock *PredBB); + /// CurBB to Pred, updating our state to reflect any needed changes. If the + /// dominator tree DT is non-null, the translated value must dominate + /// PredBB. This returns true on failure and sets Addr to null. + bool PHITranslateValue(BasicBlock *CurBB, BasicBlock *PredBB, + const DominatorTree *DT); /// PHITranslateWithInsertion - PHI translate this value into the specified /// predecessor block, inserting a computation of the value if it is @@ -88,14 +90,8 @@ public: /// returns false. bool Verify() const; private: - Value *PHITranslateSubExpr(Value *V, BasicBlock *CurBB, BasicBlock *PredBB); - - - /// GetAvailablePHITranslatedSubExpr - Return the value computed by - /// PHITranslateSubExpr if it dominates PredBB, otherwise return null. - Value *GetAvailablePHITranslatedSubExpr(Value *V, - BasicBlock *CurBB, BasicBlock *PredBB, - const DominatorTree &DT) const; + Value *PHITranslateSubExpr(Value *V, BasicBlock *CurBB, BasicBlock *PredBB, + const DominatorTree *DT); /// InsertPHITranslatedSubExpr - Insert a computation of the PHI translated /// version of 'V' for the edge PredBB->CurBB into the end of the PredBB |