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Speculatively revert r97010, "Add an argument to PHITranslateValue to specify

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the DominatorTree. ...", in hopes of restoring poor old PPC bootstrap.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97027 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar
2010-02-24 06:55:22 +00:00
parent e832693acb
commit 8c0c99016b
4 changed files with 50 additions and 37 deletions
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18
include/llvm/Analysis/PHITransAddr.h
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@@ -66,11 +66,9 @@ public:
bool IsPotentiallyPHITranslatable() const;
/// PHITranslateValue - PHI translate the current address up the CFG from
/// 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);
/// 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);
/// PHITranslateWithInsertion - PHI translate this value into the specified
/// predecessor block, inserting a computation of the value if it is
@@ -90,8 +88,14 @@ public:
/// returns false.
bool Verify() const;
private:
Value *PHITranslateSubExpr(Value *V, BasicBlock *CurBB, BasicBlock *PredBB,
const DominatorTree *DT);
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;
/// InsertPHITranslatedSubExpr - Insert a computation of the PHI translated
/// version of 'V' for the edge PredBB->CurBB into the end of the PredBB