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add accessor, improve comment.

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llvm-svn: 90792
This commit is contained in:
Chris Lattner 2009-12-07 19:45:30 +00:00
parent 433b8a8753
commit 9ed7e3ffb9
2 changed files with 4 additions and 2 deletions
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4
include/llvm/Analysis/PHITransAddr.h
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@ -47,6 +47,8 @@ public:
InstInputs.push_back(I);
}
Value *getAddr() const { return Addr; }
/// NeedsPHITranslationFromBlock - Return true if moving from the specified
/// BasicBlock to its predecessors requires PHI translation.
bool NeedsPHITranslationFromBlock(BasicBlock *BB) const {
@ -65,7 +67,7 @@ public:
/// 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.
/// returns true on failure and sets Addr to null.
bool PHITranslateValue(BasicBlock *CurBB, BasicBlock *PredBB);
/// PHITranslateWithInsertion - PHI translate this value into the specified

2
lib/Analysis/PHITransAddr.cpp
View File

@ -195,7 +195,7 @@ Value *PHITransAddr::PHITranslateSubExpr(Value *V, BasicBlock *CurBB,
/// 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.
/// returns true on failure and sets Addr to null.
bool PHITransAddr::PHITranslateValue(BasicBlock *CurBB, BasicBlock *PredBB) {
Addr = PHITranslateSubExpr(Addr, CurBB, PredBB);
return Addr == 0;