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Add an isReachableFromEntry to MachineDominators, following the one

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in Dominators.

llvm-svn: 100454
This commit is contained in:
Dan Gohman 2010-04-05 19:16:38 +00:00
parent 899c498b79
commit fab42b8e7b
1 changed files with 7 additions and 2 deletions
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9
include/llvm/CodeGen/MachineDominators.h
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@ -156,8 +156,13 @@ public:
inline void splitBlock(MachineBasicBlock* NewBB) { inline void splitBlock(MachineBasicBlock* NewBB) {
DT->splitBlock(NewBB); DT->splitBlock(NewBB);
} }
/// isReachableFromEntry - Return true if A is dominated by the entry
/// block of the function containing it.
bool isReachableFromEntry(MachineBasicBlock *A) {
return DT->isReachableFromEntry(A);
}
virtual void releaseMemory(); virtual void releaseMemory();
virtual void print(raw_ostream &OS, const Module*) const; virtual void print(raw_ostream &OS, const Module*) const;