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Rename SuccessorNumber to GetSuccessorNumber.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96387 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson 2010-02-16 21:06:42 +00:00
parent 8939b0d8a9
commit ae23daf63a
3 changed files with 13 additions and 11 deletions
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9
include/llvm/Transforms/Utils/BasicBlockUtils.h
View File

@ -102,10 +102,11 @@ void FindFunctionBackedges(const Function &F,
// //
void RemoveSuccessor(TerminatorInst *TI, unsigned SuccNum); void RemoveSuccessor(TerminatorInst *TI, unsigned SuccNum);
/// SuccessorNumber - Search for the specified successor of basic block BB and /// GetSuccessorNumber - Search for the specified successor of basic block BB
/// return its position in the terminator instruction's list of successors. /// and return its position in the terminator instruction's list of
/// It is an error to call this with a block that is not a successor. /// successors. It is an error to call this with a block that is not a
unsigned SuccessorNumber(BasicBlock *BB, BasicBlock *Succ); /// successor.
unsigned GetSuccessorNumber(BasicBlock *BB, BasicBlock *Succ);
/// isCriticalEdge - Return true if the specified edge is a critical edge. /// isCriticalEdge - Return true if the specified edge is a critical edge.
/// Critical edges are edges from a block with multiple successors to a block /// Critical edges are edges from a block with multiple successors to a block

4
lib/Transforms/Scalar/GVN.cpp
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@ -1594,7 +1594,7 @@ bool GVN::processNonLocalLoad(LoadInst *LI,
<< Pred->getName() << "': " << *LI << '\n'); << Pred->getName() << "': " << *LI << '\n');
return false; return false;
} }
unsigned SuccNum = SuccessorNumber(Pred, LoadBB); unsigned SuccNum = GetSuccessorNumber(Pred, LoadBB);
toSplit.push_back(std::make_pair(Pred->getTerminator(), SuccNum)); toSplit.push_back(std::make_pair(Pred->getTerminator(), SuccNum));
return false; return false;
} }
@ -2151,7 +2151,7 @@ bool GVN::performPRE(Function &F) {
// We can't do PRE safely on a critical edge, so instead we schedule // We can't do PRE safely on a critical edge, so instead we schedule
// the edge to be split and perform the PRE the next time we iterate // the edge to be split and perform the PRE the next time we iterate
// on the function. // on the function.
unsigned SuccNum = SuccessorNumber(PREPred, CurrentBlock); unsigned SuccNum = GetSuccessorNumber(PREPred, CurrentBlock);
if (isCriticalEdge(PREPred->getTerminator(), SuccNum)) { if (isCriticalEdge(PREPred->getTerminator(), SuccNum)) {
toSplit.push_back(std::make_pair(PREPred->getTerminator(), SuccNum)); toSplit.push_back(std::make_pair(PREPred->getTerminator(), SuccNum));
continue; continue;

11
lib/Transforms/Utils/BasicBlockUtils.cpp
View File

@ -274,10 +274,11 @@ void llvm::RemoveSuccessor(TerminatorInst *TI, unsigned SuccNum) {
ReplaceInstWithInst(TI, NewTI); ReplaceInstWithInst(TI, NewTI);
} }
/// SuccessorNumber - Search for the specified successor of basic block BB and /// GetSuccessorNumber - Search for the specified successor of basic block BB
/// return its position in the terminator instruction's list of successors. /// and return its position in the terminator instruction's list of
/// It is an error to call this with a block that is not a successor. /// successors. It is an error to call this with a block that is not a
unsigned llvm::SuccessorNumber(BasicBlock *BB, BasicBlock *Succ) { /// successor.
unsigned llvm::GetSuccessorNumber(BasicBlock *BB, BasicBlock *Succ) {
TerminatorInst *Term = BB->getTerminator(); TerminatorInst *Term = BB->getTerminator();
#ifndef NDEBUG #ifndef NDEBUG
unsigned e = Term->getNumSuccessors(); unsigned e = Term->getNumSuccessors();
@ -293,7 +294,7 @@ unsigned llvm::SuccessorNumber(BasicBlock *BB, BasicBlock *Succ) {
/// SplitEdge - Split the edge connecting specified block. Pass P must /// SplitEdge - Split the edge connecting specified block. Pass P must
/// not be NULL. /// not be NULL.
BasicBlock *llvm::SplitEdge(BasicBlock *BB, BasicBlock *Succ, Pass *P) { BasicBlock *llvm::SplitEdge(BasicBlock *BB, BasicBlock *Succ, Pass *P) {
unsigned SuccNum = SuccessorNumber(BB, Succ); unsigned SuccNum = GetSuccessorNumber(BB, Succ);
// If this is a critical edge, let SplitCriticalEdge do it. // If this is a critical edge, let SplitCriticalEdge do it.
TerminatorInst *LatchTerm = BB->getTerminator(); TerminatorInst *LatchTerm = BB->getTerminator();