diff options
author | rdivacky <rdivacky@FreeBSD.org> | 2010-01-01 10:31:22 +0000 |
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committer | rdivacky <rdivacky@FreeBSD.org> | 2010-01-01 10:31:22 +0000 |
commit | a16c51cee9225a354c999dd1076d5dba2aa79807 (patch) | |
tree | dba00119388b84f9f44e6ec5e9129f807fd79ca3 /lib/Analysis/IVUsers.cpp | |
parent | 40a6fcdb85efd93fe0e36c9552cfb0b18b5eacd6 (diff) | |
download | FreeBSD-src-a16c51cee9225a354c999dd1076d5dba2aa79807.zip FreeBSD-src-a16c51cee9225a354c999dd1076d5dba2aa79807.tar.gz |
Update LLVM to 92395.
Diffstat (limited to 'lib/Analysis/IVUsers.cpp')
-rw-r--r-- | lib/Analysis/IVUsers.cpp | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/lib/Analysis/IVUsers.cpp b/lib/Analysis/IVUsers.cpp index 627dbbb..df9e31c 100644 --- a/lib/Analysis/IVUsers.cpp +++ b/lib/Analysis/IVUsers.cpp @@ -53,7 +53,7 @@ static bool containsAddRecFromDifferentLoop(const SCEV *S, Loop *L) { if (newLoop == L) return false; // if newLoop is an outer loop of L, this is OK. - if (newLoop->contains(L->getHeader())) + if (newLoop->contains(L)) return false; } return true; @@ -128,7 +128,7 @@ static bool getSCEVStartAndStride(const SCEV *&SH, Loop *L, Loop *UseLoop, if (!AddRecStride->properlyDominates(Header, DT)) return false; - DEBUG(errs() << "[" << L->getHeader()->getName() + DEBUG(dbgs() << "[" << L->getHeader()->getName() << "] Variable stride: " << *AddRec << "\n"); } @@ -148,7 +148,7 @@ static bool IVUseShouldUsePostIncValue(Instruction *User, Instruction *IV, Loop *L, LoopInfo *LI, DominatorTree *DT, Pass *P) { // If the user is in the loop, use the preinc value. - if (L->contains(User->getParent())) return false; + if (L->contains(User)) return false; BasicBlock *LatchBlock = L->getLoopLatch(); if (!LatchBlock) @@ -209,7 +209,7 @@ bool IVUsers::AddUsersIfInteresting(Instruction *I) { return false; // Non-reducible symbolic expression, bail out. // Keep things simple. Don't touch loop-variant strides. - if (!Stride->isLoopInvariant(L) && L->contains(I->getParent())) + if (!Stride->isLoopInvariant(L) && L->contains(I)) return false; SmallPtrSet<Instruction *, 4> UniqueUsers; @@ -233,13 +233,13 @@ bool IVUsers::AddUsersIfInteresting(Instruction *I) { if (LI->getLoopFor(User->getParent()) != L) { if (isa<PHINode>(User) || Processed.count(User) || !AddUsersIfInteresting(User)) { - DEBUG(errs() << "FOUND USER in other loop: " << *User << '\n' + DEBUG(dbgs() << "FOUND USER in other loop: " << *User << '\n' << " OF SCEV: " << *ISE << '\n'); AddUserToIVUsers = true; } } else if (Processed.count(User) || !AddUsersIfInteresting(User)) { - DEBUG(errs() << "FOUND USER: " << *User << '\n' + DEBUG(dbgs() << "FOUND USER: " << *User << '\n' << " OF SCEV: " << *ISE << '\n'); AddUserToIVUsers = true; } @@ -262,7 +262,7 @@ bool IVUsers::AddUsersIfInteresting(Instruction *I) { const SCEV *NewStart = SE->getMinusSCEV(Start, Stride); StrideUses->addUser(NewStart, User, I); StrideUses->Users.back().setIsUseOfPostIncrementedValue(true); - DEBUG(errs() << " USING POSTINC SCEV, START=" << *NewStart<< "\n"); + DEBUG(dbgs() << " USING POSTINC SCEV, START=" << *NewStart<< "\n"); } else { StrideUses->addUser(Start, User, I); } @@ -307,7 +307,6 @@ bool IVUsers::runOnLoop(Loop *l, LPPassManager &LPM) { for (BasicBlock::iterator I = L->getHeader()->begin(); isa<PHINode>(I); ++I) AddUsersIfInteresting(I); - Processed.clear(); return false; } @@ -325,7 +324,7 @@ const SCEV *IVUsers::getReplacementExpr(const IVStrideUse &U) const { if (U.isUseOfPostIncrementedValue()) RetVal = SE->getAddExpr(RetVal, U.getParent()->Stride); // Evaluate the expression out of the loop, if possible. - if (!L->contains(U.getUser()->getParent())) { + if (!L->contains(U.getUser())) { const SCEV *ExitVal = SE->getSCEVAtScope(RetVal, L->getParentLoop()); if (ExitVal->isLoopInvariant(L)) RetVal = ExitVal; @@ -364,12 +363,13 @@ void IVUsers::print(raw_ostream &OS, const Module *M) const { } void IVUsers::dump() const { - print(errs()); + print(dbgs()); } void IVUsers::releaseMemory() { IVUsesByStride.clear(); StrideOrder.clear(); + Processed.clear(); IVUses.clear(); } |