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Revert 91280-91283, 91286-91289, 91291, 91293, 91295-91296. It apparently introduced a non-deterministic behavior in the optimizer somewhere.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91598 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2009-12-17 09:39:49 +00:00
parent 90b5d04772
commit 04149f7ffd
6 changed files with 113 additions and 43 deletions
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5
lib/Analysis/IVUsers.cpp
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@ -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 (!LoopInfo::isNotAlreadyContainedIn(L, newLoop))
return false;
}
return true;
@ -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;
}
@ -370,7 +369,7 @@ void IVUsers::dump() const {
void IVUsers::releaseMemory() {
IVUsesByStride.clear();
StrideOrder.clear();
IVUses.clear();
Processed.clear();
}
void IVStrideUse::deleted() {