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[PM] Now that LoopInfo isn't in the Pass type hierarchy, it is much

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cleaner to derive from the generic base.

Thise removes a ton of boiler plate code and somewhat strange and
pointless indirections. It also remove a bunch of the previously needed
friend declarations. To fully remove these, I also lifted the verify
logic into the generic LoopInfoBase, which seems good anyways -- it is
generic and useful logic even for the machine side.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@226385 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chandler Carruth
2015-01-18 01:25:51 +00:00
parent e81cec19db
commit 5a2d01e5b8
11 changed files with 63 additions and 129 deletions
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6
lib/Transforms/Utils/BasicBlockUtils.cpp
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@@ -293,7 +293,7 @@ BasicBlock *llvm::SplitBlock(BasicBlock *Old, Instruction *SplitPt, Pass *P) {
if (auto *LIWP = P->getAnalysisIfAvailable<LoopInfoWrapperPass>()) {
LoopInfo &LI = LIWP->getLoopInfo();
if (Loop *L = LI.getLoopFor(Old))
L->addBasicBlockToLoop(New, LI.getBase());
L->addBasicBlockToLoop(New, LI);
}
if (DominatorTreeWrapperPass *DTWP =
@@ -385,9 +385,9 @@ static void UpdateAnalysisInformation(BasicBlock *OldBB, BasicBlock *NewBB,
}
if (InnermostPredLoop)
InnermostPredLoop->addBasicBlockToLoop(NewBB, LI->getBase());
InnermostPredLoop->addBasicBlockToLoop(NewBB, *LI);
} else {
L->addBasicBlockToLoop(NewBB, LI->getBase());
L->addBasicBlockToLoop(NewBB, *LI);
if (SplitMakesNewLoopHeader)
L->moveToHeader(NewBB);
}