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EdgeThreadingCloner. Remove splitCriticalEdges calls.

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This commit is contained in:
Andrew Trick
2018-10-26 23:58:25 -07:00
parent 824cf85165
commit 223ee10939
3 changed files with 4 additions and 33 deletions
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22
lib/SILOptimizer/Utils/BasicBlockOptUtils.cpp
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@@ -134,28 +134,6 @@ void BasicBlockCloner::updateSSAAfterCloning() {
}
}
// FIXME: Remove this. SILCloner should not create critical edges.
bool BasicBlockCloner::splitCriticalEdges(DominanceInfo *domInfo,
SILLoopInfo *loopInfo) {
bool changed = false;
// Remove any critical edges that the EdgeThreadingCloner may have
// accidentally created.
for (unsigned succIdx = 0, succEnd = origBB->getSuccessors().size();
succIdx != succEnd; ++succIdx) {
if (nullptr
!= splitCriticalEdge(origBB->getTerminator(), succIdx, domInfo,
loopInfo))
changed |= true;
}
for (unsigned succIdx = 0, succEnd = getNewBB()->getSuccessors().size();
succIdx != succEnd; ++succIdx) {
auto *newBB = splitCriticalEdge(getNewBB()->getTerminator(), succIdx,
domInfo, loopInfo);
changed |= (newBB != nullptr);
}
return changed;
}
void BasicBlockCloner::sinkAddressProjections() {
// Because the address projections chains will be disjoint (an instruction
// in one chain cannot use the result of an instruction in another chain),