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[BranchProbabilityInfo] Use predecessors(BB) and successors(BB) (NFC)

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This commit is contained in:
Kazu Hirata 2020-11-15 19:26:38 -08:00
parent ec77f903c9
commit b19e46e051
1 changed files with 4 additions and 5 deletions
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9
lib/Analysis/BranchProbabilityInfo.cpp
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@ -220,17 +220,16 @@ void BranchProbabilityInfo::SccInfo::calculateSccBlockType(const BasicBlock *BB,
assert(getSCCNum(BB) == SccNum);
uint32_t BlockType = Inner;
if (llvm::any_of(make_range(pred_begin(BB), pred_end(BB)),
[&](const BasicBlock *Pred) {
if (llvm::any_of(predecessors(BB), [&](const BasicBlock *Pred) {
// Consider any block that is an entry point to the SCC as
// a header.
return getSCCNum(Pred) != SccNum;
}))
BlockType |= Header;
if (llvm::any_of(
make_range(succ_begin(BB), succ_end(BB)),
[&](const BasicBlock *Succ) { return getSCCNum(Succ) != SccNum; }))
if (llvm::any_of(successors(BB), [&](const BasicBlock *Succ) {
return getSCCNum(Succ) != SccNum;
}))
BlockType |= Exiting;
// Lazily compute the set of headers for a given SCC and cache the results