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Now that we have C++11, turn simple functors into lambdas and remove a ton of boilerplate.

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No intended functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@202588 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
2014-03-01 11:47:00 +00:00
parent 73bbab9d75
commit ee5e607355
20 changed files with 114 additions and 312 deletions
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28
lib/Bitcode/Writer/ValueEnumerator.cpp
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@ -173,29 +173,19 @@ void ValueEnumerator::print(raw_ostream &OS, const ValueMapType &Map,
}
}
// Optimize constant ordering.
namespace {
struct CstSortPredicate {
ValueEnumerator &VE;
explicit CstSortPredicate(ValueEnumerator &ve) : VE(ve) {}
bool operator()(const std::pair<const Value*, unsigned> &LHS,
const std::pair<const Value*, unsigned> &RHS) {
// Sort by plane.
if (LHS.first->getType() != RHS.first->getType())
return VE.getTypeID(LHS.first->getType()) <
VE.getTypeID(RHS.first->getType());
// Then by frequency.
return LHS.second > RHS.second;
}
};
}
/// OptimizeConstants - Reorder constant pool for denser encoding.
void ValueEnumerator::OptimizeConstants(unsigned CstStart, unsigned CstEnd) {
if (CstStart == CstEnd || CstStart+1 == CstEnd) return;
CstSortPredicate P(*this);
std::stable_sort(Values.begin()+CstStart, Values.begin()+CstEnd, P);
std::stable_sort(Values.begin() + CstStart, Values.begin() + CstEnd,
[this](const std::pair<const Value *, unsigned> &LHS,
const std::pair<const Value *, unsigned> &RHS) {
// Sort by plane.
if (LHS.first->getType() != RHS.first->getType())
return getTypeID(LHS.first->getType()) < getTypeID(RHS.first->getType());
// Then by frequency.
return LHS.second > RHS.second;
});
// Ensure that integer and vector of integer constants are at the start of the
// constant pool. This is important so that GEP structure indices come before