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Move some code into ScalarEvolution.cpp; NFC 

I need to add some asserts to these constructors that are easier to
add once they're in the .cpp file.

llvm-svn: 303032
This commit is contained in:
Sanjoy Das 2017-05-15 04:22:09 +00:00
parent 1d4a0f270c
commit f6f6fb903e
2 changed files with 28 additions and 15 deletions
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19
llvm/include/llvm/Analysis/ScalarEvolution.h
View File

@ -568,27 +568,16 @@ private:
Predicates.insert(P);
}
/*implicit*/ ExitLimit(const SCEV *E)
: ExactNotTaken(E), MaxNotTaken(E), MaxOrZero(false) {}
/*implicit*/ ExitLimit(const SCEV *E);
ExitLimit(
const SCEV *E, const SCEV *M, bool MaxOrZero,
ArrayRef<const SmallPtrSetImpl<const SCEVPredicate *> *> PredSetList)
: ExactNotTaken(E), MaxNotTaken(M), MaxOrZero(MaxOrZero) {
assert((isa<SCEVCouldNotCompute>(ExactNotTaken) ||
!isa<SCEVCouldNotCompute>(MaxNotTaken)) &&
"Exact is not allowed to be less precise than Max");
for (auto *PredSet : PredSetList)
for (auto *P : *PredSet)
addPredicate(P);
}
ArrayRef<const SmallPtrSetImpl<const SCEVPredicate *> *> PredSetList);
ExitLimit(const SCEV *E, const SCEV *M, bool MaxOrZero,
const SmallPtrSetImpl<const SCEVPredicate *> &PredSet)
: ExitLimit(E, M, MaxOrZero, {&PredSet}) {}
const SmallPtrSetImpl<const SCEVPredicate *> &PredSet);
ExitLimit(const SCEV *E, const SCEV *M, bool MaxOrZero)
: ExitLimit(E, M, MaxOrZero, None) {}
ExitLimit(const SCEV *E, const SCEV *M, bool MaxOrZero);
/// Test whether this ExitLimit contains any computed information, or
/// whether it's all SCEVCouldNotCompute values.

24
llvm/lib/Analysis/ScalarEvolution.cpp
View File

@ -5955,6 +5955,30 @@ bool ScalarEvolution::BackedgeTakenInfo::hasOperand(const SCEV *S,
return false;
}
ScalarEvolution::ExitLimit::ExitLimit(const SCEV *E)
: ExactNotTaken(E), MaxNotTaken(E), MaxOrZero(false) {}
ScalarEvolution::ExitLimit::ExitLimit(
const SCEV *E, const SCEV *M, bool MaxOrZero,
ArrayRef<const SmallPtrSetImpl<const SCEVPredicate *> *> PredSetList)
: ExactNotTaken(E), MaxNotTaken(M), MaxOrZero(MaxOrZero) {
assert((isa<SCEVCouldNotCompute>(ExactNotTaken) ||
!isa<SCEVCouldNotCompute>(MaxNotTaken)) &&
"Exact is not allowed to be less precise than Max");
for (auto *PredSet : PredSetList)
for (auto *P : *PredSet)
addPredicate(P);
}
ScalarEvolution::ExitLimit::ExitLimit(
const SCEV *E, const SCEV *M, bool MaxOrZero,
const SmallPtrSetImpl<const SCEVPredicate *> &PredSet)
: ExitLimit(E, M, MaxOrZero, {&PredSet}) {}
ScalarEvolution::ExitLimit::ExitLimit(const SCEV *E, const SCEV *M,
bool MaxOrZero)
: ExitLimit(E, M, MaxOrZero, None) {}
/// Allocate memory for BackedgeTakenInfo and copy the not-taken count of each
/// computable exit into a persistent ExitNotTakenInfo array.
ScalarEvolution::BackedgeTakenInfo::BackedgeTakenInfo(