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Revert "Analysis: unique_ptr-ify DependenceAnalysis::collectCoeffInfo"

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This reverts commit r216358.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216431 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dylan Noblesmith
2014-08-26 02:03:38 +00:00
parent ce0adaab88
commit 8cb2706af6
2 changed files with 11 additions and 12 deletions
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7
include/llvm/Analysis/DependenceAnalysis.h
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@@ -766,10 +766,9 @@ namespace llvm {
/// collectCoefficientInfo - Walks through the subscript, /// collectCoefficientInfo - Walks through the subscript,
/// collecting each coefficient, the associated loop bounds, /// collecting each coefficient, the associated loop bounds,
/// and recording its positive and negative parts for later use. /// and recording its positive and negative parts for later use.
std::unique_ptr<CoefficientInfo[]> CoefficientInfo *collectCoeffInfo(const SCEV *Subscript,
collectCoeffInfo(const SCEV *Subscript, bool SrcFlag,
bool SrcFlag, const SCEV *&Constant) const;
const SCEV *&Constant) const;
/// getPositivePart - X^+ = max(X, 0). /// getPositivePart - X^+ = max(X, 0).
/// ///

16
lib/Analysis/DependenceAnalysis.cpp
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@@ -2437,14 +2437,11 @@ bool DependenceAnalysis::banerjeeMIVtest(const SCEV *Src,
++BanerjeeApplications; ++BanerjeeApplications;
DEBUG(dbgs() << " Src = " << *Src << '\n'); DEBUG(dbgs() << " Src = " << *Src << '\n');
const SCEV *A0; const SCEV *A0;
auto AOwner = collectCoeffInfo(Src, true, A0); CoefficientInfo *A = collectCoeffInfo(Src, true, A0);
auto A = AOwner.get();
DEBUG(dbgs() << " Dst = " << *Dst << '\n'); DEBUG(dbgs() << " Dst = " << *Dst << '\n');
const SCEV *B0; const SCEV *B0;
auto BOwner = collectCoeffInfo(Dst, false, B0); CoefficientInfo *B = collectCoeffInfo(Dst, false, B0);
auto B = BOwner.get(); BoundInfo *Bound = new BoundInfo[MaxLevels + 1];
auto BoundOwner = make_unique<BoundInfo[]>(MaxLevels + 1);
auto Bound = BoundOwner.get();
const SCEV *Delta = SE->getMinusSCEV(B0, A0); const SCEV *Delta = SE->getMinusSCEV(B0, A0);
DEBUG(dbgs() << "\tDelta = " << *Delta << '\n'); DEBUG(dbgs() << "\tDelta = " << *Delta << '\n');
@@ -2501,6 +2498,9 @@ bool DependenceAnalysis::banerjeeMIVtest(const SCEV *Src,
++BanerjeeIndependence; ++BanerjeeIndependence;
Disproved = true; Disproved = true;
} }
delete [] Bound;
delete [] A;
delete [] B;
return Disproved; return Disproved;
} }
@@ -2818,12 +2818,12 @@ const SCEV *DependenceAnalysis::getNegativePart(const SCEV *X) const {
// Walks through the subscript, // Walks through the subscript,
// collecting each coefficient, the associated loop bounds, // collecting each coefficient, the associated loop bounds,
// and recording its positive and negative parts for later use. // and recording its positive and negative parts for later use.
std::unique_ptr<DependenceAnalysis::CoefficientInfo[]> DependenceAnalysis::CoefficientInfo *
DependenceAnalysis::collectCoeffInfo(const SCEV *Subscript, DependenceAnalysis::collectCoeffInfo(const SCEV *Subscript,
bool SrcFlag, bool SrcFlag,
const SCEV *&Constant) const { const SCEV *&Constant) const {
const SCEV *Zero = SE->getConstant(Subscript->getType(), 0); const SCEV *Zero = SE->getConstant(Subscript->getType(), 0);
auto CI = make_unique<CoefficientInfo[]>(MaxLevels + 1); CoefficientInfo *CI = new CoefficientInfo[MaxLevels + 1];
for (unsigned K = 1; K <= MaxLevels; ++K) { for (unsigned K = 1; K <= MaxLevels; ++K) {
CI[K].Coeff = Zero; CI[K].Coeff = Zero;
CI[K].PosPart = Zero; CI[K].PosPart = Zero;