[llvm] r330059 - [Transforms] Change std::sort to llvm::sort in response to r327219

Galina Kistanova via llvm-commits llvm-commits at lists.llvm.org
Mon Apr 23 12:54:05 PDT 2018


Hello Mandeep,

It looks like this commit broke few tests on one of our builders:
http://lab.llvm.org:8011/builders/llvm-clang-x86_64-expensive-checks-win/builds/9054

. . .
Failing Tests (5):
    LLVM :: CodeGen/PowerPC/memcmp-mergeexpand.ll
    LLVM :: CodeGen/X86/memcmp-mergeexpand.ll
    LLVM :: Transforms/MergeICmps/X86/pair-int32-int32.ll
    LLVM :: Transforms/MergeICmps/X86/split-block-does-work.ll
    LLVM :: Transforms/MergeICmps/X86/tuple-four-int8.ll

Please have a look?

Thanks

Galina



On Fri, Apr 13, 2018 at 12:47 PM, Mandeep Singh Grang via llvm-commits <
llvm-commits at lists.llvm.org> wrote:

> Author: mgrang
> Date: Fri Apr 13 12:47:57 2018
> New Revision: 330059
>
> URL: http://llvm.org/viewvc/llvm-project?rev=330059&view=rev
> Log:
> [Transforms] Change std::sort to llvm::sort in response to r327219
>
> Summary:
> r327219 added wrappers to std::sort which randomly shuffle the container
> before sorting.
> This will help in uncovering non-determinism caused due to undefined
> sorting
> order of objects having the same key.
>
> To make use of that infrastructure we need to invoke llvm::sort instead of
> std::sort.
>
> Note: This patch is one of a series of patches to replace *all* std::sort
> to llvm::sort.
> Refer the comments section in D44363 for a list of all the required
> patches.
>
> Reviewers: kcc, pcc, danielcdh, jmolloy, sanjoy, dberlin, ruiu
>
> Reviewed By: ruiu
>
> Subscribers: ruiu, llvm-commits
>
> Differential Revision: https://reviews.llvm.org/D45142
>
> Modified:
>     llvm/trunk/lib/Transforms/Coroutines/CoroFrame.cpp
>     llvm/trunk/lib/Transforms/IPO/LowerTypeTests.cpp
>     llvm/trunk/lib/Transforms/IPO/SampleProfile.cpp
>     llvm/trunk/lib/Transforms/Instrumentation/GCOVProfiling.cpp
>     llvm/trunk/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
>     llvm/trunk/lib/Transforms/Scalar/ConstantHoisting.cpp
>     llvm/trunk/lib/Transforms/Scalar/GVNHoist.cpp
>     llvm/trunk/lib/Transforms/Scalar/GVNSink.cpp
>     llvm/trunk/lib/Transforms/Scalar/GuardWidening.cpp
>     llvm/trunk/lib/Transforms/Scalar/LoopSink.cpp
>     llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp
>     llvm/trunk/lib/Transforms/Scalar/MergeICmps.cpp
>     llvm/trunk/lib/Transforms/Scalar/NewGVN.cpp
>     llvm/trunk/lib/Transforms/Scalar/PlaceSafepoints.cpp
>     llvm/trunk/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
>     llvm/trunk/lib/Transforms/Scalar/SROA.cpp
>     llvm/trunk/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp
>     llvm/trunk/lib/Transforms/Utils/ImportedFunctionsInliningStati
> stics.cpp
>     llvm/trunk/lib/Transforms/Utils/LowerSwitch.cpp
>     llvm/trunk/lib/Transforms/Utils/PredicateInfo.cpp
>     llvm/trunk/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
>     llvm/trunk/lib/Transforms/Utils/SimplifyCFG.cpp
>     llvm/trunk/lib/Transforms/Utils/SplitModule.cpp
>
> Modified: llvm/trunk/lib/Transforms/Coroutines/CoroFrame.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/Coroutines/CoroFrame.cpp?rev=330059&r1=
> 330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Coroutines/CoroFrame.cpp (original)
> +++ llvm/trunk/lib/Transforms/Coroutines/CoroFrame.cpp Fri Apr 13
> 12:47:57 2018
> @@ -48,7 +48,7 @@ public:
>    BlockToIndexMapping(Function &F) {
>      for (BasicBlock &BB : F)
>        V.push_back(&BB);
> -    std::sort(V.begin(), V.end());
> +    llvm::sort(V.begin(), V.end());
>    }
>
>    size_t blockToIndex(BasicBlock *BB) const {
>
> Modified: llvm/trunk/lib/Transforms/IPO/LowerTypeTests.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/IPO/LowerTypeTests.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/IPO/LowerTypeTests.cpp (original)
> +++ llvm/trunk/lib/Transforms/IPO/LowerTypeTests.cpp Fri Apr 13 12:47:57
> 2018
> @@ -1869,11 +1869,11 @@ bool LowerTypeTestsModule::lower() {
>      }
>      Sets.emplace_back(I, MaxIndex);
>    }
> -  std::sort(Sets.begin(), Sets.end(),
> -            [](const std::pair<GlobalClassesTy::iterator, unsigned> &S1,
> -               const std::pair<GlobalClassesTy::iterator, unsigned> &S2)
> {
> -              return S1.second < S2.second;
> -            });
> +  llvm::sort(Sets.begin(), Sets.end(),
> +             [](const std::pair<GlobalClassesTy::iterator, unsigned> &S1,
> +                const std::pair<GlobalClassesTy::iterator, unsigned>
> &S2) {
> +               return S1.second < S2.second;
> +             });
>
>    // For each disjoint set we found...
>    for (const auto &S : Sets) {
> @@ -1894,7 +1894,7 @@ bool LowerTypeTestsModule::lower() {
>
>      // Order type identifiers by global index for determinism. This
> ordering is
>      // stable as there is a one-to-one mapping between metadata and
> indices.
> -    std::sort(TypeIds.begin(), TypeIds.end(), [&](Metadata *M1, Metadata
> *M2) {
> +    llvm::sort(TypeIds.begin(), TypeIds.end(), [&](Metadata *M1, Metadata
> *M2) {
>        return TypeIdInfo[M1].Index < TypeIdInfo[M2].Index;
>      });
>
>
> Modified: llvm/trunk/lib/Transforms/IPO/SampleProfile.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/IPO/SampleProfile.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/IPO/SampleProfile.cpp (original)
> +++ llvm/trunk/lib/Transforms/IPO/SampleProfile.cpp Fri Apr 13 12:47:57
> 2018
> @@ -679,10 +679,10 @@ SampleProfileLoader::findIndirectCallFun
>        Sum += NameFS.second.getEntrySamples();
>        R.push_back(&NameFS.second);
>      }
> -    std::sort(R.begin(), R.end(),
> -              [](const FunctionSamples *L, const FunctionSamples *R) {
> -                return L->getEntrySamples() > R->getEntrySamples();
> -              });
> +    llvm::sort(R.begin(), R.end(),
> +               [](const FunctionSamples *L, const FunctionSamples *R) {
> +                 return L->getEntrySamples() > R->getEntrySamples();
> +               });
>    }
>    return R;
>  }
> @@ -1170,13 +1170,13 @@ static SmallVector<InstrProfValueData, 2
>    SmallVector<InstrProfValueData, 2> R;
>    for (auto I = M.begin(); I != M.end(); ++I)
>      R.push_back({Function::getGUID(I->getKey()), I->getValue()});
> -  std::sort(R.begin(), R.end(),
> -            [](const InstrProfValueData &L, const InstrProfValueData &R) {
> -              if (L.Count == R.Count)
> -                return L.Value > R.Value;
> -              else
> -                return L.Count > R.Count;
> -            });
> +  llvm::sort(R.begin(), R.end(),
> +             [](const InstrProfValueData &L, const InstrProfValueData &R)
> {
> +               if (L.Count == R.Count)
> +                 return L.Value > R.Value;
> +               else
> +                 return L.Count > R.Count;
> +             });
>    return R;
>  }
>
>
> Modified: llvm/trunk/lib/Transforms/Instrumentation/GCOVProfiling.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/Instrumentation/GCOVProfiling.cpp?rev=330059&
> r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Instrumentation/GCOVProfiling.cpp (original)
> +++ llvm/trunk/lib/Transforms/Instrumentation/GCOVProfiling.cpp Fri Apr
> 13 12:47:57 2018
> @@ -272,7 +272,7 @@ namespace {
>        write(Len);
>        write(Number);
>
> -      std::sort(
> +      llvm::sort(
>            SortedLinesByFile.begin(), SortedLinesByFile.end(),
>            [](StringMapEntry<GCOVLines> *LHS, StringMapEntry<GCOVLines>
> *RHS) {
>              return LHS->getKey() < RHS->getKey();
>
> Modified: llvm/trunk/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/Instrumentation/SanitizerCoverage.cpp?rev=
> 330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
> (original)
> +++ llvm/trunk/lib/Transforms/Instrumentation/SanitizerCoverage.cpp Fri
> Apr 13 12:47:57 2018
> @@ -659,11 +659,11 @@ void SanitizerCoverageModule::InjectTrac
>            C = ConstantExpr::getCast(CastInst::ZExt, It.getCaseValue(),
> Int64Ty);
>          Initializers.push_back(C);
>        }
> -      std::sort(Initializers.begin() + 2, Initializers.end(),
> -                [](const Constant *A, const Constant *B) {
> -                  return cast<ConstantInt>(A)->getLimitedValue() <
> -                         cast<ConstantInt>(B)->getLimitedValue();
> -                });
> +      llvm::sort(Initializers.begin() + 2, Initializers.end(),
> +                 [](const Constant *A, const Constant *B) {
> +                   return cast<ConstantInt>(A)->getLimitedValue() <
> +                          cast<ConstantInt>(B)->getLimitedValue();
> +                 });
>        ArrayType *ArrayOfInt64Ty = ArrayType::get(Int64Ty,
> Initializers.size());
>        GlobalVariable *GV = new GlobalVariable(
>            *CurModule, ArrayOfInt64Ty, false, GlobalVariable::
> InternalLinkage,
>
> Modified: llvm/trunk/lib/Transforms/Scalar/ConstantHoisting.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/
> ConstantHoisting.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Scalar/ConstantHoisting.cpp (original)
> +++ llvm/trunk/lib/Transforms/Scalar/ConstantHoisting.cpp Fri Apr 13
> 12:47:57 2018
> @@ -571,8 +571,8 @@ void ConstantHoistingPass::findAndMakeBa
>  /// rematerialized with an add from a common base constant.
>  void ConstantHoistingPass::findBaseConstants() {
>    // Sort the constants by value and type. This invalidates the mapping!
> -  std::sort(ConstCandVec.begin(), ConstCandVec.end(),
> -            [](const ConstantCandidate &LHS, const ConstantCandidate
> &RHS) {
> +  llvm::sort(ConstCandVec.begin(), ConstCandVec.end(),
> +             [](const ConstantCandidate &LHS, const ConstantCandidate
> &RHS) {
>      if (LHS.ConstInt->getType() != RHS.ConstInt->getType())
>        return LHS.ConstInt->getType()->getBitWidth() <
>               RHS.ConstInt->getType()->getBitWidth();
>
> Modified: llvm/trunk/lib/Transforms/Scalar/GVNHoist.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/Scalar/GVNHoist.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Scalar/GVNHoist.cpp (original)
> +++ llvm/trunk/lib/Transforms/Scalar/GVNHoist.cpp Fri Apr 13 12:47:57 2018
> @@ -748,11 +748,11 @@ private:
>      // TODO: Remove fully-redundant expressions.
>      // Get instruction from the Map, assume that all the Instructions
>      // with same VNs have same rank (this is an approximation).
> -    std::sort(Ranks.begin(), Ranks.end(),
> -              [this, &Map](const VNType &r1, const VNType &r2) {
> -                return (rank(*Map.lookup(r1).begin()) <
> -                        rank(*Map.lookup(r2).begin()));
> -              });
> +    llvm::sort(Ranks.begin(), Ranks.end(),
> +               [this, &Map](const VNType &r1, const VNType &r2) {
> +                 return (rank(*Map.lookup(r1).begin()) <
> +                         rank(*Map.lookup(r2).begin()));
> +               });
>
>      // - Sort VNs according to their rank, and start with lowest ranked VN
>      // - Take a VN and for each instruction with same VN
>
> Modified: llvm/trunk/lib/Transforms/Scalar/GVNSink.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/Scalar/GVNSink.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Scalar/GVNSink.cpp (original)
> +++ llvm/trunk/lib/Transforms/Scalar/GVNSink.cpp Fri Apr 13 12:47:57 2018
> @@ -239,7 +239,7 @@ public:
>      SmallVector<std::pair<BasicBlock *, Value *>, 4> Ops;
>      for (unsigned I = 0, E = PN->getNumIncomingValues(); I != E; ++I)
>        Ops.push_back({PN->getIncomingBlock(I), PN->getIncomingValue(I)});
> -    std::sort(Ops.begin(), Ops.end());
> +    llvm::sort(Ops.begin(), Ops.end());
>      for (auto &P : Ops) {
>        Blocks.push_back(P.first);
>        Values.push_back(P.second);
> @@ -361,7 +361,7 @@ public:
>
>      for (auto &U : I->uses())
>        op_push_back(U.getUser());
> -    std::sort(op_begin(), op_end());
> +    llvm::sort(op_begin(), op_end());
>    }
>
>    void setMemoryUseOrder(unsigned MUO) { MemoryUseOrder = MUO; }
> @@ -761,7 +761,7 @@ unsigned GVNSink::sinkBB(BasicBlock *BBE
>    }
>    if (Preds.size() < 2)
>      return 0;
> -  std::sort(Preds.begin(), Preds.end());
> +  llvm::sort(Preds.begin(), Preds.end());
>
>    unsigned NumOrigPreds = Preds.size();
>    // We can only sink instructions through unconditional branches.
>
> Modified: llvm/trunk/lib/Transforms/Scalar/GuardWidening.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/
> GuardWidening.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Scalar/GuardWidening.cpp (original)
> +++ llvm/trunk/lib/Transforms/Scalar/GuardWidening.cpp Fri Apr 13
> 12:47:57 2018
> @@ -555,9 +555,9 @@ bool GuardWideningImpl::combineRangeChec
>      // CurrentChecks.size() will typically be 3 here, but so far there
> has been
>      // no need to hard-code that fact.
>
> -    std::sort(CurrentChecks.begin(), CurrentChecks.end(),
> -              [&](const GuardWideningImpl::RangeCheck &LHS,
> -                  const GuardWideningImpl::RangeCheck &RHS) {
> +    llvm::sort(CurrentChecks.begin(), CurrentChecks.end(),
> +               [&](const GuardWideningImpl::RangeCheck &LHS,
> +                   const GuardWideningImpl::RangeCheck &RHS) {
>        return LHS.getOffsetValue().slt(RHS.getOffsetValue());
>      });
>
>
> Modified: llvm/trunk/lib/Transforms/Scalar/LoopSink.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/Scalar/LoopSink.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Scalar/LoopSink.cpp (original)
> +++ llvm/trunk/lib/Transforms/Scalar/LoopSink.cpp Fri Apr 13 12:47:57 2018
> @@ -200,10 +200,10 @@ static bool sinkInstruction(Loop &L, Ins
>    SmallVector<BasicBlock *, 2> SortedBBsToSinkInto;
>    SortedBBsToSinkInto.insert(SortedBBsToSinkInto.begin(),
> BBsToSinkInto.begin(),
>                               BBsToSinkInto.end());
> -  std::sort(SortedBBsToSinkInto.begin(), SortedBBsToSinkInto.end(),
> -            [&](BasicBlock *A, BasicBlock *B) {
> -              return *LoopBlockNumber.find(A) < *LoopBlockNumber.find(B);
> -            });
> +  llvm::sort(SortedBBsToSinkInto.begin(), SortedBBsToSinkInto.end(),
> +             [&](BasicBlock *A, BasicBlock *B) {
> +               return *LoopBlockNumber.find(A) < *LoopBlockNumber.find(B);
> +             });
>
>    BasicBlock *MoveBB = *SortedBBsToSinkInto.begin();
>    // FIXME: Optimize the efficiency for cloned value replacement. The
> current
>
> Modified: llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/
> LoopStrengthReduce.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp (original)
> +++ llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp Fri Apr 13
> 12:47:57 2018
> @@ -1479,7 +1479,7 @@ bool LSRUse::HasFormulaWithSameRegs(cons
>    SmallVector<const SCEV *, 4> Key = F.BaseRegs;
>    if (F.ScaledReg) Key.push_back(F.ScaledReg);
>    // Unstable sort by host order ok, because this is only used for
> uniquifying.
> -  std::sort(Key.begin(), Key.end());
> +  llvm::sort(Key.begin(), Key.end());
>    return Uniquifier.count(Key);
>  }
>
> @@ -1503,7 +1503,7 @@ bool LSRUse::InsertFormula(const Formula
>    SmallVector<const SCEV *, 4> Key = F.BaseRegs;
>    if (F.ScaledReg) Key.push_back(F.ScaledReg);
>    // Unstable sort by host order ok, because this is only used for
> uniquifying.
> -  std::sort(Key.begin(), Key.end());
> +  llvm::sort(Key.begin(), Key.end());
>
>    if (!Uniquifier.insert(Key).second)
>      return false;
> @@ -4220,7 +4220,7 @@ void LSRInstance::FilterOutUndesirableDe
>            Key.push_back(F.ScaledReg);
>          // Unstable sort by host order ok, because this is only used for
>          // uniquifying.
> -        std::sort(Key.begin(), Key.end());
> +        llvm::sort(Key.begin(), Key.end());
>
>          std::pair<BestFormulaeTy::const_iterator, bool> P =
>            BestFormulae.insert(std::make_pair(Key, FIdx));
>
> Modified: llvm/trunk/lib/Transforms/Scalar/MergeICmps.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/Scalar/MergeICmps.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Scalar/MergeICmps.cpp (original)
> +++ llvm/trunk/lib/Transforms/Scalar/MergeICmps.cpp Fri Apr 13 12:47:57
> 2018
> @@ -439,10 +439,10 @@ BCECmpChain::BCECmpChain(const std::vect
>  #endif  // MERGEICMPS_DOT_ON
>    // Reorder blocks by LHS. We can do that without changing the
>    // semantics because we are only accessing dereferencable memory.
> -  std::sort(Comparisons_.begin(), Comparisons_.end(),
> -            [](const BCECmpBlock &a, const BCECmpBlock &b) {
> -              return a.Lhs() < b.Lhs();
> -            });
> +  llvm::sort(Comparisons_.begin(), Comparisons_.end(),
> +             [](const BCECmpBlock &a, const BCECmpBlock &b) {
> +               return a.Lhs() < b.Lhs();
> +             });
>  #ifdef MERGEICMPS_DOT_ON
>    errs() << "AFTER REORDERING:\n\n";
>    dump();
>
> Modified: llvm/trunk/lib/Transforms/Scalar/NewGVN.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/Scalar/NewGVN.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Scalar/NewGVN.cpp (original)
> +++ llvm/trunk/lib/Transforms/Scalar/NewGVN.cpp Fri Apr 13 12:47:57 2018
> @@ -958,7 +958,8 @@ static bool isCopyOfAPHI(const Value *V)
>  // order. The BlockInstRange numbers are generated in an RPO walk of the
> basic
>  // blocks.
>  void NewGVN::sortPHIOps(MutableArrayRef<ValPair> Ops) const {
> -  std::sort(Ops.begin(), Ops.end(), [&](const ValPair &P1, const ValPair
> &P2) {
> +  llvm::sort(Ops.begin(), Ops.end(),
> +             [&](const ValPair &P1, const ValPair &P2) {
>      return BlockInstRange.lookup(P1.second).first <
>             BlockInstRange.lookup(P2.second).first;
>    });
> @@ -3423,10 +3424,10 @@ bool NewGVN::runGVN() {
>    for (auto &B : RPOT) {
>      auto *Node = DT->getNode(B);
>      if (Node->getChildren().size() > 1)
> -      std::sort(Node->begin(), Node->end(),
> -                [&](const DomTreeNode *A, const DomTreeNode *B) {
> -                  return RPOOrdering[A] < RPOOrdering[B];
> -                });
> +      llvm::sort(Node->begin(), Node->end(),
> +                 [&](const DomTreeNode *A, const DomTreeNode *B) {
> +                   return RPOOrdering[A] < RPOOrdering[B];
> +                 });
>    }
>
>    // Now a standard depth first ordering of the domtree is equivalent to
> RPO.
> @@ -3948,7 +3949,7 @@ bool NewGVN::eliminateInstructions(Funct
>          convertClassToDFSOrdered(*CC, DFSOrderedSet, UseCounts,
> ProbablyDead);
>
>          // Sort the whole thing.
> -        std::sort(DFSOrderedSet.begin(), DFSOrderedSet.end());
> +        llvm::sort(DFSOrderedSet.begin(), DFSOrderedSet.end());
>          for (auto &VD : DFSOrderedSet) {
>            int MemberDFSIn = VD.DFSIn;
>            int MemberDFSOut = VD.DFSOut;
> @@ -4110,7 +4111,7 @@ bool NewGVN::eliminateInstructions(Funct
>      // If we have possible dead stores to look at, try to eliminate them.
>      if (CC->getStoreCount() > 0) {
>        convertClassToLoadsAndStores(*CC, PossibleDeadStores);
> -      std::sort(PossibleDeadStores.begin(), PossibleDeadStores.end());
> +      llvm::sort(PossibleDeadStores.begin(), PossibleDeadStores.end());
>        ValueDFSStack EliminationStack;
>        for (auto &VD : PossibleDeadStores) {
>          int MemberDFSIn = VD.DFSIn;
>
> Modified: llvm/trunk/lib/Transforms/Scalar/PlaceSafepoints.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/
> PlaceSafepoints.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Scalar/PlaceSafepoints.cpp (original)
> +++ llvm/trunk/lib/Transforms/Scalar/PlaceSafepoints.cpp Fri Apr 13
> 12:47:57 2018
> @@ -522,7 +522,7 @@ bool PlaceSafepoints::runOnFunction(Func
>      };
>      // We need the order of list to be stable so that naming ends up
> stable
>      // when we split edges.  This makes test cases much easier to write.
> -    std::sort(PollLocations.begin(), PollLocations.end(), OrderByBBName);
> +    llvm::sort(PollLocations.begin(), PollLocations.end(),
> OrderByBBName);
>
>      // We can sometimes end up with duplicate poll locations.  This
> happens if
>      // a single loop is visited more than once.   The fact this happens
> seems
>
> Modified: llvm/trunk/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/
> RewriteStatepointsForGC.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp
> (original)
> +++ llvm/trunk/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp Fri Apr
> 13 12:47:57 2018
> @@ -1823,7 +1823,7 @@ static void relocationViaAlloca(
>        }
>      }
>
> -    std::sort(Uses.begin(), Uses.end());
> +    llvm::sort(Uses.begin(), Uses.end());
>      auto Last = std::unique(Uses.begin(), Uses.end());
>      Uses.erase(Last, Uses.end());
>
>
> Modified: llvm/trunk/lib/Transforms/Scalar/SROA.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/Scalar/SROA.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Scalar/SROA.cpp (original)
> +++ llvm/trunk/lib/Transforms/Scalar/SROA.cpp Fri Apr 13 12:47:57 2018
> @@ -273,7 +273,7 @@ public:
>      int OldSize = Slices.size();
>      Slices.append(NewSlices.begin(), NewSlices.end());
>      auto SliceI = Slices.begin() + OldSize;
> -    std::sort(SliceI, Slices.end());
> +    llvm::sort(SliceI, Slices.end());
>      std::inplace_merge(Slices.begin(), SliceI, Slices.end());
>    }
>
> @@ -1057,7 +1057,7 @@ AllocaSlices::AllocaSlices(const DataLay
>
>    // Sort the uses. This arranges for the offsets to be in ascending
> order,
>    // and the sizes to be in descending order.
> -  std::sort(Slices.begin(), Slices.end());
> +  llvm::sort(Slices.begin(), Slices.end());
>  }
>
>  #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
> @@ -1891,7 +1891,7 @@ static VectorType *isVectorPromotionViab
>               "All non-integer types eliminated!");
>        return RHSTy->getNumElements() < LHSTy->getNumElements();
>      };
> -    std::sort(CandidateTys.begin(), CandidateTys.end(), RankVectorTypes);
> +    llvm::sort(CandidateTys.begin(), CandidateTys.end(),
> RankVectorTypes);
>      CandidateTys.erase(
>          std::unique(CandidateTys.begin(), CandidateTys.end(),
> RankVectorTypes),
>          CandidateTys.end());
> @@ -4152,7 +4152,7 @@ bool SROA::splitAlloca(AllocaInst &AI, A
>    }
>
>    if (!IsSorted)
> -    std::sort(AS.begin(), AS.end());
> +    llvm::sort(AS.begin(), AS.end());
>
>    /// Describes the allocas introduced by rewritePartition in order to
> migrate
>    /// the debug info.
>
> Modified: llvm/trunk/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/
> SimpleLoopUnswitch.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp (original)
> +++ llvm/trunk/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp Fri Apr 13
> 12:47:57 2018
> @@ -1128,11 +1128,12 @@ static Loop *buildClonedLoops(Loop &Orig
>    // matter as we're just trying to build up the map from inside-out; we
> use
>    // the map in a more stably ordered way below.
>    auto OrderedClonedExitsInLoops = ClonedExitsInLoops;
> -  std::sort(OrderedClonedExitsInLoops.begin(),
> OrderedClonedExitsInLoops.end(),
> -            [&](BasicBlock *LHS, BasicBlock *RHS) {
> -              return ExitLoopMap.lookup(LHS)->getLoopDepth() <
> -                     ExitLoopMap.lookup(RHS)->getLoopDepth();
> -            });
> +  llvm::sort(OrderedClonedExitsInLoops.begin(),
> +             OrderedClonedExitsInLoops.end(),
> +             [&](BasicBlock *LHS, BasicBlock *RHS) {
> +               return ExitLoopMap.lookup(LHS)->getLoopDepth() <
> +                      ExitLoopMap.lookup(RHS)->getLoopDepth();
> +             });
>
>    // Populate the existing ExitLoopMap with everything reachable from each
>    // exit, starting from the inner most exit.
>
> Modified: llvm/trunk/lib/Transforms/Utils/ImportedFunctionsInliningStati
> stics.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Utils/
> ImportedFunctionsInliningStatistics.cpp?rev=330059&r1=
> 330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Utils/ImportedFunctionsInliningStatistics.cpp
> (original)
> +++ llvm/trunk/lib/Transforms/Utils/ImportedFunctionsInliningStatistics.cpp
> Fri Apr 13 12:47:57 2018
> @@ -161,7 +161,7 @@ void ImportedFunctionsInliningStatistics
>
>  void ImportedFunctionsInliningStatistics::calculateRealInlines() {
>    // Removing duplicated Callers.
> -  std::sort(NonImportedCallers.begin(), NonImportedCallers.end());
> +  llvm::sort(NonImportedCallers.begin(), NonImportedCallers.end());
>    NonImportedCallers.erase(
>        std::unique(NonImportedCallers.begin(), NonImportedCallers.end()),
>        NonImportedCallers.end());
> @@ -190,13 +190,14 @@ ImportedFunctionsInliningStatistics::get
>    for (const NodesMapTy::value_type& Node : NodesMap)
>      SortedNodes.push_back(&Node);
>
> -  std::sort(
> +  llvm::sort(
>        SortedNodes.begin(), SortedNodes.end(),
>        [&](const SortedNodesTy::value_type &Lhs,
>            const SortedNodesTy::value_type &Rhs) {
>          if (Lhs->second->NumberOfInlines != Rhs->second->NumberOfInlines)
>            return Lhs->second->NumberOfInlines >
> Rhs->second->NumberOfInlines;
> -        if (Lhs->second->NumberOfRealInlines != Rhs->second->
> NumberOfRealInlines)
> +        if (Lhs->second->NumberOfRealInlines !=
> +            Rhs->second->NumberOfRealInlines)
>            return Lhs->second->NumberOfRealInlines >
>                   Rhs->second->NumberOfRealInlines;
>          return Lhs->first() < Rhs->first();
>
> Modified: llvm/trunk/lib/Transforms/Utils/LowerSwitch.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/Utils/LowerSwitch.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Utils/LowerSwitch.cpp (original)
> +++ llvm/trunk/lib/Transforms/Utils/LowerSwitch.cpp Fri Apr 13 12:47:57
> 2018
> @@ -382,7 +382,7 @@ unsigned LowerSwitch::Clusterify(CaseVec
>      Cases.push_back(CaseRange(Case.getCaseValue(), Case.getCaseValue(),
>                                Case.getCaseSuccessor()));
>
> -  std::sort(Cases.begin(), Cases.end(), CaseCmp());
> +  llvm::sort(Cases.begin(), Cases.end(), CaseCmp());
>
>    // Merge case into clusters
>    if (Cases.size() >= 2) {
>
> Modified: llvm/trunk/lib/Transforms/Utils/PredicateInfo.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Utils/
> PredicateInfo.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Utils/PredicateInfo.cpp (original)
> +++ llvm/trunk/lib/Transforms/Utils/PredicateInfo.cpp Fri Apr 13 12:47:57
> 2018
> @@ -553,7 +553,7 @@ void PredicateInfo::renameUses(SmallPtrS
>    auto Comparator = [&](const Value *A, const Value *B) {
>      return valueComesBefore(OI, A, B);
>    };
> -  std::sort(OpsToRename.begin(), OpsToRename.end(), Comparator);
> +  llvm::sort(OpsToRename.begin(), OpsToRename.end(), Comparator);
>    ValueDFS_Compare Compare(OI);
>    // Compute liveness, and rename in O(uses) per Op.
>    for (auto *Op : OpsToRename) {
>
> Modified: llvm/trunk/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Utils/
> PromoteMemoryToRegister.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Utils/PromoteMemoryToRegister.cpp (original)
> +++ llvm/trunk/lib/Transforms/Utils/PromoteMemoryToRegister.cpp Fri Apr
> 13 12:47:57 2018
> @@ -475,7 +475,7 @@ static bool promoteSingleBlockAlloca(All
>
>    // Sort the stores by their index, making it efficient to do a lookup
> with a
>    // binary search.
> -  std::sort(StoresByIndex.begin(), StoresByIndex.end(), less_first());
> +  llvm::sort(StoresByIndex.begin(), StoresByIndex.end(), less_first());
>
>    // Walk all of the loads from this alloca, replacing them with the
> nearest
>    // store above them, if any.
> @@ -631,10 +631,10 @@ void PromoteMem2Reg::run() {
>      SmallVector<BasicBlock *, 32> PHIBlocks;
>      IDF.calculate(PHIBlocks);
>      if (PHIBlocks.size() > 1)
> -      std::sort(PHIBlocks.begin(), PHIBlocks.end(),
> -                [this](BasicBlock *A, BasicBlock *B) {
> -                  return BBNumbers.lookup(A) < BBNumbers.lookup(B);
> -                });
> +      llvm::sort(PHIBlocks.begin(), PHIBlocks.end(),
> +                 [this](BasicBlock *A, BasicBlock *B) {
> +                   return BBNumbers.lookup(A) < BBNumbers.lookup(B);
> +                 });
>
>      unsigned CurrentVersion = 0;
>      for (BasicBlock *BB : PHIBlocks)
> @@ -740,7 +740,7 @@ void PromoteMem2Reg::run() {
>      // Ok, now we know that all of the PHI nodes are missing entries for
> some
>      // basic blocks.  Start by sorting the incoming predecessors for
> efficient
>      // access.
> -    std::sort(Preds.begin(), Preds.end());
> +    llvm::sort(Preds.begin(), Preds.end());
>
>      // Now we loop through all BB's which have entries in SomePHI and
> remove
>      // them from the Preds list.
>
> Modified: llvm/trunk/lib/Transforms/Utils/SimplifyCFG.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/Utils/SimplifyCFG.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Utils/SimplifyCFG.cpp (original)
> +++ llvm/trunk/lib/Transforms/Utils/SimplifyCFG.cpp Fri Apr 13 12:47:57
> 2018
> @@ -5519,7 +5519,7 @@ static bool ReduceSwitchRange(SwitchInst
>    SmallVector<int64_t,4> Values;
>    for (auto &C : SI->cases())
>      Values.push_back(C.getCaseValue()->getValue().getSExtValue());
> -  std::sort(Values.begin(), Values.end());
> +  llvm::sort(Values.begin(), Values.end());
>
>    // If the switch is already dense, there's nothing useful to do here.
>    if (isSwitchDense(Values))
>
> Modified: llvm/trunk/lib/Transforms/Utils/SplitModule.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/
> Transforms/Utils/SplitModule.cpp?rev=330059&r1=330058&r2=330059&view=diff
> ============================================================
> ==================
> --- llvm/trunk/lib/Transforms/Utils/SplitModule.cpp (original)
> +++ llvm/trunk/lib/Transforms/Utils/SplitModule.cpp Fri Apr 13 12:47:57
> 2018
> @@ -180,12 +180,14 @@ static void findPartitions(Module *M, Cl
>            std::make_pair(std::distance(GVtoClusterMap.member_begin(I),
>                                         GVtoClusterMap.member_end()), I));
>
> -  std::sort(Sets.begin(), Sets.end(), [](const SortType &a, const
> SortType &b) {
> -    if (a.first == b.first)
> -      return a.second->getData()->getName() >
> b.second->getData()->getName();
> -    else
> -      return a.first > b.first;
> -  });
> +  llvm::sort(Sets.begin(), Sets.end(),
> +             [](const SortType &a, const SortType &b) {
> +               if (a.first == b.first)
> +                 return a.second->getData()->getName() >
> +                        b.second->getData()->getName();
> +               else
> +                 return a.first > b.first;
> +             });
>
>    for (auto &I : Sets) {
>      unsigned CurrentClusterID = BalancinQueue.top().first;
>
>
> _______________________________________________
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> llvm-commits at lists.llvm.org
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