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add assert in argpromotion, which cannot trigger
if Function::hasAddressTaken works as advertised also included some cosmetic cleanups git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99276 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -623,6 +623,7 @@ CallGraphNode *ArgPromotion::DoPromotion(Function *F,
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SmallVector<Value*, 16> Args;
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while (!F->use_empty()) {
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CallSite CS = CallSite::get(F->use_back());
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assert(CS.getCalledFunction() == F);
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Instruction *Call = CS.getInstruction();
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const AttrListPtr &CallPAL = CS.getAttributes();
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@ -660,7 +661,7 @@ CallGraphNode *ArgPromotion::DoPromotion(Function *F,
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// Non-dead argument: insert GEPs and loads as appropriate.
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ScalarizeTable &ArgIndices = ScalarizedElements[I];
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// Store the Value* version of the indices in here, but declare it now
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// for reuse
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// for reuse.
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std::vector<Value*> Ops;
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for (ScalarizeTable::iterator SI = ArgIndices.begin(),
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E = ArgIndices.end(); SI != E; ++SI) {
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@ -677,10 +678,10 @@ CallGraphNode *ArgPromotion::DoPromotion(Function *F,
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Type::getInt32Ty(F->getContext()) :
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Type::getInt64Ty(F->getContext()));
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Ops.push_back(ConstantInt::get(IdxTy, *II));
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// Keep track of the type we're currently indexing
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// Keep track of the type we're currently indexing.
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ElTy = cast<CompositeType>(ElTy)->getTypeAtIndex(*II);
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}
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// And create a GEP to extract those indices
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// And create a GEP to extract those indices.
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V = GetElementPtrInst::Create(V, Ops.begin(), Ops.end(),
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V->getName()+".idx", Call);
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Ops.clear();
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@ -694,7 +695,7 @@ CallGraphNode *ArgPromotion::DoPromotion(Function *F,
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if (ExtraArgHack)
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Args.push_back(Constant::getNullValue(Type::getInt32Ty(F->getContext())));
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// Push any varargs arguments on the list
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// Push any varargs arguments on the list.
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for (; AI != CS.arg_end(); ++AI, ++ArgIndex) {
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Args.push_back(*AI);
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if (Attributes Attrs = CallPAL.getParamAttributes(ArgIndex))
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@ -400,8 +400,8 @@ Function *Intrinsic::getDeclaration(Module *M, ID id, const Type **Tys,
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#include "llvm/Intrinsics.gen"
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#undef GET_LLVM_INTRINSIC_FOR_GCC_BUILTIN
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/// hasAddressTaken - returns true if there are any uses of this function
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/// other than direct calls or invokes to it.
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/// hasAddressTaken - returns true if there are any uses of this function
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/// other than direct calls or invokes to it.
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bool Function::hasAddressTaken() const {
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for (Value::use_const_iterator I = use_begin(), E = use_end(); I != E; ++I) {
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if (I.getOperandNo() != 0 ||
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