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Add insertvalue and extractvalue folding support in IRBuilder.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53931 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2008-07-22 20:19:25 +00:00
parent 8502112419
commit a3da832705
1 changed files with 23 additions and 12 deletions
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35
include/llvm/Support/IRBuilder.h
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@@ -573,29 +573,40 @@ public:
return Insert(new GetResultInst(V, Index), Name); return Insert(new GetResultInst(V, Index), Name);
} }
ExtractValueInst *CreateExtractValue(Value *Agg, unsigned Idx, Value *CreateExtractValue(Value *Agg, unsigned Idx,
const char *Name = "") { const char *Name = "") {
if (Constant *AggC = dyn_cast<Constant>(Agg))
return ConstantExpr::getExtractValue(AggC, &Idx, 1);
return Insert(ExtractValueInst::Create(Agg, Idx), Name); return Insert(ExtractValueInst::Create(Agg, Idx), Name);
} }
template<typename InputIterator> template<typename InputIterator>
ExtractValueInst *CreateExtractValue(Value *Agg, Value *CreateExtractValue(Value *Agg,
InputIterator IdxBegin, InputIterator IdxBegin,
InputIterator IdxEnd, InputIterator IdxEnd,
const char *Name = "") { const char *Name = "") {
if (Constant *AggC = dyn_cast<Constant>(Agg))
return ConstantExpr::getExtractValue(AggC, IdxBegin, IdxEnd - IdxBegin);
return Insert(ExtractValueInst::Create(Agg, IdxBegin, IdxEnd), Name); return Insert(ExtractValueInst::Create(Agg, IdxBegin, IdxEnd), Name);
} }
InsertValueInst *CreateInsertValue(Value *Agg, Value *Val, unsigned Idx, Value *CreateInsertValue(Value *Agg, Value *Val, unsigned Idx,
const char *Name = "") { const char *Name = "") {
if (Constant *AggC = dyn_cast<Constant>(Agg))
if (Constant *ValC = dyn_cast<Constant>(Val))
return ConstantExpr::getInsertValue(AggC, ValC, &Idx, 1);
return Insert(InsertValueInst::Create(Agg, Val, Idx), Name); return Insert(InsertValueInst::Create(Agg, Val, Idx), Name);
} }
template<typename InputIterator> template<typename InputIterator>
InsertValueInst *CreateInsertValue(Value *Agg, Value *Val, Value *CreateInsertValue(Value *Agg, Value *Val,
InputIterator IdxBegin, InputIterator IdxBegin,
InputIterator IdxEnd, InputIterator IdxEnd,
const char *Name = "") { const char *Name = "") {
if (Constant *AggC = dyn_cast<Constant>(Agg))
if (Constant *ValC = dyn_cast<Constant>(Val))
return ConstantExpr::getInsertValue(AggC, ValC,
IdxBegin, IdxEnd - IdxBegin);
return Insert(InsertValueInst::Create(Agg, Val, IdxBegin, IdxEnd), Name); return Insert(InsertValueInst::Create(Agg, Val, IdxBegin, IdxEnd), Name);
} }
}; };