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author | Chris Lattner <sabre@nondot.org> | 2007-01-31 04:40:28 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2007-01-31 04:40:28 +0000 |
commit | 2b9a5daf7c4dc39b46662a69e95e610e7b2cd4ba (patch) | |
tree | 9aa775133e8694e0f2a1d5da1620016b20d3bca8 /lib/VMCore/Instructions.cpp | |
parent | fb11053815ee4b3c6593c12aff06fefea96d7d0a (diff) | |
download | external_llvm-2b9a5daf7c4dc39b46662a69e95e610e7b2cd4ba.zip external_llvm-2b9a5daf7c4dc39b46662a69e95e610e7b2cd4ba.tar.gz external_llvm-2b9a5daf7c4dc39b46662a69e95e610e7b2cd4ba.tar.bz2 |
Revise APIs for creating constantexpr GEPs to not require the use of vectors.
This allows us to eliminate many temporary vectors, and theirassociated malloc/free pairs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33692 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/VMCore/Instructions.cpp')
-rw-r--r-- | lib/VMCore/Instructions.cpp | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/lib/VMCore/Instructions.cpp b/lib/VMCore/Instructions.cpp index f996ab8..ccd25de 100644 --- a/lib/VMCore/Instructions.cpp +++ b/lib/VMCore/Instructions.cpp @@ -765,12 +765,13 @@ GetElementPtrInst::~GetElementPtrInst() { // pointer type. // const Type* GetElementPtrInst::getIndexedType(const Type *Ptr, - const std::vector<Value*> &Idx, + Value* const *Idxs, + unsigned NumIdx, bool AllowCompositeLeaf) { if (!isa<PointerType>(Ptr)) return 0; // Type isn't a pointer type! // Handle the special case of the empty set index set... - if (Idx.empty()) + if (NumIdx == 0) if (AllowCompositeLeaf || cast<PointerType>(Ptr)->getElementType()->isFirstClassType()) return cast<PointerType>(Ptr)->getElementType(); @@ -779,12 +780,12 @@ const Type* GetElementPtrInst::getIndexedType(const Type *Ptr, unsigned CurIdx = 0; while (const CompositeType *CT = dyn_cast<CompositeType>(Ptr)) { - if (Idx.size() == CurIdx) { + if (NumIdx == CurIdx) { if (AllowCompositeLeaf || CT->isFirstClassType()) return Ptr; return 0; // Can't load a whole structure or array!?!? } - Value *Index = Idx[CurIdx++]; + Value *Index = Idxs[CurIdx++]; if (isa<PointerType>(CT) && CurIdx != 1) return 0; // Can only index into pointer types at the first index! if (!CT->indexValid(Index)) return 0; @@ -798,7 +799,7 @@ const Type* GetElementPtrInst::getIndexedType(const Type *Ptr, Ptr = Ty; } } - return CurIdx == Idx.size() ? Ptr : 0; + return CurIdx == NumIdx ? Ptr : 0; } const Type* GetElementPtrInst::getIndexedType(const Type *Ptr, |