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Work with gepi's and constant exprs. Also, add versions of iterator ctors that take references 

llvm-svn: 10220
This commit is contained in:
Chris Lattner 2003-11-25 20:17:49 +00:00
parent a346e64218
commit be157c0303
1 changed files with 12 additions and 5 deletions
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17
llvm/include/llvm/Support/GetElementPtrTypeIterator.h
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@ -24,21 +24,21 @@ namespace llvm {
: public forward_iterator<const Type *, ptrdiff_t> { : public forward_iterator<const Type *, ptrdiff_t> {
typedef forward_iterator<const Type*, ptrdiff_t> super; typedef forward_iterator<const Type*, ptrdiff_t> super;
GetElementPtrInst *TheGEP; User *TheGEP; // Either GetElemenPtrInst or ConstantExpr
const Type *CurTy; const Type *CurTy;
unsigned Operand; unsigned Operand;
gep_type_iterator() {} gep_type_iterator() {}
public: public:
static gep_type_iterator begin(GetElementPtrInst *gep) { static gep_type_iterator begin(User *gep) {
gep_type_iterator I; gep_type_iterator I;
I.TheGEP = gep; I.TheGEP = gep;
I.CurTy = gep->getOperand(0)->getType(); I.CurTy = gep->getOperand(0)->getType();
I.Operand = 1; I.Operand = 1;
return I; return I;
} }
static gep_type_iterator end(GetElementPtrInst *gep) { static gep_type_iterator end(User *gep) {
gep_type_iterator I; gep_type_iterator I;
I.TheGEP = gep; I.TheGEP = gep;
I.CurTy = 0; I.CurTy = 0;
@ -80,13 +80,20 @@ namespace llvm {
} }
}; };
inline gep_type_iterator gep_type_begin(GetElementPtrInst *GEP) { inline gep_type_iterator gep_type_begin(User *GEP) {
return gep_type_iterator::begin(GEP); return gep_type_iterator::begin(GEP);
} }
inline gep_type_iterator gep_type_end(GetElementPtrInst *GEP) { inline gep_type_iterator gep_type_end(User *GEP) {
return gep_type_iterator::end(GEP); return gep_type_iterator::end(GEP);
} }
inline gep_type_iterator gep_type_begin(User &GEP) {
return gep_type_iterator::begin(&GEP);
}
inline gep_type_iterator gep_type_end(User &GEP) {
return gep_type_iterator::end(&GEP);
}
} // end namespace llvm } // end namespace llvm
#endif #endif