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Add Module::getTypeName

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2237 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2002-04-13 18:58:33 +00:00
parent 3e5fe173bb
commit f33fa6fb57
2 changed files with 25 additions and 0 deletions
include/llvm
Module.h
lib/VMCore
Module.cpp

5
include/llvm/Module.h

@ -69,6 +69,11 @@ public:
//
bool addTypeName(const std::string &Name, const Type *Ty);
// getTypeName - If there is at least one entry in the symbol table for the
// specified type, return it.
//
std::string getTypeName(const Type *Ty);
// Get the underlying elements of the Module...
inline const GlobalListType &getGlobalList() const { return GlobalList; }
inline GlobalListType &getGlobalList() { return GlobalList; }

20
lib/VMCore/Module.cpp

@ -86,6 +86,26 @@ bool Module::addTypeName(const std::string &Name, const Type *Ty) {
return false;
}
// getTypeName - If there is at least one entry in the symbol table for the
// specified type, return it.
//
std::string Module::getTypeName(const Type *Ty) {
const SymbolTable *ST = getSymbolTable();
if (ST == 0) return ""; // No symbol table, must not have an entry...
if (ST->find(Type::TypeTy) == ST->end())
return ""; // No names for types...
SymbolTable::type_const_iterator TI = ST->type_begin(Type::TypeTy);
SymbolTable::type_const_iterator TE = ST->type_end(Type::TypeTy);
while (TI != TE && TI->second != (const Value*)Ty)
++TI;
if (TI != TE) // Must have found an entry!
return TI->first;
return ""; // Must not have found anything...
}
// dropAllReferences() - This function causes all the subinstructions to "let
// go" of all references that they are maintaining. This allows one to