For PR645:

Remove the Function::renameLocalSymbols function as it is no longer
needed.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33522 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2007-01-26 08:01:30 +00:00
parent 43276ee280
commit 0fc052c36f
3 changed files with 0 additions and 49 deletions

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@ -111,13 +111,6 @@ public:
unsigned getCallingConv() const { return CallingConvention; }
void setCallingConv(unsigned CC) { CallingConvention = CC; }
/// renameLocalSymbols - This method goes through the Function's symbol table
/// and renames any symbols that conflict with symbols at global scope. This
/// is required before printing out to a textual form, to ensure that there is
/// no ambiguity when parsing.
void renameLocalSymbols();
/// deleteBody - This method deletes the body of the function, and converts
/// the linkage to external.
///

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@ -99,9 +99,6 @@ namespace {
// Output all floating point constants that cannot be printed accurately.
printFloatingPointConstants(F);
// Ensure that no local symbols conflict with global symbols.
F.renameLocalSymbols();
printFunction(F);
FPConstantMap.clear();
return false;

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@ -139,45 +139,6 @@ void Function::eraseFromParent() {
}
/// renameLocalSymbols - This method goes through the Function's symbol table
/// and renames any symbols that conflict with symbols at global scope. This is
/// required before printing out to a textual form, to ensure that there is no
/// ambiguity when parsing.
void Function::renameLocalSymbols() {
SymbolTable &LST = getValueSymbolTable(); // Local Symtab
SymbolTable &GST = getParent()->getValueSymbolTable(); // Global Symtab
for (SymbolTable::plane_iterator LPI = LST.plane_begin(), E = LST.plane_end();
LPI != E; ++LPI)
// All global symbols are of pointer type, ignore any non-pointer planes.
if (isa<PointerType>(LPI->first)) {
// Only check if the global plane has any symbols of this type.
SymbolTable::plane_iterator GPI = GST.find(LPI->first);
if (GPI != GST.plane_end()) {
SymbolTable::ValueMap &LVM = LPI->second;
const SymbolTable::ValueMap &GVM = GPI->second;
// Loop over all local symbols, renaming those that are in the global
// symbol table already.
for (SymbolTable::value_iterator VI = LVM.begin(), E = LVM.end();
VI != E;) {
Value *V = VI->second;
const std::string &Name = VI->first;
++VI;
if (GVM.count(Name)) {
static unsigned UniqueNum = 0;
// Find a name that does not conflict!
while (GVM.count(Name + "_" + utostr(++UniqueNum)) ||
LVM.count(Name + "_" + utostr(UniqueNum)))
/* scan for UniqueNum that works */;
V->setName(Name + "_" + utostr(UniqueNum));
}
}
}
}
}
// dropAllReferences() - This function causes all the subinstructions to "let
// go" of all references that they are maintaining. This allows one to
// 'delete' a whole class at a time, even though there may be circular