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Remove a bunch of complex logic that is completely dead: duplicates can

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never be inserted!

llvm-svn: 33037
This commit is contained in:
Chris Lattner 2007-01-09 07:58:11 +00:00
parent ee67a96b5d
commit ef3e9a5ea1
1 changed files with 1 additions and 57 deletions
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58
lib/VMCore/AsmWriter.cpp
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@ -1539,20 +1539,6 @@ int SlotMachine::getSlot(const Value *V) {
/// CreateModuleSlot - Insert the specified GlobalValue* into the slot table.
void SlotMachine::CreateModuleSlot(const GlobalValue *V) {
assert(!V->hasName() && "Doesn't need a slot!");
const Type *VTy = V->getType();
// Look up the type plane for the Value's type from the module map
TypedPlanes::const_iterator MI = mMap.find(VTy);
// If the module map's type plane is not for the Value's type
if (MI != mMap.end()) {
// Lookup the value in the module's map
ValueMap::const_iterator MVI = MI->second.map.find(V);
if (MVI != MI->second.map.end())
return;
}
return insertValue(V);
}
@ -1561,49 +1547,7 @@ void SlotMachine::CreateModuleSlot(const GlobalValue *V) {
void SlotMachine::CreateFunctionSlot(const Value *V) {
const Type *VTy = V->getType();
assert(VTy != Type::VoidTy && !V->hasName() && "Doesn't need a slot!");
assert(!isa<Constant>(V) && "Can't insert a Constants into SlotMachine");
// Look up the type plane for the Value's type from the module map
TypedPlanes::const_iterator MI = mMap.find(VTy);
// Get the type plane for the Value's type from the function map
TypedPlanes::const_iterator FI = fMap.find(VTy);
// If there is a corresponding type plane in the function map
if (FI != fMap.end()) {
// Lookup the Value in the function map.
ValueMap::const_iterator FVI = FI->second.map.find(V);
// If the value exists in the function map, we're done.
if (FVI != FI->second.map.end())
return;
// If there is no corresponding type plane in the module map
if (MI == mMap.end())
return insertValue(V);
// Look up the value in the module map
ValueMap::const_iterator MVI = MI->second.map.find(V);
// If we found it, it was already inserted
if (MVI != MI->second.map.end())
return;
return insertValue(V);
}
// Otherwise, there is no corresponding type plane in the function map yet.
// If the type plane doesn't exists at the module level
if (MI == mMap.end()) {
return insertValue(V);
// else type plane exists at the module level, examine it
} else {
// Look up the value in the module's map
ValueMap::const_iterator MVI = MI->second.map.find(V);
// If we didn't find it there either
if (MVI == MI->second.map.end())
// Return the slot number as the module's contribution to
// the type plane plus the index of the function map insertion.
return insertValue(V);
else
return;
}
return insertValue(V);
}