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Use separate namespace for named metadata.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92931 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2010-01-07 19:39:36 +00:00
parent 3c37bb8dbe
commit 0386f01e06
9 changed files with 155 additions and 29 deletions
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12
lib/VMCore/Module.cpp
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@@ -59,6 +59,7 @@ Module::Module(StringRef MID, LLVMContext& C)
: Context(C), ModuleID(MID), DataLayout("") {
ValSymTab = new ValueSymbolTable();
TypeSymTab = new TypeSymbolTable();
NamedMDSymTab = new MDSymbolTable();
}
Module::~Module() {
@@ -307,20 +308,25 @@ GlobalAlias *Module::getNamedAlias(StringRef Name) const {
/// specified name. This method returns null if a NamedMDNode with the
//// specified name is not found.
NamedMDNode *Module::getNamedMetadata(StringRef Name) const {
return dyn_cast_or_null<NamedMDNode>(getValueSymbolTable().lookup(Name));
return NamedMDSymTab->lookup(Name);
}
/// getOrInsertNamedMetadata - Return the first named MDNode in the module
/// with the specified name. This method returns a new NamedMDNode if a
/// NamedMDNode with the specified name is not found.
NamedMDNode *Module::getOrInsertNamedMetadata(StringRef Name) {
NamedMDNode *NMD =
dyn_cast_or_null<NamedMDNode>(getValueSymbolTable().lookup(Name));
NamedMDNode *NMD = NamedMDSymTab->lookup(Name);
if (!NMD)
NMD = NamedMDNode::Create(getContext(), Name, NULL, 0, this);
return NMD;
}
/// addMDNodeName - Insert an entry in the NamedMDNode symbol table mapping
/// Name to NMD.
void Module::addMDNodeName(StringRef Name, NamedMDNode *NMD) {
NamedMDSymTab->insert(Name, NMD);
}
//===----------------------------------------------------------------------===//
// Methods for easy access to the types in the module.
//