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Don't name the ObjC types if there aren't any ObjC objects in the file. 

Patch by David Chisnall.

llvm-svn: 51840
This commit is contained in:
Eli Friedman 2008-06-01 16:00:02 +00:00
parent f6b091f73a
commit 412c66839e
1 changed files with 6 additions and 4 deletions
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10
clang/lib/CodeGen/CGObjCGNU.cpp
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@ -183,7 +183,6 @@ CGObjCGNU::CGObjCGNU(llvm::Module &M,
PtrToInt8Ty,
NULL);
SelectorTy = llvm::PointerType::getUnqual(SelStructTy);
M.addTypeName(".objc_selector", SelectorTy);
PtrToIntTy = llvm::PointerType::getUnqual(IntTy);
PtrTy = PtrToInt8Ty;
@ -194,14 +193,12 @@ CGObjCGNU::CGObjCGNU(llvm::Module &M,
llvm::cast<llvm::OpaqueType>(OpaqueObjTy.get())->refineAbstractTypeTo(IdTy);
IdTy = llvm::cast<llvm::StructType>(OpaqueObjTy.get());
IdTy = llvm::PointerType::getUnqual(IdTy);
M.addTypeName(".objc_id", IdTy);
// IMP type
std::vector<const llvm::Type*> IMPArgs;
IMPArgs.push_back(IdTy);
IMPArgs.push_back(SelectorTy);
IMPTy = llvm::FunctionType::get(IdTy, IMPArgs, true);
M.addTypeName(".objc_imp", IMPTy);
}
// This has to perform the lookup every time, since posing and related
// techniques can modify the name -> class mapping.
@ -734,7 +731,12 @@ llvm::Function *CGObjCGNU::ModuleInitFunction() {
ExistingProtocols.empty() && TypedSelectors.empty() &&
UntypedSelectors.empty())
return NULL;
// Name the ObjC types to make the IR a bit easier to read
TheModule.addTypeName(".objc_selector", SelectorTy);
TheModule.addTypeName(".objc_id", IdTy);
TheModule.addTypeName(".objc_imp", IMPTy);
std::vector<llvm::Constant*> Elements;
// Generate statics list:
llvm::ArrayType *StaticsArrayTy = llvm::ArrayType::get(PtrToInt8Ty,