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Introducing objc_assign_ivar to clang. 

llvm-svn: 59740
This commit is contained in:
Fariborz Jahanian 2008-11-20 19:23:36 +00:00
parent 073b0b12a5
commit e881b536e8
3 changed files with 33 additions and 0 deletions
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8
clang/lib/CodeGen/CGObjCGNU.cpp
View File

@ -136,6 +136,8 @@ public:
llvm::Value *src, llvm::Value *dst);
virtual void EmitObjCGlobalAssign(CodeGen::CodeGenFunction &CGF,
llvm::Value *src, llvm::Value *dest);
virtual void EmitObjCIvarAssign(CodeGen::CodeGenFunction &CGF,
llvm::Value *src, llvm::Value *dest);
virtual void EmitObjCStrongCastAssign(CodeGen::CodeGenFunction &CGF,
llvm::Value *src, llvm::Value *dest);
};
@ -994,6 +996,12 @@ void CGObjCGNU::EmitObjCGlobalAssign(CodeGen::CodeGenFunction &CGF,
return;
}
void CGObjCGNU::EmitObjCIvarAssign(CodeGen::CodeGenFunction &CGF,
llvm::Value *src, llvm::Value *dst)
{
return;
}
void CGObjCGNU::EmitObjCStrongCastAssign(CodeGen::CodeGenFunction &CGF,
llvm::Value *src, llvm::Value *dst)
{

23
clang/lib/CodeGen/CGObjCMac.cpp
View File

@ -175,6 +175,9 @@ public:
/// GcAssignGlobalFn -- LLVM objc_assign_global function.
llvm::Function *GcAssignGlobalFn;
/// GcAssignIvarFn -- LLVM objc_assign_ivar function.
llvm::Function *GcAssignIvarFn;
/// GcAssignStrongCastFn -- LLVM objc_assign_strongCast function.
llvm::Function *GcAssignStrongCastFn;
@ -460,6 +463,8 @@ public:
llvm::Value *src, llvm::Value *dst);
virtual void EmitObjCGlobalAssign(CodeGen::CodeGenFunction &CGF,
llvm::Value *src, llvm::Value *dest);
virtual void EmitObjCIvarAssign(CodeGen::CodeGenFunction &CGF,
llvm::Value *src, llvm::Value *dest);
virtual void EmitObjCStrongCastAssign(CodeGen::CodeGenFunction &CGF,
llvm::Value *src, llvm::Value *dest);
};
@ -1820,6 +1825,19 @@ void CGObjCMac::EmitObjCGlobalAssign(CodeGen::CodeGenFunction &CGF,
return;
}
/// EmitObjCIvarAssign - Code gen for assigning to a __strong object.
/// objc_assign_ivar (id src, id *dst)
///
void CGObjCMac::EmitObjCIvarAssign(CodeGen::CodeGenFunction &CGF,
llvm::Value *src, llvm::Value *dst)
{
src = CGF.Builder.CreateBitCast(src, ObjCTypes.ObjectPtrTy);
dst = CGF.Builder.CreateBitCast(dst, ObjCTypes.PtrObjectPtrTy);
CGF.Builder.CreateCall2(ObjCTypes.GcAssignIvarFn,
src, dst, "assignivar");
return;
}
/// EmitObjCStrongCastAssign - Code gen for assigning to a __strong cast object.
/// objc_assign_strongCast (id src, id *dst)
///
@ -2637,6 +2655,11 @@ ObjCTypesHelper::ObjCTypesHelper(CodeGen::CodeGenModule &cgm)
Params,
false),
"objc_assign_global");
GcAssignIvarFn =
CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy,
Params,
false),
"objc_assign_ivar");
GcAssignStrongCastFn =
CGM.CreateRuntimeFunction(llvm::FunctionType::get(ObjectPtrTy,
Params,

2
clang/lib/CodeGen/CGObjCRuntime.h
View File

@ -151,6 +151,8 @@ public:
llvm::Value *src, llvm::Value *dest) = 0;
virtual void EmitObjCGlobalAssign(CodeGen::CodeGenFunction &CGF,
llvm::Value *src, llvm::Value *dest) = 0;
virtual void EmitObjCIvarAssign(CodeGen::CodeGenFunction &CGF,
llvm::Value *src, llvm::Value *dest) = 0;
virtual void EmitObjCStrongCastAssign(CodeGen::CodeGenFunction &CGF,
llvm::Value *src, llvm::Value *dest) = 0;
};