Move EmitCtorPrologue to CGCXX. Add an assert and FIXMEs.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@76498 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGCXX.cpp b/lib/CodeGen/CGCXX.cpp
index 07f387f..4a2db05 100644
--- a/lib/CodeGen/CGCXX.cpp
+++ b/lib/CodeGen/CGCXX.cpp
@@ -414,3 +414,36 @@
Name += '\0';
return UniqueMangledName(Name.begin(), Name.end());
}
+
+/// EmitCtorPrologue - This routine generates necessary code to initialize
+/// base classes and non-static data members belonging to this constructor.
+void CodeGenFunction::EmitCtorPrologue(const CXXConstructorDecl *CD) {
+ for (CXXConstructorDecl::init_const_iterator B = CD->init_begin(),
+ E = CD->init_end();
+ B != E; ++B) {
+ CXXBaseOrMemberInitializer *Member = (*B);
+ if (Member->isBaseInitializer()) {
+ // FIXME. Added base initialilzers here.
+ assert(false && "FIXME. base initialization unsupported");
+ }
+ else {
+ // non-static data member initilaizers.
+ FieldDecl *Field = Member->getMember();
+ QualType FieldType = getContext().getCanonicalType((Field)->getType());
+ assert(!getContext().getAsArrayType(FieldType)
+ && "FIXME. Field arrays initialization unsupported");
+ assert(!FieldType->getAsRecordType()
+ && "FIXME. Field class initialization unsupported");
+ llvm::Value *LoadOfThis = LoadCXXThis();
+ LValue LHS = EmitLValueForField(LoadOfThis, Field, false, 0);
+
+ assert(Member->getNumArgs() == 1 && "Initializer count must be 1 only");
+ Expr *RhsExpr = *Member->begin();
+ llvm::Value *RHS = EmitScalarExpr(RhsExpr, true);
+ if (LHS.isBitfield())
+ EmitStoreThroughBitfieldLValue(RValue::get(RHS), LHS, FieldType, 0);
+ else
+ EmitStoreThroughLValue(RValue::get(RHS), LHS, FieldType);
+ }
+ }
+}