Refactor some CodeGen functionality:
- Add CodeGenFunction::{EmitReturnOfRValue, EmitIvarOffset}
- Factor EmitLValueForIvar out of EmitObjCIvarRefLValue.
No non-error functionality change (some unsupported errors are
degraded to asserts for the time being).
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@56543 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGStmt.cpp b/lib/CodeGen/CGStmt.cpp
index bf3469e..c7ee22a 100644
--- a/lib/CodeGen/CGStmt.cpp
+++ b/lib/CodeGen/CGStmt.cpp
@@ -399,6 +399,21 @@
EmitBlock(AfterFor);
}
+void CodeGenFunction::EmitReturnOfRValue(RValue RV, QualType Ty) {
+ if (RV.isScalar()) {
+ Builder.CreateStore(RV.getScalarVal(), ReturnValue);
+ } else if (RV.isAggregate()) {
+ EmitAggregateCopy(ReturnValue, RV.getAggregateAddr(), Ty);
+ } else {
+ StoreComplexToAddr(RV.getComplexVal(), ReturnValue, false);
+ }
+ Builder.CreateBr(ReturnBlock);
+
+ // Emit a block after the branch so that dead code after a return has some
+ // place to go.
+ EmitBlock(llvm::BasicBlock::Create());
+}
+
/// EmitReturnStmt - Note that due to GCC extensions, this can have an operand
/// if the function returns void, or may be missing one if the function returns
/// non-void. Fun stuff :).