Fix passing and returning of objects with non trivial copy constructors on
ARM.
Fixes PR7310.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@105592 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/TargetInfo.cpp b/lib/CodeGen/TargetInfo.cpp
index b29d3cb..ad024bd 100644
--- a/lib/CodeGen/TargetInfo.cpp
+++ b/lib/CodeGen/TargetInfo.cpp
@@ -1808,6 +1808,11 @@
if (isEmptyRecord(Context, Ty, true))
return ABIArgInfo::getIgnore();
+ // Structures with either a non-trivial destructor or a non-trivial
+ // copy constructor are always indirect.
+ if (isRecordWithNonTrivialDestructorOrCopyConstructor(Ty))
+ return ABIArgInfo::getIndirect(0, /*ByVal=*/false);
+
// FIXME: This is kind of nasty... but there isn't much choice because the ARM
// backend doesn't support byval.
// FIXME: This doesn't handle alignment > 64 bits.
@@ -1927,6 +1932,11 @@
ABIArgInfo::getExtend() : ABIArgInfo::getDirect());
}
+ // Structures with either a non-trivial destructor or a non-trivial
+ // copy constructor are always indirect.
+ if (isRecordWithNonTrivialDestructorOrCopyConstructor(RetTy))
+ return ABIArgInfo::getIndirect(0, /*ByVal=*/false);
+
// Are we following APCS?
if (getABIKind() == APCS) {
if (isEmptyRecord(Context, RetTy, false))