1 files changed, 30 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/byval-aliased.ll b/test/CodeGen/PowerPC/byval-aliased.ll
new file mode 100644
index 0000000..9ef2f02
--- /dev/null
+++ b/test/CodeGen/PowerPC/byval-aliased.ll
@@ -0,0 +1,30 @@
+; RUN: llc -mcpu=ppc64 < %s | FileCheck %s
+target datalayout = "E-m:o-p:32:32-f64:32:64-n32"
+target triple = "powerpc-apple-macosx10.5.0"
+ 
+%struct.sm = type { i8, i8 }
+ 
+; Function Attrs: nounwind ssp
+define void @foo(%struct.sm* byval %s) #0 {
+entry:
+  %a = getelementptr inbounds %struct.sm* %s, i32 0, i32 0
+  %0 = load i8* %a, align 1
+  %conv2 = zext i8 %0 to i32
+  %add = add nuw nsw i32 %conv2, 3
+  %conv1 = trunc i32 %add to i8
+  store i8 %conv1, i8* %a, align 1
+  call void @bar(%struct.sm* byval %s, %struct.sm* byval %s) #1
+  ret void
+}
+
+; CHECK-LABEL: @foo
+; CHECK: stb {{r[0-9]+}}, [[OFF:[0-9]+]]({{r[3]?1}})
+; CHECK: lhz r3, [[OFF]]({{r[3]?1}})
+; CHECK: bl _bar
+; CHECK: blr
+ 
+declare void @bar(%struct.sm* byval, %struct.sm* byval)
+ 
+attributes #0 = { nounwind ssp }
+attributes #1 = { nounwind }
+