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-rw-r--r--test/CodeGen/XCore/epilogue_prologue.ll26
1 files changed, 26 insertions, 0 deletions
diff --git a/test/CodeGen/XCore/epilogue_prologue.ll b/test/CodeGen/XCore/epilogue_prologue.ll
new file mode 100644
index 000000000000..185565f4e287
--- /dev/null
+++ b/test/CodeGen/XCore/epilogue_prologue.ll
@@ -0,0 +1,26 @@
+; RUN: llc < %s -march=xcore | FileCheck %s
+
+; CHECK-LABEL: f1
+; CHECK: stw lr, sp[0]
+; CHECK: ldw lr, sp[0]
+; CHECK-NEXT: retsp 0
+define void @f1() nounwind {
+entry:
+ tail call void asm sideeffect "", "~{lr}"() nounwind
+ ret void
+}
+
+; CHECK-LABEL: f3
+; CHECK: entsp 2
+; CHECK: stw [[REG:r[4-9]+]], sp[1]
+; CHECK: mov [[REG]], r0
+; CHECK: bl f2
+; CHECK: mov r0, [[REG]]
+; CHECK: ldw [[REG]], sp[1]
+; CHECK: retsp 2
+declare void @f2()
+define i32 @f3(i32 %i) nounwind {
+entry:
+ call void @f2()
+ ret i32 %i
+}