1 files changed, 59 insertions, 0 deletions
diff --git a/llvm/test/LTO/AArch64/Inputs/old.ll b/llvm/test/LTO/AArch64/Inputs/old.ll
new file mode 100644
index 0000000..2b1758b
--- /dev/null
+++ b/llvm/test/LTO/AArch64/Inputs/old.ll
@@ -0,0 +1,59 @@
+;; This file contains the previous semantic of the branch-target-enforcement, sign-return-address.
+;; Used for test mixing a mixed link case and also verify the import too in llc.
+
+; RUN: llc -mattr=+pauth -mattr=+bti %s -o - | FileCheck %s
+
+target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
+target triple = "aarch64-unknown-linux-gnu"
+
+define i32 @old_bti() #0 {
+entry:
+  ret i32 2
+}
+
+; CHECK-LABEL: old_bti:
+; CHECK:           bti c
+; CHECK:           mov
+; CHECK:           ret
+
+define i32 @old_pac() #1 {
+entry:
+  ret i32 2
+}
+
+; CHECK-LABEL: old_pac:
+; CHECK:           paciasp
+; CHECK:           mov
+; CHECK:           retaa
+
+
+define i32 @old_none() #2 {
+entry:
+  ret i32 3
+}
+
+; CHECK-LABEL: old_none:
+; CHECK-NOT:           hint
+; CHECK-NOT:           paci
+; CHECK-NOT:           bti
+; CHECK:           ret
+
+declare i32 @func(i32)
+
+define i32 @old_none_leaf() #3 {
+entry:
+  %0 = call i32 @func()
+  ret i32 %0
+}
+
+; CHECK-LABEL: old_none_leaf:
+; CHECK:           paciasp
+; CHECK:           bl      func
+; CHECK:           retaa
+
+attributes #0 = { noinline nounwind optnone "branch-target-enforcement"="true" }
+attributes #1 = { noinline nounwind optnone "branch-target-enforcement"="false" "sign-return-address"="all" "sign-return-address-key"="a_key" }
+attributes #2 = { noinline nounwind optnone "branch-target-enforcement"="false" "sign-return-address"="none" }
+attributes #3 = { noinline nounwind optnone "branch-target-enforcement"="false" "sign-return-address"="non-leaf" "sign-return-address-key"="a_key" }
+
+;; Intentionally no module flags