diff --git a/llvm/test/CodeGen/LoongArch/lsr-legaladdimm.ll b/llvm/test/CodeGen/LoongArch/lsr-legaladdimm.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/LoongArch/lsr-legaladdimm.ll
@@ -0,0 +1,16 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc --mtriple=loongarch64 < %s | FileCheck %s
+
+define i32 @lsr_addimm(i32 %x, i32 %y) {
+; CHECK-LABEL: lsr_addimm:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    ori $a2, $zero, 4095
+; CHECK-NEXT:    add.d $a0, $a0, $a2
+; CHECK-NEXT:    bstrpick.d $a1, $a1, 31, 20
+; CHECK-NEXT:    and $a0, $a1, $a0
+; CHECK-NEXT:    ret
+  %1 = add i32 %x, 4095
+  %2 = lshr i32 %y, 20
+  %r = and i32 %2, %1
+  ret i32 %r
+}