1 files changed, 24 insertions, 0 deletions
diff --git a/test/CodeGen/Thumb2/thumb2-uxt_rot.ll b/test/CodeGen/Thumb2/thumb2-uxt_rot.ll
new file mode 100644
index 0000000..0d1cc18
--- /dev/null
+++ b/test/CodeGen/Thumb2/thumb2-uxt_rot.ll
@@ -0,0 +1,24 @@
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep uxtb | count 1
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep uxtab | count 1
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep uxth | count 1
+
+define i8 @test1(i32 %A.u) zeroext {
+    %B.u = trunc i32 %A.u to i8
+    ret i8 %B.u
+}
+
+define i32 @test2(i32 %A.u, i32 %B.u) zeroext {
+    %C.u = trunc i32 %B.u to i8
+    %D.u = zext i8 %C.u to i32
+    %E.u = add i32 %A.u, %D.u
+    ret i32 %E.u
+}
+
+define i32 @test3(i32 %A.u) zeroext {
+    %B.u = lshr i32 %A.u, 8
+    %C.u = shl i32 %A.u, 24
+    %D.u = or i32 %B.u, %C.u
+    %E.u = trunc i32 %D.u to i16
+    %F.u = zext i16 %E.u to i32
+    ret i32 %F.u
+}