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-rw-r--r--test/CodeGen/SystemZ/2009-06-02-Rotate.ll13
1 files changed, 13 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/2009-06-02-Rotate.ll b/test/CodeGen/SystemZ/2009-06-02-Rotate.ll
new file mode 100644
index 0000000000000..3317864c01473
--- /dev/null
+++ b/test/CodeGen/SystemZ/2009-06-02-Rotate.ll
@@ -0,0 +1,13 @@
+; RUN: llc < %s -march=systemz | grep rll
+
+target datalayout = "E-p:64:64:64-i8:8:16-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-a0:16:16"
+target triple = "s390x-linux"
+
+define i32 @rotl(i32 %x, i32 %y, i32 %z) nounwind readnone {
+entry:
+ %shl = shl i32 %x, 0 ; <i32> [#uses=1]
+ %sub = sub i32 32, 0 ; <i32> [#uses=1]
+ %shr = lshr i32 %x, %sub ; <i32> [#uses=1]
+ %or = or i32 %shr, %shl ; <i32> [#uses=1]
+ ret i32 %or
+}