1 files changed, 21 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/int-cmp-42.ll b/test/CodeGen/SystemZ/int-cmp-42.ll
index dbdf91d..dd3cb4a 100644
--- a/test/CodeGen/SystemZ/int-cmp-42.ll
+++ b/test/CodeGen/SystemZ/int-cmp-42.ll
@@ -4,6 +4,7 @@
 ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
 
 @g = global i32 1
+@h = global i32 1, align 2, section "foo"
 
 ; Check unsigned comparison.
 define i64 @f1(i64 %src1) {
@@ -79,3 +80,23 @@ exit:
   %res = phi i64 [ %src1, %entry ], [ %mul, %mulb ]
   ret i64 %res
 }
+
+; Repeat f1 with an unaligned address.
+define i64 @f5(i64 %src1) {
+; CHECK: f5:
+; CHECK: larl [[REG:%r[0-5]]], h
+; CHECK: clgf %r2, 0([[REG]])
+; CHECK-NEXT: jl
+; CHECK: br %r14
+entry:
+  %val = load i32 *@h, align 2
+  %src2 = zext i32 %val to i64
+  %cond = icmp ult i64 %src1, %src2
+  br i1 %cond, label %exit, label %mulb
+mulb:
+  %mul = mul i64 %src1, %src1
+  br label %exit
+exit:
+  %res = phi i64 [ %src1, %entry ], [ %mul, %mulb ]
+  ret i64 %res
+}