diff options
Diffstat (limited to 'test/CodeGen/SystemZ')
| -rw-r--r-- | test/CodeGen/SystemZ/insert-06.ll | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/insert-06.ll b/test/CodeGen/SystemZ/insert-06.ll index 8366b2c..edcd0c5 100644 --- a/test/CodeGen/SystemZ/insert-06.ll +++ b/test/CodeGen/SystemZ/insert-06.ll @@ -165,3 +165,16 @@ define i64 @f13(i64 %a, i32 %b) { %or = or i64 %shift, %low ret i64 %or } + +; We previously wrongly removed the upper AND as dead. +define i64 @f14(i64 %a, i64 %b) { +; CHECK-LABEL: f14: +; CHECK: risbg {{%r[0-5]}}, %r2, 6, 134, 0 +; CHECK: br %r14 + %and1 = and i64 %a, 144115188075855872 + %and2 = and i64 %b, 15 + %or = or i64 %and1, %and2 + %res = icmp eq i64 %or, 0 + %ext = sext i1 %res to i64 + ret i64 %ext +} |