1; RUN: llc < %s -mtriple=arm64-eabi | FileCheck %s
2
3; This is mostly a "don't assert" test. The type of the RHS of a shift depended
4; on the phase of legalization, which led to the creation of an unexpected and
5; unselectable "rotr" node: (i32 (rotr i32, i64)).
6
7; FIXME: This test is xfailed because it relies on an optimization that has
8; been reverted (see PR17975).
9; XFAIL: *
10
11define void @foo(i64* nocapture %d) {
12; CHECK-LABEL: foo:
13; CHECK: rorv
14  %tmp = load i64, i64* undef, align 8
15  %sub397 = sub i64 0, %tmp
16  %and398 = and i64 %sub397, 4294967295
17  %shr404 = lshr i64 %and398, 0
18  %or405 = or i64 0, %shr404
19  %xor406 = xor i64 %or405, 0
20  %xor417 = xor i64 0, %xor406
21  %xor428 = xor i64 0, %xor417
22  %sub430 = sub i64 %xor417, 0
23  %and431 = and i64 %sub430, 4294967295
24  %and432 = and i64 %xor428, 31
25  %sub433 = sub i64 32, %and432
26  %shl434 = shl i64 %and431, %sub433
27  %shr437 = lshr i64 %and431, %and432
28  %or438 = or i64 %shl434, %shr437
29  %xor439 = xor i64 %or438, %xor428
30  %sub441 = sub i64 %xor439, 0
31  store i64 %sub441, i64* %d, align 8
32  ret void
33}
34