83
|
1 ; RUN: llc < %s -verify-machineinstrs
|
|
2
|
|
3 ; Make sure we don't end up with a CBNZ of an undef v-/phys-reg.
|
|
4
|
|
5 target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
|
|
6 target triple = "arm64-apple-ios"
|
|
7
|
|
8 declare void @bar(i8*)
|
|
9
|
|
10 define void @foo(i8* %m, i32 %off0) {
|
|
11 .thread1653:
|
|
12 br i1 undef, label %0, label %.thread1880
|
|
13
|
|
14 %1 = icmp eq i32 undef, 0
|
|
15 %.not = xor i1 %1, true
|
|
16 %brmerge = or i1 %.not, undef
|
|
17 br i1 %brmerge, label %.thread1880, label %.thread1705
|
|
18
|
|
19 .thread1705:
|
|
20 ret void
|
|
21
|
|
22 .thread1880:
|
|
23 %m1652.ph = phi i8* [ %m, %0 ], [ null, %.thread1653 ]
|
|
24 call void @bar(i8* %m1652.ph)
|
|
25 ret void
|
|
26 }
|