xref: /aosp_15_r20/external/llvm/test/CodeGen/Thumb2/ifcvt-compare.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=thumbv7-unknown-linux %s -o - | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdeclare void @x()
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine void @f0(i32 %x) optsize {
6*9880d681SAndroid Build Coastguard Worker  ; CHECK-LABEL: f0:
7*9880d681SAndroid Build Coastguard Worker  ; CHECK: cbnz
8*9880d681SAndroid Build Coastguard Worker  %p = icmp eq i32 %x, 0
9*9880d681SAndroid Build Coastguard Worker  br i1 %p, label %t, label %f
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Workert:
12*9880d681SAndroid Build Coastguard Worker  call void @x()
13*9880d681SAndroid Build Coastguard Worker  br label %f
14*9880d681SAndroid Build Coastguard Worker
15*9880d681SAndroid Build Coastguard Workerf:
16*9880d681SAndroid Build Coastguard Worker  ret void
17*9880d681SAndroid Build Coastguard Worker}
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerdefine void @f1(i32 %x) optsize {
20*9880d681SAndroid Build Coastguard Worker  ; CHECK-LABEL: f1:
21*9880d681SAndroid Build Coastguard Worker  ; CHECK: cmp r0, #1
22*9880d681SAndroid Build Coastguard Worker  ; CHECK: it ne
23*9880d681SAndroid Build Coastguard Worker  ; CHECK-NEXT: bxne lr
24*9880d681SAndroid Build Coastguard Worker  %p = icmp eq i32 %x, 1
25*9880d681SAndroid Build Coastguard Worker  br i1 %p, label %t, label %f
26*9880d681SAndroid Build Coastguard Worker
27*9880d681SAndroid Build Coastguard Workert:
28*9880d681SAndroid Build Coastguard Worker  call void @x()
29*9880d681SAndroid Build Coastguard Worker  br label %f
30*9880d681SAndroid Build Coastguard Worker
31*9880d681SAndroid Build Coastguard Workerf:
32*9880d681SAndroid Build Coastguard Worker  ret void
33*9880d681SAndroid Build Coastguard Worker}
34*9880d681SAndroid Build Coastguard Worker
35*9880d681SAndroid Build Coastguard Workerdefine void @f2(i32 %x) {
36*9880d681SAndroid Build Coastguard Worker  ; CHECK-LABEL: f2:
37*9880d681SAndroid Build Coastguard Worker  ; CHECK: cmp r0, #0
38*9880d681SAndroid Build Coastguard Worker  ; CHECK: it ne
39*9880d681SAndroid Build Coastguard Worker  ; CHECK-NEXT: bxne lr
40*9880d681SAndroid Build Coastguard Worker  %p = icmp eq i32 %x, 0
41*9880d681SAndroid Build Coastguard Worker  br i1 %p, label %t, label %f
42*9880d681SAndroid Build Coastguard Worker
43*9880d681SAndroid Build Coastguard Workert:
44*9880d681SAndroid Build Coastguard Worker  call void @x()
45*9880d681SAndroid Build Coastguard Worker  br label %f
46*9880d681SAndroid Build Coastguard Worker
47*9880d681SAndroid Build Coastguard Workerf:
48*9880d681SAndroid Build Coastguard Worker  ret void
49*9880d681SAndroid Build Coastguard Worker}
50