xref: /aosp_15_r20/external/llvm/test/CodeGen/AArch64/fast-isel-cbz.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -fast-isel -fast-isel-abort=1 -aarch64-atomic-cfg-tidy=0 -verify-machineinstrs -mtriple=aarch64-apple-darwin < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workerdefine i32 @icmp_eq_i1(i1 %a) {
4*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: icmp_eq_i1
5*9880d681SAndroid Build Coastguard Worker; CHECK:       tbz w0, #0, {{LBB.+_2}}
6*9880d681SAndroid Build Coastguard Worker  %1 = icmp eq i1 %a, 0
7*9880d681SAndroid Build Coastguard Worker  br i1 %1, label %bb1, label %bb2
8*9880d681SAndroid Build Coastguard Workerbb2:
9*9880d681SAndroid Build Coastguard Worker  ret i32 1
10*9880d681SAndroid Build Coastguard Workerbb1:
11*9880d681SAndroid Build Coastguard Worker  ret i32 0
12*9880d681SAndroid Build Coastguard Worker}
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Workerdefine i32 @icmp_eq_i8(i8 %a) {
15*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: icmp_eq_i8
16*9880d681SAndroid Build Coastguard Worker; CHECK:       uxtb [[REG:w[0-9]+]], w0
17*9880d681SAndroid Build Coastguard Worker; CHECK:       cbz [[REG]], {{LBB.+_2}}
18*9880d681SAndroid Build Coastguard Worker  %1 = icmp eq i8 %a, 0
19*9880d681SAndroid Build Coastguard Worker  br i1 %1, label %bb1, label %bb2
20*9880d681SAndroid Build Coastguard Workerbb2:
21*9880d681SAndroid Build Coastguard Worker  ret i32 1
22*9880d681SAndroid Build Coastguard Workerbb1:
23*9880d681SAndroid Build Coastguard Worker  ret i32 0
24*9880d681SAndroid Build Coastguard Worker}
25*9880d681SAndroid Build Coastguard Worker
26*9880d681SAndroid Build Coastguard Workerdefine i32 @icmp_eq_i16(i16 %a) {
27*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: icmp_eq_i16
28*9880d681SAndroid Build Coastguard Worker; CHECK:       uxth [[REG:w[0-9]+]], w0
29*9880d681SAndroid Build Coastguard Worker; CHECK:       cbz [[REG]], {{LBB.+_2}}
30*9880d681SAndroid Build Coastguard Worker  %1 = icmp eq i16 %a, 0
31*9880d681SAndroid Build Coastguard Worker  br i1 %1, label %bb1, label %bb2
32*9880d681SAndroid Build Coastguard Workerbb2:
33*9880d681SAndroid Build Coastguard Worker  ret i32 1
34*9880d681SAndroid Build Coastguard Workerbb1:
35*9880d681SAndroid Build Coastguard Worker  ret i32 0
36*9880d681SAndroid Build Coastguard Worker}
37*9880d681SAndroid Build Coastguard Worker
38*9880d681SAndroid Build Coastguard Workerdefine i32 @icmp_eq_i32(i32 %a) {
39*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: icmp_eq_i32
40*9880d681SAndroid Build Coastguard Worker; CHECK:       cbz w0, {{LBB.+_2}}
41*9880d681SAndroid Build Coastguard Worker  %1 = icmp eq i32 %a, 0
42*9880d681SAndroid Build Coastguard Worker  br i1 %1, label %bb1, label %bb2
43*9880d681SAndroid Build Coastguard Workerbb2:
44*9880d681SAndroid Build Coastguard Worker  ret i32 1
45*9880d681SAndroid Build Coastguard Workerbb1:
46*9880d681SAndroid Build Coastguard Worker  ret i32 0
47*9880d681SAndroid Build Coastguard Worker}
48*9880d681SAndroid Build Coastguard Worker
49*9880d681SAndroid Build Coastguard Workerdefine i32 @icmp_eq_i64(i64 %a) {
50*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: icmp_eq_i64
51*9880d681SAndroid Build Coastguard Worker; CHECK:       cbz x0, {{LBB.+_2}}
52*9880d681SAndroid Build Coastguard Worker  %1 = icmp eq i64 %a, 0
53*9880d681SAndroid Build Coastguard Worker  br i1 %1, label %bb1, label %bb2
54*9880d681SAndroid Build Coastguard Workerbb2:
55*9880d681SAndroid Build Coastguard Worker  ret i32 1
56*9880d681SAndroid Build Coastguard Workerbb1:
57*9880d681SAndroid Build Coastguard Worker  ret i32 0
58*9880d681SAndroid Build Coastguard Worker}
59*9880d681SAndroid Build Coastguard Worker
60*9880d681SAndroid Build Coastguard Workerdefine i32 @icmp_eq_ptr(i8* %a) {
61*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: icmp_eq_ptr
62*9880d681SAndroid Build Coastguard Worker; CHECK:       cbz x0, {{LBB.+_2}}
63*9880d681SAndroid Build Coastguard Worker  %1 = icmp eq i8* %a, null
64*9880d681SAndroid Build Coastguard Worker  br i1 %1, label %bb1, label %bb2
65*9880d681SAndroid Build Coastguard Workerbb2:
66*9880d681SAndroid Build Coastguard Worker  ret i32 1
67*9880d681SAndroid Build Coastguard Workerbb1:
68*9880d681SAndroid Build Coastguard Worker  ret i32 0
69*9880d681SAndroid Build Coastguard Worker}
70*9880d681SAndroid Build Coastguard Worker
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