xref: /aosp_15_r20/external/llvm/test/CodeGen/SystemZ/atomicrmw-nand-03.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; Test 32-bit atomic NANDs.
2*9880d681SAndroid Build Coastguard Worker;
3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker; Check NANDs of a variable.
6*9880d681SAndroid Build Coastguard Workerdefine i32 @f1(i32 %dummy, i32 *%src, i32 %b) {
7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f1:
8*9880d681SAndroid Build Coastguard Worker; CHECK: l %r2, 0(%r3)
9*9880d681SAndroid Build Coastguard Worker; CHECK: [[LABEL:\.[^ ]*]]:
10*9880d681SAndroid Build Coastguard Worker; CHECK: lr %r0, %r2
11*9880d681SAndroid Build Coastguard Worker; CHECK: nr %r0, %r4
12*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295
13*9880d681SAndroid Build Coastguard Worker; CHECK: cs %r2, %r0, 0(%r3)
14*9880d681SAndroid Build Coastguard Worker; CHECK: jl [[LABEL]]
15*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
16*9880d681SAndroid Build Coastguard Worker  %res = atomicrmw nand i32 *%src, i32 %b seq_cst
17*9880d681SAndroid Build Coastguard Worker  ret i32 %res
18*9880d681SAndroid Build Coastguard Worker}
19*9880d681SAndroid Build Coastguard Worker
20*9880d681SAndroid Build Coastguard Worker; Check NANDs of 1.
21*9880d681SAndroid Build Coastguard Workerdefine i32 @f2(i32 %dummy, i32 *%src) {
22*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f2:
23*9880d681SAndroid Build Coastguard Worker; CHECK: l %r2, 0(%r3)
24*9880d681SAndroid Build Coastguard Worker; CHECK: [[LABEL:\.[^ ]*]]:
25*9880d681SAndroid Build Coastguard Worker; CHECK: lr %r0, %r2
26*9880d681SAndroid Build Coastguard Worker; CHECK: nilf %r0, 1
27*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295
28*9880d681SAndroid Build Coastguard Worker; CHECK: cs %r2, %r0, 0(%r3)
29*9880d681SAndroid Build Coastguard Worker; CHECK: jl [[LABEL]]
30*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
31*9880d681SAndroid Build Coastguard Worker  %res = atomicrmw nand i32 *%src, i32 1 seq_cst
32*9880d681SAndroid Build Coastguard Worker  ret i32 %res
33*9880d681SAndroid Build Coastguard Worker}
34*9880d681SAndroid Build Coastguard Worker
35*9880d681SAndroid Build Coastguard Worker; Check NANDs of the low end of the NILH range.
36*9880d681SAndroid Build Coastguard Workerdefine i32 @f3(i32 %dummy, i32 *%src) {
37*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f3:
38*9880d681SAndroid Build Coastguard Worker; CHECK: nilh %r0, 0
39*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295
40*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
41*9880d681SAndroid Build Coastguard Worker  %res = atomicrmw nand i32 *%src, i32 65535 seq_cst
42*9880d681SAndroid Build Coastguard Worker  ret i32 %res
43*9880d681SAndroid Build Coastguard Worker}
44*9880d681SAndroid Build Coastguard Worker
45*9880d681SAndroid Build Coastguard Worker; Check the next value up, which must use NILF.
46*9880d681SAndroid Build Coastguard Workerdefine i32 @f4(i32 %dummy, i32 *%src) {
47*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f4:
48*9880d681SAndroid Build Coastguard Worker; CHECK: nilf %r0, 65536
49*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295
50*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
51*9880d681SAndroid Build Coastguard Worker  %res = atomicrmw nand i32 *%src, i32 65536 seq_cst
52*9880d681SAndroid Build Coastguard Worker  ret i32 %res
53*9880d681SAndroid Build Coastguard Worker}
54*9880d681SAndroid Build Coastguard Worker
55*9880d681SAndroid Build Coastguard Worker; Check the largest useful NILL value.
56*9880d681SAndroid Build Coastguard Workerdefine i32 @f5(i32 %dummy, i32 *%src) {
57*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f5:
58*9880d681SAndroid Build Coastguard Worker; CHECK: nill %r0, 65534
59*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295
60*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
61*9880d681SAndroid Build Coastguard Worker  %res = atomicrmw nand i32 *%src, i32 -2 seq_cst
62*9880d681SAndroid Build Coastguard Worker  ret i32 %res
63*9880d681SAndroid Build Coastguard Worker}
64*9880d681SAndroid Build Coastguard Worker
65*9880d681SAndroid Build Coastguard Worker; Check the low end of the NILL range.
66*9880d681SAndroid Build Coastguard Workerdefine i32 @f6(i32 %dummy, i32 *%src) {
67*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f6:
68*9880d681SAndroid Build Coastguard Worker; CHECK: nill %r0, 0
69*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295
70*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
71*9880d681SAndroid Build Coastguard Worker  %res = atomicrmw nand i32 *%src, i32 -65536 seq_cst
72*9880d681SAndroid Build Coastguard Worker  ret i32 %res
73*9880d681SAndroid Build Coastguard Worker}
74*9880d681SAndroid Build Coastguard Worker
75*9880d681SAndroid Build Coastguard Worker; Check the largest useful NILH value, which is one less than the above.
76*9880d681SAndroid Build Coastguard Workerdefine i32 @f7(i32 %dummy, i32 *%src) {
77*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f7:
78*9880d681SAndroid Build Coastguard Worker; CHECK: nilh %r0, 65534
79*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295
80*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
81*9880d681SAndroid Build Coastguard Worker  %res = atomicrmw nand i32 *%src, i32 -65537 seq_cst
82*9880d681SAndroid Build Coastguard Worker  ret i32 %res
83*9880d681SAndroid Build Coastguard Worker}
84*9880d681SAndroid Build Coastguard Worker
85*9880d681SAndroid Build Coastguard Worker; Check the highest useful NILF value, which is one less than the above.
86*9880d681SAndroid Build Coastguard Workerdefine i32 @f8(i32 %dummy, i32 *%src) {
87*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f8:
88*9880d681SAndroid Build Coastguard Worker; CHECK: nilf %r0, 4294901758
89*9880d681SAndroid Build Coastguard Worker; CHECK: xilf %r0, 4294967295
90*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
91*9880d681SAndroid Build Coastguard Worker  %res = atomicrmw nand i32 *%src, i32 -65538 seq_cst
92*9880d681SAndroid Build Coastguard Worker  ret i32 %res
93*9880d681SAndroid Build Coastguard Worker}
94