1 ; Test 32-bit atomic ANDs.
3 ; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
5 ; Check ANDs of a variable.
6 define i32 @f1(i32 %dummy, i32 *%src, i32 %b) {
9 ; CHECK: [[LABEL:\.[^ ]*]]:
12 ; CHECK: cs %r2, %r0, 0(%r3)
13 ; CHECK: jlh [[LABEL]]
15 %res = atomicrmw and i32 *%src, i32 %b seq_cst
20 define i32 @f2(i32 %dummy, i32 *%src) {
22 ; CHECK: l %r2, 0(%r3)
23 ; CHECK: [[LABEL:\.[^ ]*]]:
26 ; CHECK: cs %r2, %r0, 0(%r3)
27 ; CHECK: jlh [[LABEL]]
29 %res = atomicrmw and i32 *%src, i32 1 seq_cst
33 ; Check ANDs of the low end of the NILH range.
34 define i32 @f3(i32 %dummy, i32 *%src) {
38 %res = atomicrmw and i32 *%src, i32 65535 seq_cst
42 ; Check the next value up, which must use NILF.
43 define i32 @f4(i32 %dummy, i32 *%src) {
45 ; CHECK: nilf %r0, 65536
47 %res = atomicrmw and i32 *%src, i32 65536 seq_cst
51 ; Check the largest useful NILL value.
52 define i32 @f5(i32 %dummy, i32 *%src) {
54 ; CHECK: nill %r0, 65534
56 %res = atomicrmw and i32 *%src, i32 -2 seq_cst
60 ; Check the low end of the NILL range.
61 define i32 @f6(i32 %dummy, i32 *%src) {
65 %res = atomicrmw and i32 *%src, i32 -65536 seq_cst
69 ; Check the largest useful NILH value, which is one less than the above.
70 define i32 @f7(i32 %dummy, i32 *%src) {
72 ; CHECK: nilh %r0, 65534
74 %res = atomicrmw and i32 *%src, i32 -65537 seq_cst
78 ; Check the highest useful NILF value, which is one less than the above.
79 define i32 @f8(i32 %dummy, i32 *%src) {
81 ; CHECK: nilf %r0, 4294901758
83 %res = atomicrmw and i32 *%src, i32 -65538 seq_cst