xref: /llvm-project/llvm/test/CodeGen/SystemZ/atomic-store-09.ll (revision de117dd533547f8bc8d00ea989252021ec1e877e)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
2; Test long double atomic stores on z14.
3;
4; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s
5
6define void @f1(ptr %dst, ptr %src) {
7; CHECK-LABEL: f1:
8; CHECK:       # %bb.0:
9; CHECK-NEXT:    lg %r1, 8(%r3)
10; CHECK-NEXT:    lg %r0, 0(%r3)
11; CHECK-NEXT:    stpq %r0, 0(%r2)
12; CHECK-NEXT:    bcr 14, %r0
13; CHECK-NEXT:    br %r14
14  %val = load fp128, ptr %src, align 8
15  store atomic fp128 %val, ptr %dst seq_cst, align 16
16  ret void
17}
18
19define void @f1_fpsrc(ptr %dst, ptr %src) {
20; CHECK-LABEL: f1_fpsrc:
21; CHECK:       # %bb.0:
22; CHECK-NEXT:    vl %v0, 0(%r3), 3
23; CHECK-NEXT:    wfaxb %v0, %v0, %v0
24; CHECK-NEXT:    vlgvg %r1, %v0, 1
25; CHECK-NEXT:    vlgvg %r0, %v0, 0
26; CHECK-NEXT:    stpq %r0, 0(%r2)
27; CHECK-NEXT:    bcr 14, %r0
28; CHECK-NEXT:    br %r14
29  %val = load fp128, ptr %src, align 8
30  %add = fadd fp128 %val, %val
31  store atomic fp128 %add, ptr %dst seq_cst, align 16
32  ret void
33}
34
35define void @f2(ptr %dst, ptr %src) {
36; CHECK-LABEL: f2:
37; CHECK:       # %bb.0:
38; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
39; CHECK-NEXT:    .cfi_offset %r14, -48
40; CHECK-NEXT:    .cfi_offset %r15, -40
41; CHECK-NEXT:    aghi %r15, -176
42; CHECK-NEXT:    .cfi_def_cfa_offset 336
43; CHECK-NEXT:    vl %v0, 0(%r3), 3
44; CHECK-NEXT:    lgr %r0, %r2
45; CHECK-NEXT:    la %r4, 160(%r15)
46; CHECK-NEXT:    lghi %r2, 16
47; CHECK-NEXT:    lgr %r3, %r0
48; CHECK-NEXT:    lhi %r5, 5
49; CHECK-NEXT:    vst %v0, 160(%r15), 3
50; CHECK-NEXT:    brasl %r14, __atomic_store@PLT
51; CHECK-NEXT:    lmg %r14, %r15, 288(%r15)
52; CHECK-NEXT:    br %r14
53  %val = load fp128, ptr %src, align 8
54  store atomic fp128 %val, ptr %dst seq_cst, align 8
55  ret void
56}
57
58define void @f2_fpuse(ptr %dst, ptr %src) {
59; CHECK-LABEL: f2_fpuse:
60; CHECK:       # %bb.0:
61; CHECK-NEXT:    stmg %r14, %r15, 112(%r15)
62; CHECK-NEXT:    .cfi_offset %r14, -48
63; CHECK-NEXT:    .cfi_offset %r15, -40
64; CHECK-NEXT:    aghi %r15, -176
65; CHECK-NEXT:    .cfi_def_cfa_offset 336
66; CHECK-NEXT:    vl %v0, 0(%r3), 3
67; CHECK-NEXT:    wfaxb %v0, %v0, %v0
68; CHECK-NEXT:    lgr %r0, %r2
69; CHECK-NEXT:    la %r4, 160(%r15)
70; CHECK-NEXT:    lghi %r2, 16
71; CHECK-NEXT:    lgr %r3, %r0
72; CHECK-NEXT:    lhi %r5, 5
73; CHECK-NEXT:    vst %v0, 160(%r15), 3
74; CHECK-NEXT:    brasl %r14, __atomic_store@PLT
75; CHECK-NEXT:    lmg %r14, %r15, 288(%r15)
76; CHECK-NEXT:    br %r14
77  %val = load fp128, ptr %src, align 8
78  %add = fadd fp128 %val, %val
79  store atomic fp128 %add, ptr %dst seq_cst, align 8
80  ret void
81}
82