1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
3
4; Allocate 8 bytes, no need to align stack.
5define void @f0() {
6; CHECK-LABEL: f0:
7; CHECK:       # %bb.0:
8; CHECK-NEXT:    aghi %r15, -168
9; CHECK-NEXT:    .cfi_def_cfa_offset 328
10; CHECK-NEXT:    mvghi 160(%r15), 10
11; CHECK-NEXT:    aghi %r15, 168
12; CHECK-NEXT:    br %r14
13  %x = alloca i64
14  store volatile i64 10, i64* %x
15  ret void
16}
17
18; Allocate %len * 8, no need to align stack.
19define void @f1(i64 %len) {
20; CHECK-LABEL: f1:
21; CHECK:       # %bb.0:
22; CHECK-NEXT:    stmg %r11, %r15, 88(%r15)
23; CHECK-NEXT:    .cfi_offset %r11, -72
24; CHECK-NEXT:    .cfi_offset %r15, -40
25; CHECK-NEXT:    aghi %r15, -160
26; CHECK-NEXT:    .cfi_def_cfa_offset 320
27; CHECK-NEXT:    lgr %r11, %r15
28; CHECK-NEXT:    .cfi_def_cfa_register %r11
29; CHECK-NEXT:    lgr %r1, %r15
30; CHECK-NEXT:    sllg %r0, %r2, 3
31; CHECK-NEXT:    sgr %r1, %r0
32; CHECK-NEXT:    la %r2, 160(%r1)
33; CHECK-NEXT:    lgr %r15, %r1
34; CHECK-NEXT:    mvghi 0(%r2), 10
35; CHECK-NEXT:    lmg %r11, %r15, 248(%r11)
36; CHECK-NEXT:    br %r14
37  %x = alloca i64, i64 %len
38  store volatile i64 10, i64* %x
39  ret void
40}
41
42; Static alloca, align 128.
43define void @f2() {
44; CHECK-LABEL: f2:
45; CHECK:       # %bb.0:
46; CHECK-NEXT:    stmg %r11, %r15, 88(%r15)
47; CHECK-NEXT:    .cfi_offset %r11, -72
48; CHECK-NEXT:    .cfi_offset %r15, -40
49; CHECK-NEXT:    aghi %r15, -160
50; CHECK-NEXT:    .cfi_def_cfa_offset 320
51; CHECK-NEXT:    lgr %r11, %r15
52; CHECK-NEXT:    .cfi_def_cfa_register %r11
53; CHECK-NEXT:    lgr %r1, %r15
54; CHECK-NEXT:    aghi %r1, -128
55; CHECK-NEXT:    la %r2, 280(%r1)
56; CHECK-NEXT:    nill %r2, 65408
57; CHECK-NEXT:    lgr %r15, %r1
58; CHECK-NEXT:    mvghi 0(%r2), 10
59; CHECK-NEXT:    lmg %r11, %r15, 248(%r11)
60; CHECK-NEXT:    br %r14
61  %x = alloca i64, i64 1, align 128
62  store volatile i64 10, i64* %x, align 128
63  ret void
64}
65
66; Dynamic alloca, align 128.
67define void @f3(i64 %len) {
68; CHECK-LABEL: f3:
69; CHECK:       # %bb.0:
70; CHECK-NEXT:    stmg %r11, %r15, 88(%r15)
71; CHECK-NEXT:    .cfi_offset %r11, -72
72; CHECK-NEXT:    .cfi_offset %r15, -40
73; CHECK-NEXT:    aghi %r15, -160
74; CHECK-NEXT:    .cfi_def_cfa_offset 320
75; CHECK-NEXT:    lgr %r11, %r15
76; CHECK-NEXT:    .cfi_def_cfa_register %r11
77; CHECK-NEXT:    lgr %r1, %r15
78; CHECK-NEXT:    sllg %r0, %r2, 3
79; CHECK-NEXT:    sgr %r1, %r0
80; CHECK-NEXT:    lay %r15, -120(%r1)
81; CHECK-NEXT:    la %r1, 160(%r1)
82; CHECK-NEXT:    nill %r1, 65408
83; CHECK-NEXT:    mvghi 0(%r1), 10
84; CHECK-NEXT:    lmg %r11, %r15, 248(%r11)
85; CHECK-NEXT:    br %r14
86  %x = alloca i64, i64 %len, align 128
87  store volatile i64 10, i64* %x, align 128
88  ret void
89}
90
91; Static alloca w/out alignment - part of frame.
92define void @f4() {
93; CHECK-LABEL: f4:
94; CHECK:       # %bb.0:
95; CHECK-NEXT:    aghi %r15, -168
96; CHECK-NEXT:    .cfi_def_cfa_offset 328
97; CHECK-NEXT:    mvhi 164(%r15), 10
98; CHECK-NEXT:    aghi %r15, 168
99; CHECK-NEXT:    br %r14
100  %x = alloca i32
101  store volatile i32 10, i32* %x
102  ret void
103}
104
105; Static alloca of one i32, aligned by 128.
106define void @f5() {
107; CHECK-LABEL: f5:
108; CHECK:       # %bb.0:
109; CHECK-NEXT:    stmg %r11, %r15, 88(%r15)
110; CHECK-NEXT:    .cfi_offset %r11, -72
111; CHECK-NEXT:    .cfi_offset %r15, -40
112; CHECK-NEXT:    aghi %r15, -160
113; CHECK-NEXT:    .cfi_def_cfa_offset 320
114; CHECK-NEXT:    lgr %r11, %r15
115; CHECK-NEXT:    .cfi_def_cfa_register %r11
116; CHECK-NEXT:    lgr %r1, %r15
117; CHECK-NEXT:    aghi %r1, -128
118; CHECK-NEXT:    la %r2, 280(%r1)
119; CHECK-NEXT:    nill %r2, 65408
120; CHECK-NEXT:    lgr %r15, %r1
121; CHECK-NEXT:    mvhi 0(%r2), 10
122; CHECK-NEXT:    lmg %r11, %r15, 248(%r11)
123; CHECK-NEXT:    br %r14
124  %x = alloca i32, i64 1, align 128
125  store volatile i32 10, i32* %x
126  ret void
127}
128