load8.ll
3.2 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
; RUN: llc -mattr=avr6 < %s -march=avr | FileCheck %s
; Tests atomic operations on AVR
; CHECK-LABEL: atomic_load8
; CHECK: in r0, 63
; CHECK-NEXT: cli
; CHECK-NEXT: ld [[RR:r[0-9]+]], [[RD:(X|Y|Z)]]
; CHECK-NEXT: out 63, r0
define i8 @atomic_load8(i8* %foo) {
%val = load atomic i8, i8* %foo unordered, align 1
ret i8 %val
}
; CHECK-LABEL: atomic_load_swap8
; CHECK: call __sync_lock_test_and_set_1
define i8 @atomic_load_swap8(i8* %foo) {
%val = atomicrmw xchg i8* %foo, i8 13 seq_cst
ret i8 %val
}
; CHECK-LABEL: atomic_load_cmp_swap8
; CHECK: call __sync_val_compare_and_swap_1
define i8 @atomic_load_cmp_swap8(i8* %foo) {
%val = cmpxchg i8* %foo, i8 5, i8 10 acq_rel monotonic
%value_loaded = extractvalue { i8, i1 } %val, 0
ret i8 %value_loaded
}
; CHECK-LABEL: atomic_load_add8
; CHECK: in r0, 63
; CHECK-NEXT: cli
; CHECK-NEXT: ld [[RD:r[0-9]+]], [[RR:(X|Y|Z)]]
; CHECK-NEXT: add [[RD]], [[RR1:r[0-9]+]]
; CHECK-NEXT: st [[RR]], [[RD]]
; CHECK-NEXT: out 63, r0
define i8 @atomic_load_add8(i8* %foo) {
%val = atomicrmw add i8* %foo, i8 13 seq_cst
ret i8 %val
}
; CHECK-LABEL: atomic_load_sub8
; CHECK: in r0, 63
; CHECK-NEXT: cli
; CHECK-NEXT: ld [[RD:r[0-9]+]], [[RR:(X|Y|Z)]]
; CHECK-NEXT: sub [[RD]], [[RR1:r[0-9]+]]
; CHECK-NEXT: st [[RR]], [[RD]]
; CHECK-NEXT: out 63, r0
define i8 @atomic_load_sub8(i8* %foo) {
%val = atomicrmw sub i8* %foo, i8 13 seq_cst
ret i8 %val
}
; CHECK-LABEL: atomic_load_and8
; CHECK: in r0, 63
; CHECK-NEXT: cli
; CHECK-NEXT: ld [[RD:r[0-9]+]], [[RR:(X|Y|Z)]]
; CHECK-NEXT: and [[RD]], [[RR1:r[0-9]+]]
; CHECK-NEXT: st [[RR]], [[RD]]
; CHECK-NEXT: out 63, r0
define i8 @atomic_load_and8(i8* %foo) {
%val = atomicrmw and i8* %foo, i8 13 seq_cst
ret i8 %val
}
; CHECK-LABEL: atomic_load_or8
; CHECK: in r0, 63
; CHECK-NEXT: cli
; CHECK-NEXT: ld [[RD:r[0-9]+]], [[RR:(X|Y|Z)]]
; CHECK-NEXT: or [[RD]], [[RR1:r[0-9]+]]
; CHECK-NEXT: st [[RR]], [[RD]]
; CHECK-NEXT: out 63, r0
define i8 @atomic_load_or8(i8* %foo) {
%val = atomicrmw or i8* %foo, i8 13 seq_cst
ret i8 %val
}
; CHECK-LABEL: atomic_load_xor8
; CHECK: in r0, 63
; CHECK-NEXT: cli
; CHECK-NEXT: ld [[RD:r[0-9]+]], [[RR:(X|Y|Z)]]
; CHECK-NEXT: eor [[RD]], [[RR1:r[0-9]+]]
; CHECK-NEXT: st [[RR]], [[RD]]
; CHECK-NEXT: out 63, r0
define i8 @atomic_load_xor8(i8* %foo) {
%val = atomicrmw xor i8* %foo, i8 13 seq_cst
ret i8 %val
}
; CHECK-LABEL: atomic_load_nand8
; CHECK: call __sync_fetch_and_nand_1
define i8 @atomic_load_nand8(i8* %foo) {
%val = atomicrmw nand i8* %foo, i8 13 seq_cst
ret i8 %val
}
; CHECK-LABEL: atomic_load_max8
; CHECK: call __sync_fetch_and_max_1
define i8 @atomic_load_max8(i8* %foo) {
%val = atomicrmw max i8* %foo, i8 13 seq_cst
ret i8 %val
}
; CHECK-LABEL: atomic_load_min8
; CHECK: call __sync_fetch_and_min_1
define i8 @atomic_load_min8(i8* %foo) {
%val = atomicrmw min i8* %foo, i8 13 seq_cst
ret i8 %val
}
; CHECK-LABEL: atomic_load_umax8
; CHECK: call __sync_fetch_and_umax_1
define i8 @atomic_load_umax8(i8* %foo) {
%val = atomicrmw umax i8* %foo, i8 13 seq_cst
ret i8 %val
}
; CHECK-LABEL: atomic_load_umin8
; CHECK: call __sync_fetch_and_umin_1
define i8 @atomic_load_umin8(i8* %foo) {
%val = atomicrmw umin i8* %foo, i8 13 seq_cst
ret i8 %val
}