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
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
; RUN: llc -mtriple=aarch64 -mattr=-fp-armv8 -o - %s | FileCheck %s
define half @f2h(float %a) {
; CHECK-LABEL: f2h:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
; CHECK-NEXT: .cfi_def_cfa_offset 16
; CHECK-NEXT: .cfi_offset w30, -16
; CHECK-NEXT: bl __gnu_f2h_ieee
; CHECK-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
; CHECK-NEXT: ret
entry:
%0 = fptrunc float %a to half
ret half %0
}
define bfloat @f2bfloat(float %a) {
; CHECK-LABEL: f2bfloat:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: str x30, [sp, #-16]! // 8-byte Folded Spill
; CHECK-NEXT: .cfi_def_cfa_offset 16
; CHECK-NEXT: .cfi_offset w30, -16
; CHECK-NEXT: bl __truncsfbf2
; CHECK-NEXT: ldr x30, [sp], #16 // 8-byte Folded Reload
; CHECK-NEXT: ret
entry:
%0 = fptrunc float %a to bfloat
ret bfloat %0
}
define double @select_f64(double %a, double %b, i1 %c) {
; CHECK-LABEL: select_f64:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: tst w2, #0x1
; CHECK-NEXT: csel x0, x0, x1, ne
; CHECK-NEXT: ret
entry:
%0 = select i1 %c, double %a, double %b
ret double %0
}
define float @select_f32(float %a, float %b, i1 %c) {
; CHECK-LABEL: select_f32:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: tst w2, #0x1
; CHECK-NEXT: csel w0, w0, w1, ne
; CHECK-NEXT: ret
entry:
%0 = select i1 %c, float %a, float %b
ret float %0
}
define half @select_f16(half %a, half %b, i1 %c) {
; CHECK-LABEL: select_f16:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: tst w2, #0x1
; CHECK-NEXT: csel w0, w0, w1, ne
; CHECK-NEXT: ret
entry:
%0 = select i1 %c, half %a, half %b
ret half %0
}
define bfloat @select_bf16(bfloat %a, bfloat %b, i1 %c) {
; CHECK-LABEL: select_bf16:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: tst w2, #0x1
; CHECK-NEXT: csel w0, w0, w1, ne
; CHECK-NEXT: ret
entry:
%0 = select i1 %c, bfloat %a, bfloat %b
ret bfloat %0
}
define double @selectcc_f64(double %a, double %b, i32 %d) {
; CHECK-LABEL: selectcc_f64:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: cmp w2, #0
; CHECK-NEXT: csel x0, x0, x1, lt
; CHECK-NEXT: ret
entry:
%c = icmp slt i32 %d, 0
%0 = select i1 %c, double %a, double %b
ret double %0
}
define float @selectcc_f32(float %a, float %b, i32 %d) {
; CHECK-LABEL: selectcc_f32:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: cmp w2, #0
; CHECK-NEXT: csel w0, w0, w1, lt
; CHECK-NEXT: ret
entry:
%c = icmp slt i32 %d, 0
%0 = select i1 %c, float %a, float %b
ret float %0
}
define half @selectcc_f16(half %a, half %b, i32 %d) {
; CHECK-LABEL: selectcc_f16:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: cmp w2, #0
; CHECK-NEXT: csel w0, w0, w1, lt
; CHECK-NEXT: ret
entry:
%c = icmp slt i32 %d, 0
%0 = select i1 %c, half %a, half %b
ret half %0
}
define bfloat @selectcc_bf16(bfloat %a, bfloat %b, i32 %d) {
; CHECK-LABEL: selectcc_bf16:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: cmp w2, #0
; CHECK-NEXT: csel w0, w0, w1, lt
; CHECK-NEXT: ret
entry:
%c = icmp slt i32 %d, 0
%0 = select i1 %c, bfloat %a, bfloat %b
ret bfloat %0
}
|
