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
|
; RUN: opt < %s -cost-model -analyze -mtriple=thumbv7-apple-ios6.0.0 -march=arm -mcpu=cortex-a8 | FileCheck %s --check-prefix=COST
; RUN: llc < %s -march=arm -mattr=+neon | FileCheck %s
; Make sure that ARM backend with NEON handles vselect.
define void @vmax_v4i32(<4 x i32>* %m, <4 x i32> %a, <4 x i32> %b) {
; CHECK: vcgt.s32 [[QR:q[0-9]+]], [[Q1:q[0-9]+]], [[Q2:q[0-9]+]]
; CHECK: vbsl [[QR]], [[Q1]], [[Q2]]
%cmpres = icmp sgt <4 x i32> %a, %b
%maxres = select <4 x i1> %cmpres, <4 x i32> %a, <4 x i32> %b
store <4 x i32> %maxres, <4 x i32>* %m
ret void
}
; We adjusted the cost model of the following selects. When we improve code
; lowering we also need to adjust the cost.
%T0_10 = type <16 x i16>
%T1_10 = type <16 x i1>
; CHECK-LABEL: func_blend10:
define void @func_blend10(%T0_10* %loadaddr, %T0_10* %loadaddr2,
%T1_10* %blend, %T0_10* %storeaddr) {
%v0 = load %T0_10* %loadaddr
%v1 = load %T0_10* %loadaddr2
%c = icmp slt %T0_10 %v0, %v1
; CHECK: vbsl
; CHECK: vbsl
; COST: func_blend10
; COST: cost of 40 {{.*}} select
%r = select %T1_10 %c, %T0_10 %v0, %T0_10 %v1
store %T0_10 %r, %T0_10* %storeaddr
ret void
}
%T0_14 = type <8 x i32>
%T1_14 = type <8 x i1>
; CHECK-LABEL: func_blend14:
define void @func_blend14(%T0_14* %loadaddr, %T0_14* %loadaddr2,
%T1_14* %blend, %T0_14* %storeaddr) {
%v0 = load %T0_14* %loadaddr
%v1 = load %T0_14* %loadaddr2
%c = icmp slt %T0_14 %v0, %v1
; CHECK: vbsl
; CHECK: vbsl
; COST: func_blend14
; COST: cost of 41 {{.*}} select
%r = select %T1_14 %c, %T0_14 %v0, %T0_14 %v1
store %T0_14 %r, %T0_14* %storeaddr
ret void
}
%T0_15 = type <16 x i32>
%T1_15 = type <16 x i1>
; CHECK-LABEL: func_blend15:
define void @func_blend15(%T0_15* %loadaddr, %T0_15* %loadaddr2,
%T1_15* %blend, %T0_15* %storeaddr) {
; CHECK: vbsl
; CHECK: vbsl
%v0 = load %T0_15* %loadaddr
%v1 = load %T0_15* %loadaddr2
%c = icmp slt %T0_15 %v0, %v1
; COST: func_blend15
; COST: cost of 82 {{.*}} select
%r = select %T1_15 %c, %T0_15 %v0, %T0_15 %v1
store %T0_15 %r, %T0_15* %storeaddr
ret void
}
%T0_18 = type <4 x i64>
%T1_18 = type <4 x i1>
; CHECK-LABEL: func_blend18:
define void @func_blend18(%T0_18* %loadaddr, %T0_18* %loadaddr2,
%T1_18* %blend, %T0_18* %storeaddr) {
; CHECK: vbsl
; CHECK: vbsl
%v0 = load %T0_18* %loadaddr
%v1 = load %T0_18* %loadaddr2
%c = icmp slt %T0_18 %v0, %v1
; COST: func_blend18
; COST: cost of 19 {{.*}} select
%r = select %T1_18 %c, %T0_18 %v0, %T0_18 %v1
store %T0_18 %r, %T0_18* %storeaddr
ret void
}
%T0_19 = type <8 x i64>
%T1_19 = type <8 x i1>
; CHECK-LABEL: func_blend19:
define void @func_blend19(%T0_19* %loadaddr, %T0_19* %loadaddr2,
%T1_19* %blend, %T0_19* %storeaddr) {
; CHECK: vbsl
; CHECK: vbsl
; CHECK: vbsl
; CHECK: vbsl
%v0 = load %T0_19* %loadaddr
%v1 = load %T0_19* %loadaddr2
%c = icmp slt %T0_19 %v0, %v1
; COST: func_blend19
; COST: cost of 50 {{.*}} select
%r = select %T1_19 %c, %T0_19 %v0, %T0_19 %v1
store %T0_19 %r, %T0_19* %storeaddr
ret void
}
%T0_20 = type <16 x i64>
%T1_20 = type <16 x i1>
; CHECK-LABEL: func_blend20:
define void @func_blend20(%T0_20* %loadaddr, %T0_20* %loadaddr2,
%T1_20* %blend, %T0_20* %storeaddr) {
; CHECK: vbsl
; CHECK: vbsl
; CHECK: vbsl
; CHECK: vbsl
; CHECK: vbsl
; CHECK: vbsl
; CHECK: vbsl
; CHECK: vbsl
%v0 = load %T0_20* %loadaddr
%v1 = load %T0_20* %loadaddr2
%c = icmp slt %T0_20 %v0, %v1
; COST: func_blend20
; COST: cost of 100 {{.*}} select
%r = select %T1_20 %c, %T0_20 %v0, %T0_20 %v1
store %T0_20 %r, %T0_20* %storeaddr
ret void
}
|
