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
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
; RUN: llc -mtriple=arm-eabi -mattr=+neon %s -o - | FileCheck %s
define void @vst4i8(i8* %A, <8 x i8>* %B) nounwind {
;CHECK-LABEL: vst4i8:
;Check the alignment value. Max for this instruction is 256 bits:
;CHECK: vst4.8 {d16, d17, d18, d19}, [r0:64]
%tmp1 = load <8 x i8>* %B
call void @llvm.arm.neon.vst4.v8i8(i8* %A, <8 x i8> %tmp1, <8 x i8> %tmp1, <8 x i8> %tmp1, <8 x i8> %tmp1, i32 8)
ret void
}
;Check for a post-increment updating store with register increment.
define void @vst4i8_update(i8** %ptr, <8 x i8>* %B, i32 %inc) nounwind {
;CHECK-LABEL: vst4i8_update:
;CHECK: vst4.8 {d16, d17, d18, d19}, [r1:128], r2
%A = load i8** %ptr
%tmp1 = load <8 x i8>* %B
call void @llvm.arm.neon.vst4.v8i8(i8* %A, <8 x i8> %tmp1, <8 x i8> %tmp1, <8 x i8> %tmp1, <8 x i8> %tmp1, i32 16)
%tmp2 = getelementptr i8* %A, i32 %inc
store i8* %tmp2, i8** %ptr
ret void
}
define void @vst4i16(i16* %A, <4 x i16>* %B) nounwind {
;CHECK-LABEL: vst4i16:
;Check the alignment value. Max for this instruction is 256 bits:
;CHECK: vst4.16 {d16, d17, d18, d19}, [r0:128]
%tmp0 = bitcast i16* %A to i8*
%tmp1 = load <4 x i16>* %B
call void @llvm.arm.neon.vst4.v4i16(i8* %tmp0, <4 x i16> %tmp1, <4 x i16> %tmp1, <4 x i16> %tmp1, <4 x i16> %tmp1, i32 16)
ret void
}
define void @vst4i32(i32* %A, <2 x i32>* %B) nounwind {
;CHECK-LABEL: vst4i32:
;Check the alignment value. Max for this instruction is 256 bits:
;CHECK: vst4.32 {d16, d17, d18, d19}, [r0:256]
%tmp0 = bitcast i32* %A to i8*
%tmp1 = load <2 x i32>* %B
call void @llvm.arm.neon.vst4.v2i32(i8* %tmp0, <2 x i32> %tmp1, <2 x i32> %tmp1, <2 x i32> %tmp1, <2 x i32> %tmp1, i32 32)
ret void
}
define void @vst4f(float* %A, <2 x float>* %B) nounwind {
;CHECK-LABEL: vst4f:
;CHECK: vst4.32
%tmp0 = bitcast float* %A to i8*
%tmp1 = load <2 x float>* %B
call void @llvm.arm.neon.vst4.v2f32(i8* %tmp0, <2 x float> %tmp1, <2 x float> %tmp1, <2 x float> %tmp1, <2 x float> %tmp1, i32 1)
ret void
}
define void @vst4i64(i64* %A, <1 x i64>* %B) nounwind {
;CHECK-LABEL: vst4i64:
;Check the alignment value. Max for this instruction is 256 bits:
;CHECK: vst1.64 {d16, d17, d18, d19}, [r0:256]
%tmp0 = bitcast i64* %A to i8*
%tmp1 = load <1 x i64>* %B
call void @llvm.arm.neon.vst4.v1i64(i8* %tmp0, <1 x i64> %tmp1, <1 x i64> %tmp1, <1 x i64> %tmp1, <1 x i64> %tmp1, i32 64)
ret void
}
define void @vst4i64_update(i64** %ptr, <1 x i64>* %B) nounwind {
;CHECK-LABEL: vst4i64_update:
;CHECK: vst1.64 {d16, d17, d18, d19}, [r1]!
%A = load i64** %ptr
%tmp0 = bitcast i64* %A to i8*
%tmp1 = load <1 x i64>* %B
call void @llvm.arm.neon.vst4.v1i64(i8* %tmp0, <1 x i64> %tmp1, <1 x i64> %tmp1, <1 x i64> %tmp1, <1 x i64> %tmp1, i32 1)
%tmp2 = getelementptr i64* %A, i32 4
store i64* %tmp2, i64** %ptr
ret void
}
define void @vst4Qi8(i8* %A, <16 x i8>* %B) nounwind {
;CHECK-LABEL: vst4Qi8:
;Check the alignment value. Max for this instruction is 256 bits:
;CHECK: vst4.8 {d16, d18, d20, d22}, [r0:256]!
;CHECK: vst4.8 {d17, d19, d21, d23}, [r0:256]
%tmp1 = load <16 x i8>* %B
call void @llvm.arm.neon.vst4.v16i8(i8* %A, <16 x i8> %tmp1, <16 x i8> %tmp1, <16 x i8> %tmp1, <16 x i8> %tmp1, i32 64)
ret void
}
define void @vst4Qi16(i16* %A, <8 x i16>* %B) nounwind {
;CHECK-LABEL: vst4Qi16:
;Check for no alignment specifier.
;CHECK: vst4.16 {d16, d18, d20, d22}, [r0]!
;CHECK: vst4.16 {d17, d19, d21, d23}, [r0]
%tmp0 = bitcast i16* %A to i8*
%tmp1 = load <8 x i16>* %B
call void @llvm.arm.neon.vst4.v8i16(i8* %tmp0, <8 x i16> %tmp1, <8 x i16> %tmp1, <8 x i16> %tmp1, <8 x i16> %tmp1, i32 1)
ret void
}
define void @vst4Qi32(i32* %A, <4 x i32>* %B) nounwind {
;CHECK-LABEL: vst4Qi32:
;CHECK: vst4.32
;CHECK: vst4.32
%tmp0 = bitcast i32* %A to i8*
%tmp1 = load <4 x i32>* %B
call void @llvm.arm.neon.vst4.v4i32(i8* %tmp0, <4 x i32> %tmp1, <4 x i32> %tmp1, <4 x i32> %tmp1, <4 x i32> %tmp1, i32 1)
ret void
}
define void @vst4Qf(float* %A, <4 x float>* %B) nounwind {
;CHECK-LABEL: vst4Qf:
;CHECK: vst4.32
;CHECK: vst4.32
%tmp0 = bitcast float* %A to i8*
%tmp1 = load <4 x float>* %B
call void @llvm.arm.neon.vst4.v4f32(i8* %tmp0, <4 x float> %tmp1, <4 x float> %tmp1, <4 x float> %tmp1, <4 x float> %tmp1, i32 1)
ret void
}
;Check for a post-increment updating store.
define void @vst4Qf_update(float** %ptr, <4 x float>* %B) nounwind {
;CHECK-LABEL: vst4Qf_update:
;CHECK: vst4.32 {d16, d18, d20, d22}, [r1]!
;CHECK: vst4.32 {d17, d19, d21, d23}, [r1]!
%A = load float** %ptr
%tmp0 = bitcast float* %A to i8*
%tmp1 = load <4 x float>* %B
call void @llvm.arm.neon.vst4.v4f32(i8* %tmp0, <4 x float> %tmp1, <4 x float> %tmp1, <4 x float> %tmp1, <4 x float> %tmp1, i32 1)
%tmp2 = getelementptr float* %A, i32 16
store float* %tmp2, float** %ptr
ret void
}
declare void @llvm.arm.neon.vst4.v8i8(i8*, <8 x i8>, <8 x i8>, <8 x i8>, <8 x i8>, i32) nounwind
declare void @llvm.arm.neon.vst4.v4i16(i8*, <4 x i16>, <4 x i16>, <4 x i16>, <4 x i16>, i32) nounwind
declare void @llvm.arm.neon.vst4.v2i32(i8*, <2 x i32>, <2 x i32>, <2 x i32>, <2 x i32>, i32) nounwind
declare void @llvm.arm.neon.vst4.v2f32(i8*, <2 x float>, <2 x float>, <2 x float>, <2 x float>, i32) nounwind
declare void @llvm.arm.neon.vst4.v1i64(i8*, <1 x i64>, <1 x i64>, <1 x i64>, <1 x i64>, i32) nounwind
declare void @llvm.arm.neon.vst4.v16i8(i8*, <16 x i8>, <16 x i8>, <16 x i8>, <16 x i8>, i32) nounwind
declare void @llvm.arm.neon.vst4.v8i16(i8*, <8 x i16>, <8 x i16>, <8 x i16>, <8 x i16>, i32) nounwind
declare void @llvm.arm.neon.vst4.v4i32(i8*, <4 x i32>, <4 x i32>, <4 x i32>, <4 x i32>, i32) nounwind
declare void @llvm.arm.neon.vst4.v4f32(i8*, <4 x float>, <4 x float>, <4 x float>, <4 x float>, i32) nounwind
|
