1 ; RUN: llc -mtriple=arm-eabi -mattr=+neon %s -o - | FileCheck %s
3 %struct.__neon_int8x8x2_t = type { <8 x i8>, <8 x i8> }
4 %struct.__neon_int16x4x2_t = type { <4 x i16>, <4 x i16> }
5 %struct.__neon_int32x2x2_t = type { <2 x i32>, <2 x i32> }
6 %struct.__neon_float32x2x2_t = type { <2 x float>, <2 x float> }
7 %struct.__neon_int64x1x2_t = type { <1 x i64>, <1 x i64> }
9 %struct.__neon_int8x16x2_t = type { <16 x i8>, <16 x i8> }
10 %struct.__neon_int16x8x2_t = type { <8 x i16>, <8 x i16> }
11 %struct.__neon_int32x4x2_t = type { <4 x i32>, <4 x i32> }
12 %struct.__neon_float32x4x2_t = type { <4 x float>, <4 x float> }
14 define <8 x i8> @vld2i8(i8* %A) nounwind {
16 ;Check the alignment value. Max for this instruction is 128 bits:
17 ;CHECK: vld2.8 {d16, d17}, [{{r[0-9]+|lr}}:64]
18 %tmp1 = call %struct.__neon_int8x8x2_t @llvm.arm.neon.vld2.v8i8.p0i8(i8* %A, i32 8)
19 %tmp2 = extractvalue %struct.__neon_int8x8x2_t %tmp1, 0
20 %tmp3 = extractvalue %struct.__neon_int8x8x2_t %tmp1, 1
21 %tmp4 = add <8 x i8> %tmp2, %tmp3
25 define <4 x i16> @vld2i16(i16* %A) nounwind {
26 ;CHECK-LABEL: vld2i16:
27 ;Check the alignment value. Max for this instruction is 128 bits:
28 ;CHECK: vld2.16 {d16, d17}, [{{r[0-9]+|lr}}:128]
29 %tmp0 = bitcast i16* %A to i8*
30 %tmp1 = call %struct.__neon_int16x4x2_t @llvm.arm.neon.vld2.v4i16.p0i8(i8* %tmp0, i32 32)
31 %tmp2 = extractvalue %struct.__neon_int16x4x2_t %tmp1, 0
32 %tmp3 = extractvalue %struct.__neon_int16x4x2_t %tmp1, 1
33 %tmp4 = add <4 x i16> %tmp2, %tmp3
37 define <2 x i32> @vld2i32(i32* %A) nounwind {
38 ;CHECK-LABEL: vld2i32:
40 %tmp0 = bitcast i32* %A to i8*
41 %tmp1 = call %struct.__neon_int32x2x2_t @llvm.arm.neon.vld2.v2i32.p0i8(i8* %tmp0, i32 1)
42 %tmp2 = extractvalue %struct.__neon_int32x2x2_t %tmp1, 0
43 %tmp3 = extractvalue %struct.__neon_int32x2x2_t %tmp1, 1
44 %tmp4 = add <2 x i32> %tmp2, %tmp3
48 define <2 x float> @vld2f(float* %A) nounwind {
51 %tmp0 = bitcast float* %A to i8*
52 %tmp1 = call %struct.__neon_float32x2x2_t @llvm.arm.neon.vld2.v2f32.p0i8(i8* %tmp0, i32 1)
53 %tmp2 = extractvalue %struct.__neon_float32x2x2_t %tmp1, 0
54 %tmp3 = extractvalue %struct.__neon_float32x2x2_t %tmp1, 1
55 %tmp4 = fadd <2 x float> %tmp2, %tmp3
59 ;Check for a post-increment updating load.
60 define <2 x float> @vld2f_update(float** %ptr) nounwind {
61 ;CHECK-LABEL: vld2f_update:
62 ;CHECK: vld2.32 {d16, d17}, [{{r[0-9]+|lr}}]!
63 %A = load float*, float** %ptr
64 %tmp0 = bitcast float* %A to i8*
65 %tmp1 = call %struct.__neon_float32x2x2_t @llvm.arm.neon.vld2.v2f32.p0i8(i8* %tmp0, i32 1)
66 %tmp2 = extractvalue %struct.__neon_float32x2x2_t %tmp1, 0
67 %tmp3 = extractvalue %struct.__neon_float32x2x2_t %tmp1, 1
68 %tmp4 = fadd <2 x float> %tmp2, %tmp3
69 %tmp5 = getelementptr float, float* %A, i32 4
70 store float* %tmp5, float** %ptr
74 define <1 x i64> @vld2i64(i64* %A) nounwind {
75 ;CHECK-LABEL: vld2i64:
76 ;Check the alignment value. Max for this instruction is 128 bits:
77 ;CHECK: vld1.64 {d16, d17}, [{{r[0-9]+|lr}}:128]
78 %tmp0 = bitcast i64* %A to i8*
79 %tmp1 = call %struct.__neon_int64x1x2_t @llvm.arm.neon.vld2.v1i64.p0i8(i8* %tmp0, i32 32)
80 %tmp2 = extractvalue %struct.__neon_int64x1x2_t %tmp1, 0
81 %tmp3 = extractvalue %struct.__neon_int64x1x2_t %tmp1, 1
82 %tmp4 = add <1 x i64> %tmp2, %tmp3
86 define <16 x i8> @vld2Qi8(i8* %A) nounwind {
87 ;CHECK-LABEL: vld2Qi8:
88 ;Check the alignment value. Max for this instruction is 256 bits:
89 ;CHECK: vld2.8 {d16, d17, d18, d19}, [{{r[0-9]+|lr}}:64]
90 %tmp1 = call %struct.__neon_int8x16x2_t @llvm.arm.neon.vld2.v16i8.p0i8(i8* %A, i32 8)
91 %tmp2 = extractvalue %struct.__neon_int8x16x2_t %tmp1, 0
92 %tmp3 = extractvalue %struct.__neon_int8x16x2_t %tmp1, 1
93 %tmp4 = add <16 x i8> %tmp2, %tmp3
97 ;Check for a post-increment updating load with register increment.
98 define <16 x i8> @vld2Qi8_update(i8** %ptr, i32 %inc) nounwind {
99 ;CHECK-LABEL: vld2Qi8_update:
100 ;CHECK: vld2.8 {d16, d17, d18, d19}, [{{r[0-9]+|lr}}:128], r1
101 %A = load i8*, i8** %ptr
102 %tmp1 = call %struct.__neon_int8x16x2_t @llvm.arm.neon.vld2.v16i8.p0i8(i8* %A, i32 16)
103 %tmp2 = extractvalue %struct.__neon_int8x16x2_t %tmp1, 0
104 %tmp3 = extractvalue %struct.__neon_int8x16x2_t %tmp1, 1
105 %tmp4 = add <16 x i8> %tmp2, %tmp3
106 %tmp5 = getelementptr i8, i8* %A, i32 %inc
107 store i8* %tmp5, i8** %ptr
111 define <8 x i16> @vld2Qi16(i16* %A) nounwind {
112 ;CHECK-LABEL: vld2Qi16:
113 ;Check the alignment value. Max for this instruction is 256 bits:
114 ;CHECK: vld2.16 {d16, d17, d18, d19}, [{{r[0-9]+|lr}}:128]
115 %tmp0 = bitcast i16* %A to i8*
116 %tmp1 = call %struct.__neon_int16x8x2_t @llvm.arm.neon.vld2.v8i16.p0i8(i8* %tmp0, i32 16)
117 %tmp2 = extractvalue %struct.__neon_int16x8x2_t %tmp1, 0
118 %tmp3 = extractvalue %struct.__neon_int16x8x2_t %tmp1, 1
119 %tmp4 = add <8 x i16> %tmp2, %tmp3
123 define <4 x i32> @vld2Qi32(i32* %A) nounwind {
124 ;CHECK-LABEL: vld2Qi32:
125 ;Check the alignment value. Max for this instruction is 256 bits:
126 ;CHECK: vld2.32 {d16, d17, d18, d19}, [{{r[0-9]+|lr}}:256]
127 %tmp0 = bitcast i32* %A to i8*
128 %tmp1 = call %struct.__neon_int32x4x2_t @llvm.arm.neon.vld2.v4i32.p0i8(i8* %tmp0, i32 64)
129 %tmp2 = extractvalue %struct.__neon_int32x4x2_t %tmp1, 0
130 %tmp3 = extractvalue %struct.__neon_int32x4x2_t %tmp1, 1
131 %tmp4 = add <4 x i32> %tmp2, %tmp3
135 define <4 x float> @vld2Qf(float* %A) nounwind {
136 ;CHECK-LABEL: vld2Qf:
138 %tmp0 = bitcast float* %A to i8*
139 %tmp1 = call %struct.__neon_float32x4x2_t @llvm.arm.neon.vld2.v4f32.p0i8(i8* %tmp0, i32 1)
140 %tmp2 = extractvalue %struct.__neon_float32x4x2_t %tmp1, 0
141 %tmp3 = extractvalue %struct.__neon_float32x4x2_t %tmp1, 1
142 %tmp4 = fadd <4 x float> %tmp2, %tmp3
143 ret <4 x float> %tmp4
146 declare %struct.__neon_int8x8x2_t @llvm.arm.neon.vld2.v8i8.p0i8(i8*, i32) nounwind readonly
147 declare %struct.__neon_int16x4x2_t @llvm.arm.neon.vld2.v4i16.p0i8(i8*, i32) nounwind readonly
148 declare %struct.__neon_int32x2x2_t @llvm.arm.neon.vld2.v2i32.p0i8(i8*, i32) nounwind readonly
149 declare %struct.__neon_float32x2x2_t @llvm.arm.neon.vld2.v2f32.p0i8(i8*, i32) nounwind readonly
150 declare %struct.__neon_int64x1x2_t @llvm.arm.neon.vld2.v1i64.p0i8(i8*, i32) nounwind readonly
152 declare %struct.__neon_int8x16x2_t @llvm.arm.neon.vld2.v16i8.p0i8(i8*, i32) nounwind readonly
153 declare %struct.__neon_int16x8x2_t @llvm.arm.neon.vld2.v8i16.p0i8(i8*, i32) nounwind readonly
154 declare %struct.__neon_int32x4x2_t @llvm.arm.neon.vld2.v4i32.p0i8(i8*, i32) nounwind readonly
155 declare %struct.__neon_float32x4x2_t @llvm.arm.neon.vld2.v4f32.p0i8(i8*, i32) nounwind readonly