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
| ; RUN: llc < %s -mcpu=cortex-a8
; Test that this doesn't crash.
; <rdar://problem/12183003>
target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"
target triple = "thumbv7-apple-ios5.1.0"
declare { <16 x i8>, <16 x i8>, <16 x i8> } @llvm.arm.neon.vld3.v16i8.p0i8(i8*, i32) nounwind readonly
declare void @llvm.arm.neon.vst1.p0i8.v16i8(i8*, <16 x i8>, i32) nounwind
define void @findEdges(i8*) nounwind ssp {
%2 = icmp sgt i32 undef, 0
br i1 %2, label %5, label %3
; <label>:3 ; preds = %5, %1
%4 = phi i8* [ %0, %1 ], [ %19, %5 ]
ret void
; <label>:5 ; preds = %5, %1
%6 = phi i8* [ %19, %5 ], [ %0, %1 ]
%7 = tail call { <16 x i8>, <16 x i8>, <16 x i8> } @llvm.arm.neon.vld3.v16i8.p0i8(i8* null, i32 1)
%8 = extractvalue { <16 x i8>, <16 x i8>, <16 x i8> } %7, 0
%9 = getelementptr inbounds i8, i8* null, i32 3
%10 = tail call { <16 x i8>, <16 x i8>, <16 x i8> } @llvm.arm.neon.vld3.v16i8.p0i8(i8* %9, i32 1)
%11 = extractvalue { <16 x i8>, <16 x i8>, <16 x i8> } %10, 2
%12 = tail call { <16 x i8>, <16 x i8>, <16 x i8> } @llvm.arm.neon.vld3.v16i8.p0i8(i8* %6, i32 1)
%13 = extractvalue { <16 x i8>, <16 x i8>, <16 x i8> } %12, 0
%14 = extractvalue { <16 x i8>, <16 x i8>, <16 x i8> } %12, 1
%15 = getelementptr inbounds i8, i8* %6, i32 3
%16 = tail call { <16 x i8>, <16 x i8>, <16 x i8> } @llvm.arm.neon.vld3.v16i8.p0i8(i8* %15, i32 1)
%17 = extractvalue { <16 x i8>, <16 x i8>, <16 x i8> } %16, 1
%18 = extractvalue { <16 x i8>, <16 x i8>, <16 x i8> } %16, 2
%19 = getelementptr inbounds i8, i8* %6, i32 48
%20 = bitcast <16 x i8> %13 to <2 x i64>
%21 = bitcast <16 x i8> %8 to <2 x i64>
%22 = bitcast <16 x i8> %14 to <2 x i64>
%23 = shufflevector <2 x i64> %22, <2 x i64> undef, <1 x i32> zeroinitializer
%24 = bitcast <1 x i64> %23 to <8 x i8>
%25 = zext <8 x i8> %24 to <8 x i16>
%26 = sub <8 x i16> zeroinitializer, %25
%27 = bitcast <16 x i8> %17 to <2 x i64>
%28 = tail call <8 x i16> @llvm.arm.neon.vabs.v8i16(<8 x i16> %26) nounwind
%29 = mul <8 x i16> %28, %28
%30 = add <8 x i16> zeroinitializer, %29
%31 = tail call <8 x i16> @llvm.arm.neon.vmaxu.v8i16(<8 x i16> undef, <8 x i16> %30) nounwind
%32 = bitcast <16 x i8> %11 to <2 x i64>
%33 = shufflevector <2 x i64> %32, <2 x i64> undef, <1 x i32> zeroinitializer
%34 = bitcast <1 x i64> %33 to <8 x i8>
%35 = zext <8 x i8> %34 to <8 x i16>
%36 = sub <8 x i16> %35, zeroinitializer
%37 = bitcast <16 x i8> %18 to <2 x i64>
%38 = shufflevector <2 x i64> %37, <2 x i64> undef, <1 x i32> zeroinitializer
%39 = bitcast <1 x i64> %38 to <8 x i8>
%40 = zext <8 x i8> %39 to <8 x i16>
%41 = sub <8 x i16> zeroinitializer, %40
%42 = tail call <8 x i16> @llvm.arm.neon.vabs.v8i16(<8 x i16> %36) nounwind
%43 = tail call <8 x i16> @llvm.arm.neon.vabs.v8i16(<8 x i16> %41) nounwind
%44 = mul <8 x i16> %42, %42
%45 = mul <8 x i16> %43, %43
%46 = add <8 x i16> %45, %44
%47 = tail call <8 x i16> @llvm.arm.neon.vmaxu.v8i16(<8 x i16> %31, <8 x i16> %46) nounwind
%48 = bitcast <8 x i16> %47 to <2 x i64>
%49 = shufflevector <2 x i64> %48, <2 x i64> undef, <1 x i32> zeroinitializer
%50 = bitcast <1 x i64> %49 to <4 x i16>
%51 = tail call <4 x i32> @llvm.arm.neon.vmullu.v4i32(<4 x i16> %50, <4 x i16> undef) nounwind
%52 = tail call <4 x i16> @llvm.arm.neon.vqshiftnu.v4i16(<4 x i32> %51, <4 x i32> <i32 -6, i32 -6, i32 -6, i32 -6>)
%53 = bitcast <4 x i16> %52 to <1 x i64>
%54 = shufflevector <1 x i64> %53, <1 x i64> undef, <2 x i32> <i32 0, i32 1>
%55 = bitcast <2 x i64> %54 to <8 x i16>
%56 = tail call <8 x i8> @llvm.arm.neon.vshiftn.v8i8(<8 x i16> %55, <8 x i16> <i16 -8, i16 -8, i16 -8, i16 -8, i16 -8, i16 -8, i16 -8, i16 -8>)
%57 = shufflevector <2 x i64> %20, <2 x i64> undef, <1 x i32> <i32 1>
%58 = bitcast <1 x i64> %57 to <8 x i8>
%59 = zext <8 x i8> %58 to <8 x i16>
%60 = sub <8 x i16> zeroinitializer, %59
%61 = shufflevector <2 x i64> %21, <2 x i64> undef, <1 x i32> <i32 1>
%62 = bitcast <1 x i64> %61 to <8 x i8>
%63 = zext <8 x i8> %62 to <8 x i16>
%64 = sub <8 x i16> %63, zeroinitializer
%65 = tail call <8 x i16> @llvm.arm.neon.vabs.v8i16(<8 x i16> %60) nounwind
%66 = mul <8 x i16> %65, %65
%67 = add <8 x i16> zeroinitializer, %66
%68 = shufflevector <2 x i64> %27, <2 x i64> undef, <1 x i32> <i32 1>
%69 = bitcast <1 x i64> %68 to <8 x i8>
%70 = zext <8 x i8> %69 to <8 x i16>
%71 = sub <8 x i16> zeroinitializer, %70
%72 = tail call <8 x i16> @llvm.arm.neon.vabs.v8i16(<8 x i16> undef) nounwind
%73 = tail call <8 x i16> @llvm.arm.neon.vabs.v8i16(<8 x i16> %71) nounwind
%74 = mul <8 x i16> %72, %72
%75 = mul <8 x i16> %73, %73
%76 = add <8 x i16> %75, %74
%77 = shufflevector <2 x i64> %32, <2 x i64> undef, <1 x i32> <i32 1>
%78 = bitcast <1 x i64> %77 to <8 x i8>
%79 = zext <8 x i8> %78 to <8 x i16>
%80 = sub <8 x i16> %79, zeroinitializer
%81 = tail call <8 x i16> @llvm.arm.neon.vabs.v8i16(<8 x i16> %80) nounwind
%82 = mul <8 x i16> %81, %81
%83 = add <8 x i16> zeroinitializer, %82
%84 = tail call <8 x i16> @llvm.arm.neon.vmaxu.v8i16(<8 x i16> %76, <8 x i16> %83) nounwind
%85 = tail call <8 x i16> @llvm.arm.neon.vmaxu.v8i16(<8 x i16> %67, <8 x i16> %84) nounwind
%86 = bitcast <8 x i16> %85 to <2 x i64>
%87 = shufflevector <2 x i64> %86, <2 x i64> undef, <1 x i32> <i32 1>
%88 = bitcast <1 x i64> %87 to <4 x i16>
%89 = tail call <4 x i32> @llvm.arm.neon.vmullu.v4i32(<4 x i16> %88, <4 x i16> undef) nounwind
%90 = tail call <4 x i16> @llvm.arm.neon.vqrshiftnu.v4i16(<4 x i32> %89, <4 x i32> <i32 -6, i32 -6, i32 -6, i32 -6>)
%91 = bitcast <4 x i16> %90 to <1 x i64>
%92 = shufflevector <1 x i64> undef, <1 x i64> %91, <2 x i32> <i32 0, i32 1>
%93 = bitcast <2 x i64> %92 to <8 x i16>
%94 = tail call <8 x i8> @llvm.arm.neon.vshiftn.v8i8(<8 x i16> %93, <8 x i16> <i16 -8, i16 -8, i16 -8, i16 -8, i16 -8, i16 -8, i16 -8, i16 -8>)
%95 = bitcast <8 x i8> %56 to <1 x i64>
%96 = bitcast <8 x i8> %94 to <1 x i64>
%97 = shufflevector <1 x i64> %95, <1 x i64> %96, <2 x i32> <i32 0, i32 1>
%98 = bitcast <2 x i64> %97 to <16 x i8>
tail call void @llvm.arm.neon.vst1.p0i8.v16i8(i8* null, <16 x i8> %98, i32 1)
%99 = icmp slt i32 undef, undef
br i1 %99, label %5, label %3
}
declare <4 x i16> @llvm.arm.neon.vqshiftnu.v4i16(<4 x i32>, <4 x i32>) nounwind readnone
declare <8 x i8> @llvm.arm.neon.vshiftn.v8i8(<8 x i16>, <8 x i16>) nounwind readnone
declare <4 x i16> @llvm.arm.neon.vqrshiftnu.v4i16(<4 x i32>, <4 x i32>) nounwind readnone
declare <4 x i32> @llvm.arm.neon.vmullu.v4i32(<4 x i16>, <4 x i16>) nounwind readnone
declare <8 x i16> @llvm.arm.neon.vmaxu.v8i16(<8 x i16>, <8 x i16>) nounwind readnone
declare <8 x i16> @llvm.arm.neon.vabs.v8i16(<8 x i16>) nounwind readnone
|