aboutsummaryrefslogtreecommitdiff
path: root/llvm/test/CodeGen/Hexagon/swp-epilog-phi5.ll
blob: b6add0e1c20d78d55fa6f9c98c8bbcf8a987bb4d (plain)
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
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
; RUN: llc -mtriple=hexagon < %s -pipeliner-experimental-cg=true | FileCheck %s

; Test that we use the correct name in an epilog phi for a phi value
; that is defined for the last time in the kernel. Previously, we
; used the value from kernel loop definition, but we really need
; to use the value from the Phi in the kernel instead.

; In this test case, the second loop is pipelined, block b5.

; CHECK: loop1
; CHECK: [[REG0:r([0-9]+)]] += mpyi
; CHECK: [[REG2:r([0-9]+)]] = add([[REG1:r([0-9]+)]],add([[REG0]],#8
; CHECK: endloop1

%s.0 = type { ptr, ptr, ptr, ptr, i8, i32, ptr, i32, i32, i32, i8, i8, i32, i32, double, i8, i8, i8, i8, i8, i8, i8, i8, i32, i8, i8, i8, i32, i32, i32, i32, i32, i32, ptr, i32, i32, i32, i32, i32, ptr, [4 x ptr], [4 x ptr], [4 x ptr], i32, ptr, i8, i8, [16 x i8], [16 x i8], [16 x i8], i32, i8, i8, i8, i8, i16, i16, i8, i8, i8, ptr, i32, i32, i32, i32, ptr, i32, [4 x ptr], i32, i32, i32, [10 x i32], i32, i32, i32, i32, i32, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr }
%s.1 = type { ptr, ptr, ptr, ptr, ptr, i32, %s.3, i32, i32, ptr, i32, ptr, i32, i32 }
%s.2 = type { ptr, ptr, ptr, ptr, i8, i32 }
%s.3 = type { [8 x i32], [48 x i8] }
%s.4 = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, i32, i32 }
%s.5 = type opaque
%s.6 = type opaque
%s.7 = type { ptr, i32, i32, i32, i32 }
%s.8 = type { ptr, i32, ptr, ptr, ptr, ptr, ptr }
%s.9 = type { [64 x i16], i8 }
%s.10 = type { [17 x i8], [256 x i8], i8 }
%s.11 = type { ptr, i8, i32, i32, ptr }
%s.12 = type { ptr, ptr, i8 }
%s.13 = type { ptr, ptr }
%s.14 = type { ptr, ptr, ptr, ptr, ptr }
%s.15 = type { ptr, ptr }
%s.16 = type { ptr, ptr, ptr, ptr, i8, i8 }
%s.17 = type { ptr, ptr, ptr, i8, i8, i32, i32 }
%s.18 = type { ptr, ptr, i8 }
%s.19 = type { ptr, [5 x ptr] }
%s.20 = type { ptr, ptr, i8 }
%s.21 = type { ptr, ptr }
%s.22 = type { ptr, ptr, ptr, ptr }
%s.23 = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i8, i32, i32, i32, i32, i32, i32, ptr, ptr }

; Function Attrs: nounwind optsize
define hidden void @f0(ptr nocapture readonly %a0, ptr nocapture readonly %a1, ptr nocapture readonly %a2, ptr nocapture readonly %a3) #0 {
b0:
  %v0 = load ptr, ptr %a3, align 4
  %v1 = getelementptr inbounds %s.0, ptr %a0, i32 0, i32 62
  %v2 = load i32, ptr %v1, align 4
  %v3 = icmp sgt i32 %v2, 0
  br i1 %v3, label %b1, label %b10

b1:                                               ; preds = %b0
  %v4 = getelementptr inbounds %s.23, ptr %a1, i32 0, i32 10
  br label %b2

b2:                                               ; preds = %b8, %b1
  %v5 = phi i32 [ 0, %b1 ], [ %v98, %b8 ]
  %v6 = phi i32 [ 0, %b1 ], [ %v99, %b8 ]
  %v7 = getelementptr inbounds ptr, ptr %a2, i32 %v6
  br label %b3

b3:                                               ; preds = %b7, %b2
  %v8 = phi i32 [ 0, %b2 ], [ %v96, %b7 ]
  %v9 = phi i32 [ %v5, %b2 ], [ %v16, %b7 ]
  %v10 = load ptr, ptr %v7, align 4
  %v11 = icmp eq i32 %v8, 0
  %v12 = select i1 %v11, i32 -1, i32 1
  %v13 = add i32 %v12, %v6
  %v14 = getelementptr inbounds ptr, ptr %a2, i32 %v13
  %v15 = load ptr, ptr %v14, align 4
  %v16 = add nsw i32 %v9, 1
  %v17 = getelementptr inbounds ptr, ptr %v0, i32 %v9
  %v18 = load ptr, ptr %v17, align 4
  %v19 = getelementptr inbounds i8, ptr %v10, i32 1
  %v20 = load i8, ptr %v10, align 1
  %v21 = zext i8 %v20 to i32
  %v22 = mul nsw i32 %v21, 3
  %v23 = getelementptr inbounds i8, ptr %v15, i32 1
  %v24 = load i8, ptr %v15, align 1
  %v25 = zext i8 %v24 to i32
  %v26 = add nsw i32 %v22, %v25
  %v27 = load i8, ptr %v19, align 1
  %v28 = zext i8 %v27 to i32
  %v29 = mul nsw i32 %v28, 3
  %v30 = load i8, ptr %v23, align 1
  %v31 = zext i8 %v30 to i32
  %v32 = add nsw i32 %v29, %v31
  %v33 = mul nsw i32 %v26, 4
  %v34 = add nsw i32 %v33, 8
  %v35 = lshr i32 %v34, 4
  %v36 = trunc i32 %v35 to i8
  %v37 = getelementptr inbounds i8, ptr %v18, i32 1
  store i8 %v36, ptr %v18, align 1
  %v38 = mul nsw i32 %v26, 3
  %v39 = add i32 %v38, 7
  %v40 = add i32 %v39, %v32
  %v41 = lshr i32 %v40, 4
  %v42 = trunc i32 %v41 to i8
  store i8 %v42, ptr %v37, align 1
  %v43 = load i32, ptr %v4, align 4
  %v44 = add i32 %v43, -2
  %v45 = getelementptr inbounds i8, ptr %v18, i32 2
  %v46 = icmp eq i32 %v44, 0
  br i1 %v46, label %b7, label %b4

b4:                                               ; preds = %b3
  %v47 = getelementptr inbounds i8, ptr %v15, i32 2
  %v48 = getelementptr inbounds i8, ptr %v10, i32 2
  %v49 = mul i32 %v43, 2
  br label %b5

b5:                                               ; preds = %b5, %b4
  %v50 = phi ptr [ %v45, %b4 ], [ %v76, %b5 ]
  %v51 = phi i32 [ %v44, %b4 ], [ %v75, %b5 ]
  %v52 = phi i32 [ %v26, %b4 ], [ %v53, %b5 ]
  %v53 = phi i32 [ %v32, %b4 ], [ %v64, %b5 ]
  %v54 = phi ptr [ %v18, %b4 ], [ %v50, %b5 ]
  %v55 = phi ptr [ %v47, %b4 ], [ %v61, %b5 ]
  %v56 = phi ptr [ %v48, %b4 ], [ %v57, %b5 ]
  %v57 = getelementptr inbounds i8, ptr %v56, i32 1
  %v58 = load i8, ptr %v56, align 1
  %v59 = zext i8 %v58 to i32
  %v60 = mul nsw i32 %v59, 3
  %v61 = getelementptr inbounds i8, ptr %v55, i32 1
  %v62 = load i8, ptr %v55, align 1
  %v63 = zext i8 %v62 to i32
  %v64 = add nsw i32 %v60, %v63
  %v65 = mul nsw i32 %v53, 3
  %v66 = add i32 %v52, 8
  %v67 = add i32 %v66, %v65
  %v68 = lshr i32 %v67, 4
  %v69 = trunc i32 %v68 to i8
  %v70 = getelementptr inbounds i8, ptr %v54, i32 3
  store i8 %v69, ptr %v50, align 1
  %v71 = add i32 %v65, 7
  %v72 = add i32 %v71, %v64
  %v73 = lshr i32 %v72, 4
  %v74 = trunc i32 %v73 to i8
  store i8 %v74, ptr %v70, align 1
  %v75 = add i32 %v51, -1
  %v76 = getelementptr inbounds i8, ptr %v50, i32 2
  %v77 = icmp eq i32 %v75, 0
  br i1 %v77, label %b6, label %b5

b6:                                               ; preds = %b5
  %v78 = add i32 %v49, -2
  %v79 = getelementptr i8, ptr %v18, i32 %v78
  %v80 = add i32 %v49, -4
  %v81 = getelementptr i8, ptr %v18, i32 %v80
  br label %b7

b7:                                               ; preds = %b6, %b3
  %v82 = phi ptr [ %v79, %b6 ], [ %v45, %b3 ]
  %v83 = phi i32 [ %v53, %b6 ], [ %v26, %b3 ]
  %v84 = phi i32 [ %v64, %b6 ], [ %v32, %b3 ]
  %v85 = phi ptr [ %v81, %b6 ], [ %v18, %b3 ]
  %v86 = mul nsw i32 %v84, 3
  %v87 = add i32 %v83, 8
  %v88 = add i32 %v87, %v86
  %v89 = lshr i32 %v88, 4
  %v90 = trunc i32 %v89 to i8
  %v91 = getelementptr inbounds i8, ptr %v85, i32 3
  store i8 %v90, ptr %v82, align 1
  %v92 = mul nsw i32 %v84, 4
  %v93 = add nsw i32 %v92, 7
  %v94 = lshr i32 %v93, 4
  %v95 = trunc i32 %v94 to i8
  store i8 %v95, ptr %v91, align 1
  %v96 = add nsw i32 %v8, 1
  %v97 = icmp eq i32 %v96, 2
  br i1 %v97, label %b8, label %b3

b8:                                               ; preds = %b7
  %v98 = add i32 %v5, 2
  %v99 = add nsw i32 %v6, 1
  %v100 = load i32, ptr %v1, align 4
  %v101 = icmp slt i32 %v98, %v100
  br i1 %v101, label %b2, label %b9

b9:                                               ; preds = %b8
  br label %b10

b10:                                              ; preds = %b9, %b0
  ret void
}

attributes #0 = { nounwind optsize "target-cpu"="hexagonv60" }