xref: /llvm-project/polly/test/ScopInfo/complex-condition.ll (revision e1f056f692d869708c1898d9d65a69ac5584a0ed)
1; RUN: opt %loadNPMPolly -pass-remarks-analysis="polly-scops" '-passes=print<polly-function-scops>' \
2; RUN:     -polly-invariant-load-hoisting=true \
3; RUN:     -disable-output < %s 2>&1 | FileCheck %s
4;
5; CHECK: Low complexity assumption: {  : false }
6;
7; The IR is a modified version of the following C:
8;
9;    void f(int *A) {
10;    Begin:
11;      if (A[0] == 1 | A[1] == 1 | A[2] == 1 | A[3] == 1 | A[4] == 1 | A[5] == 1 |
12;          A[6] == 1 | A[7] == 1 | A[8] == 1 | A[9] == 1 | A[10] == 1 | A[11] == 1 |
13;          A[12] == 1 | A[13] == 1 | A[14] == 1 | A[15] == 1 | A[16] == 1 |
14;          A[17] == 1 | A[18] == 1 | A[19] == 1 | A[20] == 1 | A[21] == 1 |
15;          A[22] == 1 | A[23]) {
16;        A[-1]++;
17;      } else {
18;        A[-1]--;
19;      }
20;    End:
21;      return;
22;    }
23;
24target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
25
26define void @f(ptr %A) {
27entry:
28  br label %Begin
29
30Begin:                                            ; preds = %entry
31  %tmp = load i32, ptr %A, align 4
32  %cmp = icmp eq i32 %tmp, 1
33  %arrayidx1 = getelementptr inbounds i32, ptr %A, i64 1
34  %tmp1 = load i32, ptr %arrayidx1, align 4
35  %cmp2 = icmp eq i32 %tmp1, 1
36  %or = or i1 %cmp, %cmp2
37  %arrayidx4 = getelementptr inbounds i32, ptr %A, i64 2
38  %tmp2 = load i32, ptr %arrayidx4, align 4
39  %cmp5 = icmp eq i32 %tmp2, 1
40  %or7 = or i1 %or, %cmp5
41  %arrayidx8 = getelementptr inbounds i32, ptr %A, i64 3
42  %tmp3 = load i32, ptr %arrayidx8, align 4
43  %cmp9 = icmp eq i32 %tmp3, 1
44  %or11 = or i1 %or7, %cmp9
45  %arrayidx12 = getelementptr inbounds i32, ptr %A, i64 4
46  %tmp4 = load i32, ptr %arrayidx12, align 4
47  %cmp13 = icmp eq i32 %tmp4, 1
48  %or15 = or i1 %or11, %cmp13
49  %arrayidx16 = getelementptr inbounds i32, ptr %A, i64 5
50  %tmp5 = load i32, ptr %arrayidx16, align 4
51  %cmp17 = icmp eq i32 %tmp5, 1
52  %or19 = or i1 %or15, %cmp17
53  %arrayidx20 = getelementptr inbounds i32, ptr %A, i64 6
54  %tmp6 = load i32, ptr %arrayidx20, align 4
55  %cmp21 = icmp eq i32 %tmp6, 1
56  %or23 = or i1 %or19, %cmp21
57  %arrayidx24 = getelementptr inbounds i32, ptr %A, i64 7
58  %tmp7 = load i32, ptr %arrayidx24, align 4
59  %cmp25 = icmp eq i32 %tmp7, 1
60  %or27 = or i1 %or23, %cmp25
61  %arrayidx28 = getelementptr inbounds i32, ptr %A, i64 8
62  %tmp8 = load i32, ptr %arrayidx28, align 4
63  %cmp29 = icmp eq i32 %tmp8, 1
64  %or31 = or i1 %or27, %cmp29
65  %arrayidx32 = getelementptr inbounds i32, ptr %A, i64 9
66  %tmp9 = load i32, ptr %arrayidx32, align 4
67  %cmp33 = icmp eq i32 %tmp9, 1
68  %or35 = or i1 %or31, %cmp33
69  %arrayidx36 = getelementptr inbounds i32, ptr %A, i64 10
70  %tmp10 = load i32, ptr %arrayidx36, align 4
71  %cmp37 = icmp eq i32 %tmp10, 1
72  %or39 = or i1 %or35, %cmp37
73  %arrayidx40 = getelementptr inbounds i32, ptr %A, i64 11
74  %tmp11 = load i32, ptr %arrayidx40, align 4
75  %cmp41 = icmp eq i32 %tmp11, 1
76  %or43 = or i1 %or39, %cmp41
77  %arrayidx44 = getelementptr inbounds i32, ptr %A, i64 12
78  %tmp12 = load i32, ptr %arrayidx44, align 4
79  %cmp45 = icmp eq i32 %tmp12, 1
80  %or47 = or i1 %or43, %cmp45
81  %arrayidx48 = getelementptr inbounds i32, ptr %A, i64 13
82  %tmp13 = load i32, ptr %arrayidx48, align 4
83  %cmp49 = icmp eq i32 %tmp13, 1
84  %or51 = or i1 %or47, %cmp49
85  %arrayidx52 = getelementptr inbounds i32, ptr %A, i64 14
86  %tmp14 = load i32, ptr %arrayidx52, align 4
87  %cmp53 = icmp eq i32 %tmp14, 1
88  %or55 = or i1 %or51, %cmp53
89  %arrayidx56 = getelementptr inbounds i32, ptr %A, i64 15
90  %tmp15 = load i32, ptr %arrayidx56, align 4
91  %cmp57 = icmp eq i32 %tmp15, 1
92  %or59 = or i1 %or55, %cmp57
93  %arrayidx60 = getelementptr inbounds i32, ptr %A, i64 16
94  %tmp16 = load i32, ptr %arrayidx60, align 4
95  %cmp61 = icmp eq i32 %tmp16, 1
96  %or63 = or i1 %or59, %cmp61
97  %arrayidx64 = getelementptr inbounds i32, ptr %A, i64 17
98  %tmp17 = load i32, ptr %arrayidx64, align 4
99  %cmp65 = icmp eq i32 %tmp17, 1
100  %or67 = or i1 %or63, %cmp65
101  %arrayidx68 = getelementptr inbounds i32, ptr %A, i64 18
102  %tmp18 = load i32, ptr %arrayidx68, align 4
103  %cmp69 = icmp eq i32 %tmp18, 1
104  %or71 = or i1 %or67, %cmp69
105  %arrayidx72 = getelementptr inbounds i32, ptr %A, i64 19
106  %tmp19 = load i32, ptr %arrayidx72, align 4
107  %cmp73 = icmp eq i32 %tmp19, 1
108  %or75 = or i1 %or71, %cmp73
109  %arrayidx76 = getelementptr inbounds i32, ptr %A, i64 20
110  %tmp20 = load i32, ptr %arrayidx76, align 4
111  %cmp77 = icmp eq i32 %tmp20, 1
112  %or79 = or i1 %or75, %cmp77
113  %arrayidx80 = getelementptr inbounds i32, ptr %A, i64 21
114  %tmp21 = load i32, ptr %arrayidx80, align 4
115  %cmp81 = icmp eq i32 %tmp21, 1
116  %or83 = or i1 %or79, %cmp81
117  %arrayidx84 = getelementptr inbounds i32, ptr %A, i64 22
118  %tmp22 = load i32, ptr %arrayidx84, align 4
119  %cmp85 = icmp eq i32 %tmp22, 1
120  %or87 = or i1 %or83, %cmp85
121  %arrayidx88 = getelementptr inbounds i32, ptr %A, i64 23
122  %tmp23 = load i32, ptr %arrayidx88, align 4
123  %cmp88 = icmp eq i32 %tmp23, 1
124  %or89 = or i1 %or87, %cmp88
125  br i1 %or89, label %if.else, label %if.then
126
127if.then:                                          ; preds = %Begin
128  %arrayidx90 = getelementptr inbounds i32, ptr %A, i64 -1
129  %tmp24 = load i32, ptr %arrayidx90, align 4
130  %inc = add nsw i32 %tmp24, 1
131  store i32 %inc, ptr %arrayidx90, align 4
132  br label %if.end
133
134if.else:                                          ; preds = %Begin
135  %arrayidx91 = getelementptr inbounds i32, ptr %A, i64 -1
136  %tmp25 = load i32, ptr %arrayidx91, align 4
137  %dec = add nsw i32 %tmp25, -1
138  store i32 %dec, ptr %arrayidx91, align 4
139  br label %if.end
140
141if.end:                                           ; preds = %if.else, %if.then
142  br label %End
143
144End:                                              ; preds = %if.end
145  ret void
146}
147