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
|
; RUN: opt < %s -passes='print<func-properties>' -disable-output 2>&1 | FileCheck %s
define i32 @main() {
; CHECK-DAG: Printing analysis results of CFA for function 'main':
entry:
%retval = alloca i32, align 4
%mat1 = alloca [2 x [2 x i32]], align 16
%mat2 = alloca [2 x [2 x i32]], align 16
%res = alloca [2 x [2 x i32]], align 16
%i = alloca i32, align 4
%j = alloca i32, align 4
store i32 0, i32* %retval, align 4
%arraydecay = getelementptr inbounds [2 x [2 x i32]], [2 x [2 x i32]]* %mat1, i64 0, i64 0
%arraydecay1 = getelementptr inbounds [2 x [2 x i32]], [2 x [2 x i32]]* %mat2, i64 0, i64 0
%arraydecay2 = getelementptr inbounds [2 x [2 x i32]], [2 x [2 x i32]]* %res, i64 0, i64 0
call void @multiply([2 x i32]* %arraydecay, [2 x i32]* %arraydecay1, [2 x i32]* %arraydecay2)
ret i32 0
}
; CHECK-DAG: BasicBlockCount: 1
; CHECK-DAG: BlocksReachedFromConditionalInstruction: 0
; CHECK-DAG: Uses: 1
; CHECK-DAG: DirectCallsToDefinedFunctions: 1
; CHECK-DAG: LoadInstCount: 0
; CHECK-DAG: StoreInstCount: 1
; CHECK-DAG: MaxLoopDepth: 0
; CHECK-DAG: TopLevelLoopCount: 0
define void @multiply([2 x i32]* %mat1, [2 x i32]* %mat2, [2 x i32]* %res) {
; CHECK-DAG: Printing analysis results of CFA for function 'multiply':
entry:
%mat1.addr = alloca [2 x i32]*, align 8
%mat2.addr = alloca [2 x i32]*, align 8
%res.addr = alloca [2 x i32]*, align 8
%i = alloca i32, align 4
%j = alloca i32, align 4
%k = alloca i32, align 4
store [2 x i32]* %mat1, [2 x i32]** %mat1.addr, align 8
store [2 x i32]* %mat2, [2 x i32]** %mat2.addr, align 8
store [2 x i32]* %res, [2 x i32]** %res.addr, align 8
store i32 0, i32* %i, align 4
br label %for.cond
for.cond: ; preds = %for.inc24, %entry
%0 = load i32, i32* %i, align 4
%cmp = icmp slt i32 %0, 2
br i1 %cmp, label %for.body, label %for.end26
for.body: ; preds = %for.cond
store i32 0, i32* %j, align 4
br label %for.cond1
for.cond1: ; preds = %for.inc21, %for.body
%1 = load i32, i32* %j, align 4
%cmp2 = icmp slt i32 %1, 2
br i1 %cmp2, label %for.body3, label %for.end23
for.body3: ; preds = %for.cond1
%2 = load [2 x i32]*, [2 x i32]** %res.addr, align 8
%3 = load i32, i32* %i, align 4
%idxprom = sext i32 %3 to i64
%arrayidx = getelementptr inbounds [2 x i32], [2 x i32]* %2, i64 %idxprom
%4 = load i32, i32* %j, align 4
%idxprom4 = sext i32 %4 to i64
%arrayidx5 = getelementptr inbounds [2 x i32], [2 x i32]* %arrayidx, i64 0, i64 %idxprom4
store i32 0, i32* %arrayidx5, align 4
store i32 0, i32* %k, align 4
br label %for.cond6
for.cond6: ; preds = %for.inc, %for.body3
%5 = load i32, i32* %k, align 4
%cmp7 = icmp slt i32 %5, 2
br i1 %cmp7, label %for.body8, label %for.end
for.body8: ; preds = %for.cond6
%6 = load [2 x i32]*, [2 x i32]** %mat1.addr, align 8
%7 = load i32, i32* %i, align 4
%idxprom9 = sext i32 %7 to i64
%arrayidx10 = getelementptr inbounds [2 x i32], [2 x i32]* %6, i64 %idxprom9
%8 = load i32, i32* %k, align 4
%idxprom11 = sext i32 %8 to i64
%arrayidx12 = getelementptr inbounds [2 x i32], [2 x i32]* %arrayidx10, i64 0, i64 %idxprom11
%9 = load i32, i32* %arrayidx12, align 4
%10 = load [2 x i32]*, [2 x i32]** %mat2.addr, align 8
%11 = load i32, i32* %k, align 4
%idxprom13 = sext i32 %11 to i64
%arrayidx14 = getelementptr inbounds [2 x i32], [2 x i32]* %10, i64 %idxprom13
%12 = load i32, i32* %j, align 4
%idxprom15 = sext i32 %12 to i64
%arrayidx16 = getelementptr inbounds [2 x i32], [2 x i32]* %arrayidx14, i64 0, i64 %idxprom15
%13 = load i32, i32* %arrayidx16, align 4
%mul = mul nsw i32 %9, %13
%14 = load [2 x i32]*, [2 x i32]** %res.addr, align 8
%15 = load i32, i32* %i, align 4
%idxprom17 = sext i32 %15 to i64
%arrayidx18 = getelementptr inbounds [2 x i32], [2 x i32]* %14, i64 %idxprom17
%16 = load i32, i32* %j, align 4
%idxprom19 = sext i32 %16 to i64
%arrayidx20 = getelementptr inbounds [2 x i32], [2 x i32]* %arrayidx18, i64 0, i64 %idxprom19
%17 = load i32, i32* %arrayidx20, align 4
%add = add nsw i32 %17, %mul
store i32 %add, i32* %arrayidx20, align 4
br label %for.inc
for.inc: ; preds = %for.body8
%18 = load i32, i32* %k, align 4
%inc = add nsw i32 %18, 1
store i32 %inc, i32* %k, align 4
br label %for.cond6
for.end: ; preds = %for.cond6
br label %for.inc21
for.inc21: ; preds = %for.end
%19 = load i32, i32* %j, align 4
%inc22 = add nsw i32 %19, 1
store i32 %inc22, i32* %j, align 4
br label %for.cond1
for.end23: ; preds = %for.cond1
br label %for.inc24
for.inc24: ; preds = %for.end23
%20 = load i32, i32* %i, align 4
%inc25 = add nsw i32 %20, 1
store i32 %inc25, i32* %i, align 4
br label %for.cond
for.end26: ; preds = %for.cond
ret void
}
; CHECK-DAG: BasicBlockCount: 13
; CHECK-DAG: BlocksReachedFromConditionalInstruction: 6
; CHECK-DAG: Uses: 2
; CHECK-DAG: DirectCallsToDefinedFunctions: 0
; CHECK-DAG: LoadInstCount: 21
; CHECK-DAG: StoreInstCount: 11
; CHECK-DAG: MaxLoopDepth: 3
; CHECK-DAG: TopLevelLoopCount: 1
|
