1; ModuleID = 'matmul.ll'
2source_filename = "matmul.c"
3target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
4target triple = "x86_64-unknown-linux-gnu"
5
6%struct._IO_FILE = type { i32, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, %struct._IO_marker*, %struct._IO_FILE*, i32, i32, i64, i16, i8, [1 x i8], i8*, i64, i8*, i8*, i8*, i8*, i64, i32, [20 x i8] }
7%struct._IO_marker = type { %struct._IO_marker*, %struct._IO_FILE*, i32 }
8
9@A = common dso_local global [1536 x [1536 x float]] zeroinitializer, align 16
10@B = common dso_local global [1536 x [1536 x float]] zeroinitializer, align 16
11@stdout = external dso_local global %struct._IO_FILE*, align 8
12@.str = private unnamed_addr constant [5 x i8] c"%lf \00", align 1
13@C = common dso_local global [1536 x [1536 x float]] zeroinitializer, align 16
14@.str.1 = private unnamed_addr constant [2 x i8] c"\0A\00", align 1
15
16; Function Attrs: noinline nounwind uwtable
17define dso_local void @init_array() #0 {
18entry:
19  br label %entry.split
20
21entry.split:                                      ; preds = %entry
22  br label %for.cond1.preheader
23
24for.cond1.preheader:                              ; preds = %entry.split, %for.inc17
25  %indvars.iv4 = phi i64 [ 0, %entry.split ], [ %indvars.iv.next5, %for.inc17 ]
26  br label %for.body3
27
28for.body3:                                        ; preds = %for.cond1.preheader, %for.body3
29  %indvars.iv = phi i64 [ 0, %for.cond1.preheader ], [ %indvars.iv.next, %for.body3 ]
30  %0 = mul nuw nsw i64 %indvars.iv, %indvars.iv4
31  %1 = trunc i64 %0 to i32
32  %rem = and i32 %1, 1023
33  %add = add nuw nsw i32 %rem, 1
34  %conv = sitofp i32 %add to double
35  %div = fmul double %conv, 5.000000e-01
36  %conv4 = fptrunc double %div to float
37  %arrayidx6 = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @A, i64 0, i64 %indvars.iv4, i64 %indvars.iv
38  store float %conv4, float* %arrayidx6, align 4
39  %arrayidx16 = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @B, i64 0, i64 %indvars.iv4, i64 %indvars.iv
40  store float %conv4, float* %arrayidx16, align 4
41  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
42  %exitcond = icmp ne i64 %indvars.iv.next, 1536
43  br i1 %exitcond, label %for.body3, label %for.inc17
44
45for.inc17:                                        ; preds = %for.body3
46  %indvars.iv.next5 = add nuw nsw i64 %indvars.iv4, 1
47  %exitcond6 = icmp ne i64 %indvars.iv.next5, 1536
48  br i1 %exitcond6, label %for.cond1.preheader, label %for.end19
49
50for.end19:                                        ; preds = %for.inc17
51  ret void
52}
53
54; Function Attrs: noinline nounwind uwtable
55define dso_local void @print_array() #0 {
56entry:
57  br label %entry.split
58
59entry.split:                                      ; preds = %entry
60  br label %for.cond1.preheader
61
62for.cond1.preheader:                              ; preds = %entry.split, %for.end
63  %indvars.iv6 = phi i64 [ 0, %entry.split ], [ %indvars.iv.next7, %for.end ]
64  %0 = load %struct._IO_FILE*, %struct._IO_FILE** @stdout, align 8
65  br label %for.body3
66
67for.body3:                                        ; preds = %for.cond1.preheader, %for.inc
68  %indvars.iv = phi i64 [ 0, %for.cond1.preheader ], [ %indvars.iv.next, %for.inc ]
69  %1 = phi %struct._IO_FILE* [ %0, %for.cond1.preheader ], [ %5, %for.inc ]
70  %arrayidx5 = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @C, i64 0, i64 %indvars.iv6, i64 %indvars.iv
71  %2 = load float, float* %arrayidx5, align 4
72  %conv = fpext float %2 to double
73  %call = tail call i32 (%struct._IO_FILE*, i8*, ...) @fprintf(%struct._IO_FILE* %1, i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str, i64 0, i64 0), double %conv) #2
74  %3 = trunc i64 %indvars.iv to i32
75  %rem = urem i32 %3, 80
76  %cmp6 = icmp eq i32 %rem, 79
77  br i1 %cmp6, label %if.then, label %for.inc
78
79if.then:                                          ; preds = %for.body3
80  %4 = load %struct._IO_FILE*, %struct._IO_FILE** @stdout, align 8
81  %fputc3 = tail call i32 @fputc(i32 10, %struct._IO_FILE* %4)
82  br label %for.inc
83
84for.inc:                                          ; preds = %for.body3, %if.then
85  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
86  %5 = load %struct._IO_FILE*, %struct._IO_FILE** @stdout, align 8
87  %exitcond = icmp ne i64 %indvars.iv.next, 1536
88  br i1 %exitcond, label %for.body3, label %for.end
89
90for.end:                                          ; preds = %for.inc
91  %.lcssa = phi %struct._IO_FILE* [ %5, %for.inc ]
92  %fputc = tail call i32 @fputc(i32 10, %struct._IO_FILE* %.lcssa)
93  %indvars.iv.next7 = add nuw nsw i64 %indvars.iv6, 1
94  %exitcond8 = icmp ne i64 %indvars.iv.next7, 1536
95  br i1 %exitcond8, label %for.cond1.preheader, label %for.end12
96
97for.end12:                                        ; preds = %for.end
98  ret void
99}
100
101declare dso_local i32 @fprintf(%struct._IO_FILE*, i8*, ...) #1
102
103; Function Attrs: noinline nounwind uwtable
104define dso_local i32 @main() #0 {
105entry:
106  br label %entry.split
107
108entry.split:                                      ; preds = %entry
109  tail call void @init_array()
110  br label %for.cond1.preheader
111
112for.cond1.preheader:                              ; preds = %entry.split, %for.inc28
113  %indvars.iv7 = phi i64 [ 0, %entry.split ], [ %indvars.iv.next8, %for.inc28 ]
114  br label %for.body3
115
116for.body3:                                        ; preds = %for.cond1.preheader, %for.inc25
117  %indvars.iv4 = phi i64 [ 0, %for.cond1.preheader ], [ %indvars.iv.next5, %for.inc25 ]
118  %arrayidx5 = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @C, i64 0, i64 %indvars.iv7, i64 %indvars.iv4
119  store float 0.000000e+00, float* %arrayidx5, align 4
120  br label %for.body8
121
122for.body8:                                        ; preds = %for.body3, %for.body8
123  %indvars.iv = phi i64 [ 0, %for.body3 ], [ %indvars.iv.next, %for.body8 ]
124  %0 = load float, float* %arrayidx5, align 4
125  %arrayidx16 = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @A, i64 0, i64 %indvars.iv7, i64 %indvars.iv
126  %1 = load float, float* %arrayidx16, align 4
127  %arrayidx20 = getelementptr inbounds [1536 x [1536 x float]], [1536 x [1536 x float]]* @B, i64 0, i64 %indvars.iv, i64 %indvars.iv4
128  %2 = load float, float* %arrayidx20, align 4
129  %mul = fmul float %1, %2
130  %add = fadd float %0, %mul
131  store float %add, float* %arrayidx5, align 4
132  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
133  %exitcond = icmp ne i64 %indvars.iv.next, 1536
134  br i1 %exitcond, label %for.body8, label %for.inc25
135
136for.inc25:                                        ; preds = %for.body8
137  %indvars.iv.next5 = add nuw nsw i64 %indvars.iv4, 1
138  %exitcond6 = icmp ne i64 %indvars.iv.next5, 1536
139  br i1 %exitcond6, label %for.body3, label %for.inc28
140
141for.inc28:                                        ; preds = %for.inc25
142  %indvars.iv.next8 = add nuw nsw i64 %indvars.iv7, 1
143  %exitcond9 = icmp ne i64 %indvars.iv.next8, 1536
144  br i1 %exitcond9, label %for.cond1.preheader, label %for.end30
145
146for.end30:                                        ; preds = %for.inc28
147  ret i32 0
148}
149
150; Function Attrs: nounwind
151declare i64 @fwrite(i8* nocapture, i64, i64, %struct._IO_FILE* nocapture) #2
152
153; Function Attrs: nounwind
154declare i32 @fputc(i32, %struct._IO_FILE* nocapture) #2
155
156attributes #0 = { noinline nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
157attributes #1 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
158attributes #2 = { nounwind }
159
160!llvm.module.flags = !{!0}
161!llvm.ident = !{!1}
162
163!0 = !{i32 1, !"wchar_size", i32 4}
164!1 = !{!"clang version 8.0.0 (trunk 342834) (llvm/trunk 342856)"}
165