1 ; ModuleID = 'matmul.ll'
2 source_filename = "matmul.c"
3 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
4 target triple = "x86_64-unknown-linux-gnu"
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 }
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
16 ; Function Attrs: noinline nounwind uwtable
17 define dso_local void @init_array() #0 {
21 entry.split: ; preds = %entry
22 br label %for.cond1.preheader
24 for.cond1.preheader: ; preds = %entry.split, %for.inc17
25 %indvars.iv4 = phi i64 [ 0, %entry.split ], [ %indvars.iv.next5, %for.inc17 ]
28 for.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
45 for.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
50 for.end19: ; preds = %for.inc17
54 ; Function Attrs: noinline nounwind uwtable
55 define dso_local void @print_array() #0 {
59 entry.split: ; preds = %entry
60 br label %for.cond1.preheader
62 for.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
67 for.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
79 if.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)
84 for.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
90 for.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
97 for.end12: ; preds = %for.end
101 declare dso_local i32 @fprintf(%struct._IO_FILE*, i8*, ...) #1
103 ; Function Attrs: noinline nounwind uwtable
104 define dso_local i32 @main() #0 {
106 br label %entry.split
108 entry.split: ; preds = %entry
109 tail call void @init_array()
110 br label %for.cond1.preheader
112 for.cond1.preheader: ; preds = %entry.split, %for.inc28
113 %indvars.iv7 = phi i64 [ 0, %entry.split ], [ %indvars.iv.next8, %for.inc28 ]
116 for.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
122 for.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
136 for.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
141 for.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
146 for.end30: ; preds = %for.inc28
150 ; Function Attrs: nounwind
151 declare i64 @fwrite(i8* nocapture, i64, i64, %struct._IO_FILE* nocapture) #2
153 ; Function Attrs: nounwind
154 declare i32 @fputc(i32, %struct._IO_FILE* nocapture) #2
156 attributes #0 = { noinline nounwind uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "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" }
157 attributes #1 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "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" }
158 attributes #2 = { nounwind }
160 !llvm.module.flags = !{!0}
163 !0 = !{i32 1, !"wchar_size", i32 4}
164 !1 = !{!"clang version 8.0.0 (trunk 342834) (llvm/trunk 342856)"}