1 ; RUN: opt < %s -passes=loop-vectorize -force-vector-interleave=2 -force-vector-width=8 -S | FileCheck %s
3 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
5 @b = common global i32 0, align 4
6 @f = common global i32 0, align 4
7 @a = common global i32 0, align 4
8 @d = common global ptr null, align 8
9 @e = common global ptr null, align 8
10 @c = common global i32 0, align 4
14 define void @fn1() #0 {
18 for.cond: ; preds = %for.cond, %entry
19 %i.0 = phi i32 [ undef, %entry ], [ %inc, %for.cond ]
20 %cmp = icmp slt i32 %i.0, 0
21 %fsub = fsub double undef, undef
22 %fadd = fadd double %fsub, 1.000000e+00
23 %call = tail call i32 @fn2(double %fadd) #2
24 %inc = add nsw i32 %i.0, 1
25 br i1 %cmp, label %for.cond, label %for.cond4.preheader
27 for.cond4.preheader: ; preds = %for.cond
28 %call.lcssa = phi i32 [ %call, %for.cond ]
29 %cmp514 = icmp sgt i32 %call.lcssa, 0
30 br i1 %cmp514, label %for.cond7.preheader.lr.ph, label %for.end26
32 for.cond7.preheader.lr.ph: ; preds = %for.cond4.preheader
33 %0 = load ptr, ptr @e, align 8, !tbaa !4
34 br label %for.cond7.preheader
36 for.cond7.preheader: ; preds = %for.cond7.preheader.lr.ph, %for.inc23
37 %y.017 = phi i32 [ 0, %for.cond7.preheader.lr.ph ], [ %inc24, %for.inc23 ]
38 %i.116 = phi i32 [ 0, %for.cond7.preheader.lr.ph ], [ %i.2.lcssa, %for.inc23 ]
39 %n.015 = phi i32 [ undef, %for.cond7.preheader.lr.ph ], [ %inc25, %for.inc23 ]
40 %1 = load i32, ptr @b, align 4, !tbaa !5
41 %tobool11 = icmp eq i32 %1, 0
42 br i1 %tobool11, label %for.inc23, label %for.body8.lr.ph
44 for.body8.lr.ph: ; preds = %for.cond7.preheader
45 %add9 = add i32 %n.015, 1
48 for.body8: ; preds = %for.body8.lr.ph, %for.inc19
49 %indvars.iv19 = phi i64 [ 0, %for.body8.lr.ph ], [ %indvars.iv.next20, %for.inc19 ]
50 %i.213 = phi i32 [ %i.116, %for.body8.lr.ph ], [ 0, %for.inc19 ]
51 %2 = trunc i64 %indvars.iv19 to i32
52 %add10 = add i32 %add9, %2
53 store i32 %add10, ptr @f, align 4, !tbaa !5
54 %idx.ext = sext i32 %add10 to i64
55 %add.ptr = getelementptr inbounds i32, ptr @a, i64 %idx.ext
56 %tobool129 = icmp eq i32 %i.213, 0
57 br i1 %tobool129, label %for.inc19, label %for.body13.lr.ph
59 for.body13.lr.ph: ; preds = %for.body8
60 %3 = sext i32 %i.213 to i64
63 for.body13: ; preds = %for.body13.lr.ph, %for.body13
64 %indvars.iv = phi i64 [ %3, %for.body13.lr.ph ], [ %indvars.iv.next, %for.body13 ]
65 %add.ptr.sum = add i64 %idx.ext, %indvars.iv
66 %arrayidx = getelementptr inbounds i32, ptr @a, i64 %add.ptr.sum
67 %4 = load i32, ptr %arrayidx, align 4, !tbaa !5
68 %arrayidx15 = getelementptr inbounds i32, ptr %0, i64 %indvars.iv
69 store i32 %4, ptr %arrayidx15, align 4, !tbaa !5
70 %indvars.iv.next = add i64 %indvars.iv, 1
71 %5 = trunc i64 %indvars.iv.next to i32
72 %tobool12 = icmp eq i32 %5, 0
73 br i1 %tobool12, label %for.cond11.for.inc19_crit_edge, label %for.body13
75 for.cond11.for.inc19_crit_edge: ; preds = %for.body13
78 for.inc19: ; preds = %for.cond11.for.inc19_crit_edge, %for.body8
79 %6 = load i32, ptr @c, align 4, !tbaa !5
80 %inc20 = add nsw i32 %6, 1
81 store i32 %inc20, ptr @c, align 4, !tbaa !5
82 %indvars.iv.next20 = add i64 %indvars.iv19, 1
83 %7 = load i32, ptr @b, align 4, !tbaa !5
84 %tobool = icmp eq i32 %7, 0
85 br i1 %tobool, label %for.cond7.for.inc23_crit_edge, label %for.body8
87 for.cond7.for.inc23_crit_edge: ; preds = %for.inc19
88 %add.ptr.lcssa = phi ptr [ %add.ptr, %for.inc19 ]
89 store ptr %add.ptr.lcssa, ptr @d, align 8, !tbaa !4
92 for.inc23: ; preds = %for.cond7.for.inc23_crit_edge, %for.cond7.preheader
93 %i.2.lcssa = phi i32 [ 0, %for.cond7.for.inc23_crit_edge ], [ %i.116, %for.cond7.preheader ]
94 %inc24 = add nsw i32 %y.017, 1
95 %inc25 = add nsw i32 %n.015, 1
96 %exitcond = icmp ne i32 %inc24, %call.lcssa
97 br i1 %exitcond, label %for.cond7.preheader, label %for.cond4.for.end26_crit_edge
99 for.cond4.for.end26_crit_edge: ; preds = %for.inc23
102 for.end26: ; preds = %for.cond4.for.end26_crit_edge, %for.cond4.preheader
105 declare i32 @fn2(double) #1
107 attributes #0 = { nounwind ssp uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
108 attributes #1 = { "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
111 !1 = !{!"omnipotent char", !2}
112 !2 = !{!"Simple C/C++ TBAA"}
113 !3 = !{!"double", !1}
114 !4 = !{!0, !0, i64 0}
115 !5 = !{!3, !3, i64 0}