1; RUN: opt < %s -passes=loop-vectorize -force-vector-interleave=2 -force-vector-width=8 -S | FileCheck %s 2 3target 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" 4 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 11 12; CHECK-LABEL: @fn1( 13; CHECK: vector.body 14define void @fn1() #0 { 15entry: 16 br label %for.cond 17 18for.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 26 27for.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 31 32for.cond7.preheader.lr.ph: ; preds = %for.cond4.preheader 33 %0 = load ptr, ptr @e, align 8, !tbaa !4 34 br label %for.cond7.preheader 35 36for.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 43 44for.body8.lr.ph: ; preds = %for.cond7.preheader 45 %add9 = add i32 %n.015, 1 46 br label %for.body8 47 48for.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 58 59for.body13.lr.ph: ; preds = %for.body8 60 %3 = sext i32 %i.213 to i64 61 br label %for.body13 62 63for.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 74 75for.cond11.for.inc19_crit_edge: ; preds = %for.body13 76 br label %for.inc19 77 78for.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 86 87for.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 90 br label %for.inc23 91 92for.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 98 99for.cond4.for.end26_crit_edge: ; preds = %for.inc23 100 br label %for.end26 101 102for.end26: ; preds = %for.cond4.for.end26_crit_edge, %for.cond4.preheader 103 ret void 104} 105declare i32 @fn2(double) #1 106 107attributes #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" } 108attributes #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" } 109 110!0 = !{!"int", !1} 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} 116