2 ; RUN: opt < %s -passes=loop-vectorize -debug-only=loop-vectorize -disable-output -S 2>&1 | FileCheck %s
4 target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
5 target triple = "arm64-apple-ios5.0.0"
7 define void @selects_1(ptr nocapture %dst, i32 %A, i32 %B, i32 %C, i32 %N) {
8 ; CHECK: LV: Checking a loop in 'selects_1'
10 ; CHECK: Cost of 1 for VF 2: WIDEN-SELECT ir<%cond> = select ir<%cmp1>, ir<10>, ir<%and>
11 ; CHECK: Cost of 1 for VF 2: WIDEN-SELECT ir<%cond6> = select ir<%cmp2>, ir<30>, ir<%and>
12 ; CHECK: Cost of 1 for VF 2: WIDEN-SELECT ir<%cond11> = select ir<%cmp7>, ir<%cond>, ir<%cond6>
14 ; CHECK: Cost of 1 for VF 4: WIDEN-SELECT ir<%cond> = select ir<%cmp1>, ir<10>, ir<%and>
15 ; CHECK: Cost of 1 for VF 4: WIDEN-SELECT ir<%cond6> = select ir<%cmp2>, ir<30>, ir<%and>
16 ; CHECK: Cost of 1 for VF 4: WIDEN-SELECT ir<%cond11> = select ir<%cmp7>, ir<%cond>, ir<%cond6>
18 ; CHECK: LV: Selecting VF: 4
21 %cmp26 = icmp sgt i32 %N, 0
22 br i1 %cmp26, label %for.body.preheader, label %for.cond.cleanup
24 for.body.preheader: ; preds = %entry
25 %n = zext i32 %N to i64
28 for.body: ; preds = %for.body.preheader, %for.body
29 %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.body ]
30 %arrayidx = getelementptr inbounds i32, ptr %dst, i64 %indvars.iv
31 %0 = load i32, ptr %arrayidx, align 4
32 %and = and i32 %0, 2047
33 %cmp1 = icmp eq i32 %and, %A
34 %cond = select i1 %cmp1, i32 10, i32 %and
35 %cmp2 = icmp eq i32 %and, %B
36 %cond6 = select i1 %cmp2, i32 30, i32 %and
37 %cmp7 = icmp ugt i32 %cond, %C
38 %cond11 = select i1 %cmp7, i32 %cond, i32 %cond6
39 store i32 %cond11, ptr %arrayidx, align 4
40 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
41 %exitcond.not = icmp eq i64 %indvars.iv.next, %n
42 br i1 %exitcond.not, label %for.cond.cleanup.loopexit, label %for.body
44 for.cond.cleanup.loopexit: ; preds = %for.body
45 br label %for.cond.cleanup
47 for.cond.cleanup: ; preds = %for.cond.cleanup.loopexit, %entry
51 define i32 @multi_user_cmp(ptr readonly %a, i64 noundef %n) {
52 ; CHECK: LV: Checking a loop in 'multi_user_cmp'
53 ; CHECK: Cost of 4 for VF 16: WIDEN ir<%cmp1> = fcmp olt ir<%load1>, ir<0.000000e+00>
54 ; CHECK: LV: Selecting VF: 16.
59 %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
60 %all.off.next = phi i1 [ true, %entry ], [ %all.off, %for.body ]
61 %any.0.off09 = phi i1 [ false, %entry ], [ %.any.0.off0, %for.body ]
62 %arrayidx = getelementptr inbounds float, ptr %a, i64 %indvars.iv
63 %load1 = load float, ptr %arrayidx, align 4
64 %cmp1 = fcmp olt float %load1, 0.000000e+00
65 %.any.0.off0 = select i1 %cmp1, i1 true, i1 %any.0.off09
66 %all.off = select i1 %cmp1, i1 %all.off.next, i1 false
67 %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
68 %exitcond.not = icmp eq i64 %indvars.iv.next, %n
69 br i1 %exitcond.not, label %exit, label %for.body
72 %0 = select i1 %.any.0.off0, i32 2, i32 3
73 %1 = select i1 %all.off, i32 1, i32 %0