xref: /llvm-project/llvm/test/Analysis/ScalarEvolution/pr58402-large-number-of-zext-exprs.ll (revision 8b5b294ec2cf876bc5eb5bd5fcb56ef487e36d60) 
1; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
2; RUN: opt -passes='print<scalar-evolution>' -disable-output %s 2>&1 | FileCheck %s
3
4define i32 @pr58402_large_number_of_zext(ptr %dst) {
5; CHECK-LABEL: 'pr58402_large_number_of_zext'
6; CHECK-NEXT:  Classifying expressions for: @pr58402_large_number_of_zext
7; CHECK-NEXT:    %d.0 = phi i32 [ 0, %entry ], [ %add7.15, %header ]
8; CHECK-NEXT:    --> %d.0 U: [0,65) S: [0,65) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
9; CHECK-NEXT:    %b.0 = phi i32 [ 59, %entry ], [ %b.0, %header ]
10; CHECK-NEXT:    --> 59 U: [59,60) S: [59,60) Exits: 59 LoopDispositions: { %header: Invariant }
11; CHECK-NEXT:    %conv.neg = sext i1 %cmp to i32
12; CHECK-NEXT:    --> (sext i1 %cmp to i32) U: [-1,1) S: [-1,1) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
13; CHECK-NEXT:    %conv = zext i1 %cmp to i32
14; CHECK-NEXT:    --> (zext i1 %cmp to i32) U: [0,2) S: [0,2) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
15; CHECK-NEXT:    %i = and i32 %conv, -2
16; CHECK-NEXT:    --> (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw> U: [0,1) S: [0,1) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
17; CHECK-NEXT:    %add7 = add i32 %i, 4
18; CHECK-NEXT:    --> (4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> U: [4,5) S: [4,5) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
19; CHECK-NEXT:    %i1 = and i32 %add7, -2
20; CHECK-NEXT:    --> (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [4,5) S: [4,5) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
21; CHECK-NEXT:    %add7.1 = add i32 %i1, 4
22; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [8,9) S: [8,9) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
23; CHECK-NEXT:    %i2 = and i32 %add7.1, -2
24; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [8,9) S: [8,9) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
25; CHECK-NEXT:    %add7.2 = add i32 %i2, 4
26; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [12,13) S: [12,13) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
27; CHECK-NEXT:    %i3 = and i32 %add7.2, -2
28; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [12,13) S: [12,13) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
29; CHECK-NEXT:    %add7.3 = add i32 %i3, 4
30; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [16,17) S: [16,17) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
31; CHECK-NEXT:    %i4 = and i32 %add7.3, -2
32; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [16,17) S: [16,17) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
33; CHECK-NEXT:    %add7.4 = add i32 %i4, 4
34; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [20,21) S: [20,21) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
35; CHECK-NEXT:    %i5 = and i32 %add7.4, -2
36; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [20,21) S: [20,21) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
37; CHECK-NEXT:    %add7.5 = add i32 %i5, 4
38; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [24,25) S: [24,25) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
39; CHECK-NEXT:    %i6 = and i32 %add7.5, -2
40; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [24,25) S: [24,25) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
41; CHECK-NEXT:    %add7.6 = add i32 %i6, 4
42; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [28,29) S: [28,29) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
43; CHECK-NEXT:    %i7 = and i32 %add7.6, -2
44; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [28,29) S: [28,29) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
45; CHECK-NEXT:    %add7.7 = add i32 %i7, 4
46; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [32,33) S: [32,33) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
47; CHECK-NEXT:    %i8 = and i32 %add7.7, -2
48; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [32,33) S: [32,33) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
49; CHECK-NEXT:    %add7.8 = add i32 %i8, 4
50; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [36,37) S: [36,37) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
51; CHECK-NEXT:    %i9 = and i32 %add7.8, -2
52; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [36,37) S: [36,37) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
53; CHECK-NEXT:    %add7.9 = add i32 %i9, 4
54; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [40,41) S: [40,41) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
55; CHECK-NEXT:    %i10 = and i32 %add7.9, -2
56; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [40,41) S: [40,41) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
57; CHECK-NEXT:    %add7.10 = add i32 %i10, 4
58; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [44,45) S: [44,45) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
59; CHECK-NEXT:    %i11 = and i32 %add7.10, -2
60; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [44,45) S: [44,45) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
61; CHECK-NEXT:    %add7.11 = add i32 %i11, 4
62; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [48,49) S: [48,49) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
63; CHECK-NEXT:    %i12 = and i32 %add7.11, -2
64; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [48,49) S: [48,49) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
65; CHECK-NEXT:    %add7.12 = add i32 %i12, 4
66; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [52,53) S: [52,53) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
67; CHECK-NEXT:    %i13 = and i32 %add7.12, -2
68; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [52,53) S: [52,53) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
69; CHECK-NEXT:    %add7.13 = add i32 %i13, 4
70; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [56,57) S: [56,57) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
71; CHECK-NEXT:    %i14 = and i32 %add7.13, -2
72; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [56,57) S: [56,57) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
73; CHECK-NEXT:    %add7.14 = add i32 %i14, 4
74; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [60,61) S: [60,61) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
75; CHECK-NEXT:    %i15 = and i32 %add7.14, -2
76; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [60,61) S: [60,61) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
77; CHECK-NEXT:    %add7.15 = add i32 %i15, 4
78; CHECK-NEXT:    --> (4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> U: [64,65) S: [64,65) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
79; CHECK-NEXT:    %i16 = and i32 %add7.15, -2
80; CHECK-NEXT:    --> (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((4 + (2 * ((zext i1 %cmp to i32) /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw>)<nuw><nsw> /u 2))<nuw><nsw> U: [64,65) S: [64,65) Exits: <<Unknown>> LoopDispositions: { %header: Variant }
81; CHECK-NEXT:  Determining loop execution counts for: @pr58402_large_number_of_zext
82; CHECK-NEXT:  Loop %header: <multiple exits> Unpredictable backedge-taken count.
83; CHECK-NEXT:  Loop %header: Unpredictable constant max backedge-taken count.
84; CHECK-NEXT:  Loop %header: Unpredictable symbolic max backedge-taken count.
85;
86entry:
87  br label %header
88
89header:
90  %d.0 = phi i32 [ 0, %entry ], [ %add7.15, %header ]
91  %b.0 = phi i32 [ 59, %entry ], [ %b.0, %header ]
92  %cmp = icmp slt i32 %b.0, 1
93  %conv.neg = sext i1 %cmp to i32
94  %conv = zext i1 %cmp to i32
95  %i = and i32 %conv, -2
96  %add7 = add i32 %i, 4
97  %i1 = and i32 %add7, -2
98  %add7.1 = add i32 %i1, 4
99  %i2 = and i32 %add7.1, -2
100  %add7.2 = add i32 %i2, 4
101  %i3 = and i32 %add7.2, -2
102  %add7.3 = add i32 %i3, 4
103  %i4 = and i32 %add7.3, -2
104  %add7.4 = add i32 %i4, 4
105  %i5 = and i32 %add7.4, -2
106  %add7.5 = add i32 %i5, 4
107  %i6 = and i32 %add7.5, -2
108  %add7.6 = add i32 %i6, 4
109  %i7 = and i32 %add7.6, -2
110  %add7.7 = add i32 %i7, 4
111  %i8 = and i32 %add7.7, -2
112  %add7.8 = add i32 %i8, 4
113  %i9 = and i32 %add7.8, -2
114  %add7.9 = add i32 %i9, 4
115  %i10 = and i32 %add7.9, -2
116  %add7.10 = add i32 %i10, 4
117  %i11 = and i32 %add7.10, -2
118  %add7.11 = add i32 %i11, 4
119  %i12 = and i32 %add7.11, -2
120  %add7.12 = add i32 %i12, 4
121  %i13 = and i32 %add7.12, -2
122  %add7.13 = add i32 %i13, 4
123  %i14 = and i32 %add7.13, -2
124  %add7.14 = add i32 %i14, 4
125  %i15 = and i32 %add7.14, -2
126  %add7.15 = add i32 %i15, 4
127  %i16 = and i32 %add7.15, -2
128  store i32 %add7.15, ptr %dst, align 4
129  br label %header
130}
131