1 ; NOTE: Assertions have been autogenerated by utils/update_analyze_test_checks.py
2 ; RUN: opt < %s -analyze -enable-new-pm=0 -scalar-evolution | FileCheck %s
3 ; RUN: opt < %s -disable-output "-passes=print<scalar-evolution>" 2>&1 | FileCheck %s
5 source_filename = "input.cpp"
6 target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
8 ; Function Attrs: nofree
9 define i8* @FSE_decompress_usingDTable(i8* %arg, i32 %arg1, i32 %arg2, i32 %arg3) local_unnamed_addr #0 {
10 ; CHECK-LABEL: 'FSE_decompress_usingDTable'
11 ; CHECK-NEXT: Classifying expressions for: @FSE_decompress_usingDTable
12 ; CHECK-NEXT: %i = getelementptr inbounds i8, i8* %arg, i32 %arg2
13 ; CHECK-NEXT: --> (%arg2 + %arg) U: full-set S: full-set
14 ; CHECK-NEXT: %i4 = sub nsw i32 0, %arg1
15 ; CHECK-NEXT: --> (-1 * %arg1) U: full-set S: full-set
16 ; CHECK-NEXT: %i5 = getelementptr inbounds i8, i8* %i, i32 %i4
17 ; CHECK-NEXT: --> ((-1 * %arg1) + %arg2 + %arg) U: full-set S: full-set
18 ; CHECK-NEXT: %i7 = select i1 %i6, i32 %arg2, i32 %arg1
19 ; CHECK-NEXT: --> ((-1 * (ptrtoint i8* %arg to i32)) + (((-1 * %arg1) + (ptrtoint i8* %arg to i32) + %arg2) umin (ptrtoint i8* %arg to i32)) + %arg1) U: full-set S: full-set
20 ; CHECK-NEXT: %i8 = sub i32 %arg3, %i7
21 ; CHECK-NEXT: --> ((-1 * (((-1 * %arg1) + (ptrtoint i8* %arg to i32) + %arg2) umin (ptrtoint i8* %arg to i32))) + (-1 * %arg1) + (ptrtoint i8* %arg to i32) + %arg3) U: full-set S: full-set
22 ; CHECK-NEXT: %i9 = getelementptr inbounds i8, i8* %arg, i32 %i8
23 ; CHECK-NEXT: --> ((-1 * (((-1 * %arg1) + (ptrtoint i8* %arg to i32) + %arg2) umin (ptrtoint i8* %arg to i32))) + (-1 * %arg1) + (ptrtoint i8* %arg to i32) + %arg3 + %arg) U: full-set S: full-set
24 ; CHECK-NEXT: Determining loop execution counts for: @FSE_decompress_usingDTable
27 %i = getelementptr inbounds i8, i8* %arg, i32 %arg2
28 %i4 = sub nsw i32 0, %arg1
29 %i5 = getelementptr inbounds i8, i8* %i, i32 %i4
30 %i6 = icmp ult i8* %i5, %arg
31 %i7 = select i1 %i6, i32 %arg2, i32 %arg1
32 %i8 = sub i32 %arg3, %i7
33 %i9 = getelementptr inbounds i8, i8* %arg, i32 %i8
37 define i8* @test_01(i8* %p) {
38 ; CHECK-LABEL: 'test_01'
39 ; CHECK-NEXT: Classifying expressions for: @test_01
40 ; CHECK-NEXT: %p1 = getelementptr i8, i8* %p, i32 2
41 ; CHECK-NEXT: --> (2 + %p) U: full-set S: full-set
42 ; CHECK-NEXT: %p2 = getelementptr i8, i8* %p, i32 1
43 ; CHECK-NEXT: --> (1 + %p) U: full-set S: full-set
44 ; CHECK-NEXT: %index = select i1 %cmp, i32 2, i32 1
45 ; CHECK-NEXT: --> ((-1 * (ptrtoint i8* %p to i32)) + ((1 + (ptrtoint i8* %p to i32)) umax (2 + (ptrtoint i8* %p to i32)))) U: full-set S: full-set
46 ; CHECK-NEXT: %neg_index = sub i32 0, %index
47 ; CHECK-NEXT: --> ((-1 * ((1 + (ptrtoint i8* %p to i32)) umax (2 + (ptrtoint i8* %p to i32)))) + (ptrtoint i8* %p to i32)) U: full-set S: full-set
48 ; CHECK-NEXT: %gep = getelementptr i8, i8* %p, i32 %neg_index
49 ; CHECK-NEXT: --> ((-1 * ((1 + (ptrtoint i8* %p to i32)) umax (2 + (ptrtoint i8* %p to i32)))) + (ptrtoint i8* %p to i32) + %p) U: full-set S: full-set
50 ; CHECK-NEXT: Determining loop execution counts for: @test_01
52 %p1 = getelementptr i8, i8* %p, i32 2
53 %p2 = getelementptr i8, i8* %p, i32 1
54 %cmp = icmp ugt i8* %p1, %p2
55 %index = select i1 %cmp, i32 2, i32 1
56 %neg_index = sub i32 0, %index
57 %gep = getelementptr i8, i8* %p, i32 %neg_index
61 define i8* @test_02(i8* %p) {
62 ; CHECK-LABEL: 'test_02'
63 ; CHECK-NEXT: Classifying expressions for: @test_02
64 ; CHECK-NEXT: %p1 = getelementptr i8, i8* %p, i32 2
65 ; CHECK-NEXT: --> (2 + %p) U: full-set S: full-set
66 ; CHECK-NEXT: %p2 = getelementptr i8, i8* %p, i32 1
67 ; CHECK-NEXT: --> (1 + %p) U: full-set S: full-set
68 ; CHECK-NEXT: %index = select i1 %cmp, i32 2, i32 1
69 ; CHECK-NEXT: --> ((-1 * (ptrtoint i8* %p to i32)) + ((1 + (ptrtoint i8* %p to i32)) smax (2 + (ptrtoint i8* %p to i32)))) U: full-set S: full-set
70 ; CHECK-NEXT: %neg_index = sub i32 0, %index
71 ; CHECK-NEXT: --> ((-1 * ((1 + (ptrtoint i8* %p to i32)) smax (2 + (ptrtoint i8* %p to i32)))) + (ptrtoint i8* %p to i32)) U: full-set S: full-set
72 ; CHECK-NEXT: %gep = getelementptr i8, i8* %p, i32 %neg_index
73 ; CHECK-NEXT: --> ((-1 * ((1 + (ptrtoint i8* %p to i32)) smax (2 + (ptrtoint i8* %p to i32)))) + (ptrtoint i8* %p to i32) + %p) U: full-set S: full-set
74 ; CHECK-NEXT: Determining loop execution counts for: @test_02
76 %p1 = getelementptr i8, i8* %p, i32 2
77 %p2 = getelementptr i8, i8* %p, i32 1
78 %cmp = icmp sgt i8* %p1, %p2
79 %index = select i1 %cmp, i32 2, i32 1
80 %neg_index = sub i32 0, %index
81 %gep = getelementptr i8, i8* %p, i32 %neg_index
85 define i8* @test_03(i8* %p) {
86 ; CHECK-LABEL: 'test_03'
87 ; CHECK-NEXT: Classifying expressions for: @test_03
88 ; CHECK-NEXT: %p1 = getelementptr i8, i8* %p, i32 2
89 ; CHECK-NEXT: --> (2 + %p) U: full-set S: full-set
90 ; CHECK-NEXT: %p2 = getelementptr i8, i8* %p, i32 1
91 ; CHECK-NEXT: --> (1 + %p) U: full-set S: full-set
92 ; CHECK-NEXT: %index = select i1 %cmp, i32 2, i32 1
93 ; CHECK-NEXT: --> ((-1 * (ptrtoint i8* %p to i32)) + ((1 + (ptrtoint i8* %p to i32)) umin (2 + (ptrtoint i8* %p to i32)))) U: full-set S: full-set
94 ; CHECK-NEXT: %neg_index = sub i32 0, %index
95 ; CHECK-NEXT: --> ((-1 * ((1 + (ptrtoint i8* %p to i32)) umin (2 + (ptrtoint i8* %p to i32)))) + (ptrtoint i8* %p to i32)) U: full-set S: full-set
96 ; CHECK-NEXT: %gep = getelementptr i8, i8* %p, i32 %neg_index
97 ; CHECK-NEXT: --> ((-1 * ((1 + (ptrtoint i8* %p to i32)) umin (2 + (ptrtoint i8* %p to i32)))) + (ptrtoint i8* %p to i32) + %p) U: full-set S: full-set
98 ; CHECK-NEXT: Determining loop execution counts for: @test_03
100 %p1 = getelementptr i8, i8* %p, i32 2
101 %p2 = getelementptr i8, i8* %p, i32 1
102 %cmp = icmp ult i8* %p1, %p2
103 %index = select i1 %cmp, i32 2, i32 1
104 %neg_index = sub i32 0, %index
105 %gep = getelementptr i8, i8* %p, i32 %neg_index
109 define i8* @test_04(i8* %p) {
110 ; CHECK-LABEL: 'test_04'
111 ; CHECK-NEXT: Classifying expressions for: @test_04
112 ; CHECK-NEXT: %p1 = getelementptr i8, i8* %p, i32 2
113 ; CHECK-NEXT: --> (2 + %p) U: full-set S: full-set
114 ; CHECK-NEXT: %p2 = getelementptr i8, i8* %p, i32 1
115 ; CHECK-NEXT: --> (1 + %p) U: full-set S: full-set
116 ; CHECK-NEXT: %index = select i1 %cmp, i32 2, i32 1
117 ; CHECK-NEXT: --> ((-1 * (ptrtoint i8* %p to i32)) + ((1 + (ptrtoint i8* %p to i32)) smin (2 + (ptrtoint i8* %p to i32)))) U: full-set S: full-set
118 ; CHECK-NEXT: %neg_index = sub i32 0, %index
119 ; CHECK-NEXT: --> ((-1 * ((1 + (ptrtoint i8* %p to i32)) smin (2 + (ptrtoint i8* %p to i32)))) + (ptrtoint i8* %p to i32)) U: full-set S: full-set
120 ; CHECK-NEXT: %gep = getelementptr i8, i8* %p, i32 %neg_index
121 ; CHECK-NEXT: --> ((-1 * ((1 + (ptrtoint i8* %p to i32)) smin (2 + (ptrtoint i8* %p to i32)))) + (ptrtoint i8* %p to i32) + %p) U: full-set S: full-set
122 ; CHECK-NEXT: Determining loop execution counts for: @test_04
124 %p1 = getelementptr i8, i8* %p, i32 2
125 %p2 = getelementptr i8, i8* %p, i32 1
126 %cmp = icmp slt i8* %p1, %p2
127 %index = select i1 %cmp, i32 2, i32 1
128 %neg_index = sub i32 0, %index
129 %gep = getelementptr i8, i8* %p, i32 %neg_index
133 attributes #0 = { nofree }