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1; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline.prof -S | FileCheck %s
2; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.prof -S | FileCheck %s
3; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline.compactbinary.afdo -S | FileCheck %s
4; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.compactbinary.afdo -S | FileCheck %s
5
6; Original C++ test case
7;
8; #include <stdio.h>
9;
10; int sum(int x, int y) {
11;   return x + y;
12; }
13;
14; int main() {
15;   int s, i = 0;
16;   while (i++ < 20000 * 20000)
17;     if (i != 100) s = sum(i, s); else s = 30;
18;   printf("sum is %d\n", s);
19;   return 0;
20; }
21;
22@.str = private unnamed_addr constant [11 x i8] c"sum is %d\0A\00", align 1
23
24; Check sample-profile phase using compactbinary format profile will annotate
25; the IR with exactly the same result as using text format.
26; CHECK: br i1 %cmp, label %while.body, label %while.end{{.*}} !prof ![[IDX1:[0-9]*]]
27; CHECK: br i1 %cmp1, label %if.then, label %if.else{{.*}} !prof ![[IDX2:[0-9]*]]
28; CHECK: call i32 (i8*, ...) @printf{{.*}} !prof ![[IDX3:[0-9]*]]
29; CHECK: = !{!"TotalCount", i64 10944}
30; CHECK: = !{!"MaxCount", i64 5553}
31; CHECK: ![[IDX1]] = !{!"branch_weights", i32 5392, i32 163}
32; CHECK: ![[IDX2]] = !{!"branch_weights", i32 5280, i32 113}
33; CHECK: ![[IDX3]] = !{!"branch_weights", i32 1}
34
35; Function Attrs: nounwind uwtable
36define i32 @_Z3sumii(i32 %x, i32 %y) !dbg !4 {
37entry:
38  %x.addr = alloca i32, align 4
39  %y.addr = alloca i32, align 4
40  store i32 %x, i32* %x.addr, align 4
41  store i32 %y, i32* %y.addr, align 4
42  %0 = load i32, i32* %x.addr, align 4, !dbg !11
43  %1 = load i32, i32* %y.addr, align 4, !dbg !11
44  %add = add nsw i32 %0, %1, !dbg !11
45  ret i32 %add, !dbg !11
46}
47
48; Function Attrs: uwtable
49define i32 @main() !dbg !7 {
50entry:
51  %retval = alloca i32, align 4
52  %s = alloca i32, align 4
53  %i = alloca i32, align 4
54  store i32 0, i32* %retval
55  store i32 0, i32* %i, align 4, !dbg !12
56  br label %while.cond, !dbg !13
57
58while.cond:                                       ; preds = %if.end, %entry
59  %0 = load i32, i32* %i, align 4, !dbg !14
60  %inc = add nsw i32 %0, 1, !dbg !14
61  store i32 %inc, i32* %i, align 4, !dbg !14
62  %cmp = icmp slt i32 %0, 400000000, !dbg !14
63  br i1 %cmp, label %while.body, label %while.end, !dbg !14
64
65while.body:                                       ; preds = %while.cond
66  %1 = load i32, i32* %i, align 4, !dbg !16
67  %cmp1 = icmp ne i32 %1, 100, !dbg !16
68  br i1 %cmp1, label %if.then, label %if.else, !dbg !16
69
70
71if.then:                                          ; preds = %while.body
72  %2 = load i32, i32* %i, align 4, !dbg !18
73  %3 = load i32, i32* %s, align 4, !dbg !18
74  %call = call i32 @_Z3sumii(i32 %2, i32 %3), !dbg !18
75  store i32 %call, i32* %s, align 4, !dbg !18
76  br label %if.end, !dbg !18
77
78if.else:                                          ; preds = %while.body
79  store i32 30, i32* %s, align 4, !dbg !20
80  br label %if.end
81
82if.end:                                           ; preds = %if.else, %if.then
83  br label %while.cond, !dbg !22
84
85while.end:                                        ; preds = %while.cond
86  %4 = load i32, i32* %s, align 4, !dbg !24
87  %call2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i32 0, i32 0), i32 %4), !dbg !24
88  ret i32 0, !dbg !25
89}
90
91declare i32 @printf(i8*, ...) #2
92
93!llvm.dbg.cu = !{!0}
94!llvm.module.flags = !{!8, !9}
95!llvm.ident = !{!10}
96
97!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5 ", isOptimized: false, emissionKind: NoDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
98!1 = !DIFile(filename: "calls.cc", directory: ".")
99!2 = !{}
100!4 = distinct !DISubprogram(name: "sum", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !1, scope: !5, type: !6, retainedNodes: !2)
101!5 = !DIFile(filename: "calls.cc", directory: ".")
102!6 = !DISubroutineType(types: !2)
103!7 = distinct !DISubprogram(name: "main", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 7, file: !1, scope: !5, type: !6, retainedNodes: !2)
104!8 = !{i32 2, !"Dwarf Version", i32 4}
105!9 = !{i32 1, !"Debug Info Version", i32 3}
106!10 = !{!"clang version 3.5 "}
107!11 = !DILocation(line: 4, scope: !4)
108!12 = !DILocation(line: 8, scope: !7)
109!13 = !DILocation(line: 9, scope: !7)
110!14 = !DILocation(line: 9, scope: !15)
111!15 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !7)
112!16 = !DILocation(line: 10, scope: !17)
113!17 = distinct !DILexicalBlock(line: 10, column: 0, file: !1, scope: !7)
114!18 = !DILocation(line: 10, scope: !19)
115!19 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !17)
116!20 = !DILocation(line: 10, scope: !21)
117!21 = !DILexicalBlockFile(discriminator: 4, file: !1, scope: !17)
118!22 = !DILocation(line: 10, scope: !23)
119!23 = !DILexicalBlockFile(discriminator: 6, file: !1, scope: !17)
120!24 = !DILocation(line: 11, scope: !7)
121!25 = !DILocation(line: 12, scope: !7)
122