1; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/entry_counts_cold.prof -S | FileCheck %s
2; ModuleID = 'temp.bc'
3source_filename = "temp.c"
4target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
5target triple = "x86_64-apple-macosx10.14.0"
6
7; Function Attrs: nounwind ssp uwtable
8; CHECK: define i32 @top({{.*}} !prof [[TOP:![0-9]+]]
9define i32 @top(i32* %p) #0 !dbg !8 {
10entry:
11  %p.addr = alloca i32*, align 8
12  store i32* %p, i32** %p.addr, align 8, !tbaa !15
13  call void @llvm.dbg.declare(metadata i32** %p.addr, metadata !14, metadata !DIExpression()), !dbg !19
14  %0 = load i32*, i32** %p.addr, align 8, !dbg !20, !tbaa !15
15  %call = call i32 @foo(i32* %0), !dbg !21
16; foo is inlined
17; CHECK-NOT: call i32 @foo
18; CHECK: call i32 @bar
19  %1 = load i32*, i32** %p.addr, align 8, !dbg !22, !tbaa !15
20  %2 = load i32, i32* %1, align 4, !dbg !24, !tbaa !25
21  %tobool = icmp ne i32 %2, 0, !dbg !24
22  br i1 %tobool, label %if.then, label %if.end, !dbg !27
23
24if.then:                                          ; preds = %entry
25  %3 = load i32*, i32** %p.addr, align 8, !dbg !28, !tbaa !15
26; bar is not inlined
27; CHECK: call i32 @bar
28  %call1 = call i32 @bar(i32* %3), !dbg !29
29  br label %if.end, !dbg !29
30
31if.end:                                           ; preds = %if.then, %entry
32  ret i32 0, !dbg !30
33}
34
35; Function Attrs: nounwind readnone speculatable
36declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
37
38; Function Attrs: nounwind ssp uwtable
39; CHECK: define i32 @foo({{.*}} !prof [[FOO:![0-9]+]]
40define i32 @foo(i32* %p) #0 !dbg !31 {
41entry:
42  %p.addr = alloca i32*, align 8
43  %a = alloca i32, align 4
44  store i32* %p, i32** %p.addr, align 8, !tbaa !15
45  call void @llvm.dbg.declare(metadata i32** %p.addr, metadata !33, metadata !DIExpression()), !dbg !35
46  %0 = bitcast i32* %a to i8*, !dbg !36
47  call void @llvm.lifetime.start.p0i8(i64 4, i8* %0) #4, !dbg !36
48  call void @llvm.dbg.declare(metadata i32* %a, metadata !34, metadata !DIExpression()), !dbg !37
49  %1 = load i32*, i32** %p.addr, align 8, !dbg !38, !tbaa !15
50  %arrayidx = getelementptr inbounds i32, i32* %1, i64 3, !dbg !38
51  %2 = load i32, i32* %arrayidx, align 4, !dbg !38, !tbaa !25
52  %3 = load i32*, i32** %p.addr, align 8, !dbg !39, !tbaa !15
53  %arrayidx1 = getelementptr inbounds i32, i32* %3, i64 2, !dbg !39
54  %4 = load i32, i32* %arrayidx1, align 4, !dbg !40, !tbaa !25
55  %add = add nsw i32 %4, %2, !dbg !40
56  store i32 %add, i32* %arrayidx1, align 4, !dbg !40, !tbaa !25
57  %5 = load i32*, i32** %p.addr, align 8, !dbg !41, !tbaa !15
58  %call = call i32 @bar(i32* %5), !dbg !42
59  store i32 %call, i32* %a, align 4, !dbg !43, !tbaa !25
60  %6 = load i32, i32* %a, align 4, !dbg !44, !tbaa !25
61  %add2 = add nsw i32 %6, 1, !dbg !45
62  %7 = bitcast i32* %a to i8*, !dbg !46
63  call void @llvm.lifetime.end.p0i8(i64 4, i8* %7) #4, !dbg !46
64  ret i32 %add2, !dbg !47
65}
66
67; Function Attrs: nounwind ssp uwtable
68; CHECK: define i32 @bar({{.*}} !prof [[BAR:![0-9]+]]
69define i32 @bar(i32* %p) #0 !dbg !48 {
70entry:
71  %p.addr = alloca i32*, align 8
72  store i32* %p, i32** %p.addr, align 8, !tbaa !15
73  call void @llvm.dbg.declare(metadata i32** %p.addr, metadata !50, metadata !DIExpression()), !dbg !51
74  ; CHECK: call void (...) @baz{{.*}} !prof [[BAZ:![0-9]+]]
75  call void (...) @baz(), !dbg !52
76  %0 = load i32*, i32** %p.addr, align 8, !dbg !53, !tbaa !15
77  %arrayidx = getelementptr inbounds i32, i32* %0, i64 2, !dbg !53
78  %1 = load i32, i32* %arrayidx, align 4, !dbg !53, !tbaa !25
79  %2 = load i32*, i32** %p.addr, align 8, !dbg !54, !tbaa !15
80  %arrayidx1 = getelementptr inbounds i32, i32* %2, i64 1, !dbg !54
81  %3 = load i32, i32* %arrayidx1, align 4, !dbg !55, !tbaa !25
82  %add = add nsw i32 %3, %1, !dbg !55
83  store i32 %add, i32* %arrayidx1, align 4, !dbg !55, !tbaa !25
84  %4 = load i32*, i32** %p.addr, align 8, !dbg !56, !tbaa !15
85  %arrayidx2 = getelementptr inbounds i32, i32* %4, i64 3, !dbg !56
86  %5 = load i32, i32* %arrayidx2, align 4, !dbg !56, !tbaa !25
87  ret i32 %5, !dbg !57
88}
89
90; Function Attrs: argmemonly nounwind
91declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #2
92
93; Function Attrs: argmemonly nounwind
94declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #2
95
96declare void @baz(...) #3
97
98attributes #0 = { nounwind ssp uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "frame-pointer"="all" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="penryn" "target-features"="+cx16,+fxsr,+mmx,+sahf,+sse,+sse2,+sse3,+sse4.1,+ssse3,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" "use-sample-profile" }
99attributes #1 = { nounwind readnone speculatable }
100attributes #2 = { argmemonly nounwind }
101attributes #3 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="penryn" "target-features"="+cx16,+fxsr,+mmx,+sahf,+sse,+sse2,+sse3,+sse4.1,+ssse3,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
102attributes #4 = { nounwind }
103
104!llvm.dbg.cu = !{!0}
105!llvm.module.flags = !{!3, !4, !5, !6}
106!llvm.ident = !{!7}
107
108; CHECK: [[TOP]] = !{!"function_entry_count", i64 101}
109; CHECK: [[FOO]] = !{!"function_entry_count", i64 151}
110; CHECK: [[BAR]] = !{!"function_entry_count", i64 303}
111; CHECK: [[BAZ]] = !{!"branch_weights", i64 303}
112
113!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 8.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: GNU)
114!1 = !DIFile(filename: "temp.c", directory: "llvm/test/Transforms/SampleProfile")
115!2 = !{}
116!3 = !{i32 2, !"Dwarf Version", i32 4}
117!4 = !{i32 2, !"Debug Info Version", i32 3}
118!5 = !{i32 1, !"wchar_size", i32 4}
119!6 = !{i32 7, !"PIC Level", i32 2}
120!7 = !{!"clang version 8.0.0"}
121!8 = distinct !DISubprogram(name: "top", scope: !1, file: !1, line: 5, type: !9, scopeLine: 5, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !13)
122!9 = !DISubroutineType(types: !10)
123!10 = !{!11, !12}
124!11 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
125!12 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !11, size: 64)
126!13 = !{!14}
127!14 = !DILocalVariable(name: "p", arg: 1, scope: !8, file: !1, line: 5, type: !12)
128!15 = !{!16, !16, i64 0}
129!16 = !{!"any pointer", !17, i64 0}
130!17 = !{!"omnipotent char", !18, i64 0}
131!18 = !{!"Simple C/C++ TBAA"}
132!19 = !DILocation(line: 5, column: 14, scope: !8)
133!20 = !DILocation(line: 6, column: 7, scope: !8)
134!21 = !DILocation(line: 6, column: 3, scope: !8)
135!22 = !DILocation(line: 7, column: 8, scope: !23)
136!23 = distinct !DILexicalBlock(scope: !8, file: !1, line: 7, column: 7)
137!24 = !DILocation(line: 7, column: 7, scope: !23)
138!25 = !{!26, !26, i64 0}
139!26 = !{!"int", !17, i64 0}
140!27 = !DILocation(line: 7, column: 7, scope: !8)
141!28 = !DILocation(line: 8, column: 9, scope: !23)
142!29 = !DILocation(line: 8, column: 5, scope: !23)
143!30 = !DILocation(line: 9, column: 3, scope: !8)
144!31 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 12, type: !9, scopeLine: 12, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !32)
145!32 = !{!33, !34}
146!33 = !DILocalVariable(name: "p", arg: 1, scope: !31, file: !1, line: 12, type: !12)
147!34 = !DILocalVariable(name: "a", scope: !31, file: !1, line: 13, type: !11)
148!35 = !DILocation(line: 12, column: 14, scope: !31)
149!36 = !DILocation(line: 13, column: 3, scope: !31)
150!37 = !DILocation(line: 13, column: 7, scope: !31)
151!38 = !DILocation(line: 14, column: 11, scope: !31)
152!39 = !DILocation(line: 14, column: 3, scope: !31)
153!40 = !DILocation(line: 14, column: 8, scope: !31)
154!41 = !DILocation(line: 15, column: 11, scope: !31)
155!42 = !DILocation(line: 15, column: 7, scope: !31)
156!43 = !DILocation(line: 15, column: 5, scope: !31)
157!44 = !DILocation(line: 16, column: 10, scope: !31)
158!45 = !DILocation(line: 16, column: 11, scope: !31)
159!46 = !DILocation(line: 17, column: 1, scope: !31)
160!47 = !DILocation(line: 16, column: 3, scope: !31)
161!48 = distinct !DISubprogram(name: "bar", scope: !1, file: !1, line: 19, type: !9, scopeLine: 19, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !49)
162!49 = !{!50}
163!50 = !DILocalVariable(name: "p", arg: 1, scope: !48, file: !1, line: 19, type: !12)
164!51 = !DILocation(line: 19, column: 15, scope: !48)
165!52 = !DILocation(line: 20, column: 3, scope: !48)
166!53 = !DILocation(line: 21, column: 11, scope: !48)
167!54 = !DILocation(line: 21, column: 3, scope: !48)
168!55 = !DILocation(line: 21, column: 8, scope: !48)
169!56 = !DILocation(line: 22, column: 10, scope: !48)
170!57 = !DILocation(line: 22, column: 3, scope: !48)
171