1 ; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/entry_counts_cold.prof -S | FileCheck %s
3 source_filename = "temp.c"
4 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
5 target triple = "x86_64-apple-macosx10.14.0"
7 ; Function Attrs: nounwind ssp uwtable
8 ; CHECK: define i32 @top({{.*}} !prof [[TOP:![0-9]+]]
9 define i32 @top(i32* %p) #0 !dbg !8 {
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
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
24 if.then: ; preds = %entry
25 %3 = load i32*, i32** %p.addr, align 8, !dbg !28, !tbaa !15
27 ; CHECK: call i32 @bar
28 %call1 = call i32 @bar(i32* %3), !dbg !29
29 br label %if.end, !dbg !29
31 if.end: ; preds = %if.then, %entry
35 ; Function Attrs: nounwind readnone speculatable
36 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
38 ; Function Attrs: nounwind ssp uwtable
39 ; CHECK: define i32 @foo({{.*}} !prof [[FOO:![0-9]+]]
40 define i32 @foo(i32* %p) #0 !dbg !31 {
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
67 ; Function Attrs: nounwind ssp uwtable
68 ; CHECK: define i32 @bar({{.*}} !prof [[BAR:![0-9]+]]
69 define i32 @bar(i32* %p) #0 !dbg !48 {
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
90 ; Function Attrs: argmemonly nounwind
91 declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #2
93 ; Function Attrs: argmemonly nounwind
94 declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #2
96 declare void @baz(...) #3
98 attributes #0 = { nounwind ssp uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "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" }
99 attributes #1 = { nounwind readnone speculatable }
100 attributes #2 = { argmemonly nounwind }
101 attributes #3 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "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" }
102 attributes #4 = { nounwind }
105 !llvm.module.flags = !{!3, !4, !5, !6}
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}
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")
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)
124 !11 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
125 !12 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !11, size: 64)
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)
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)
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)