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
6 ; Original C++ test case
10 ; int sum(int x, int y) {
16 ; while (i++ < 20000 * 20000)
17 ; if (i != 100) s = sum(i, s); else s = 30;
18 ; printf("sum is %d\n", s);
22 @.str = private unnamed_addr constant [11 x i8] c"sum is %d\0A\00", align 1
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 26781}
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}
35 ; Function Attrs: nounwind uwtable
36 define i32 @_Z3sumii(i32 %x, i32 %y) !dbg !4 {
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
48 ; Function Attrs: uwtable
49 define i32 @main() !dbg !7 {
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
58 while.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
65 while.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
71 if.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
78 if.else: ; preds = %while.body
79 store i32 30, i32* %s, align 4, !dbg !20
82 if.end: ; preds = %if.else, %if.then
83 br label %while.cond, !dbg !22
85 while.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
91 declare i32 @printf(i8*, ...) #2
94 !llvm.module.flags = !{!8, !9}
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: ".")
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)