1 ; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline.prof -sample-profile-inline-hot-threshold=1 -S | FileCheck %s
3 ; Original C++ test case
7 ; int sum(int x, int y) {
13 ; while (i++ < 20000 * 20000)
14 ; if (i != 100) s = sum(i, s); else s = 30;
15 ; printf("sum is %d\n", s);
19 @.str = private unnamed_addr constant [11 x i8] c"sum is %d\0A\00", align 1
21 ; Function Attrs: nounwind uwtable
22 define i32 @_Z3sumii(i32 %x, i32 %y) !dbg !4 {
24 %x.addr = alloca i32, align 4
25 %y.addr = alloca i32, align 4
26 store i32 %x, i32* %x.addr, align 4
27 store i32 %y, i32* %y.addr, align 4
28 %0 = load i32, i32* %x.addr, align 4, !dbg !11
29 %1 = load i32, i32* %y.addr, align 4, !dbg !11
30 %add = add nsw i32 %0, %1, !dbg !11
31 ret i32 %add, !dbg !11
34 ; Function Attrs: uwtable
35 define i32 @main() !dbg !7 {
37 %retval = alloca i32, align 4
38 %s = alloca i32, align 4
39 %i = alloca i32, align 4
40 store i32 0, i32* %retval
41 store i32 0, i32* %i, align 4, !dbg !12
42 br label %while.cond, !dbg !13
44 while.cond: ; preds = %if.end, %entry
45 %0 = load i32, i32* %i, align 4, !dbg !14
46 %inc = add nsw i32 %0, 1, !dbg !14
47 store i32 %inc, i32* %i, align 4, !dbg !14
48 %cmp = icmp slt i32 %0, 400000000, !dbg !14
49 br i1 %cmp, label %while.body, label %while.end, !dbg !14
51 while.body: ; preds = %while.cond
52 %1 = load i32, i32* %i, align 4, !dbg !16
53 %cmp1 = icmp ne i32 %1, 100, !dbg !16
54 br i1 %cmp1, label %if.then, label %if.else, !dbg !16
57 if.then: ; preds = %while.body
58 %2 = load i32, i32* %i, align 4, !dbg !18
59 %3 = load i32, i32* %s, align 4, !dbg !18
60 %call = call i32 @_Z3sumii(i32 %2, i32 %3), !dbg !18
61 ; CHECK-NOT: call i32 @_Z3sumii
62 store i32 %call, i32* %s, align 4, !dbg !18
63 br label %if.end, !dbg !18
65 if.else: ; preds = %while.body
66 store i32 30, i32* %s, align 4, !dbg !20
69 if.end: ; preds = %if.else, %if.then
70 br label %while.cond, !dbg !22
72 while.end: ; preds = %while.cond
73 %4 = load i32, i32* %s, align 4, !dbg !24
74 %call2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i32 0, i32 0), i32 %4), !dbg !24
78 declare i32 @printf(i8*, ...) #2
80 !llvm.module.flags = !{!8, !9}
83 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5 ", isOptimized: false, emissionKind: 0, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2)
84 !1 = !DIFile(filename: "calls.cc", directory: ".")
87 !4 = distinct !DISubprogram(name: "sum", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 3, file: !1, scope: !5, type: !6, variables: !2)
88 !5 = !DIFile(filename: "calls.cc", directory: ".")
89 !6 = !DISubroutineType(types: !2)
90 !7 = distinct !DISubprogram(name: "main", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 7, file: !1, scope: !5, type: !6, variables: !2)
91 !8 = !{i32 2, !"Dwarf Version", i32 4}
92 !9 = !{i32 1, !"Debug Info Version", i32 3}
93 !10 = !{!"clang version 3.5 "}
94 !11 = !DILocation(line: 4, scope: !4)
95 !12 = !DILocation(line: 8, scope: !7)
96 !13 = !DILocation(line: 9, scope: !7)
97 !14 = !DILocation(line: 9, scope: !15)
98 !15 = !DILexicalBlockFile(discriminator: 1, file: !1, scope: !7)
99 !16 = !DILocation(line: 10, scope: !17)
100 !17 = distinct !DILexicalBlock(line: 10, column: 0, file: !1, scope: !7)
101 !18 = !DILocation(line: 10, scope: !19)
102 !19 = !DILexicalBlockFile(discriminator: 1, file: !1, scope: !17)
103 !20 = !DILocation(line: 10, scope: !21)
104 !21 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !17)
105 !22 = !DILocation(line: 10, scope: !23)
106 !23 = !DILexicalBlockFile(discriminator: 3, file: !1, scope: !17)
107 !24 = !DILocation(line: 11, scope: !7)
108 !25 = !DILocation(line: 12, scope: !7)