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
4 ; Original C++ test case
8 ; int sum(int x, int y) {
14 ; while (i++ < 20000 * 20000)
15 ; if (i != 100) s = sum(i, s); else s = 30;
16 ; printf("sum is %d\n", s);
20 @.str = private unnamed_addr constant [11 x i8] c"sum is %d\0A\00", align 1
22 ; Function Attrs: nounwind uwtable
23 define i32 @_Z3sumii(i32 %x, i32 %y) #0 !dbg !4 {
25 %x.addr = alloca i32, align 4
26 %y.addr = alloca i32, align 4
27 store i32 %x, i32* %x.addr, align 4
28 store i32 %y, i32* %y.addr, align 4
29 %0 = load i32, i32* %x.addr, align 4, !dbg !11
30 %1 = load i32, i32* %y.addr, align 4, !dbg !11
31 %add = add nsw i32 %0, %1, !dbg !11
32 ret i32 %add, !dbg !11
35 ; Function Attrs: uwtable
36 define i32 @main() #0 !dbg !7 {
38 %retval = alloca i32, align 4
39 %s = alloca i32, align 4
40 %i = alloca i32, align 4
41 store i32 0, i32* %retval
42 store i32 0, i32* %i, align 4, !dbg !12
43 br label %while.cond, !dbg !13
45 while.cond: ; preds = %if.end, %entry
46 %0 = load i32, i32* %i, align 4, !dbg !14
47 %inc = add nsw i32 %0, 1, !dbg !14
48 store i32 %inc, i32* %i, align 4, !dbg !14
49 %cmp = icmp slt i32 %0, 400000000, !dbg !14
50 br i1 %cmp, label %while.body, label %while.end, !dbg !14
52 while.body: ; preds = %while.cond
53 %1 = load i32, i32* %i, align 4, !dbg !16
54 %cmp1 = icmp ne i32 %1, 100, !dbg !16
55 br i1 %cmp1, label %if.then, label %if.else, !dbg !16
58 if.then: ; preds = %while.body
59 %2 = load i32, i32* %i, align 4, !dbg !18
60 %3 = load i32, i32* %s, align 4, !dbg !18
61 %call = call i32 @_Z3sumii(i32 %2, i32 %3), !dbg !18
62 ; CHECK-NOT: call i32 @_Z3sumii
63 store i32 %call, i32* %s, align 4, !dbg !18
64 br label %if.end, !dbg !18
66 if.else: ; preds = %while.body
67 store i32 30, i32* %s, align 4, !dbg !20
70 if.end: ; preds = %if.else, %if.then
71 br label %while.cond, !dbg !22
73 while.end: ; preds = %while.cond
74 %4 = load i32, i32* %s, align 4, !dbg !24
75 %call2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i32 0, i32 0), i32 %4), !dbg !24
79 declare i32 @printf(i8*, ...) #2
81 attributes #0 = { "use-sample-profile" }
84 !llvm.module.flags = !{!8, !9}
87 !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)
88 !1 = !DIFile(filename: "calls.cc", directory: ".")
90 !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)
91 !5 = !DIFile(filename: "calls.cc", directory: ".")
92 !6 = !DISubroutineType(types: !2)
93 !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)
94 !8 = !{i32 2, !"Dwarf Version", i32 4}
95 !9 = !{i32 1, !"Debug Info Version", i32 3}
96 !10 = !{!"clang version 3.5 "}
97 !11 = !DILocation(line: 4, scope: !4)
98 !12 = !DILocation(line: 8, scope: !7)
99 !13 = !DILocation(line: 9, scope: !7)
100 !14 = !DILocation(line: 9, scope: !15)
101 !15 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !7)
102 !16 = !DILocation(line: 10, scope: !17)
103 !17 = distinct !DILexicalBlock(line: 10, column: 0, file: !1, scope: !7)
104 !18 = !DILocation(line: 10, scope: !19)
105 !19 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !17)
106 !20 = !DILocation(line: 10, scope: !21)
107 !21 = !DILexicalBlockFile(discriminator: 4, file: !1, scope: !17)
108 !22 = !DILocation(line: 10, scope: !23)
109 !23 = !DILexicalBlockFile(discriminator: 6, file: !1, scope: !17)
110 !24 = !DILocation(line: 11, scope: !7)
111 !25 = !DILocation(line: 12, scope: !7)