2 ; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.prof -stats -S 2>&1 | 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
21 define i32 @_Z3sumii(i32 %x, i32 %y) #0 !dbg !6 {
23 %x.addr = alloca i32, align 4
24 %y.addr = alloca i32, align 4
25 store i32 %x, ptr %x.addr, align 4
26 store i32 %y, ptr %y.addr, align 4
27 %tmp = load i32, ptr %x.addr, align 4, !dbg !8
28 %tmp1 = load i32, ptr %y.addr, align 4, !dbg !8
29 %add = add nsw i32 %tmp, %tmp1, !dbg !8
32 define i32 @main() #0 !dbg !9 {
34 %retval = alloca i32, align 4
35 %s = alloca i32, align 4
36 %i = alloca i32, align 4
37 store i32 0, ptr %retval
38 store i32 0, ptr %i, align 4, !dbg !10
39 br label %while.cond, !dbg !11
41 while.cond: ; preds = %if.end, %entry
42 %tmp = load i32, ptr %i, align 4, !dbg !12
43 %inc = add nsw i32 %tmp, 1, !dbg !12
44 store i32 %inc, ptr %i, align 4, !dbg !12
45 %cmp = icmp slt i32 %tmp, 400000000, !dbg !12
46 br i1 %cmp, label %while.body, label %while.end, !dbg !12
48 while.body: ; preds = %while.cond
49 %tmp1 = load i32, ptr %i, align 4, !dbg !14
50 %cmp1 = icmp ne i32 %tmp1, 100, !dbg !14
51 br i1 %cmp1, label %if.then, label %if.else, !dbg !14
53 if.then: ; preds = %while.body
54 %tmp2 = load i32, ptr %i, align 4, !dbg !16
55 %tmp3 = load i32, ptr %s, align 4, !dbg !16
56 %call = call i32 @_Z3sumii(i32 %tmp2, i32 %tmp3), !dbg !16
57 store i32 %call, ptr %s, align 4, !dbg !16
58 br label %if.end, !dbg !16
60 if.else: ; preds = %while.body
61 store i32 30, ptr %s, align 4, !dbg !18
64 if.end: ; preds = %if.else, %if.then
65 br label %while.cond, !dbg !20
67 while.end: ; preds = %while.cond
68 %tmp4 = load i32, ptr %s, align 4, !dbg !22
69 %call2 = call i32 (ptr, ...) @printf(ptr @.str, i32 %tmp4), !dbg !22
72 declare i32 @printf(ptr, ...)
74 attributes #0 = { "use-sample-profile" }
77 !llvm.module.flags = !{!3, !4}
80 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.5 ", isOptimized: false, runtimeVersion: 0, emissionKind: NoDebug, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
81 !1 = !DIFile(filename: "calls.cc", directory: ".")
83 !3 = !{i32 2, !"Dwarf Version", i32 4}
84 !4 = !{i32 1, !"Debug Info Version", i32 3}
85 !5 = !{!"clang version 3.5 "}
86 !6 = distinct !DISubprogram(name: "sum", scope: !1, file: !1, line: 3, type: !7, scopeLine: 3, virtualIndex: 6, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
87 !7 = !DISubroutineType(types: !2)
88 !8 = !DILocation(line: 4, scope: !6)
89 !9 = distinct !DISubprogram(name: "main", scope: !1, file: !1, line: 7, type: !7, scopeLine: 7, virtualIndex: 6, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
90 !10 = !DILocation(line: 8, scope: !9)
91 !11 = !DILocation(line: 9, scope: !9)
92 !12 = !DILocation(line: 9, scope: !13)
93 !13 = !DILexicalBlockFile(scope: !9, file: !1, discriminator: 2)
94 !14 = !DILocation(line: 10, scope: !15)
95 !15 = distinct !DILexicalBlock(scope: !9, file: !1, line: 10)
96 !16 = !DILocation(line: 10, scope: !17)
97 !17 = !DILexicalBlockFile(scope: !15, file: !1, discriminator: 2)
98 !18 = !DILocation(line: 10, scope: !19)
99 !19 = !DILexicalBlockFile(scope: !15, file: !1, discriminator: 4)
100 !20 = !DILocation(line: 10, scope: !21)
101 !21 = !DILexicalBlockFile(scope: !15, file: !1, discriminator: 6)
102 !22 = !DILocation(line: 11, scope: !9)
103 !23 = !DILocation(line: 12, scope: !9)
105 ; CHECK: 1 sample-profile - Number of functions inlined with context sensitive profile