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
5 ; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline.extbinary.afdo -S | FileCheck %s
6 ; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.extbinary.afdo -S | FileCheck %s
7 ; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline.md5extbinary.afdo -S | FileCheck %s
8 ; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.md5extbinary.afdo -S | FileCheck %s
9 ; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline.fixlenmd5.extbinary.afdo -S | FileCheck %s
10 ; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline.fixlenmd5.extbinary.afdo -S | FileCheck %s
11 ; RUN: not opt < %s -sample-profile -sample-profile-file=%S/Inputs/bad.extbinary.afdo -S 2>&1 | FileCheck %s -check-prefix=BAD-PROFILE
12 ; RUN: not opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/bad.extbinary.afdo -S 2>&1 | FileCheck %s -check-prefix=BAD-PROFILE
14 ; Original C++ test case
18 ; int sum(int x, int y) {
24 ; while (i++ < 20000 * 20000)
25 ; if (i != 100) s = sum(i, s); else s = 30;
26 ; printf("sum is %d\n", s);
30 @.str = private unnamed_addr constant [11 x i8] c"sum is %d\0A\00", align 1
32 ; Check sample-profile phase using compactbinary or extbinary format profile
33 ; will annotate the IR with exactly the same result as using text format.
34 ; CHECK: br i1 %cmp, label %while.body, label %while.end{{.*}} !prof ![[IDX1:[0-9]*]]
35 ; CHECK: br i1 %cmp1, label %if.then, label %if.else{{.*}} !prof ![[IDX2:[0-9]*]]
36 ; CHECK: call i32 (i8*, ...) @printf{{.*}} !prof ![[IDX3:[0-9]*]]
37 ; CHECK: = !{!"TotalCount", i64 26781}
38 ; CHECK: = !{!"MaxCount", i64 5553}
39 ; CHECK: ![[IDX1]] = !{!"branch_weights", i32 5392, i32 163}
40 ; CHECK: ![[IDX2]] = !{!"branch_weights", i32 5280, i32 113}
41 ; CHECK: ![[IDX3]] = !{!"branch_weights", i32 1}
43 ; Check sample-profile phase will report error when it is reading a bad profile.
44 ; BAD-PROFILE: error: {{.*}}bad.extbinary.afdo: profile reading failed: Malformed sample profile data
46 ; Function Attrs: nounwind uwtable
47 define i32 @_Z3sumii(i32 %x, i32 %y) #0 !dbg !4 {
49 %x.addr = alloca i32, align 4
50 %y.addr = alloca i32, align 4
51 store i32 %x, i32* %x.addr, align 4
52 store i32 %y, i32* %y.addr, align 4
53 %0 = load i32, i32* %x.addr, align 4, !dbg !11
54 %1 = load i32, i32* %y.addr, align 4, !dbg !11
55 %add = add nsw i32 %0, %1, !dbg !11
56 ret i32 %add, !dbg !11
59 ; Function Attrs: uwtable
60 define i32 @main() #0 !dbg !7 {
62 %retval = alloca i32, align 4
63 %s = alloca i32, align 4
64 %i = alloca i32, align 4
65 store i32 0, i32* %retval
66 store i32 0, i32* %i, align 4, !dbg !12
67 br label %while.cond, !dbg !13
69 while.cond: ; preds = %if.end, %entry
70 %0 = load i32, i32* %i, align 4, !dbg !14
71 %inc = add nsw i32 %0, 1, !dbg !14
72 store i32 %inc, i32* %i, align 4, !dbg !14
73 %cmp = icmp slt i32 %0, 400000000, !dbg !14
74 br i1 %cmp, label %while.body, label %while.end, !dbg !14
76 while.body: ; preds = %while.cond
77 %1 = load i32, i32* %i, align 4, !dbg !16
78 %cmp1 = icmp ne i32 %1, 100, !dbg !16
79 br i1 %cmp1, label %if.then, label %if.else, !dbg !16
82 if.then: ; preds = %while.body
83 %2 = load i32, i32* %i, align 4, !dbg !18
84 %3 = load i32, i32* %s, align 4, !dbg !18
85 %call = call i32 @_Z3sumii(i32 %2, i32 %3), !dbg !18
86 store i32 %call, i32* %s, align 4, !dbg !18
87 br label %if.end, !dbg !18
89 if.else: ; preds = %while.body
90 store i32 30, i32* %s, align 4, !dbg !20
93 if.end: ; preds = %if.else, %if.then
94 br label %while.cond, !dbg !22
96 while.end: ; preds = %while.cond
97 %4 = load i32, i32* %s, align 4, !dbg !24
98 %call2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i32 0, i32 0), i32 %4), !dbg !24
102 declare i32 @printf(i8*, ...) #2
104 attributes #0 = { "use-sample-profile" }
107 !llvm.module.flags = !{!8, !9}
110 !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)
111 !1 = !DIFile(filename: "calls.cc", directory: ".")
113 !4 = distinct !DISubprogram(name: "sum", linkageName: "_Z3sumii", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !1, scope: !5, type: !6, retainedNodes: !2)
114 !5 = !DIFile(filename: "calls.cc", directory: ".")
115 !6 = !DISubroutineType(types: !2)
116 !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)
117 !8 = !{i32 2, !"Dwarf Version", i32 4}
118 !9 = !{i32 1, !"Debug Info Version", i32 3}
119 !10 = !{!"clang version 3.5 "}
120 !11 = !DILocation(line: 4, scope: !4)
121 !12 = !DILocation(line: 8, scope: !7)
122 !13 = !DILocation(line: 9, scope: !7)
123 !14 = !DILocation(line: 9, scope: !15)
124 !15 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !7)
125 !16 = !DILocation(line: 10, scope: !17)
126 !17 = distinct !DILexicalBlock(line: 10, column: 0, file: !1, scope: !7)
127 !18 = !DILocation(line: 10, scope: !19)
128 !19 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !17)
129 !20 = !DILocation(line: 10, scope: !21)
130 !21 = !DILexicalBlockFile(discriminator: 4, file: !1, scope: !17)
131 !22 = !DILocation(line: 10, scope: !23)
132 !23 = !DILexicalBlockFile(discriminator: 6, file: !1, scope: !17)
133 !24 = !DILocation(line: 11, scope: !7)
134 !25 = !DILocation(line: 12, scope: !7)