1 ; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/warm-inline-instance.prof -S | FileCheck %s
2 ; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/warm-inline-instance.prof -S | FileCheck %s
4 @.str = private unnamed_addr constant [11 x i8] c"sum is %d\0A\00", align 1
6 ; Function Attrs: nounwind uwtable
7 define i32 @foo(i32 %x, i32 %y) !dbg !4 {
9 %x.addr = alloca i32, align 4
10 %y.addr = alloca i32, align 4
11 store i32 %x, i32* %x.addr, align 4
12 store i32 %y, i32* %y.addr, align 4
13 %t0 = load i32, i32* %x.addr, align 4, !dbg !11
14 %t1 = load i32, i32* %y.addr, align 4, !dbg !11
15 %add = add nsw i32 %t0, %t1, !dbg !11
16 ret i32 %add, !dbg !11
19 define i32 @goo(i32 %x, i32 %y) {
21 %x.addr = alloca i32, align 4
22 %y.addr = alloca i32, align 4
23 store i32 %x, i32* %x.addr, align 4
24 store i32 %y, i32* %y.addr, align 4
25 %t0 = load i32, i32* %x.addr, align 4, !dbg !11
26 %t1 = load i32, i32* %y.addr, align 4, !dbg !11
27 %add = add nsw i32 %t0, %t1, !dbg !11
28 ret i32 %add, !dbg !11
31 ; Function Attrs: uwtable
32 define i32 @main() !dbg !7 {
34 %retval = alloca i32, align 4
35 %s = alloca i32, align 4
36 %i = alloca i32, align 4
37 store i32 0, i32* %retval
38 store i32 0, i32* %i, align 4, !dbg !12
39 br label %while.cond, !dbg !13
41 while.cond: ; preds = %if.end, %entry
42 %t0 = load i32, i32* %i, align 4, !dbg !14
43 %inc = add nsw i32 %t0, 1, !dbg !14
44 store i32 %inc, i32* %i, align 4, !dbg !14
45 %cmp = icmp slt i32 %t0, 400000000, !dbg !14
46 br i1 %cmp, label %while.body, label %while.end, !dbg !14
48 while.body: ; preds = %while.cond
49 %t1 = load i32, i32* %i, align 4, !dbg !16
50 %cmp1 = icmp ne i32 %t1, 100, !dbg !16
51 br i1 %cmp1, label %if.then, label %if.else, !dbg !16
53 if.then: ; preds = %while.body
54 %t2 = load i32, i32* %i, align 4, !dbg !18
55 %t3 = load i32, i32* %s, align 4, !dbg !18
56 ; Although the ratio of total samples of @foo vs total samples of @main is
57 ; small, since the total samples count is larger than hot cutoff computed by
58 ; ProfileSummaryInfo, we will still regard the callsite of foo as hot and
59 ; early inlining will inline it.
61 ; CHECK-NOT: call i32 @foo(i32 %t2, i32 %t3)
62 %call1 = call i32 @foo(i32 %t2, i32 %t3), !dbg !18
63 store i32 %call1, i32* %s, align 4, !dbg !18
64 br label %if.end, !dbg !18
66 if.else: ; preds = %while.body
67 ; call @goo 's basicblock doesn't get any sample, so no profile will be annotated.
68 ; CHECK: call i32 @goo(i32 2, i32 3), !dbg !{{[0-9]+}}
71 %call2 = call i32 @goo(i32 2, i32 3), !dbg !26
72 store i32 %call2, i32* %s, align 4, !dbg !20
75 if.end: ; preds = %if.else, %if.then
76 br label %while.cond, !dbg !22
78 while.end: ; preds = %while.cond
79 %t4 = load i32, i32* %s, align 4, !dbg !24
80 %call3 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i32 0, i32 0), i32 %t4), !dbg !24
84 declare i32 @printf(i8*, ...) #2
87 !llvm.module.flags = !{!8, !9}
90 !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)
91 !1 = !DIFile(filename: "calls.cc", directory: ".")
93 !4 = distinct !DISubprogram(name: "foo", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !1, scope: !5, type: !6, retainedNodes: !2)
94 !5 = !DIFile(filename: "calls.cc", directory: ".")
95 !6 = !DISubroutineType(types: !2)
96 !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)
97 !8 = !{i32 2, !"Dwarf Version", i32 4}
98 !9 = !{i32 1, !"Debug Info Version", i32 3}
99 !10 = !{!"clang version 3.5 "}
100 !11 = !DILocation(line: 4, scope: !4)
101 !12 = !DILocation(line: 8, scope: !7)
102 !13 = !DILocation(line: 9, scope: !7)
103 !14 = !DILocation(line: 9, scope: !15)
104 !15 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !7)
105 !16 = !DILocation(line: 10, scope: !17)
106 !17 = distinct !DILexicalBlock(line: 10, column: 0, file: !1, scope: !7)
107 !18 = !DILocation(line: 10, scope: !19)
108 !19 = !DILexicalBlockFile(discriminator: 2, file: !1, scope: !17)
109 !20 = !DILocation(line: 10, scope: !21)
110 !21 = !DILexicalBlockFile(discriminator: 4, file: !1, scope: !17)
111 !22 = !DILocation(line: 10, scope: !23)
112 !23 = !DILexicalBlockFile(discriminator: 6, file: !1, scope: !17)
113 !24 = !DILocation(line: 11, scope: !7)
114 !25 = !DILocation(line: 12, scope: !7)
115 !26 = !DILocation(line: 11, scope: !19)