1 ; Let sample profile loader replay inlining of small/cold functions
3 ; Make sure we don't inline the cold call sites by default
4 ; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline-cold.prof -S | FileCheck -check-prefix=NOTINLINE %s
5 ; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline-cold.prof -S | FileCheck -check-prefix=NOTINLINE %s
7 ; Make sure we inline code call sites for size if requested
8 ; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline-cold.prof -sample-profile-inline-size -S | FileCheck -check-prefix=INLINE %s
10 ; Make sure we re-inline everything if requested
11 ; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline-cold.prof -sample-profile-inline-size -sample-profile-cold-inline-threshold=9999999 -S | FileCheck -check-prefix=INLINE %s
13 ; Make sure the separate size threshold for sample profile loader inlining works
14 ; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/inline-cold.prof -sample-profile-inline-size -sample-profile-cold-inline-threshold=-500 -S | FileCheck -check-prefix=NOTINLINE %s
16 @.str = private unnamed_addr constant [11 x i8] c"sum is %d\0A\00", align 1
18 define i32 @_Z3sumii(i32 %x, i32 %y) #0 !dbg !6 {
20 %x.addr = alloca i32, align 4
21 %y.addr = alloca i32, align 4
22 store i32 %x, i32* %x.addr, align 4
23 store i32 %y, i32* %y.addr, align 4
24 %tmp = load i32, i32* %x.addr, align 4, !dbg !8
25 %tmp1 = load i32, i32* %y.addr, align 4, !dbg !8
26 %add = add nsw i32 %tmp, %tmp1, !dbg !8
30 define i32 @main() #0 !dbg !9 {
32 %retval = alloca i32, align 4
33 %s = alloca i32, align 4
34 %i = alloca i32, align 4
35 store i32 0, i32* %retval
36 store i32 0, i32* %i, align 4, !dbg !10
37 br label %while.cond, !dbg !11
39 while.cond: ; preds = %if.end, %entry
40 %tmp = load i32, i32* %i, align 4, !dbg !12
41 %inc = add nsw i32 %tmp, 1, !dbg !12
42 store i32 %inc, i32* %i, align 4, !dbg !12
43 %cmp = icmp slt i32 %tmp, 400000000, !dbg !12
44 br i1 %cmp, label %while.body, label %while.end, !dbg !12
46 while.body: ; preds = %while.cond
47 %tmp1 = load i32, i32* %i, align 4, !dbg !14
48 %cmp1 = icmp ne i32 %tmp1, 100, !dbg !14
49 br i1 %cmp1, label %if.then, label %if.else, !dbg !14
51 if.then: ; preds = %while.body
52 %tmp2 = load i32, i32* %i, align 4, !dbg !16
53 %tmp3 = load i32, i32* %s, align 4, !dbg !16
54 %call = call i32 @_Z3sumii(i32 %tmp2, i32 %tmp3), !dbg !16
55 ; INLINE-NOT: call i32 @_Z3sumii
56 ; NOTINLINE: call i32 @_Z3sumii
57 store i32 %call, i32* %s, align 4, !dbg !16
58 br label %if.end, !dbg !16
60 if.else: ; preds = %while.body
61 store i32 30, i32* %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, i32* %s, align 4, !dbg !22
69 %call2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([11 x i8], [11 x i8]* @.str, i32 0, i32 0), i32 %tmp4), !dbg !22
73 attributes #0 = { "use-sample-profile" }
75 declare i32 @printf(i8*, ...)
78 !llvm.module.flags = !{!3, !4}
81 !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)
82 !1 = !DIFile(filename: "calls.cc", directory: ".")
84 !3 = !{i32 2, !"Dwarf Version", i32 4}
85 !4 = !{i32 1, !"Debug Info Version", i32 3}
86 !5 = !{!"clang version 3.5 "}
87 !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)
88 !7 = !DISubroutineType(types: !2)
89 !8 = !DILocation(line: 4, scope: !6)
90 !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)
91 !10 = !DILocation(line: 8, scope: !9)
92 !11 = !DILocation(line: 9, scope: !9)
93 !12 = !DILocation(line: 9, scope: !13)
94 !13 = !DILexicalBlockFile(scope: !9, file: !1, discriminator: 2)
95 !14 = !DILocation(line: 10, scope: !15)
96 !15 = distinct !DILexicalBlock(scope: !9, file: !1, line: 10)
97 !16 = !DILocation(line: 10, scope: !17)
98 !17 = !DILexicalBlockFile(scope: !15, file: !1, discriminator: 2)
99 !18 = !DILocation(line: 10, scope: !19)
100 !19 = !DILexicalBlockFile(scope: !15, file: !1, discriminator: 4)
101 !20 = !DILocation(line: 10, scope: !21)
102 !21 = !DILexicalBlockFile(scope: !15, file: !1, discriminator: 6)
103 !22 = !DILocation(line: 11, scope: !9)
104 !23 = !DILocation(line: 12, scope: !9)