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 -passes=sample-profile -sample-profile-file=%S/Inputs/inline-cold.prof -S | FileCheck -check-prefix=NOTINLINE %s
6 ; Make sure we inline code call sites for size if requested
8 ; Make sure we re-inline everything if requested
9 ; 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
11 ; Make sure the separate size threshold for sample profile loader inlining works
12 ; 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
14 @.str = private unnamed_addr constant [11 x i8] c"sum is %d\0A\00", align 1
16 define i32 @_Z3sumii(i32 %x, i32 %y) #0 !dbg !6 {
18 %x.addr = alloca i32, align 4
19 %y.addr = alloca i32, align 4
20 store i32 %x, ptr %x.addr, align 4
21 store i32 %y, ptr %y.addr, align 4
22 %tmp = load i32, ptr %x.addr, align 4, !dbg !8
23 %tmp1 = load i32, ptr %y.addr, align 4, !dbg !8
24 %add = add nsw i32 %tmp, %tmp1, !dbg !8
28 define i32 @main() #0 !dbg !9 {
30 %retval = alloca i32, align 4
31 %s = alloca i32, align 4
32 %i = alloca i32, align 4
33 store i32 0, ptr %retval
34 store i32 0, ptr %i, align 4, !dbg !10
35 br label %while.cond, !dbg !11
37 while.cond: ; preds = %if.end, %entry
38 %tmp = load i32, ptr %i, align 4, !dbg !12
39 %inc = add nsw i32 %tmp, 1, !dbg !12
40 store i32 %inc, ptr %i, align 4, !dbg !12
41 %cmp = icmp slt i32 %tmp, 400000000, !dbg !12
42 br i1 %cmp, label %while.body, label %while.end, !dbg !12
44 while.body: ; preds = %while.cond
45 %tmp1 = load i32, ptr %i, align 4, !dbg !14
46 %cmp1 = icmp ne i32 %tmp1, 100, !dbg !14
47 br i1 %cmp1, label %if.then, label %if.else, !dbg !14
49 if.then: ; preds = %while.body
50 %tmp2 = load i32, ptr %i, align 4, !dbg !16
51 %tmp3 = load i32, ptr %s, align 4, !dbg !16
52 %call = call i32 @_Z3sumii(i32 %tmp2, i32 %tmp3), !dbg !16
53 ; INLINE-NOT: call i32 @_Z3sumii
54 ; NOTINLINE: call i32 @_Z3sumii
55 store i32 %call, ptr %s, align 4, !dbg !16
56 br label %if.end, !dbg !16
58 if.else: ; preds = %while.body
59 store i32 30, ptr %s, align 4, !dbg !18
62 if.end: ; preds = %if.else, %if.then
63 br label %while.cond, !dbg !20
65 while.end: ; preds = %while.cond
66 %tmp4 = load i32, ptr %s, align 4, !dbg !22
67 %call2 = call i32 (ptr, ...) @printf(ptr @.str, i32 %tmp4), !dbg !22
71 attributes #0 = { "use-sample-profile" }
73 declare i32 @printf(ptr, ...)
76 !llvm.module.flags = !{!3, !4}
79 !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)
80 !1 = !DIFile(filename: "calls.cc", directory: ".")
82 !3 = !{i32 2, !"Dwarf Version", i32 4}
83 !4 = !{i32 1, !"Debug Info Version", i32 3}
84 !5 = !{!"clang version 3.5 "}
85 !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)
86 !7 = !DISubroutineType(types: !2)
87 !8 = !DILocation(line: 4, scope: !6)
88 !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)
89 !10 = !DILocation(line: 8, scope: !9)
90 !11 = !DILocation(line: 9, scope: !9)
91 !12 = !DILocation(line: 9, scope: !13)
92 !13 = !DILexicalBlockFile(scope: !9, file: !1, discriminator: 2)
93 !14 = !DILocation(line: 10, scope: !15)
94 !15 = distinct !DILexicalBlock(scope: !9, file: !1, line: 10)
95 !16 = !DILocation(line: 10, scope: !17)
96 !17 = !DILexicalBlockFile(scope: !15, file: !1, discriminator: 2)
97 !18 = !DILocation(line: 10, scope: !19)
98 !19 = !DILexicalBlockFile(scope: !15, file: !1, discriminator: 4)
99 !20 = !DILocation(line: 10, scope: !21)
100 !21 = !DILexicalBlockFile(scope: !15, file: !1, discriminator: 6)
101 !22 = !DILocation(line: 11, scope: !9)
102 !23 = !DILocation(line: 12, scope: !9)