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1;; This test verifies 'auto' hotness threshold when profile file is provided.
2;;
3;; new PM
4; RUN: rm -f %t.yaml %t.hot.yaml
5; RUN: opt %s --enable-new-pm --passes='sample-profile,cgscc(inline)' \
6; RUN: --sample-profile-file=%S/Inputs/remarks-hotness.prof \
7; RUN: -S --pass-remarks-filter=inline --pass-remarks-output=%t.yaml \
8; RUN: -pass-remarks-with-hotness --disable-output
9; RUN: FileCheck %s -check-prefix=YAML-PASS < %t.yaml
10; RUN: FileCheck %s -check-prefix=YAML-MISS < %t.yaml
11
12;; test 'auto' threshold
13; RUN: opt %s --enable-new-pm --passes='sample-profile,cgscc(inline)' \
14; RUN: --sample-profile-file=%S/Inputs/remarks-hotness.prof \
15; RUN: -S --pass-remarks-filter=inline --pass-remarks-output=%t.hot.yaml \
16; RUN: --pass-remarks-with-hotness --pass-remarks-hotness-threshold=auto --disable-output
17; RUN: FileCheck %s -check-prefix=YAML-PASS < %t.hot.yaml
18; RUN: not FileCheck %s -check-prefix=YAML-MISS < %t.hot.yaml
19
20; RUN: opt %s --enable-new-pm --passes='sample-profile,cgscc(inline)' \
21; RUN: --sample-profile-file=%S/Inputs/remarks-hotness.prof \
22; RUN: -S --pass-remarks=inline --pass-remarks-missed=inline --pass-remarks-analysis=inline \
23; RUN: --pass-remarks-with-hotness --pass-remarks-hotness-threshold=auto --disable-output 2>&1 | FileCheck %s -check-prefix=CHECK-RPASS
24
25; YAML-PASS:      --- !Passed
26; YAML-PASS-NEXT: Pass:            inline
27; YAML-PASS-NEXT: Name:            Inlined
28; YAML-PASS-NEXT: DebugLoc:        { File: remarks-hotness.cpp, Line: 10, Column: 10 }
29; YAML-PASS-NEXT: Function:        _Z7caller1v
30; YAML-PASS-NEXT: Hotness:         401
31
32; YAML-MISS:      --- !Missed
33; YAML-MISS-NEXT: Pass:            inline
34; YAML-MISS-NEXT: Name:            NeverInline
35; YAML-MISS-NEXT: DebugLoc:        { File: remarks-hotness.cpp, Line: 14, Column: 10 }
36; YAML-MISS-NEXT: Function:        _Z7caller2v
37; YAML-MISS-NEXT: Hotness:         2
38
39; CHECK-RPASS: _Z7callee1v inlined into _Z7caller1v with (cost=-30, threshold=4500) at callsite _Z7caller1v:1 (hotness: 401)
40; CHECK-RPASS-NOT: _Z7callee2v not inlined into _Z7caller2v because it should never be inlined (cost=never): noinline function attribute (hotness: 2)
41
42; ModuleID = 'remarks-hotness.cpp'
43source_filename = "remarks-hotness.cpp"
44target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
45target triple = "x86_64-unknown-linux-gnu"
46
47; Function Attrs: use-sample-profile
48define dso_local i32 @_Z7callee1v() #0 !dbg !7 {
49  ret i32 1, !dbg !11
50}
51
52; Function Attrs: noinline nounwind uwtable use-sample-profile
53define dso_local i32 @_Z7callee2v() #1 !dbg !12 {
54  ret i32 2, !dbg !13
55}
56
57; Function Attrs: use-sample-profile
58define dso_local i32 @_Z7caller1v() #0 !dbg !14 {
59  %1 = call i32 @_Z7callee1v(), !dbg !15
60  ret i32 %1, !dbg !16
61}
62
63; Function Attrs: use-sample-profile
64define dso_local i32 @_Z7caller2v() #0 !dbg !17 {
65  %1 = call i32 @_Z7callee2v(), !dbg !18
66  ret i32 %1, !dbg !19
67}
68
69attributes #0 = { "use-sample-profile" }
70attributes #1 = { noinline nounwind uwtable "use-sample-profile" }
71
72!llvm.dbg.cu = !{!0}
73!llvm.module.flags = !{!3, !4, !5}
74!llvm.ident = !{!6}
75
76!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, debugInfoForProfiling: true, nameTableKind: None)
77!1 = !DIFile(filename: "remarks-hotness.cpp", directory: ".")
78!2 = !{}
79!3 = !{i32 7, !"Dwarf Version", i32 4}
80!4 = !{i32 2, !"Debug Info Version", i32 3}
81!5 = !{i32 1, !"wchar_size", i32 4}
82!6 = !{!"clang version 11.0.0"}
83!7 = distinct !DISubprogram(name: "callee1", linkageName: "_Z7callee1v", scope: !1, file: !1, line: 1, type: !8, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
84!8 = !DISubroutineType(types: !9)
85!9 = !{!10}
86!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
87!11 = !DILocation(line: 2, column: 3, scope: !7)
88!12 = distinct !DISubprogram(name: "callee2", linkageName: "_Z7callee2v", scope: !1, file: !1, line: 5, type: !8, scopeLine: 5, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
89!13 = !DILocation(line: 6, column: 3, scope: !12)
90!14 = distinct !DISubprogram(name: "caller1", linkageName: "_Z7caller1v", scope: !1, file: !1, line: 9, type: !8, scopeLine: 9, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
91!15 = !DILocation(line: 10, column: 10, scope: !14)
92!16 = !DILocation(line: 10, column: 3, scope: !14)
93!17 = distinct !DISubprogram(name: "caller2", linkageName: "_Z7caller2v", scope: !1, file: !1, line: 13, type: !8, scopeLine: 13, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
94!18 = !DILocation(line: 14, column: 10, scope: !17)
95!19 = !DILocation(line: 14, column: 3, scope: !17)
96
97