1 ; Make sure Import GUID list for ThinLTO properly maintained while update function's entry count for inlining
3 ; RUN: opt < %s -passes='thinlto-pre-link<O2>' -pgo-kind=pgo-sample-use-pipeline -sample-profile-file=%S/Inputs/inline-callee-update.prof -S | FileCheck %s
5 @y = global i32* ()* null, align 8
6 @z = global i32* ()* null, align 8
8 ; CHECK: define i32* @sample_loader_inlinee() {{.*}} !prof ![[ENTRY:[0-9]+]]
9 define i32* @sample_loader_inlinee() #0 !dbg !3 {
11 %tmp = call i32* @direct_leaf_func(i32* null), !dbg !4
12 %cmp = icmp ne i32* %tmp, null
13 br i1 %cmp, label %then, label %else
16 %tmp1 = load i32* ()*, i32* ()** @z, align 8, !dbg !5
17 %tmp2 = call i32* %tmp1(), !dbg !5
24 ; CHECK: define i32* @cgscc_inlinee() {{.*}} !prof ![[ENTRY:[0-9]+]]
25 define i32* @cgscc_inlinee() #0 !dbg !6 {
27 %tmp = call i32* @direct_leaf_func(i32* null), !dbg !7
28 %cmp = icmp ne i32* %tmp, null
29 br i1 %cmp, label %then, label %else
32 %tmp1 = load i32* ()*, i32* ()** @y, align 8, !dbg !8
33 %tmp2 = call i32* %tmp1(), !dbg !8
40 define i32* @test_sample_loader_inline(void ()* %arg) #0 !dbg !9 {
42 %tmp = call i32* @sample_loader_inlinee(), !dbg !10
46 define i32* @test_cgscc_inline(void ()* %arg) #0 !dbg !11 {
48 %tmp = call i32* @cgscc_inlinee(), !dbg !12
52 declare i32* @direct_leaf_func(i32*)
54 attributes #0 = {"use-sample-profile"}
57 !llvm.module.flags = !{!2}
59 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, isOptimized: false, runtimeVersion: 0, emissionKind: NoDebug)
60 !1 = !DIFile(filename: "test.cc", directory: "/")
61 !2 = !{i32 2, !"Debug Info Version", i32 3}
62 !3 = distinct !DISubprogram(name: "sample_loader_inlinee", scope: !1, file: !1, line: 11, spFlags: DISPFlagDefinition, unit: !0)
63 !4 = !DILocation(line: 12, scope: !3)
64 !5 = !DILocation(line: 13, scope: !3)
65 !6 = distinct !DISubprogram(name: "cgscc_inlinee", scope: !1, file: !1, line: 31, spFlags: DISPFlagDefinition, unit: !0)
66 !7 = !DILocation(line: 32, scope: !6)
67 !8 = !DILocation(line: 33, scope: !6)
68 !9 = distinct !DISubprogram(name: "test_sample_loader_inline", scope: !1, file: !1, line: 3, spFlags: DISPFlagDefinition, unit: !0)
69 !10 = !DILocation(line: 4, scope: !9)
70 !11 = distinct !DISubprogram(name: "test_cgscc_inline", scope: !1, file: !1, line: 20, spFlags: DISPFlagDefinition, unit: !0)
71 !12 = !DILocation(line: 21, scope: !11)
73 ; Make sure the ImportGUID stays with entry count metadata for ThinLTO-PreLink
74 ; CHECK: ![[ENTRY]] = !{!"function_entry_count", i64 1, i64 -9171813444624716006}