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1; Make sure Import GUID list for ThinLTO properly maintained while update function's entry count for inlining2 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 %s4 5@y = global ptr null, align 86@z = global ptr null, align 87 8; CHECK: define ptr @sample_loader_inlinee() {{.*}} !prof ![[ENTRY:[0-9]+]]9define ptr @sample_loader_inlinee() #0 !dbg !3 {10bb:11 %tmp = call ptr @direct_leaf_func(ptr null), !dbg !412 %cmp = icmp ne ptr %tmp, null13 br i1 %cmp, label %then, label %else14 15then: ; preds = %bb16 %tmp1 = load ptr, ptr @z, align 8, !dbg !517 %tmp2 = call ptr %tmp1(), !dbg !518 ret ptr %tmp219 20else: ; preds = %bb21 ret ptr null22}23 24; CHECK: define ptr @cgscc_inlinee() {{.*}} !prof ![[ENTRY:[0-9]+]]25define ptr @cgscc_inlinee() #0 !dbg !6 {26bb:27 %tmp = call ptr @direct_leaf_func(ptr null), !dbg !728 %cmp = icmp ne ptr %tmp, null29 br i1 %cmp, label %then, label %else30 31then: ; preds = %bb32 %tmp1 = load ptr, ptr @y, align 8, !dbg !833 %tmp2 = call ptr %tmp1(), !dbg !834 ret ptr %tmp235 36else: ; preds = %bb37 ret ptr null38}39 40define ptr @test_sample_loader_inline(ptr %arg) #0 !dbg !9 {41bb:42 %tmp = call ptr @sample_loader_inlinee(), !dbg !1043 ret ptr %tmp44}45 46define ptr @test_cgscc_inline(ptr %arg) #0 !dbg !11 {47bb:48 %tmp = call ptr @cgscc_inlinee(), !dbg !1249 ret ptr %tmp50}51 52declare ptr @direct_leaf_func(ptr)53 54attributes #0 = {"use-sample-profile"}55 56!llvm.dbg.cu = !{!0}57!llvm.module.flags = !{!2}58 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)72 73; Make sure the ImportGUID stays with entry count metadata for ThinLTO-PreLink74; CHECK: ![[ENTRY]] = !{!"function_entry_count", i64 1, i64 -9171813444624716006}75