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1; Test to check the callgraph in summary when there is PGO2; RUN: opt -module-summary %s -o %t.o3; RUN: llvm-bcanalyzer -dump %t.o | FileCheck %s4; RUN: llvm-dis %t.o5; RUN: cat %t.o.ll | FileCheck %s --check-prefix=DIS6 7; Make sure the assembler doesn't error when parsing the summary8; RUN: llvm-as %t.o.ll9 10; Check assembled summary.11; RUN: llvm-dis %t.o.bc -o - | FileCheck %s --check-prefix=DIS12 13; RUN: opt -module-summary %p/Inputs/thinlto-function-summary-callgraph-profile-summary.ll -o %t2.o14; RUN: llvm-lto -thinlto -o %t3 %t.o %t2.o15; RUN: llvm-bcanalyzer -dump %t3.thinlto.bc | FileCheck %s --check-prefix=COMBINED16; RUN: llvm-dis %t3.thinlto.bc17; RUN: cat %t3.thinlto.ll | FileCheck %s --check-prefix=COMBINED-DIS18; Round trip it through llvm-as19; RUN: cat %t3.thinlto.ll | llvm-as -o - | llvm-dis -o - | FileCheck %s --check-prefix=COMBINED-DIS20 21; Make sure the assembler doesn't error when parsing the combined summary22; RUN: llvm-as %t3.thinlto.ll -o %t3.thinlto.o23 24; Check assembled combined summary.25; RUN: llvm-dis %t3.thinlto.o -o - | FileCheck %s --check-prefix=COMBINED-DIS26 27 28; CHECK: <SOURCE_FILENAME29; "hot_function"30; CHECK-NEXT: <FUNCTION op0=0 op1=1231; "hot1"32; CHECK-NEXT: <FUNCTION op0=12 op1=433; "hot2"34; CHECK-NEXT: <FUNCTION op0=16 op1=435; "hot3"36; CHECK-NEXT: <FUNCTION op0=20 op1=437; "hot4"38; CHECK-NEXT: <FUNCTION op0=24 op1=439; "cold"40; CHECK-NEXT: <FUNCTION op0=28 op1=441; "none1"42; CHECK-NEXT: <FUNCTION op0=32 op1=543; "none2"44; CHECK-NEXT: <FUNCTION op0=37 op1=545; "none3"46; CHECK-NEXT: <FUNCTION op0=42 op1=547; CHECK-LABEL: <GLOBALVAL_SUMMARY_BLOCK48; CHECK-NEXT: <VERSION49; CHECK-NEXT: <FLAGS50; CHECK-NEXT: <VALUE_GUID {{.*}} op0=25 op1=0 op2=123/>51; op4=hot1 op6=cold op8=hot2 op10=hot4 op12=none1 op14=hot3 op16=none2 op18=none3 op20=12352; CHECK-NEXT: <PERMODULE_PROFILE {{.*}} op7=1 op8=3 op9=5 op10=1 op11=2 op12=3 op13=4 op14=1 op15=6 op16=2 op17=3 op18=3 op19=7 op20=2 op21=8 op22=2 op23=25 op24=4/>53; CHECK-NEXT: </GLOBALVAL_SUMMARY_BLOCK>54 55; CHECK: <STRTAB_BLOCK56; CHECK-NEXT: blob data = 'hot_functionhot1hot2hot3hot4coldnone1none2none3{{.*}}'57 58; COMBINED: <GLOBALVAL_SUMMARY_BLOCK59; COMBINED-NEXT: <VERSION60; COMBINED-NEXT: <FLAGS61; COMBINED-NEXT: <VALUE_GUID62; COMBINED-NEXT: <VALUE_GUID63; COMBINED-NEXT: <VALUE_GUID64; COMBINED-NEXT: <VALUE_GUID65; COMBINED-NEXT: <VALUE_GUID66; COMBINED-NEXT: <VALUE_GUID67; COMBINED-NEXT: <VALUE_GUID68; COMBINED-NEXT: <VALUE_GUID69; COMBINED-NEXT: <COMBINED_PROFILE abbrevid=70; COMBINED-NEXT: <COMBINED_PROFILE abbrevid=71; COMBINED-NEXT: <COMBINED_PROFILE abbrevid=72; COMBINED-NEXT: <COMBINED_PROFILE abbrevid=73; COMBINED-NEXT: <COMBINED_PROFILE abbrevid=74; COMBINED-NEXT: <COMBINED_PROFILE abbrevid=75; COMBINED-NEXT: <COMBINED_PROFILE {{.*}} op9=[[HOT1:.*]] op10=3 op11=[[COLD:.*]] op12=1 op13=[[HOT2:.*]] op14=3 op15=[[NONE1:.*]] op16=2 op17=[[HOT3:.*]] op18=3 op19=[[NONE2:.*]] op20=2 op21=[[NONE3:.*]] op22=2/>76; COMBINED-NEXT: <COMBINED_PROFILE abbrevid=77; COMBINED-NEXT: </GLOBALVAL_SUMMARY_BLOCK>78 79 80; ModuleID = 'thinlto-function-summary-callgraph.ll'81target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"82target triple = "x86_64-unknown-linux-gnu"83 84; This function have high profile count, so entry block is hot.85define void @hot_function(i1 %a, i1 %a2) !prof !20 {86entry:87 call void @hot1()88 br i1 %a, label %Cold, label %Hot, !prof !4189Cold: ; 1/1000 goes here90 call void @cold()91 call void @hot2()92 call void @hot4(), !prof !1593 call void @none1()94 br label %exit95Hot: ; 999/1000 goes here96 call void @hot2()97 call void @hot3()98 br i1 %a2, label %None1, label %None2, !prof !4299None1: ; half goes here100 call void @none1()101 call void @none2()102 br label %exit103None2: ; half goes here104 call void @none3()105 br label %exit106exit:107 ret void108}109 110declare void @hot1() #1111declare void @hot2() #1112declare void @hot3() #1113declare void @hot4() #1114declare void @cold() #1115declare void @none1() #1116declare void @none2() #1117declare void @none3() #1118 119 120!41 = !{!"branch_weights", i32 1, i32 1000}121!42 = !{!"branch_weights", i32 1, i32 1}122 123 124 125!llvm.module.flags = !{!1}126!20 = !{!"function_entry_count", i64 110, i64 123}127 128!1 = !{i32 1, !"ProfileSummary", !2}129!2 = !{!3, !4, !5, !6, !7, !8, !9, !10}130!3 = !{!"ProfileFormat", !"InstrProf"}131!4 = !{!"TotalCount", i64 10000}132!5 = !{!"MaxCount", i64 10}133!6 = !{!"MaxInternalCount", i64 1}134!7 = !{!"MaxFunctionCount", i64 1000}135!8 = !{!"NumCounts", i64 3}136!9 = !{!"NumFunctions", i64 3}137!10 = !{!"DetailedSummary", !11}138!11 = !{!12, !13, !14}139!12 = !{i32 10000, i64 100, i32 1}140!13 = !{i32 999000, i64 100, i32 1}141!14 = !{i32 999999, i64 1, i32 2}142!15 = !{!"branch_weights", i32 100}143 144; DIS: ^0 = module: (path: "{{.*}}thinlto-function-summary-callgraph-profile-summary.ll.tmp.o{{.*}}", hash: (0, 0, 0, 0, 0))145; DIS: ^1 = gv: (guid: 123)146; DIS: ^2 = gv: (name: "none2") ; guid = 3741006263754194003147; DIS: ^3 = gv: (name: "hot3") ; guid = 5026609803865204483148; DIS: ^4 = gv: (name: "hot2") ; guid = 8117347573235780485149; DIS: ^5 = gv: (name: "hot1") ; guid = 9453975128311291976150; DIS: ^6 = gv: (name: "cold") ; guid = 11668175513417606517151; DIS: ^7 = gv: (name: "hot4") ; guid = 13161834114071272798152; DIS: ^8 = gv: (name: "none3") ; guid = 16213681105727317812153; DIS: ^9 = gv: (name: "hot_function", summaries: (function: (module: ^0, flags: (linkage: external, visibility: default, notEligibleToImport: 0, live: 0, dsoLocal: 0, canAutoHide: 0, importType: definition), insts: 16, calls: ((callee: ^5, hotness: hot), (callee: ^6, hotness: cold), (callee: ^4, hotness: hot), (callee: ^7, hotness: cold), (callee: ^10, hotness: none), (callee: ^3, hotness: hot), (callee: ^2, hotness: none), (callee: ^8, hotness: none), (callee: ^1, hotness: critical))))) ; guid = 17381606045411660303154; DIS: ^10 = gv: (name: "none1") ; guid = 17712061229457633252155 156; COMBINED-DIS: ^0 = module: (path: "{{.*}}thinlto-function-summary-callgraph-profile-summary.ll.tmp.o", hash: (0, 0, 0, 0, 0))157; COMBINED-DIS: ^1 = module: (path: "{{.*}}thinlto-function-summary-callgraph-profile-summary.ll.tmp2.o", hash: (0, 0, 0, 0, 0))158; COMBINED-DIS: ^2 = gv: (guid: 3741006263754194003, summaries: (function: (module: ^1, flags: (linkage: external, visibility: default, notEligibleToImport: 0, live: 0, dsoLocal: 0, canAutoHide: 0, importType: definition), insts: 1)))159; COMBINED-DIS: ^3 = gv: (guid: 5026609803865204483, summaries: (function: (module: ^1, flags: (linkage: external, visibility: default, notEligibleToImport: 0, live: 0, dsoLocal: 0, canAutoHide: 0, importType: definition), insts: 1)))160; COMBINED-DIS: ^4 = gv: (guid: 8117347573235780485, summaries: (function: (module: ^1, flags: (linkage: external, visibility: default, notEligibleToImport: 0, live: 0, dsoLocal: 0, canAutoHide: 0, importType: definition), insts: 1)))161; COMBINED-DIS: ^5 = gv: (guid: 9453975128311291976, summaries: (function: (module: ^1, flags: (linkage: external, visibility: default, notEligibleToImport: 0, live: 0, dsoLocal: 0, canAutoHide: 0, importType: definition), insts: 1)))162; COMBINED-DIS: ^6 = gv: (guid: 11668175513417606517, summaries: (function: (module: ^1, flags: (linkage: external, visibility: default, notEligibleToImport: 0, live: 0, dsoLocal: 0, canAutoHide: 0, importType: definition), insts: 1)))163; COMBINED-DIS: ^7 = gv: (guid: 16213681105727317812, summaries: (function: (module: ^1, flags: (linkage: external, visibility: default, notEligibleToImport: 0, live: 0, dsoLocal: 0, canAutoHide: 0, importType: definition), insts: 1)))164; COMBINED-DIS: ^8 = gv: (guid: 17381606045411660303, summaries: (function: (module: ^0, flags: (linkage: external, visibility: default, notEligibleToImport: 0, live: 0, dsoLocal: 0, canAutoHide: 0, importType: definition), insts: 16, calls: ((callee: ^5, hotness: hot), (callee: ^6, hotness: cold), (callee: ^4, hotness: hot), (callee: ^9, hotness: none), (callee: ^3, hotness: hot), (callee: ^2, hotness: none), (callee: ^7, hotness: none)))))165; COMBINED-DIS: ^9 = gv: (guid: 17712061229457633252, summaries: (function: (module: ^1, flags: (linkage: external, visibility: default, notEligibleToImport: 0, live: 0, dsoLocal: 0, canAutoHide: 0, importType: definition), insts: 1)))166