1; Test to check the callgraph in summary when there is PGO 2; RUN: opt -module-summary %s -o %t.o 3; RUN: llvm-bcanalyzer -dump %t.o | FileCheck %s 4; RUN: opt -module-summary %p/Inputs/thinlto-function-summary-callgraph-sample-profile-summary.ll -o %t2.o 5; RUN: llvm-lto -thinlto -o %t3 %t.o %t2.o 6; RUN: llvm-bcanalyzer -dump %t3.thinlto.bc | FileCheck %s --check-prefix=COMBINED 7 8 9; CHECK: <SOURCE_FILENAME 10; "hot_function" 11; CHECK-NEXT: <FUNCTION op0=0 op1=12 12; "hot1" 13; CHECK-NEXT: <FUNCTION op0=12 op1=4 14; "hot2" 15; CHECK-NEXT: <FUNCTION op0=16 op1=4 16; "hot3" 17; CHECK-NEXT: <FUNCTION op0=20 op1=4 18; "hot4" 19; CHECK-NEXT: <FUNCTION op0=24 op1=5 20; "cold" 21; CHECK-NEXT: <FUNCTION op0=29 op1=5 22; "none1" 23; CHECK-NEXT: <FUNCTION op0=34 op1=5 24; "none2" 25; CHECK-NEXT: <FUNCTION op0=39 op1=5 26; "none3" 27; CHECK-NEXT: <FUNCTION op0=44 op1=5 28; CHECK-NEXT: <FUNCTION op0=49 op1=5 29 30; CHECK-LABEL: <GLOBALVAL_SUMMARY_BLOCK 31; CHECK-NEXT: <VERSION 32; CHECK-NEXT: <VALUE_GUID op0=26 op1=123/> 33; op4=none1 op6=hot1 op8=cold1 op10=none2 op12=hot2 op14=cold2 op16=none3 op18=hot3 op20=cold3 op22=123 34; CHECK-NEXT: <PERMODULE_PROFILE {{.*}} op5=7 op6=0 op7=1 op8=3 op9=4 op10=1 op11=8 op12=0 op13=2 op14=3 op15=5 op16=1 op17=9 op18=0 op19=3 op20=3 op21=6 op22=1 op23=26 op24=4/> 35; CHECK-NEXT: </GLOBALVAL_SUMMARY_BLOCK> 36 37; CHECK: <STRTAB_BLOCK 38; CHECK-NEXT: blob data = 'hot_functionhot1hot2hot3cold1cold2cold3none1none2none3{{.*}}' 39 40; COMBINED: <GLOBALVAL_SUMMARY_BLOCK 41; COMBINED-NEXT: <VERSION 42; COMBINED-NEXT: <FLAGS 43; COMBINED-NEXT: <VALUE_GUID 44; COMBINED-NEXT: <VALUE_GUID 45; COMBINED-NEXT: <VALUE_GUID 46; COMBINED-NEXT: <VALUE_GUID 47; COMBINED-NEXT: <VALUE_GUID 48; COMBINED-NEXT: <VALUE_GUID 49; COMBINED-NEXT: <VALUE_GUID 50; COMBINED-NEXT: <VALUE_GUID 51; COMBINED-NEXT: <VALUE_GUID 52; COMBINED-NEXT: <VALUE_GUID 53; COMBINED-NEXT: <COMBINED abbrevid= 54; COMBINED-NEXT: <COMBINED abbrevid= 55; COMBINED-NEXT: <COMBINED abbrevid= 56; COMBINED-NEXT: <COMBINED abbrevid= 57; COMBINED-NEXT: <COMBINED abbrevid= 58; COMBINED-NEXT: <COMBINED abbrevid= 59; COMBINED-NEXT: <COMBINED abbrevid= 60; COMBINED-NEXT: <COMBINED abbrevid= 61; COMBINED-NEXT: <COMBINED_PROFILE {{.*}} op6=[[NONE1:.*]] op7=0 op8=[[HOT1:.*]] op9=3 op10=[[COLD1:.*]] op11=1 op12=[[NONE2:.*]] op13=0 op14=[[HOT2:.*]] op15=3 op16=[[COLD2:.*]] op17=1 op18=[[NONE3:.*]] op19=0 op20=[[HOT3:.*]] op21=3 op22=[[COLD3:.*]] op23=1/> 62; COMBINED_NEXT: <COMBINED abbrevid= 63; COMBINED_NEXT: </GLOBALVAL_SUMMARY_BLOCK> 64 65 66; ModuleID = 'thinlto-function-summary-callgraph.ll' 67target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 68target triple = "x86_64-unknown-linux-gnu" 69 70; This function have high profile count, so entry block is hot. 71define void @hot_function(i1 %a, i1 %a2) !prof !20 { 72entry: 73 call void @none1() 74 call void @hot1(), !prof !15 75 call void @cold1(), !prof !16 76 br i1 %a, label %Cold, label %Hot, !prof !41 77Cold: ; 1/1000 goes here 78 call void @none2() 79 call void @hot2(), !prof !15 80 call void @cold2(), !prof !16 81 br label %exit 82Hot: ; 999/1000 goes here 83 call void @none3() 84 call void @hot3(), !prof !15 85 call void @cold3(), !prof !16 86 br label %exit 87exit: 88 ret void 89} 90 91declare void @hot1() #1 92declare void @hot2() #1 93declare void @hot3() #1 94declare void @cold1() #1 95declare void @cold2() #1 96declare void @cold3() #1 97declare void @none1() #1 98declare void @none2() #1 99declare void @none3() #1 100 101!41 = !{!"branch_weights", i32 1, i32 1000} 102 103!llvm.module.flags = !{!1} 104!20 = !{!"function_entry_count", i64 110, i64 123} 105 106!1 = !{i32 1, !"ProfileSummary", !2} 107!2 = !{!3, !4, !5, !6, !7, !8, !9, !10} 108!3 = !{!"ProfileFormat", !"SampleProfile"} 109!4 = !{!"TotalCount", i64 10000} 110!5 = !{!"MaxCount", i64 10} 111!6 = !{!"MaxInternalCount", i64 1} 112!7 = !{!"MaxFunctionCount", i64 1000} 113!8 = !{!"NumCounts", i64 3} 114!9 = !{!"NumFunctions", i64 3} 115!10 = !{!"DetailedSummary", !11} 116!11 = !{!12, !13, !14} 117!12 = !{i32 10000, i64 100, i32 1} 118!13 = !{i32 999000, i64 100, i32 1} 119!14 = !{i32 999999, i64 1, i32 2} 120!15 = !{!"branch_weights", i32 100} 121!16 = !{!"branch_weights", i32 1} 122