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1; REQUIRES: x86-registered-target2 3; RUN: opt -passes='thinlto-pre-link<O2>' --cs-profilegen-file=alloc -cspgo-kind=cspgo-instr-gen-pipeline -module-summary %s -o %t1.bc4; RUN: opt -passes='thinlto-pre-link<O2>' --cs-profilegen-file=alloc -cspgo-kind=cspgo-instr-gen-pipeline -module-summary %S/Inputs/thinlto_cspgo_bar_gen.ll -o %t2.bc5; RUN: llvm-lto2 run -lto-cspgo-profile-file=alloc -lto-cspgo-gen -save-temps -o %t %t1.bc %t2.bc \6; RUN: -r=%t1.bc,foo,pl \7; RUN: -r=%t1.bc,bar,l \8; RUN: -r=%t1.bc,main,plx \9; RUN: -r=%t1.bc,__llvm_profile_filename,plx \10; RUN: -r=%t1.bc,__llvm_profile_raw_version,plx \11; RUN: -r=%t2.bc,bar,pl \12; RUN: -r=%t2.bc,odd,pl \13; RUN: -r=%t2.bc,even,pl \14; RUN: -r=%t2.bc,__llvm_profile_filename,x \15; RUN: -r=%t2.bc,__llvm_profile_raw_version,x16; RUN: llvm-dis %t.1.4.opt.bc -o - | FileCheck %s --check-prefixes=CSGEN,PREVAILING17; RUN: llvm-dis %t.2.4.opt.bc -o - | FileCheck %s --check-prefixes=CSGEN,NOPREVAILING18 19;; Prevailing __llvm_profile_raw_version is kept by LTO.20; PREVAILING: @__llvm_profile_raw_version = hidden constant i6421 22;; Non-prevailing __llvm_profile_raw_version is discarded by LTO. Ensure the23;; declaration is retained.24; NOPREVAILING: @__llvm_profile_raw_version = external hidden constant i6425; CSGEN: @__profc_26; CSGEN: @__profd_27 28source_filename = "cspgo.c"29target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"30target triple = "x86_64-unknown-linux-gnu"31 32define dso_local void @foo() #0 !prof !29 {33entry:34 br label %for.body35 36for.body:37 %i.06 = phi i32 [ 0, %entry ], [ %add1, %for.body ]38 tail call void @bar(i32 %i.06)39 %add = or i32 %i.06, 140 tail call void @bar(i32 %add)41 %add1 = add nuw nsw i32 %i.06, 242 %cmp = icmp ult i32 %add1, 20000043 br i1 %cmp, label %for.body, label %for.end, !prof !3044 45for.end:46 ret void47}48 49declare dso_local void @bar(i32)50 51define dso_local i32 @main() !prof !29 {52entry:53 tail call void @foo()54 ret i32 055}56 57attributes #0 = { "target-cpu"="x86-64" }58 59!llvm.module.flags = !{!0, !1}60 61!0 = !{i32 1, !"wchar_size", i32 4}62!1 = !{i32 1, !"ProfileSummary", !2}63!2 = !{!3, !4, !5, !6, !7, !8, !9, !10}64!3 = !{!"ProfileFormat", !"InstrProf"}65!4 = !{!"TotalCount", i64 500002}66!5 = !{!"MaxCount", i64 200000}67!6 = !{!"MaxInternalCount", i64 100000}68!7 = !{!"MaxFunctionCount", i64 200000}69!8 = !{!"NumCounts", i64 6}70!9 = !{!"NumFunctions", i64 4}71!10 = !{!"DetailedSummary", !11}72!11 = !{!12, !13, !14, !15, !16, !17, !18, !19, !20, !21, !22, !23, !24, !25, !26, !27}73!12 = !{i32 10000, i64 200000, i32 1}74!13 = !{i32 100000, i64 200000, i32 1}75!14 = !{i32 200000, i64 200000, i32 1}76!15 = !{i32 300000, i64 200000, i32 1}77!16 = !{i32 400000, i64 200000, i32 1}78!17 = !{i32 500000, i64 100000, i32 4}79!18 = !{i32 600000, i64 100000, i32 4}80!19 = !{i32 700000, i64 100000, i32 4}81!20 = !{i32 800000, i64 100000, i32 4}82!21 = !{i32 900000, i64 100000, i32 4}83!22 = !{i32 950000, i64 100000, i32 4}84!23 = !{i32 990000, i64 100000, i32 4}85!24 = !{i32 999000, i64 100000, i32 4}86!25 = !{i32 999900, i64 100000, i32 4}87!26 = !{i32 999990, i64 100000, i32 4}88!27 = !{i32 999999, i64 1, i32 6}89!29 = !{!"function_entry_count", i64 1}90!30 = !{!"branch_weights", i32 100000, i32 1}91