1target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 2target triple = "x86_64-unknown-linux-gnu" 3 4@odd = common dso_local global i32 0, align 4 5@even = common dso_local global i32 0, align 4 6 7define dso_local void @bar(i32 %n) !prof !29 { 8entry: 9 %call = tail call fastcc i32 @cond(i32 %n) 10 %tobool = icmp eq i32 %call, 0 11 br i1 %tobool, label %if.else, label %if.then, !prof !30 12 13if.then: 14 %0 = load i32, ptr @odd, align 4 15 %inc = add i32 %0, 1 16 store i32 %inc, ptr @odd, align 4 17 br label %if.end 18 19if.else: 20 %1 = load i32, ptr @even, align 4 21 %inc1 = add i32 %1, 1 22 store i32 %inc1, ptr @even, align 4 23 br label %if.end 24 25if.end: 26 ret void 27} 28 29define internal fastcc i32 @cond(i32 %i) #1 !prof !29 !PGOFuncName !35 { 30entry: 31 %rem = srem i32 %i, 2 32 ret i32 %rem 33} 34 35attributes #1 = { inlinehint noinline } 36 37!llvm.module.flags = !{!0, !1} 38 39!0 = !{i32 1, !"wchar_size", i32 4} 40!1 = !{i32 1, !"ProfileSummary", !2} 41!2 = !{!3, !4, !5, !6, !7, !8, !9, !10} 42!3 = !{!"ProfileFormat", !"InstrProf"} 43!4 = !{!"TotalCount", i64 500002} 44!5 = !{!"MaxCount", i64 200000} 45!6 = !{!"MaxInternalCount", i64 100000} 46!7 = !{!"MaxFunctionCount", i64 200000} 47!8 = !{!"NumCounts", i64 6} 48!9 = !{!"NumFunctions", i64 4} 49!10 = !{!"DetailedSummary", !11} 50!11 = !{!12, !13, !14, !15, !16, !17, !18, !19, !20, !21, !22, !23, !24, !25, !26, !27} 51!12 = !{i32 10000, i64 200000, i32 1} 52!13 = !{i32 100000, i64 200000, i32 1} 53!14 = !{i32 200000, i64 200000, i32 1} 54!15 = !{i32 300000, i64 200000, i32 1} 55!16 = !{i32 400000, i64 200000, i32 1} 56!17 = !{i32 500000, i64 100000, i32 4} 57!18 = !{i32 600000, i64 100000, i32 4} 58!19 = !{i32 700000, i64 100000, i32 4} 59!20 = !{i32 800000, i64 100000, i32 4} 60!21 = !{i32 900000, i64 100000, i32 4} 61!22 = !{i32 950000, i64 100000, i32 4} 62!23 = !{i32 990000, i64 100000, i32 4} 63!24 = !{i32 999000, i64 100000, i32 4} 64!25 = !{i32 999900, i64 100000, i32 4} 65!26 = !{i32 999990, i64 100000, i32 4} 66!27 = !{i32 999999, i64 1, i32 6} 67!29 = !{!"function_entry_count", i64 200000} 68!30 = !{!"branch_weights", i32 100000, i32 100000} 69!35 = !{!"cspgo_bar.c:cond"} 70