; LLVM IR from generalized-intelligence/GAAS :: deprecated/algorithms/scene_retrieving/src/nlohmann_json/benchmarks/thirdparty/a8ec120d (7CounterEdd)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%"class.benchmark::Counter" = type <{ double, i32, [4 x i8] }>

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef double @_ZN9benchmark8internal6FinishERKNS_7CounterEdd(ptr noundef nonnull align 8 dereferenceable(12) %0, double noundef %1, double noundef %2) #0 {
  %4 = alloca ptr, align 8
  %5 = alloca double, align 8
  %6 = alloca double, align 8
  %7 = alloca double, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store double %1, ptr %5, align 8, !tbaa !9
  store double %2, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #2
  %8 = load ptr, ptr %4, align 8, !tbaa !5
  %9 = getelementptr inbounds %"class.benchmark::Counter", ptr %8, i32 0, i32 0
  %10 = load double, ptr %9, align 8, !tbaa !11
  store double %10, ptr %7, align 8, !tbaa !9
  %11 = load ptr, ptr %4, align 8, !tbaa !5
  %12 = getelementptr inbounds %"class.benchmark::Counter", ptr %11, i32 0, i32 1
  %13 = load i32, ptr %12, align 8, !tbaa !14
  %14 = and i32 %13, 1
  %15 = icmp ne i32 %14, 0
  br i1 %15, label %16, label %20

16:                                               ; preds = %3
  %17 = load double, ptr %5, align 8, !tbaa !9
  %18 = load double, ptr %7, align 8, !tbaa !9
  %19 = fdiv double %18, %17
  store double %19, ptr %7, align 8, !tbaa !9
  br label %20

20:                                               ; preds = %16, %3
  %21 = load ptr, ptr %4, align 8, !tbaa !5
  %22 = getelementptr inbounds %"class.benchmark::Counter", ptr %21, i32 0, i32 1
  %23 = load i32, ptr %22, align 8, !tbaa !14
  %24 = and i32 %23, 2
  %25 = icmp ne i32 %24, 0
  br i1 %25, label %26, label %30

26:                                               ; preds = %20
  %27 = load double, ptr %6, align 8, !tbaa !9
  %28 = load double, ptr %7, align 8, !tbaa !9
  %29 = fdiv double %28, %27
  store double %29, ptr %7, align 8, !tbaa !9
  br label %30

30:                                               ; preds = %26, %20
  %31 = load double, ptr %7, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #2
  ret double %31
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

attributes #0 = { mustprogress nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"double", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"_ZTSN9benchmark7CounterE", !10, i64 0, !13, i64 8}
!13 = !{!"_ZTSN9benchmark7Counter5FlagsE", !7, i64 0}
!14 = !{!12, !13, i64 8}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) uwtable
define dso_local noundef double @_ZN9benchmark8internal6FinishERKNS_7CounterEdd(ptr nocapture noundef nonnull readonly align 8 dereferenceable(12) %0, double noundef %1, double noundef %2) local_unnamed_addr #0 {
  %4 = load double, ptr %0, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %0, i64 8
  %6 = load i32, ptr %5, align 8, !tbaa !11
  %7 = and i32 %6, 1
  %.not = icmp eq i32 %7, 0
  %8 = fdiv double %4, %1
  %.0 = select i1 %.not, double %4, double %8
  %9 = and i32 %6, 2
  %.not8 = icmp eq i32 %9, 0
  %10 = fdiv double %.0, %2
  %.1 = select i1 %.not8, double %.0, double %10
  ret double %.1
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: read) uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !7, i64 0}
!6 = !{!"_ZTSN9benchmark7CounterE", !7, i64 0, !10, i64 8}
!7 = !{!"double", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTSN9benchmark7Counter5FlagsE", !8, i64 0}
!11 = !{!6, !10, i64 8}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass