; LLVM IR from gstonge/spreading_CR :: src/HashPropensity.ll (ZN3net14HashPropensityC2Eddd)

; 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.net::HashPropensity" = type <{ double, double, double, i8, [7 x i8] }>

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN3net14HashPropensityC2Eddd(ptr noundef nonnull align 8 dereferenceable(25) %0, double noundef %1, double noundef %2, double noundef %3) unnamed_addr #0 align 2 {
  %5 = alloca ptr, align 8
  %6 = alloca double, align 8
  %7 = alloca double, align 8
  %8 = alloca double, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store double %1, ptr %6, align 8, !tbaa !9
  store double %2, ptr %7, align 8, !tbaa !9
  store double %3, ptr %8, align 8, !tbaa !9
  %9 = load ptr, ptr %5, align 8
  %10 = getelementptr inbounds %"class.net::HashPropensity", ptr %9, i32 0, i32 0
  %11 = load double, ptr %6, align 8, !tbaa !9
  store double %11, ptr %10, align 8, !tbaa !11
  %12 = getelementptr inbounds %"class.net::HashPropensity", ptr %9, i32 0, i32 1
  %13 = load double, ptr %7, align 8, !tbaa !9
  store double %13, ptr %12, align 8, !tbaa !14
  %14 = getelementptr inbounds %"class.net::HashPropensity", ptr %9, i32 0, i32 2
  %15 = load double, ptr %8, align 8, !tbaa !9
  store double %15, ptr %14, align 8, !tbaa !15
  %16 = getelementptr inbounds %"class.net::HashPropensity", ptr %9, i32 0, i32 3
  store i8 0, ptr %16, align 8, !tbaa !16
  %17 = load double, ptr %7, align 8, !tbaa !9
  %18 = load double, ptr %6, align 8, !tbaa !9
  %19 = fdiv double %17, %18
  %20 = call double @log2(double noundef %19) #3
  %21 = getelementptr inbounds %"class.net::HashPropensity", ptr %9, i32 0, i32 2
  %22 = load double, ptr %21, align 8, !tbaa !15
  %23 = call double @log2(double noundef %22) #3
  %24 = fdiv double %20, %23
  %25 = call double @llvm.floor.f64(double %24)
  %26 = load double, ptr %7, align 8, !tbaa !9
  %27 = load double, ptr %6, align 8, !tbaa !9
  %28 = fdiv double %26, %27
  %29 = call double @log2(double noundef %28) #3
  %30 = getelementptr inbounds %"class.net::HashPropensity", ptr %9, i32 0, i32 2
  %31 = load double, ptr %30, align 8, !tbaa !15
  %32 = call double @log2(double noundef %31) #3
  %33 = fdiv double %29, %32
  %34 = call double @llvm.ceil.f64(double %33)
  %35 = fcmp oeq double %25, %34
  br i1 %35, label %36, label %42

36:                                               ; preds = %4
  %37 = load double, ptr %7, align 8, !tbaa !9
  %38 = load double, ptr %6, align 8, !tbaa !9
  %39 = fcmp une double %37, %38
  br i1 %39, label %40, label %42

40:                                               ; preds = %36
  %41 = getelementptr inbounds %"class.net::HashPropensity", ptr %9, i32 0, i32 3
  store i8 1, ptr %41, align 8, !tbaa !16
  br label %42

42:                                               ; preds = %40, %36, %4
  ret void
}

; Function Attrs: nounwind
declare double @log2(double noundef) #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.floor.f64(double) #2

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.ceil.f64(double) #2

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 = { nounwind "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 #2 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #3 = { 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 = !{!"_ZTSN3net14HashPropensityE", !10, i64 0, !10, i64 8, !10, i64 16, !13, i64 24}
!13 = !{!"bool", !7, i64 0}
!14 = !{!12, !10, i64 8}
!15 = !{!12, !10, i64 16}
!16 = !{!12, !13, i64 24}


; 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 nounwind willreturn memory(write, argmem: readwrite) uwtable
define dso_local void @_ZN3net14HashPropensityC2Eddd(ptr nocapture noundef nonnull align 8 dereferenceable(25) %0, double noundef %1, double noundef %2, double noundef %3) unnamed_addr #0 align 2 {
  store double %1, ptr %0, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %0, i64 8
  store double %2, ptr %5, align 8, !tbaa !11
  %6 = getelementptr inbounds i8, ptr %0, i64 16
  store double %3, ptr %6, align 8, !tbaa !12
  %7 = getelementptr inbounds i8, ptr %0, i64 24
  store i8 0, ptr %7, align 8, !tbaa !13
  %8 = fdiv double %2, %1
  %9 = tail call double @log2(double noundef %8) #3
  %10 = load double, ptr %6, align 8, !tbaa !12
  %11 = tail call double @log2(double noundef %10) #3
  %12 = fdiv double %9, %11
  %13 = tail call double @llvm.floor.f64(double %12)
  %14 = tail call double @log2(double noundef %8) #3
  %15 = load double, ptr %6, align 8, !tbaa !12
  %16 = tail call double @log2(double noundef %15) #3
  %17 = fdiv double %14, %16
  %18 = tail call double @llvm.ceil.f64(double %17)
  %19 = fcmp oeq double %13, %18
  %20 = fcmp une double %2, %1
  %or.cond = and i1 %20, %19
  br i1 %or.cond, label %21, label %22

21:                                               ; preds = %4
  store i8 1, ptr %7, align 8, !tbaa !13
  br label %22

22:                                               ; preds = %21, %4
  ret void
}

; Function Attrs: mustprogress nofree nounwind willreturn memory(write)
declare double @log2(double noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.floor.f64(double) #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare double @llvm.ceil.f64(double) #2

attributes #0 = { mustprogress nofree nounwind willreturn memory(write, argmem: readwrite) 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 = { mustprogress nofree nounwind willreturn memory(write) "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 #2 = { mustprogress nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #3 = { 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, !7, i64 0}
!6 = !{!"_ZTSN3net14HashPropensityE", !7, i64 0, !7, i64 8, !7, i64 16, !10, i64 24}
!7 = !{!"double", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"bool", !8, i64 0}
!11 = !{!6, !7, i64 8}
!12 = !{!6, !7, i64 16}
!13 = !{!6, !10, i64 24}


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