; LLVM IR from kimwalisch/primesieve :: src/PrimeSieveClass.ll (ZN10primesieve10PrimeSieveC2EPNS_13ParallelSieveE)

; 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.primesieve::PrimeSieve" = type { ptr, i64, i64, double, double, %"class.primesieve::Array", i64, i64, i32, i32, ptr }
%"class.primesieve::Array" = type { [6 x i64] }

@_ZTVN10primesieve10PrimeSieveE = external dso_local unnamed_addr constant { [5 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN10primesieve10PrimeSieveC2EPNS_13ParallelSieveE(ptr noundef nonnull align 8 dereferenceable(120) %0, ptr noundef %1) unnamed_addr #0 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %5 = load ptr, ptr %3, align 8
  store ptr getelementptr inbounds inrange(-16, 24) ({ [5 x ptr] }, ptr @_ZTVN10primesieve10PrimeSieveE, i32 0, i32 0, i32 2), ptr %5, align 8, !tbaa !9
  %6 = getelementptr inbounds %"class.primesieve::PrimeSieve", ptr %5, i32 0, i32 1
  store i64 0, ptr %6, align 8, !tbaa !11
  %7 = getelementptr inbounds %"class.primesieve::PrimeSieve", ptr %5, i32 0, i32 2
  store i64 0, ptr %7, align 8, !tbaa !17
  %8 = getelementptr inbounds %"class.primesieve::PrimeSieve", ptr %5, i32 0, i32 3
  store double 0.000000e+00, ptr %8, align 8, !tbaa !18
  %9 = getelementptr inbounds %"class.primesieve::PrimeSieve", ptr %5, i32 0, i32 4
  store double 0.000000e+00, ptr %9, align 8, !tbaa !19
  %10 = getelementptr inbounds %"class.primesieve::PrimeSieve", ptr %5, i32 0, i32 5
  %11 = getelementptr inbounds %"class.primesieve::PrimeSieve", ptr %5, i32 0, i32 6
  store i64 0, ptr %11, align 8, !tbaa !20
  %12 = getelementptr inbounds %"class.primesieve::PrimeSieve", ptr %5, i32 0, i32 7
  store i64 0, ptr %12, align 8, !tbaa !21
  %13 = getelementptr inbounds %"class.primesieve::PrimeSieve", ptr %5, i32 0, i32 8
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = getelementptr inbounds %"class.primesieve::PrimeSieve", ptr %14, i32 0, i32 8
  %16 = load i32, ptr %15, align 8, !tbaa !22
  store i32 %16, ptr %13, align 8, !tbaa !22
  %17 = getelementptr inbounds %"class.primesieve::PrimeSieve", ptr %5, i32 0, i32 9
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  %19 = getelementptr inbounds %"class.primesieve::PrimeSieve", ptr %18, i32 0, i32 9
  %20 = load i32, ptr %19, align 4, !tbaa !23
  store i32 %20, ptr %17, align 4, !tbaa !23
  %21 = getelementptr inbounds %"class.primesieve::PrimeSieve", ptr %5, i32 0, i32 10
  %22 = load ptr, ptr %4, align 8, !tbaa !5
  store ptr %22, ptr %21, align 8, !tbaa !24
  ret void
}

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" }

!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 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !13, i64 8}
!12 = !{!"_ZTSN10primesieve10PrimeSieveE", !13, i64 8, !13, i64 16, !14, i64 24, !14, i64 32, !15, i64 40, !13, i64 88, !13, i64 96, !16, i64 104, !16, i64 108, !6, i64 112}
!13 = !{!"long", !7, i64 0}
!14 = !{!"double", !7, i64 0}
!15 = !{!"_ZTSN10primesieve5ArrayImLm6EEE", !7, i64 0}
!16 = !{!"int", !7, i64 0}
!17 = !{!12, !13, i64 16}
!18 = !{!12, !14, i64 24}
!19 = !{!12, !14, i64 32}
!20 = !{!12, !13, i64 88}
!21 = !{!12, !13, i64 96}
!22 = !{!12, !16, i64 104}
!23 = !{!12, !16, i64 108}
!24 = !{!12, !6, i64 112}


; 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"

@_ZTVN10primesieve10PrimeSieveE = external dso_local unnamed_addr constant { [5 x ptr] }, align 8

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
define dso_local void @_ZN10primesieve10PrimeSieveC2EPNS_13ParallelSieveE(ptr nocapture noundef nonnull writeonly align 8 dereferenceable(120) %0, ptr noundef %1) unnamed_addr #0 align 2 {
  store ptr getelementptr inbounds inrange(-16, 24) (i8, ptr @_ZTVN10primesieve10PrimeSieveE, i64 16), ptr %0, align 8, !tbaa !5
  %3 = getelementptr inbounds i8, ptr %0, i64 8
  %4 = getelementptr inbounds i8, ptr %0, i64 88
  %5 = getelementptr inbounds i8, ptr %0, i64 104
  %6 = getelementptr inbounds i8, ptr %1, i64 104
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %3, i8 0, i64 32, i1 false)
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %4, i8 0, i64 16, i1 false)
  %7 = load <2 x i32>, ptr %6, align 8, !tbaa !8
  store <2 x i32> %7, ptr %5, align 8, !tbaa !8
  %8 = getelementptr inbounds i8, ptr %0, i64 112
  store ptr %1, ptr %8, align 8, !tbaa !11
  ret void
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(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 = { nocallback nofree nounwind willreturn memory(argmem: write) }

!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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"int", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = !{!12, !16, i64 112}
!12 = !{!"_ZTSN10primesieve10PrimeSieveE", !13, i64 8, !13, i64 16, !14, i64 24, !14, i64 32, !15, i64 40, !13, i64 88, !13, i64 96, !9, i64 104, !9, i64 108, !16, i64 112}
!13 = !{!"long", !10, i64 0}
!14 = !{!"double", !10, i64 0}
!15 = !{!"_ZTSN10primesieve5ArrayImLm6EEE", !10, i64 0}
!16 = !{!"any pointer", !10, i64 0}


; Effective O3 passes: EarlyCSEPass,InstCombinePass,MemCpyOptPass,PostOrderFunctionAttrsPass,SLPVectorizerPass,SROAPass,TailCallElimPass