; LLVM IR from eyangch/competitive-programming :: AdventOfCode/2022/day10/day10.ll (Z5part1v)

; 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.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

@_Z1SB5cxx11 = external dso_local global %"class.std::__cxx11::basic_string", align 8
@cyc = external dso_local global i64, align 8
@cur = external dso_local global i64, align 8
@ans1 = external dso_local global [500 x i64], align 16

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5part1v() #1 personality ptr @__gxx_personality_v0 {
  %1 = alloca i64, align 8
  %2 = alloca %"class.std::__cxx11::basic_string", align 8
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1SB5cxx11, i64 noundef 0)
  %7 = load i8, ptr %6, align 1, !tbaa !5
  %8 = sext i8 %7 to i32
  %9 = icmp eq i32 %8, 110
  br i1 %9, label %10, label %15

10:                                               ; preds = %0
  %11 = load i64, ptr @cur, align 8, !tbaa !8
  %12 = load i64, ptr @cyc, align 8, !tbaa !8
  %13 = add nsw i64 %12, 1
  store i64 %13, ptr @cyc, align 8, !tbaa !8
  %14 = getelementptr inbounds [500 x i64], ptr @ans1, i64 0, i64 %13
  store i64 %11, ptr %14, align 8, !tbaa !8
  br label %41

15:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 8, ptr %1) #4
  call void @llvm.lifetime.start.p0(i64 32, ptr %2) #4
  call void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind writable sret(%"class.std::__cxx11::basic_string") align 8 %2, ptr noundef nonnull align 8 dereferenceable(32) @_Z1SB5cxx11, i64 noundef 5, i64 noundef -1)
  %16 = invoke noundef i32 @_ZNSt7__cxx114stoiERKNS_12basic_stringIcSt11char_traitsIcESaIcEEEPmi(ptr noundef nonnull align 8 dereferenceable(32) %2, ptr noundef null, i32 noundef 10)
          to label %17 unwind label %22

17:                                               ; preds = %15
  %18 = sext i32 %16 to i64
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #4
  store i64 %18, ptr %1, align 8, !tbaa !8
  %19 = load i64, ptr @cyc, align 8, !tbaa !8
  %20 = icmp sgt i64 %19, 400
  br i1 %20, label %21, label %26

21:                                               ; preds = %17
  store i32 1, ptr %5, align 4
  br label %38

22:                                               ; preds = %15
  %23 = landingpad { ptr, i32 }
          cleanup
  %24 = extractvalue { ptr, i32 } %23, 0
  store ptr %24, ptr %3, align 8
  %25 = extractvalue { ptr, i32 } %23, 1
  store i32 %25, ptr %4, align 4
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %2) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr %2) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #4
  br label %42

26:                                               ; preds = %17
  %27 = load i64, ptr @cur, align 8, !tbaa !8
  %28 = load i64, ptr @cyc, align 8, !tbaa !8
  %29 = add nsw i64 %28, 1
  store i64 %29, ptr @cyc, align 8, !tbaa !8
  %30 = getelementptr inbounds [500 x i64], ptr @ans1, i64 0, i64 %29
  store i64 %27, ptr %30, align 8, !tbaa !8
  %31 = load i64, ptr @cur, align 8, !tbaa !8
  %32 = load i64, ptr @cyc, align 8, !tbaa !8
  %33 = add nsw i64 %32, 1
  store i64 %33, ptr @cyc, align 8, !tbaa !8
  %34 = getelementptr inbounds [500 x i64], ptr @ans1, i64 0, i64 %33
  store i64 %31, ptr %34, align 8, !tbaa !8
  %35 = load i64, ptr %1, align 8, !tbaa !8
  %36 = load i64, ptr @cur, align 8, !tbaa !8
  %37 = add nsw i64 %36, %35
  store i64 %37, ptr @cur, align 8, !tbaa !8
  store i32 0, ptr %5, align 4
  br label %38

38:                                               ; preds = %26, %21
  call void @llvm.lifetime.end.p0(i64 8, ptr %1) #4
  %39 = load i32, ptr %5, align 4
  switch i32 %39, label %47 [
    i32 0, label %40
    i32 1, label %41
  ]

40:                                               ; preds = %38
  br label %41

41:                                               ; preds = %40, %38, %10
  ret void

42:                                               ; preds = %22
  %43 = load ptr, ptr %3, align 8
  %44 = load i32, ptr %4, align 4
  %45 = insertvalue { ptr, i32 } poison, ptr %43, 0
  %46 = insertvalue { ptr, i32 } %45, i32 %44, 1
  resume { ptr, i32 } %46

47:                                               ; preds = %38
  unreachable
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) #0 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i32 @_ZNSt7__cxx114stoiERKNS_12basic_stringIcSt11char_traitsIcESaIcEEEPmi(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, i32 noundef) #3

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #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 = { mustprogress 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 #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint mustprogress 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 #4 = { 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"long long", !6, i64 0}


; 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"

%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

@_Z1SB5cxx11 = external dso_local global %"class.std::__cxx11::basic_string", align 8
@cyc = external dso_local local_unnamed_addr global i64, align 8
@cur = external dso_local local_unnamed_addr global i64, align 8
@ans1 = external dso_local local_unnamed_addr global [500 x i64], align 16

; Function Attrs: mustprogress nounwind uwtable
declare void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z5part1v() local_unnamed_addr #1 personality ptr @__gxx_personality_v0 {
  %1 = alloca %"class.std::__cxx11::basic_string", align 8
  %2 = tail call noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32) @_Z1SB5cxx11, i64 noundef 0)
  %3 = load i8, ptr %2, align 1, !tbaa !5
  %4 = icmp eq i8 %3, 110
  br i1 %4, label %5, label %10

5:                                                ; preds = %0
  %6 = load i64, ptr @cur, align 8, !tbaa !8
  %7 = load i64, ptr @cyc, align 8, !tbaa !8
  %8 = add nsw i64 %7, 1
  store i64 %8, ptr @cyc, align 8, !tbaa !8
  %9 = getelementptr inbounds [500 x i64], ptr @ans1, i64 0, i64 %8
  store i64 %6, ptr %9, align 8, !tbaa !8
  br label %25

10:                                               ; preds = %0
  call void @llvm.lifetime.start.p0(i64 32, ptr nonnull %1) #4
  call void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind nonnull writable sret(%"class.std::__cxx11::basic_string") align 8 %1, ptr noundef nonnull align 8 dereferenceable(32) @_Z1SB5cxx11, i64 noundef 5, i64 noundef -1)
  %11 = invoke noundef i32 @_ZNSt7__cxx114stoiERKNS_12basic_stringIcSt11char_traitsIcESaIcEEEPmi(ptr noundef nonnull align 8 dereferenceable(32) %1, ptr noundef null, i32 noundef 10)
          to label %12 unwind label %15

12:                                               ; preds = %10
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #4
  %13 = load i64, ptr @cyc, align 8, !tbaa !8
  %14 = icmp sgt i64 %13, 400
  br i1 %14, label %25, label %17

15:                                               ; preds = %10
  %16 = landingpad { ptr, i32 }
          cleanup
  call void @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEED2Ev(ptr noundef nonnull align 8 dereferenceable(32) %1) #4
  call void @llvm.lifetime.end.p0(i64 32, ptr nonnull %1) #4
  resume { ptr, i32 } %16

17:                                               ; preds = %12
  %18 = sext i32 %11 to i64
  %19 = load i64, ptr @cur, align 8, !tbaa !8
  %20 = add nsw i64 %13, 1
  %21 = getelementptr inbounds [500 x i64], ptr @ans1, i64 0, i64 %20
  store i64 %19, ptr %21, align 8, !tbaa !8
  %22 = add nsw i64 %13, 2
  store i64 %22, ptr @cyc, align 8, !tbaa !8
  %23 = getelementptr inbounds [500 x i64], ptr @ans1, i64 0, i64 %22
  store i64 %19, ptr %23, align 8, !tbaa !8
  %24 = add nsw i64 %19, %18
  store i64 %24, ptr @cur, align 8, !tbaa !8
  br label %25

25:                                               ; preds = %17, %12, %5
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare noundef nonnull align 1 dereferenceable(1) ptr @_ZNSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEixEm(ptr noundef nonnull align 8 dereferenceable(32), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef i32 @_ZNSt7__cxx114stoiERKNS_12basic_stringIcSt11char_traitsIcESaIcEEEPmi(ptr noundef nonnull align 8 dereferenceable(32), ptr noundef, i32 noundef) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare void @_ZNKSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEE6substrEmm(ptr dead_on_unwind noalias writable sret(%"class.std::__cxx11::basic_string") align 8, ptr noundef nonnull align 8 dereferenceable(32), i64 noundef, i64 noundef) local_unnamed_addr #1 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #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 = { mustprogress 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 #2 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { inlinehint mustprogress 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 #4 = { 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !9, i64 0}
!9 = !{!"long long", !6, i64 0}


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