; LLVM IR from sympiler/nasoq :: src/common/SparseUtils.ll (ZN5nasoq10add_size_tEmmPi)

; 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"

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef i64 @_ZN5nasoq10add_size_tEmmPi(i64 noundef %0, i64 noundef %1, ptr noundef %2) #1 {
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i64, align 8
  store i64 %0, ptr %4, align 8, !tbaa !5
  store i64 %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #2
  %8 = load i64, ptr %4, align 8, !tbaa !5
  %9 = load i64, ptr %5, align 8, !tbaa !5
  %10 = add i64 %8, %9
  store i64 %10, ptr %7, align 8, !tbaa !5
  %11 = load ptr, ptr %6, align 8, !tbaa !9
  %12 = load i32, ptr %11, align 4, !tbaa !11
  %13 = icmp ne i32 %12, 0
  br i1 %13, label %14, label %18

14:                                               ; preds = %3
  %15 = load i64, ptr %7, align 8, !tbaa !5
  %16 = load i64, ptr %4, align 8, !tbaa !5
  %17 = icmp uge i64 %15, %16
  br label %18

18:                                               ; preds = %14, %3
  %19 = phi i1 [ false, %3 ], [ %17, %14 ]
  %20 = zext i1 %19 to i32
  %21 = load ptr, ptr %6, align 8, !tbaa !9
  store i32 %20, ptr %21, align 4, !tbaa !11
  %22 = load ptr, ptr %6, align 8, !tbaa !9
  %23 = load i32, ptr %22, align 4, !tbaa !11
  %24 = icmp ne i32 %23, 0
  br i1 %24, label %25, label %27

25:                                               ; preds = %18
  %26 = load i64, ptr %7, align 8, !tbaa !5
  br label %28

27:                                               ; preds = %18
  br label %28

28:                                               ; preds = %27, %25
  %29 = phi i64 [ %26, %25 ], [ 0, %27 ]
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #2
  ret i64 %29
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, 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"

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
define dso_local noundef i64 @_ZN5nasoq10add_size_tEmmPi(i64 noundef %0, i64 noundef %1, ptr nocapture noundef %2) local_unnamed_addr #0 {
  %4 = add i64 %1, %0
  %5 = load i32, ptr %2, align 4, !tbaa !5
  %6 = icmp ne i32 %5, 0
  %7 = icmp uge i64 %4, %0
  %8 = and i1 %7, %6
  %9 = zext i1 %8 to i32
  store i32 %9, ptr %2, align 4, !tbaa !5
  %10 = select i1 %8, i64 %4, i64 0
  ret i64 %10
}

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" }

!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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


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