; LLVM IR from tfhe/spqlios-arithmetic :: spqlios/reim (reim_conversions)

; 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"

%struct.reim_from_znx64_precomp = type { ptr, i64 }

@reim_from_znx64_simple.precomp = external hidden global [32 x %struct.reim_from_znx64_precomp], align 16

; 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: nounwind uwtable
declare dso_local ptr @init_reim_from_znx64_precomp(ptr noundef, i32 noundef, i32 noundef) #1

; Function Attrs: nounwind uwtable
define dso_local void @reim_from_znx64_simple(i32 noundef %0, i32 noundef %1, ptr noundef %2, ptr noundef %3) #1 {
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  store i32 %0, ptr %5, align 4, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !9
  store ptr %3, ptr %8, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %10 = load i32, ptr %5, align 4, !tbaa !5
  %11 = call i32 @log2m(i32 noundef %10)
  %12 = zext i32 %11 to i64
  %13 = getelementptr inbounds %struct.reim_from_znx64_precomp, ptr @reim_from_znx64_simple.precomp, i64 %12
  store ptr %13, ptr %9, align 8, !tbaa !9
  %14 = load ptr, ptr %9, align 8, !tbaa !9
  %15 = getelementptr inbounds %struct.reim_from_znx64_precomp, ptr %14, i32 0, i32 0
  %16 = load ptr, ptr %15, align 8, !tbaa !11
  %17 = icmp ne ptr %16, null
  br i1 %17, label %26, label %18

18:                                               ; preds = %4
  %19 = load ptr, ptr %9, align 8, !tbaa !9
  %20 = load i32, ptr %5, align 4, !tbaa !5
  %21 = load i32, ptr %6, align 4, !tbaa !5
  %22 = call ptr @init_reim_from_znx64_precomp(ptr noundef %19, i32 noundef %20, i32 noundef %21)
  %23 = icmp ne ptr %22, null
  br i1 %23, label %25, label %24

24:                                               ; preds = %18
  call void @abort() #5
  unreachable

25:                                               ; preds = %18
  br label %26

26:                                               ; preds = %25, %4
  %27 = load ptr, ptr %9, align 8, !tbaa !9
  %28 = getelementptr inbounds %struct.reim_from_znx64_precomp, ptr %27, i32 0, i32 0
  %29 = load ptr, ptr %28, align 8, !tbaa !11
  %30 = load ptr, ptr %9, align 8, !tbaa !9
  %31 = load ptr, ptr %7, align 8, !tbaa !9
  %32 = load ptr, ptr %8, align 8, !tbaa !9
  call void %29(ptr noundef %30, ptr noundef %31, ptr noundef %32)
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  ret void
}

declare i32 @log2m(i32 noundef) #2

; Function Attrs: noreturn nounwind
declare void @abort() #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 = { "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 #3 = { noreturn 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 #4 = { nounwind }
attributes #5 = { noreturn 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!12, !10, i64 0}
!12 = !{!"reim_from_znx64_precomp", !10, i64 0, !13, i64 8}
!13 = !{!"long", !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"

%struct.reim_from_znx64_precomp = type { ptr, i64 }

@reim_from_znx64_simple.precomp = external hidden global [32 x %struct.reim_from_znx64_precomp], align 16

; Function Attrs: nounwind uwtable
declare dso_local ptr @init_reim_from_znx64_precomp(ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local void @reim_from_znx64_simple(i32 noundef %0, i32 noundef %1, ptr noundef %2, ptr noundef %3) local_unnamed_addr #0 {
  %5 = tail call i32 @log2m(i32 noundef %0) #3
  %6 = zext i32 %5 to i64
  %7 = getelementptr inbounds %struct.reim_from_znx64_precomp, ptr @reim_from_znx64_simple.precomp, i64 %6
  %8 = load ptr, ptr %7, align 16, !tbaa !5
  %.not = icmp eq ptr %8, null
  br i1 %.not, label %9, label %12

9:                                                ; preds = %4
  %10 = tail call ptr @init_reim_from_znx64_precomp(ptr noundef nonnull %7, i32 noundef %0, i32 noundef %1)
  %.not8 = icmp eq ptr %10, null
  br i1 %.not8, label %11, label %._crit_edge

._crit_edge:                                      ; preds = %9
  %.pre = load ptr, ptr %7, align 16, !tbaa !5
  br label %12

11:                                               ; preds = %9
  tail call void @abort() #4
  unreachable

12:                                               ; preds = %._crit_edge, %4
  %13 = phi ptr [ %.pre, %._crit_edge ], [ %8, %4 ]
  tail call void %13(ptr noundef nonnull %7, ptr noundef %2, ptr noundef %3) #3
  ret void
}

declare i32 @log2m(i32 noundef) local_unnamed_addr #1

; Function Attrs: noreturn nounwind
declare void @abort() local_unnamed_addr #2

attributes #0 = { 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 = { "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 = { noreturn 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 #3 = { nounwind }
attributes #4 = { noreturn 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 = !{!"reim_from_znx64_precomp", !7, i64 0, !10, i64 8}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"long", !8, i64 0}


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