; LLVM IR from xdevelnet/libsdb :: libsdb (sdb_configure)

; 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"

@my_malloc = external dso_local global ptr, align 8
@my_calloc = external dso_local global ptr, align 8
@my_free = external dso_local global ptr, align 8
@my_realloc = external dso_local global ptr, align 8

; Function Attrs: nounwind uwtable
define dso_local void @sdb_configure(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3) #0 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  store ptr %3, ptr %8, align 8, !tbaa !5
  %9 = load ptr, ptr %5, align 8, !tbaa !5
  %10 = icmp ne ptr %9, null
  br i1 %10, label %11, label %25

11:                                               ; preds = %4
  %12 = load ptr, ptr %6, align 8, !tbaa !5
  %13 = icmp ne ptr %12, null
  br i1 %13, label %14, label %25

14:                                               ; preds = %11
  %15 = load ptr, ptr %7, align 8, !tbaa !5
  %16 = icmp ne ptr %15, null
  br i1 %16, label %17, label %25

17:                                               ; preds = %14
  %18 = load ptr, ptr %8, align 8, !tbaa !5
  %19 = icmp ne ptr %18, null
  br i1 %19, label %20, label %25

20:                                               ; preds = %17
  %21 = load ptr, ptr %5, align 8, !tbaa !5
  store ptr %21, ptr @my_malloc, align 8, !tbaa !5
  %22 = load ptr, ptr %6, align 8, !tbaa !5
  store ptr %22, ptr @my_calloc, align 8, !tbaa !5
  %23 = load ptr, ptr %7, align 8, !tbaa !5
  store ptr %23, ptr @my_free, align 8, !tbaa !5
  %24 = load ptr, ptr %8, align 8, !tbaa !5
  store ptr %24, ptr @my_realloc, align 8, !tbaa !5
  br label %25

25:                                               ; preds = %20, %17, %14, %11, %4
  ret void
}

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" }

!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/C++ TBAA"}


; 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"

@my_malloc = external dso_local local_unnamed_addr global ptr, align 8
@my_calloc = external dso_local local_unnamed_addr global ptr, align 8
@my_free = external dso_local local_unnamed_addr global ptr, align 8
@my_realloc = external dso_local local_unnamed_addr global ptr, align 8

; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn memory(write, argmem: none, inaccessiblemem: none) uwtable
define dso_local void @sdb_configure(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3) local_unnamed_addr #0 {
  %5 = insertelement <4 x ptr> poison, ptr %0, i64 0
  %6 = insertelement <4 x ptr> %5, ptr %1, i64 1
  %7 = insertelement <4 x ptr> %6, ptr %2, i64 2
  %8 = insertelement <4 x ptr> %7, ptr %3, i64 3
  %9 = icmp eq <4 x ptr> %8, zeroinitializer
  %10 = bitcast <4 x i1> %9 to i4
  %11 = icmp eq i4 %10, 0
  br i1 %11, label %12, label %13

12:                                               ; preds = %4
  store ptr %0, ptr @my_malloc, align 8, !tbaa !5
  store ptr %1, ptr @my_calloc, align 8, !tbaa !5
  store ptr %2, ptr @my_free, align 8, !tbaa !5
  store ptr %3, ptr @my_realloc, align 8, !tbaa !5
  br label %13

13:                                               ; preds = %12, %4
  ret void
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn memory(write, argmem: none, inaccessiblemem: none) 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/C++ TBAA"}


; Effective O3 passes: GlobalDCEPass,GlobalOptPass,InstCombinePass,PostOrderFunctionAttrsPass,SLPVectorizerPass,SROAPass,SimplifyCFGPass