; LLVM IR from tum-i4/obfuscation-benchmarks :: tigress-generated-programs (RandomFunc)

; 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: nounwind uwtable
define dso_local void @RandomFunc(ptr noundef %0, ptr noundef %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca [1 x i32], align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #2
  %6 = load ptr, ptr %3, align 8, !tbaa !5
  %7 = getelementptr inbounds i32, ptr %6, i64 0
  %8 = load i32, ptr %7, align 4, !tbaa !9
  %9 = xor i32 %8, 700325083
  %10 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  store i32 %9, ptr %10, align 4, !tbaa !9
  %11 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %12 = load i32, ptr %11, align 4, !tbaa !9
  %13 = lshr i32 %12, 4
  %14 = and i32 %13, 1
  %15 = icmp ne i32 %14, 0
  br i1 %15, label %16, label %34

16:                                               ; preds = %2
  %17 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %18 = load i32, ptr %17, align 4, !tbaa !9
  %19 = lshr i32 %18, 2
  %20 = and i32 %19, 1
  %21 = icmp ne i32 %20, 0
  br i1 %21, label %33, label %22

22:                                               ; preds = %16
  %23 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %24 = load i32, ptr %23, align 4, !tbaa !9
  %25 = lshr i32 %24, 1
  %26 = and i32 %25, 7
  %27 = zext i32 %26 to i64
  %28 = or i64 %27, 1
  %29 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %30 = load i32, ptr %29, align 4, !tbaa !9
  %31 = trunc i64 %28 to i32
  %32 = shl i32 %30, %31
  store i32 %32, ptr %29, align 4, !tbaa !9
  br label %33

33:                                               ; preds = %22, %16
  br label %45

34:                                               ; preds = %2
  %35 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %36 = load i32, ptr %35, align 4, !tbaa !9
  %37 = lshr i32 %36, 1
  %38 = and i32 %37, 7
  %39 = zext i32 %38 to i64
  %40 = or i64 %39, 1
  %41 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %42 = load i32, ptr %41, align 4, !tbaa !9
  %43 = trunc i64 %40 to i32
  %44 = lshr i32 %42, %43
  store i32 %44, ptr %41, align 4, !tbaa !9
  br label %45

45:                                               ; preds = %34, %33
  %46 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %47 = load i32, ptr %46, align 4, !tbaa !9
  %48 = zext i32 %47 to i64
  %49 = or i64 %48, 767205732
  %50 = or i64 %49, 428250910
  %51 = trunc i64 %50 to i32
  %52 = load ptr, ptr %4, align 8, !tbaa !5
  %53 = getelementptr inbounds i32, ptr %52, i64 0
  store i32 %51, ptr %53, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #2
  ret void
}

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

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 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"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 void @RandomFunc(ptr nocapture noundef readonly %0, ptr nocapture noundef writeonly %1) local_unnamed_addr #0 {
  %3 = load i32, ptr %0, align 4, !tbaa !5
  %4 = xor i32 %3, 700325083
  %5 = and i32 %4, 16
  %.not = icmp eq i32 %5, 0
  br i1 %.not, label %13, label %6

6:                                                ; preds = %2
  %7 = and i32 %3, 4
  %.not8 = icmp eq i32 %7, 0
  br i1 %.not8, label %8, label %18

8:                                                ; preds = %6
  %9 = lshr i32 %4, 1
  %10 = and i32 %9, 4
  %11 = or disjoint i32 %10, 1
  %12 = shl i32 %4, %11
  br label %18

13:                                               ; preds = %2
  %14 = lshr i32 %4, 1
  %15 = and i32 %14, 6
  %16 = or disjoint i32 %15, 1
  %17 = lshr i32 %4, %16
  br label %18

18:                                               ; preds = %6, %8, %13
  %.sroa.0.0 = phi i32 [ %4, %6 ], [ %12, %8 ], [ %17, %13 ]
  %19 = or i32 %.sroa.0.0, 1035908990
  store i32 %19, ptr %1, align 4, !tbaa !5
  ret void
}

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/C++ TBAA"}


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