; 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 = zext i32 %8 to i64
  %10 = add i64 %9, 914778474
  %11 = xor i64 %10, 3462201355
  %12 = trunc i64 %11 to i32
  %13 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  store i32 %12, ptr %13, align 4, !tbaa !9
  %14 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %15 = load i32, ptr %14, align 4, !tbaa !9
  %16 = and i32 %15, 1
  %17 = icmp ne i32 %16, 0
  br i1 %17, label %18, label %41

18:                                               ; preds = %2
  %19 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %20 = load i32, ptr %19, align 4, !tbaa !9
  %21 = lshr i32 %20, 1
  %22 = and i32 %21, 1
  %23 = icmp ne i32 %22, 0
  br i1 %23, label %24, label %32

24:                                               ; preds = %18
  %25 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %26 = load i32, ptr %25, align 4, !tbaa !9
  %27 = lshr i32 %26, 3
  %28 = and i32 %27, 1
  %29 = icmp ne i32 %28, 0
  br i1 %29, label %30, label %31

30:                                               ; preds = %24
  br label %31

31:                                               ; preds = %30, %24
  br label %40

32:                                               ; preds = %18
  %33 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %34 = load i32, ptr %33, align 4, !tbaa !9
  %35 = and i32 %34, 15
  %36 = shl i32 %35, 3
  %37 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %38 = load i32, ptr %37, align 4, !tbaa !9
  %39 = or i32 %38, %36
  store i32 %39, ptr %37, align 4, !tbaa !9
  br label %40

40:                                               ; preds = %32, %31
  br label %49

41:                                               ; preds = %2
  %42 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %43 = load i32, ptr %42, align 4, !tbaa !9
  %44 = and i32 %43, 31
  %45 = shl i32 %44, 3
  %46 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %47 = load i32, ptr %46, align 4, !tbaa !9
  %48 = or i32 %47, %45
  store i32 %48, ptr %46, align 4, !tbaa !9
  br label %49

49:                                               ; preds = %41, %40
  %50 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %51 = load i32, ptr %50, align 4, !tbaa !9
  %52 = shl i32 %51, 15
  %53 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %54 = load i32, ptr %53, align 4, !tbaa !9
  %55 = lshr i32 %54, 17
  %56 = or i32 %52, %55
  %57 = load ptr, ptr %4, align 8, !tbaa !5
  %58 = getelementptr inbounds i32, ptr %57, i64 0
  store i32 %56, ptr %58, 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 = add i32 %3, 914778474
  %5 = xor i32 %4, -832765941
  %6 = and i32 %5, 1
  %.not = icmp eq i32 %6, 0
  br i1 %.not, label %13, label %7

7:                                                ; preds = %2
  %8 = and i32 %5, 2
  %.not10 = icmp eq i32 %8, 0
  br i1 %.not10, label %9, label %17

9:                                                ; preds = %7
  %10 = shl i32 %5, 3
  %11 = and i32 %10, 104
  %12 = or i32 %11, %5
  br label %17

13:                                               ; preds = %2
  %14 = shl i32 %5, 3
  %15 = and i32 %14, 240
  %16 = or i32 %15, %5
  br label %17

17:                                               ; preds = %7, %9, %13
  %.sroa.0.0 = phi i32 [ %12, %9 ], [ %16, %13 ], [ %5, %7 ]
  %18 = tail call i32 @llvm.fshl.i32(i32 %.sroa.0.0, i32 %.sroa.0.0, i32 15)
  store i32 %18, ptr %1, align 4, !tbaa !5
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.fshl.i32(i32, i32, i32) #1

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" }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!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,TailCallElimPass