; 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: nounwind uwtable
define dso_local void @RandomFunc(ptr noundef %0, ptr noundef %1) #0 {
  %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 = sub i64 %9, 51238316
  %11 = sub i64 %10, 339126204
  %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 = lshr i32 %15, 3
  %17 = and i32 %16, 1
  %18 = icmp ne i32 %17, 0
  br i1 %18, label %19, label %33

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

24:                                               ; preds = %19
  %25 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %26 = load i32, ptr %25, align 4, !tbaa !9
  %27 = and i32 %26, 7
  %28 = shl i32 %27, 2
  %29 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %30 = load i32, ptr %29, align 4, !tbaa !9
  %31 = or i32 %30, %28
  store i32 %31, ptr %29, align 4, !tbaa !9
  br label %32

32:                                               ; preds = %24, %19
  br label %52

33:                                               ; preds = %2
  %34 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %35 = load i32, ptr %34, align 4, !tbaa !9
  %36 = lshr i32 %35, 4
  %37 = and i32 %36, 1
  %38 = icmp ne i32 %37, 0
  br i1 %38, label %39, label %45

39:                                               ; preds = %33
  %40 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %41 = load i32, ptr %40, align 4, !tbaa !9
  %42 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %43 = load i32, ptr %42, align 4, !tbaa !9
  %44 = add i32 %43, %41
  store i32 %44, ptr %42, align 4, !tbaa !9
  br label %51

45:                                               ; preds = %33
  %46 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %47 = load i32, ptr %46, align 4, !tbaa !9
  %48 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %49 = load i32, ptr %48, align 4, !tbaa !9
  %50 = mul i32 %49, %47
  store i32 %50, ptr %48, align 4, !tbaa !9
  br label %51

51:                                               ; preds = %45, %39
  br label %52

52:                                               ; preds = %51, %32
  %53 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %54 = load i32, ptr %53, align 4, !tbaa !9
  %55 = shl i32 %54, 9
  %56 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %57 = load i32, ptr %56, align 4, !tbaa !9
  %58 = lshr i32 %57, 23
  %59 = or i32 %55, %58
  %60 = xor i32 %59, 942792860
  %61 = load ptr, ptr %4, align 8, !tbaa !5
  %62 = getelementptr inbounds i32, ptr %61, i64 0
  store i32 %60, ptr %62, 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.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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, -390364520
  %5 = and i32 %4, 8
  %.not = icmp eq i32 %5, 0
  br i1 %.not, label %12, label %6

6:                                                ; preds = %2
  %7 = and i32 %3, 1
  %.not13 = icmp eq i32 %7, 0
  br i1 %.not13, label %8, label %18

8:                                                ; preds = %6
  %9 = shl i32 %3, 2
  %10 = and i32 %9, 16
  %11 = or i32 %10, %4
  br label %18

12:                                               ; preds = %2
  %13 = and i32 %4, 16
  %.not12 = icmp eq i32 %13, 0
  br i1 %.not12, label %16, label %14

14:                                               ; preds = %12
  %15 = shl i32 %4, 1
  br label %18

16:                                               ; preds = %12
  %17 = mul i32 %4, %4
  br label %18

18:                                               ; preds = %14, %16, %6, %8
  %.sroa.0.0 = phi i32 [ %4, %6 ], [ %11, %8 ], [ %15, %14 ], [ %17, %16 ]
  %19 = tail call i32 @llvm.fshl.i32(i32 %.sroa.0.0, i32 %.sroa.0.0, i32 9)
  %20 = xor i32 %19, 942792860
  store i32 %20, 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