; 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
  %6 = alloca i32, align 4
  %7 = alloca i8, align 1
  %8 = alloca i16, align 2
  %9 = alloca i8, align 1
  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
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #2
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #2
  call void @llvm.lifetime.start.p0(i64 2, ptr %8) #2
  call void @llvm.lifetime.start.p0(i64 1, ptr %9) #2
  %10 = load ptr, ptr %3, align 8, !tbaa !5
  %11 = getelementptr inbounds i32, ptr %10, i64 0
  %12 = load i32, ptr %11, align 4, !tbaa !9
  %13 = zext i32 %12 to i64
  %14 = and i64 %13, 914778474
  %15 = shl i64 %14, 7
  %16 = trunc i64 %15 to i32
  %17 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  store i32 %16, ptr %17, align 4, !tbaa !9
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %18

18:                                               ; preds = %87, %2
  %19 = load i32, ptr %6, align 4, !tbaa !9
  %20 = load ptr, ptr %3, align 8, !tbaa !5
  %21 = getelementptr inbounds i32, ptr %20, i64 1
  %22 = load i32, ptr %21, align 4, !tbaa !9
  %23 = icmp ult i32 %19, %22
  br i1 %23, label %24, label %90

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 = load i32, ptr %6, align 4, !tbaa !9
  %28 = icmp ugt i32 %26, %27
  br i1 %28, label %29, label %67

29:                                               ; preds = %24
  %30 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %31 = load i32, ptr %30, align 4, !tbaa !9
  %32 = load i32, ptr %6, align 4, !tbaa !9
  %33 = icmp ugt i32 %31, %32
  br i1 %33, label %34, label %46

34:                                               ; preds = %29
  %35 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %36 = getelementptr inbounds i8, ptr %35, i64 3
  %37 = load i8, ptr %36, align 1, !tbaa !11
  store i8 %37, ptr %7, align 1, !tbaa !11
  %38 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %39 = getelementptr inbounds i8, ptr %38, i64 1
  %40 = load i8, ptr %39, align 1, !tbaa !11
  %41 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %42 = getelementptr inbounds i8, ptr %41, i64 3
  store i8 %40, ptr %42, align 1, !tbaa !11
  %43 = load i8, ptr %7, align 1, !tbaa !11
  %44 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %45 = getelementptr inbounds i8, ptr %44, i64 1
  store i8 %43, ptr %45, align 1, !tbaa !11
  br label %66

46:                                               ; preds = %29
  %47 = load i32, ptr %6, align 4, !tbaa !9
  %48 = zext i32 %47 to i64
  %49 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %48
  %50 = getelementptr inbounds i16, ptr %49, i64 0
  %51 = load i16, ptr %50, align 2, !tbaa !12
  store i16 %51, ptr %8, align 2, !tbaa !12
  %52 = load i32, ptr %6, align 4, !tbaa !9
  %53 = zext i32 %52 to i64
  %54 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %53
  %55 = getelementptr inbounds i16, ptr %54, i64 1
  %56 = load i16, ptr %55, align 2, !tbaa !12
  %57 = load i32, ptr %6, align 4, !tbaa !9
  %58 = zext i32 %57 to i64
  %59 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %58
  %60 = getelementptr inbounds i16, ptr %59, i64 0
  store i16 %56, ptr %60, align 2, !tbaa !12
  %61 = load i16, ptr %8, align 2, !tbaa !12
  %62 = load i32, ptr %6, align 4, !tbaa !9
  %63 = zext i32 %62 to i64
  %64 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %63
  %65 = getelementptr inbounds i16, ptr %64, i64 1
  store i16 %61, ptr %65, align 2, !tbaa !12
  br label %66

66:                                               ; preds = %46, %34
  br label %87

67:                                               ; preds = %24
  %68 = load i32, ptr %6, align 4, !tbaa !9
  %69 = zext i32 %68 to i64
  %70 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %69
  %71 = getelementptr inbounds i8, ptr %70, i64 3
  %72 = load i8, ptr %71, align 1, !tbaa !11
  store i8 %72, ptr %9, align 1, !tbaa !11
  %73 = load i32, ptr %6, align 4, !tbaa !9
  %74 = zext i32 %73 to i64
  %75 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %74
  %76 = getelementptr inbounds i8, ptr %75, i64 0
  %77 = load i8, ptr %76, align 1, !tbaa !11
  %78 = load i32, ptr %6, align 4, !tbaa !9
  %79 = zext i32 %78 to i64
  %80 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %79
  %81 = getelementptr inbounds i8, ptr %80, i64 3
  store i8 %77, ptr %81, align 1, !tbaa !11
  %82 = load i8, ptr %9, align 1, !tbaa !11
  %83 = load i32, ptr %6, align 4, !tbaa !9
  %84 = zext i32 %83 to i64
  %85 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %84
  %86 = getelementptr inbounds i8, ptr %85, i64 0
  store i8 %82, ptr %86, align 1, !tbaa !11
  br label %87

87:                                               ; preds = %67, %66
  %88 = load i32, ptr %6, align 4, !tbaa !9
  %89 = add i32 %88, 1
  store i32 %89, ptr %6, align 4, !tbaa !9
  br label %18, !llvm.loop !14

90:                                               ; preds = %18
  %91 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %92 = load i32, ptr %91, align 4, !tbaa !9
  %93 = shl i32 %92, 3
  %94 = load ptr, ptr %4, align 8, !tbaa !5
  %95 = getelementptr inbounds i32, ptr %94, i64 0
  store i32 %93, ptr %95, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, ptr %9) #2
  call void @llvm.lifetime.end.p0(i64 2, ptr %8) #2
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #2
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #2
  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}
!11 = !{!7, !7, i64 0}
!12 = !{!13, !13, i64 0}
!13 = !{!"short", !7, i64 0}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}


; 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: nofree norecurse nosync nounwind memory(argmem: readwrite) uwtable
define dso_local void @RandomFunc(ptr nocapture noundef readonly %0, ptr nocapture noundef writeonly %1) local_unnamed_addr #0 {
  %3 = alloca [1 x i32], align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #2
  %4 = load i32, ptr %0, align 4, !tbaa !5
  %5 = shl i32 %4, 7
  %6 = and i32 %5, 1127527680
  store i32 %6, ptr %3, align 4, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %0, i64 4
  %8 = load i32, ptr %7, align 4, !tbaa !5
  %invariant.gep = getelementptr inbounds i8, ptr %3, i64 3
  %.not = icmp eq i32 %8, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2
  %9 = getelementptr inbounds i8, ptr %3, i64 1
  %wide.trip.count = zext i32 %8 to i64
  br label %10

10:                                               ; preds = %.lr.ph, %22
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %22 ]
  %11 = load i32, ptr %3, align 4
  %12 = zext i32 %11 to i64
  %13 = icmp ult i64 %indvars.iv, %12
  br i1 %13, label %14, label %19

14:                                               ; preds = %10
  %15 = lshr i32 %11, 8
  %16 = trunc i32 %15 to i8
  %17 = lshr i32 %11, 24
  %18 = trunc nuw i32 %17 to i8
  store i8 %16, ptr %invariant.gep, align 1, !tbaa !9
  store i8 %18, ptr %9, align 1, !tbaa !9
  br label %22

19:                                               ; preds = %10
  %20 = trunc i32 %11 to i8
  %gep = getelementptr inbounds [1 x i32], ptr %invariant.gep, i64 0, i64 %indvars.iv
  %21 = load i8, ptr %gep, align 1, !tbaa !9
  store i8 %20, ptr %gep, align 1, !tbaa !9
  store i8 %21, ptr %3, align 4, !tbaa !9
  br label %22

22:                                               ; preds = %14, %19
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
  br i1 %exitcond.not, label %._crit_edge.loopexit, label %10, !llvm.loop !10

._crit_edge.loopexit:                             ; preds = %22
  %.pre = load i32, ptr %3, align 4, !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %2
  %23 = phi i32 [ %.pre, %._crit_edge.loopexit ], [ %6, %2 ]
  %24 = shl i32 %23, 3
  store i32 %24, ptr %1, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #2
  ret void
}

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

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

attributes #0 = { nofree norecurse nosync nounwind 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 = { mustprogress 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!7, !7, i64 0}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,LICMPass,LoopRotatePass,LoopSimplifyPass,PostOrderFunctionAttrsPass,SCCPPass,SROAPass,SimplifyCFGPass