; 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
  %6 = alloca i32, align 4
  %7 = alloca i16, align 2
  %8 = 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 2, ptr %7) #2
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #2
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = getelementptr inbounds i32, ptr %9, i64 0
  %11 = load i32, ptr %10, align 4, !tbaa !9
  %12 = zext i32 %11 to i64
  %13 = add i64 %12, 914778474
  %14 = sub i64 %13, 981234615
  %15 = trunc i64 %14 to i32
  %16 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  store i32 %15, ptr %16, align 4, !tbaa !9
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %17

17:                                               ; preds = %81, %2
  %18 = load i32, ptr %6, align 4, !tbaa !9
  %19 = load ptr, ptr %3, align 8, !tbaa !5
  %20 = getelementptr inbounds i32, ptr %19, i64 1
  %21 = load i32, ptr %20, align 4, !tbaa !9
  %22 = icmp ult i32 %18, %21
  br i1 %22, label %23, label %84

23:                                               ; preds = %17
  %24 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %25 = load i32, ptr %24, align 4, !tbaa !9
  %26 = load i32, ptr %6, align 4, !tbaa !9
  %27 = icmp ult i32 %25, %26
  br i1 %27, label %28, label %54

28:                                               ; preds = %23
  %29 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %30 = load i32, ptr %29, align 4, !tbaa !9
  %31 = load i32, ptr %6, align 4, !tbaa !9
  %32 = icmp ne i32 %30, %31
  br i1 %32, label %33, label %53

33:                                               ; preds = %28
  %34 = load i32, ptr %6, align 4, !tbaa !9
  %35 = zext i32 %34 to i64
  %36 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %35
  %37 = getelementptr inbounds i16, ptr %36, i64 0
  %38 = load i16, ptr %37, align 2, !tbaa !11
  store i16 %38, ptr %7, align 2, !tbaa !11
  %39 = load i32, ptr %6, align 4, !tbaa !9
  %40 = zext i32 %39 to i64
  %41 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %40
  %42 = getelementptr inbounds i16, ptr %41, i64 1
  %43 = load i16, ptr %42, align 2, !tbaa !11
  %44 = load i32, ptr %6, align 4, !tbaa !9
  %45 = zext i32 %44 to i64
  %46 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %45
  %47 = getelementptr inbounds i16, ptr %46, i64 0
  store i16 %43, ptr %47, align 2, !tbaa !11
  %48 = load i16, ptr %7, align 2, !tbaa !11
  %49 = load i32, ptr %6, align 4, !tbaa !9
  %50 = zext i32 %49 to i64
  %51 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %50
  %52 = getelementptr inbounds i16, ptr %51, i64 1
  store i16 %48, ptr %52, align 2, !tbaa !11
  br label %53

53:                                               ; preds = %33, %28
  br label %81

54:                                               ; preds = %23
  %55 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %56 = load i32, ptr %55, align 4, !tbaa !9
  %57 = load i32, ptr %6, align 4, !tbaa !9
  %58 = icmp ugt i32 %56, %57
  br i1 %58, label %59, label %71

59:                                               ; preds = %54
  %60 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %61 = getelementptr inbounds i8, ptr %60, i64 2
  %62 = load i8, ptr %61, align 1, !tbaa !13
  store i8 %62, ptr %8, align 1, !tbaa !13
  %63 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %64 = getelementptr inbounds i8, ptr %63, i64 1
  %65 = load i8, ptr %64, align 1, !tbaa !13
  %66 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %67 = getelementptr inbounds i8, ptr %66, i64 2
  store i8 %65, ptr %67, align 1, !tbaa !13
  %68 = load i8, ptr %8, align 1, !tbaa !13
  %69 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %70 = getelementptr inbounds i8, ptr %69, i64 1
  store i8 %68, ptr %70, align 1, !tbaa !13
  br label %80

71:                                               ; preds = %54
  %72 = load i32, ptr %6, align 4, !tbaa !9
  %73 = zext i32 %72 to i64
  %74 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 %73
  %75 = load i32, ptr %74, align 4, !tbaa !9
  %76 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %77 = load i32, ptr %76, align 4, !tbaa !9
  %78 = add i32 %75, %77
  %79 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  store i32 %78, ptr %79, align 4, !tbaa !9
  br label %80

80:                                               ; preds = %71, %59
  br label %81

81:                                               ; preds = %80, %53
  %82 = load i32, ptr %6, align 4, !tbaa !9
  %83 = add i32 %82, 1
  store i32 %83, ptr %6, align 4, !tbaa !9
  br label %17, !llvm.loop !14

84:                                               ; preds = %17
  %85 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %86 = load i32, ptr %85, align 4, !tbaa !9
  %87 = zext i32 %86 to i64
  %88 = add i64 %87, 549183897
  %89 = sub i64 %88, 1311301618
  %90 = trunc i64 %89 to i32
  %91 = load ptr, ptr %4, align 8, !tbaa !5
  %92 = getelementptr inbounds i32, ptr %91, i64 0
  store i32 %90, ptr %92, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #2
  call void @llvm.lifetime.end.p0(i64 2, 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.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}
!11 = !{!12, !12, i64 0}
!12 = !{!"short", !7, i64 0}
!13 = !{!7, !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: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; 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 #1 {
  %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 = add i32 %4, -66456141
  store i32 %5, ptr %3, align 4, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %0, i64 4
  %7 = load i32, ptr %6, align 4, !tbaa !5
  %invariant.gep = getelementptr inbounds i8, ptr %3, i64 2
  %.not = icmp eq i32 %7, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2
  %8 = getelementptr inbounds i8, ptr %3, i64 1
  %wide.trip.count = zext i32 %7 to i64
  br label %9

9:                                                ; preds = %.lr.ph, %25
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %25 ]
  %10 = load i32, ptr %3, align 4
  %11 = zext i32 %10 to i64
  %12 = icmp ugt i64 %indvars.iv, %11
  %13 = lshr i32 %10, 16
  %14 = trunc i32 %13 to i8
  %15 = lshr i32 %10, 8
  %16 = trunc i32 %15 to i8
  br i1 %12, label %17, label %20

17:                                               ; preds = %9
  %18 = trunc i32 %10 to i16
  %gep = getelementptr inbounds [1 x i32], ptr %invariant.gep, i64 0, i64 %indvars.iv
  %19 = load i16, ptr %gep, align 2, !tbaa !9
  store i16 %19, ptr %3, align 4, !tbaa !9
  store i16 %18, ptr %gep, align 2, !tbaa !9
  br label %25

20:                                               ; preds = %9
  %21 = icmp ult i64 %indvars.iv, %11
  br i1 %21, label %22, label %23

22:                                               ; preds = %20
  store i8 %16, ptr %invariant.gep, align 2, !tbaa !11
  store i8 %14, ptr %8, align 1, !tbaa !11
  br label %25

23:                                               ; preds = %20
  %24 = shl i32 %10, 1
  store i32 %24, ptr %3, align 4, !tbaa !5
  br label %25

25:                                               ; preds = %22, %23, %17
  %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 %9, !llvm.loop !12

._crit_edge.loopexit:                             ; preds = %25
  %.pre = load i32, ptr %3, align 4, !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %2
  %26 = phi i32 [ %.pre, %._crit_edge.loopexit ], [ %5, %2 ]
  %27 = add i32 %26, -762117721
  store i32 %27, 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.end.p0(i64 immarg, ptr nocapture) #0

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #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 = !{!10, !10, i64 0}
!10 = !{!"short", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


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