; 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 i64], align 8
  %6 = alloca i64, align 8
  %7 = 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 8, ptr %5) #2
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #2
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #2
  %8 = load ptr, ptr %3, align 8, !tbaa !5
  %9 = getelementptr inbounds i64, ptr %8, i64 0
  %10 = load i64, ptr %9, align 8, !tbaa !9
  %11 = add i64 %10, 914778474
  %12 = xor i64 %11, -832765941
  %13 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  store i64 %12, ptr %13, align 8, !tbaa !9
  store i64 0, ptr %6, align 8, !tbaa !9
  br label %14

14:                                               ; preds = %20, %2
  %15 = load i64, ptr %6, align 8, !tbaa !9
  %16 = load ptr, ptr %3, align 8, !tbaa !5
  %17 = getelementptr inbounds i64, ptr %16, i64 1
  %18 = load i64, ptr %17, align 8, !tbaa !9
  %19 = icmp ult i64 %15, %18
  br i1 %19, label %20, label %32

20:                                               ; preds = %14
  %21 = load i64, ptr %6, align 8, !tbaa !9
  %22 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %21
  %23 = load i64, ptr %22, align 8, !tbaa !9
  %24 = and i64 %23, 31
  %25 = shl i64 %24, 4
  %26 = load i64, ptr %6, align 8, !tbaa !9
  %27 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %26
  %28 = load i64, ptr %27, align 8, !tbaa !9
  %29 = or i64 %28, %25
  store i64 %29, ptr %27, align 8, !tbaa !9
  %30 = load i64, ptr %6, align 8, !tbaa !9
  %31 = add i64 %30, 1
  store i64 %31, ptr %6, align 8, !tbaa !9
  br label %14, !llvm.loop !11

32:                                               ; preds = %14
  store i64 0, ptr %6, align 8, !tbaa !9
  br label %33

33:                                               ; preds = %39, %32
  %34 = load i64, ptr %6, align 8, !tbaa !9
  %35 = load ptr, ptr %3, align 8, !tbaa !5
  %36 = getelementptr inbounds i64, ptr %35, i64 1
  %37 = load i64, ptr %36, align 8, !tbaa !9
  %38 = icmp ult i64 %34, %37
  br i1 %38, label %39, label %57

39:                                               ; preds = %33
  %40 = load i64, ptr %6, align 8, !tbaa !9
  %41 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %40
  %42 = getelementptr inbounds i8, ptr %41, i64 5
  %43 = load i8, ptr %42, align 1, !tbaa !13
  store i8 %43, ptr %7, align 1, !tbaa !13
  %44 = load i64, ptr %6, align 8, !tbaa !9
  %45 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %44
  %46 = getelementptr inbounds i8, ptr %45, i64 1
  %47 = load i8, ptr %46, align 1, !tbaa !13
  %48 = load i64, ptr %6, align 8, !tbaa !9
  %49 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %48
  %50 = getelementptr inbounds i8, ptr %49, i64 5
  store i8 %47, ptr %50, align 1, !tbaa !13
  %51 = load i8, ptr %7, align 1, !tbaa !13
  %52 = load i64, ptr %6, align 8, !tbaa !9
  %53 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %52
  %54 = getelementptr inbounds i8, ptr %53, i64 1
  store i8 %51, ptr %54, align 1, !tbaa !13
  %55 = load i64, ptr %6, align 8, !tbaa !9
  %56 = add i64 %55, 2
  store i64 %56, ptr %6, align 8, !tbaa !9
  br label %33, !llvm.loop !14

57:                                               ; preds = %33
  %58 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %59 = load i64, ptr %58, align 8, !tbaa !9
  %60 = sub i64 %59, 180391357
  %61 = add i64 %60, -9223372036661211190
  %62 = load ptr, ptr %4, align 8, !tbaa !5
  %63 = getelementptr inbounds i64, ptr %62, i64 0
  store i64 %61, ptr %63, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #2
  call void @llvm.lifetime.end.p0(i64 8, 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 = !{!"long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!7, !7, i64 0}
!14 = distinct !{!14, !12}


; 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 i64], align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #2
  %4 = load i64, ptr %0, align 8, !tbaa !5
  %5 = add i64 %4, 914778474
  %6 = xor i64 %5, -832765941
  %7 = getelementptr inbounds i8, ptr %0, i64 8
  %8 = load i64, ptr %7, align 8, !tbaa !5
  %.not = icmp eq i64 %8, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph.preheader

.lr.ph.preheader:                                 ; preds = %2
  %xtraiter = and i64 %8, 3
  %9 = icmp ult i64 %8, 4
  br i1 %9, label %.lr.ph18.preheader.unr-lcssa, label %.lr.ph.preheader.new

.lr.ph.preheader.new:                             ; preds = %.lr.ph.preheader
  %unroll_iter = and i64 %8, -4
  br label %.lr.ph

.lr.ph18.preheader.unr-lcssa:                     ; preds = %.lr.ph, %.lr.ph.preheader
  %.lcssa.ph = phi i64 [ poison, %.lr.ph.preheader ], [ %26, %.lr.ph ]
  %.unr = phi i64 [ %6, %.lr.ph.preheader ], [ %26, %.lr.ph ]
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %.lr.ph18.preheader, label %.lr.ph.epil

.lr.ph.epil:                                      ; preds = %.lr.ph18.preheader.unr-lcssa, %.lr.ph.epil
  %10 = phi i64 [ %13, %.lr.ph.epil ], [ %.unr, %.lr.ph18.preheader.unr-lcssa ]
  %epil.iter = phi i64 [ %epil.iter.next, %.lr.ph.epil ], [ 0, %.lr.ph18.preheader.unr-lcssa ]
  %11 = shl i64 %10, 4
  %12 = and i64 %11, 496
  %13 = or i64 %12, %10
  %epil.iter.next = add i64 %epil.iter, 1
  %epil.iter.cmp.not = icmp eq i64 %epil.iter.next, %xtraiter
  br i1 %epil.iter.cmp.not, label %.lr.ph18.preheader, label %.lr.ph.epil, !llvm.loop !9

.lr.ph18.preheader:                               ; preds = %.lr.ph.epil, %.lr.ph18.preheader.unr-lcssa
  %.lcssa = phi i64 [ %.lcssa.ph, %.lr.ph18.preheader.unr-lcssa ], [ %13, %.lr.ph.epil ]
  store i64 %.lcssa, ptr %3, align 8, !tbaa !5
  br label %.lr.ph18

.lr.ph:                                           ; preds = %.lr.ph, %.lr.ph.preheader.new
  %14 = phi i64 [ %6, %.lr.ph.preheader.new ], [ %26, %.lr.ph ]
  %niter = phi i64 [ 0, %.lr.ph.preheader.new ], [ %niter.next.3, %.lr.ph ]
  %15 = shl i64 %14, 4
  %16 = and i64 %15, 496
  %17 = or i64 %16, %14
  %18 = shl i64 %17, 4
  %19 = and i64 %18, 496
  %20 = or i64 %19, %17
  %21 = shl i64 %20, 4
  %22 = and i64 %21, 496
  %23 = or i64 %22, %20
  %24 = shl i64 %23, 4
  %25 = and i64 %24, 496
  %26 = or i64 %25, %23
  %niter.next.3 = add i64 %niter, 4
  %niter.ncmp.3 = icmp eq i64 %niter.next.3, %unroll_iter
  br i1 %niter.ncmp.3, label %.lr.ph18.preheader.unr-lcssa, label %.lr.ph, !llvm.loop !11

.lr.ph18:                                         ; preds = %.lr.ph18.preheader, %.lr.ph18
  %.117 = phi i64 [ %32, %.lr.ph18 ], [ 0, %.lr.ph18.preheader ]
  %27 = getelementptr inbounds [1 x i64], ptr %3, i64 0, i64 %.117
  %28 = getelementptr inbounds i8, ptr %27, i64 5
  %29 = load i8, ptr %28, align 1, !tbaa !13
  %30 = getelementptr inbounds i8, ptr %27, i64 1
  %31 = load i8, ptr %30, align 1, !tbaa !13
  store i8 %31, ptr %28, align 1, !tbaa !13
  store i8 %29, ptr %30, align 1, !tbaa !13
  %32 = add nuw i64 %.117, 2
  %33 = icmp ult i64 %32, %8
  br i1 %33, label %.lr.ph18, label %._crit_edge.loopexit, !llvm.loop !14

._crit_edge.loopexit:                             ; preds = %.lr.ph18
  %.pre = load i64, ptr %3, align 8, !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %2, %._crit_edge.loopexit
  %34 = phi i64 [ %.pre, %._crit_edge.loopexit ], [ %6, %2 ]
  %35 = add i64 %34, -9223372036841602547
  store i64 %35, ptr %1, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.unroll.disable"}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!7, !7, i64 0}
!14 = distinct !{!14, !12}


; Effective O3 passes: CorrelatedValuePropagationPass,DSEPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferAlignmentPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass