; 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 i64], align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i16, align 2
  %9 = alloca 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 8, ptr %5) #2
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #2
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #2
  call void @llvm.lifetime.start.p0(i64 2, ptr %8) #2
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #2
  %10 = load ptr, ptr %3, align 8, !tbaa !5
  %11 = getelementptr inbounds i64, ptr %10, i64 0
  %12 = load i64, ptr %11, align 8, !tbaa !9
  %13 = add i64 %12, 914778474
  %14 = xor i64 %13, -832765941
  %15 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  store i64 %14, ptr %15, align 8, !tbaa !9
  store i64 0, ptr %7, align 8, !tbaa !9
  br label %16

16:                                               ; preds = %58, %2
  %17 = load i64, ptr %7, align 8, !tbaa !9
  %18 = load ptr, ptr %3, align 8, !tbaa !5
  %19 = getelementptr inbounds i64, ptr %18, i64 1
  %20 = load i64, ptr %19, align 8, !tbaa !9
  %21 = icmp ult i64 %17, %20
  br i1 %21, label %22, label %61

22:                                               ; preds = %16
  store i64 0, ptr %6, align 8, !tbaa !9
  br label %23

23:                                               ; preds = %29, %22
  %24 = load i64, ptr %6, align 8, !tbaa !9
  %25 = load ptr, ptr %3, align 8, !tbaa !5
  %26 = getelementptr inbounds i64, ptr %25, i64 1
  %27 = load i64, ptr %26, align 8, !tbaa !9
  %28 = icmp ult i64 %24, %27
  br i1 %28, label %29, label %58

29:                                               ; preds = %23
  %30 = load i64, ptr %6, align 8, !tbaa !9
  %31 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %30
  %32 = getelementptr inbounds i16, ptr %31, i64 0
  %33 = load i16, ptr %32, align 2, !tbaa !11
  store i16 %33, ptr %8, align 2, !tbaa !11
  %34 = load i64, ptr %6, align 8, !tbaa !9
  %35 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %34
  %36 = getelementptr inbounds i16, ptr %35, i64 1
  %37 = load i16, ptr %36, align 2, !tbaa !11
  %38 = load i64, ptr %6, align 8, !tbaa !9
  %39 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %38
  %40 = getelementptr inbounds i16, ptr %39, i64 0
  store i16 %37, ptr %40, align 2, !tbaa !11
  %41 = load i16, ptr %8, align 2, !tbaa !11
  %42 = load i64, ptr %6, align 8, !tbaa !9
  %43 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %42
  %44 = getelementptr inbounds i16, ptr %43, i64 1
  store i16 %41, ptr %44, align 2, !tbaa !11
  %45 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %46 = getelementptr inbounds i32, ptr %45, i64 1
  %47 = load i32, ptr %46, align 4, !tbaa !13
  store i32 %47, ptr %9, align 4, !tbaa !13
  %48 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %49 = getelementptr inbounds i32, ptr %48, i64 0
  %50 = load i32, ptr %49, align 4, !tbaa !13
  %51 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %52 = getelementptr inbounds i32, ptr %51, i64 1
  store i32 %50, ptr %52, align 4, !tbaa !13
  %53 = load i32, ptr %9, align 4, !tbaa !13
  %54 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %55 = getelementptr inbounds i32, ptr %54, i64 0
  store i32 %53, ptr %55, align 4, !tbaa !13
  %56 = load i64, ptr %6, align 8, !tbaa !9
  %57 = add i64 %56, 2
  store i64 %57, ptr %6, align 8, !tbaa !9
  br label %23, !llvm.loop !15

58:                                               ; preds = %23
  %59 = load i64, ptr %7, align 8, !tbaa !9
  %60 = add i64 %59, 1
  store i64 %60, ptr %7, align 8, !tbaa !9
  br label %16, !llvm.loop !17

61:                                               ; preds = %16
  %62 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %63 = load i64, ptr %62, align 8, !tbaa !9
  %64 = mul i64 %63, 238420169
  %65 = or i64 %64, 7962364141192960077
  %66 = load ptr, ptr %4, align 8, !tbaa !5
  %67 = getelementptr inbounds i64, ptr %66, i64 0
  store i64 %65, ptr %67, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #2
  call void @llvm.lifetime.end.p0(i64 2, ptr %8) #2
  call void @llvm.lifetime.end.p0(i64 8, 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.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 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"short", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}
!17 = distinct !{!17, !16}


; 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 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
  store i64 %6, ptr %3, align 8, !tbaa !5
  %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 %34, label %.preheader.lr.ph

.preheader.lr.ph:                                 ; preds = %2
  %9 = trunc i64 %6 to i16
  %10 = lshr i64 %6, 32
  %11 = trunc nuw i64 %10 to i32
  %invariant.gep = getelementptr inbounds i8, ptr %3, i64 2
  %12 = getelementptr inbounds i8, ptr %3, i64 4
  %13 = add i64 %8, -1
  %14 = lshr i64 %13, 1
  %15 = add nuw i64 %14, 1
  %16 = icmp ult i64 %8, 3
  %unroll_iter = and i64 %15, -2
  %17 = and i64 %13, 2
  %lcmp.mod.not.not = icmp eq i64 %17, 0
  br label %.preheader

.preheader:                                       ; preds = %.preheader.lr.ph, %32
  %18 = phi i16 [ %9, %.preheader.lr.ph ], [ %.lcssa, %32 ]
  %.lcssa17 = phi i32 [ %11, %.preheader.lr.ph ], [ %.lcssa20, %32 ]
  %.01315 = phi i64 [ 0, %.preheader.lr.ph ], [ %33, %32 ]
  br i1 %16, label %.unr-lcssa, label %.preheader.new

.preheader.new:                                   ; preds = %.preheader, %.preheader.new
  %19 = phi i16 [ %28, %.preheader.new ], [ %18, %.preheader ]
  %.014 = phi i64 [ %27, %.preheader.new ], [ 0, %.preheader ]
  %20 = phi i32 [ %26, %.preheader.new ], [ %.lcssa17, %.preheader ]
  %niter = phi i64 [ %niter.next.1, %.preheader.new ], [ 0, %.preheader ]
  %gep = getelementptr [1 x i64], ptr %invariant.gep, i64 0, i64 %.014
  %21 = load i16, ptr %gep, align 2, !tbaa !9
  store i16 %21, ptr %3, align 8, !tbaa !9
  store i16 %19, ptr %gep, align 2, !tbaa !9
  %22 = load i32, ptr %3, align 8, !tbaa !11
  store i32 %20, ptr %3, align 8, !tbaa !11
  %23 = or disjoint i64 %.014, 2
  %24 = trunc i32 %20 to i16
  %gep.1 = getelementptr [1 x i64], ptr %invariant.gep, i64 0, i64 %23
  %25 = load i16, ptr %gep.1, align 2, !tbaa !9
  store i16 %25, ptr %3, align 8, !tbaa !9
  store i16 %24, ptr %gep.1, align 2, !tbaa !9
  %26 = load i32, ptr %3, align 8, !tbaa !11
  store i32 %22, ptr %3, align 8, !tbaa !11
  %27 = add nuw i64 %.014, 4
  %28 = trunc i32 %22 to i16
  %niter.next.1 = add nuw i64 %niter, 2
  %niter.ncmp.1.not = icmp eq i64 %niter.next.1, %unroll_iter
  br i1 %niter.ncmp.1.not, label %.unr-lcssa, label %.preheader.new, !llvm.loop !13

.unr-lcssa:                                       ; preds = %.preheader.new, %.preheader
  %.lcssa20.ph = phi i32 [ poison, %.preheader ], [ %26, %.preheader.new ]
  %.lcssa.ph = phi i16 [ poison, %.preheader ], [ %28, %.preheader.new ]
  %.unr = phi i16 [ %18, %.preheader ], [ %28, %.preheader.new ]
  %.014.unr = phi i64 [ 0, %.preheader ], [ %27, %.preheader.new ]
  %.unr21 = phi i32 [ %.lcssa17, %.preheader ], [ %26, %.preheader.new ]
  br i1 %lcmp.mod.not.not, label %.epilog-lcssa, label %32

.epilog-lcssa:                                    ; preds = %.unr-lcssa
  %gep.epil = getelementptr [1 x i64], ptr %invariant.gep, i64 0, i64 %.014.unr
  %29 = load i16, ptr %gep.epil, align 2, !tbaa !9
  store i16 %29, ptr %3, align 8, !tbaa !9
  store i16 %.unr, ptr %gep.epil, align 2, !tbaa !9
  %30 = load i32, ptr %3, align 8, !tbaa !11
  store i32 %.unr21, ptr %3, align 8, !tbaa !11
  %31 = trunc i32 %.unr21 to i16
  br label %32

32:                                               ; preds = %.unr-lcssa, %.epilog-lcssa
  %.lcssa20 = phi i32 [ %.lcssa20.ph, %.unr-lcssa ], [ %30, %.epilog-lcssa ]
  %.lcssa = phi i16 [ %.lcssa.ph, %.unr-lcssa ], [ %31, %.epilog-lcssa ]
  %33 = add nuw i64 %.01315, 1
  %exitcond.not = icmp eq i64 %33, %8
  br i1 %exitcond.not, label %._crit_edge, label %.preheader, !llvm.loop !15

._crit_edge:                                      ; preds = %32
  store i32 %.lcssa20, ptr %12, align 4, !tbaa !11
  %.pre = load i64, ptr %3, align 8, !tbaa !5
  br label %34

34:                                               ; preds = %._crit_edge, %2
  %35 = phi i64 [ %.pre, %._crit_edge ], [ %6, %2 ]
  %36 = mul i64 %35, 238420169
  %37 = or i64 %36, 7962364141192960077
  store i64 %37, 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.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 = !{!"long", !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 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


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