; 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 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 4, 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 = mul i64 %11, 67330564296145686
  %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 %30

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 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %25 = load i64, ptr %24, align 8, !tbaa !9
  %26 = add i64 %23, %25
  %27 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  store i64 %26, ptr %27, align 8, !tbaa !9
  %28 = load i64, ptr %6, align 8, !tbaa !9
  %29 = add i64 %28, 1
  store i64 %29, ptr %6, align 8, !tbaa !9
  br label %14, !llvm.loop !11

30:                                               ; preds = %14
  store i64 0, ptr %6, align 8, !tbaa !9
  br label %31

31:                                               ; preds = %37, %30
  %32 = load i64, ptr %6, align 8, !tbaa !9
  %33 = load ptr, ptr %3, align 8, !tbaa !5
  %34 = getelementptr inbounds i64, ptr %33, i64 1
  %35 = load i64, ptr %34, align 8, !tbaa !9
  %36 = icmp ult i64 %32, %35
  br i1 %36, label %37, label %60

37:                                               ; preds = %31
  %38 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %39 = load i64, ptr %38, align 8, !tbaa !9
  %40 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %41 = load i64, ptr %40, align 8, !tbaa !9
  %42 = mul i64 %41, %39
  store i64 %42, ptr %40, align 8, !tbaa !9
  %43 = load i64, ptr %6, align 8, !tbaa !9
  %44 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %43
  %45 = getelementptr inbounds i32, ptr %44, i64 0
  %46 = load i32, ptr %45, align 4, !tbaa !13
  store i32 %46, ptr %7, align 4, !tbaa !13
  %47 = load i64, ptr %6, align 8, !tbaa !9
  %48 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %47
  %49 = getelementptr inbounds i32, ptr %48, i64 1
  %50 = load i32, ptr %49, align 4, !tbaa !13
  %51 = load i64, ptr %6, align 8, !tbaa !9
  %52 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %51
  %53 = getelementptr inbounds i32, ptr %52, i64 0
  store i32 %50, ptr %53, align 4, !tbaa !13
  %54 = load i32, ptr %7, align 4, !tbaa !13
  %55 = load i64, ptr %6, align 8, !tbaa !9
  %56 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %55
  %57 = getelementptr inbounds i32, ptr %56, i64 1
  store i32 %54, ptr %57, align 4, !tbaa !13
  %58 = load i64, ptr %6, align 8, !tbaa !9
  %59 = add i64 %58, 1
  store i64 %59, ptr %6, align 8, !tbaa !9
  br label %31, !llvm.loop !15

60:                                               ; preds = %31
  %61 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %62 = load i64, ptr %61, align 8, !tbaa !9
  %63 = add i64 %62, 625294625518367700
  %64 = load ptr, ptr %4, align 8, !tbaa !5
  %65 = getelementptr inbounds i64, ptr %64, i64 0
  store i64 %63, ptr %65, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, 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 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !14, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = distinct !{!15, !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: 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 = mul i64 %4, 67330564296145686
  %6 = add i64 %5, -2350340661842412260
  %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, 7
  %9 = icmp ult i64 %8, 8
  br i1 %9, label %.lr.ph17.preheader.unr-lcssa, label %.lr.ph.preheader.new

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

.lr.ph17.preheader.unr-lcssa:                     ; preds = %.lr.ph, %.lr.ph.preheader
  %.lcssa.ph = phi i64 [ poison, %.lr.ph.preheader ], [ %14, %.lr.ph ]
  %.unr = phi i64 [ %6, %.lr.ph.preheader ], [ %14, %.lr.ph ]
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %.lr.ph17.preheader, label %.lr.ph.epil

.lr.ph.epil:                                      ; preds = %.lr.ph17.preheader.unr-lcssa, %.lr.ph.epil
  %10 = phi i64 [ %11, %.lr.ph.epil ], [ %.unr, %.lr.ph17.preheader.unr-lcssa ]
  %epil.iter = phi i64 [ %epil.iter.next, %.lr.ph.epil ], [ 0, %.lr.ph17.preheader.unr-lcssa ]
  %11 = shl i64 %10, 1
  %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.ph17.preheader, label %.lr.ph.epil, !llvm.loop !9

.lr.ph17.preheader:                               ; preds = %.lr.ph.epil, %.lr.ph17.preheader.unr-lcssa
  %.lcssa = phi i64 [ %.lcssa.ph, %.lr.ph17.preheader.unr-lcssa ], [ %11, %.lr.ph.epil ]
  store i64 %.lcssa, ptr %3, align 8, !tbaa !5
  %invariant.gep = getelementptr inbounds i8, ptr %3, i64 4
  %xtraiter23 = and i64 %8, 1
  %12 = icmp eq i64 %8, 1
  br i1 %12, label %._crit_edge.loopexit.unr-lcssa, label %.lr.ph17.preheader.new

.lr.ph17.preheader.new:                           ; preds = %.lr.ph17.preheader
  %unroll_iter26 = and i64 %8, -2
  br label %.lr.ph17

.lr.ph:                                           ; preds = %.lr.ph, %.lr.ph.preheader.new
  %13 = phi i64 [ %6, %.lr.ph.preheader.new ], [ %14, %.lr.ph ]
  %niter = phi i64 [ 0, %.lr.ph.preheader.new ], [ %niter.next.7, %.lr.ph ]
  %14 = shl i64 %13, 8
  %niter.next.7 = add i64 %niter, 8
  %niter.ncmp.7 = icmp eq i64 %niter.next.7, %unroll_iter
  br i1 %niter.ncmp.7, label %.lr.ph17.preheader.unr-lcssa, label %.lr.ph, !llvm.loop !11

.lr.ph17:                                         ; preds = %.lr.ph17, %.lr.ph17.preheader.new
  %.116 = phi i64 [ 0, %.lr.ph17.preheader.new ], [ %24, %.lr.ph17 ]
  %niter27 = phi i64 [ 0, %.lr.ph17.preheader.new ], [ %niter27.next.1, %.lr.ph17 ]
  %15 = load i64, ptr %3, align 8, !tbaa !5
  %16 = mul i64 %15, %15
  store i64 %16, ptr %3, align 8, !tbaa !5
  %17 = trunc i64 %16 to i32
  %gep = getelementptr [1 x i64], ptr %invariant.gep, i64 0, i64 %.116
  %18 = load i32, ptr %gep, align 4, !tbaa !13
  store i32 %18, ptr %3, align 8, !tbaa !13
  store i32 %17, ptr %gep, align 4, !tbaa !13
  %19 = or disjoint i64 %.116, 1
  %20 = load i64, ptr %3, align 8, !tbaa !5
  %21 = mul i64 %20, %20
  store i64 %21, ptr %3, align 8, !tbaa !5
  %22 = trunc i64 %21 to i32
  %gep.1 = getelementptr [1 x i64], ptr %invariant.gep, i64 0, i64 %19
  %23 = load i32, ptr %gep.1, align 4, !tbaa !13
  store i32 %23, ptr %3, align 8, !tbaa !13
  store i32 %22, ptr %gep.1, align 4, !tbaa !13
  %24 = add nuw i64 %.116, 2
  %niter27.next.1 = add i64 %niter27, 2
  %niter27.ncmp.1 = icmp eq i64 %niter27.next.1, %unroll_iter26
  br i1 %niter27.ncmp.1, label %._crit_edge.loopexit.unr-lcssa, label %.lr.ph17, !llvm.loop !15

._crit_edge.loopexit.unr-lcssa:                   ; preds = %.lr.ph17, %.lr.ph17.preheader
  %.116.unr = phi i64 [ 0, %.lr.ph17.preheader ], [ %24, %.lr.ph17 ]
  %lcmp.mod25.not = icmp eq i64 %xtraiter23, 0
  br i1 %lcmp.mod25.not, label %._crit_edge.loopexit, label %.lr.ph17.epil

.lr.ph17.epil:                                    ; preds = %._crit_edge.loopexit.unr-lcssa
  %25 = load i64, ptr %3, align 8, !tbaa !5
  %26 = mul i64 %25, %25
  store i64 %26, ptr %3, align 8, !tbaa !5
  %27 = trunc i64 %26 to i32
  %gep.epil = getelementptr [1 x i64], ptr %invariant.gep, i64 0, i64 %.116.unr
  %28 = load i32, ptr %gep.epil, align 4, !tbaa !13
  store i32 %28, ptr %3, align 8, !tbaa !13
  store i32 %27, ptr %gep.epil, align 4, !tbaa !13
  br label %._crit_edge.loopexit

._crit_edge.loopexit:                             ; preds = %._crit_edge.loopexit.unr-lcssa, %.lr.ph17.epil
  %.pre = load i64, ptr %3, align 8, !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %2, %._crit_edge.loopexit
  %29 = phi i64 [ %.pre, %._crit_edge.loopexit ], [ %6, %2 ]
  %30 = add i64 %29, 625294625518367700
  store i64 %30, 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.unroll.disable"}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = !{!14, !14, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = distinct !{!15, !12}


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