; 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, -10089659
  %12 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  store i64 %11, ptr %12, align 8, !tbaa !9
  store i64 0, ptr %6, align 8, !tbaa !9
  br label %13

13:                                               ; preds = %56, %2
  %14 = load i64, ptr %6, align 8, !tbaa !9
  %15 = load ptr, ptr %3, align 8, !tbaa !5
  %16 = getelementptr inbounds i64, ptr %15, i64 1
  %17 = load i64, ptr %16, align 8, !tbaa !9
  %18 = icmp ult i64 %14, %17
  br i1 %18, label %19, label %59

19:                                               ; preds = %13
  %20 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %21 = load i64, ptr %20, align 8, !tbaa !9
  %22 = load i64, ptr %6, align 8, !tbaa !9
  %23 = icmp ugt i64 %21, %22
  br i1 %23, label %30, label %24

24:                                               ; preds = %19
  %25 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %26 = load i64, ptr %25, align 8, !tbaa !9
  %27 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %28 = load i64, ptr %27, align 8, !tbaa !9
  %29 = add i64 %28, %26
  store i64 %29, ptr %27, align 8, !tbaa !9
  br label %30

30:                                               ; preds = %24, %19
  %31 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %32 = load i64, ptr %31, align 8, !tbaa !9
  %33 = load i64, ptr %6, align 8, !tbaa !9
  %34 = icmp ugt i64 %32, %33
  br i1 %34, label %35, label %44

35:                                               ; preds = %30
  %36 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %37 = load i64, ptr %36, align 8, !tbaa !9
  %38 = load i64, ptr %6, align 8, !tbaa !9
  %39 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %38
  %40 = load i64, ptr %39, align 8, !tbaa !9
  %41 = sub i64 %37, %40
  %42 = load i64, ptr %6, align 8, !tbaa !9
  %43 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %42
  store i64 %41, ptr %43, align 8, !tbaa !9
  br label %56

44:                                               ; preds = %30
  %45 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %46 = getelementptr inbounds i8, ptr %45, i64 1
  %47 = load i8, ptr %46, align 1, !tbaa !11
  store i8 %47, ptr %7, align 1, !tbaa !11
  %48 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %49 = getelementptr inbounds i8, ptr %48, i64 0
  %50 = load i8, ptr %49, align 1, !tbaa !11
  %51 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %52 = getelementptr inbounds i8, ptr %51, i64 1
  store i8 %50, ptr %52, align 1, !tbaa !11
  %53 = load i8, ptr %7, align 1, !tbaa !11
  %54 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %55 = getelementptr inbounds i8, ptr %54, i64 0
  store i8 %53, ptr %55, align 1, !tbaa !11
  br label %56

56:                                               ; preds = %44, %35
  %57 = load i64, ptr %6, align 8, !tbaa !9
  %58 = add i64 %57, 2
  store i64 %58, ptr %6, align 8, !tbaa !9
  br label %13, !llvm.loop !12

59:                                               ; preds = %13
  %60 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %61 = load i64, ptr %60, align 8, !tbaa !9
  %62 = sub i64 %61, 498160537
  %63 = mul i64 %62, 1118717917
  %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 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 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"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 = load i64, ptr %0, align 8, !tbaa !5
  %4 = add i64 %3, -10089659
  %.sroa.0.0.extract.trunc = trunc i64 %4 to i8
  %.sroa.11.0.extract.shift = lshr i64 %4, 8
  %.sroa.11.0.extract.trunc = trunc i64 %.sroa.11.0.extract.shift to i8
  %.sroa.13.0.extract.shift = lshr i64 %4, 16
  %.sroa.13.0.extract.trunc = trunc nuw i64 %.sroa.13.0.extract.shift to i48
  %5 = getelementptr inbounds i8, ptr %0, i64 8
  %6 = load i64, ptr %5, align 8, !tbaa !5
  %.not = icmp eq i64 %6, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2, %.lr.ph
  %.070 = phi i64 [ %10, %.lr.ph ], [ 0, %2 ]
  %.sroa.0.069 = phi i8 [ %.sroa.0.2, %.lr.ph ], [ %.sroa.0.0.extract.trunc, %2 ]
  %.sroa.11.068 = phi i8 [ %.sroa.11.2, %.lr.ph ], [ %.sroa.11.0.extract.trunc, %2 ]
  %.sroa.13.sroa.0.067 = phi i48 [ %.sroa.13.sroa.0.2, %.lr.ph ], [ %.sroa.13.0.extract.trunc, %2 ]
  %.sroa.13.0.insert.ext = zext i48 %.sroa.13.sroa.0.067 to i64
  %.sroa.13.0.insert.shift = shl nuw i64 %.sroa.13.0.insert.ext, 16
  %.sroa.11.0.insert.ext = zext i8 %.sroa.11.068 to i64
  %.sroa.11.0.insert.shift = shl nuw nsw i64 %.sroa.11.0.insert.ext, 8
  %.sroa.11.0.insert.insert = or disjoint i64 %.sroa.11.0.insert.shift, %.sroa.13.0.insert.shift
  %.sroa.0.0.insert.ext = zext i8 %.sroa.0.069 to i64
  %.sroa.0.0.insert.insert = or disjoint i64 %.sroa.11.0.insert.insert, %.sroa.0.0.insert.ext
  %7 = icmp ugt i64 %.sroa.0.0.insert.insert, %.070
  %8 = shl i64 %.sroa.0.0.insert.insert, 1
  %.sroa.0.0.extract.trunc16 = trunc i64 %8 to i8
  %.sroa.11.0.extract.shift31 = lshr i64 %8, 8
  %.sroa.11.0.extract.trunc32 = trunc i64 %.sroa.11.0.extract.shift31 to i8
  %.sroa.13.0.extract.shift50 = lshr i64 %8, 16
  %.sroa.13.0.extract.trunc51 = trunc nuw i64 %.sroa.13.0.extract.shift50 to i48
  %.sroa.13.sroa.0.1 = select i1 %7, i48 %.sroa.13.sroa.0.067, i48 %.sroa.13.0.extract.trunc51
  %.sroa.11.1 = select i1 %7, i8 %.sroa.11.068, i8 %.sroa.11.0.extract.trunc32
  %.sroa.0.1 = select i1 %7, i8 %.sroa.0.069, i8 %.sroa.0.0.extract.trunc16
  %.sroa.13.0.insert.ext46 = zext i48 %.sroa.13.sroa.0.1 to i64
  %.sroa.13.0.insert.shift47 = shl nuw i64 %.sroa.13.0.insert.ext46, 16
  %.sroa.11.0.insert.ext27 = zext i8 %.sroa.11.1 to i64
  %.sroa.11.0.insert.shift28 = shl nuw nsw i64 %.sroa.11.0.insert.ext27, 8
  %.sroa.11.0.insert.insert30 = or disjoint i64 %.sroa.13.0.insert.shift47, %.sroa.11.0.insert.shift28
  %.sroa.0.0.insert.ext13 = zext i8 %.sroa.0.1 to i64
  %.sroa.0.0.insert.insert15 = or disjoint i64 %.sroa.11.0.insert.insert30, %.sroa.0.0.insert.ext13
  %9 = icmp ugt i64 %.sroa.0.0.insert.insert15, %.070
  %.sroa.13.sroa.0.2 = select i1 %9, i48 0, i48 %.sroa.13.sroa.0.1
  %.sroa.11.2 = select i1 %9, i8 0, i8 %.sroa.0.1
  %.sroa.0.2 = select i1 %9, i8 0, i8 %.sroa.11.1
  %10 = add nuw i64 %.070, 2
  %11 = icmp ult i64 %10, %6
  br i1 %11, label %.lr.ph, label %._crit_edge, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph, %2
  %.sroa.13.sroa.0.0.lcssa = phi i48 [ %.sroa.13.0.extract.trunc, %2 ], [ %.sroa.13.sroa.0.2, %.lr.ph ]
  %.sroa.11.0.lcssa = phi i8 [ %.sroa.11.0.extract.trunc, %2 ], [ %.sroa.11.2, %.lr.ph ]
  %.sroa.0.0.lcssa = phi i8 [ %.sroa.0.0.extract.trunc, %2 ], [ %.sroa.0.2, %.lr.ph ]
  %.sroa.13.0.insert.ext53 = zext i48 %.sroa.13.sroa.0.0.lcssa to i64
  %.sroa.13.0.insert.shift54 = shl nuw i64 %.sroa.13.0.insert.ext53, 16
  %.sroa.11.0.insert.ext34 = zext i8 %.sroa.11.0.lcssa to i64
  %.sroa.11.0.insert.shift35 = shl nuw nsw i64 %.sroa.11.0.insert.ext34, 8
  %.sroa.11.0.insert.insert37 = or disjoint i64 %.sroa.11.0.insert.shift35, %.sroa.13.0.insert.shift54
  %.sroa.0.0.insert.ext18 = zext i8 %.sroa.0.0.lcssa to i64
  %.sroa.0.0.insert.insert20 = or disjoint i64 %.sroa.11.0.insert.insert37, %.sroa.0.0.insert.ext18
  %12 = mul i64 %.sroa.0.0.insert.insert20, 1118717917
  %13 = add i64 %12, -557301118284241429
  store i64 %13, ptr %1, align 8, !tbaa !5
  ret void
}

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" }

!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.mustprogress"}


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