; 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 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 1, ptr %5) #2
  %6 = load ptr, ptr %3, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %6, i64 0
  %8 = load i8, ptr %7, align 1, !tbaa !9
  %9 = zext i8 %8 to i32
  %10 = xor i32 %9, 219
  %11 = trunc i32 %10 to i8
  %12 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  store i8 %11, ptr %12, align 1, !tbaa !9
  %13 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %14 = load i8, ptr %13, align 1, !tbaa !9
  %15 = zext i8 %14 to i32
  %16 = ashr i32 %15, 4
  %17 = and i32 %16, 1
  %18 = icmp ne i32 %17, 0
  br i1 %18, label %19, label %33

19:                                               ; preds = %2
  %20 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %21 = load i8, ptr %20, align 1, !tbaa !9
  %22 = zext i8 %21 to i32
  %23 = ashr i32 %22, 3
  %24 = and i32 %23, 7
  %25 = sext i32 %24 to i64
  %26 = or i64 %25, 1
  %27 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %28 = load i8, ptr %27, align 1, !tbaa !9
  %29 = zext i8 %28 to i32
  %30 = trunc i64 %26 to i32
  %31 = shl i32 %29, %30
  %32 = trunc i32 %31 to i8
  store i8 %32, ptr %27, align 1, !tbaa !9
  br label %47

33:                                               ; preds = %2
  %34 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %35 = load i8, ptr %34, align 1, !tbaa !9
  %36 = zext i8 %35 to i32
  %37 = ashr i32 %36, 4
  %38 = and i32 %37, 7
  %39 = sext i32 %38 to i64
  %40 = or i64 %39, 1
  %41 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %42 = load i8, ptr %41, align 1, !tbaa !9
  %43 = zext i8 %42 to i32
  %44 = trunc i64 %40 to i32
  %45 = ashr i32 %43, %44
  %46 = trunc i32 %45 to i8
  store i8 %46, ptr %41, align 1, !tbaa !9
  br label %47

47:                                               ; preds = %33, %19
  %48 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %49 = load i8, ptr %48, align 1, !tbaa !9
  %50 = zext i8 %49 to i32
  %51 = shl i32 %50, 7
  %52 = trunc i32 %51 to i8
  %53 = load ptr, ptr %4, align 8, !tbaa !5
  %54 = getelementptr inbounds i8, ptr %53, i64 0
  store i8 %52, ptr %54, align 1, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, 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 = !{!7, !7, i64 0}


; 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 nofree norecurse nosync nounwind willreturn 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 i8, ptr %0, align 1, !tbaa !5
  %4 = xor i8 %3, -37
  %5 = and i8 %4, 16
  %.not = icmp eq i8 %5, 0
  br i1 %.not, label %11, label %6

6:                                                ; preds = %2
  %7 = lshr i8 %4, 3
  %8 = and i8 %7, 6
  %9 = or disjoint i8 %8, 1
  %10 = shl i8 %4, %9
  br label %16

11:                                               ; preds = %2
  %12 = lshr i8 %4, 4
  %13 = and i8 %12, 6
  %14 = or disjoint i8 %13, 1
  %15 = lshr i8 %4, %14
  br label %16

16:                                               ; preds = %11, %6
  %.sroa.0.0 = phi i8 [ %10, %6 ], [ %15, %11 ]
  %17 = shl i8 %.sroa.0.0, 7
  store i8 %17, ptr %1, align 1, !tbaa !5
  ret void
}

attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn 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 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass