; 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 i16], align 2
  %6 = 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 2, ptr %5) #2
  call void @llvm.lifetime.start.p0(i64 1, ptr %6) #2
  %7 = load ptr, ptr %3, align 8, !tbaa !5
  %8 = getelementptr inbounds i16, ptr %7, i64 0
  %9 = load i16, ptr %8, align 2, !tbaa !9
  %10 = zext i16 %9 to i64
  %11 = and i64 %10, 914778474
  %12 = shl i64 %11, 7
  %13 = trunc i64 %12 to i16
  %14 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  store i16 %13, ptr %14, align 2, !tbaa !9
  %15 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %16 = load i16, ptr %15, align 2, !tbaa !9
  %17 = zext i16 %16 to i32
  %18 = ashr i32 %17, 1
  %19 = and i32 %18, 1
  %20 = icmp ne i32 %19, 0
  br i1 %20, label %21, label %53

21:                                               ; preds = %2
  %22 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %23 = load i16, ptr %22, align 2, !tbaa !9
  %24 = zext i16 %23 to i32
  %25 = ashr i32 %24, 1
  %26 = and i32 %25, 1
  %27 = icmp ne i32 %26, 0
  br i1 %27, label %28, label %52

28:                                               ; preds = %21
  %29 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %30 = getelementptr inbounds i8, ptr %29, i64 1
  %31 = load i8, ptr %30, align 1, !tbaa !11
  store i8 %31, ptr %6, align 1, !tbaa !11
  %32 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %33 = getelementptr inbounds i8, ptr %32, i64 0
  %34 = load i8, ptr %33, align 1, !tbaa !11
  %35 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %36 = getelementptr inbounds i8, ptr %35, i64 1
  store i8 %34, ptr %36, align 1, !tbaa !11
  %37 = load i8, ptr %6, align 1, !tbaa !11
  %38 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %39 = getelementptr inbounds i8, ptr %38, i64 0
  store i8 %37, ptr %39, align 1, !tbaa !11
  %40 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %41 = load i16, ptr %40, align 2, !tbaa !9
  %42 = zext i16 %41 to i32
  %43 = and i32 %42, 7
  %44 = sext i32 %43 to i64
  %45 = or i64 %44, 1
  %46 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %47 = load i16, ptr %46, align 2, !tbaa !9
  %48 = zext i16 %47 to i32
  %49 = trunc i64 %45 to i32
  %50 = shl i32 %48, %49
  %51 = trunc i32 %50 to i16
  store i16 %51, ptr %46, align 2, !tbaa !9
  br label %52

52:                                               ; preds = %28, %21
  br label %66

53:                                               ; preds = %2
  %54 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %55 = load i16, ptr %54, align 2, !tbaa !9
  %56 = zext i16 %55 to i32
  %57 = and i32 %56, 7
  %58 = sext i32 %57 to i64
  %59 = or i64 %58, 1
  %60 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %61 = load i16, ptr %60, align 2, !tbaa !9
  %62 = zext i16 %61 to i32
  %63 = trunc i64 %59 to i32
  %64 = shl i32 %62, %63
  %65 = trunc i32 %64 to i16
  store i16 %65, ptr %60, align 2, !tbaa !9
  br label %66

66:                                               ; preds = %53, %52
  %67 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %68 = load i16, ptr %67, align 2, !tbaa !9
  %69 = zext i16 %68 to i32
  %70 = or i32 %69, 197
  %71 = trunc i32 %70 to i16
  %72 = load ptr, ptr %4, align 8, !tbaa !5
  %73 = getelementptr inbounds i16, ptr %72, i64 0
  store i16 %71, ptr %73, align 2, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #2
  call void @llvm.lifetime.end.p0(i64 2, 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 = !{!"short", !7, i64 0}
!11 = !{!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 i16, ptr %0, align 2, !tbaa !5
  %.sroa.14.0.extract.trunc56 = shl i16 %3, 8
  %4 = and i16 %.sroa.14.0.extract.trunc56, 27136
  %5 = or disjoint i16 %4, 197
  store i16 %5, ptr %1, align 2, !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 = !{!"short", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


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