; 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 i16], align 2
  %6 = alloca i8, align 1
  %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 2, ptr %5) #2
  call void @llvm.lifetime.start.p0(i64 1, 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 i16, ptr %8, i64 0
  %10 = load i16, ptr %9, align 2, !tbaa !9
  %11 = zext i16 %10 to i64
  %12 = and i64 %11, 914778474
  %13 = shl i64 %12, 7
  %14 = trunc i64 %13 to i16
  %15 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  store i16 %14, ptr %15, align 2, !tbaa !9
  %16 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %17 = load i16, ptr %16, align 2, !tbaa !9
  %18 = zext i16 %17 to i32
  %19 = ashr i32 %18, 1
  %20 = and i32 %19, 1
  %21 = icmp ne i32 %20, 0
  br i1 %21, label %22, label %75

22:                                               ; preds = %2
  %23 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %24 = load i16, ptr %23, align 2, !tbaa !9
  %25 = zext i16 %24 to i32
  %26 = ashr i32 %25, 1
  %27 = and i32 %26, 1
  %28 = icmp ne i32 %27, 0
  br i1 %28, label %29, label %60

29:                                               ; preds = %22
  %30 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %31 = load i16, ptr %30, align 2, !tbaa !9
  %32 = zext i16 %31 to i32
  %33 = ashr i32 %32, 4
  %34 = and i32 %33, 1
  %35 = icmp ne i32 %34, 0
  br i1 %35, label %59, label %36

36:                                               ; preds = %29
  %37 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %38 = getelementptr inbounds i8, ptr %37, i64 1
  %39 = load i8, ptr %38, align 1, !tbaa !11
  store i8 %39, ptr %6, align 1, !tbaa !11
  %40 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %41 = getelementptr inbounds i8, ptr %40, i64 0
  %42 = load i8, ptr %41, align 1, !tbaa !11
  %43 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %44 = getelementptr inbounds i8, ptr %43, i64 1
  store i8 %42, ptr %44, align 1, !tbaa !11
  %45 = load i8, ptr %6, align 1, !tbaa !11
  %46 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %47 = getelementptr inbounds i8, ptr %46, i64 0
  store i8 %45, ptr %47, align 1, !tbaa !11
  %48 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %49 = getelementptr inbounds i8, ptr %48, i64 0
  %50 = load i8, ptr %49, align 1, !tbaa !11
  store i8 %50, ptr %6, align 1, !tbaa !11
  %51 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %52 = getelementptr inbounds i8, ptr %51, i64 1
  %53 = load i8, ptr %52, align 1, !tbaa !11
  %54 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %55 = getelementptr inbounds i8, ptr %54, i64 0
  store i8 %53, ptr %55, align 1, !tbaa !11
  %56 = load i8, ptr %6, align 1, !tbaa !11
  %57 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %58 = getelementptr inbounds i8, ptr %57, i64 1
  store i8 %56, ptr %58, align 1, !tbaa !11
  br label %59

59:                                               ; preds = %36, %29
  br label %74

60:                                               ; preds = %22
  %61 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %62 = load i16, ptr %61, align 2, !tbaa !9
  %63 = zext i16 %62 to i32
  %64 = ashr i32 %63, 3
  %65 = and i32 %64, 7
  %66 = sext i32 %65 to i64
  %67 = or i64 %66, 1
  %68 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %69 = load i16, ptr %68, align 2, !tbaa !9
  %70 = zext i16 %69 to i32
  %71 = trunc i64 %67 to i32
  %72 = ashr i32 %70, %71
  %73 = trunc i32 %72 to i16
  store i16 %73, ptr %68, align 2, !tbaa !9
  br label %74

74:                                               ; preds = %60, %59
  br label %87

75:                                               ; preds = %2
  %76 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %77 = getelementptr inbounds i8, ptr %76, i64 0
  %78 = load i8, ptr %77, align 1, !tbaa !11
  store i8 %78, ptr %7, align 1, !tbaa !11
  %79 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %80 = getelementptr inbounds i8, ptr %79, i64 1
  %81 = load i8, ptr %80, align 1, !tbaa !11
  %82 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %83 = getelementptr inbounds i8, ptr %82, i64 0
  store i8 %81, ptr %83, align 1, !tbaa !11
  %84 = load i8, ptr %7, align 1, !tbaa !11
  %85 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %86 = getelementptr inbounds i8, ptr %85, i64 1
  store i8 %84, ptr %86, align 1, !tbaa !11
  br label %87

87:                                               ; preds = %75, %74
  %88 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %89 = load i16, ptr %88, align 2, !tbaa !9
  %90 = zext i16 %89 to i64
  %91 = or i64 %90, 394752826
  %92 = trunc i64 %91 to i16
  %93 = load ptr, ptr %4, align 8, !tbaa !5
  %94 = getelementptr inbounds i16, ptr %93, i64 0
  store i16 %92, ptr %94, align 2, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #2
  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.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 = !{!"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
  %4 = lshr i16 %3, 1
  %.sroa.16.0.extract.trunc = and i16 %4, 133
  %5 = or disjoint i16 %.sroa.16.0.extract.trunc, 29498
  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