; 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
  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 i32
  %11 = add nsw i32 %10, 2885
  %12 = trunc i32 %11 to i16
  %13 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  store i16 %12, ptr %13, align 2, !tbaa !9
  %14 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %15 = load i16, ptr %14, align 2, !tbaa !9
  %16 = zext i16 %15 to i32
  %17 = ashr i32 %16, 4
  %18 = and i32 %17, 1
  %19 = icmp ne i32 %18, 0
  br i1 %19, label %20, label %57

20:                                               ; preds = %2
  %21 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %22 = load i16, ptr %21, align 2, !tbaa !9
  %23 = zext i16 %22 to i32
  %24 = ashr i32 %23, 4
  %25 = and i32 %24, 1
  %26 = icmp ne i32 %25, 0
  br i1 %26, label %27, label %36

27:                                               ; preds = %20
  %28 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %29 = load i16, ptr %28, align 2, !tbaa !9
  %30 = zext i16 %29 to i32
  %31 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %32 = load i16, ptr %31, align 2, !tbaa !9
  %33 = zext i16 %32 to i32
  %34 = mul nsw i32 %33, %30
  %35 = trunc i32 %34 to i16
  store i16 %35, ptr %31, align 2, !tbaa !9
  br label %56

36:                                               ; preds = %20
  %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 = load i16, ptr %48, align 2, !tbaa !9
  %50 = zext i16 %49 to i32
  %51 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %52 = load i16, ptr %51, align 2, !tbaa !9
  %53 = zext i16 %52 to i32
  %54 = add nsw i32 %53, %50
  %55 = trunc i32 %54 to i16
  store i16 %55, ptr %51, align 2, !tbaa !9
  br label %56

56:                                               ; preds = %36, %27
  br label %74

57:                                               ; preds = %2
  %58 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %59 = load i16, ptr %58, align 2, !tbaa !9
  %60 = zext i16 %59 to i32
  %61 = ashr i32 %60, 1
  %62 = and i32 %61, 1
  %63 = icmp ne i32 %62, 0
  br i1 %63, label %64, label %73

64:                                               ; preds = %57
  %65 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %66 = load i16, ptr %65, align 2, !tbaa !9
  %67 = zext i16 %66 to i32
  %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 = mul nsw i32 %70, %67
  %72 = trunc i32 %71 to i16
  store i16 %72, ptr %68, align 2, !tbaa !9
  br label %73

73:                                               ; preds = %64, %57
  br label %74

74:                                               ; preds = %73, %56
  %75 = getelementptr inbounds [1 x i16], ptr %5, i64 0, i64 0
  %76 = load i16, ptr %75, align 2, !tbaa !9
  %77 = zext i16 %76 to i32
  %78 = mul nsw i32 %77, 35714
  %79 = trunc i32 %78 to i16
  %80 = load ptr, ptr %4, align 8, !tbaa !5
  %81 = getelementptr inbounds i16, ptr %80, i64 0
  store i16 %79, ptr %81, 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.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 = add i16 %3, 2885
  %5 = and i16 %4, 18
  %6 = icmp eq i16 %5, 0
  %.pn = select i1 %6, i16 1, i16 %4
  %.sroa.0.0.in = mul i16 %4, -29822
  %7 = mul i16 %.sroa.0.0.in, %.pn
  store i16 %7, 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,ReassociatePass,SROAPass,SimplifyCFGPass