; 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 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 = add nsw 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 = and i32 %15, 1
  %17 = icmp ne i32 %16, 0
  br i1 %17, label %18, label %52

18:                                               ; preds = %2
  %19 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %20 = load i8, ptr %19, align 1, !tbaa !9
  %21 = zext i8 %20 to i32
  %22 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %23 = load i8, ptr %22, align 1, !tbaa !9
  %24 = zext i8 %23 to i32
  %25 = ashr i32 %24, 3
  %26 = and i32 %25, 15
  %27 = sext i32 %26 to i64
  %28 = or i64 %27, 1
  %29 = trunc i64 %28 to i32
  %30 = shl i32 %21, %29
  %31 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %32 = load i8, ptr %31, align 1, !tbaa !9
  %33 = zext i8 %32 to i32
  %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, 3
  %38 = and i32 %37, 15
  %39 = sext i32 %38 to i64
  %40 = or i64 %39, 1
  %41 = sub i64 8, %40
  %42 = trunc i64 %41 to i32
  %43 = ashr i32 %33, %42
  %44 = or i32 %30, %43
  %45 = and i32 %44, 15
  %46 = shl i32 %45, 3
  %47 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %48 = load i8, ptr %47, align 1, !tbaa !9
  %49 = zext i8 %48 to i32
  %50 = or i32 %49, %46
  %51 = trunc i32 %50 to i8
  store i8 %51, ptr %47, align 1, !tbaa !9
  br label %63

52:                                               ; preds = %2
  %53 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %54 = load i8, ptr %53, align 1, !tbaa !9
  %55 = zext i8 %54 to i32
  %56 = and i32 %55, 63
  %57 = shl i32 %56, 4
  %58 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %59 = load i8, ptr %58, align 1, !tbaa !9
  %60 = zext i8 %59 to i32
  %61 = or i32 %60, %57
  %62 = trunc i32 %61 to i8
  store i8 %62, ptr %58, align 1, !tbaa !9
  br label %63

63:                                               ; preds = %52, %18
  %64 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %65 = load i8, ptr %64, align 1, !tbaa !9
  %66 = zext i8 %65 to i64
  %67 = or i64 %66, 844337816
  %68 = trunc i64 %67 to i8
  %69 = load ptr, ptr %4, align 8, !tbaa !5
  %70 = getelementptr inbounds i8, ptr %69, i64 0
  store i8 %68, ptr %70, 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.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 = !{!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 = add i8 %3, -37
  %5 = and i8 %4, 1
  %.not = icmp eq i8 %5, 0
  br i1 %.not, label %11, label %6

6:                                                ; preds = %2
  %7 = lshr i8 %4, 3
  %8 = or i8 %7, 1
  %.tr = tail call i8 @llvm.fshl.i8(i8 %4, i8 %4, i8 %8)
  %9 = shl i8 %.tr, 3
  %10 = and i8 %9, 120
  br label %13

11:                                               ; preds = %2
  %12 = shl i8 %4, 4
  br label %13

13:                                               ; preds = %11, %6
  %.pn = phi i8 [ %10, %6 ], [ %12, %11 ]
  %.sroa.0.0 = or i8 %4, %.pn
  %14 = or i8 %.sroa.0.0, -104
  store i8 %14, ptr %1, align 1, !tbaa !5
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i8 @llvm.fshl.i8(i8, i8, i8) #1

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" }
attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }

!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,TailCallElimPass