; 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
  %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 1, 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 i8, ptr %7, i64 0
  %9 = load i8, ptr %8, align 1, !tbaa !9
  %10 = zext i8 %9 to i32
  %11 = add nsw i32 %10, 219
  %12 = trunc i32 %11 to i8
  %13 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  store i8 %12, ptr %13, align 1, !tbaa !9
  store i8 0, ptr %6, align 1, !tbaa !9
  br label %14

14:                                               ; preds = %18, %2
  %15 = load i8, ptr %6, align 1, !tbaa !9
  %16 = zext i8 %15 to i32
  %17 = icmp slt i32 %16, 0
  br i1 %17, label %18, label %45

18:                                               ; preds = %14
  %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 = and i32 %21, 63
  %23 = shl i32 %22, 4
  %24 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %25 = load i8, ptr %24, align 1, !tbaa !9
  %26 = zext i8 %25 to i32
  %27 = or i32 %26, %23
  %28 = trunc i32 %27 to i8
  store i8 %28, ptr %24, align 1, !tbaa !9
  %29 = load i8, ptr %6, align 1, !tbaa !9
  %30 = zext i8 %29 to i64
  %31 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %30
  %32 = load i8, ptr %31, align 1, !tbaa !9
  %33 = zext i8 %32 to i32
  %34 = and i32 %33, 15
  %35 = shl i32 %34, 2
  %36 = load i8, ptr %6, align 1, !tbaa !9
  %37 = zext i8 %36 to i64
  %38 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %37
  %39 = load i8, ptr %38, align 1, !tbaa !9
  %40 = zext i8 %39 to i32
  %41 = or i32 %40, %35
  %42 = trunc i32 %41 to i8
  store i8 %42, ptr %38, align 1, !tbaa !9
  %43 = load i8, ptr %6, align 1, !tbaa !9
  %44 = add i8 %43, 1
  store i8 %44, ptr %6, align 1, !tbaa !9
  br label %14, !llvm.loop !10

45:                                               ; preds = %14
  store i8 0, ptr %6, align 1, !tbaa !9
  br label %46

46:                                               ; preds = %50, %45
  %47 = load i8, ptr %6, align 1, !tbaa !9
  %48 = zext i8 %47 to i32
  %49 = icmp slt i32 %48, 0
  br i1 %49, label %50, label %79

50:                                               ; preds = %46
  %51 = load i8, ptr %6, align 1, !tbaa !9
  %52 = zext i8 %51 to i64
  %53 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %52
  %54 = load i8, ptr %53, align 1, !tbaa !9
  %55 = zext i8 %54 to i32
  %56 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %57 = load i8, ptr %56, align 1, !tbaa !9
  %58 = zext i8 %57 to i32
  %59 = or i32 %58, %55
  %60 = trunc i32 %59 to i8
  store i8 %60, ptr %56, align 1, !tbaa !9
  %61 = load i8, ptr %6, align 1, !tbaa !9
  %62 = zext i8 %61 to i64
  %63 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %62
  %64 = load i8, ptr %63, align 1, !tbaa !9
  %65 = zext i8 %64 to i32
  %66 = and i32 %65, 15
  %67 = shl i32 %66, 2
  %68 = load i8, ptr %6, align 1, !tbaa !9
  %69 = zext i8 %68 to i64
  %70 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %69
  %71 = load i8, ptr %70, align 1, !tbaa !9
  %72 = zext i8 %71 to i32
  %73 = or i32 %72, %67
  %74 = trunc i32 %73 to i8
  store i8 %74, ptr %70, align 1, !tbaa !9
  %75 = load i8, ptr %6, align 1, !tbaa !9
  %76 = zext i8 %75 to i64
  %77 = add i64 %76, 2
  %78 = trunc i64 %77 to i8
  store i8 %78, ptr %6, align 1, !tbaa !9
  br label %46, !llvm.loop !12

79:                                               ; preds = %46
  %80 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %81 = load i8, ptr %80, align 1, !tbaa !9
  %82 = zext i8 %81 to i32
  %83 = xor i32 %82, 192
  %84 = trunc i32 %83 to i8
  %85 = load ptr, ptr %4, align 8, !tbaa !5
  %86 = getelementptr inbounds i8, ptr %85, i64 0
  store i8 %84, ptr %86, align 1, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, ptr %6) #2
  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}
!10 = distinct !{!10, !11}
!11 = !{!"llvm.loop.mustprogress"}
!12 = distinct !{!12, !11}


; 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 = xor i8 %4, -64
  store i8 %5, 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,SROAPass,SimplifyCFGPass