; 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
  %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 1, 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 i8, ptr %8, i64 0
  %10 = load i8, ptr %9, align 1, !tbaa !9
  %11 = zext i8 %10 to i64
  %12 = or i64 %11, 51238316
  %13 = lshr i64 %12, 3
  %14 = trunc i64 %13 to i8
  %15 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  store i8 %14, ptr %15, align 1, !tbaa !9
  store i8 0, ptr %7, align 1, !tbaa !9
  br label %16

16:                                               ; preds = %76, %2
  %17 = load i8, ptr %7, align 1, !tbaa !9
  %18 = zext i8 %17 to i32
  %19 = icmp slt i32 %18, 0
  br i1 %19, label %20, label %81

20:                                               ; preds = %16
  store i8 0, ptr %6, align 1, !tbaa !9
  br label %21

21:                                               ; preds = %71, %20
  %22 = load i8, ptr %6, align 1, !tbaa !9
  %23 = zext i8 %22 to i32
  %24 = icmp slt i32 %23, 0
  br i1 %24, label %25, label %76

25:                                               ; preds = %21
  %26 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %27 = load i8, ptr %26, align 1, !tbaa !9
  %28 = zext i8 %27 to i32
  %29 = load i8, ptr %6, align 1, !tbaa !9
  %30 = zext i8 %29 to i32
  %31 = load i8, ptr %7, align 1, !tbaa !9
  %32 = zext i8 %31 to i32
  %33 = and i32 %30, %32
  %34 = icmp sgt i32 %28, %33
  br i1 %34, label %35, label %55

35:                                               ; preds = %25
  %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 = load i8, ptr %6, align 1, !tbaa !9
  %42 = zext i8 %41 to i64
  %43 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %42
  %44 = load i8, ptr %43, align 1, !tbaa !9
  %45 = zext i8 %44 to i32
  %46 = and i32 %45, 7
  %47 = sext i32 %46 to i64
  %48 = or i64 %47, 1
  %49 = trunc i64 %48 to i32
  %50 = ashr i32 %40, %49
  %51 = trunc i32 %50 to i8
  %52 = load i8, ptr %7, align 1, !tbaa !9
  %53 = zext i8 %52 to i64
  %54 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %53
  store i8 %51, ptr %54, align 1, !tbaa !9
  br label %71

55:                                               ; preds = %25
  %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 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %60 = load i8, ptr %59, align 1, !tbaa !9
  %61 = zext i8 %60 to i32
  %62 = and i32 %61, 7
  %63 = sext i32 %62 to i64
  %64 = or i64 %63, 1
  %65 = trunc i64 %64 to i32
  %66 = shl i32 %58, %65
  %67 = trunc i32 %66 to i8
  %68 = load i8, ptr %7, align 1, !tbaa !9
  %69 = zext i8 %68 to i64
  %70 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 %69
  store i8 %67, ptr %70, align 1, !tbaa !9
  br label %71

71:                                               ; preds = %55, %35
  %72 = load i8, ptr %6, align 1, !tbaa !9
  %73 = zext i8 %72 to i64
  %74 = add i64 %73, 2
  %75 = trunc i64 %74 to i8
  store i8 %75, ptr %6, align 1, !tbaa !9
  br label %21, !llvm.loop !10

76:                                               ; preds = %21
  %77 = load i8, ptr %7, align 1, !tbaa !9
  %78 = zext i8 %77 to i64
  %79 = add i64 %78, 2
  %80 = trunc i64 %79 to i8
  store i8 %80, ptr %7, align 1, !tbaa !9
  br label %16, !llvm.loop !12

81:                                               ; preds = %16
  %82 = getelementptr inbounds [1 x i8], ptr %5, i64 0, i64 0
  %83 = load i8, ptr %82, align 1, !tbaa !9
  %84 = zext i8 %83 to i32
  %85 = or i32 %84, 189
  %86 = trunc i32 %85 to i8
  %87 = load ptr, ptr %4, align 8, !tbaa !5
  %88 = getelementptr inbounds i8, ptr %87, i64 0
  store i8 %86, ptr %88, align 1, !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 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}
!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 = lshr i8 %3, 3
  %5 = or i8 %4, -67
  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