; 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 i32], align 4
  %6 = alloca i32, align 4
  %7 = alloca i8, align 1
  %8 = 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 4, ptr %5) #2
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #2
  call void @llvm.lifetime.start.p0(i64 1, ptr %7) #2
  call void @llvm.lifetime.start.p0(i64 1, ptr %8) #2
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = getelementptr inbounds i32, ptr %9, i64 0
  %11 = load i32, ptr %10, align 4, !tbaa !9
  %12 = zext i32 %11 to i64
  %13 = sub i64 %12, 51238316
  %14 = sub i64 %13, 339126204
  %15 = trunc i64 %14 to i32
  %16 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  store i32 %15, ptr %16, align 4, !tbaa !9
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %17

17:                                               ; preds = %21, %2
  %18 = load i32, ptr %6, align 4, !tbaa !9
  %19 = zext i32 %18 to i64
  %20 = icmp ult i64 %19, 1
  br i1 %20, label %21, label %46

21:                                               ; preds = %17
  %22 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %23 = getelementptr inbounds i8, ptr %22, i64 1
  %24 = load i8, ptr %23, align 1, !tbaa !11
  store i8 %24, ptr %7, align 1, !tbaa !11
  %25 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %26 = getelementptr inbounds i8, ptr %25, i64 3
  %27 = load i8, ptr %26, align 1, !tbaa !11
  %28 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %29 = getelementptr inbounds i8, ptr %28, i64 1
  store i8 %27, ptr %29, align 1, !tbaa !11
  %30 = load i8, ptr %7, align 1, !tbaa !11
  %31 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %32 = getelementptr inbounds i8, ptr %31, i64 3
  store i8 %30, ptr %32, align 1, !tbaa !11
  %33 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %34 = getelementptr inbounds i8, ptr %33, i64 0
  %35 = load i8, ptr %34, align 1, !tbaa !11
  store i8 %35, ptr %8, align 1, !tbaa !11
  %36 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %37 = getelementptr inbounds i8, ptr %36, i64 3
  %38 = load i8, ptr %37, align 1, !tbaa !11
  %39 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %40 = getelementptr inbounds i8, ptr %39, i64 0
  store i8 %38, ptr %40, align 1, !tbaa !11
  %41 = load i8, ptr %8, align 1, !tbaa !11
  %42 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %43 = getelementptr inbounds i8, ptr %42, i64 3
  store i8 %41, ptr %43, align 1, !tbaa !11
  %44 = load i32, ptr %6, align 4, !tbaa !9
  %45 = add i32 %44, 1
  store i32 %45, ptr %6, align 4, !tbaa !9
  br label %17, !llvm.loop !12

46:                                               ; preds = %17
  %47 = getelementptr inbounds [1 x i32], ptr %5, i64 0, i64 0
  %48 = load i32, ptr %47, align 4, !tbaa !9
  %49 = zext i32 %48 to i64
  %50 = sub i64 %49, 324142656
  %51 = trunc i64 %50 to i32
  %52 = load ptr, ptr %4, align 8, !tbaa !5
  %53 = getelementptr inbounds i32, ptr %52, i64 0
  store i32 %51, ptr %53, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 1, ptr %8) #2
  call void @llvm.lifetime.end.p0(i64 1, ptr %7) #2
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #2
  call void @llvm.lifetime.end.p0(i64 4, 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 = !{!"int", !7, i64 0}
!11 = !{!7, !7, i64 0}
!12 = distinct !{!12, !13}
!13 = !{!"llvm.loop.mustprogress"}


; 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 i32, ptr %0, align 4, !tbaa !5
  %4 = add i32 %3, -390364520
  %.sroa.6.0.extract.shift = lshr i32 %4, 8
  %.sroa.85.0.insert.ext = shl i32 %4, 24
  %.sroa.8.0.insert.ext = and i32 %4, 16711680
  %5 = lshr i32 %4, 16
  %.sroa.6.0.insert.shift = and i32 %5, 65280
  %.sroa.0.0.insert.ext = and i32 %.sroa.6.0.extract.shift, 255
  %.sroa.8.0.insert.insert = add nuw nsw i32 %.sroa.8.0.insert.ext, -324142656
  %.sroa.6.0.insert.insert = add nuw nsw i32 %.sroa.8.0.insert.insert, %.sroa.0.0.insert.ext
  %.sroa.0.0.insert.insert = add nuw nsw i32 %.sroa.6.0.insert.insert, %.sroa.6.0.insert.shift
  %6 = add i32 %.sroa.0.0.insert.insert, %.sroa.85.0.insert.ext
  store i32 %6, ptr %1, align 4, !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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,LCSSAPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass