; 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 i64], align 8
  %6 = alloca i64, align 8
  %7 = alloca i16, align 2
  %8 = alloca i32, align 4
  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 8, ptr %5) #2
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #2
  call void @llvm.lifetime.start.p0(i64 2, ptr %7) #2
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #2
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = getelementptr inbounds i64, ptr %9, i64 0
  %11 = load i64, ptr %10, align 8, !tbaa !9
  %12 = add i64 %11, 914778474
  %13 = xor i64 %12, -832765941
  %14 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  store i64 %13, ptr %14, align 8, !tbaa !9
  store i64 0, ptr %6, align 8, !tbaa !9
  br label %15

15:                                               ; preds = %65, %2
  %16 = load i64, ptr %6, align 8, !tbaa !9
  %17 = icmp ult i64 %16, 1
  br i1 %17, label %18, label %68

18:                                               ; preds = %15
  %19 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %20 = load i64, ptr %19, align 8, !tbaa !9
  %21 = load i64, ptr %6, align 8, !tbaa !9
  %22 = icmp ugt i64 %20, %21
  br i1 %22, label %23, label %50

23:                                               ; preds = %18
  %24 = load i64, ptr %6, align 8, !tbaa !9
  %25 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %24
  %26 = getelementptr inbounds i16, ptr %25, i64 0
  %27 = load i16, ptr %26, align 2, !tbaa !11
  store i16 %27, ptr %7, align 2, !tbaa !11
  %28 = load i64, ptr %6, align 8, !tbaa !9
  %29 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %28
  %30 = getelementptr inbounds i16, ptr %29, i64 1
  %31 = load i16, ptr %30, align 2, !tbaa !11
  %32 = load i64, ptr %6, align 8, !tbaa !9
  %33 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %32
  %34 = getelementptr inbounds i16, ptr %33, i64 0
  store i16 %31, ptr %34, align 2, !tbaa !11
  %35 = load i16, ptr %7, align 2, !tbaa !11
  %36 = load i64, ptr %6, align 8, !tbaa !9
  %37 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %36
  %38 = getelementptr inbounds i16, ptr %37, i64 1
  store i16 %35, ptr %38, align 2, !tbaa !11
  %39 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %40 = getelementptr inbounds i32, ptr %39, i64 1
  %41 = load i32, ptr %40, align 4, !tbaa !13
  store i32 %41, ptr %8, align 4, !tbaa !13
  %42 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %43 = getelementptr inbounds i32, ptr %42, i64 0
  %44 = load i32, ptr %43, align 4, !tbaa !13
  %45 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %46 = getelementptr inbounds i32, ptr %45, i64 1
  store i32 %44, ptr %46, align 4, !tbaa !13
  %47 = load i32, ptr %8, align 4, !tbaa !13
  %48 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %49 = getelementptr inbounds i32, ptr %48, i64 0
  store i32 %47, ptr %49, align 4, !tbaa !13
  br label %65

50:                                               ; preds = %18
  %51 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %52 = load i64, ptr %51, align 8, !tbaa !9
  %53 = and i64 %52, 31
  %54 = shl i64 %53, 4
  %55 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %56 = load i64, ptr %55, align 8, !tbaa !9
  %57 = or i64 %56, %54
  store i64 %57, ptr %55, align 8, !tbaa !9
  %58 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %59 = load i64, ptr %58, align 8, !tbaa !9
  %60 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %61 = load i64, ptr %60, align 8, !tbaa !9
  %62 = mul i64 %59, %61
  %63 = load i64, ptr %6, align 8, !tbaa !9
  %64 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 %63
  store i64 %62, ptr %64, align 8, !tbaa !9
  br label %65

65:                                               ; preds = %50, %23
  %66 = load i64, ptr %6, align 8, !tbaa !9
  %67 = add i64 %66, 1
  store i64 %67, ptr %6, align 8, !tbaa !9
  br label %15, !llvm.loop !15

68:                                               ; preds = %15
  %69 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %70 = load i64, ptr %69, align 8, !tbaa !9
  %71 = shl i64 %70, 13
  %72 = getelementptr inbounds [1 x i64], ptr %5, i64 0, i64 0
  %73 = load i64, ptr %72, align 8, !tbaa !9
  %74 = lshr i64 %73, 51
  %75 = or i64 %71, %74
  %76 = load ptr, ptr %4, align 8, !tbaa !5
  %77 = getelementptr inbounds i64, ptr %76, i64 0
  store i64 %75, ptr %77, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #2
  call void @llvm.lifetime.end.p0(i64 2, ptr %7) #2
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #2
  call void @llvm.lifetime.end.p0(i64 8, 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 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"short", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"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 {
.critedge:
  %2 = load i64, ptr %0, align 8, !tbaa !5
  %3 = add i64 %2, 914778474
  %4 = xor i64 %3, -832765941
  %.sroa.0.sroa.0.0.extract.trunc24 = trunc i64 %4 to i32
  %.not = icmp eq i64 %3, -832765941
  %.sroa.0.sroa.0.0.insert.insert = tail call i32 @llvm.fshl.i32(i32 %.sroa.0.sroa.0.0.extract.trunc24, i32 %.sroa.0.sroa.0.0.extract.trunc24, i32 16)
  %5 = zext i32 %.sroa.0.sroa.0.0.insert.insert to i64
  %6 = tail call i64 @llvm.fshl.i64(i64 %5, i64 %4, i64 32)
  %.sroa.0.0.insert.insert17 = select i1 %.not, i64 0, i64 %6
  %7 = tail call i64 @llvm.fshl.i64(i64 %.sroa.0.0.insert.insert17, i64 %.sroa.0.0.insert.insert17, i64 13)
  store i64 %7, ptr %1, align 8, !tbaa !5
  ret void
}

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i64 @llvm.fshl.i64(i64, i64, i64) #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare i32 @llvm.fshl.i32(i32, i32, i32) #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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}


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