; LLVM IR from jgaeddert/liquid-dsp :: scripts (autoscript)

; 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"

%struct.autoscript_s = type { [256 x i8], i8, i32, ptr }
%struct.package_s = type { [256 x i8], [256 x i8], ptr, i32 }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nounwind uwtable
define dso_local void @autoscript_destroy(ptr noundef %0) #1 {
  %2 = alloca ptr, align 8
  %3 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #3
  store i32 0, ptr %3, align 4, !tbaa !9
  br label %4

4:                                                ; preds = %30, %1
  %5 = load i32, ptr %3, align 4, !tbaa !9
  %6 = load ptr, ptr %2, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.autoscript_s, ptr %6, i32 0, i32 2
  %8 = load i32, ptr %7, align 4, !tbaa !11
  %9 = icmp ult i32 %5, %8
  br i1 %9, label %10, label %33

10:                                               ; preds = %4
  %11 = load ptr, ptr %2, align 8, !tbaa !5
  %12 = getelementptr inbounds %struct.autoscript_s, ptr %11, i32 0, i32 3
  %13 = load ptr, ptr %12, align 8, !tbaa !13
  %14 = load i32, ptr %3, align 4, !tbaa !9
  %15 = zext i32 %14 to i64
  %16 = getelementptr inbounds %struct.package_s, ptr %13, i64 %15
  %17 = getelementptr inbounds %struct.package_s, ptr %16, i32 0, i32 2
  %18 = load ptr, ptr %17, align 8, !tbaa !14
  %19 = icmp ne ptr %18, null
  br i1 %19, label %20, label %29

20:                                               ; preds = %10
  %21 = load ptr, ptr %2, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct.autoscript_s, ptr %21, i32 0, i32 3
  %23 = load ptr, ptr %22, align 8, !tbaa !13
  %24 = load i32, ptr %3, align 4, !tbaa !9
  %25 = zext i32 %24 to i64
  %26 = getelementptr inbounds %struct.package_s, ptr %23, i64 %25
  %27 = getelementptr inbounds %struct.package_s, ptr %26, i32 0, i32 2
  %28 = load ptr, ptr %27, align 8, !tbaa !14
  call void @free(ptr noundef %28) #3
  br label %29

29:                                               ; preds = %20, %10
  br label %30

30:                                               ; preds = %29
  %31 = load i32, ptr %3, align 4, !tbaa !9
  %32 = add i32 %31, 1
  store i32 %32, ptr %3, align 4, !tbaa !9
  br label %4, !llvm.loop !16

33:                                               ; preds = %4
  %34 = load ptr, ptr %2, align 8, !tbaa !5
  %35 = getelementptr inbounds %struct.autoscript_s, ptr %34, i32 0, i32 3
  %36 = load ptr, ptr %35, align 8, !tbaa !13
  %37 = icmp ne ptr %36, null
  br i1 %37, label %38, label %42

38:                                               ; preds = %33
  %39 = load ptr, ptr %2, align 8, !tbaa !5
  %40 = getelementptr inbounds %struct.autoscript_s, ptr %39, i32 0, i32 3
  %41 = load ptr, ptr %40, align 8, !tbaa !13
  call void @free(ptr noundef %41) #3
  br label %42

42:                                               ; preds = %38, %33
  %43 = load ptr, ptr %2, align 8, !tbaa !5
  call void @free(ptr noundef %43) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #3
  ret void
}

; Function Attrs: nounwind
declare void @free(ptr noundef) #2

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 "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 #3 = { 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 = !{!12, !10, i64 260}
!12 = !{!"autoscript_s", !7, i64 0, !7, i64 256, !10, i64 260, !6, i64 264}
!13 = !{!12, !6, i64 264}
!14 = !{!15, !6, i64 512}
!15 = !{!"package_s", !7, i64 0, !7, i64 256, !6, i64 512, !10, i64 520}
!16 = distinct !{!16, !17}
!17 = !{!"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"

%struct.package_s = type { [256 x i8], [256 x i8], ptr, i32 }

; Function Attrs: nounwind uwtable
define dso_local void @autoscript_destroy(ptr nocapture noundef %0) local_unnamed_addr #0 {
  %2 = getelementptr inbounds i8, ptr %0, i64 260
  %3 = load i32, ptr %2, align 4, !tbaa !5
  %.not13 = icmp eq i32 %3, 0
  br i1 %.not13, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %1
  %4 = getelementptr inbounds i8, ptr %0, i64 264
  br label %5

5:                                                ; preds = %.lr.ph, %11
  %6 = phi i32 [ %3, %.lr.ph ], [ %12, %11 ]
  %indvars.iv = phi i64 [ 0, %.lr.ph ], [ %indvars.iv.next, %11 ]
  %7 = load ptr, ptr %4, align 8, !tbaa !11
  %8 = getelementptr inbounds %struct.package_s, ptr %7, i64 %indvars.iv, i32 2
  %9 = load ptr, ptr %8, align 8, !tbaa !12
  %.not11 = icmp eq ptr %9, null
  br i1 %.not11, label %11, label %10

10:                                               ; preds = %5
  tail call void @free(ptr noundef nonnull %9) #2
  %.pre = load i32, ptr %2, align 4, !tbaa !5
  br label %11

11:                                               ; preds = %5, %10
  %12 = phi i32 [ %6, %5 ], [ %.pre, %10 ]
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %13 = zext i32 %12 to i64
  %14 = icmp ult i64 %indvars.iv.next, %13
  br i1 %14, label %5, label %._crit_edge, !llvm.loop !14

._crit_edge:                                      ; preds = %11, %1
  %15 = getelementptr inbounds i8, ptr %0, i64 264
  %16 = load ptr, ptr %15, align 8, !tbaa !11
  %.not = icmp eq ptr %16, null
  br i1 %.not, label %18, label %17

17:                                               ; preds = %._crit_edge
  tail call void @free(ptr noundef nonnull %16) #2
  br label %18

18:                                               ; preds = %17, %._crit_edge
  tail call void @free(ptr noundef nonnull %0) #2
  ret void
}

; Function Attrs: mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite)
declare void @free(ptr allocptr nocapture noundef) local_unnamed_addr #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 = { mustprogress nounwind willreturn allockind("free") memory(argmem: readwrite, inaccessiblemem: readwrite) "alloc-family"="malloc" "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, !9, i64 260}
!6 = !{!"autoscript_s", !7, i64 0, !7, i64 256, !9, i64 260, !10, i64 264}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!"int", !7, i64 0}
!10 = !{!"any pointer", !7, i64 0}
!11 = !{!6, !10, i64 264}
!12 = !{!13, !10, i64 512}
!13 = !{!"package_s", !7, i64 0, !7, i64 256, !10, i64 512, !9, i64 520}
!14 = distinct !{!14, !15}
!15 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass