; LLVM IR from berry-lang/berry :: src (be_list)

; 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.bvalue = type { %union.bvaldata, i32 }
%union.bvaldata = type { double }
%struct.blist = type { ptr, i8, i8, ptr, i32, i32, ptr }

; 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: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

; Function Attrs: nounwind uwtable
define dso_local void @be_list_reverse(ptr noundef %0) #2 {
  %2 = alloca ptr, align 8
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %struct.bvalue, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  %6 = load ptr, ptr %2, align 8, !tbaa !5
  %7 = getelementptr inbounds %struct.blist, ptr %6, i32 0, i32 6
  %8 = load ptr, ptr %7, align 8, !tbaa !9
  store ptr %8, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = load ptr, ptr %2, align 8, !tbaa !5
  %11 = getelementptr inbounds %struct.blist, ptr %10, i32 0, i32 4
  %12 = load i32, ptr %11, align 8, !tbaa !12
  %13 = sext i32 %12 to i64
  %14 = getelementptr inbounds %struct.bvalue, ptr %9, i64 %13
  %15 = getelementptr inbounds %struct.bvalue, ptr %14, i64 -1
  store ptr %15, ptr %4, align 8, !tbaa !5
  br label %16

16:                                               ; preds = %25, %1
  %17 = load ptr, ptr %3, align 8, !tbaa !5
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  %19 = icmp ult ptr %17, %18
  br i1 %19, label %20, label %30

20:                                               ; preds = %16
  call void @llvm.lifetime.start.p0(i64 16, ptr %5) #3
  %21 = load ptr, ptr %3, align 8, !tbaa !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %5, ptr align 8 %21, i64 16, i1 false), !tbaa.struct !13
  %22 = load ptr, ptr %3, align 8, !tbaa !5
  %23 = load ptr, ptr %4, align 8, !tbaa !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %22, ptr align 8 %23, i64 16, i1 false), !tbaa.struct !13
  %24 = load ptr, ptr %4, align 8, !tbaa !5
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %24, ptr align 8 %5, i64 16, i1 false), !tbaa.struct !13
  call void @llvm.lifetime.end.p0(i64 16, ptr %5) #3
  br label %25

25:                                               ; preds = %20
  %26 = load ptr, ptr %3, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.bvalue, ptr %26, i32 1
  store ptr %27, ptr %3, align 8, !tbaa !5
  %28 = load ptr, ptr %4, align 8, !tbaa !5
  %29 = getelementptr inbounds %struct.bvalue, ptr %28, i32 -1
  store ptr %29, ptr %4, align 8, !tbaa !5
  br label %16, !llvm.loop !16

30:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #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, !6, i64 32}
!10 = !{!"blist", !6, i64 0, !7, i64 8, !7, i64 9, !6, i64 16, !11, i64 24, !11, i64 28, !6, i64 32}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !11, i64 24}
!13 = !{i64 0, i64 8, !14, i64 8, i64 4, !15}
!14 = !{!7, !7, i64 0}
!15 = !{!11, !11, i64 0}
!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.bvalue = type { %union.bvaldata, i32 }
%union.bvaldata = type { double }

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

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

; Function Attrs: mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

; Function Attrs: nofree norecurse nosync nounwind memory(readwrite, inaccessiblemem: none) uwtable
define dso_local void @be_list_reverse(ptr nocapture noundef readonly %0) local_unnamed_addr #2 {
  %2 = alloca %struct.bvalue, align 8
  %3 = getelementptr inbounds i8, ptr %0, i64 32
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %0, i64 24
  %6 = load i32, ptr %5, align 8, !tbaa !11
  %7 = sext i32 %6 to i64
  %8 = getelementptr inbounds %struct.bvalue, ptr %4, i64 %7
  %.012 = getelementptr inbounds i8, ptr %8, i64 -16
  %9 = icmp ult ptr %4, %.012
  br i1 %9, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %1, %.lr.ph
  %.014 = phi ptr [ %.0, %.lr.ph ], [ %.012, %1 ]
  %.01113 = phi ptr [ %10, %.lr.ph ], [ %4, %1 ]
  call void @llvm.lifetime.start.p0(i64 16, ptr nonnull %2)
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %2, ptr noundef nonnull align 8 dereferenceable(16) %.01113, i64 16, i1 false), !tbaa.struct !12
  tail call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %.01113, ptr noundef nonnull align 8 dereferenceable(16) %.014, i64 16, i1 false), !tbaa.struct !12
  call void @llvm.memcpy.p0.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %.014, ptr noundef nonnull align 8 dereferenceable(16) %2, i64 16, i1 false), !tbaa.struct !12
  call void @llvm.lifetime.end.p0(i64 16, ptr nonnull %2)
  %10 = getelementptr inbounds i8, ptr %.01113, i64 16
  %.0 = getelementptr inbounds i8, ptr %.014, i64 -16
  %11 = icmp ult ptr %10, %.0
  br i1 %11, label %.lr.ph, label %._crit_edge, !llvm.loop !15

._crit_edge:                                      ; preds = %.lr.ph, %1
  ret void
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nofree norecurse nosync nounwind memory(readwrite, inaccessiblemem: none) 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, !7, i64 32}
!6 = !{!"blist", !7, i64 0, !8, i64 8, !8, i64 9, !7, i64 16, !10, i64 24, !10, i64 28, !7, i64 32}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!6, !10, i64 24}
!12 = !{i64 0, i64 8, !13, i64 8, i64 4, !14}
!13 = !{!8, !8, i64 0}
!14 = !{!10, !10, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"llvm.loop.mustprogress"}


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