; LLVM IR from ChenyangZhang-cs/iMLBench :: MLP/co-run&zero-copy/src/tensor.ll (ZN5clnet4type18IterativeOptimizer11auxiliariesEv)

; 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"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<clnet::Tensor *, std::allocator<clnet::Tensor *>>::_Vector_impl" }
%"struct.std::_Vector_base<clnet::Tensor *, std::allocator<clnet::Tensor *>>::_Vector_impl" = type { %"struct.std::_Vector_base<clnet::Tensor *, std::allocator<clnet::Tensor *>>::_Vector_impl_data" }
%"struct.std::_Vector_base<clnet::Tensor *, std::allocator<clnet::Tensor *>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"struct.clnet::Tensor" = type { ptr, %"class.std::vector.1", %"class.std::vector", %"class.std::__cxx11::basic_string", %"class.std::vector", i64, ptr, ptr, i64 }
%"class.std::vector.1" = type { %"struct.std::_Vector_base.2" }
%"struct.std::_Vector_base.2" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl" = type { %"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<long long, std::allocator<long long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::__cxx11::basic_string" = type { %"struct.std::__cxx11::basic_string<char>::_Alloc_hider", i64, %union.anon }
%"struct.std::__cxx11::basic_string<char>::_Alloc_hider" = type { ptr }
%union.anon = type { i64, [8 x i8] }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIPN5clnet6TensorESaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIPN5clnet6TensorESaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; 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

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIPN5clnet6TensorESaIS2_EE9push_backERKS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIPN5clnet6TensorESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN5clnet6TensorESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5clnet4type18IterativeOptimizer11auxiliariesEv(ptr dead_on_unwind noalias writable sret(%"class.std::vector") align 8 %0, ptr noundef nonnull align 8 dereferenceable(160) %1) unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i1, align 1
  %6 = alloca i64, align 8
  %7 = alloca ptr, align 8
  %8 = alloca i32, align 4
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  %9 = load ptr, ptr %4, align 8
  store i1 false, ptr %5, align 1
  call void @_ZNSt6vectorIPN5clnet6TensorESaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  store i64 2, ptr %6, align 8, !tbaa !9
  br label %10

10:                                               ; preds = %21, %2
  %11 = load i64, ptr %6, align 8, !tbaa !9
  %12 = getelementptr inbounds %"struct.clnet::Tensor", ptr %9, i32 0, i32 4
  %13 = call noundef i64 @_ZNKSt6vectorIPN5clnet6TensorESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %12) #3
  %14 = icmp ult i64 %11, %13
  br i1 %14, label %16, label %15

15:                                               ; preds = %10
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  br label %28

16:                                               ; preds = %10
  %17 = getelementptr inbounds %"struct.clnet::Tensor", ptr %9, i32 0, i32 4
  %18 = load i64, ptr %6, align 8, !tbaa !9
  %19 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN5clnet6TensorESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %17, i64 noundef %18) #3
  invoke void @_ZNSt6vectorIPN5clnet6TensorESaIS2_EE9push_backERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(8) %19)
          to label %20 unwind label %24

20:                                               ; preds = %16
  br label %21

21:                                               ; preds = %20
  %22 = load i64, ptr %6, align 8, !tbaa !9
  %23 = add i64 %22, 1
  store i64 %23, ptr %6, align 8, !tbaa !9
  br label %10, !llvm.loop !11

24:                                               ; preds = %16
  %25 = landingpad { ptr, i32 }
          cleanup
  %26 = extractvalue { ptr, i32 } %25, 0
  store ptr %26, ptr %7, align 8
  %27 = extractvalue { ptr, i32 } %25, 1
  store i32 %27, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  call void @_ZNSt6vectorIPN5clnet6TensorESaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  br label %32

28:                                               ; preds = %15
  store i1 true, ptr %5, align 1
  %29 = load i1, ptr %5, align 1
  br i1 %29, label %31, label %30

30:                                               ; preds = %28
  call void @_ZNSt6vectorIPN5clnet6TensorESaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #3
  br label %31

31:                                               ; preds = %30, %28
  ret void

32:                                               ; preds = %24
  %33 = load ptr, ptr %7, align 8
  %34 = load i32, ptr %8, align 4
  %35 = insertvalue { ptr, i32 } poison, ptr %33, 0
  %36 = insertvalue { ptr, i32 } %35, i32 %34, 1
  resume { ptr, i32 } %36
}

attributes #0 = { mustprogress 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 = { mustprogress 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++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"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"

%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<clnet::Tensor *, std::allocator<clnet::Tensor *>>::_Vector_impl" }
%"struct.std::_Vector_base<clnet::Tensor *, std::allocator<clnet::Tensor *>>::_Vector_impl" = type { %"struct.std::_Vector_base<clnet::Tensor *, std::allocator<clnet::Tensor *>>::_Vector_impl_data" }
%"struct.std::_Vector_base<clnet::Tensor *, std::allocator<clnet::Tensor *>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIPN5clnet6TensorESaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorIPN5clnet6TensorESaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24)) unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIPN5clnet6TensorESaIS2_EE9push_backERKS2_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIPN5clnet6TensorESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN5clnet6TensorESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN5clnet4type18IterativeOptimizer11auxiliariesEv(ptr dead_on_unwind noalias nonnull writable sret(%"class.std::vector") align 8 %0, ptr noundef nonnull align 8 dereferenceable(160) %1) unnamed_addr #1 align 2 personality ptr @__gxx_personality_v0 {
  tail call void @_ZNSt6vectorIPN5clnet6TensorESaIS2_EEC2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #2
  %3 = getelementptr inbounds i8, ptr %1, i64 88
  %4 = tail call noundef i64 @_ZNKSt6vectorIPN5clnet6TensorESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #2
  %5 = icmp ugt i64 %4, 2
  br i1 %5, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %2, %7
  %.06 = phi i64 [ %8, %7 ], [ 2, %2 ]
  %6 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNSt6vectorIPN5clnet6TensorESaIS2_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.06) #2
  invoke void @_ZNSt6vectorIPN5clnet6TensorESaIS2_EE9push_backERKS2_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(8) %6)
          to label %7 unwind label %11

7:                                                ; preds = %.lr.ph
  %8 = add nuw i64 %.06, 1
  %9 = tail call noundef i64 @_ZNKSt6vectorIPN5clnet6TensorESaIS2_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3) #2
  %10 = icmp ult i64 %8, %9
  br i1 %10, label %.lr.ph, label %._crit_edge, !llvm.loop !5

11:                                               ; preds = %.lr.ph
  %12 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZNSt6vectorIPN5clnet6TensorESaIS2_EED2Ev(ptr noundef nonnull align 8 dereferenceable(24) %0) #2
  resume { ptr, i32 } %12

._crit_edge:                                      ; preds = %7, %2
  ret void
}

attributes #0 = { mustprogress 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 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


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