; LLVM IR from sagar0710/particle-simul :: physics.ll (Z11calc_forcesRSt6vectorI8Sim_BodySaIS0_EER6config)

; 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.__gnu_cxx::__normal_iterator" = type { ptr }
%class.Sim_Body = type { ptr, i32, %"class.std::vector.0", float, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float, i8, i8, i32, i32 }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::pair<float, float>, std::allocator<std::pair<float, float>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::pair<float, float>, std::allocator<std::pair<float, float>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::pair<float, float>, std::allocator<std::pair<float, float>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::pair<float, float>, std::allocator<std::pair<float, float>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI8Sim_BodySaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI8Sim_BodySaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIP8Sim_BodySt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(144) ptr @_ZNK9__gnu_cxx17__normal_iteratorIP8Sim_BodySt6vectorIS1_SaIS1_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIP8Sim_BodySt6vectorIS1_SaIS1_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z11calc_forcesRSt6vectorI8Sim_BodySaIS0_EER6config(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 4 dereferenceable(20) %1) #3 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %7 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  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) #4
  %10 = load ptr, ptr %3, align 8, !tbaa !5
  store ptr %10, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = call ptr @_ZNSt6vectorI8Sim_BodySaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %11) #4
  %13 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %6, i32 0, i32 0
  store ptr %12, ptr %13, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #4
  %14 = load ptr, ptr %5, align 8, !tbaa !5
  %15 = call ptr @_ZNSt6vectorI8Sim_BodySaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %14) #4
  %16 = getelementptr inbounds %"class.__gnu_cxx::__normal_iterator", ptr %7, i32 0, i32 0
  store ptr %15, ptr %16, align 8
  br label %17

17:                                               ; preds = %37, %2
  %18 = call noundef zeroext i1 @_ZN9__gnu_cxxneIP8Sim_BodySt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %6, ptr noundef nonnull align 8 dereferenceable(8) %7) #4
  br i1 %18, label %20, label %19

19:                                               ; preds = %17
  store i32 2, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  br label %39

20:                                               ; preds = %17
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %21 = call noundef nonnull align 8 dereferenceable(144) ptr @_ZNK9__gnu_cxx17__normal_iteratorIP8Sim_BodySt6vectorIS1_SaIS1_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  store ptr %21, ptr %9, align 8, !tbaa !5
  %22 = load ptr, ptr %9, align 8, !tbaa !5
  %23 = getelementptr inbounds %class.Sim_Body, ptr %22, i32 0, i32 29
  %24 = load i32, ptr %23, align 4, !tbaa !9
  %25 = icmp eq i32 %24, 2
  br i1 %25, label %26, label %27

26:                                               ; preds = %20
  store i32 3, ptr %8, align 4
  br label %34

27:                                               ; preds = %20
  %28 = load ptr, ptr %9, align 8, !tbaa !5
  %29 = load ptr, ptr %3, align 8, !tbaa !5
  %30 = load ptr, ptr %4, align 8, !tbaa !5
  %31 = load ptr, ptr %28, align 8, !tbaa !19
  %32 = getelementptr inbounds ptr, ptr %31, i64 0
  %33 = load ptr, ptr %32, align 8
  call void %33(ptr noundef nonnull align 8 dereferenceable(144) %28, ptr noundef nonnull align 8 dereferenceable(24) %29, ptr noundef nonnull align 4 dereferenceable(20) %30)
  store i32 0, ptr %8, align 4
  br label %34

34:                                               ; preds = %27, %26
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  %35 = load i32, ptr %8, align 4
  switch i32 %35, label %40 [
    i32 0, label %36
    i32 3, label %37
  ]

36:                                               ; preds = %34
  br label %37

37:                                               ; preds = %36, %34
  %38 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIP8Sim_BodySt6vectorIS1_SaIS1_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %6) #4
  br label %17

39:                                               ; preds = %19
  ret void

40:                                               ; preds = %34
  unreachable
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { inlinehint 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 #3 = { 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 #4 = { 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, !18, i64 140}
!10 = !{!"_ZTS8Sim_Body", !11, i64 8, !12, i64 16, !16, i64 40, !16, i64 44, !16, i64 48, !16, i64 52, !16, i64 56, !16, i64 60, !16, i64 64, !16, i64 68, !16, i64 72, !16, i64 76, !16, i64 80, !16, i64 84, !16, i64 88, !16, i64 92, !16, i64 96, !16, i64 100, !16, i64 104, !16, i64 108, !16, i64 112, !16, i64 116, !16, i64 120, !16, i64 124, !16, i64 128, !17, i64 132, !17, i64 133, !11, i64 136, !18, i64 140}
!11 = !{!"int", !7, i64 0}
!12 = !{!"_ZTSSt6vectorISt4pairIffESaIS1_EE", !13, i64 0}
!13 = !{!"_ZTSSt12_Vector_baseISt4pairIffESaIS1_EE", !14, i64 0}
!14 = !{!"_ZTSNSt12_Vector_baseISt4pairIffESaIS1_EE12_Vector_implE", !15, i64 0}
!15 = !{!"_ZTSNSt12_Vector_baseISt4pairIffESaIS1_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!16 = !{!"float", !7, i64 0}
!17 = !{!"bool", !7, i64 0}
!18 = !{!"_ZTS9body_type", !7, i64 0}
!19 = !{!20, !20, i64 0}
!20 = !{!"vtable pointer", !8, i64 0}


; 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.__gnu_cxx::__normal_iterator" = type { ptr }

; 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 nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI8Sim_BodySaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local ptr @_ZNSt6vectorI8Sim_BodySaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZN9__gnu_cxxneIP8Sim_BodySt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(144) ptr @_ZNK9__gnu_cxx17__normal_iteratorIP8Sim_BodySt6vectorIS1_SaIS1_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; 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 nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIP8Sim_BodySt6vectorIS1_SaIS1_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_Z11calc_forcesRSt6vectorI8Sim_BodySaIS0_EER6config(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 4 dereferenceable(20) %1) local_unnamed_addr #3 {
  %3 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  %4 = alloca %"class.__gnu_cxx::__normal_iterator", align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #4
  %5 = tail call ptr @_ZNSt6vectorI8Sim_BodySaIS0_EE5beginEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  store ptr %5, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #4
  %6 = tail call ptr @_ZNSt6vectorI8Sim_BodySaIS0_EE3endEv(ptr noundef nonnull align 8 dereferenceable(24) %0) #4
  store ptr %6, ptr %4, align 8
  %7 = call noundef zeroext i1 @_ZN9__gnu_cxxneIP8Sim_BodySt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  br i1 %7, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %15, %2
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #4
  ret void

.lr.ph:                                           ; preds = %2, %15
  %8 = call noundef nonnull align 8 dereferenceable(144) ptr @_ZNK9__gnu_cxx17__normal_iteratorIP8Sim_BodySt6vectorIS1_SaIS1_EEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %9 = getelementptr inbounds i8, ptr %8, i64 140
  %10 = load i32, ptr %9, align 4, !tbaa !5
  %11 = icmp eq i32 %10, 2
  br i1 %11, label %15, label %12

12:                                               ; preds = %.lr.ph
  %13 = load ptr, ptr %8, align 8, !tbaa !18
  %14 = load ptr, ptr %13, align 8
  call void %14(ptr noundef nonnull align 8 dereferenceable(144) %8, ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 4 dereferenceable(20) %1)
  br label %15

15:                                               ; preds = %.lr.ph, %12
  %16 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZN9__gnu_cxx17__normal_iteratorIP8Sim_BodySt6vectorIS1_SaIS1_EEEppEv(ptr noundef nonnull align 8 dereferenceable(8) %3) #4
  %17 = call noundef zeroext i1 @_ZN9__gnu_cxxneIP8Sim_BodySt6vectorIS1_SaIS1_EEEEbRKNS_17__normal_iteratorIT_T0_EESB_(ptr noundef nonnull align 8 dereferenceable(8) %3, ptr noundef nonnull align 8 dereferenceable(8) %4) #4
  br i1 %17, label %.lr.ph, label %._crit_edge
}

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { inlinehint 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 #3 = { 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 #4 = { 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, !17, i64 140}
!6 = !{!"_ZTS8Sim_Body", !7, i64 8, !10, i64 16, !15, i64 40, !15, i64 44, !15, i64 48, !15, i64 52, !15, i64 56, !15, i64 60, !15, i64 64, !15, i64 68, !15, i64 72, !15, i64 76, !15, i64 80, !15, i64 84, !15, i64 88, !15, i64 92, !15, i64 96, !15, i64 100, !15, i64 104, !15, i64 108, !15, i64 112, !15, i64 116, !15, i64 120, !15, i64 124, !15, i64 128, !16, i64 132, !16, i64 133, !7, i64 136, !17, i64 140}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!"_ZTSSt6vectorISt4pairIffESaIS1_EE", !11, i64 0}
!11 = !{!"_ZTSSt12_Vector_baseISt4pairIffESaIS1_EE", !12, i64 0}
!12 = !{!"_ZTSNSt12_Vector_baseISt4pairIffESaIS1_EE12_Vector_implE", !13, i64 0}
!13 = !{!"_ZTSNSt12_Vector_baseISt4pairIffESaIS1_EE17_Vector_impl_dataE", !14, i64 0, !14, i64 8, !14, i64 16}
!14 = !{!"any pointer", !8, i64 0}
!15 = !{!"float", !8, i64 0}
!16 = !{!"bool", !8, i64 0}
!17 = !{!"_ZTS9body_type", !8, i64 0}
!18 = !{!19, !19, i64 0}
!19 = !{!"vtable pointer", !9, i64 0}


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