; LLVM IR from Eydcao/Yan-CG-SnowSim :: src (SnowParticle)

; 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.SnowParticleSet = type <{ %"class.std::vector", float, [4 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<SnowParticle *, std::allocator<SnowParticle *>>::_Vector_impl" }
%"struct.std::_Vector_base<SnowParticle *, std::allocator<SnowParticle *>>::_Vector_impl" = type { %"struct.std::_Vector_base<SnowParticle *, std::allocator<SnowParticle *>>::_Vector_impl_data" }
%"struct.std::_Vector_base<SnowParticle *, std::allocator<SnowParticle *>>::_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: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIP12SnowParticleSaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN15SnowParticleSet11addParticleERKN5Eigen6MatrixIfLi3ELi1ELi0ELi3ELi1EEES4_fP20SnowParticleMaterial(ptr noundef nonnull align 8 dereferenceable(28) %0, ptr noundef nonnull align 4 dereferenceable(12) %1, ptr noundef nonnull align 4 dereferenceable(12) %2, float noundef %3, ptr noundef %4) #2 align 2 personality ptr @__gxx_personality_v0 {
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca float, align 4
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca i32, align 4
  store ptr %0, ptr %6, align 8, !tbaa !5
  store ptr %1, ptr %7, align 8, !tbaa !5
  store ptr %2, ptr %8, align 8, !tbaa !5
  store float %3, ptr %9, align 4, !tbaa !9
  store ptr %4, ptr %10, align 8, !tbaa !5
  %14 = load ptr, ptr %6, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  %15 = call noalias noundef nonnull ptr @_Znwm(i64 noundef 1368) #5
  %16 = load ptr, ptr %7, align 8, !tbaa !5
  %17 = load ptr, ptr %8, align 8, !tbaa !5
  %18 = load float, ptr %9, align 4, !tbaa !9
  %19 = load ptr, ptr %10, align 8, !tbaa !5
  invoke void @_ZN12SnowParticleC1ERKN5Eigen6MatrixIfLi3ELi1ELi0ELi3ELi1EEES4_fP20SnowParticleMaterial(ptr noundef nonnull align 8 dereferenceable(1368) %15, ptr noundef nonnull align 4 dereferenceable(12) %16, ptr noundef nonnull align 4 dereferenceable(12) %17, float noundef %18, ptr noundef %19)
          to label %20 unwind label %22

20:                                               ; preds = %5
  store ptr %15, ptr %11, align 8, !tbaa !5
  %21 = getelementptr inbounds %class.SnowParticleSet, ptr %14, i32 0, i32 0
  call void @_ZNSt6vectorIP12SnowParticleSaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %21, ptr noundef nonnull align 8 dereferenceable(8) %11)
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  ret void

22:                                               ; preds = %5
  %23 = landingpad { ptr, i32 }
          cleanup
  %24 = extractvalue { ptr, i32 } %23, 0
  store ptr %24, ptr %12, align 8
  %25 = extractvalue { ptr, i32 } %23, 1
  store i32 %25, ptr %13, align 4
  call void @_ZdlPvm(ptr noundef %15, i64 noundef 1368) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  br label %26

26:                                               ; preds = %22
  %27 = load ptr, ptr %12, align 8
  %28 = load i32, ptr %13, align 4
  %29 = insertvalue { ptr, i32 } poison, ptr %27, 0
  %30 = insertvalue { ptr, i32 } %29, i32 %28, 1
  resume { ptr, i32 } %30
}

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) #3

declare void @_ZN12SnowParticleC1ERKN5Eigen6MatrixIfLi3ELi1ELi0ELi3ELi1EEES4_fP20SnowParticleMaterial(ptr, ptr, ptr, float, ptr)

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nobuiltin 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 #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 = { nobuiltin allocsize(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 }
attributes #5 = { builtin allocsize(0) }
attributes #6 = { builtin 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 = !{!"float", !7, 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"

; 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

declare i32 @__gxx_personality_v0(...)

; Function Attrs: nobuiltin nounwind
declare void @_ZdlPvm(ptr noundef, i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIP12SnowParticleSaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN15SnowParticleSet11addParticleERKN5Eigen6MatrixIfLi3ELi1ELi0ELi3ELi1EEES4_fP20SnowParticleMaterial(ptr noundef nonnull align 8 dereferenceable(28) %0, ptr noundef nonnull align 4 dereferenceable(12) %1, ptr noundef nonnull align 4 dereferenceable(12) %2, float noundef %3, ptr noundef %4) local_unnamed_addr #2 align 2 personality ptr @__gxx_personality_v0 {
  %6 = alloca ptr, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %6) #4
  %7 = tail call noalias noundef nonnull dereferenceable(1368) ptr @_Znwm(i64 noundef 1368) #5
  invoke void @_ZN12SnowParticleC1ERKN5Eigen6MatrixIfLi3ELi1ELi0ELi3ELi1EEES4_fP20SnowParticleMaterial(ptr noundef nonnull align 8 dereferenceable(1368) %7, ptr noundef nonnull align 4 dereferenceable(12) %1, ptr noundef nonnull align 4 dereferenceable(12) %2, float noundef %3, ptr noundef %4)
          to label %8 unwind label %9

8:                                                ; preds = %5
  store ptr %7, ptr %6, align 8, !tbaa !5
  call void @_ZNSt6vectorIP12SnowParticleSaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(8) %6)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  ret void

9:                                                ; preds = %5
  %10 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZdlPvm(ptr noundef nonnull %7, i64 noundef 1368) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %6) #4
  resume { ptr, i32 } %10
}

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znwm(i64 noundef) local_unnamed_addr #3

declare void @_ZN12SnowParticleC1ERKN5Eigen6MatrixIfLi3ELi1ELi0ELi3ELi1EEES4_fP20SnowParticleMaterial(ptr, ptr, ptr, float, ptr) local_unnamed_addr

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { nobuiltin 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 #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 = { nobuiltin allocsize(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 }
attributes #5 = { builtin allocsize(0) }
attributes #6 = { builtin 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"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,SROAPass,SimplifyCFGPass,TailCallElimPass