; LLVM IR from simbody/simbody :: SimTKmath/Optimizers/src/IpOpt (IpCompoundVector)

; 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.SimTKIpopt::SmartPtr.21" = type { ptr }

@_ZTIN10SimTKIpopt6VectorE = external dso_local constant { ptr, ptr, ptr }, align 8
@_ZTIN10SimTKIpopt14CompoundVectorE = external dso_local constant { ptr, ptr, ptr }, align 8

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

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK10SimTKIpopt14CompoundVector6NCompsEv(ptr noundef nonnull align 8 dereferenceable(265)) #1 align 2

; Function Attrs: nounwind willreturn memory(read)
declare ptr @__dynamic_cast(ptr, ptr, ptr, i64) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK10SimTKIpopt14CompoundVector7GetCompEi(ptr dead_on_unwind noalias writable sret(%"class.SimTKIpopt::SmartPtr.21") align 8, ptr noundef nonnull align 8 dereferenceable(265), i32 noundef) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(205) ptr @_ZNK10SimTKIpopt8SmartPtrIKNS_6VectorEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN10SimTKIpopt8SmartPtrIKNS_6VectorEED2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef double @_ZNK10SimTKIpopt14CompoundVector7DotImplERKNS_6VectorE(ptr noundef nonnull align 8 dereferenceable(265) %0, ptr noundef nonnull align 8 dereferenceable(205) %1) unnamed_addr #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca double, align 8
  %7 = alloca i32, align 4
  %8 = alloca %"class.SimTKIpopt::SmartPtr.21", align 8
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %11 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #6
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  %13 = icmp eq ptr %12, null
  br i1 %13, label %16, label %14

14:                                               ; preds = %2
  %15 = call ptr @__dynamic_cast(ptr %12, ptr @_ZTIN10SimTKIpopt6VectorE, ptr @_ZTIN10SimTKIpopt14CompoundVectorE, i64 0) #6
  br label %17

16:                                               ; preds = %2
  br label %17

17:                                               ; preds = %16, %14
  %18 = phi ptr [ %15, %14 ], [ null, %16 ]
  store ptr %18, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #6
  store double 0.000000e+00, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #6
  store i32 0, ptr %7, align 4, !tbaa !11
  br label %19

19:                                               ; preds = %35, %17
  %20 = load i32, ptr %7, align 4, !tbaa !11
  %21 = call noundef i32 @_ZNK10SimTKIpopt14CompoundVector6NCompsEv(ptr noundef nonnull align 8 dereferenceable(265) %11)
  %22 = icmp slt i32 %20, %21
  br i1 %22, label %24, label %23

23:                                               ; preds = %19
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  br label %42

24:                                               ; preds = %19
  %25 = load i32, ptr %7, align 4, !tbaa !11
  %26 = call noundef ptr @_ZNK10SimTKIpopt14CompoundVector9ConstCompEi(ptr noundef nonnull align 8 dereferenceable(265) %11, i32 noundef %25)
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #6
  %27 = load ptr, ptr %5, align 8, !tbaa !5
  %28 = load i32, ptr %7, align 4, !tbaa !11
  call void @_ZNK10SimTKIpopt14CompoundVector7GetCompEi(ptr dead_on_unwind writable sret(%"class.SimTKIpopt::SmartPtr.21") align 8 %8, ptr noundef nonnull align 8 dereferenceable(265) %27, i32 noundef %28)
  %29 = invoke noundef nonnull align 8 dereferenceable(205) ptr @_ZNK10SimTKIpopt8SmartPtrIKNS_6VectorEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %8)
          to label %30 unwind label %38

30:                                               ; preds = %24
  %31 = invoke noundef double @_ZNK10SimTKIpopt6Vector3DotERKS0_(ptr noundef nonnull align 8 dereferenceable(205) %26, ptr noundef nonnull align 8 dereferenceable(205) %29)
          to label %32 unwind label %38

32:                                               ; preds = %30
  %33 = load double, ptr %6, align 8, !tbaa !9
  %34 = fadd double %33, %31
  store double %34, ptr %6, align 8, !tbaa !9
  call void @_ZN10SimTKIpopt8SmartPtrIKNS_6VectorEED2Ev(ptr noundef nonnull align 8 dereferenceable(8) %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  br label %35

35:                                               ; preds = %32
  %36 = load i32, ptr %7, align 4, !tbaa !11
  %37 = add nsw i32 %36, 1
  store i32 %37, ptr %7, align 4, !tbaa !11
  br label %19, !llvm.loop !13

38:                                               ; preds = %30, %24
  %39 = landingpad { ptr, i32 }
          cleanup
  %40 = extractvalue { ptr, i32 } %39, 0
  store ptr %40, ptr %9, align 8
  %41 = extractvalue { ptr, i32 } %39, 1
  store i32 %41, ptr %10, align 4
  call void @_ZN10SimTKIpopt8SmartPtrIKNS_6VectorEED2Ev(ptr noundef nonnull align 8 dereferenceable(8) %8) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #6
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  br label %44

42:                                               ; preds = %23
  %43 = load double, ptr %6, align 8, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #6
  ret double %43

44:                                               ; preds = %38
  %45 = load ptr, ptr %9, align 8
  %46 = load i32, ptr %10, align 4
  %47 = insertvalue { ptr, i32 } poison, ptr %45, 0
  %48 = insertvalue { ptr, i32 } %47, i32 %46, 1
  resume { ptr, i32 } %48
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef ptr @_ZNK10SimTKIpopt14CompoundVector9ConstCompEi(ptr noundef nonnull align 8 dereferenceable(265), i32 noundef) #5 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef double @_ZNK10SimTKIpopt6Vector3DotERKS0_(ptr noundef nonnull align 8 dereferenceable(205), ptr noundef nonnull align 8 dereferenceable(205)) #5 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { nounwind willreturn memory(read) }
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 = { 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 #5 = { inlinehint 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 #6 = { 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 = !{!"double", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"int", !7, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"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.SimTKIpopt::SmartPtr.21" = type { ptr }

@_ZTIN10SimTKIpopt6VectorE = external dso_local constant { ptr, ptr, ptr }, align 8
@_ZTIN10SimTKIpopt14CompoundVectorE = external dso_local constant { ptr, ptr, ptr }, align 8

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

declare i32 @__gxx_personality_v0(...)

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK10SimTKIpopt14CompoundVector6NCompsEv(ptr noundef nonnull align 8 dereferenceable(265)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nofree nounwind willreturn memory(read)
declare ptr @__dynamic_cast(ptr, ptr, ptr, i64) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK10SimTKIpopt14CompoundVector7GetCompEi(ptr dead_on_unwind noalias writable sret(%"class.SimTKIpopt::SmartPtr.21") align 8, ptr noundef nonnull align 8 dereferenceable(265), i32 noundef) local_unnamed_addr #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(205) ptr @_ZNK10SimTKIpopt8SmartPtrIKNS_6VectorEEdeEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #4 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN10SimTKIpopt8SmartPtrIKNS_6VectorEED2Ev(ptr noundef nonnull align 8 dereferenceable(8)) unnamed_addr #4 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef double @_ZNK10SimTKIpopt14CompoundVector7DotImplERKNS_6VectorE(ptr noundef nonnull align 8 dereferenceable(265) %0, ptr noundef nonnull align 8 dereferenceable(205) %1) unnamed_addr #3 align 2 personality ptr @__gxx_personality_v0 {
  %3 = alloca %"class.SimTKIpopt::SmartPtr.21", align 8
  %4 = tail call ptr @__dynamic_cast(ptr nonnull %1, ptr nonnull @_ZTIN10SimTKIpopt6VectorE, ptr nonnull @_ZTIN10SimTKIpopt14CompoundVectorE, i64 0) #6
  %5 = tail call noundef i32 @_ZNK10SimTKIpopt14CompoundVector6NCompsEv(ptr noundef nonnull align 8 dereferenceable(265) %0)
  %6 = icmp sgt i32 %5, 0
  br i1 %6, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %10, %2
  %.0.lcssa = phi double [ 0.000000e+00, %2 ], [ %11, %10 ]
  ret double %.0.lcssa

.lr.ph:                                           ; preds = %2, %10
  %.013 = phi double [ %11, %10 ], [ 0.000000e+00, %2 ]
  %.01012 = phi i32 [ %12, %10 ], [ 0, %2 ]
  %7 = call noundef ptr @_ZNK10SimTKIpopt14CompoundVector9ConstCompEi(ptr noundef nonnull align 8 dereferenceable(265) %0, i32 noundef %.01012)
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %3) #6
  call void @_ZNK10SimTKIpopt14CompoundVector7GetCompEi(ptr dead_on_unwind nonnull writable sret(%"class.SimTKIpopt::SmartPtr.21") align 8 %3, ptr noundef nonnull align 8 dereferenceable(265) %4, i32 noundef %.01012)
  %8 = call noundef nonnull align 8 dereferenceable(205) ptr @_ZNK10SimTKIpopt8SmartPtrIKNS_6VectorEEdeEv(ptr noundef nonnull align 8 dereferenceable(8) %3)
  %9 = invoke noundef double @_ZNK10SimTKIpopt6Vector3DotERKS0_(ptr noundef nonnull align 8 dereferenceable(205) %7, ptr noundef nonnull align 8 dereferenceable(205) %8)
          to label %10 unwind label %15

10:                                               ; preds = %.lr.ph
  %11 = fadd double %.013, %9
  call void @_ZN10SimTKIpopt8SmartPtrIKNS_6VectorEED2Ev(ptr noundef nonnull align 8 dereferenceable(8) %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #6
  %12 = add nuw nsw i32 %.01012, 1
  %13 = call noundef i32 @_ZNK10SimTKIpopt14CompoundVector6NCompsEv(ptr noundef nonnull align 8 dereferenceable(265) %0)
  %14 = icmp slt i32 %12, %13
  br i1 %14, label %.lr.ph, label %._crit_edge, !llvm.loop !5

15:                                               ; preds = %.lr.ph
  %16 = landingpad { ptr, i32 }
          cleanup
  call void @_ZN10SimTKIpopt8SmartPtrIKNS_6VectorEED2Ev(ptr noundef nonnull align 8 dereferenceable(8) %3) #6
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %3) #6
  resume { ptr, i32 } %16
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef ptr @_ZNK10SimTKIpopt14CompoundVector9ConstCompEi(ptr noundef nonnull align 8 dereferenceable(265), i32 noundef) local_unnamed_addr #5 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef double @_ZNK10SimTKIpopt6Vector3DotERKS0_(ptr noundef nonnull align 8 dereferenceable(205), ptr noundef nonnull align 8 dereferenceable(205)) local_unnamed_addr #5 align 2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { mustprogress nofree nounwind willreturn memory(read) }
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 = { 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 #5 = { inlinehint 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 #6 = { 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: EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass