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

; 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::Journalist" = type { %"class.SimTKIpopt::ReferencedObject.base", %"class.std::vector" }
%"class.SimTKIpopt::ReferencedObject.base" = type <{ ptr, i32 }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<SimTKIpopt::SmartPtr<SimTKIpopt::Journal>, std::allocator<SimTKIpopt::SmartPtr<SimTKIpopt::Journal>>>::_Vector_impl" }
%"struct.std::_Vector_base<SimTKIpopt::SmartPtr<SimTKIpopt::Journal>, std::allocator<SimTKIpopt::SmartPtr<SimTKIpopt::Journal>>>::_Vector_impl" = type { %"struct.std::_Vector_base<SimTKIpopt::SmartPtr<SimTKIpopt::Journal>, std::allocator<SimTKIpopt::SmartPtr<SimTKIpopt::Journal>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<SimTKIpopt::SmartPtr<SimTKIpopt::Journal>, std::allocator<SimTKIpopt::SmartPtr<SimTKIpopt::Journal>>>::_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

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIN10SimTKIpopt8SmartPtrINS0_7JournalEEESaIS3_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIN10SimTKIpopt8SmartPtrINS0_7JournalEEESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK10SimTKIpopt8SmartPtrINS_7JournalEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK10SimTKIpopt7Journal10IsAcceptedENS_16EJournalCategoryENS_13EJournalLevelE(ptr noundef nonnull align 8 dereferenceable(108), i32 noundef, i32 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK10SimTKIpopt10Journalist13ProduceOutputENS_13EJournalLevelENS_16EJournalCategoryE(ptr noundef nonnull align 8 dereferenceable(40) %0, i32 noundef %1, i32 noundef %2) #2 align 2 {
  %4 = alloca i1, align 1
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store i32 %2, ptr %7, align 4, !tbaa !11
  %10 = load ptr, ptr %5, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #3
  store i32 0, ptr %8, align 4, !tbaa !13
  br label %11

11:                                               ; preds = %29, %3
  %12 = load i32, ptr %8, align 4, !tbaa !13
  %13 = getelementptr inbounds %"class.SimTKIpopt::Journalist", ptr %10, i32 0, i32 1
  %14 = call noundef i64 @_ZNKSt6vectorIN10SimTKIpopt8SmartPtrINS0_7JournalEEESaIS3_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %13) #3
  %15 = trunc i64 %14 to i32
  %16 = icmp slt i32 %12, %15
  br i1 %16, label %18, label %17

17:                                               ; preds = %11
  store i32 2, ptr %9, align 4
  br label %32

18:                                               ; preds = %11
  %19 = getelementptr inbounds %"class.SimTKIpopt::Journalist", ptr %10, i32 0, i32 1
  %20 = load i32, ptr %8, align 4, !tbaa !13
  %21 = sext i32 %20 to i64
  %22 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIN10SimTKIpopt8SmartPtrINS0_7JournalEEESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %19, i64 noundef %21) #3
  %23 = call noundef ptr @_ZNK10SimTKIpopt8SmartPtrINS_7JournalEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %22)
  %24 = load i32, ptr %7, align 4, !tbaa !11
  %25 = load i32, ptr %6, align 4, !tbaa !9
  %26 = call noundef zeroext i1 @_ZNK10SimTKIpopt7Journal10IsAcceptedENS_16EJournalCategoryENS_13EJournalLevelE(ptr noundef nonnull align 8 dereferenceable(108) %23, i32 noundef %24, i32 noundef %25)
  br i1 %26, label %27, label %28

27:                                               ; preds = %18
  store i1 true, ptr %4, align 1
  store i32 1, ptr %9, align 4
  br label %32

28:                                               ; preds = %18
  br label %29

29:                                               ; preds = %28
  %30 = load i32, ptr %8, align 4, !tbaa !13
  %31 = add nsw i32 %30, 1
  store i32 %31, ptr %8, align 4, !tbaa !13
  br label %11, !llvm.loop !15

32:                                               ; preds = %27, %17
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #3
  %33 = load i32, ptr %9, align 4
  switch i32 %33, label %37 [
    i32 2, label %34
    i32 1, label %35
  ]

34:                                               ; preds = %32
  store i1 false, ptr %4, align 1
  br label %35

35:                                               ; preds = %34, %32
  %36 = load i1, ptr %4, align 1
  ret i1 %36

37:                                               ; preds = %32
  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 = { 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 = !{!"_ZTSN10SimTKIpopt13EJournalLevelE", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"_ZTSN10SimTKIpopt16EJournalCategoryE", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = distinct !{!15, !16}
!16 = !{!"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"

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNKSt6vectorIN10SimTKIpopt8SmartPtrINS0_7JournalEEESaIS3_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 @_ZNKSt6vectorIN10SimTKIpopt8SmartPtrINS0_7JournalEEESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef ptr @_ZNK10SimTKIpopt8SmartPtrINS_7JournalEEptEv(ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef zeroext i1 @_ZNK10SimTKIpopt7Journal10IsAcceptedENS_16EJournalCategoryENS_13EJournalLevelE(ptr noundef nonnull align 8 dereferenceable(108), i32 noundef, i32 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef zeroext i1 @_ZNK10SimTKIpopt10Journalist13ProduceOutputENS_13EJournalLevelENS_16EJournalCategoryE(ptr noundef nonnull align 8 dereferenceable(40) %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #0 align 2 {
  %4 = getelementptr inbounds i8, ptr %0, i64 16
  %5 = tail call noundef i64 @_ZNKSt6vectorIN10SimTKIpopt8SmartPtrINS0_7JournalEEESaIS3_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #1
  %6 = trunc i64 %5 to i32
  %.not9 = icmp sgt i32 %6, 0
  br i1 %.not9, label %.lr.ph, label %._crit_edge

7:                                                ; preds = %.lr.ph
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %8 = tail call noundef i64 @_ZNKSt6vectorIN10SimTKIpopt8SmartPtrINS0_7JournalEEESaIS3_EE4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %4) #1
  %sext = shl i64 %8, 32
  %9 = ashr exact i64 %sext, 32
  %.not = icmp slt i64 %indvars.iv.next, %9
  br i1 %.not, label %.lr.ph, label %._crit_edge, !llvm.loop !5

.lr.ph:                                           ; preds = %3, %7
  %indvars.iv = phi i64 [ %indvars.iv.next, %7 ], [ 0, %3 ]
  %10 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNKSt6vectorIN10SimTKIpopt8SmartPtrINS0_7JournalEEESaIS3_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %indvars.iv) #1
  %11 = tail call noundef ptr @_ZNK10SimTKIpopt8SmartPtrINS_7JournalEEptEv(ptr noundef nonnull align 8 dereferenceable(8) %10)
  %12 = tail call noundef zeroext i1 @_ZNK10SimTKIpopt7Journal10IsAcceptedENS_16EJournalCategoryENS_13EJournalLevelE(ptr noundef nonnull align 8 dereferenceable(108) %11, i32 noundef %2, i32 noundef %1)
  br i1 %12, label %._crit_edge, label %7

._crit_edge:                                      ; preds = %7, %.lr.ph, %3
  %.not.lcssa = phi i1 [ false, %3 ], [ %12, %.lr.ph ], [ %12, %7 ]
  ret i1 %.not.lcssa
}

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 = { 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,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass