; LLVM IR from buresjan/optim_lbm :: nomad/src/Eval (BBOutput)

; 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.NOMAD_4_3::BBOutput" = type <{ %"class.std::__cxx11::basic_string", %"class.NOMAD_4_3::ArrayOfDouble", i8, [7 x i8] }>
%"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] }
%"class.NOMAD_4_3::ArrayOfDouble" = type { ptr, i64, 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 noundef nonnull align 8 dereferenceable(17) ptr @_ZNK9NOMAD_4_313ArrayOfDoubleixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #1

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK9NOMAD_4_38BBOutput12getCountEvalERKSt6vectorINS_12BBOutputTypeESaIS2_EE(ptr noundef nonnull align 8 dereferenceable(57) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #2 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i8, align 1
  %6 = alloca i64, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %7 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 1, ptr %5) #4
  store i8 1, ptr %5, align 1, !tbaa !9
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #4
  store i64 0, ptr %6, align 8, !tbaa !11
  br label %8

8:                                                ; preds = %29, %2
  %9 = load i64, ptr %6, align 8, !tbaa !11
  %10 = getelementptr inbounds %"class.NOMAD_4_3::BBOutput", ptr %7, i32 0, i32 1
  %11 = call noundef i64 @_ZNK9NOMAD_4_313ArrayOfDouble4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %10)
  %12 = icmp ult i64 %9, %11
  br i1 %12, label %14, label %13

13:                                               ; preds = %8
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #4
  br label %32

14:                                               ; preds = %8
  %15 = load ptr, ptr %4, align 8, !tbaa !5
  %16 = load i64, ptr %6, align 8, !tbaa !11
  %17 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIN9NOMAD_4_312BBOutputTypeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %15, i64 noundef %16) #4
  %18 = load i32, ptr %17, align 4, !tbaa !13
  %19 = icmp eq i32 3, %18
  br i1 %19, label %20, label %28

20:                                               ; preds = %14
  %21 = getelementptr inbounds %"class.NOMAD_4_3::BBOutput", ptr %7, i32 0, i32 1
  %22 = load i64, ptr %6, align 8, !tbaa !11
  %23 = call noundef nonnull align 8 dereferenceable(17) ptr @_ZNK9NOMAD_4_313ArrayOfDoubleixEm(ptr noundef nonnull align 8 dereferenceable(24) %21, i64 noundef %22)
  %24 = call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9NOMAD_4_36Double8todoubleEv(ptr noundef nonnull align 8 dereferenceable(17) %23)
  %25 = load double, ptr %24, align 8, !tbaa !15
  %26 = fcmp une double %25, 0.000000e+00
  %27 = zext i1 %26 to i8
  store i8 %27, ptr %5, align 1, !tbaa !9
  br label %28

28:                                               ; preds = %20, %14
  br label %29

29:                                               ; preds = %28
  %30 = load i64, ptr %6, align 8, !tbaa !11
  %31 = add i64 %30, 1
  store i64 %31, ptr %6, align 8, !tbaa !11
  br label %8, !llvm.loop !17

32:                                               ; preds = %13
  %33 = load i8, ptr %5, align 1, !tbaa !9, !range !19, !noundef !20
  %34 = trunc i8 %33 to i1
  call void @llvm.lifetime.end.p0(i64 1, ptr %5) #4
  ret i1 %34
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK9NOMAD_4_313ArrayOfDouble4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIN9NOMAD_4_312BBOutputTypeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #3 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9NOMAD_4_36Double8todoubleEv(ptr noundef nonnull align 8 dereferenceable(17)) #1

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "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 = { 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 #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, !10, i64 0}
!10 = !{!"bool", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"long", !7, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"_ZTSN9NOMAD_4_312BBOutputTypeE", !7, i64 0}
!15 = !{!16, !16, i64 0}
!16 = !{!"double", !7, i64 0}
!17 = distinct !{!17, !18}
!18 = !{!"llvm.loop.mustprogress"}
!19 = !{i8 0, i8 2}
!20 = !{}


; 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"

declare noundef nonnull align 8 dereferenceable(17) ptr @_ZNK9NOMAD_4_313ArrayOfDoubleixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local noundef zeroext i1 @_ZNK9NOMAD_4_38BBOutput12getCountEvalERKSt6vectorINS_12BBOutputTypeESaIS2_EE(ptr noundef nonnull align 8 dereferenceable(57) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) local_unnamed_addr #1 align 2 {
  %3 = getelementptr inbounds i8, ptr %0, i64 32
  %4 = tail call noundef i64 @_ZNK9NOMAD_4_313ArrayOfDouble4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3)
  %.not = icmp eq i64 %4, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

._crit_edge:                                      ; preds = %13, %2
  %.06.lcssa = phi i1 [ true, %2 ], [ %.1, %13 ]
  ret i1 %.06.lcssa

.lr.ph:                                           ; preds = %2, %13
  %.08 = phi i64 [ %14, %13 ], [ 0, %2 ]
  %.067 = phi i1 [ %.1, %13 ], [ true, %2 ]
  %5 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIN9NOMAD_4_312BBOutputTypeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24) %1, i64 noundef %.08) #3
  %6 = load i32, ptr %5, align 4, !tbaa !5
  %7 = icmp eq i32 %6, 3
  br i1 %7, label %8, label %13

8:                                                ; preds = %.lr.ph
  %9 = tail call noundef nonnull align 8 dereferenceable(17) ptr @_ZNK9NOMAD_4_313ArrayOfDoubleixEm(ptr noundef nonnull align 8 dereferenceable(24) %3, i64 noundef %.08)
  %10 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9NOMAD_4_36Double8todoubleEv(ptr noundef nonnull align 8 dereferenceable(17) %9)
  %11 = load double, ptr %10, align 8, !tbaa !9
  %12 = fcmp une double %11, 0.000000e+00
  br label %13

13:                                               ; preds = %.lr.ph, %8
  %.1 = phi i1 [ %12, %8 ], [ %.067, %.lr.ph ]
  %14 = add nuw i64 %.08, 1
  %15 = tail call noundef i64 @_ZNK9NOMAD_4_313ArrayOfDouble4sizeEv(ptr noundef nonnull align 8 dereferenceable(24) %3)
  %16 = icmp ult i64 %14, %15
  br i1 %16, label %.lr.ph, label %._crit_edge, !llvm.loop !11
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK9NOMAD_4_313ArrayOfDouble4sizeEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZNKSt6vectorIN9NOMAD_4_312BBOutputTypeESaIS1_EEixEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #2 align 2

declare noundef nonnull align 8 dereferenceable(8) ptr @_ZNK9NOMAD_4_36Double8todoubleEv(ptr noundef nonnull align 8 dereferenceable(17)) local_unnamed_addr #0

attributes #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 = { 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 = { 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 = !{!"_ZTSN9NOMAD_4_312BBOutputTypeE", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"double", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


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