; LLVM IR from softmin/ReHLine-SVM :: liblinear/linear.ll (ZN10l2r_lr_funD2Ev)

; 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.l2r_lr_fun = type { %class.l2r_erm_fun.base, ptr }
%class.l2r_erm_fun.base = type <{ %class.function, ptr, ptr, ptr, ptr, double, i32 }>
%class.function = type { ptr }

@_ZTV10l2r_lr_fun = external dso_local unnamed_addr constant { [11 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN11l2r_erm_funD2Ev(ptr noundef nonnull align 8 dereferenceable(52)) unnamed_addr #0 align 2

; Function Attrs: nobuiltin nounwind
declare void @_ZdaPv(ptr noundef) #1

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN10l2r_lr_funD2Ev(ptr noundef nonnull align 8 dereferenceable(64) %0) unnamed_addr #0 align 2 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  store ptr getelementptr inbounds inrange(-16, 72) ({ [11 x ptr] }, ptr @_ZTV10l2r_lr_fun, i32 0, i32 0, i32 2), ptr %3, align 8, !tbaa !9
  %4 = getelementptr inbounds %class.l2r_lr_fun, ptr %3, i32 0, i32 1
  %5 = load ptr, ptr %4, align 8, !tbaa !11
  %6 = icmp eq ptr %5, null
  br i1 %6, label %8, label %7

7:                                                ; preds = %1
  call void @_ZdaPv(ptr noundef %5) #2
  br label %8

8:                                                ; preds = %7, %1
  call void @_ZN11l2r_erm_funD2Ev(ptr noundef nonnull align 8 dereferenceable(52) %3) #3
  ret void
}

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 = { 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 = { builtin nounwind }
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 = !{!"vtable pointer", !8, i64 0}
!11 = !{!12, !6, i64 56}
!12 = !{!"_ZTS10l2r_lr_fun", !13, i64 0, !6, i64 56}
!13 = !{!"_ZTS11l2r_erm_fun", !14, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !15, i64 40, !16, i64 48}
!14 = !{!"_ZTS8function"}
!15 = !{!"double", !7, i64 0}
!16 = !{!"int", !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"

@_ZTV10l2r_lr_fun = external dso_local unnamed_addr constant { [11 x ptr] }, align 8

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN11l2r_erm_funD2Ev(ptr noundef nonnull align 8 dereferenceable(52)) unnamed_addr #0 align 2

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

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_ZN10l2r_lr_funD2Ev(ptr noundef nonnull align 8 dereferenceable(64) %0) unnamed_addr #0 align 2 {
  store ptr getelementptr inbounds inrange(-16, 72) (i8, ptr @_ZTV10l2r_lr_fun, i64 16), ptr %0, align 8, !tbaa !5
  %2 = getelementptr inbounds i8, ptr %0, i64 56
  %3 = load ptr, ptr %2, align 8, !tbaa !8
  %4 = icmp eq ptr %3, null
  br i1 %4, label %6, label %5

5:                                                ; preds = %1
  tail call void @_ZdaPv(ptr noundef nonnull %3) #2
  br label %6

6:                                                ; preds = %5, %1
  tail call void @_ZN11l2r_erm_funD2Ev(ptr noundef nonnull align 8 dereferenceable(52) %0) #3
  ret void
}

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 = { 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 = { builtin nounwind }
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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = !{!9, !12, i64 56}
!9 = !{!"_ZTS10l2r_lr_fun", !10, i64 0, !12, i64 56}
!10 = !{!"_ZTS11l2r_erm_fun", !11, i64 0, !12, i64 8, !12, i64 16, !12, i64 24, !12, i64 32, !14, i64 40, !15, i64 48}
!11 = !{!"_ZTS8function"}
!12 = !{!"any pointer", !13, i64 0}
!13 = !{!"omnipotent char", !7, i64 0}
!14 = !{!"double", !13, i64 0}
!15 = !{!"int", !13, i64 0}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,InstCombinePass,SROAPass,TailCallElimPass