; LLVM IR from ox-vgg/vise :: src/search_engine/relja_retrival/external/KMCode_relja/matrix (manip)

; 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.Vector = type { %class.Matrix, ptr }
%class.Matrix = type { ptr, ptr, i32, i32 }

; 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: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK6Matrix6nbColsEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

declare i32 @__gxx_personality_v0(...)

declare void @_ZN6VectorC1Ei(ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) unnamed_addr #2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN6VectorclEi(ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) unnamed_addr #1 align 2

; Function Attrs: nounwind
declare void @_ZN6VectorD1Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #3

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK6Matrix6getRowEi(ptr dead_on_unwind noalias writable sret(%class.Vector) align 8 %0, ptr noundef nonnull align 8 dereferenceable(24) %1, i32 noundef %2) #4 align 2 personality ptr @__gxx_personality_v0 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i1, align 1
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  store ptr %0, ptr %4, align 8
  store ptr %1, ptr %5, align 8, !tbaa !5
  store i32 %2, ptr %6, align 4, !tbaa !9
  %11 = load ptr, ptr %5, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #5
  store i1 false, ptr %8, align 1
  %12 = call noundef i32 @_ZNK6Matrix6nbColsEv(ptr noundef nonnull align 8 dereferenceable(24) %11)
  call void @_ZN6VectorC1Ei(ptr noundef nonnull align 8 dereferenceable(32) %0, i32 noundef %12)
  store i32 1, ptr %7, align 4, !tbaa !9
  br label %13

13:                                               ; preds = %29, %3
  %14 = load i32, ptr %7, align 4, !tbaa !9
  %15 = invoke noundef i32 @_ZNK6Matrix6nbColsEv(ptr noundef nonnull align 8 dereferenceable(24) %11)
          to label %16 unwind label %32

16:                                               ; preds = %13
  %17 = icmp sle i32 %14, %15
  br i1 %17, label %18, label %36

18:                                               ; preds = %16
  %19 = load i32, ptr %6, align 4, !tbaa !9
  %20 = load i32, ptr %7, align 4, !tbaa !9
  %21 = load ptr, ptr %11, align 8, !tbaa !11
  %22 = getelementptr inbounds ptr, ptr %21, i64 5
  %23 = load ptr, ptr %22, align 8
  %24 = invoke noundef double %23(ptr noundef nonnull align 8 dereferenceable(24) %11, i32 noundef %19, i32 noundef %20)
          to label %25 unwind label %32

25:                                               ; preds = %18
  %26 = load i32, ptr %7, align 4, !tbaa !9
  %27 = invoke noundef nonnull align 8 dereferenceable(8) ptr @_ZN6VectorclEi(ptr noundef nonnull align 8 dereferenceable(32) %0, i32 noundef %26)
          to label %28 unwind label %32

28:                                               ; preds = %25
  store double %24, ptr %27, align 8, !tbaa !13
  br label %29

29:                                               ; preds = %28
  %30 = load i32, ptr %7, align 4, !tbaa !9
  %31 = add nsw i32 %30, 1
  store i32 %31, ptr %7, align 4, !tbaa !9
  br label %13, !llvm.loop !15

32:                                               ; preds = %25, %18, %13
  %33 = landingpad { ptr, i32 }
          cleanup
  %34 = extractvalue { ptr, i32 } %33, 0
  store ptr %34, ptr %9, align 8
  %35 = extractvalue { ptr, i32 } %33, 1
  store i32 %35, ptr %10, align 4
  call void @_ZN6VectorD1Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  br label %40

36:                                               ; preds = %16
  store i1 true, ptr %8, align 1
  %37 = load i1, ptr %8, align 1
  br i1 %37, label %39, label %38

38:                                               ; preds = %36
  call void @_ZN6VectorD1Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #5
  br label %39

39:                                               ; preds = %38, %36
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #5
  ret void

40:                                               ; preds = %32
  %41 = load ptr, ptr %9, align 8
  %42 = load i32, ptr %10, align 4
  %43 = insertvalue { ptr, i32 } poison, ptr %41, 0
  %44 = insertvalue { ptr, i32 } %43, i32 %42, 1
  resume { ptr, i32 } %44
}

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 = { "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 "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 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 = { 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 = !{!"int", !7, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"vtable pointer", !8, i64 0}
!13 = !{!14, !14, i64 0}
!14 = !{!"double", !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"

%class.Vector = type { %class.Matrix, ptr }
%class.Matrix = type { ptr, ptr, i32, i32 }

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK6Matrix6nbColsEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

declare i32 @__gxx_personality_v0(...)

declare void @_ZN6VectorC1Ei(ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) unnamed_addr #1

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(8) ptr @_ZN6VectorclEi(ptr noundef nonnull align 8 dereferenceable(32), i32 noundef) unnamed_addr #0 align 2

; Function Attrs: nounwind
declare void @_ZN6VectorD1Ev(ptr noundef nonnull align 8 dereferenceable(32)) unnamed_addr #2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZNK6Matrix6getRowEi(ptr dead_on_unwind noalias writable sret(%class.Vector) align 8 %0, ptr noundef nonnull align 8 dereferenceable(24) %1, i32 noundef %2) local_unnamed_addr #3 align 2 personality ptr @__gxx_personality_v0 {
  %4 = tail call noundef i32 @_ZNK6Matrix6nbColsEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  tail call void @_ZN6VectorC1Ei(ptr noundef nonnull align 8 dereferenceable(32) %0, i32 noundef %4)
  %5 = tail call noundef i32 @_ZNK6Matrix6nbColsEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %.not8 = icmp slt i32 %5, 1
  br i1 %.not8, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %3, %10
  %.09 = phi i32 [ %12, %10 ], [ 1, %3 ]
  %6 = load ptr, ptr %1, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %6, i64 40
  %8 = load ptr, ptr %7, align 8
  %9 = invoke noundef double %8(ptr noundef nonnull align 8 dereferenceable(24) %1, i32 noundef %2, i32 noundef %.09)
          to label %10 unwind label %14

10:                                               ; preds = %.lr.ph
  %11 = tail call noundef nonnull align 8 dereferenceable(8) ptr @_ZN6VectorclEi(ptr noundef nonnull align 8 dereferenceable(32) %0, i32 noundef %.09)
  store double %9, ptr %11, align 8, !tbaa !8
  %12 = add nuw nsw i32 %.09, 1
  %13 = tail call noundef i32 @_ZNK6Matrix6nbColsEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %.not.not = icmp slt i32 %.09, %13
  br i1 %.not.not, label %.lr.ph, label %._crit_edge, !llvm.loop !11

14:                                               ; preds = %.lr.ph
  %15 = landingpad { ptr, i32 }
          cleanup
  tail call void @_ZN6VectorD1Ev(ptr noundef nonnull align 8 dereferenceable(32) %0) #4
  resume { ptr, i32 } %15

._crit_edge:                                      ; preds = %10, %3
  ret void
}

attributes #0 = { 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 #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 = { 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 #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 = { 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, !9, i64 0}
!9 = !{!"double", !10, i64 0}
!10 = !{!"omnipotent char", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass