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

; 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"

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK6Matrix6nbRowsEv(ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

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

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

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZN6VectoraSERK6Matrix(ptr noundef nonnull align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) #2 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %6 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  %7 = load ptr, ptr %4, align 8, !tbaa !5
  %8 = icmp ne ptr %6, %7
  br i1 %8, label %9, label %37

9:                                                ; preds = %2
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = call noundef i32 @_ZNK6Matrix6nbRowsEv(ptr noundef nonnull align 8 dereferenceable(24) %10)
  %12 = load ptr, ptr %4, align 8, !tbaa !5
  %13 = call noundef i32 @_ZNK6Matrix6nbColsEv(ptr noundef nonnull align 8 dereferenceable(24) %12)
  %14 = load ptr, ptr %6, align 8, !tbaa !9
  %15 = getelementptr inbounds ptr, ptr %14, i64 2
  %16 = load ptr, ptr %15, align 8
  call void %16(ptr noundef nonnull align 8 dereferenceable(32) %6, i32 noundef %11, i32 noundef %13)
  store i32 1, ptr %5, align 4, !tbaa !11
  br label %17

17:                                               ; preds = %33, %9
  %18 = load i32, ptr %5, align 4, !tbaa !11
  %19 = call noundef i32 @_ZNK6Matrix6nbRowsEv(ptr noundef nonnull align 8 dereferenceable(24) %6)
  %20 = icmp sle i32 %18, %19
  br i1 %20, label %21, label %36

21:                                               ; preds = %17
  %22 = load ptr, ptr %4, align 8, !tbaa !5
  %23 = load i32, ptr %5, align 4, !tbaa !11
  %24 = load ptr, ptr %22, align 8, !tbaa !9
  %25 = getelementptr inbounds ptr, ptr %24, i64 5
  %26 = load ptr, ptr %25, align 8
  %27 = call noundef double %26(ptr noundef nonnull align 8 dereferenceable(24) %22, i32 noundef %23, i32 noundef 1)
  %28 = load i32, ptr %5, align 4, !tbaa !11
  %29 = load ptr, ptr %6, align 8, !tbaa !9
  %30 = getelementptr inbounds ptr, ptr %29, i64 10
  %31 = load ptr, ptr %30, align 8
  %32 = call noundef nonnull align 8 dereferenceable(8) ptr %31(ptr noundef nonnull align 8 dereferenceable(32) %6, i32 noundef %28)
  store double %27, ptr %32, align 8, !tbaa !13
  br label %33

33:                                               ; preds = %21
  %34 = load i32, ptr %5, align 4, !tbaa !11
  %35 = add nsw i32 %34, 1
  store i32 %35, ptr %5, align 4, !tbaa !11
  br label %17, !llvm.loop !15

36:                                               ; preds = %17
  br label %37

37:                                               ; preds = %36, %2
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  ret ptr %6
}

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK6Matrix6nbRowsEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; 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

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(32) ptr @_ZN6VectoraSERK6Matrix(ptr noundef nonnull returned align 8 dereferenceable(32) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) local_unnamed_addr #1 align 2 {
  %.not = icmp eq ptr %0, %1
  br i1 %.not, label %.loopexit, label %3

3:                                                ; preds = %2
  %4 = tail call noundef i32 @_ZNK6Matrix6nbRowsEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %5 = tail call noundef i32 @_ZNK6Matrix6nbColsEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %6 = load ptr, ptr %0, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %6, i64 16
  %8 = load ptr, ptr %7, align 8
  tail call void %8(ptr noundef nonnull align 8 dereferenceable(32) %0, i32 noundef %4, i32 noundef %5)
  %9 = tail call noundef i32 @_ZNK6Matrix6nbRowsEv(ptr noundef nonnull align 8 dereferenceable(24) %0)
  %.not1011 = icmp slt i32 %9, 1
  br i1 %.not1011, label %.loopexit, label %.lr.ph

.lr.ph:                                           ; preds = %3, %.lr.ph
  %.012 = phi i32 [ %18, %.lr.ph ], [ 1, %3 ]
  %10 = load ptr, ptr %1, align 8, !tbaa !5
  %11 = getelementptr inbounds i8, ptr %10, i64 40
  %12 = load ptr, ptr %11, align 8
  %13 = tail call noundef double %12(ptr noundef nonnull align 8 dereferenceable(24) %1, i32 noundef %.012, i32 noundef 1)
  %14 = load ptr, ptr %0, align 8, !tbaa !5
  %15 = getelementptr inbounds i8, ptr %14, i64 80
  %16 = load ptr, ptr %15, align 8
  %17 = tail call noundef nonnull align 8 dereferenceable(8) ptr %16(ptr noundef nonnull align 8 dereferenceable(32) %0, i32 noundef %.012)
  store double %13, ptr %17, align 8, !tbaa !8
  %18 = add nuw nsw i32 %.012, 1
  %19 = tail call noundef i32 @_ZNK6Matrix6nbRowsEv(ptr noundef nonnull align 8 dereferenceable(24) %0)
  %.not10.not = icmp slt i32 %.012, %19
  br i1 %.not10.not, label %.lr.ph, label %.loopexit, !llvm.loop !11

.loopexit:                                        ; preds = %.lr.ph, %3, %2
  ret ptr %0
}

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 = { 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" }

!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: GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass