; LLVM IR from JoshuaSBrown/QC_Tools :: src/libcatnip/matrix.ll (ZN6catnip6MatrixaSERKS0_)

; 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: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK6catnip6Matrix8get_colsEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK6catnip6Matrix8get_rowsEv(ptr noundef nonnull align 8 dereferenceable(24)) #0 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef double @_ZNK6catnip6Matrix8get_elemEii(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6catnip6Matrix8set_elemEdii(ptr noundef nonnull align 8 dereferenceable(24), double noundef, i32 noundef, i32 noundef) #2 align 2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN6catnip6Matrix6resizeEii(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZN6catnip6MatrixaSERKS0_(ptr noundef nonnull align 8 dereferenceable(24) %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
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %8 = load ptr, ptr %3, align 8
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = call noundef i32 @_ZNK6catnip6Matrix8get_rowsEv(ptr noundef nonnull align 8 dereferenceable(24) %9)
  %11 = load ptr, ptr %4, align 8, !tbaa !5
  %12 = call noundef i32 @_ZNK6catnip6Matrix8get_colsEv(ptr noundef nonnull align 8 dereferenceable(24) %11)
  %13 = call noundef i32 @_ZN6catnip6Matrix6resizeEii(ptr noundef nonnull align 8 dereferenceable(24) %8, i32 noundef %10, i32 noundef %12)
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  store i32 1, ptr %5, align 4, !tbaa !9
  br label %14

14:                                               ; preds = %38, %2
  %15 = load i32, ptr %5, align 4, !tbaa !9
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = call noundef i32 @_ZNK6catnip6Matrix8get_rowsEv(ptr noundef nonnull align 8 dereferenceable(24) %16)
  %18 = icmp sle i32 %15, %17
  br i1 %18, label %20, label %19

19:                                               ; preds = %14
  store i32 2, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  br label %41

20:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  store i32 1, ptr %7, align 4, !tbaa !9
  br label %21

21:                                               ; preds = %34, %20
  %22 = load i32, ptr %7, align 4, !tbaa !9
  %23 = load ptr, ptr %4, align 8, !tbaa !5
  %24 = call noundef i32 @_ZNK6catnip6Matrix8get_colsEv(ptr noundef nonnull align 8 dereferenceable(24) %23)
  %25 = icmp sle i32 %22, %24
  br i1 %25, label %27, label %26

26:                                               ; preds = %21
  store i32 5, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  br label %37

27:                                               ; preds = %21
  %28 = load ptr, ptr %4, align 8, !tbaa !5
  %29 = load i32, ptr %5, align 4, !tbaa !9
  %30 = load i32, ptr %7, align 4, !tbaa !9
  %31 = call noundef double @_ZNK6catnip6Matrix8get_elemEii(ptr noundef nonnull align 8 dereferenceable(24) %28, i32 noundef %29, i32 noundef %30)
  %32 = load i32, ptr %5, align 4, !tbaa !9
  %33 = load i32, ptr %7, align 4, !tbaa !9
  call void @_ZN6catnip6Matrix8set_elemEdii(ptr noundef nonnull align 8 dereferenceable(24) %8, double noundef %31, i32 noundef %32, i32 noundef %33)
  br label %34

34:                                               ; preds = %27
  %35 = load i32, ptr %7, align 4, !tbaa !9
  %36 = add nsw i32 %35, 1
  store i32 %36, ptr %7, align 4, !tbaa !9
  br label %21, !llvm.loop !11

37:                                               ; preds = %26
  br label %38

38:                                               ; preds = %37
  %39 = load i32, ptr %5, align 4, !tbaa !9
  %40 = add nsw i32 %39, 1
  store i32 %40, ptr %5, align 4, !tbaa !9
  br label %14, !llvm.loop !13

41:                                               ; preds = %19
  ret ptr %8
}

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 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"int", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}


; 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 i32 @_ZNK6catnip6Matrix8get_colsEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK6catnip6Matrix8get_rowsEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef double @_ZNK6catnip6Matrix8get_elemEii(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN6catnip6Matrix8set_elemEdii(ptr noundef nonnull align 8 dereferenceable(24), double noundef, i32 noundef, i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN6catnip6Matrix6resizeEii(ptr noundef nonnull align 8 dereferenceable(24), i32 noundef, i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZN6catnip6MatrixaSERKS0_(ptr noundef nonnull returned align 8 dereferenceable(24) %0, ptr noundef nonnull align 8 dereferenceable(24) %1) local_unnamed_addr #1 align 2 {
  %3 = tail call noundef i32 @_ZNK6catnip6Matrix8get_rowsEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %4 = tail call noundef i32 @_ZNK6catnip6Matrix8get_colsEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %5 = tail call noundef i32 @_ZN6catnip6Matrix6resizeEii(ptr noundef nonnull align 8 dereferenceable(24) %0, i32 noundef %3, i32 noundef %4)
  %6 = tail call noundef i32 @_ZNK6catnip6Matrix8get_rowsEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %.not17 = icmp slt i32 %6, 1
  br i1 %.not17, label %._crit_edge19, label %.preheader

.preheader:                                       ; preds = %2, %._crit_edge
  %.01318 = phi i32 [ %8, %._crit_edge ], [ 1, %2 ]
  %7 = tail call noundef i32 @_ZNK6catnip6Matrix8get_colsEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %.not1415 = icmp slt i32 %7, 1
  br i1 %.not1415, label %._crit_edge, label %.lr.ph

._crit_edge19:                                    ; preds = %._crit_edge, %2
  ret ptr %0

._crit_edge:                                      ; preds = %.lr.ph, %.preheader
  %8 = add nuw nsw i32 %.01318, 1
  %9 = tail call noundef i32 @_ZNK6catnip6Matrix8get_rowsEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %.not.not = icmp slt i32 %.01318, %9
  br i1 %.not.not, label %.preheader, label %._crit_edge19, !llvm.loop !5

.lr.ph:                                           ; preds = %.preheader, %.lr.ph
  %.016 = phi i32 [ %11, %.lr.ph ], [ 1, %.preheader ]
  %10 = tail call noundef double @_ZNK6catnip6Matrix8get_elemEii(ptr noundef nonnull align 8 dereferenceable(24) %1, i32 noundef %.01318, i32 noundef %.016)
  tail call void @_ZN6catnip6Matrix8set_elemEdii(ptr noundef nonnull align 8 dereferenceable(24) %0, double noundef %10, i32 noundef %.01318, i32 noundef %.016)
  %11 = add nuw nsw i32 %.016, 1
  %12 = tail call noundef i32 @_ZNK6catnip6Matrix8get_colsEv(ptr noundef nonnull align 8 dereferenceable(24) %1)
  %.not14.not = icmp slt i32 %.016, %12
  br i1 %.not14.not, label %.lr.ph, label %._crit_edge, !llvm.loop !7
}

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 = { 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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}
!7 = distinct !{!7, !6}


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