; 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"

; 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

; Function Attrs: mustprogress uwtable
define dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZN6Matrix8swapRowsEii(ptr noundef nonnull align 8 dereferenceable(24) %0, i32 noundef %1, i32 noundef %2) #2 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca double, align 8
  %8 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  store i32 %2, ptr %6, align 4, !tbaa !9
  %9 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #3
  store i32 1, ptr %8, align 4, !tbaa !9
  br label %10

10:                                               ; preds = %42, %3
  %11 = load i32, ptr %8, align 4, !tbaa !9
  %12 = call noundef i32 @_ZNK6Matrix6nbColsEv(ptr noundef nonnull align 8 dereferenceable(24) %9)
  %13 = icmp sle i32 %11, %12
  br i1 %13, label %14, label %45

14:                                               ; preds = %10
  %15 = load i32, ptr %5, align 4, !tbaa !9
  %16 = load i32, ptr %8, align 4, !tbaa !9
  %17 = load ptr, ptr %9, align 8, !tbaa !11
  %18 = getelementptr inbounds ptr, ptr %17, i64 6
  %19 = load ptr, ptr %18, align 8
  %20 = call noundef nonnull align 8 dereferenceable(8) ptr %19(ptr noundef nonnull align 8 dereferenceable(24) %9, i32 noundef %15, i32 noundef %16)
  %21 = load double, ptr %20, align 8, !tbaa !13
  store double %21, ptr %7, align 8, !tbaa !13
  %22 = load i32, ptr %6, align 4, !tbaa !9
  %23 = load i32, ptr %8, align 4, !tbaa !9
  %24 = load ptr, ptr %9, align 8, !tbaa !11
  %25 = getelementptr inbounds ptr, ptr %24, i64 6
  %26 = load ptr, ptr %25, align 8
  %27 = call noundef nonnull align 8 dereferenceable(8) ptr %26(ptr noundef nonnull align 8 dereferenceable(24) %9, i32 noundef %22, i32 noundef %23)
  %28 = load double, ptr %27, align 8, !tbaa !13
  %29 = load i32, ptr %5, align 4, !tbaa !9
  %30 = load i32, ptr %8, align 4, !tbaa !9
  %31 = load ptr, ptr %9, align 8, !tbaa !11
  %32 = getelementptr inbounds ptr, ptr %31, i64 6
  %33 = load ptr, ptr %32, align 8
  %34 = call noundef nonnull align 8 dereferenceable(8) ptr %33(ptr noundef nonnull align 8 dereferenceable(24) %9, i32 noundef %29, i32 noundef %30)
  store double %28, ptr %34, align 8, !tbaa !13
  %35 = load double, ptr %7, align 8, !tbaa !13
  %36 = load i32, ptr %6, align 4, !tbaa !9
  %37 = load i32, ptr %8, align 4, !tbaa !9
  %38 = load ptr, ptr %9, align 8, !tbaa !11
  %39 = getelementptr inbounds ptr, ptr %38, i64 6
  %40 = load ptr, ptr %39, align 8
  %41 = call noundef nonnull align 8 dereferenceable(8) ptr %40(ptr noundef nonnull align 8 dereferenceable(24) %9, i32 noundef %36, i32 noundef %37)
  store double %35, ptr %41, align 8, !tbaa !13
  br label %42

42:                                               ; preds = %14
  %43 = load i32, ptr %8, align 4, !tbaa !9
  %44 = add nsw i32 %43, 1
  store i32 %44, ptr %8, align 4, !tbaa !9
  br label %10, !llvm.loop !15

45:                                               ; preds = %10
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  ret ptr %9
}

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 = !{!"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"

; 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(24) ptr @_ZN6Matrix8swapRowsEii(ptr noundef nonnull returned align 8 dereferenceable(24) %0, i32 noundef %1, i32 noundef %2) local_unnamed_addr #1 align 2 {
  %4 = tail call noundef i32 @_ZNK6Matrix6nbColsEv(ptr noundef nonnull align 8 dereferenceable(24) %0)
  %.not11 = icmp slt i32 %4, 1
  br i1 %.not11, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %3, %.lr.ph
  %.012 = phi i32 [ %23, %.lr.ph ], [ 1, %3 ]
  %5 = load ptr, ptr %0, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %5, i64 48
  %7 = load ptr, ptr %6, align 8
  %8 = tail call noundef nonnull align 8 dereferenceable(8) ptr %7(ptr noundef nonnull align 8 dereferenceable(24) %0, i32 noundef %1, i32 noundef %.012)
  %9 = load double, ptr %8, align 8, !tbaa !8
  %10 = load ptr, ptr %0, align 8, !tbaa !5
  %11 = getelementptr inbounds i8, ptr %10, i64 48
  %12 = load ptr, ptr %11, align 8
  %13 = tail call noundef nonnull align 8 dereferenceable(8) ptr %12(ptr noundef nonnull align 8 dereferenceable(24) %0, i32 noundef %2, i32 noundef %.012)
  %14 = load double, ptr %13, align 8, !tbaa !8
  %15 = load ptr, ptr %0, align 8, !tbaa !5
  %16 = getelementptr inbounds i8, ptr %15, i64 48
  %17 = load ptr, ptr %16, align 8
  %18 = tail call noundef nonnull align 8 dereferenceable(8) ptr %17(ptr noundef nonnull align 8 dereferenceable(24) %0, i32 noundef %1, i32 noundef %.012)
  store double %14, ptr %18, align 8, !tbaa !8
  %19 = load ptr, ptr %0, align 8, !tbaa !5
  %20 = getelementptr inbounds i8, ptr %19, i64 48
  %21 = load ptr, ptr %20, align 8
  %22 = tail call noundef nonnull align 8 dereferenceable(8) ptr %21(ptr noundef nonnull align 8 dereferenceable(24) %0, i32 noundef %2, i32 noundef %.012)
  store double %9, ptr %22, align 8, !tbaa !8
  %23 = add nuw nsw i32 %.012, 1
  %24 = tail call noundef i32 @_ZNK6Matrix6nbColsEv(ptr noundef nonnull align 8 dereferenceable(24) %0)
  %.not.not = icmp slt i32 %.012, %24
  br i1 %.not.not, label %.lr.ph, label %._crit_edge, !llvm.loop !11

._crit_edge:                                      ; preds = %.lr.ph, %3
  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