; LLVM IR from ox-vgg/vise :: src/search_engine/relja_retrival/external/KMCode_relja/descriptor/CornerDescrip_4164f1b4 (traitsIcEE)

; 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.CornerDescriptor = type <{ %class.Corner, ptr, i32, float, i64, i32, [4 x i8] }>
%class.Corner = type { i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float, i32, i32, float, 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: nobuiltin nounwind
declare void @_ZdaPv(ptr noundef) #1

; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)
declare { i64, i1 } @llvm.umul.with.overflow.i64(i64, i64) #2

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) #3

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN16CornerDescriptor13read_databaseERSt14basic_ifstreamIcSt11char_traitsIcEE(ptr noundef nonnull align 8 dereferenceable(116) %0, ptr noundef nonnull align 8 dereferenceable(256) %1) #4 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %7 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #5
  %8 = getelementptr inbounds %class.CornerDescriptor, ptr %7, i32 0, i32 2
  %9 = load i32, ptr %8, align 8, !tbaa !9
  %10 = add nsw i32 %9, 10
  %11 = sext i32 %10 to i64
  %12 = call { i64, i1 } @llvm.umul.with.overflow.i64(i64 %11, i64 4)
  %13 = extractvalue { i64, i1 } %12, 1
  %14 = extractvalue { i64, i1 } %12, 0
  %15 = select i1 %13, i64 -1, i64 %14
  %16 = call noalias noundef nonnull ptr @_Znam(i64 noundef %15) #6
  store ptr %16, ptr %5, align 8, !tbaa !5
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  %18 = getelementptr inbounds float, ptr %17, i64 0
  %19 = load float, ptr %18, align 4, !tbaa !15
  %20 = fptoui float %19 to i64
  %21 = getelementptr inbounds %class.CornerDescriptor, ptr %7, i32 0, i32 4
  store i64 %20, ptr %21, align 8, !tbaa !16
  %22 = load ptr, ptr %5, align 8, !tbaa !5
  %23 = getelementptr inbounds float, ptr %22, i64 1
  %24 = load float, ptr %23, align 4, !tbaa !15
  %25 = getelementptr inbounds %class.Corner, ptr %7, i32 0, i32 1
  store float %24, ptr %25, align 4, !tbaa !17
  %26 = load ptr, ptr %5, align 8, !tbaa !5
  %27 = getelementptr inbounds float, ptr %26, i64 2
  %28 = load float, ptr %27, align 4, !tbaa !15
  %29 = getelementptr inbounds %class.Corner, ptr %7, i32 0, i32 2
  store float %28, ptr %29, align 8, !tbaa !18
  %30 = load ptr, ptr %5, align 8, !tbaa !5
  %31 = getelementptr inbounds float, ptr %30, i64 3
  %32 = load float, ptr %31, align 4, !tbaa !15
  %33 = getelementptr inbounds %class.Corner, ptr %7, i32 0, i32 13
  store float %32, ptr %33, align 4, !tbaa !19
  %34 = load ptr, ptr %5, align 8, !tbaa !5
  %35 = getelementptr inbounds float, ptr %34, i64 4
  %36 = load float, ptr %35, align 4, !tbaa !15
  %37 = getelementptr inbounds %class.CornerDescriptor, ptr %7, i32 0, i32 3
  store float %36, ptr %37, align 4, !tbaa !20
  %38 = getelementptr inbounds %class.Corner, ptr %7, i32 0, i32 14
  store float %36, ptr %38, align 8, !tbaa !21
  %39 = load ptr, ptr %5, align 8, !tbaa !5
  %40 = getelementptr inbounds float, ptr %39, i64 5
  %41 = load float, ptr %40, align 4, !tbaa !15
  %42 = getelementptr inbounds %class.Corner, ptr %7, i32 0, i32 19
  store float %41, ptr %42, align 4, !tbaa !22
  %43 = load ptr, ptr %5, align 8, !tbaa !5
  %44 = getelementptr inbounds float, ptr %43, i64 6
  %45 = load float, ptr %44, align 4, !tbaa !15
  %46 = getelementptr inbounds %class.Corner, ptr %7, i32 0, i32 9
  store float %45, ptr %46, align 4, !tbaa !23
  %47 = load ptr, ptr %5, align 8, !tbaa !5
  %48 = getelementptr inbounds float, ptr %47, i64 7
  %49 = load float, ptr %48, align 4, !tbaa !15
  %50 = getelementptr inbounds %class.Corner, ptr %7, i32 0, i32 10
  store float %49, ptr %50, align 8, !tbaa !24
  %51 = load ptr, ptr %5, align 8, !tbaa !5
  %52 = getelementptr inbounds float, ptr %51, i64 8
  %53 = load float, ptr %52, align 4, !tbaa !15
  %54 = getelementptr inbounds %class.Corner, ptr %7, i32 0, i32 11
  store float %53, ptr %54, align 4, !tbaa !25
  %55 = load ptr, ptr %5, align 8, !tbaa !5
  %56 = getelementptr inbounds float, ptr %55, i64 9
  %57 = load float, ptr %56, align 4, !tbaa !15
  %58 = getelementptr inbounds %class.Corner, ptr %7, i32 0, i32 12
  store float %57, ptr %58, align 8, !tbaa !26
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #5
  store i32 0, ptr %6, align 4, !tbaa !27
  br label %59

59:                                               ; preds = %77, %2
  %60 = load i32, ptr %6, align 4, !tbaa !27
  %61 = getelementptr inbounds %class.CornerDescriptor, ptr %7, i32 0, i32 2
  %62 = load i32, ptr %61, align 8, !tbaa !9
  %63 = icmp slt i32 %60, %62
  br i1 %63, label %65, label %64

64:                                               ; preds = %59
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #5
  br label %80

65:                                               ; preds = %59
  %66 = load ptr, ptr %5, align 8, !tbaa !5
  %67 = load i32, ptr %6, align 4, !tbaa !27
  %68 = add nsw i32 %67, 10
  %69 = sext i32 %68 to i64
  %70 = getelementptr inbounds float, ptr %66, i64 %69
  %71 = load float, ptr %70, align 4, !tbaa !15
  %72 = getelementptr inbounds %class.CornerDescriptor, ptr %7, i32 0, i32 1
  %73 = load ptr, ptr %72, align 8, !tbaa !28
  %74 = load i32, ptr %6, align 4, !tbaa !27
  %75 = sext i32 %74 to i64
  %76 = getelementptr inbounds float, ptr %73, i64 %75
  store float %71, ptr %76, align 4, !tbaa !15
  br label %77

77:                                               ; preds = %65
  %78 = load i32, ptr %6, align 4, !tbaa !27
  %79 = add nsw i32 %78, 1
  store i32 %79, ptr %6, align 4, !tbaa !27
  br label %59, !llvm.loop !29

80:                                               ; preds = %64
  %81 = load ptr, ptr %5, align 8, !tbaa !5
  %82 = icmp eq ptr %81, null
  br i1 %82, label %84, label %83

83:                                               ; preds = %80
  call void @_ZdaPv(ptr noundef %81) #7
  br label %84

84:                                               ; preds = %83, %80
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #5
  ret void
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
attributes #3 = { nobuiltin allocsize(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 = { 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 }
attributes #6 = { builtin allocsize(0) }
attributes #7 = { builtin 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, !12, i64 96}
!10 = !{!"_ZTS16CornerDescriptor", !11, i64 0, !6, i64 88, !12, i64 96, !13, i64 100, !14, i64 104, !12, i64 112}
!11 = !{!"_ZTS6Corner", !12, i64 0, !13, i64 4, !13, i64 8, !13, i64 12, !13, i64 16, !13, i64 20, !13, i64 24, !13, i64 28, !13, i64 32, !13, i64 36, !13, i64 40, !13, i64 44, !13, i64 48, !13, i64 52, !13, i64 56, !13, i64 60, !13, i64 64, !12, i64 68, !12, i64 72, !13, i64 76, !12, i64 80, !12, i64 84}
!12 = !{!"int", !7, i64 0}
!13 = !{!"float", !7, i64 0}
!14 = !{!"long", !7, i64 0}
!15 = !{!13, !13, i64 0}
!16 = !{!10, !14, i64 104}
!17 = !{!11, !13, i64 4}
!18 = !{!11, !13, i64 8}
!19 = !{!11, !13, i64 52}
!20 = !{!10, !13, i64 100}
!21 = !{!11, !13, i64 56}
!22 = !{!11, !13, i64 76}
!23 = !{!11, !13, i64 36}
!24 = !{!11, !13, i64 40}
!25 = !{!11, !13, i64 44}
!26 = !{!11, !13, i64 48}
!27 = !{!12, !12, i64 0}
!28 = !{!10, !6, i64 88}
!29 = distinct !{!29, !30}
!30 = !{!"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: nobuiltin nounwind
declare void @_ZdaPv(ptr noundef) local_unnamed_addr #0

; Function Attrs: nobuiltin allocsize(0)
declare noundef nonnull ptr @_Znam(i64 noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN16CornerDescriptor13read_databaseERSt14basic_ifstreamIcSt11char_traitsIcEE(ptr nocapture noundef nonnull readonly align 8 dereferenceable(116) %0, ptr nocapture noundef nonnull readnone align 8 dereferenceable(256) %1) local_unnamed_addr #2 align 2 {
  %3 = getelementptr inbounds i8, ptr %0, i64 96
  %4 = load i32, ptr %3, align 8, !tbaa !5
  %5 = add nsw i32 %4, 10
  %6 = sext i32 %5 to i64
  %7 = icmp slt i32 %4, -10
  %8 = shl nsw i64 %6, 2
  %9 = select i1 %7, i64 -1, i64 %8
  %10 = tail call noalias noundef nonnull ptr @_Znam(i64 noundef %9) #3
  %11 = ptrtoint ptr %10 to i64
  %invariant.gep = getelementptr i8, ptr %10, i64 40
  %12 = icmp sgt i32 %4, 0
  br i1 %12, label %.lr.ph, label %._crit_edge

.lr.ph:                                           ; preds = %2
  %13 = getelementptr inbounds i8, ptr %0, i64 88
  %14 = load ptr, ptr %13, align 8, !tbaa !14
  %wide.trip.count = zext nneg i32 %4 to i64
  %min.iters.check = icmp ult i32 %4, 8
  br i1 %min.iters.check, label %scalar.ph.preheader, label %vector.memcheck

vector.memcheck:                                  ; preds = %.lr.ph
  %15 = ptrtoint ptr %14 to i64
  %16 = add i64 %15, -40
  %17 = sub i64 %16, %11
  %diff.check = icmp ult i64 %17, 32
  br i1 %diff.check, label %scalar.ph.preheader, label %vector.ph

vector.ph:                                        ; preds = %vector.memcheck
  %n.vec = and i64 %wide.trip.count, 2147483640
  br label %vector.body

vector.body:                                      ; preds = %vector.body, %vector.ph
  %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
  %18 = getelementptr inbounds float, ptr %invariant.gep, i64 %index
  %19 = getelementptr inbounds i8, ptr %18, i64 16
  %wide.load = load <4 x float>, ptr %18, align 4, !tbaa !15
  %wide.load18 = load <4 x float>, ptr %19, align 4, !tbaa !15
  %20 = getelementptr inbounds float, ptr %14, i64 %index
  %21 = getelementptr inbounds i8, ptr %20, i64 16
  store <4 x float> %wide.load, ptr %20, align 4, !tbaa !15
  store <4 x float> %wide.load18, ptr %21, align 4, !tbaa !15
  %index.next = add nuw i64 %index, 8
  %22 = icmp eq i64 %index.next, %n.vec
  br i1 %22, label %middle.block, label %vector.body, !llvm.loop !16

middle.block:                                     ; preds = %vector.body
  %cmp.n = icmp eq i64 %n.vec, %wide.trip.count
  br i1 %cmp.n, label %._crit_edge, label %scalar.ph.preheader

scalar.ph.preheader:                              ; preds = %middle.block, %vector.memcheck, %.lr.ph
  %indvars.iv.ph = phi i64 [ 0, %vector.memcheck ], [ 0, %.lr.ph ], [ %n.vec, %middle.block ]
  %xtraiter = and i64 %wide.trip.count, 3
  %lcmp.mod.not = icmp eq i64 %xtraiter, 0
  br i1 %lcmp.mod.not, label %scalar.ph.prol.loopexit, label %scalar.ph.prol

scalar.ph.prol:                                   ; preds = %scalar.ph.preheader, %scalar.ph.prol
  %indvars.iv.prol = phi i64 [ %indvars.iv.next.prol, %scalar.ph.prol ], [ %indvars.iv.ph, %scalar.ph.preheader ]
  %prol.iter = phi i64 [ %prol.iter.next, %scalar.ph.prol ], [ 0, %scalar.ph.preheader ]
  %gep.prol = getelementptr inbounds float, ptr %invariant.gep, i64 %indvars.iv.prol
  %23 = load float, ptr %gep.prol, align 4, !tbaa !15
  %24 = getelementptr inbounds float, ptr %14, i64 %indvars.iv.prol
  store float %23, ptr %24, align 4, !tbaa !15
  %indvars.iv.next.prol = add nuw nsw i64 %indvars.iv.prol, 1
  %prol.iter.next = add i64 %prol.iter, 1
  %prol.iter.cmp.not = icmp eq i64 %prol.iter.next, %xtraiter
  br i1 %prol.iter.cmp.not, label %scalar.ph.prol.loopexit, label %scalar.ph.prol, !llvm.loop !20

scalar.ph.prol.loopexit:                          ; preds = %scalar.ph.prol, %scalar.ph.preheader
  %indvars.iv.unr = phi i64 [ %indvars.iv.ph, %scalar.ph.preheader ], [ %indvars.iv.next.prol, %scalar.ph.prol ]
  %25 = sub nsw i64 %indvars.iv.ph, %wide.trip.count
  %26 = icmp ugt i64 %25, -4
  br i1 %26, label %._crit_edge, label %scalar.ph

scalar.ph:                                        ; preds = %scalar.ph.prol.loopexit, %scalar.ph
  %indvars.iv = phi i64 [ %indvars.iv.next.3, %scalar.ph ], [ %indvars.iv.unr, %scalar.ph.prol.loopexit ]
  %gep = getelementptr inbounds float, ptr %invariant.gep, i64 %indvars.iv
  %27 = load float, ptr %gep, align 4, !tbaa !15
  %28 = getelementptr inbounds float, ptr %14, i64 %indvars.iv
  store float %27, ptr %28, align 4, !tbaa !15
  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
  %gep.1 = getelementptr inbounds float, ptr %invariant.gep, i64 %indvars.iv.next
  %29 = load float, ptr %gep.1, align 4, !tbaa !15
  %30 = getelementptr inbounds float, ptr %14, i64 %indvars.iv.next
  store float %29, ptr %30, align 4, !tbaa !15
  %indvars.iv.next.1 = add nuw nsw i64 %indvars.iv, 2
  %gep.2 = getelementptr inbounds float, ptr %invariant.gep, i64 %indvars.iv.next.1
  %31 = load float, ptr %gep.2, align 4, !tbaa !15
  %32 = getelementptr inbounds float, ptr %14, i64 %indvars.iv.next.1
  store float %31, ptr %32, align 4, !tbaa !15
  %indvars.iv.next.2 = add nuw nsw i64 %indvars.iv, 3
  %gep.3 = getelementptr inbounds float, ptr %invariant.gep, i64 %indvars.iv.next.2
  %33 = load float, ptr %gep.3, align 4, !tbaa !15
  %34 = getelementptr inbounds float, ptr %14, i64 %indvars.iv.next.2
  store float %33, ptr %34, align 4, !tbaa !15
  %indvars.iv.next.3 = add nuw nsw i64 %indvars.iv, 4
  %exitcond.not.3 = icmp eq i64 %indvars.iv.next.3, %wide.trip.count
  br i1 %exitcond.not.3, label %._crit_edge, label %scalar.ph, !llvm.loop !22

._crit_edge:                                      ; preds = %scalar.ph.prol.loopexit, %scalar.ph, %middle.block, %2
  tail call void @_ZdaPv(ptr noundef nonnull %10) #4
  ret void
}

attributes #0 = { 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 #1 = { nobuiltin allocsize(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 = { builtin allocsize(0) }
attributes #4 = { builtin 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, !8, i64 96}
!6 = !{!"_ZTS16CornerDescriptor", !7, i64 0, !12, i64 88, !8, i64 96, !11, i64 100, !13, i64 104, !8, i64 112}
!7 = !{!"_ZTS6Corner", !8, i64 0, !11, i64 4, !11, i64 8, !11, i64 12, !11, i64 16, !11, i64 20, !11, i64 24, !11, i64 28, !11, i64 32, !11, i64 36, !11, i64 40, !11, i64 44, !11, i64 48, !11, i64 52, !11, i64 56, !11, i64 60, !11, i64 64, !8, i64 68, !8, i64 72, !11, i64 76, !8, i64 80, !8, i64 84}
!8 = !{!"int", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}
!11 = !{!"float", !9, i64 0}
!12 = !{!"any pointer", !9, i64 0}
!13 = !{!"long", !9, i64 0}
!14 = !{!6, !12, i64 88}
!15 = !{!11, !11, i64 0}
!16 = distinct !{!16, !17, !18, !19}
!17 = !{!"llvm.loop.mustprogress"}
!18 = !{!"llvm.loop.isvectorized", i32 1}
!19 = !{!"llvm.loop.unroll.runtime.disable"}
!20 = distinct !{!20, !21}
!21 = !{!"llvm.loop.unroll.disable"}
!22 = distinct !{!22, !17, !18}


; Effective O3 passes: BDCEPass,CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopLoadEliminationPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,LoopVectorizePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass