; LLVM IR from QiaoLiuHit/LSOTB-TIR :: vlfeat-0.9.19/vl (scalespace)

; 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"

%struct._VlScaleSpaceGeometry = type { i64, i64, i64, i64, i64, i64, i64, double, double }

; Function Attrs: nounwind uwtable
declare dso_local void @vl_scalespace_get_default_geometry(ptr dead_on_unwind noalias writable sret(%struct._VlScaleSpaceGeometry) align 8, i64 noundef, i64 noundef) #0

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
declare void @llvm.memcpy.p0.p0.i64(ptr noalias nocapture writeonly, ptr noalias nocapture readonly, i64, i1 immarg) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nounwind uwtable
define dso_local ptr @vl_scalespace_new(i64 noundef %0, i64 noundef %1) #0 {
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca %struct._VlScaleSpaceGeometry, align 8
  %6 = alloca %struct._VlScaleSpaceGeometry, align 8
  store i64 %0, ptr %3, align 8, !tbaa !5
  store i64 %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 72, ptr %5) #3
  call void @llvm.lifetime.start.p0(i64 72, ptr %6) #3
  %7 = load i64, ptr %3, align 8, !tbaa !5
  %8 = load i64, ptr %4, align 8, !tbaa !5
  call void @vl_scalespace_get_default_geometry(ptr dead_on_unwind writable sret(%struct._VlScaleSpaceGeometry) align 8 %6, i64 noundef %7, i64 noundef %8)
  call void @llvm.memcpy.p0.p0.i64(ptr align 8 %5, ptr align 8 %6, i64 72, i1 false), !tbaa.struct !9
  call void @llvm.lifetime.end.p0(i64 72, ptr %6) #3
  %9 = call ptr @vl_scalespace_new_with_geometry(ptr noundef byval(%struct._VlScaleSpaceGeometry) align 8 %5)
  call void @llvm.lifetime.end.p0(i64 72, ptr %5) #3
  ret ptr %9
}

; Function Attrs: nounwind uwtable
declare dso_local ptr @vl_scalespace_new_with_geometry(ptr noundef byval(%struct._VlScaleSpaceGeometry) align 8) #0

attributes #0 = { 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 nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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 = !{!"long long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{i64 0, i64 8, !5, i64 8, i64 8, !5, i64 16, i64 8, !5, i64 24, i64 8, !5, i64 32, i64 8, !5, i64 40, i64 8, !5, i64 48, i64 8, !5, i64 56, i64 8, !10, i64 64, i64 8, !10}
!10 = !{!11, !11, i64 0}
!11 = !{!"double", !7, i64 0}


; 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"

%struct._VlScaleSpaceGeometry = type { i64, i64, i64, i64, i64, i64, i64, double, double }

; Function Attrs: nounwind uwtable
declare dso_local void @vl_scalespace_get_default_geometry(ptr dead_on_unwind noalias writable sret(%struct._VlScaleSpaceGeometry) align 8, i64 noundef, i64 noundef) local_unnamed_addr #0

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

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

; Function Attrs: nounwind uwtable
define dso_local ptr @vl_scalespace_new(i64 noundef %0, i64 noundef %1) local_unnamed_addr #0 {
  %3 = alloca %struct._VlScaleSpaceGeometry, align 8
  call void @llvm.lifetime.start.p0(i64 72, ptr nonnull %3) #2
  call void @vl_scalespace_get_default_geometry(ptr dead_on_unwind nonnull writable sret(%struct._VlScaleSpaceGeometry) align 8 %3, i64 noundef %0, i64 noundef %1)
  %4 = call ptr @vl_scalespace_new_with_geometry(ptr noundef nonnull byval(%struct._VlScaleSpaceGeometry) align 8 %3)
  call void @llvm.lifetime.end.p0(i64 72, ptr nonnull %3) #2
  ret ptr %4
}

; Function Attrs: nounwind uwtable
declare dso_local ptr @vl_scalespace_new_with_geometry(ptr noundef byval(%struct._VlScaleSpaceGeometry) align 8) local_unnamed_addr #0

attributes #0 = { 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 nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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)"}


; Effective O3 passes: GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,MemCpyOptPass,SROAPass