; LLVM IR from apache/kvrocks :: src/types/geohash.ll (Z26GeohashDecodeToLongLatTypeRK11GeoHashBitsPd)

; 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.GeoHashArea = type { %struct.GeoHashBits, %struct.GeoHashRange, %struct.GeoHashRange }
%struct.GeoHashBits = type <{ i64, i8, [7 x i8] }>
%struct.GeoHashRange = type { double, double }

; 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: mustprogress uwtable
declare dso_local noundef i32 @_Z17GeohashDecodeTypeRK11GeoHashBitsP11GeoHashArea(ptr noundef nonnull align 8 dereferenceable(9), ptr noundef) #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_Z26GeohashDecodeAreaToLongLatPK11GeoHashAreaPd(ptr noundef, ptr noundef) #2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z26GeohashDecodeToLongLatTypeRK11GeoHashBitsPd(ptr noundef nonnull align 8 dereferenceable(9) %0, ptr noundef %1) #1 {
  %3 = alloca i32, align 4
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca %struct.GeoHashArea, align 8
  %7 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 48, ptr %6) #3
  %8 = getelementptr inbounds %struct.GeoHashArea, ptr %6, i32 0, i32 0
  %9 = getelementptr inbounds %struct.GeoHashBits, ptr %8, i32 0, i32 0
  store i64 0, ptr %9, align 8, !tbaa !9
  %10 = getelementptr inbounds %struct.GeoHashBits, ptr %8, i32 0, i32 1
  store i8 0, ptr %10, align 8, !tbaa !12
  %11 = getelementptr inbounds %struct.GeoHashArea, ptr %6, i32 0, i32 1
  %12 = getelementptr inbounds %struct.GeoHashRange, ptr %11, i32 0, i32 0
  store double 0.000000e+00, ptr %12, align 8, !tbaa !13
  %13 = getelementptr inbounds %struct.GeoHashRange, ptr %11, i32 0, i32 1
  store double 0.000000e+00, ptr %13, align 8, !tbaa !16
  %14 = getelementptr inbounds %struct.GeoHashArea, ptr %6, i32 0, i32 2
  %15 = getelementptr inbounds %struct.GeoHashRange, ptr %14, i32 0, i32 0
  store double 0.000000e+00, ptr %15, align 8, !tbaa !13
  %16 = getelementptr inbounds %struct.GeoHashRange, ptr %14, i32 0, i32 1
  store double 0.000000e+00, ptr %16, align 8, !tbaa !16
  %17 = load ptr, ptr %5, align 8, !tbaa !5
  %18 = icmp ne ptr %17, null
  br i1 %18, label %19, label %23

19:                                               ; preds = %2
  %20 = load ptr, ptr %4, align 8, !tbaa !5
  %21 = call noundef i32 @_Z17GeohashDecodeTypeRK11GeoHashBitsP11GeoHashArea(ptr noundef nonnull align 8 dereferenceable(9) %20, ptr noundef %6)
  %22 = icmp ne i32 %21, 0
  br i1 %22, label %24, label %23

23:                                               ; preds = %19, %2
  store i32 0, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %27

24:                                               ; preds = %19
  %25 = load ptr, ptr %5, align 8, !tbaa !5
  %26 = call noundef i32 @_Z26GeohashDecodeAreaToLongLatPK11GeoHashAreaPd(ptr noundef %6, ptr noundef %25)
  store i32 %26, ptr %3, align 4
  store i32 1, ptr %7, align 4
  br label %27

27:                                               ; preds = %24, %23
  call void @llvm.lifetime.end.p0(i64 48, ptr %6) #3
  %28 = load i32, ptr %3, align 4
  ret i32 %28
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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" }
attributes #2 = { 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 #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, !11, i64 0}
!10 = !{!"_ZTS11GeoHashBits", !11, i64 0, !7, i64 8}
!11 = !{!"long", !7, i64 0}
!12 = !{!10, !7, i64 8}
!13 = !{!14, !15, i64 0}
!14 = !{!"_ZTS12GeoHashRange", !15, i64 0, !15, i64 8}
!15 = !{!"double", !7, i64 0}
!16 = !{!14, !15, i64 8}


; 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.GeoHashArea = type { %struct.GeoHashBits, %struct.GeoHashRange, %struct.GeoHashRange }
%struct.GeoHashBits = type <{ i64, i8, [7 x i8] }>
%struct.GeoHashRange = type { double, double }

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

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

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_Z17GeohashDecodeTypeRK11GeoHashBitsP11GeoHashArea(ptr noundef nonnull align 8 dereferenceable(9), ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i32 @_Z26GeohashDecodeAreaToLongLatPK11GeoHashAreaPd(ptr noundef, ptr noundef) local_unnamed_addr #2

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z26GeohashDecodeToLongLatTypeRK11GeoHashBitsPd(ptr noundef nonnull align 8 dereferenceable(9) %0, ptr noundef %1) local_unnamed_addr #1 {
  %3 = alloca %struct.GeoHashArea, align 8
  call void @llvm.lifetime.start.p0(i64 48, ptr nonnull %3) #4
  store i64 0, ptr %3, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %3, i64 8
  store i8 0, ptr %4, align 8, !tbaa !10
  %5 = getelementptr inbounds i8, ptr %3, i64 16
  %.not = icmp eq ptr %1, null
  call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(32) %5, i8 0, i64 32, i1 false)
  br i1 %.not, label %10, label %6

6:                                                ; preds = %2
  %7 = call noundef i32 @_Z17GeohashDecodeTypeRK11GeoHashBitsP11GeoHashArea(ptr noundef nonnull align 8 dereferenceable(9) %0, ptr noundef nonnull %3)
  %.not4 = icmp eq i32 %7, 0
  br i1 %.not4, label %10, label %8

8:                                                ; preds = %6
  %9 = call noundef i32 @_Z26GeohashDecodeAreaToLongLatPK11GeoHashAreaPd(ptr noundef nonnull %3, ptr noundef nonnull %1)
  br label %10

10:                                               ; preds = %2, %6, %8
  %.0 = phi i32 [ %9, %8 ], [ 0, %6 ], [ 0, %2 ]
  call void @llvm.lifetime.end.p0(i64 48, ptr nonnull %3) #4
  ret i32 %.0
}

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #3

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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" }
attributes #2 = { 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 #3 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { 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, !7, i64 0}
!6 = !{!"_ZTS11GeoHashBits", !7, i64 0, !8, i64 8}
!7 = !{!"long", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}
!10 = !{!6, !8, i64 8}


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