; LLVM IR from khushmmehta/Scorch-V :: src/ScorchVkEngine/Abstractions (VulkanMemoryAllocator)

; 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.VmaBlockMetadata_Linear = type { %class.VmaBlockMetadata.base, i64, %class.VmaVector.2, %class.VmaVector.2, i32, i32, i64, i64, i64 }
%class.VmaBlockMetadata.base = type <{ ptr, i64, ptr, i64, i8 }>
%class.VmaVector.2 = type { %struct.VmaStlAllocator.3, ptr, i64, i64 }
%struct.VmaStlAllocator.3 = type { ptr }

; Function Attrs: mustprogress nounwind uwtable
declare dso_local noundef i64 @_ZNK16VmaBlockMetadata7GetSizeEv(ptr noundef nonnull align 8 dereferenceable(33)) #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN23VmaBlockMetadata_Linear5ClearEv(ptr noundef nonnull align 8 dereferenceable(144) %0) unnamed_addr #1 align 2 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  %4 = call noundef i64 @_ZNK16VmaBlockMetadata7GetSizeEv(ptr noundef nonnull align 8 dereferenceable(33) %3)
  %5 = getelementptr inbounds %class.VmaBlockMetadata_Linear, ptr %3, i32 0, i32 1
  store i64 %4, ptr %5, align 8, !tbaa !9
  %6 = getelementptr inbounds %class.VmaBlockMetadata_Linear, ptr %3, i32 0, i32 2
  call void @_ZN9VmaVectorI16VmaSuballocation15VmaStlAllocatorIS0_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(32) %6)
  %7 = getelementptr inbounds %class.VmaBlockMetadata_Linear, ptr %3, i32 0, i32 3
  call void @_ZN9VmaVectorI16VmaSuballocation15VmaStlAllocatorIS0_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(32) %7)
  %8 = getelementptr inbounds %class.VmaBlockMetadata_Linear, ptr %3, i32 0, i32 5
  store i32 0, ptr %8, align 4, !tbaa !18
  %9 = getelementptr inbounds %class.VmaBlockMetadata_Linear, ptr %3, i32 0, i32 6
  store i64 0, ptr %9, align 8, !tbaa !19
  %10 = getelementptr inbounds %class.VmaBlockMetadata_Linear, ptr %3, i32 0, i32 7
  store i64 0, ptr %10, align 8, !tbaa !20
  %11 = getelementptr inbounds %class.VmaBlockMetadata_Linear, ptr %3, i32 0, i32 8
  store i64 0, ptr %11, align 8, !tbaa !21
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN9VmaVectorI16VmaSuballocation15VmaStlAllocatorIS0_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(32)) #1 align 2

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 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !12, i64 40}
!10 = !{!"_ZTS23VmaBlockMetadata_Linear", !11, i64 0, !12, i64 40, !14, i64 48, !14, i64 80, !16, i64 112, !17, i64 116, !12, i64 120, !12, i64 128, !12, i64 136}
!11 = !{!"_ZTS16VmaBlockMetadata", !12, i64 8, !6, i64 16, !12, i64 24, !13, i64 32}
!12 = !{!"long", !7, i64 0}
!13 = !{!"bool", !7, i64 0}
!14 = !{!"_ZTS9VmaVectorI16VmaSuballocation15VmaStlAllocatorIS0_EE", !15, i64 0, !6, i64 8, !12, i64 16, !12, i64 24}
!15 = !{!"_ZTS15VmaStlAllocatorI16VmaSuballocationE", !6, i64 0}
!16 = !{!"int", !7, i64 0}
!17 = !{!"_ZTSN23VmaBlockMetadata_Linear18SECOND_VECTOR_MODEE", !7, i64 0}
!18 = !{!10, !17, i64 116}
!19 = !{!10, !12, i64 120}
!20 = !{!10, !12, i64 128}
!21 = !{!10, !12, i64 136}


; 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 i64 @_ZNK16VmaBlockMetadata7GetSizeEv(ptr noundef nonnull align 8 dereferenceable(33)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN23VmaBlockMetadata_Linear5ClearEv(ptr noundef nonnull align 8 dereferenceable(144) %0) unnamed_addr #1 align 2 {
  %2 = tail call noundef i64 @_ZNK16VmaBlockMetadata7GetSizeEv(ptr noundef nonnull align 8 dereferenceable(33) %0)
  %3 = getelementptr inbounds i8, ptr %0, i64 40
  store i64 %2, ptr %3, align 8, !tbaa !5
  %4 = getelementptr inbounds i8, ptr %0, i64 48
  tail call void @_ZN9VmaVectorI16VmaSuballocation15VmaStlAllocatorIS0_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(32) %4)
  %5 = getelementptr inbounds i8, ptr %0, i64 80
  tail call void @_ZN9VmaVectorI16VmaSuballocation15VmaStlAllocatorIS0_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(32) %5)
  %6 = getelementptr inbounds i8, ptr %0, i64 116
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 4 dereferenceable(28) %6, i8 0, i64 28, i1 false)
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN9VmaVectorI16VmaSuballocation15VmaStlAllocatorIS0_EE5clearEv(ptr noundef nonnull align 8 dereferenceable(32)) local_unnamed_addr #1 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #2

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

!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 40}
!6 = !{!"_ZTS23VmaBlockMetadata_Linear", !7, i64 0, !8, i64 40, !13, i64 48, !13, i64 80, !15, i64 112, !16, i64 116, !8, i64 120, !8, i64 128, !8, i64 136}
!7 = !{!"_ZTS16VmaBlockMetadata", !8, i64 8, !11, i64 16, !8, i64 24, !12, i64 32}
!8 = !{!"long", !9, i64 0}
!9 = !{!"omnipotent char", !10, i64 0}
!10 = !{!"Simple C++ TBAA"}
!11 = !{!"any pointer", !9, i64 0}
!12 = !{!"bool", !9, i64 0}
!13 = !{!"_ZTS9VmaVectorI16VmaSuballocation15VmaStlAllocatorIS0_EE", !14, i64 0, !11, i64 8, !8, i64 16, !8, i64 24}
!14 = !{!"_ZTS15VmaStlAllocatorI16VmaSuballocationE", !11, i64 0}
!15 = !{!"int", !9, i64 0}
!16 = !{!"_ZTSN23VmaBlockMetadata_Linear18SECOND_VECTOR_MODEE", !9, i64 0}


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