; LLVM IR from mitdbg/deneva :: system/txn.ll (ZN11Transaction4initEv)

; 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.Transaction = type <{ %class.Array, i64, i64, i64, i64, i64, i32, [4 x i8], %class.Array.0, i64, i64, i32, [4 x i8] }>
%class.Array = type { ptr, i64, i64 }
%class.Array.0 = type { ptr, i64, i64 }

@g_max_items_per_txn = external global i32, align 4

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN11Transaction4initEv(ptr noundef nonnull align 8 dereferenceable(116) %0) #0 align 2 {
  %2 = alloca ptr, align 8
  store ptr %0, ptr %2, align 8, !tbaa !5
  %3 = load ptr, ptr %2, align 8
  %4 = getelementptr inbounds %class.Transaction, ptr %3, i32 0, i32 1
  store i64 -1, ptr %4, align 8, !tbaa !9
  %5 = getelementptr inbounds %class.Transaction, ptr %3, i32 0, i32 2
  store i64 -1, ptr %5, align 8, !tbaa !16
  %6 = getelementptr inbounds %class.Transaction, ptr %3, i32 0, i32 3
  store i64 -1, ptr %6, align 8, !tbaa !17
  %7 = getelementptr inbounds %class.Transaction, ptr %3, i32 0, i32 9
  store i64 -1, ptr %7, align 8, !tbaa !18
  %8 = getelementptr inbounds %class.Transaction, ptr %3, i32 0, i32 10
  store i64 -1, ptr %8, align 8, !tbaa !19
  %9 = getelementptr inbounds %class.Transaction, ptr %3, i32 0, i32 8
  %10 = load i32, ptr @g_max_items_per_txn, align 4, !tbaa !20
  %11 = add i32 %10, 10
  %12 = zext i32 %11 to i64
  call void @_ZN5ArrayIP5row_tE4initEm(ptr noundef nonnull align 8 dereferenceable(24) %9, i64 noundef %12)
  %13 = getelementptr inbounds %class.Transaction, ptr %3, i32 0, i32 0
  call void @_ZN5ArrayIP6AccessE4initEm(ptr noundef nonnull align 8 dereferenceable(24) %13, i64 noundef 64)
  call void @_ZN11Transaction5resetEm(ptr noundef nonnull align 8 dereferenceable(116) %3, i64 noundef 0)
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5ArrayIP5row_tE4initEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5ArrayIP6AccessE4initEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN11Transaction5resetEm(ptr noundef nonnull align 8 dereferenceable(116), i64 noundef) #0 align 2

attributes #0 = { 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 24}
!10 = !{!"_ZTS11Transaction", !11, i64 0, !12, i64 24, !12, i64 32, !12, i64 40, !12, i64 48, !12, i64 56, !13, i64 64, !14, i64 72, !12, i64 96, !12, i64 104, !15, i64 112}
!11 = !{!"_ZTS5ArrayIP6AccessE", !6, i64 0, !12, i64 8, !12, i64 16}
!12 = !{!"long", !7, i64 0}
!13 = !{!"_ZTS8TxnState", !7, i64 0}
!14 = !{!"_ZTS5ArrayIP5row_tE", !6, i64 0, !12, i64 8, !12, i64 16}
!15 = !{!"_ZTS2RC", !7, i64 0}
!16 = !{!10, !12, i64 32}
!17 = !{!10, !12, i64 40}
!18 = !{!10, !12, i64 96}
!19 = !{!10, !12, i64 104}
!20 = !{!21, !21, i64 0}
!21 = !{!"int", !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"

@g_max_items_per_txn = external local_unnamed_addr global i32, align 4

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN11Transaction4initEv(ptr noundef nonnull align 8 dereferenceable(116) %0) local_unnamed_addr #0 align 2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 24
  %3 = getelementptr inbounds i8, ptr %0, i64 96
  %4 = getelementptr inbounds i8, ptr %0, i64 72
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(24) %2, i8 -1, i64 24, i1 false)
  tail call void @llvm.memset.p0.i64(ptr noundef nonnull align 8 dereferenceable(16) %3, i8 -1, i64 16, i1 false)
  %5 = load i32, ptr @g_max_items_per_txn, align 4, !tbaa !5
  %6 = add i32 %5, 10
  %7 = zext i32 %6 to i64
  tail call void @_ZN5ArrayIP5row_tE4initEm(ptr noundef nonnull align 8 dereferenceable(24) %4, i64 noundef %7)
  tail call void @_ZN5ArrayIP6AccessE4initEm(ptr noundef nonnull align 8 dereferenceable(24) %0, i64 noundef 64)
  tail call void @_ZN11Transaction5resetEm(ptr noundef nonnull align 8 dereferenceable(116) %0, i64 noundef 0)
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5ArrayIP5row_tE4initEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN5ArrayIP6AccessE4initEm(ptr noundef nonnull align 8 dereferenceable(24), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN11Transaction5resetEm(ptr noundef nonnull align 8 dereferenceable(116), i64 noundef) local_unnamed_addr #0 align 2

; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: write)
declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg) #1

attributes #0 = { 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 #1 = { 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, !6, i64 0}
!6 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}


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