; LLVM IR from hutusi/rethink-c :: src (hash_table)

; 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._HashTable = type { ptr, i32, ptr, ptr, ptr, ptr, i32, i32 }

; Function Attrs: nounwind uwtable
define dso_local ptr @hash_table_new(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3) #0 {
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store ptr %1, ptr %6, align 8, !tbaa !5
  store ptr %2, ptr %7, align 8, !tbaa !5
  store ptr %3, ptr %8, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %10 = call noalias ptr @malloc(i64 noundef 56) #5
  store ptr %10, ptr %9, align 8, !tbaa !5
  %11 = load ptr, ptr %5, align 8, !tbaa !5
  %12 = load ptr, ptr %9, align 8, !tbaa !5
  %13 = getelementptr inbounds %struct._HashTable, ptr %12, i32 0, i32 2
  store ptr %11, ptr %13, align 8, !tbaa !9
  %14 = load ptr, ptr %6, align 8, !tbaa !5
  %15 = load ptr, ptr %9, align 8, !tbaa !5
  %16 = getelementptr inbounds %struct._HashTable, ptr %15, i32 0, i32 3
  store ptr %14, ptr %16, align 8, !tbaa !12
  %17 = load ptr, ptr %7, align 8, !tbaa !5
  %18 = load ptr, ptr %9, align 8, !tbaa !5
  %19 = getelementptr inbounds %struct._HashTable, ptr %18, i32 0, i32 4
  store ptr %17, ptr %19, align 8, !tbaa !13
  %20 = load ptr, ptr %8, align 8, !tbaa !5
  %21 = load ptr, ptr %9, align 8, !tbaa !5
  %22 = getelementptr inbounds %struct._HashTable, ptr %21, i32 0, i32 5
  store ptr %20, ptr %22, align 8, !tbaa !14
  %23 = load ptr, ptr %9, align 8, !tbaa !5
  %24 = getelementptr inbounds %struct._HashTable, ptr %23, i32 0, i32 6
  store i32 16, ptr %24, align 8, !tbaa !15
  %25 = load ptr, ptr %9, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct._HashTable, ptr %25, i32 0, i32 1
  store i32 0, ptr %26, align 8, !tbaa !16
  %27 = load ptr, ptr %9, align 8, !tbaa !5
  %28 = getelementptr inbounds %struct._HashTable, ptr %27, i32 0, i32 6
  %29 = load i32, ptr %28, align 8, !tbaa !15
  %30 = zext i32 %29 to i64
  %31 = mul i64 8, %30
  %32 = call noalias ptr @malloc(i64 noundef %31) #5
  %33 = load ptr, ptr %9, align 8, !tbaa !5
  %34 = getelementptr inbounds %struct._HashTable, ptr %33, i32 0, i32 0
  store ptr %32, ptr %34, align 8, !tbaa !17
  %35 = load ptr, ptr %9, align 8, !tbaa !5
  %36 = getelementptr inbounds %struct._HashTable, ptr %35, i32 0, i32 0
  %37 = load ptr, ptr %36, align 8, !tbaa !17
  %38 = load ptr, ptr %9, align 8, !tbaa !5
  %39 = getelementptr inbounds %struct._HashTable, ptr %38, i32 0, i32 6
  %40 = load i32, ptr %39, align 8, !tbaa !15
  %41 = zext i32 %40 to i64
  %42 = mul i64 8, %41
  call void @llvm.memset.p0.i64(ptr align 8 %37, i8 0, i64 %42, i1 false)
  %43 = load ptr, ptr %9, align 8, !tbaa !5
  %44 = getelementptr inbounds %struct._HashTable, ptr %43, i32 0, i32 7
  store i32 0, ptr %44, align 4, !tbaa !18
  %45 = load ptr, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  ret ptr %45
}

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

; Function Attrs: nounwind allocsize(0)
declare noalias ptr @malloc(i64 noundef) #2

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

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

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 nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { nounwind 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 #3 = { nocallback nofree nounwind willreturn memory(argmem: write) }
attributes #4 = { nounwind }
attributes #5 = { nounwind allocsize(0) }

!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/C++ TBAA"}
!9 = !{!10, !6, i64 16}
!10 = !{!"_HashTable", !6, i64 0, !11, i64 8, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !11, i64 48, !11, i64 52}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !6, i64 24}
!13 = !{!10, !6, i64 32}
!14 = !{!10, !6, i64 40}
!15 = !{!10, !11, i64 48}
!16 = !{!10, !11, i64 8}
!17 = !{!10, !6, i64 0}
!18 = !{!10, !11, i64 52}


; 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 nofree nounwind willreturn memory(write, argmem: none, inaccessiblemem: readwrite) uwtable
define dso_local noalias noundef ptr @hash_table_new(ptr noundef %0, ptr noundef %1, ptr noundef %2, ptr noundef %3) local_unnamed_addr #0 {
  %5 = tail call noalias dereferenceable_or_null(56) ptr @malloc(i64 noundef 56) #3
  %6 = getelementptr inbounds i8, ptr %5, i64 16
  store ptr %0, ptr %6, align 8, !tbaa !5
  %7 = getelementptr inbounds i8, ptr %5, i64 24
  store ptr %1, ptr %7, align 8, !tbaa !11
  %8 = getelementptr inbounds i8, ptr %5, i64 32
  store ptr %2, ptr %8, align 8, !tbaa !12
  %9 = getelementptr inbounds i8, ptr %5, i64 40
  store ptr %3, ptr %9, align 8, !tbaa !13
  %10 = getelementptr inbounds i8, ptr %5, i64 48
  store i32 16, ptr %10, align 8, !tbaa !14
  %11 = getelementptr inbounds i8, ptr %5, i64 8
  store i32 0, ptr %11, align 8, !tbaa !15
  %calloc = tail call dereferenceable_or_null(128) ptr @calloc(i64 1, i64 128)
  store ptr %calloc, ptr %5, align 8, !tbaa !16
  %12 = getelementptr inbounds i8, ptr %5, i64 52
  store i32 0, ptr %12, align 4, !tbaa !17
  ret ptr %5
}

; Function Attrs: mustprogress nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @malloc(i64 noundef) local_unnamed_addr #1

; Function Attrs: nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) memory(inaccessiblemem: readwrite)
declare noalias noundef ptr @calloc(i64 noundef, i64 noundef) local_unnamed_addr #2

attributes #0 = { mustprogress nofree nounwind willreturn memory(write, argmem: none, inaccessiblemem: readwrite) 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 nofree nounwind willreturn allockind("alloc,uninitialized") allocsize(0) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" "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 = { nofree nounwind willreturn allockind("alloc,zeroed") allocsize(0,1) memory(inaccessiblemem: readwrite) "alloc-family"="malloc" }
attributes #3 = { nounwind allocsize(0) }

!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 16}
!6 = !{!"_HashTable", !7, i64 0, !10, i64 8, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !10, i64 48, !10, i64 52}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"int", !8, i64 0}
!11 = !{!6, !7, i64 24}
!12 = !{!6, !7, i64 32}
!13 = !{!6, !7, i64 40}
!14 = !{!6, !10, i64 48}
!15 = !{!6, !10, i64 8}
!16 = !{!6, !7, i64 0}
!17 = !{!6, !10, i64 52}


; Effective O3 passes: DSEPass,EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,TailCallElimPass