; LLVM IR from buzz-lang/Buzz :: src/buzz (buzzdarray)

; 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.buzzdarray_s = type { ptr, i64, i32, i32, ptr }

; 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) #0

; Function Attrs: nounwind uwtable
declare dso_local void @buzzdarray_insert(ptr noundef, i32 noundef, ptr noundef) #1

; Function Attrs: nounwind uwtable
define dso_local void @buzzdarray_set(ptr noundef %0, i32 noundef %1, ptr noundef %2) #1 {
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca ptr, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i32 %1, ptr %5, align 4, !tbaa !9
  store ptr %2, ptr %6, align 8, !tbaa !5
  %7 = load i32, ptr %5, align 4, !tbaa !9
  %8 = zext i32 %7 to i64
  %9 = load ptr, ptr %4, align 8, !tbaa !5
  %10 = getelementptr inbounds %struct.buzzdarray_s, ptr %9, i32 0, i32 1
  %11 = load i64, ptr %10, align 8, !tbaa !11
  %12 = icmp slt i64 %8, %11
  br i1 %12, label %13, label %29

13:                                               ; preds = %3
  %14 = load ptr, ptr %4, align 8, !tbaa !5
  %15 = getelementptr inbounds %struct.buzzdarray_s, ptr %14, i32 0, i32 0
  %16 = load ptr, ptr %15, align 8, !tbaa !14
  %17 = load i32, ptr %5, align 4, !tbaa !9
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  %19 = getelementptr inbounds %struct.buzzdarray_s, ptr %18, i32 0, i32 2
  %20 = load i32, ptr %19, align 8, !tbaa !15
  %21 = mul i32 %17, %20
  %22 = zext i32 %21 to i64
  %23 = getelementptr inbounds i8, ptr %16, i64 %22
  %24 = load ptr, ptr %6, align 8, !tbaa !5
  %25 = load ptr, ptr %4, align 8, !tbaa !5
  %26 = getelementptr inbounds %struct.buzzdarray_s, ptr %25, i32 0, i32 2
  %27 = load i32, ptr %26, align 8, !tbaa !15
  %28 = zext i32 %27 to i64
  call void @llvm.memcpy.p0.p0.i64(ptr align 1 %23, ptr align 1 %24, i64 %28, i1 false)
  br label %33

29:                                               ; preds = %3
  %30 = load ptr, ptr %4, align 8, !tbaa !5
  %31 = load i32, ptr %5, align 4, !tbaa !9
  %32 = load ptr, ptr %6, align 8, !tbaa !5
  call void @buzzdarray_insert(ptr noundef %30, i32 noundef %31, ptr noundef %32)
  br label %33

33:                                               ; preds = %29, %13
  ret void
}

attributes #0 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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" }

!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, !10, i64 0}
!10 = !{!"int", !7, i64 0}
!11 = !{!12, !13, i64 8}
!12 = !{!"buzzdarray_s", !6, i64 0, !13, i64 8, !10, i64 16, !10, i64 20, !6, i64 24}
!13 = !{!"long", !7, i64 0}
!14 = !{!12, !6, i64 0}
!15 = !{!12, !10, i64 16}


; 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 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) #0

; Function Attrs: nounwind uwtable
declare dso_local void @buzzdarray_insert(ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local void @buzzdarray_set(ptr noundef %0, i32 noundef %1, ptr noundef %2) local_unnamed_addr #1 {
  %4 = zext i32 %1 to i64
  %5 = getelementptr inbounds i8, ptr %0, i64 8
  %6 = load i64, ptr %5, align 8, !tbaa !5
  %7 = icmp sgt i64 %6, %4
  br i1 %7, label %8, label %16

8:                                                ; preds = %3
  %9 = load ptr, ptr %0, align 8, !tbaa !12
  %10 = getelementptr inbounds i8, ptr %0, i64 16
  %11 = load i32, ptr %10, align 8, !tbaa !13
  %12 = mul i32 %11, %1
  %13 = zext i32 %12 to i64
  %14 = getelementptr inbounds i8, ptr %9, i64 %13
  %15 = zext i32 %11 to i64
  tail call void @llvm.memcpy.p0.p0.i64(ptr align 1 %14, ptr align 1 %2, i64 %15, i1 false)
  br label %17

16:                                               ; preds = %3
  tail call void @buzzdarray_insert(ptr noundef nonnull %0, i32 noundef %1, ptr noundef %2)
  br label %17

17:                                               ; preds = %16, %8
  ret void
}

attributes #0 = { mustprogress nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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" }

!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, !10, i64 8}
!6 = !{!"buzzdarray_s", !7, i64 0, !10, i64 8, !11, i64 16, !11, i64 20, !7, i64 24}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"long", !8, i64 0}
!11 = !{!"int", !8, i64 0}
!12 = !{!6, !7, i64 0}
!13 = !{!6, !11, i64 16}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,SROAPass,TailCallElimPass