; LLVM IR from ramsdell/lineqpp :: lua (lauxlib)

; 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"

declare void @lua_pushvalue(ptr noundef, i32 noundef) #0

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

; Function Attrs: nounwind uwtable
define dso_local i32 @luaL_callmeta(ptr noundef %0, i32 noundef %1, ptr noundef %2) #1 {
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  store ptr %0, ptr %5, align 8, !tbaa !5
  store i32 %1, ptr %6, align 4, !tbaa !9
  store ptr %2, ptr %7, align 8, !tbaa !5
  %8 = load i32, ptr %6, align 4, !tbaa !9
  %9 = icmp sgt i32 %8, 0
  br i1 %9, label %13, label %10

10:                                               ; preds = %3
  %11 = load i32, ptr %6, align 4, !tbaa !9
  %12 = icmp sle i32 %11, -10000
  br i1 %12, label %13, label %15

13:                                               ; preds = %10, %3
  %14 = load i32, ptr %6, align 4, !tbaa !9
  br label %21

15:                                               ; preds = %10
  %16 = load ptr, ptr %5, align 8, !tbaa !5
  %17 = call i32 @lua_gettop(ptr noundef %16)
  %18 = load i32, ptr %6, align 4, !tbaa !9
  %19 = add nsw i32 %17, %18
  %20 = add nsw i32 %19, 1
  br label %21

21:                                               ; preds = %15, %13
  %22 = phi i32 [ %14, %13 ], [ %20, %15 ]
  store i32 %22, ptr %6, align 4, !tbaa !9
  %23 = load ptr, ptr %5, align 8, !tbaa !5
  %24 = load i32, ptr %6, align 4, !tbaa !9
  %25 = load ptr, ptr %7, align 8, !tbaa !5
  %26 = call i32 @luaL_getmetafield(ptr noundef %23, i32 noundef %24, ptr noundef %25)
  %27 = icmp ne i32 %26, 0
  br i1 %27, label %29, label %28

28:                                               ; preds = %21
  store i32 0, ptr %4, align 4
  br label %33

29:                                               ; preds = %21
  %30 = load ptr, ptr %5, align 8, !tbaa !5
  %31 = load i32, ptr %6, align 4, !tbaa !9
  call void @lua_pushvalue(ptr noundef %30, i32 noundef %31)
  %32 = load ptr, ptr %5, align 8, !tbaa !5
  call void @lua_call(ptr noundef %32, i32 noundef 1, i32 noundef 1)
  store i32 1, ptr %4, align 4
  br label %33

33:                                               ; preds = %29, %28
  %34 = load i32, ptr %4, align 4
  ret i32 %34
}

declare i32 @lua_gettop(ptr noundef) #0

declare void @lua_call(ptr noundef, i32 noundef, i32 noundef) #0

attributes #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 = { 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}


; 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"

declare void @lua_pushvalue(ptr noundef, i32 noundef) local_unnamed_addr #0

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

; Function Attrs: nounwind uwtable
define dso_local range(i32 0, 2) i32 @luaL_callmeta(ptr noundef %0, i32 noundef %1, ptr noundef %2) local_unnamed_addr #1 {
  %4 = add i32 %1, -1
  %or.cond = icmp ult i32 %4, -10000
  br i1 %or.cond, label %9, label %5

5:                                                ; preds = %3
  %6 = tail call i32 @lua_gettop(ptr noundef %0) #2
  %7 = add nsw i32 %1, 1
  %8 = add i32 %7, %6
  br label %9

9:                                                ; preds = %3, %5
  %10 = phi i32 [ %8, %5 ], [ %1, %3 ]
  %11 = tail call i32 @luaL_getmetafield(ptr noundef %0, i32 noundef %10, ptr noundef %2)
  %.not = icmp eq i32 %11, 0
  br i1 %.not, label %13, label %12

12:                                               ; preds = %9
  tail call void @lua_pushvalue(ptr noundef %0, i32 noundef %10) #2
  tail call void @lua_call(ptr noundef %0, i32 noundef 1, i32 noundef 1) #2
  br label %13

13:                                               ; preds = %9, %12
  %.0 = phi i32 [ 1, %12 ], [ 0, %9 ]
  ret i32 %.0
}

declare i32 @lua_gettop(ptr noundef) local_unnamed_addr #0

declare void @lua_call(ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #0

attributes #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 = { 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 #2 = { 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)"}


; Effective O3 passes: CorrelatedValuePropagationPass,GlobalOptPass,IPSCCPPass,InstCombinePass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass