; LLVM IR from ejoy/ejoy2d :: lua (lapi)

; 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.__va_list_tag = type { i32, i32, ptr, ptr }
%struct.lua_State = type { ptr, i8, i8, i8, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, %struct.CallInfo, ptr, i64, i32, i32, i32, i16, i16, i8, i8 }
%struct.CallInfo = type { ptr, ptr, ptr, ptr, %union.anon, i64, i16, i8 }
%union.anon = type { %struct.anon.0 }
%struct.anon.0 = type { ptr, i64, i64 }
%struct.global_State = type { ptr, ptr, i64, i64, i64, i64, %struct.stringtable, %struct.lua_TValue, i32, i8, i8, i8, i8, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, %struct.Mbuffer, i32, i32, i32, ptr, ptr, ptr, ptr, [24 x ptr], [9 x ptr] }
%struct.stringtable = type { ptr, i32, i32 }
%struct.lua_TValue = type { %union.Value, i32 }
%union.Value = type { ptr }
%struct.Mbuffer = type { ptr, i64, i64 }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

declare hidden void @luaC_step(ptr noundef) #1

declare hidden ptr @luaO_pushvfstring(ptr noundef, ptr noundef, ptr noundef) #1

; Function Attrs: nounwind uwtable
define dso_local ptr @lua_pushfstring(ptr noundef %0, ptr noundef %1, ...) #2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca [1 x %struct.__va_list_tag], align 16
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #4
  call void @llvm.lifetime.start.p0(i64 24, ptr %6) #4
  %7 = load ptr, ptr %3, align 8, !tbaa !5
  %8 = getelementptr inbounds %struct.lua_State, ptr %7, i32 0, i32 5
  %9 = load ptr, ptr %8, align 8, !tbaa !9
  %10 = getelementptr inbounds %struct.global_State, ptr %9, i32 0, i32 3
  %11 = load i64, ptr %10, align 8, !tbaa !15
  %12 = icmp sgt i64 %11, 0
  br i1 %12, label %13, label %15

13:                                               ; preds = %2
  %14 = load ptr, ptr %3, align 8, !tbaa !5
  call void @luaC_step(ptr noundef %14)
  br label %15

15:                                               ; preds = %13, %2
  %16 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %6, i64 0, i64 0
  call void @llvm.va_start.p0(ptr %16)
  %17 = load ptr, ptr %3, align 8, !tbaa !5
  %18 = load ptr, ptr %4, align 8, !tbaa !5
  %19 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %6, i64 0, i64 0
  %20 = call ptr @luaO_pushvfstring(ptr noundef %17, ptr noundef %18, ptr noundef %19)
  store ptr %20, ptr %5, align 8, !tbaa !5
  %21 = getelementptr inbounds [1 x %struct.__va_list_tag], ptr %6, i64 0, i64 0
  call void @llvm.va_end.p0(ptr %21)
  %22 = load ptr, ptr %5, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 24, ptr %6) #4
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #4
  ret ptr %22
}

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare void @llvm.va_start.p0(ptr) #3

; Function Attrs: nocallback nofree nosync nounwind willreturn
declare void @llvm.va_end.p0(ptr) #3

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "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 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 #3 = { nocallback nofree nosync nounwind willreturn }
attributes #4 = { 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)"}
!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 24}
!10 = !{!"lua_State", !6, i64 0, !7, i64 8, !7, i64 9, !7, i64 10, !6, i64 16, !6, i64 24, !6, i64 32, !6, i64 40, !6, i64 48, !6, i64 56, !6, i64 64, !6, i64 72, !6, i64 80, !6, i64 88, !11, i64 96, !6, i64 168, !12, i64 176, !14, i64 184, !14, i64 188, !14, i64 192, !13, i64 196, !13, i64 198, !7, i64 200, !7, i64 201}
!11 = !{!"CallInfo", !6, i64 0, !6, i64 8, !6, i64 16, !6, i64 24, !7, i64 32, !12, i64 56, !13, i64 64, !7, i64 66}
!12 = !{!"long", !7, i64 0}
!13 = !{!"short", !7, i64 0}
!14 = !{!"int", !7, i64 0}
!15 = !{!16, !12, i64 24}
!16 = !{!"global_State", !6, i64 0, !6, i64 8, !12, i64 16, !12, i64 24, !12, i64 32, !12, i64 40, !17, i64 48, !18, i64 64, !14, i64 80, !7, i64 84, !7, i64 85, !7, i64 86, !7, i64 87, !6, i64 88, !6, i64 96, !6, i64 104, !6, i64 112, !6, i64 120, !6, i64 128, !6, i64 136, !6, i64 144, !6, i64 152, !6, i64 160, !6, i64 168, !19, i64 176, !14, i64 200, !14, i64 204, !14, i64 208, !6, i64 216, !6, i64 224, !6, i64 232, !6, i64 240, !7, i64 248, !7, i64 440}
!17 = !{!"stringtable", !6, i64 0, !14, i64 8, !14, i64 12}
!18 = !{!"lua_TValue", !7, i64 0, !14, i64 8}
!19 = !{!"Mbuffer", !6, i64 0, !12, i64 8, !12, 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"

%struct.__va_list_tag = type { i32, i32, ptr, ptr }

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

declare hidden void @luaC_step(ptr noundef) local_unnamed_addr #1

declare hidden ptr @luaO_pushvfstring(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
define dso_local ptr @lua_pushfstring(ptr noundef %0, ptr noundef %1, ...) local_unnamed_addr #2 {
  %3 = alloca [1 x %struct.__va_list_tag], align 16
  call void @llvm.lifetime.start.p0(i64 24, ptr nonnull %3) #4
  %4 = getelementptr inbounds i8, ptr %0, i64 24
  %5 = load ptr, ptr %4, align 8, !tbaa !5
  %6 = getelementptr inbounds i8, ptr %5, i64 24
  %7 = load i64, ptr %6, align 8, !tbaa !14
  %8 = icmp sgt i64 %7, 0
  br i1 %8, label %9, label %10

9:                                                ; preds = %2
  tail call void @luaC_step(ptr noundef nonnull %0) #4
  br label %10

10:                                               ; preds = %9, %2
  call void @llvm.va_start.p0(ptr nonnull %3)
  %11 = call ptr @luaO_pushvfstring(ptr noundef nonnull %0, ptr noundef %1, ptr noundef nonnull %3) #4
  call void @llvm.va_end.p0(ptr nonnull %3)
  call void @llvm.lifetime.end.p0(i64 24, ptr nonnull %3) #4
  ret ptr %11
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare void @llvm.va_start.p0(ptr) #3

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn
declare void @llvm.va_end.p0(ptr) #3

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "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 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 #3 = { mustprogress nocallback nofree nosync nounwind willreturn }
attributes #4 = { 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)"}
!5 = !{!6, !7, i64 24}
!6 = !{!"lua_State", !7, i64 0, !8, i64 8, !8, i64 9, !8, i64 10, !7, i64 16, !7, i64 24, !7, i64 32, !7, i64 40, !7, i64 48, !7, i64 56, !7, i64 64, !7, i64 72, !7, i64 80, !7, i64 88, !10, i64 96, !7, i64 168, !11, i64 176, !13, i64 184, !13, i64 188, !13, i64 192, !12, i64 196, !12, i64 198, !8, i64 200, !8, i64 201}
!7 = !{!"any pointer", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"CallInfo", !7, i64 0, !7, i64 8, !7, i64 16, !7, i64 24, !8, i64 32, !11, i64 56, !12, i64 64, !8, i64 66}
!11 = !{!"long", !8, i64 0}
!12 = !{!"short", !8, i64 0}
!13 = !{!"int", !8, i64 0}
!14 = !{!15, !11, i64 24}
!15 = !{!"global_State", !7, i64 0, !7, i64 8, !11, i64 16, !11, i64 24, !11, i64 32, !11, i64 40, !16, i64 48, !17, i64 64, !13, i64 80, !8, i64 84, !8, i64 85, !8, i64 86, !8, i64 87, !7, i64 88, !7, i64 96, !7, i64 104, !7, i64 112, !7, i64 120, !7, i64 128, !7, i64 136, !7, i64 144, !7, i64 152, !7, i64 160, !7, i64 168, !18, i64 176, !13, i64 200, !13, i64 204, !13, i64 208, !7, i64 216, !7, i64 224, !7, i64 232, !7, i64 240, !8, i64 248, !8, i64 440}
!16 = !{!"stringtable", !7, i64 0, !13, i64 8, !13, i64 12}
!17 = !{!"lua_TValue", !8, i64 0, !13, i64 8}
!18 = !{!"Mbuffer", !7, i64 0, !11, i64 8, !11, i64 16}


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