; LLVM IR from ejoy/ejoy2d :: lib (texture)

; 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.texture_pool = type { i32, [128 x %struct.texture] }
%struct.texture = type { i32, i32, float, float, i32, i32 }

@R = external hidden global ptr, align 8
@POOL = external hidden global %struct.texture_pool, align 4

; 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

; Function Attrs: nounwind uwtable
define dso_local void @texture_unload(i32 noundef %0) #1 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  store i32 %0, ptr %2, align 4, !tbaa !5
  %5 = load i32, ptr %2, align 4, !tbaa !5
  %6 = icmp slt i32 %5, 0
  br i1 %6, label %11, label %7

7:                                                ; preds = %1
  %8 = load i32, ptr %2, align 4, !tbaa !5
  %9 = load i32, ptr @POOL, align 4, !tbaa !9
  %10 = icmp sge i32 %8, %9
  br i1 %10, label %11, label %12

11:                                               ; preds = %7, %1
  br label %42

12:                                               ; preds = %7
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  %13 = load i32, ptr %2, align 4, !tbaa !5
  %14 = sext i32 %13 to i64
  %15 = getelementptr inbounds [128 x %struct.texture], ptr getelementptr inbounds (%struct.texture_pool, ptr @POOL, i32 0, i32 1), i64 0, i64 %14
  store ptr %15, ptr %3, align 8, !tbaa !11
  %16 = load ptr, ptr %3, align 8, !tbaa !11
  %17 = getelementptr inbounds %struct.texture, ptr %16, i32 0, i32 4
  %18 = load i32, ptr %17, align 4, !tbaa !13
  %19 = icmp eq i32 %18, 0
  br i1 %19, label %20, label %21

20:                                               ; preds = %12
  store i32 1, ptr %4, align 4
  br label %40

21:                                               ; preds = %12
  %22 = load ptr, ptr @R, align 8, !tbaa !11
  %23 = load ptr, ptr %3, align 8, !tbaa !11
  %24 = getelementptr inbounds %struct.texture, ptr %23, i32 0, i32 4
  %25 = load i32, ptr %24, align 4, !tbaa !13
  call void @render_release(ptr noundef %22, i32 noundef 4, i32 noundef %25)
  %26 = load ptr, ptr %3, align 8, !tbaa !11
  %27 = getelementptr inbounds %struct.texture, ptr %26, i32 0, i32 5
  %28 = load i32, ptr %27, align 4, !tbaa !16
  %29 = icmp ne i32 %28, 0
  br i1 %29, label %30, label %35

30:                                               ; preds = %21
  %31 = load ptr, ptr @R, align 8, !tbaa !11
  %32 = load ptr, ptr %3, align 8, !tbaa !11
  %33 = getelementptr inbounds %struct.texture, ptr %32, i32 0, i32 5
  %34 = load i32, ptr %33, align 4, !tbaa !16
  call void @render_release(ptr noundef %31, i32 noundef 5, i32 noundef %34)
  br label %35

35:                                               ; preds = %30, %21
  %36 = load ptr, ptr %3, align 8, !tbaa !11
  %37 = getelementptr inbounds %struct.texture, ptr %36, i32 0, i32 4
  store i32 0, ptr %37, align 4, !tbaa !13
  %38 = load ptr, ptr %3, align 8, !tbaa !11
  %39 = getelementptr inbounds %struct.texture, ptr %38, i32 0, i32 5
  store i32 0, ptr %39, align 4, !tbaa !16
  store i32 0, ptr %4, align 4
  br label %40

40:                                               ; preds = %35, %20
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  %41 = load i32, ptr %4, align 4
  switch i32 %41, label %43 [
    i32 0, label %42
    i32 1, label %42
  ]

42:                                               ; preds = %40, %40, %11
  ret void

43:                                               ; preds = %40
  unreachable
}

declare void @render_release(ptr noundef, i32 noundef, i32 noundef) #2

attributes #0 = { nocallback nofree nosync 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" }
attributes #2 = { "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 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"texture_pool", !6, i64 0, !7, i64 4}
!11 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !7, i64 0}
!13 = !{!14, !6, i64 16}
!14 = !{!"texture", !6, i64 0, !6, i64 4, !15, i64 8, !15, i64 12, !6, i64 16, !6, i64 20}
!15 = !{!"float", !7, i64 0}
!16 = !{!14, !6, i64 20}


; 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.texture_pool = type { i32, [128 x %struct.texture] }
%struct.texture = type { i32, i32, float, float, i32, i32 }

@R = external hidden local_unnamed_addr global ptr, align 8
@POOL = external hidden local_unnamed_addr global %struct.texture_pool, align 4

; Function Attrs: nounwind uwtable
define dso_local void @texture_unload(i32 noundef %0) local_unnamed_addr #0 {
  %2 = icmp sgt i32 %0, -1
  %3 = load i32, ptr @POOL, align 4
  %.not = icmp sgt i32 %3, %0
  %or.cond = select i1 %2, i1 %.not, i1 false
  br i1 %or.cond, label %4, label %17

4:                                                ; preds = %1
  %5 = zext nneg i32 %0 to i64
  %6 = getelementptr inbounds [128 x %struct.texture], ptr getelementptr inbounds (i8, ptr @POOL, i64 4), i64 0, i64 %5
  %7 = getelementptr inbounds i8, ptr %6, i64 16
  %8 = load i32, ptr %7, align 4, !tbaa !5
  %9 = icmp eq i32 %8, 0
  br i1 %9, label %17, label %10

10:                                               ; preds = %4
  %11 = load ptr, ptr @R, align 8, !tbaa !11
  tail call void @render_release(ptr noundef %11, i32 noundef 4, i32 noundef %8) #2
  %12 = getelementptr inbounds i8, ptr %6, i64 20
  %13 = load i32, ptr %12, align 4, !tbaa !13
  %.not10 = icmp eq i32 %13, 0
  br i1 %.not10, label %16, label %14

14:                                               ; preds = %10
  %15 = load ptr, ptr @R, align 8, !tbaa !11
  tail call void @render_release(ptr noundef %15, i32 noundef 5, i32 noundef %13) #2
  br label %16

16:                                               ; preds = %14, %10
  store i32 0, ptr %7, align 4, !tbaa !5
  store i32 0, ptr %12, align 4, !tbaa !13
  br label %17

17:                                               ; preds = %16, %4, %1
  ret void
}

declare void @render_release(ptr noundef, i32 noundef, i32 noundef) local_unnamed_addr #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 = { "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)"}
!5 = !{!6, !7, i64 16}
!6 = !{!"texture", !7, i64 0, !7, i64 4, !10, i64 8, !10, i64 12, !7, i64 16, !7, i64 20}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C/C++ TBAA"}
!10 = !{!"float", !8, i64 0}
!11 = !{!12, !12, i64 0}
!12 = !{!"any pointer", !8, i64 0}
!13 = !{!6, !7, i64 20}


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