; LLVM IR from ARM-software/Arm-2D :: Library/Source (arm_2d_alpha_blending)

; 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.__arm_2d_op_control = type { %struct.anon.10 }
%struct.anon.10 = type { ptr, %struct.anon.11, %struct.anon.12, i16, i16, i16, i16, ptr, %union.anon.13 }
%struct.anon.11 = type { ptr, ptr }
%struct.anon.12 = type { ptr, ptr }
%union.anon.13 = type { %struct.arm_2d_op_trans_msk_opa_t }
%struct.arm_2d_op_trans_msk_opa_t = type { %struct.arm_2d_op_core_t, %struct.anon.67, %struct.anon.68, %union.anon.69, %struct.anon.71, %struct.anon.72, %struct.__arm_2d_transform_info_t, i8 }
%struct.arm_2d_op_core_t = type { %struct.anon.14, i64 }
%struct.anon.14 = type { ptr, ptr, %struct.anon.15, i8, %union.arm_2d_op_status_t, %struct.arm_2d_op_evt_t }
%struct.anon.15 = type { i8 }
%union.arm_2d_op_status_t = type { %struct.anon.16 }
%struct.anon.16 = type { i16 }
%struct.arm_2d_op_evt_t = type { ptr, ptr }
%struct.anon.67 = type { ptr, ptr }
%struct.anon.68 = type { ptr }
%union.anon.69 = type { %struct.anon.70 }
%struct.anon.70 = type { i32 }
%struct.anon.71 = type { ptr, %struct.arm_2d_tile_t }
%struct.arm_2d_tile_t = type { %union.anon.48, %union.anon.57, %union.anon.58 }
%union.anon.48 = type { %struct.anon.49 }
%struct.anon.49 = type { i8, %union.arm_2d_color_info_t, %union.anon.50 }
%union.arm_2d_color_info_t = type { %struct.anon.1 }
%struct.anon.1 = type { i8 }
%union.anon.50 = type { i16 }
%union.anon.57 = type { %struct.arm_2d_region_t }
%struct.arm_2d_region_t = type { %union.anon.3, %union.anon.4 }
%union.anon.3 = type { %struct.arm_2d_location_t }
%struct.arm_2d_location_t = type { i16, i16 }
%union.anon.4 = type { %struct.arm_2d_size_t }
%struct.arm_2d_size_t = type { i16, i16 }
%union.anon.58 = type { ptr }
%struct.anon.72 = type { ptr, ptr }
%struct.__arm_2d_transform_info_t = type { float, float, float, %struct.arm_2d_point_float_t, %union.anon.59, %struct.anon.60 }
%struct.arm_2d_point_float_t = type { float, float }
%union.anon.59 = type { i32 }
%struct.anon.60 = type { %struct.arm_2d_location_t, %struct.anon.61 }
%struct.anon.61 = type { %struct.arm_2d_region_t, %struct.arm_2d_tile_t }
%union.anon.80 = type { %struct.anon.81 }
%struct.anon.81 = type { i8 }
%union.anon.82 = type { %struct.anon.83 }
%struct.anon.83 = type { i8, i8 }
%struct.anon.87 = type { ptr, ptr }
%struct.arm_2d_op_alpha_t = type { %struct.arm_2d_op_core_t, %struct.anon.27, %struct.anon.28, i32, i8 }
%struct.anon.27 = type { ptr, ptr }
%struct.anon.28 = type { ptr }

@ARM_2D_CTRL = external global %struct.__arm_2d_op_control, align 8
@.str.18 = external hidden unnamed_addr constant [17 x i8], align 1
@.str.19 = external hidden unnamed_addr constant [92 x i8], align 1
@.str.21 = external hidden unnamed_addr constant [17 x i8], align 1
@__PRETTY_FUNCTION__.arm_2dp_cccn888_tile_copy_with_opacity = external hidden unnamed_addr constant [158 x i8], align 1
@ARM_2D_OP_TILE_COPY_WITH_OPACITY_RGB888 = external dso_local constant { { { i8 }, %union.anon.80, i8, i8, %union.anon.82, { %struct.anon.87 } } }, align 8

; 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: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #1

declare ptr @arm_2d_tile_get_root(ptr noundef, ptr noundef, ptr noundef) #2

declare zeroext i1 @__arm_2d_op_acquire(ptr noundef) #2

declare i32 @__arm_2d_op_invoke(ptr noundef) #2

; Function Attrs: nounwind uwtable
define dso_local i32 @arm_2dp_cccn888_tile_copy_with_opacity(ptr noundef %0, ptr noundef nonnull %1, ptr noundef nonnull %2, ptr noundef %3, i8 noundef zeroext %4) #3 {
  %6 = alloca i32, align 4
  %7 = alloca ptr, align 8
  %8 = alloca ptr, align 8
  %9 = alloca ptr, align 8
  %10 = alloca ptr, align 8
  %11 = alloca i8, align 1
  %12 = alloca ptr, align 8
  %13 = alloca ptr, align 8
  %14 = alloca i32, align 4
  store ptr %0, ptr %7, align 8, !tbaa !5
  store ptr %1, ptr %8, align 8, !tbaa !5
  store ptr %2, ptr %9, align 8, !tbaa !5
  store ptr %3, ptr %10, align 8, !tbaa !5
  store i8 %4, ptr %11, align 1, !tbaa !9
  %15 = load ptr, ptr %8, align 8, !tbaa !5
  %16 = icmp ne ptr null, %15
  br i1 %16, label %17, label %18

17:                                               ; preds = %5
  br label %19

18:                                               ; preds = %5
  call void @__assert_fail(ptr noundef @.str.18, ptr noundef @.str.19, i32 noundef 1006, ptr noundef @__PRETTY_FUNCTION__.arm_2dp_cccn888_tile_copy_with_opacity) #4
  unreachable

19:                                               ; preds = %17
  %20 = load ptr, ptr %9, align 8, !tbaa !5
  %21 = icmp ne ptr null, %20
  br i1 %21, label %22, label %23

22:                                               ; preds = %19
  br label %24

23:                                               ; preds = %19
  call void @__assert_fail(ptr noundef @.str.21, ptr noundef @.str.19, i32 noundef 1007, ptr noundef @__PRETTY_FUNCTION__.arm_2dp_cccn888_tile_copy_with_opacity) #4
  unreachable

24:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 8, ptr %12) #5
  %25 = load ptr, ptr %7, align 8, !tbaa !5
  store ptr %25, ptr %12, align 8, !tbaa !5
  %26 = load ptr, ptr %12, align 8, !tbaa !5
  %27 = icmp eq ptr null, %26
  br i1 %27, label %28, label %29

28:                                               ; preds = %24
  store ptr getelementptr inbounds (%struct.anon.10, ptr @ARM_2D_CTRL, i32 0, i32 8), ptr %12, align 8, !tbaa !5
  br label %29

29:                                               ; preds = %28, %24
  call void @llvm.lifetime.start.p0(i64 8, ptr %13) #5
  %30 = load ptr, ptr %8, align 8, !tbaa !5
  %31 = call ptr @arm_2d_tile_get_root(ptr noundef %30, ptr noundef null, ptr noundef null)
  store ptr %31, ptr %13, align 8, !tbaa !5
  %32 = load ptr, ptr %13, align 8, !tbaa !5
  %33 = icmp eq ptr null, %32
  br i1 %33, label %34, label %35

34:                                               ; preds = %29
  store i32 -2, ptr %6, align 4
  store i32 1, ptr %14, align 4
  br label %79

35:                                               ; preds = %29
  %36 = load ptr, ptr %13, align 8, !tbaa !5
  %37 = getelementptr inbounds %struct.arm_2d_tile_t, ptr %36, i32 0, i32 0
  %38 = load i8, ptr %37, align 8
  %39 = lshr i8 %38, 1
  %40 = and i8 %39, 1
  %41 = icmp ne i8 %40, 0
  br i1 %41, label %42, label %51

42:                                               ; preds = %35
  %43 = load ptr, ptr %13, align 8, !tbaa !5
  %44 = getelementptr inbounds %struct.arm_2d_tile_t, ptr %43, i32 0, i32 0
  %45 = getelementptr inbounds %struct.anon.49, ptr %44, i32 0, i32 1
  %46 = load i8, ptr %45, align 1, !tbaa !9
  %47 = zext i8 %46 to i32
  switch i32 %47, label %49 [
    i32 10, label %48
    i32 11, label %48
  ]

48:                                               ; preds = %42, %42
  br label %50

49:                                               ; preds = %42
  store i32 -4, ptr %6, align 4
  store i32 1, ptr %14, align 4
  br label %79

50:                                               ; preds = %48
  br label %51

51:                                               ; preds = %50, %35
  %52 = load ptr, ptr %12, align 8, !tbaa !5
  %53 = call zeroext i1 @__arm_2d_op_acquire(ptr noundef %52)
  br i1 %53, label %55, label %54

54:                                               ; preds = %51
  store i32 1, ptr %6, align 4
  store i32 1, ptr %14, align 4
  br label %79

55:                                               ; preds = %51
  %56 = load ptr, ptr %12, align 8, !tbaa !5
  %57 = getelementptr inbounds %struct.arm_2d_op_alpha_t, ptr %56, i32 0, i32 0
  %58 = getelementptr inbounds %struct.arm_2d_op_core_t, ptr %57, i32 0, i32 0
  %59 = getelementptr inbounds %struct.anon.14, ptr %58, i32 0, i32 1
  store ptr @ARM_2D_OP_TILE_COPY_WITH_OPACITY_RGB888, ptr %59, align 8, !tbaa !10
  %60 = load ptr, ptr %9, align 8, !tbaa !5
  %61 = load ptr, ptr %12, align 8, !tbaa !5
  %62 = getelementptr inbounds %struct.arm_2d_op_alpha_t, ptr %61, i32 0, i32 1
  %63 = getelementptr inbounds %struct.anon.27, ptr %62, i32 0, i32 0
  store ptr %60, ptr %63, align 8, !tbaa !20
  %64 = load ptr, ptr %10, align 8, !tbaa !5
  %65 = load ptr, ptr %12, align 8, !tbaa !5
  %66 = getelementptr inbounds %struct.arm_2d_op_alpha_t, ptr %65, i32 0, i32 1
  %67 = getelementptr inbounds %struct.anon.27, ptr %66, i32 0, i32 1
  store ptr %64, ptr %67, align 8, !tbaa !21
  %68 = load ptr, ptr %8, align 8, !tbaa !5
  %69 = load ptr, ptr %12, align 8, !tbaa !5
  %70 = getelementptr inbounds %struct.arm_2d_op_alpha_t, ptr %69, i32 0, i32 2
  %71 = getelementptr inbounds %struct.anon.28, ptr %70, i32 0, i32 0
  store ptr %68, ptr %71, align 8, !tbaa !22
  %72 = load ptr, ptr %12, align 8, !tbaa !5
  %73 = getelementptr inbounds %struct.arm_2d_op_alpha_t, ptr %72, i32 0, i32 3
  store i32 0, ptr %73, align 8, !tbaa !23
  %74 = load i8, ptr %11, align 1, !tbaa !9
  %75 = load ptr, ptr %12, align 8, !tbaa !5
  %76 = getelementptr inbounds %struct.arm_2d_op_alpha_t, ptr %75, i32 0, i32 4
  store i8 %74, ptr %76, align 4, !tbaa !24
  %77 = load ptr, ptr %12, align 8, !tbaa !5
  %78 = call i32 @__arm_2d_op_invoke(ptr noundef %77)
  store i32 %78, ptr %6, align 4
  store i32 1, ptr %14, align 4
  br label %79

79:                                               ; preds = %55, %54, %49, %34
  call void @llvm.lifetime.end.p0(i64 8, ptr %13) #5
  call void @llvm.lifetime.end.p0(i64 8, ptr %12) #5
  %80 = load i32, ptr %6, align 4
  ret i32 %80
}

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { noreturn nounwind "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 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 #4 = { noreturn nounwind }
attributes #5 = { 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 = !{!7, !7, i64 0}
!10 = !{!11, !6, i64 8}
!11 = !{!"arm_2d_op_alpha_t", !12, i64 0, !17, i64 48, !18, i64 64, !19, i64 72, !7, i64 76}
!12 = !{!"arm_2d_op_core_t", !13, i64 0, !16, i64 40}
!13 = !{!"", !6, i64 0, !6, i64 8, !14, i64 16, !7, i64 17, !7, i64 18, !15, i64 24}
!14 = !{!"", !7, i64 0}
!15 = !{!"arm_2d_op_evt_t", !6, i64 0, !6, i64 8}
!16 = !{!"long", !7, i64 0}
!17 = !{!"", !6, i64 0, !6, i64 8}
!18 = !{!"", !6, i64 0}
!19 = !{!"int", !7, i64 0}
!20 = !{!11, !6, i64 48}
!21 = !{!11, !6, i64 56}
!22 = !{!11, !6, i64 64}
!23 = !{!11, !19, i64 72}
!24 = !{!11, !7, i64 76}


; 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.__arm_2d_op_control = type { %struct.anon.10 }
%struct.anon.10 = type { ptr, %struct.anon.11, %struct.anon.12, i16, i16, i16, i16, ptr, %union.anon.13 }
%struct.anon.11 = type { ptr, ptr }
%struct.anon.12 = type { ptr, ptr }
%union.anon.13 = type { %struct.arm_2d_op_trans_msk_opa_t }
%struct.arm_2d_op_trans_msk_opa_t = type { %struct.arm_2d_op_core_t, %struct.anon.67, %struct.anon.68, %union.anon.69, %struct.anon.71, %struct.anon.72, %struct.__arm_2d_transform_info_t, i8 }
%struct.arm_2d_op_core_t = type { %struct.anon.14, i64 }
%struct.anon.14 = type { ptr, ptr, %struct.anon.15, i8, %union.arm_2d_op_status_t, %struct.arm_2d_op_evt_t }
%struct.anon.15 = type { i8 }
%union.arm_2d_op_status_t = type { %struct.anon.16 }
%struct.anon.16 = type { i16 }
%struct.arm_2d_op_evt_t = type { ptr, ptr }
%struct.anon.67 = type { ptr, ptr }
%struct.anon.68 = type { ptr }
%union.anon.69 = type { %struct.anon.70 }
%struct.anon.70 = type { i32 }
%struct.anon.71 = type { ptr, %struct.arm_2d_tile_t }
%struct.arm_2d_tile_t = type { %union.anon.48, %union.anon.57, %union.anon.58 }
%union.anon.48 = type { %struct.anon.49 }
%struct.anon.49 = type { i8, %union.arm_2d_color_info_t, %union.anon.50 }
%union.arm_2d_color_info_t = type { %struct.anon.1 }
%struct.anon.1 = type { i8 }
%union.anon.50 = type { i16 }
%union.anon.57 = type { %struct.arm_2d_region_t }
%struct.arm_2d_region_t = type { %union.anon.3, %union.anon.4 }
%union.anon.3 = type { %struct.arm_2d_location_t }
%struct.arm_2d_location_t = type { i16, i16 }
%union.anon.4 = type { %struct.arm_2d_size_t }
%struct.arm_2d_size_t = type { i16, i16 }
%union.anon.58 = type { ptr }
%struct.anon.72 = type { ptr, ptr }
%struct.__arm_2d_transform_info_t = type { float, float, float, %struct.arm_2d_point_float_t, %union.anon.59, %struct.anon.60 }
%struct.arm_2d_point_float_t = type { float, float }
%union.anon.59 = type { i32 }
%struct.anon.60 = type { %struct.arm_2d_location_t, %struct.anon.61 }
%struct.anon.61 = type { %struct.arm_2d_region_t, %struct.arm_2d_tile_t }
%union.anon.80 = type { %struct.anon.81 }
%struct.anon.81 = type { i8 }
%union.anon.82 = type { %struct.anon.83 }
%struct.anon.83 = type { i8, i8 }
%struct.anon.87 = type { ptr, ptr }

@ARM_2D_CTRL = external global %struct.__arm_2d_op_control, align 8
@ARM_2D_OP_TILE_COPY_WITH_OPACITY_RGB888 = external dso_local constant { { { i8 }, %union.anon.80, i8, i8, %union.anon.82, { %struct.anon.87 } } }, align 8

declare ptr @arm_2d_tile_get_root(ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #0

declare zeroext i1 @__arm_2d_op_acquire(ptr noundef) local_unnamed_addr #0

declare i32 @__arm_2d_op_invoke(ptr noundef) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local i32 @arm_2dp_cccn888_tile_copy_with_opacity(ptr noundef %0, ptr noundef nonnull %1, ptr noundef nonnull %2, ptr noundef %3, i8 noundef zeroext %4) local_unnamed_addr #1 {
  %6 = icmp eq ptr %0, null
  %spec.store.select = select i1 %6, ptr getelementptr inbounds (i8, ptr @ARM_2D_CTRL, i64 56), ptr %0
  %7 = tail call ptr @arm_2d_tile_get_root(ptr noundef nonnull %1, ptr noundef null, ptr noundef null) #2
  %8 = icmp eq ptr %7, null
  br i1 %8, label %26, label %9

9:                                                ; preds = %5
  %10 = load i8, ptr %7, align 8
  %11 = and i8 %10, 2
  %.not = icmp eq i8 %11, 0
  br i1 %.not, label %16, label %12

12:                                               ; preds = %9
  %13 = getelementptr inbounds i8, ptr %7, i64 1
  %14 = load i8, ptr %13, align 1, !tbaa !5
  %15 = and i8 %14, -2
  %switch = icmp eq i8 %15, 10
  br i1 %switch, label %16, label %26

16:                                               ; preds = %12, %9
  %17 = tail call zeroext i1 @__arm_2d_op_acquire(ptr noundef nonnull %spec.store.select) #2
  br i1 %17, label %18, label %26

18:                                               ; preds = %16
  %19 = getelementptr inbounds i8, ptr %spec.store.select, i64 8
  store ptr @ARM_2D_OP_TILE_COPY_WITH_OPACITY_RGB888, ptr %19, align 8, !tbaa !8
  %20 = getelementptr inbounds i8, ptr %spec.store.select, i64 48
  store ptr %2, ptr %20, align 8, !tbaa !19
  %21 = getelementptr inbounds i8, ptr %spec.store.select, i64 56
  store ptr %3, ptr %21, align 8, !tbaa !20
  %22 = getelementptr inbounds i8, ptr %spec.store.select, i64 64
  store ptr %1, ptr %22, align 8, !tbaa !21
  %23 = getelementptr inbounds i8, ptr %spec.store.select, i64 72
  store i32 0, ptr %23, align 8, !tbaa !22
  %24 = getelementptr inbounds i8, ptr %spec.store.select, i64 76
  store i8 %4, ptr %24, align 4, !tbaa !23
  %25 = tail call i32 @__arm_2d_op_invoke(ptr noundef nonnull %spec.store.select) #2
  br label %26

26:                                               ; preds = %16, %12, %5, %18
  %.0 = phi i32 [ %25, %18 ], [ -2, %5 ], [ -4, %12 ], [ 1, %16 ]
  ret i32 %.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)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"omnipotent char", !7, i64 0}
!7 = !{!"Simple C/C++ TBAA"}
!8 = !{!9, !12, i64 8}
!9 = !{!"arm_2d_op_alpha_t", !10, i64 0, !16, i64 48, !17, i64 64, !18, i64 72, !6, i64 76}
!10 = !{!"arm_2d_op_core_t", !11, i64 0, !15, i64 40}
!11 = !{!"", !12, i64 0, !12, i64 8, !13, i64 16, !6, i64 17, !6, i64 18, !14, i64 24}
!12 = !{!"any pointer", !6, i64 0}
!13 = !{!"", !6, i64 0}
!14 = !{!"arm_2d_op_evt_t", !12, i64 0, !12, i64 8}
!15 = !{!"long", !6, i64 0}
!16 = !{!"", !12, i64 0, !12, i64 8}
!17 = !{!"", !12, i64 0}
!18 = !{!"int", !6, i64 0}
!19 = !{!9, !12, i64 48}
!20 = !{!9, !12, i64 56}
!21 = !{!9, !12, i64 64}
!22 = !{!9, !18, i64 72}
!23 = !{!9, !6, i64 76}


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