; 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_color_gray8_t = type { i8 }
%union.arm_2d_alpha_samples_3pts_t = type { %struct.anon.99 }
%struct.anon.99 = type { i8, i8, i8 }
%struct.arm_2d_fill_cl_3p_al_grd_msk_t = type { %struct.anon.113 }
%struct.anon.113 = type { %union.anon.114, %union.anon.115, %union.arm_2d_alpha_samples_3pts_t }
%union.anon.114 = type { %struct.arm_2d_op_src_t }
%struct.arm_2d_op_src_t = type { %struct.arm_2d_op_core_t, %struct.anon.25, %struct.anon.26, i32 }
%struct.anon.25 = type { ptr, ptr }
%struct.anon.26 = type { ptr }
%union.anon.115 = type { i32 }

@ARM_2D_CTRL = external global %struct.__arm_2d_op_control, align 8
@.str.21 = external hidden unnamed_addr constant [17 x i8], align 1
@.str.187 = external hidden unnamed_addr constant [120 x i8], align 1
@__PRETTY_FUNCTION__.arm_2dp_gray8_fill_colour_with_3pts_alpha_gradient_and_mask = external hidden unnamed_addr constant [229 x i8], align 1
@ARM_2D_OP_FILL_COLOUR_WITH_3PTS_ALPHA_GRADIENT_AND_MASK_GRAY8 = 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 zeroext i1 @__arm_2d_op_acquire(ptr noundef) #2

declare i32 @__arm_2d_op_invoke(ptr noundef) #2

declare zeroext i1 @__arm_2d_valid_mask(ptr noundef, i8 noundef zeroext) #2

; 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) #3

; Function Attrs: nounwind uwtable
define dso_local i32 @arm_2dp_gray8_fill_colour_with_3pts_alpha_gradient_and_mask(ptr noundef %0, ptr noundef nonnull %1, ptr noundef %2, ptr noundef %3, i8 %4, i24 %5) #4 {
  %7 = alloca i32, align 4
  %8 = alloca %struct.arm_2d_color_gray8_t, align 1
  %9 = alloca %union.arm_2d_alpha_samples_3pts_t, align 1
  %10 = alloca ptr, align 8
  %11 = alloca ptr, align 8
  %12 = alloca ptr, align 8
  %13 = alloca ptr, align 8
  %14 = alloca ptr, align 8
  %15 = alloca i32, align 4
  %16 = getelementptr inbounds %struct.arm_2d_color_gray8_t, ptr %8, i32 0, i32 0
  store i8 %4, ptr %16, align 1
  %17 = getelementptr inbounds %union.arm_2d_alpha_samples_3pts_t, ptr %9, i32 0, i32 0
  store i24 %5, ptr %17, align 1
  store ptr %0, ptr %10, align 8, !tbaa !5
  store ptr %1, ptr %11, align 8, !tbaa !5
  store ptr %2, ptr %12, align 8, !tbaa !5
  store ptr %3, ptr %13, align 8, !tbaa !5
  %18 = load ptr, ptr %11, align 8, !tbaa !5
  %19 = icmp ne ptr null, %18
  br i1 %19, label %20, label %21

20:                                               ; preds = %6
  br label %22

21:                                               ; preds = %6
  call void @__assert_fail(ptr noundef @.str.21, ptr noundef @.str.187, i32 noundef 508, ptr noundef @__PRETTY_FUNCTION__.arm_2dp_gray8_fill_colour_with_3pts_alpha_gradient_and_mask) #5
  unreachable

22:                                               ; preds = %20
  call void @llvm.lifetime.start.p0(i64 8, ptr %14) #6
  %23 = load ptr, ptr %10, align 8, !tbaa !5
  store ptr %23, ptr %14, align 8, !tbaa !5
  %24 = load ptr, ptr %14, align 8, !tbaa !5
  %25 = icmp eq ptr null, %24
  br i1 %25, label %26, label %27

26:                                               ; preds = %22
  store ptr getelementptr inbounds (%struct.anon.10, ptr @ARM_2D_CTRL, i32 0, i32 8), ptr %14, align 8, !tbaa !5
  br label %27

27:                                               ; preds = %26, %22
  %28 = load ptr, ptr %13, align 8, !tbaa !5
  %29 = call zeroext i1 @__arm_2d_valid_mask(ptr noundef %28, i8 noundef zeroext 24)
  br i1 %29, label %31, label %30

30:                                               ; preds = %27
  store i32 -2, ptr %7, align 4
  store i32 1, ptr %15, align 4
  br label %74

31:                                               ; preds = %27
  %32 = load ptr, ptr %14, align 8, !tbaa !5
  %33 = call zeroext i1 @__arm_2d_op_acquire(ptr noundef %32)
  br i1 %33, label %35, label %34

34:                                               ; preds = %31
  store i32 1, ptr %7, align 4
  store i32 1, ptr %15, align 4
  br label %74

35:                                               ; preds = %31
  %36 = load ptr, ptr %14, align 8, !tbaa !5
  %37 = getelementptr inbounds %struct.arm_2d_fill_cl_3p_al_grd_msk_t, ptr %36, i32 0, i32 0
  %38 = getelementptr inbounds %struct.anon.113, ptr %37, i32 0, i32 0
  %39 = getelementptr inbounds %struct.arm_2d_op_src_t, ptr %38, i32 0, i32 0
  %40 = getelementptr inbounds %struct.arm_2d_op_core_t, ptr %39, i32 0, i32 0
  %41 = getelementptr inbounds %struct.anon.14, ptr %40, i32 0, i32 1
  store ptr @ARM_2D_OP_FILL_COLOUR_WITH_3PTS_ALPHA_GRADIENT_AND_MASK_GRAY8, ptr %41, align 8, !tbaa !9
  %42 = load ptr, ptr %11, align 8, !tbaa !5
  %43 = load ptr, ptr %14, align 8, !tbaa !5
  %44 = getelementptr inbounds %struct.arm_2d_fill_cl_3p_al_grd_msk_t, ptr %43, i32 0, i32 0
  %45 = getelementptr inbounds %struct.anon.113, ptr %44, i32 0, i32 0
  %46 = getelementptr inbounds %struct.arm_2d_op_src_t, ptr %45, i32 0, i32 1
  %47 = getelementptr inbounds %struct.anon.25, ptr %46, i32 0, i32 0
  store ptr %42, ptr %47, align 8, !tbaa !9
  %48 = load ptr, ptr %12, align 8, !tbaa !5
  %49 = load ptr, ptr %14, align 8, !tbaa !5
  %50 = getelementptr inbounds %struct.arm_2d_fill_cl_3p_al_grd_msk_t, ptr %49, i32 0, i32 0
  %51 = getelementptr inbounds %struct.anon.113, ptr %50, i32 0, i32 0
  %52 = getelementptr inbounds %struct.arm_2d_op_src_t, ptr %51, i32 0, i32 1
  %53 = getelementptr inbounds %struct.anon.25, ptr %52, i32 0, i32 1
  store ptr %48, ptr %53, align 8, !tbaa !9
  %54 = load ptr, ptr %13, align 8, !tbaa !5
  %55 = load ptr, ptr %14, align 8, !tbaa !5
  %56 = getelementptr inbounds %struct.arm_2d_fill_cl_3p_al_grd_msk_t, ptr %55, i32 0, i32 0
  %57 = getelementptr inbounds %struct.anon.113, ptr %56, i32 0, i32 0
  %58 = getelementptr inbounds %struct.arm_2d_op_src_t, ptr %57, i32 0, i32 2
  %59 = getelementptr inbounds %struct.anon.26, ptr %58, i32 0, i32 0
  store ptr %54, ptr %59, align 8, !tbaa !9
  %60 = load ptr, ptr %14, align 8, !tbaa !5
  %61 = getelementptr inbounds %struct.arm_2d_fill_cl_3p_al_grd_msk_t, ptr %60, i32 0, i32 0
  %62 = getelementptr inbounds %struct.anon.113, ptr %61, i32 0, i32 0
  %63 = getelementptr inbounds %struct.arm_2d_op_src_t, ptr %62, i32 0, i32 3
  store i32 0, ptr %63, align 8, !tbaa !9
  %64 = getelementptr inbounds %struct.arm_2d_color_gray8_t, ptr %8, i32 0, i32 0
  %65 = load i8, ptr %64, align 1, !tbaa !10
  %66 = load ptr, ptr %14, align 8, !tbaa !5
  %67 = getelementptr inbounds %struct.arm_2d_fill_cl_3p_al_grd_msk_t, ptr %66, i32 0, i32 0
  %68 = getelementptr inbounds %struct.anon.113, ptr %67, i32 0, i32 1
  store i8 %65, ptr %68, align 8, !tbaa !9
  %69 = load ptr, ptr %14, align 8, !tbaa !5
  %70 = getelementptr inbounds %struct.arm_2d_fill_cl_3p_al_grd_msk_t, ptr %69, i32 0, i32 0
  %71 = getelementptr inbounds %struct.anon.113, ptr %70, i32 0, i32 2
  call void @llvm.memcpy.p0.p0.i64(ptr align 4 %71, ptr align 1 %9, i64 3, i1 false), !tbaa.struct !12
  %72 = load ptr, ptr %14, align 8, !tbaa !5
  %73 = call i32 @__arm_2d_op_invoke(ptr noundef %72)
  store i32 %73, ptr %7, align 4
  store i32 1, ptr %15, align 4
  br label %74

74:                                               ; preds = %35, %34, %30
  call void @llvm.lifetime.end.p0(i64 8, ptr %14) #6
  %75 = load i32, ptr %7, align 4
  ret i32 %75
}

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 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
attributes #4 = { 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 #5 = { noreturn nounwind }
attributes #6 = { 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, !7, i64 0}
!11 = !{!"arm_2d_color_gray8_t", !7, i64 0}
!12 = !{i64 0, i64 3, !9}


; 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_FILL_COLOUR_WITH_3PTS_ALPHA_GRADIENT_AND_MASK_GRAY8 = external dso_local constant { { { i8 }, %union.anon.80, i8, i8, %union.anon.82, { %struct.anon.87 } } }, align 8

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

declare zeroext i1 @__arm_2d_valid_mask(ptr noundef, i8 noundef zeroext) local_unnamed_addr #0

; Function Attrs: nounwind uwtable
define dso_local i32 @arm_2dp_gray8_fill_colour_with_3pts_alpha_gradient_and_mask(ptr noundef %0, ptr noundef nonnull %1, ptr noundef %2, ptr noundef %3, i8 %4, i24 %5) local_unnamed_addr #1 {
  %7 = icmp eq ptr %0, null
  %spec.store.select = select i1 %7, ptr getelementptr inbounds (i8, ptr @ARM_2D_CTRL, i64 56), ptr %0
  %8 = tail call zeroext i1 @__arm_2d_valid_mask(ptr noundef %3, i8 noundef zeroext 24) #2
  br i1 %8, label %9, label %20

9:                                                ; preds = %6
  %10 = tail call zeroext i1 @__arm_2d_op_acquire(ptr noundef nonnull %spec.store.select) #2
  br i1 %10, label %11, label %20

11:                                               ; preds = %9
  %12 = getelementptr inbounds i8, ptr %spec.store.select, i64 8
  store ptr @ARM_2D_OP_FILL_COLOUR_WITH_3PTS_ALPHA_GRADIENT_AND_MASK_GRAY8, ptr %12, align 8, !tbaa !5
  %13 = getelementptr inbounds i8, ptr %spec.store.select, i64 48
  store ptr %1, ptr %13, align 8, !tbaa !5
  %14 = getelementptr inbounds i8, ptr %spec.store.select, i64 56
  store ptr %2, ptr %14, align 8, !tbaa !5
  %15 = getelementptr inbounds i8, ptr %spec.store.select, i64 64
  store ptr %3, ptr %15, align 8, !tbaa !5
  %16 = getelementptr inbounds i8, ptr %spec.store.select, i64 72
  store i32 0, ptr %16, align 8, !tbaa !5
  %17 = getelementptr inbounds i8, ptr %spec.store.select, i64 80
  store i8 %4, ptr %17, align 8, !tbaa !5
  %18 = getelementptr inbounds i8, ptr %spec.store.select, i64 84
  store i24 %5, ptr %18, align 4, !tbaa !5
  %19 = tail call i32 @__arm_2d_op_invoke(ptr noundef nonnull %spec.store.select) #2
  br label %20

20:                                               ; preds = %9, %6, %11
  %.0 = phi i32 [ %19, %11 ], [ -2, %6 ], [ 1, %9 ]
  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"}


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