[PATCH vkd3d v2 7/7] vkd3d-shader/hlsl: Write SM4 casts to uint.

[Giovanni Mascellani]

Signed-off-by: Giovanni Mascellani <gmascellani at codeweavers.com>

Il 10/09/21 04:11, Zebediah Figura ha scritto:
> Signed-off-by: Zebediah Figura <zfigura at codeweavers.com>
> ---
>   libs/vkd3d-shader/hlsl_sm4.c | 45 ++++++++++++++++++++++++++++++++++++
>   1 file changed, 45 insertions(+)
> 
> diff --git a/libs/vkd3d-shader/hlsl_sm4.c b/libs/vkd3d-shader/hlsl_sm4.c
> index 0660dd58b..855804e2c 100644
> --- a/libs/vkd3d-shader/hlsl_sm4.c
> +++ b/libs/vkd3d-shader/hlsl_sm4.c
> @@ -1086,6 +1086,51 @@ static void write_sm4_expr(struct hlsl_ctx *ctx,
>               break;
>           }
>   
> +        case HLSL_TYPE_UINT:
> +        {
> +            switch (expr->op)
> +            {
> +                case HLSL_OP1_CAST:
> +                {
> +                    const struct hlsl_type *src_type = arg1->data_type;
> +
> +                    /* Narrowing casts need to be lowered. */
> +                    if (src_type->dimx != expr->node.data_type->dimx)
> +                        hlsl_fixme(ctx, expr->node.loc, "SM4 narrowing cast.\n");
> +
> +                    switch (src_type->base_type)
> +                    {
> +                        case HLSL_TYPE_HALF:
> +                        case HLSL_TYPE_FLOAT:
> +                            write_sm4_unary_op(buffer, VKD3D_SM4_OP_FTOU, &expr->node, arg1, 0);
> +                            break;
> +
> +                        case HLSL_TYPE_INT:
> +                        case HLSL_TYPE_UINT:
> +                            write_sm4_unary_op(buffer, VKD3D_SM4_OP_MOV, &expr->node, arg1, 0);
> +                            break;
> +
> +                        case HLSL_TYPE_BOOL:
> +                            hlsl_fixme(ctx, expr->node.loc, "SM4 cast from bool to uint.\n");
> +                            break;
> +
> +                        case HLSL_TYPE_DOUBLE:
> +                            hlsl_fixme(ctx, expr->node.loc, "SM4 cast from double to uint.\n");
> +                            break;
> +
> +                        default:
> +                            break;
> +                    }
> +                    break;
> +                }
> +
> +                default:
> +                    hlsl_fixme(ctx, expr->node.loc, "SM4 uint \"%s\" expression.\n", debug_hlsl_expr_op(expr->op));
> +                    break;
> +            }
> +            break;
> +        }
> +
>           default:
>           {
>               struct vkd3d_string_buffer *string;
>