/*---------------------------------------------------------------------------------------------
* (function: allocate_npin)
*-------------------------------------------------------------------------------------------*/
npin_t* allocate_npin() {
npin_t *new_pin;
new_pin = (npin_t *)my_malloc_struct(sizeof(npin_t));
new_pin->name = NULL;
new_pin->type = NO_ID;
new_pin->net = NULL;
new_pin->pin_net_idx = -1;
new_pin->node = NULL;
new_pin->pin_node_idx = -1;
new_pin->mapping = NULL;
new_pin->cycle = NULL;
new_pin->values = NULL;
new_pin->coverage = 0;
new_pin->is_default = FALSE;
new_pin->is_implied = FALSE;
new_pin->ace_info = NULL;
return new_pin;
}
chain_information_t* allocate_chain_info()
{
chain_information_t *new_node;
new_node = (chain_information_t *)my_malloc_struct(sizeof(chain_information_t));
new_node->name = NULL;
new_node->count = 0;
return new_node;
}
/*---------------------------------------------------------------------------------------------
* (function: allocate_nnode)
*-------------------------------------------------------------------------------------------*/
nnode_t* allocate_nnode() {
nnode_t *new_node;
new_node = (nnode_t *)my_malloc_struct(sizeof(nnode_t));
new_node->name = NULL;
new_node->type = NO_OP;
new_node->bit_width = 0;
new_node->related_ast_node = NULL;
new_node->traverse_visited = -1;
new_node->input_pins = NULL;
new_node->num_input_pins = 0;
new_node->output_pins = NULL;
new_node->num_output_pins = 0;
new_node->input_port_sizes = NULL;
new_node->num_input_port_sizes = 0;
new_node->output_port_sizes = NULL;
new_node->num_output_port_sizes = 0;
new_node->node_data = NULL;
new_node->unique_node_data_id = -1;
new_node->forward_level = -1;
new_node->backward_level = -1;
new_node->sequential_level = -1;
new_node->sequential_terminator = FALSE;
new_node->internal_netlist = NULL;
new_node->associated_function = NULL;
new_node->simulate_block_cycle = NULL;
new_node->memory_data = NULL;
new_node->bit_map= NULL;
new_node->bit_map_line_count=0;
new_node->in_queue = FALSE;
new_node->undriven_pins = 0;
new_node->num_undriven_pins = 0;
new_node->ratio = 1;
new_node->has_initial_value = FALSE;
new_node->initial_value = 0;
return new_node;
}
/*---------------------------------------------------------------------------------------------
* (function: allocate_nnet)
*-------------------------------------------------------------------------------------------*/
nnet_t* allocate_nnet()
{
nnet_t *new_net;
new_net = (nnet_t*)my_malloc_struct(sizeof(nnet_t));
new_net->name = NULL;
new_net->driver_pin = NULL;
new_net->fanout_pins = NULL;
new_net->num_fanout_pins = 0;
new_net->combined = FALSE;
new_net->net_data = NULL;
new_net->unique_net_data_id = -1;
return new_net;
}
/*---------------------------------------------------------------------------------------------
* (function: allocate_netlist)
*-------------------------------------------------------------------------------------------*/
netlist_t* allocate_netlist()
{
netlist_t *new_netlist;
new_netlist = (netlist_t *)my_malloc_struct(sizeof(netlist_t));
new_netlist->gnd_node = NULL;
new_netlist->vcc_node = NULL;
new_netlist->pad_node = NULL;
new_netlist->zero_net = NULL;
new_netlist->one_net = NULL;
new_netlist->pad_net = NULL;
new_netlist->top_input_nodes = NULL;
new_netlist->num_top_input_nodes = 0;
new_netlist->top_output_nodes = NULL;
new_netlist->num_top_output_nodes = 0;
new_netlist->ff_nodes = NULL;
new_netlist->num_ff_nodes = 0;
new_netlist->internal_nodes = NULL;
new_netlist->num_internal_nodes = 0;
new_netlist->clocks = NULL;
new_netlist->num_clocks = 0;
new_netlist->forward_levels = NULL;
new_netlist->num_forward_levels = 0;
new_netlist->num_at_forward_level = NULL;
new_netlist->backward_levels = NULL;
new_netlist->num_backward_levels = 0;
new_netlist->num_at_backward_level = NULL;
new_netlist->sequential_level_nodes = NULL;
new_netlist->num_sequential_levels = 0;
new_netlist->num_at_sequential_level = NULL;
new_netlist->sequential_level_combinational_termination_node = NULL;
new_netlist->num_sequential_level_combinational_termination_nodes = 0;
new_netlist->num_at_sequential_level_combinational_termination_node = NULL;
/* initialize the string chaches */
new_netlist->nets_sc = sc_new_string_cache();
new_netlist->out_pins_sc = sc_new_string_cache();
new_netlist->nodes_sc = sc_new_string_cache();
new_netlist->stats = NULL;
return new_netlist;
}