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// license:BSD-3-Clause
// copyright-holders:Couriersud
///
/// \file setup.h
///
#ifndef NL_CORE_SETUP_H_
#define NL_CORE_SETUP_H_
#include "../nl_config.h"
#include "../nl_factory.h"
#include "../nl_setup.h"
#include "../nltypes.h"
#include "../plib/pstream.h"
#include "../plib/pstring.h"
#include <initializer_list>
#include <memory>
#include <stack>
#include <unordered_map>
#include <vector>
namespace netlist
{
// ----------------------------------------------------------------------------------------
// Collection of models
// ----------------------------------------------------------------------------------------
class models_t
{
public:
using raw_map_t = std::unordered_map<pstring, pstring>;
using map_t = std::unordered_map<pstring, pstring>;
class model_t
{
public:
model_t(const pstring &model, const map_t &map)
: m_model(model), m_map(map) { }
pstring value_str(const pstring &entity) const;
nl_fptype value(const pstring &entity) const;
pstring type() const { return value_str("COREMODEL"); }
private:
static pstring model_string(const map_t &map);
const pstring m_model; // only for error messages
const map_t &m_map;
};
models_t(const raw_map_t &models)
: m_models(models)
{}
model_t get_model(const pstring &model);
std::vector<pstring> known_models() const
{
std::vector<pstring> ret;
for (const auto &e : m_models)
ret.push_back(e.first);
return ret;
}
private:
void model_parse(const pstring &model, map_t &map);
const raw_map_t &m_models;
std::unordered_map<pstring, map_t> m_cache;
};
namespace detail
{
struct alias_t
{
alias_t(alias_type type, pstring alias, pstring references)
: m_type(type)
, m_alias(alias)
, m_references(references)
{}
alias_t(const alias_t &) = default;
alias_t &operator=(const alias_t &) = default;
alias_t(alias_t &&) noexcept = default;
alias_t &operator=(alias_t &&) noexcept = default;
pstring name() const { return m_alias; }
pstring references() const { return m_references; }
alias_type type() const { return m_type; }
private:
alias_type m_type;
pstring m_alias;
pstring m_references;
};
///
/// \brief class containing the abstract net list
///
/// After parsing a net list this class contains all raw
/// connections, parameter values and devices.
struct abstract_t
{
using connection_t = std::pair<pstring, pstring>;
abstract_t(log_type &log) : m_factory(log) { }
std::unordered_map<pstring, alias_t> m_aliases;
std::vector<connection_t> m_connections;
std::unordered_map<pstring, pstring> m_param_values;
models_t::raw_map_t m_models;
// need to preserve order of device creation ...
std::vector<std::pair<pstring, factory::element_t *>> m_device_factory;
// lifetime control only - can be cleared before run
std::vector<std::pair<pstring, pstring>> m_default_params;
std::unordered_map<pstring, bool> m_hints;
factory::list_t m_factory;
};
} // namespace detail
// -----------------------------------------------------------------------------
// param_ref_t
// -----------------------------------------------------------------------------
struct param_ref_t
{
param_ref_t() noexcept : m_device(nullptr), m_param(nullptr) {}
param_ref_t(core_device_t &device, param_t ¶m) noexcept
: m_device(&device)
, m_param(¶m)
{ }
~param_ref_t() = default;
PCOPYASSIGNMOVE(param_ref_t, default)
const core_device_t &device() const noexcept { return *m_device; }
param_t ¶m() const noexcept { return *m_param; }
bool is_valid() const noexcept { return (m_device != nullptr) && (m_param != nullptr); }
private:
core_device_t *m_device;
param_t *m_param;
};
// ----------------------------------------------------------------------------------------
// setup_t
// ----------------------------------------------------------------------------------------
class setup_t
{
public:
explicit setup_t(netlist_state_t &nlstate);
~setup_t() noexcept = default;
PCOPYASSIGNMOVE(setup_t, delete)
// called from param_t creation
void register_param_t(param_t ¶m);
pstring get_initial_param_val(const pstring &name, const pstring &def) const;
void register_term(detail::core_terminal_t &term);
void register_term(terminal_t &term, terminal_t *other_term, const std::array<terminal_t *, 2> &splitter_terms);
// called from matrix_solver_t::get_connected_net
// returns the terminal being part of a two terminal device.
terminal_t *get_connected_terminal(const terminal_t &term) const noexcept
{
auto ret(m_connected_terminals.find(&term));
return (ret != m_connected_terminals.end()) ? ret->second[0] : nullptr;
}
// called from net_splitter
const std::array<terminal_t *, 4> *get_connected_terminals(const terminal_t &term) const noexcept
{
auto ret(m_connected_terminals.find(&term));
return (ret != m_connected_terminals.end()) ? &ret->second : nullptr;
}
// get family -> truth table
const logic_family_desc_t *family_from_model(const pstring &model);
param_ref_t find_param(const pstring ¶m_in) const;
// needed by nltool
std::vector<pstring> get_terminals_for_device_name(const pstring &devname) const;
// needed by proxy device to check power terminals
detail::core_terminal_t *find_terminal(const pstring &terminal_in, detail::terminal_type atype, bool required = true) const;
detail::core_terminal_t *find_terminal(const pstring &terminal_in, bool required = true) const;
pstring de_alias(const pstring &alias) const;
// run preparation
void prepare_to_run();
models_t &models() noexcept { return m_models; }
const models_t &models() const noexcept { return m_models; }
netlist_state_t &nlstate() noexcept { return m_nlstate; }
const netlist_state_t &nlstate() const noexcept { return m_nlstate; }
nlparse_t &parser() noexcept { return m_parser; }
const nlparse_t &parser() const noexcept { return m_parser; }
log_type &log() noexcept;
const log_type &log() const noexcept;
private:
void resolve_inputs();
pstring resolve_alias(const pstring &name) const;
void merge_nets(detail::net_t &this_net, detail::net_t &other_net);
void connect_terminals(detail::core_terminal_t &t1, detail::core_terminal_t &t2);
void connect_input_output(detail::core_terminal_t &input, detail::core_terminal_t &output);
void connect_terminal_output(detail::core_terminal_t &terminal, detail::core_terminal_t &output);
void connect_terminal_input(detail::core_terminal_t &terminal, detail::core_terminal_t &input);
bool connect_input_input(detail::core_terminal_t &input1, detail::core_terminal_t &input2);
bool connect(detail::core_terminal_t &t1, detail::core_terminal_t &t2);
// helpers
static pstring termtype_as_str(detail::core_terminal_t &in);
devices::nld_base_proxy *get_d_a_proxy(const detail::core_terminal_t &out);
devices::nld_base_proxy *get_a_d_proxy(detail::core_terminal_t &inp);
detail::core_terminal_t &resolve_proxy(detail::core_terminal_t &term);
// net manipulations
//void remove_terminal(detail::net_t &net, detail::core_terminal_t &terminal) noexcept(false);
void move_connections(detail::net_t &net, detail::net_t &dest_net);
void delete_empty_nets();
detail::abstract_t m_abstract;
nlparse_t m_parser;
netlist_state_t &m_nlstate;
models_t m_models;
// FIXME: currently only used during setup
devices::nld_netlistparams * m_netlist_params;
// FIXME: can be cleared before run
std::unordered_map<pstring, detail::core_terminal_t *> m_terminals;
// FIXME: Limited to 3 additional terminals
std::unordered_map<const terminal_t *,
std::array<terminal_t *, 4>> m_connected_terminals;
std::unordered_map<pstring, param_ref_t> m_params;
std::unordered_map<const detail::core_terminal_t *,
devices::nld_base_proxy *> m_proxies;
std::vector<host_arena::unique_ptr<param_t>> m_defparam_lifetime;
unsigned m_proxy_cnt;
};
// ----------------------------------------------------------------------------------------
// Specific netlist `psource_t` implementations
// ----------------------------------------------------------------------------------------
class source_netlist_t : public plib::psource_t
{
public:
source_netlist_t() = default;
PCOPYASSIGNMOVE(source_netlist_t, delete)
~source_netlist_t() noexcept override = default;
virtual bool parse(nlparse_t &setup, const pstring &name);
};
class source_data_t : public plib::psource_t
{
public:
source_data_t() = default;
PCOPYASSIGNMOVE(source_data_t, delete)
~source_data_t() noexcept override = default;
};
class source_string_t : public source_netlist_t
{
public:
explicit source_string_t(const pstring &source)
: m_str(source)
{
}
protected:
plib::istream_uptr stream(const pstring &name) override;
private:
pstring m_str;
};
class source_file_t : public source_netlist_t
{
public:
explicit source_file_t(const pstring &filename)
: m_filename(filename)
{
}
protected:
plib::istream_uptr stream(const pstring &name) override;
private:
pstring m_filename;
};
class source_pattern_t : public source_netlist_t
{
public:
explicit source_pattern_t(const pstring &pat, bool force_lowercase)
: m_pattern(pat)
, m_force_lowercase(force_lowercase)
{
}
protected:
plib::istream_uptr stream(const pstring &name) override;
private:
pstring m_pattern;
bool m_force_lowercase;
};
class source_mem_t : public source_netlist_t
{
public:
explicit source_mem_t(const char *mem)
: m_str(mem)
{
}
protected:
plib::istream_uptr stream(const pstring &name) override;
private:
std::string m_str;
};
class source_proc_t : public source_netlist_t
{
public:
source_proc_t(const pstring &name, nlsetup_func setup_func)
: m_setup_func(setup_func)
, m_setup_func_name(name)
{
}
bool parse(nlparse_t &setup, const pstring &name) override;
protected:
plib::istream_uptr stream(const pstring &name) override;
private:
nlsetup_func m_setup_func;
pstring m_setup_func_name;
};
} // namespace netlist
#endif // NL_CORE_SETUP_H_
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