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https://github.com/holub/mame
synced 2025-04-22 08:22:15 +03:00
Fix state saving for pfunction lfsr. (nw)
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a0e5e36bd5
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@ -392,6 +392,7 @@ public:
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, m_R(*this, "R", 0.1)
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, m_V(*this, "V", 0.0)
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, m_func(*this,"FUNC", "")
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, m_compiled(this->name() + ".FUNCC", this, this->netlist().state())
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{
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register_subalias("P", m_P);
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register_subalias("N", m_N);
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@ -422,6 +423,7 @@ public:
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NETLIB_CONSTRUCTOR_DERIVED(CS, twoterm)
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, m_I(*this, "I", 1.0)
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, m_func(*this,"FUNC", "")
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, m_compiled(this->name() + ".FUNCC", this, this->netlist().state())
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{
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register_subalias("P", m_P);
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register_subalias("N", m_N);
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@ -137,7 +137,7 @@ namespace netlist
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{
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m_vals[i] = (*m_I[i])();
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}
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m_Q.push(m_precompiled.evaluate(m_vals));
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m_Q.push(m_compiled.evaluate(m_vals));
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}
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@ -306,6 +306,7 @@ namespace netlist
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, m_N(*this, "N", 1)
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, m_func(*this, "FUNC", "A0")
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, m_Q(*this, "Q")
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, m_compiled(this->name() + ".FUNCC", this, this->netlist().state())
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{
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std::vector<pstring> inps;
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for (int i=0; i < m_N(); i++)
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@ -315,7 +316,7 @@ namespace netlist
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inps.push_back(n);
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m_vals.push_back(0.0);
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}
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m_precompiled.compile(inps, m_func());
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m_compiled.compile(inps, m_func());
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}
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protected:
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@ -331,7 +332,7 @@ namespace netlist
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std::vector<std::unique_ptr<analog_input_t>> m_I;
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std::vector<double> m_vals;
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plib::pfunction m_precompiled;
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plib::pfunction m_compiled;
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};
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// -----------------------------------------------------------------------------
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@ -37,7 +37,6 @@ void pfunction::compile_postfix(const std::vector<pstring> &inputs,
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for (const pstring &cmd : cmds)
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{
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printf("%s %d\n", cmd.c_str(), stk);
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rpn_inst rc;
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if (cmd == "+")
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{ rc.m_cmd = ADD; stk -= 1; }
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@ -9,6 +9,7 @@
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#define PFUNCTION_H_
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#include "pstring.h"
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#include "pstate.h"
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#include <vector>
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@ -43,6 +44,22 @@ namespace plib {
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double m_param;
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};
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public:
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/*! Constructor with state saving support
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*
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* @param name Name of this object
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* @param owner Owner of this object
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* @param state_manager State manager to handle saving object state
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*
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*/
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pfunction(const pstring &name, const void *owner, state_manager_t &state_manager)
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: m_lfsr(0xACE1u)
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{
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state_manager.save_item(owner, m_lfsr, name + ".lfsr");
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}
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/*! Constructor without state saving support
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*
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*/
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pfunction()
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: m_lfsr(0xACE1u)
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{
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