6502/v6502cpp
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git-svn-id: https://subversion.assembla.com/svn/cmosher/apple2/emu/v6502@10092 884d43a4-ffbe-47e9-90ca-fd8c37d7eb32

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This commit is contained in:
cmosher 2011-06-27 03:24:05 +00:00
parent 27ec3d4d32
commit 86e4a75ef2
2 changed files with 17 additions and 10 deletions
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2
segsonly
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@ -1154,7 +1154,7 @@
1153 1
1154 1
1155 1
1156 0
1156 1
1157 1
1158 0
1159 1

25
v6502.cpp
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@ -10,7 +10,7 @@
#include "nodes.h"
//#define TRACE 1
#define TRACE 1
class seg {
public:
@ -212,6 +212,7 @@ void addToGroup(int n, std::set<int>& s) {
if (n==VCC || n==VSS) {
return;
}
//std::cout << "a: " << n << std::endl;
const seg& sg = segs[n];
for (std::vector<int>::const_iterator itrn = sg.c1c2s.begin(); itrn != sg.c1c2s.end(); ++itrn) {
const trn& t = trns[*itrn];
@ -230,9 +231,12 @@ void recalcNode(int n, std::set<int>& rcl) {
std::set<int> g;
addToGroup(n,g);
const bool gval = getGroupValue(g);
//std::cout << "gval: " << gval << " grp size: " << g.size() << std::endl;
for (std::set<int>::iterator ig = g.begin(); ig != g.end(); ++ig) {
//std::cout << "ig: " << *ig << std::endl;
seg& seg = segs[*ig];
if (seg.state != gval) {
//std::cout << "change seg state " << std::endl;
seg.state = gval;
for (std::vector<int>::iterator igate = seg.gates.begin(); igate != seg.gates.end(); ++igate) {
trn& t = trns[*igate];
@ -249,7 +253,7 @@ void recalcNode(int n, std::set<int>& rcl) {
void recalc(const std::set<int>& s) {
std::set<int> list(s);
std::set<int> done;
// std::set<int> done;
for (int sane = 0; sane < 100; ++sane) {
//std::cout << "rc: " << list.size() << std::endl;
if (!list.size()) {
@ -258,11 +262,12 @@ void recalc(const std::set<int>& s) {
std::set<int> rcl;
for (std::set<int>::const_iterator ilist = list.begin(); ilist != list.end(); ++ilist) {
recalcNode(*ilist,rcl);
//std::cout << "done recalcNode" << std::endl;
}
//done.insert(rcl.begin(),rcl.end());
//std::set<int> v;
//std::set_difference(rcl.begin(),rcl.end(),done.begin(),done.end(),std::inserter(v,v.end()));
//list = v;
// done.insert(rcl.begin(),rcl.end());
// std::set<int> v;
// std::set_difference(rcl.begin(),rcl.end(),done.begin(),done.end(),std::inserter(v,v.end()));
// list = v;
// if (std::equal(list.begin(),list.end(),rcl.begin())) {
//std::cout << "hit stasis" << std::endl;
// return;
@ -417,14 +422,16 @@ void step() {
void init() {
std::cout << "initializing CPU..." << std::endl;
//dumpRegs();
//dumpSegs();
recalcAll();
//dumpSegs();
dumpRegs();
setHigh(VCC);
setLow(VSS);
setLow(CLK0);
setHigh(CLK0);
setHigh(IRQ);
setLow(RES);
setHigh(NMI);
@ -444,7 +451,7 @@ recalc(s);
//dumpSegs();
// std::cout << "recalc all" << std::endl;
// recalcAll();
dumpRegs();
std::cout << " [50 cycles]" << std::endl;
for (int i(0); i < 50; ++i) {
step();
@ -534,7 +541,7 @@ int main(int argc, char *argv[])
init();
std::cout << "running some..." << std::endl;
for (int i(0); i < 10000; ++i) {
for (int i(0); i < 100; ++i) {
step();
}
std::cout << "end" << std::endl;