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stella
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'cpurandom' includes the SP register, and is now turned off by default. 

git-svn-id: svn://svn.code.sf.net/p/stella/code/trunk@3005 8b62c5a3-ac7e-4cc8-8f21-d9a121418aba
This commit is contained in:
stephena 2014-10-13 23:59:49 +00:00
parent 7247f64b8d
commit 537eef7384
4 changed files with 10 additions and 5 deletions
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3
Changes.txt
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@ -19,6 +19,9 @@
and they will be added and removed automatically. Also fixed is
a bug whereby sometimes custom joystick mappings weren't being saved.
* The 'cpurandom' option now also randomizes the SP register, and the
randomization is now disabled by default.
* Fixed 'MDM' scheme to trigger bankswitching on writes to hotspots
(previously it only triggered on reads). Also, the scheme has been
modified as originally designed by E. Blink; hotspots are now in the

2
src/debugger/gui/RiotWidget.cxx
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@ -221,7 +221,7 @@ RiotWidget::RiotWidget(GuiObject* boss, const GUI::Font& lfont,
// Randomize CPU
xpos += 30; ypos += lineHeight + 4;
myRandomizeCPU = new CheckboxWidget(boss, lfont, xpos, ypos+1,
"Randomize CPU registers (A/X/Y/PS)", kCheckActionCmd);
"Randomize CPU registers (SP/A/X/Y/PS)", kCheckActionCmd);
myRandomizeCPU->setID(kRandCPUID);
myRandomizeCPU->setTarget(this);
addFocusWidget(myRandomizeCPU);

8
src/emucore/M6502.cxx
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@ -113,13 +113,15 @@ void M6502::reset()
SP = 0xff;
if(mySettings.getBool("cpurandom"))
{
A = mySystem->randGenerator().next();
X = mySystem->randGenerator().next();
Y = mySystem->randGenerator().next();
SP = mySystem->randGenerator().next();
A = mySystem->randGenerator().next();
X = mySystem->randGenerator().next();
Y = mySystem->randGenerator().next();
PS(mySystem->randGenerator().next());
}
else
{
SP = 0xff;
A = X = Y = 0;
PS(0x20);
}

2
src/emucore/Settings.cxx
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@ -130,7 +130,7 @@ Settings::Settings(OSystem& osystem)
setInternal("loglevel", "1");
setInternal("logtoconsole", "0");
setInternal("tiadriven", "false");
setInternal("cpurandom", "true");
setInternal("cpurandom", "false");
setInternal("ramrandom", "true");
setInternal("avoxport", "");
setInternal("stats", "false");