http://devkk.net/wiki/index.php?title=K65_Known_Bugs&feed=atom&action=historyK65 Known Bugs - Revision history2024-03-28T19:25:06ZRevision history for this page on the wikiMediaWiki 1.24.0http://devkk.net/wiki/index.php?title=K65_Known_Bugs&diff=64&oldid=prevKrzysiek at 02:21, 21 December 20142014-12-21T02:21:30Z<p></p>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>'''[[K65]]''' Known Bugs</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>'''[[K65]]''' Known Bugs</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Accidential bank switching can occur when branch instruction jumps back from last bank to previous bank. Example: branch instruction at $1F0C jumps back to $1EF4 - because branching across page boundary is done in 6502 in two steps (first compute lower address, then higher), CPU does extra memory fetch from $1FF4 (old high address byte, new low address). This can trigger unwanted bank switching. Currently there is no way of detecting this.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Accidential bank switching can occur when branch instruction jumps back from last bank to previous bank. Example: branch instruction at $1F0C jumps back to $1EF4 - because branching across page boundary is done in 6502 in two steps (first compute lower address, then higher), CPU does extra memory fetch from $1FF4 (old high address byte, new low address). This can trigger unwanted bank switching. Currently there is no way of detecting this.</div></td></tr>
</table>Krzysiekhttp://devkk.net/wiki/index.php?title=K65_Known_Bugs&diff=63&oldid=prevKrzysiek at 02:21, 21 December 20142014-12-21T02:21:20Z<p></p>
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<tr><td class='diff-marker'>−</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del class="diffchange diffchange-inline">== </del>K65 Known Bugs <del class="diffchange diffchange-inline">==</del></div></td><td class='diff-marker'>+</td><td style="color:black; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins class="diffchange diffchange-inline">'''[[</ins>K65<ins class="diffchange diffchange-inline">]]''' </ins>Known Bugs</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Accidential bank switching can occur when branch instruction jumps back from last bank to previous bank. Example: branch instruction at $1F0C jumps back to $1EF4 - because branching across page boundary is done in 6502 in two steps (first compute lower address, then higher), CPU does extra memory fetch from $1FF4 (old high address byte, new low address). This can trigger unwanted bank switching. Currently there is no way of detecting this.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Accidential bank switching can occur when branch instruction jumps back from last bank to previous bank. Example: branch instruction at $1F0C jumps back to $1EF4 - because branching across page boundary is done in 6502 in two steps (first compute lower address, then higher), CPU does extra memory fetch from $1FF4 (old high address byte, new low address). This can trigger unwanted bank switching. Currently there is no way of detecting this.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Far calls placed in ''inline'' blocks do not work correctly if the inline is used in different bank that it was defined.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Far calls placed in ''inline'' blocks do not work correctly if the inline is used in different bank that it was defined.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Local labels can't be accessed across certain language constructs (like far calls). Local labels before and after such construct appear to be in different local namespaces.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Local labels can't be accessed across certain language constructs (like far calls). Local labels before and after such construct appear to be in different local namespaces.</div></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Code parser can hang on unexpected input characters.</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>* Code parser can hang on unexpected input characters.</div></td></tr>
</table>Krzysiekhttp://devkk.net/wiki/index.php?title=K65_Known_Bugs&diff=38&oldid=prevKrzysiek at 22:09, 15 December 20142014-12-15T22:09:15Z<p></p>
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<td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 22:09, 15 December 2014</td>
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<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"></td></tr>
<tr><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== K65 Known Bugs ==</div></td><td class='diff-marker'> </td><td style="background-color: #f9f9f9; color: #333333; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #e6e6e6; vertical-align: top; white-space: pre-wrap;"><div>== K65 Known Bugs ==</div></td></tr>
</table>Krzysiekhttp://devkk.net/wiki/index.php?title=K65_Known_Bugs&diff=9&oldid=prevKrzysiek: Created page with " == K65 Known Bugs == * Accidential bank switching can occur when branch instruction jumps back from last bank to previous bank. Example: branch instruction at $1F0C jumps bac..."2014-12-11T09:42:50Z<p>Created page with " == K65 Known Bugs == * Accidential bank switching can occur when branch instruction jumps back from last bank to previous bank. Example: branch instruction at $1F0C jumps bac..."</p>
<p><b>New page</b></p><div><br />
== K65 Known Bugs ==<br />
* Accidential bank switching can occur when branch instruction jumps back from last bank to previous bank. Example: branch instruction at $1F0C jumps back to $1EF4 - because branching across page boundary is done in 6502 in two steps (first compute lower address, then higher), CPU does extra memory fetch from $1FF4 (old high address byte, new low address). This can trigger unwanted bank switching. Currently there is no way of detecting this.<br />
* Far calls placed in ''inline'' blocks do not work correctly if the inline is used in different bank that it was defined.<br />
* Local labels can't be accessed across certain language constructs (like far calls). Local labels before and after such construct appear to be in different local namespaces.<br />
* Code parser can hang on unexpected input characters.</div>Krzysiek