Talk:83Plus:OS:Memory Layout - Revision history

https://wikiti.brandonw.net/index.php?action=history&feed=atom&title=Talk%3A83Plus%3AOS%3AMemory_Layout Talk:83Plus:OS:Memory Layout - Revision history 2026-04-22T20:46:34Z Revision history for this page on the wiki MediaWiki 1.23.5 https://wikiti.brandonw.net/index.php?title=Talk:83Plus:OS:Memory_Layout&diff=6291&oldid=prev FloppusMaximus at 20:49, 21 April 2008 2008-04-21T20:49:11Z

<p></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr style='vertical-align: top;'> <td colspan='2' style="background-color: white; color:black; text-align: center;">← Older revision</td> <td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 20:49, 21 April 2008</td> </tr><tr><td colspan="2" class="diff-lineno">Line 3:</td> <td colspan="2" class="diff-lineno">Line 3:</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;"></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>:Usermem starts at 9D95 but temp mem is at 9820 and yet we have in the second line Usermem to (tempmem)-1.  That doesn't make sense, no?? [[User:Luby|Luby]] 07:04, 21 April 2008 (PDT)</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>:Usermem starts at 9D95 but temp mem is at 9820 and yet we have in the second line Usermem to (tempmem)-1.  That doesn't make sense, no?? [[User:Luby|Luby]] 07:04, 21 April 2008 (PDT)</div></td></tr> <tr><td colspan="2"> </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 style="font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td colspan="2"> </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 style="font-weight: bold; text-decoration: none;">::No, tempMem is a ''pointer'' to the beginning of temporary memory.  That pointer is located at 9820h.  The actual temporary memory is dynamically allocated.  Note the parentheses.  [[User:FloppusMaximus|FloppusMaximus]] 13:49, 21 April 2008 (PDT)</ins></div></td></tr> </table>

FloppusMaximus https://wikiti.brandonw.net/index.php?title=Talk:83Plus:OS:Memory_Layout&diff=6289&oldid=prev Luby at 14:04, 21 April 2008 2008-04-21T14:04:41Z

<p></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr style='vertical-align: top;'> <td colspan='2' style="background-color: white; color:black; text-align: center;">← Older revision</td> <td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 14:04, 21 April 2008</td> </tr><tr><td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</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>Hey, I just saw that Usermem is listed before temp mem, even though it comes after it.  What's up?? [[User:Luby|Luby]] 13:28, 17 April 2008 (PDT)</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>Hey, I just saw that Usermem is listed before temp mem, even though it comes after it.  What's up?? [[User:Luby|Luby]] 13:28, 17 April 2008 (PDT)</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>:Um... what?  Yes, temporary memory comes in between user variables and the FPS.  This is so that temporary variables can be allocated and deallocated more quickly.  When you InsertMem or DelMem within that area, the OS doesn't need to move around (potentially very large) user variables and programs.  In addition, it only needs to look at the temporary VAT -- since user variables aren't being moved, the normal symbol/program VAT can be ignored for these operations. [[User:FloppusMaximus|FloppusMaximus]] 21:26, 18 April 2008 (PDT)</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>:Um... what?  Yes, temporary memory comes in between user variables and the FPS.  This is so that temporary variables can be allocated and deallocated more quickly.  When you InsertMem or DelMem within that area, the OS doesn't need to move around (potentially very large) user variables and programs.  In addition, it only needs to look at the temporary VAT -- since user variables aren't being moved, the normal symbol/program VAT can be ignored for these operations. [[User:FloppusMaximus|FloppusMaximus]] 21:26, 18 April 2008 (PDT)</div></td></tr> <tr><td colspan="2"> </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 style="font-weight: bold; text-decoration: none;"></ins></div></td></tr> <tr><td colspan="2"> </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 style="font-weight: bold; text-decoration: none;">:Usermem starts at 9D95 but temp mem is at 9820 and yet we have in the second line Usermem to (tempmem)-1.  That doesn't make sense, no?? [[User:Luby|Luby]] 07:04, 21 April 2008 (PDT)</ins></div></td></tr> </table>

Luby https://wikiti.brandonw.net/index.php?title=Talk:83Plus:OS:Memory_Layout&diff=6281&oldid=prev FloppusMaximus at 04:26, 19 April 2008 2008-04-19T04:26:33Z

<p></p> <table class='diff diff-contentalign-left'> <col class='diff-marker' /> <col class='diff-content' /> <col class='diff-marker' /> <col class='diff-content' /> <tr style='vertical-align: top;'> <td colspan='2' style="background-color: white; color:black; text-align: center;">← Older revision</td> <td colspan='2' style="background-color: white; color:black; text-align: center;">Revision as of 04:26, 19 April 2008</td> </tr><tr><td colspan="2" class="diff-lineno">Line 1:</td> <td colspan="2" class="diff-lineno">Line 1:</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>Hey, I just saw that Usermem is listed before temp mem, even though it comes after it.  What's up?? [[User:Luby|Luby]] 13:28, 17 April 2008 (PDT)</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>Hey, I just saw that Usermem is listed before temp mem, even though it comes after it.  What's up?? [[User:Luby|Luby]] 13:28, 17 April 2008 (PDT)</div></td></tr> <tr><td colspan="2"> </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 style="font-weight: bold; text-decoration: none;">:Um... what?  Yes, temporary memory comes in between user variables and the FPS.  This is so that temporary variables can be allocated and deallocated more quickly.  When you InsertMem or DelMem within that area, the OS doesn't need to move around (potentially very large) user variables and programs.  In addition, it only needs to look at the temporary VAT -- since user variables aren't being moved, the normal symbol/program VAT can be ignored for these operations. [[User:FloppusMaximus|FloppusMaximus]] 21:26, 18 April 2008 (PDT)</ins></div></td></tr> </table>

FloppusMaximus https://wikiti.brandonw.net/index.php?title=Talk:83Plus:OS:Memory_Layout&diff=6272&oldid=prev Luby at 20:28, 17 April 2008 2008-04-17T20:28:45Z

<p></p> <p><b>New page</b></p><div>Hey, I just saw that Usermem is listed before temp mem, even though it comes after it. What's up?? [[User:Luby|Luby]] 13:28, 17 April 2008 (PDT)</div>

Luby