ref: 3a95de144e826b4a030f095c2dce719ba2ba959d
dir: /doc/asm/history.htm/
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html;charset=UTF-8"> <title>xAsm History</title> <link rel="stylesheet" type="text/css" href="../style.css"> </head> <body> <h1>xAsm History</h1> <table> <caption>The history of xAsm</caption> <thead> <tr> <th scope="col">Version</th> <th scope="col">Dated</th> <th scope="col">Release notes</th> </tr> </thead> <tr> <td>1.0</td> <td>1 Oct. 96</td> <td>First release</td> </tr> <tr> <td>1.01</td> <td>1 Dec. 96</td> <td><ul> <li>Fixed bug in <a href="incbin.htm">INCBIN</a> (sometimes reported the section full)</li> <li>Added <a href="miscfunc.htm">DEF()</a> function </ul></td> </tr> <tr> <td>1.02</td> <td>12 Feb. 97</td> <td><ul> <li>Added <a href="expr_str.htm">STRLEN(), STRCAT(), STRIN(), STRCMP(), STRSUB(), STRUPR() and STRLWR()</a> functions</li> <li><a href="export.htm">IMPORT/EXPORT/GLOBAL</a> takes multiple arguments now</li> <li><a href="section.htm">HRAM</a> sectiontype added</li> <li>ORG like features added to <a href="section.htm">SECTION</a></li> <li><a href="trg_gb.htm">LDIO</a> mnemonic added</li> </ul></td> </tr> <tr> <td>1.03</td> <td>23 Mar. 97</td> <td><ul> <li>The <a href="section.htm">HRAM section</a> was 128 bytes long instead of 127. potentially thrashing the interrupt enable register if you filled the HRAM.</li> <li>The <a href="miscfunc.htm">BANK() function</a>, when used on a symbol defined in the current sourcefile, returned the wrong bank ID. (reported by Harry P. Mulder)</li> <li>The <a href="miscfunc.htm">BANK() function</a> didn't check whether the argument was a properly defined symbol. (reported by Harry P. Mulder)</li> <li>Completely new lexical analyser module. This fixed several linenumber bugs and other macro/if/rept related bugs. Also fixed a bug which made it possible to have equated symbols with the same name as a reserved keyword (if you get a "parse error" with this release on some of your sources, this is probably what is going on)</li> <li><a href="fail.htm">FAIL and WARN</a> commands.</li> <li><a href="presym.htm">__LINE__, __FILE__, __TIME__, __DATE__</a> predefined symbols added.</li> </ul> </td> </tr> <tr> <td>1.04</td> <td>03 July 1997</td> <td><ul><li>First ASMotor release</li> <li><a href="presym.htm">__TIME__ and __DATE__</a> give todays date instead of when the assembler was compiled.</li> <li>Sometimes the first line of a file wouldn't assemble correctly. Reported by Jeff Frohwein.</li> <li>Unrolling multiline <a href="equs.htm">string symbols</a> left the linecounter in a sorry state. Jeff Frohwein again.</li> <li><a href="db.htm">DB and DW</a> can now (officially ;-) be used in BSS/HRAM/VRAM sections without any arguments to reserve a byte or a word respectively. Reported/suggested/inspired by Mr. Frohwein.</li> <li>The character # can now be used as part of a <a href="symbols.htm">symbol name</A>. Jeff....</li> <li>The <a href="rs.htm">RS</a> counter "_RS" is now defined from the very start of the assembly process instead of after the first RSSET or RSRESET.</li> <li>Bug fixed: You couldn't use \0-\9 and \@ in <a href="expr_str.htm">{} constructs</a></li> <li><a href="purge.htm">PURGE</a> pseudo-op added. Purges a symbol from the symboltable and memory. Use with extreme caution! Inspired by Harry P. Mulder</li> <li><a href="macro.htm">MACRO</a> parameter passing method changed drastically. Read (and re-read) the manual for details. Suggested by Harry P. Mulder.</li> </ul> </td> <tr> <td>1.05</td> <td>20 July 1997</td> <td><B>RGBDS fixes:</B><BR> RGBAsm supports the LDD and LDI syntax plus [HLD] and [HLI]. LDH is synonymous with LDIO.<BR> <B>General fixes:</B><BR> There was a bug in the macro parameter passing. Any whitespace after the last parameter would be appended to the last parameter. Reported by Jeff Frohwein.<BR> A section stack has been implemented. Look up <a href="pops.htm">POPS and PUSHS</A>. Jeff Frohweins doing again.<BR> <a href="opt.htm">OPT</A> command added for defining and changing some options while assembling.<BR> You can now define which characters are used for the <a href="expr_int.htm">Gameboy graphics integer (`)</A> using the <a href="usage.htm">commandline</A> or the new <a href="opt.htm">OPT</A> command. Cool idea by (surprise surprise) Jeff Frohwein.<BR> Also, an option stack has been added. Look up <a href="popo.htm">POPO and PUSHO</A> in the manual.<BR> Fixed yet another line number bug reported by Jeff Frohwein (when will this guy leave me alone? ;)<BR> </td> <tr> <td>1.06</td> <td>22 July 1997</td> <td><B>General fixes:</B><BR> The lamest typo bug of all time has been fixed. RGBAsm would output a word defined with DW as 4 bytes instead of 2. Jeff Frohwein reported this.<BR> The first line of an included file didn't assemble correctly.<BR> <a href="usage.htm">-b option</A> added for setting the characters used for binary constants.<BR> </td> </tr> <tr> <td>1.08</td> <td>21 September 1997</td> <td><B>General fixes:</B><BR> A crash occured if you tried to use a macro symbol in an expression. (Jeff Frohwein)<BR> You couldn't use STRCMP, STRLEN and STRIN in relocatable expressions. (Harry P. Mulder)<BR> Relocatable symbols are no longer allowed as arguments to the DEF function.<BR> Bug fixed in the assembler where it would sometimes write out too many bytes for HRAM section definitions.<BR> </td> </tr> <tr> <td>1.08</td> <td>02 July 1999</td> <td> <B>Feature:</B> <BR> DQ directive added for defining 32-bit data constants. See operation of DW & DB. <BR> </td> </tr> <tr> <td>1.08</td> <td>05 July 1999</td> <td> <B>Feature:</B> <BR> Allow only a part of a binary file to be included instead of the whole thing. <BR> </td> </tr> <tr> <td>1.08</td> <td>10 June 1999</td> <td> <B>Feature:</B> <BR> Added output of file dependency information for each file included/assembled. Enabled with a command line option. <BR> </td> </tr> <tr> <td>1.08</td> <td>?? ???? 1999</td> <td> <B>Feature:</B> <BR> Added ORG directive to allow anonymous sections. <BR> </td> </tr> <tr> <td>1.08</td> <td>?? ???? 1999</td> <td> <B>Feature:</B> <BR> Added ability to output error information in either RGBDS or Microsoft Developer Studio format. <BR> </td> </tr> <tr> <td>1.08</td> <td>?? ???? 1999</td> <td> <B>Feature:</B> <BR> Added pseudo-instructions to handle NE (not equal), EQ (equal), and LT (less than) on JR/JP/CALL instructions <BR> </td> </tr> <tr> <td>1.08</td> <td>?? ???? 1999</td> <td> <B>Feature:</B> <BR> Added STRTRIM, STRLTRIM, STRRTRIM directives to allow trimming of white space from strings in macro arguments. <BR> </td> </tr> <tr> <td>1.08</td> <td>?? ???? 1999</td> <td> <B>Bug Fix:</B> <BR> When an "unknown symbol" error was reported during the link phase the undefined symbol was not given. <BR> </td> </tr> <tr> <td>1.08</td> <td>?? ???? 1999</td> <td> <B>Bug Fix:</B> <BR> Declaring a symbol as GLOBAL in a header file and then referencing it in code but never defining it would crash the linker. <BR> </td> </tr> <tr> <td>1.09</td> <td>08 February 2000</td> <td> <B>Feature:</B> <BR> Can now use a command line option to set the number format between a slightly tweaked Motorola/RGBDS format and Zilog. <BR> Hex numbers can now be represented as $FF or FFh. <BR> Octal as &77 or 77o. <BR> Binary as %10010110 or 10010110b. <BR> Gameboy graphics numbers as `1001 or 1001g. <BR> Decimal numbers remain unchanged. <BR> </td> </tr> </TABLE> <BR><HR> <FONT SIZE="-1"><I><P ALIGN=RIGHT>Last updated 21 September 1997 by <a href="mailto:[email protected]">Carsten Sorensen</A></P></I></FONT>