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HISTORY.DOC
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1988-03-07
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Wolfware Assembler Revision History
This is a brief history of the changes that have been made to
Wolfware Assembler (WASM) since its initial release in February of
1986. In addition to the below, erroneous instructions on how to
patch up and fix certain bugs in Version 1.0 were released in
December of 1986. These instructions, if encountered, should be
avoided.
******************************************************************
Version 1.0, February, 1986
Initial public release.
Version 2.00, December, 1986
Major revision. New features include conditional assembly,
macros, parenthesis in expressions, DOS 2.0 support, and
rewritten documentation with index and bibliography. Major bugs
fixed are unsigned divide overflow and error closing include
files. Upward incompatibilities are operands must be separated
by commas, only immediate data can be equated, PROGRAM_SIZE is
changed to $SIZE, and user defined symbols should not start with
$.
Version 2.01, February, 1987
New feature is relative ORG displacement. Other changes are
FLAGALL- is now default and larger programs can be assembled.
Bugs fixed are error in memory allocation that could result in
insufficient memory error and the spelling of "February" is
corrected.
Version 2.02, March, 1987
New feature is segment override may be specifed as CS:, DS:,
ES:, or SS: (on the line before the instruction, same as DEBUG).
Version 2.03, March, 1987
Minor internal changes. New sample files.
Version 2.10, November, 1987
Support for 8087 instructions, $END constant implemented.
Version 2.11, March, 1988
Minor internal changes. Sample files updated.