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79 lines
2.3 KiB
Plaintext
79 lines
2.3 KiB
Plaintext
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--- DATAFILES.html.orig Wed May 5 11:24:59 1999
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+++ DATAFILES.html Wed May 12 11:18:51 1999
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@@ -1,9 +1,10 @@
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+<html><head><title>Intel2gas data files</title></head><body bgcolor="#FFFFFF"><pre>
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This document tries to explain how the syntax matching works. You propably
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don't want to know, but it's became so complex that I keep forgetting how
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it works.
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-
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+</pre><h1>
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1. How it Works(tm)
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---------------------
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+</h1><pre>
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Before parsing the program reads all .syntax files for parsing
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information, and .list files for list of registers etc. There
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is no limit for number of files, or syntaxes in them.
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@@ -16,7 +17,7 @@
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Parsing rules:
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- Normal characters are matched exactly.
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- Space in parse description matches any amount of space in input line.
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-- `text<78> inside '<>' is considered a special tag and parsed accordingly,
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+- `text<78> inside '<>' is considered a special tag and parsed accordingly,
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after successfull match it's value is stored into a variable of the
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same name (`text<78>).
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@@ -25,12 +26,10 @@
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Output rules:
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- Normal characters (including space) are copied to output.
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-- `text<78> inside '<>' is replaced with value of a variable called `text<78>.
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-
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-
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-
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+- `text<78> inside '<>' is replaced with value of a variable called `text<78>.
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+</pre><h1>
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2. Files
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---------
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+</h1><pre>
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.syntax file syntax:
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-
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parse rule
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@@ -44,12 +43,10 @@
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val1
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val2
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...
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-
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-
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-
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+</pre><h1>
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4. Tags
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--------
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-Format of a tag is following: <tagnameN:hh>c, where
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+</h1><pre>
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+Format of a tag is following: <tagnameN:hh>c, where
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- tagname is the name of the tag and the variable where the result is stored.
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- N an optional number (0-9) to store the result in different variable.
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- hh an optional hex bitmask (00-ff) for list matches, defaults to ff.
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@@ -66,12 +63,11 @@
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* the output of amatching rule is stored in the variable.
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Special tags:
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-<nl> output a new line character
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-<cm> matches a '#'
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-
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-
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+<nl> output a new line character
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+<cm> matches a '#'
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+</pre><h1>
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5. Current set of files
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------------------------
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+</h1><pre>
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Syntax files:
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main.syntax the basic syntax file
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num.syntax converts hex,dec,oct,bin numbers
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@@ -85,3 +81,4 @@
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size.nn.list byte,dword... memory sizes, sets 'm' to match the proper b/w/l
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data.nn.list dd, db... sizes used in variable creation
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discard.nn.list short... discarded
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+</pre></body></html>
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