Mercurial > hg > index.cgi
annotate docs/manual/x986.html @ 425:9f0448022f1f
Fix address overflows in SREC and IHEX file formats
Thanks to hider <stego@satx.rr.com> for pointing out an overflow that caused
16 bit addresses to be output as 5 hex digits in cases where an address
counter wrapped. Simply mask the addresses down to 16 bits.
author | William Astle <lost@l-w.ca> |
---|---|
date | Thu, 03 Nov 2016 21:36:17 -0600 |
parents | fc166b3bbae3 |
children |
rev | line source |
---|---|
394
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN""http://www.w3.org/TR/html4/loose.dtd"> |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
2 <HTML |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
3 ><HEAD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
4 ><TITLE |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
5 >Format Specific Linking Notes</TITLE |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
6 ><META |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
7 NAME="GENERATOR" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
8 CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
9 REL="HOME" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
10 TITLE="LW Tool Chain" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
11 HREF="index.html"><LINK |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
12 REL="UP" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
13 TITLE="LWLINK" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
14 HREF="c806.html"><LINK |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
15 REL="PREVIOUS" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
16 TITLE="Linking Scripts" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
17 HREF="x920.html"><LINK |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
18 REL="NEXT" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
19 TITLE="Libraries and LWAR" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
20 HREF="c1001.html"></HEAD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
21 ><BODY |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
22 CLASS="SECTION" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
23 BGCOLOR="#FFFFFF" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
24 TEXT="#000000" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
25 LINK="#0000FF" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
26 VLINK="#840084" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
27 ALINK="#0000FF" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
28 ><DIV |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
29 CLASS="NAVHEADER" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
30 ><TABLE |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
31 SUMMARY="Header navigation table" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
32 WIDTH="100%" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
33 BORDER="0" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
34 CELLPADDING="0" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
35 CELLSPACING="0" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
36 ><TR |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
37 ><TH |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
38 COLSPAN="3" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
39 ALIGN="center" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
40 >LW Tool Chain</TH |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
41 ></TR |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
42 ><TR |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
43 ><TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
44 WIDTH="10%" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
45 ALIGN="left" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
46 VALIGN="bottom" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
47 ><A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
48 HREF="x920.html" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
49 ACCESSKEY="P" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
50 >Prev</A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
51 ></TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
52 ><TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
53 WIDTH="80%" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
54 ALIGN="center" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
55 VALIGN="bottom" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
56 >Chapter 4. LWLINK</TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
57 ><TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
58 WIDTH="10%" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
59 ALIGN="right" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
60 VALIGN="bottom" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
61 ><A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
62 HREF="c1001.html" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
63 ACCESSKEY="N" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
64 >Next</A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
65 ></TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
66 ></TR |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
67 ></TABLE |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
68 ><HR |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
69 ALIGN="LEFT" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
70 WIDTH="100%"></DIV |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
71 ><DIV |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
72 CLASS="SECTION" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
73 ><H1 |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
74 CLASS="SECTION" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
75 ><A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
76 NAME="AEN986" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
77 >4.4. Format Specific Linking Notes</A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
78 ></H1 |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
79 ><P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
80 >Some formats require special information to be able to generate actual |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
81 binaries. If the specific format you are interested in is not listed in |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
82 this section, then there is nothing special you need to know about to create |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
83 a final binary.</P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
84 ><DIV |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
85 CLASS="SECTION" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
86 ><H2 |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
87 CLASS="SECTION" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
88 ><A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
89 NAME="AEN989" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
90 >4.4.1. OS9 Modules</A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
91 ></H2 |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
92 ><P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
93 >OS9 modules need to embed several items into the module header. These |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
94 items are the type of module, the langauge of the module, the module |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
95 attributes, the module revision number, the data size (bss), and the |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
96 execution offset. These are all either calculated or default to reasonable |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
97 values.</P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
98 ><P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
99 >The data size is calcuated as the sum of all sections named "bss" or |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
100 ".bss" in all object files that are linked together.</P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
101 ><P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
102 >The execution offset is calculated from the address of the special |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
103 symbol "__start" which must be an exported (external) symbol in one of the |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
104 objects to be linked.</P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
105 ><P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
106 >The type defaults to "Prgrm" or "Program module". The language |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
107 defaults to "Objct" or "6809 object code". Attributes default to enabling |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
108 the re-entrant flag. And finally, the revision defaults to zero.</P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
109 ><P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
110 >The embedded module name is the output filename. If the output |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
111 filename includes more than just the filename, this will probably not be |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
112 what you want.</P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
113 ><P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
114 >The type, language, attributes, revision, and module name can all be |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
115 overridden by providing a special section in exactly one of the object files |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
116 to be linked. This section is called "__os9" (note the two underscores). |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
117 To override the type, language, attributes, or revision values, define a |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
118 non-exported symbol in this section called "type", "lang", "attr", or "rev" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
119 respectively. Any other symbols defined are ignored. To override the |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
120 module name, include as the only actual code in the section a NUL terminated |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
121 string (the FCN directive is useful for this). If there is no code in the |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
122 section or it beings with a NUL, the default name will be used. Any of the |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
123 preceeding that are not defined in the special section will retain their |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
124 default values.</P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
125 ><P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
126 >The built-in link script for OS9 modules will place the following |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
127 sections, in order, in the module: "code", ".text", "data", ".data". It |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
128 will merge all sections with the name "bss" or ".bss" into the "data" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
129 section. All other section names are ignored. What this means is that you |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
130 must define your data variables in the a section called "bss" or ".bss" even |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
131 though you will be refencing them all as offsets from U. This does have the |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
132 unpleasant side effect that all BSS references will end up being 16 bit |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
133 offsets because the assembler cannot know what the offset will be once the |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
134 linker is finished its work. Thus, if the tightest possible code is |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
135 required, having LWASM directly output the module is a better choice.</P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
136 ><P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
137 >While the built-in link script is probably sufficient for most |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
138 purposes, you can provide your own script. If you provide a custom link |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
139 script, you must start your code and data sections at location 000D to |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
140 accommodate the module header. Otherwise, you will have an incorrect |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
141 location for the execution offset. You must use the ENTRY directive in the |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
142 script to define the entry point for the module.</P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
143 ><P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
144 >It should also be obvious from the above that you cannot mix the bss |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
145 (rmb) definitions with the module code when linking separately. Those |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
146 familiar with typical module creation will probably find this an unpleasant |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
147 difference but it is unavoidable.</P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
148 ><P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
149 >It should also be noted that direct page references should also be |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
150 avoided because you cannot know ahead of time whether the linker is going to |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
151 end up putting a particular variable in the first 256 bytes of the module's |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
152 data space. If, however, you know for certain you will have less than 256 |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
153 bytes of defined data space across all of the object files that will be |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
154 linked, you can instead use forced DP addressing for your data addresses |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
155 instead of the ,u notation. When linking with 3rd party libraries, this |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
156 practice should be avoided. Also, when creating libraries, always use the |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
157 offset from U technique.</P |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
158 ></DIV |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
159 ></DIV |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
160 ><DIV |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
161 CLASS="NAVFOOTER" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
162 ><HR |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
163 ALIGN="LEFT" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
164 WIDTH="100%"><TABLE |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
165 SUMMARY="Footer navigation table" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
166 WIDTH="100%" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
167 BORDER="0" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
168 CELLPADDING="0" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
169 CELLSPACING="0" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
170 ><TR |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
171 ><TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
172 WIDTH="33%" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
173 ALIGN="left" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
174 VALIGN="top" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
175 ><A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
176 HREF="x920.html" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
177 ACCESSKEY="P" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
178 >Prev</A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
179 ></TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
180 ><TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
181 WIDTH="34%" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
182 ALIGN="center" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
183 VALIGN="top" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
184 ><A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
185 HREF="index.html" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
186 ACCESSKEY="H" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
187 >Home</A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
188 ></TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
189 ><TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
190 WIDTH="33%" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
191 ALIGN="right" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
192 VALIGN="top" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
193 ><A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
194 HREF="c1001.html" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
195 ACCESSKEY="N" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
196 >Next</A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
197 ></TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
198 ></TR |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
199 ><TR |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
200 ><TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
201 WIDTH="33%" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
202 ALIGN="left" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
203 VALIGN="top" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
204 >Linking Scripts</TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
205 ><TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
206 WIDTH="34%" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
207 ALIGN="center" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
208 VALIGN="top" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
209 ><A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
210 HREF="c806.html" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
211 ACCESSKEY="U" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
212 >Up</A |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
213 ></TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
214 ><TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
215 WIDTH="33%" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
216 ALIGN="right" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
217 VALIGN="top" |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
218 >Libraries and LWAR</TD |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
219 ></TR |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
220 ></TABLE |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
221 ></DIV |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
222 ></BODY |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
223 ></HTML |
fc166b3bbae3
Update manual for recent additions.
William Astle <lost@l-w.ca>
parents:
diff
changeset
|
224 > |