Mercurial > hg > Members > kono > nitros9-code

annotate lib/alib/to_lowrs.as @ 2802:58ca94b06908 lwtools-port

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
now built from defs files
author Boisy Pitre <boisy.pitre@nuance.com>
date Fri, 01 Feb 2013 19:26:44 -0600
parents 03f26e88b809
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2474
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
1 *******************************
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
2
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
3 * convert a null terminated string to all lowercase
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
4
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
5 * OTHER MODULES NEEDED: TO_LOWER
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
6
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
7 * ENTRY: X=start of string
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
8
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
9 * EXIT: all registers preserved
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
10
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
11 nam Convert String to Lowercase
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
12 ttl Assembler Library Module
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
13
2782
aaba193af04f Updated code to use lwasm/lwlink
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2474
diff changeset
14 section .text
2474
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
15
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
16 TO_LOWRS:
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
17 pshs cc,b,x
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
18
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
19 loop
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
20 ldb ,x get char to check
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
21 beq exit exit if all done
2782
aaba193af04f Updated code to use lwasm/lwlink
Boisy Pitre <boisy.pitre@nuance.com>
parents: 2474
diff changeset
22 lbsr TO_LOWER convert to upper
2474
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
23 stb ,x+ put back in string
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
24 bra loop loop till done
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
25
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
26 exit
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
27 puls cc,b,x,pc
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
28
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
29 endsect
7d70b7e1cb21 Moved net and alib files into here
boisy
parents:
diff changeset
30