view lib/alib/to_upper.a @ 2668:07441dfebc27 lwtools-port

Make tocgen build with lwasm lwasm does not treat a trailing colon as part of the symbol name. Removed trailing colons on symbol references.
author William Astle <lost@l-w.ca>
date Sun, 10 Jun 2012 13:35:44 -0600
parents 7d70b7e1cb21
children aaba193af04f
line wrap: on
line source

***************************************************

* Convert character in "B" to uppercase

* OTHER MODULES NEEDED: IS_LOWER

* ENTRY: B=ascii value of character to convert

* EXIT: B=ascii value of character in uppercase

* Note: control codes, etc. are not effected.


 nam Convert Char to Uppercase
 ttl Assembler Library Module


 psect TO_UPPER,0,0,0,0,0

TO_UPPER:
 pshs cc
 lbsr IS_LOWER only lowercase can be converted to upper
 bne toupx
 subb #$20 make uppercase

toupx
 puls cc,pc

 endsect