Mercurial > hg > Members > kono > nitros9-code
view lib/alib/parsnstr.as @ 2784:2594295f9cc7 lwtools-port
Merged Drencor's work
author | Boisy Pitre <boisy.pitre@nuance.com> |
---|---|
date | Sat, 26 Jan 2013 17:19:06 -0600 |
parents | 03f26e88b809 |
children |
line wrap: on
line source
* Parse sign bit terminated string to convert it to a * null terminated string. Note: if X and Y are the same * the existing string will be overwritten -- don't do this * with psects... * OTHER MODULES NEEDED: none * ENTRY: X=start of sign bit terminated string * Y=buffer for null terminated string * EXIT: D=string size (not including null) * All other regs (except cc) preserved nam Parse sign-bit terminated string ttl Assembler Library Module section .text PARSNSTR: pshs x lbsr STRHCPY copy string tfr y,x point to moved string lbsr STRHLEN find length of string pshs d size leax d,x lda ,-x get final byte anda #%01111111 clear sign bit clrb add null terminator std ,x puls d,x,pc endsect