Mercurial > hg > Members > kono > nitros9-code
view lib/alib/to_non_sp.as @ 3054:22ddd48b4ec2
level1 krn: Fix scheduler bug that only affected 6309
The original 6809 binary was correct, but it was disassembled
and interpreted wrongly, so that reassembly went wrong on 6309.
author | Tormod Volden <debian.tormod@gmail.com> |
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date | Sun, 25 Jan 2015 22:36:02 +0100 |
parents | 03f26e88b809 |
children |
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********************************** * Advance X to 1st non-space character * OTHER MODULES NEEDED: none * ENTRY: X=somewhere in a string * EXIT: X=1st non-space character in string * B=char at X nam Advance to non-space ttl Assembler Library Module section .text TO_NON_SP: ldb ,x+ cmpb #$20 is it space? beq TO_NON_SP yes, loop leax -1,x point to non-space rts endsect