diff options
Diffstat (limited to 'utils.gbasm')
| -rw-r--r-- | utils.gbasm | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/utils.gbasm b/utils.gbasm index 47fec5a..a8696ed 100644 --- a/utils.gbasm +++ b/utils.gbasm @@ -44,6 +44,18 @@ bzero: ; dest = HL, n = BC JR NZ =.loop RET +bff: ; dest = HL, n = BC + LD A, $ff + .loop: + LD (HL+), A + INC DE + DEC BC + CP B + JR NZ =.loop + CP C + JR NZ =.loop + RET + .MACRODEF ABS BIT 7, A JR Z, =$end |