diff options
Diffstat (limited to 'utils.gbasm')
| -rw-r--r-- | utils.gbasm | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/utils.gbasm b/utils.gbasm index 596c314..328dbe2 100644 --- a/utils.gbasm +++ b/utils.gbasm @@ -41,7 +41,6 @@ tilemap_memcpy: ; src = DE, dest = HL, n = C $HBlank_Wait.loop: LD A, $reg_lcd_status AND $03 - CP $00 JR NZ, =$HBlank_Wait.loop $HBlank_Wait.End: .END @@ -187,15 +186,13 @@ bff: ; dest = HL, n = BC .END .MACRODEF JUMP_TABLE ; Jump table pointer in BC, index in A, also overwrites DE - LD E, A LD D, $00 - SLA E + ADD A RL D - SLA E + ADD A RL D - LD A, E ADD C LD E, A LD A, D @@ -371,7 +368,7 @@ RRx: ; B is the number to rotate, A & 7 is how many bits to rotate it CP $04 CALL NC, =.swap - CP $00 + AND A RET Z RRC B |