Files
alttpr-baserom/seedtag.asm
2017-05-17 13:00:32 -04:00

34 lines
864 B
NASM

;--------------------------------------------------------------------------------
; GenerateSeedTags
;--------------------------------------------------------------------------------
GenerateSeedTags:
PHA : PHX : PHY : PHP
REP #$20 ; set 16-bit accumulator
LDA $00 : PHA
LDA $02 : PHA
LDA $04 : PHA
LDA $06 : PHA
JSL.l NameHash ; get the titlecard hashes
LDA $00 : AND.w #$1F1F : STA $00 ; keep it under 0x20 or we'll run out of items
LDA $02 : AND.w #$1F1F : STA $02
LDA $04 : AND.w #$1F1F : STA $04
LDA $06 : AND.w #$1F1F : STA $06
REP #$30 ; set 8-bit accumulator & index registers
LDY #$08
-
DEY : BNE -
REP #20 ; set 16-bit accumulator
PLA : STA $06
PLA : STA $04
PLA : STA $02
PLA : STA $00
PLP : PLY : PLX : PLA
RTL
;--------------------------------------------------------------------------------