4cade/src/prelaunch/apple.invader.a

;license:MIT
;(c) 2021 by Frank M.

!cpu 6502
!to "build/PRELAUNCH.INDEXED/APPLE.INVADER",plain
*=$106

    !source "src/prelaunch/common.a"

         ;+ENABLE_ACCEL   ; text on screen

         lda   #$60
         sta   $6020
         jsr   $6002      ; decompress

         lda   #$D8       ; move location from $3F2 to $3D8
         sta   $1113      ; (program uses reset vector for storage)
         sta   $1245
         sta   $4A2C
         sta   $4A34
         sta   $4A41
         sta   $5A9C
         sta   $5AA4
         sta   $5AB1
         sta   $5A9C

         lda   #$D9       ; move location from $3F3 to $3D9
         sta   $1FA0
         sta   $4A31
         sta   $4F4D
         sta   $5AA1

         lda   #$DA       ; move location from $3F4 to $3DA
         sta   $11AF
         sta   $1824
         sta   $19DF
         sta   $1DE8
         sta   $1E5A

         jmp   $5F00

!if * > $1C0 {
  !error "code is too large, ends at ", *
}