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cc65/libsrc/geos-common/common/zerobss.s

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;
; Maciej 'YTM/Elysium' Witkowiak <ytm@elysium.pl>
; 23.12.2002
;
; Zero the bss segment.
;
.export zerobss
.import __BSS_RUN__, __BSS_SIZE__
.include "jumptab.inc"
.include "geossym.inc"
zerobss:
lda #<__BSS_SIZE__
ldx #>__BSS_SIZE__
sta r0L
stx r0H
lda #<__BSS_RUN__
ldx #>__BSS_RUN__
sta r1L
stx r1H
jmp ClearRam