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more GEOS Kernal replacements for common/ and runtime/ routines

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git-svn-id: svn://svn.cc65.org/cc65/trunk@1833 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
izydorst
2002-12-23 20:44:17 +00:00
parent b3a4777d4c
commit 31e4d80ac8
5 changed files with 62 additions and 2 deletions
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2
libsrc/geos/common/Makefile
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@@ -11,7 +11,7 @@
@$(AS) -o $@ $(AFLAGS) $<
C_OBJS = _afailed.o abort.o perror.o
S_OBJS = copydata.o memcpy.o memset.o
S_OBJS = copydata.o memcpy.o memset.o zerobss.o
all: $(C_OBJS) $(S_OBJS)

27
libsrc/geos/common/zerobss.s Normal file
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@@ -0,0 +1,27 @@
;
; Maciej 'YTM/Elysium' Witkowiak <ytm@elysium.pl>
; 23.12.2002
;
; Zero the bss segment.
;
.export zerobss
.import __BSS_RUN__, __BSS_SIZE__
.include "../inc/jumptab.inc"
.include "../inc/geossym.inc"
.code
zerobss:
lda #<__BSS_SIZE__
ldx #>__BSS_SIZE__
sta r0L
stx r0H
lda #0
sta r2L
lda #<__BSS_RUN__
ldx #>__BSS_RUN__
sta r1L
stx r1H
jmp FillRam