cc65/libsrc/runtime/decsp8.s

;
; Ullrich von Bassewitz, 25.10.2000
;
; CC65 runtime: Decrement the stackpointer by 8
;

       	.export	      	decsp8
       	.importzp	sp

.proc	decsp8

	lda	sp
	sec
	sbc	#8
	sta	sp
	bcc	@L1
	rts

@L1:	dec	sp+1
	rts

.endproc
More module splits git-svn-id: svn://svn.cc65.org/cc65/trunk@393 b7a2c559-68d2-44c3-8de9-860c34a00d81 2000-10-25 19:53:22 +00:00			`;`
			`; Ullrich von Bassewitz, 25.10.2000`
			`;`
			`; CC65 runtime: Decrement the stackpointer by 8`
			`;`

			`.export decsp8`
Recode decsp8 git-svn-id: svn://svn.cc65.org/cc65/trunk@670 b7a2c559-68d2-44c3-8de9-860c34a00d81 2001-03-26 14:41:45 +00:00			`.importzp sp`
More module splits git-svn-id: svn://svn.cc65.org/cc65/trunk@393 b7a2c559-68d2-44c3-8de9-860c34a00d81 2000-10-25 19:53:22 +00:00
			`.proc decsp8`

Recode decsp8 git-svn-id: svn://svn.cc65.org/cc65/trunk@670 b7a2c559-68d2-44c3-8de9-860c34a00d81 2001-03-26 14:41:45 +00:00			`lda sp`
			`sec`
			`sbc #8`
			`sta sp`
			`bcc @L1`
			`rts`

			`@L1: dec sp+1`
			`rts`
More module splits git-svn-id: svn://svn.cc65.org/cc65/trunk@393 b7a2c559-68d2-44c3-8de9-860c34a00d81 2000-10-25 19:53:22 +00:00
			`.endproc`




Recode decsp8 git-svn-id: svn://svn.cc65.org/cc65/trunk@670 b7a2c559-68d2-44c3-8de9-860c34a00d81 2001-03-26 14:41:45 +00:00