cc65/libsrc/runtime/mulax5.s

;
; Ullrich von Bassewitz, 04.10.2001
;
; CC65 runtime: Multiply the primary register
;

        .export         mulax5
        .importzp       ptr1

.proc   mulax5

        sta     ptr1
        stx     ptr1+1
        asl     a
        rol     ptr1+1
        asl     a
        rol     ptr1+1
        clc
        adc     ptr1
        pha
        txa
        adc     ptr1+1
        tax
        pla
        rts

.endproc
Added special multiplication routines git-svn-id: svn://svn.cc65.org/cc65/trunk@1012 b7a2c559-68d2-44c3-8de9-860c34a00d81 2001-10-04 21:34:14 +00:00			`;`
			`; Ullrich von Bassewitz, 04.10.2001`
			`;`
			`; CC65 runtime: Multiply the primary register`
			`;`

Removed (pretty inconsistently used) tab chars from source code base. 2013-05-09 11:56:54 +00:00			`.export mulax5`
			`.importzp ptr1`
Added special multiplication routines git-svn-id: svn://svn.cc65.org/cc65/trunk@1012 b7a2c559-68d2-44c3-8de9-860c34a00d81 2001-10-04 21:34:14 +00:00
Removed (pretty inconsistently used) tab chars from source code base. 2013-05-09 11:56:54 +00:00			`.proc mulax5`
Added special multiplication routines git-svn-id: svn://svn.cc65.org/cc65/trunk@1012 b7a2c559-68d2-44c3-8de9-860c34a00d81 2001-10-04 21:34:14 +00:00
Removed (pretty inconsistently used) tab chars from source code base. 2013-05-09 11:56:54 +00:00			`sta ptr1`
			`stx ptr1+1`
			`asl a`
			`rol ptr1+1`
			`asl a`
			`rol ptr1+1`
			`clc`
			`adc ptr1`
			`pha`
			`txa`
			`adc ptr1+1`
			`tax`
			`pla`
			`rts`
Added special multiplication routines git-svn-id: svn://svn.cc65.org/cc65/trunk@1012 b7a2c559-68d2-44c3-8de9-860c34a00d81 2001-10-04 21:34:14 +00:00
			`.endproc`