_mululong.asm

很少见的源码公开的msc51和z80的c编译器。

;--------------------------------------------------------
; File Created by SDCC : FreeWare ANSI-C Compiler
; Version 2.3.0 Thu Sep 20 10:57:15 2001

;--------------------------------------------------------
	.module _mululong
	
;--------------------------------------------------------
; Public variables in this module
;--------------------------------------------------------
	.globl __mululong_PARM_2
	.globl __mululong
;--------------------------------------------------------
; special function registers
;--------------------------------------------------------
;--------------------------------------------------------
; special function bits 
;--------------------------------------------------------
;--------------------------------------------------------
; internal ram data
;--------------------------------------------------------
	.area DSEG    (DATA)
;--------------------------------------------------------
; overlayable items in internal ram 
;--------------------------------------------------------
	.area _DUMMY
	.area	OSEG    (OVR,DATA)
__mululong_PARM_2::
	.ds 4
__mululong_a_1_1::
	.ds 4
__mululong_t_1_1::
	.ds 4
;--------------------------------------------------------
; indirectly addressable internal ram data
;--------------------------------------------------------
	.area ISEG    (DATA)
;--------------------------------------------------------
; bit data
;--------------------------------------------------------
	.area BSEG    (BIT)
;--------------------------------------------------------
; external ram data
;--------------------------------------------------------
	.area XSEG    (XDATA)
;--------------------------------------------------------
; global & static initialisations
;--------------------------------------------------------
	.area GSINIT  (CODE)
	.area GSFINAL (CODE)
	.area GSINIT  (CODE)
;--------------------------------------------------------
; Home
;--------------------------------------------------------
	.area HOME	 (CODE)
	.area CSEG    (CODE)
;--------------------------------------------------------
; code
;--------------------------------------------------------
	.area CSEG    (CODE)
;------------------------------------------------------------
;Allocation info for local variables in function '_mululong'
;------------------------------------------------------------
;	_mululong.c 62
;	-----------------------------------------
;	 function _mululong
;	-----------------------------------------
__mululong:
	ar2 = 0x02
	ar3 = 0x03
	ar4 = 0x04
	ar5 = 0x05
	ar6 = 0x06
	ar7 = 0x07
	ar0 = 0x00
	ar1 = 0x01
;	_mululong.c 89
	mov	__mululong_a_1_1,dpl
	mov	(__mululong_a_1_1 + 1),dph
	mov	(__mululong_a_1_1 + 2),b
	mov	(__mululong_a_1_1 + 3),a
;	_mululong.c 66
; Peephole 221a remove redundant move
	mov	b,0x0002 + __mululong_PARM_2
	mov	a,__mululong_a_1_1
	mul	ab
	mov	(__mululong_t_1_1 + 0x0002),a
	mov	((__mululong_t_1_1 + 0x0002) + 1),b
;	_mululong.c 67
	mov	b,__mululong_PARM_2
	mov	a,__mululong_a_1_1
	mul	ab
	mov	__mululong_t_1_1,a
	mov	(__mululong_t_1_1 + 1),b
;	_mululong.c 68
; Peephole 221a remove redundant move
	mov	0x0003 + __mululong_a_1_1,(__mululong_a_1_1 + 0x0003)
;	_mululong.c 69
	mov	b,__mululong_PARM_2
	mov	a,0x0003 + __mululong_a_1_1
	mul	ab
	mov	r2,a
	mov	r3,b
	mov	r4,0x0003 + __mululong_t_1_1
	mov	r5,#0x00
	mov	a,r2
	add	a,r4
	mov	r2,a
	mov	(__mululong_t_1_1 + 0x0003),r2
;	_mululong.c 70
; Peephole 221a remove redundant move
	mov	0x0002 + __mululong_a_1_1,(__mululong_a_1_1 + 0x0002)
;	_mululong.c 71
; Peephole 221a remove redundant move
	mov	b,0x0001 + __mululong_PARM_2
	mov	a,0x0002 + __mululong_a_1_1
	mul	ab
	mov	r2,a
	mov	r3,b
	mov	r4,0x0003 + __mululong_t_1_1
	mov	r5,#0x00
	mov	a,r2
	add	a,r4
	mov	r2,a
	mov	(__mululong_t_1_1 + 0x0003),r2
;	_mululong.c 72
; Peephole 221a remove redundant move
; Peephole 221b remove redundant move
; Peephole 221a remove redundant move
	mov	b,__mululong_PARM_2
	mov	a,0x0002 + __mululong_a_1_1
	mul	ab
	mov	r2,a
	mov	r3,b
	mov	a,r2
	add	a,0x0002 + __mululong_t_1_1
	mov	r2,a
	mov	a,r3
	addc	a,(0x0002 + __mululong_t_1_1 + 1)
	mov	r3,a
	mov	(__mululong_t_1_1 + 0x0002),r2
	mov	((__mululong_t_1_1 + 0x0002) + 1),r3
;	_mululong.c 74
; Peephole 221a remove redundant move
; Peephole 221b remove redundant move
; Peephole 221a remove redundant move
; Peephole 221a remove redundant move
	mov	b,0x0001 + __mululong_PARM_2
	mov	a,0x0001 + __mululong_a_1_1
	mul	ab
	mov	r2,a
	mov	r3,b
	mov	a,r2
	add	a,0x0002 + __mululong_t_1_1
	mov	r2,a
	mov	a,r3
	addc	a,(0x0002 + __mululong_t_1_1 + 1)
	mov	r3,a
	mov	(__mululong_t_1_1 + 0x0002),r2
	mov	((__mululong_t_1_1 + 0x0002) + 1),r3
;	_mululong.c 76
; Peephole 221a remove redundant move
;	_mululong.c 77
; Peephole 221a remove redundant move
	mov	b,0x0002 + __mululong_PARM_2
	mov	a,0x0001 + __mululong_a_1_1
	mul	ab
	mov	r2,a
	mov	(__mululong_a_1_1 + 0x0003),r2
;	_mululong.c 78
; Peephole 221a remove redundant move
;	_mululong.c 79
	mov	b,__mululong_PARM_2
	mov	a,0x0001 + __mululong_a_1_1
	mul	ab
	mov	(__mululong_a_1_1 + 0x0001),a
	mov	((__mululong_a_1_1 + 0x0001) + 1),b
;	_mululong.c 81
;	_mululong.c 82
; Peephole 221a remove redundant move
	mov	b,0x0003 + __mululong_PARM_2
	mov	a,__mululong_a_1_1
	mul	ab
	mov	r2,a
	mov	(__mululong_PARM_2 + 0x0003),r2
;	_mululong.c 83
;	_mululong.c 84
; Peephole 221a remove redundant move
	mov	b,0x0001 + __mululong_PARM_2
	mov	a,__mululong_a_1_1
	mul	ab
	mov	(__mululong_PARM_2 + 0x0001),a
	mov	((__mululong_PARM_2 + 0x0001) + 1),b
;	_mululong.c 85
;	_mululong.c 86
;	_mululong.c 87
; Peephole 3.c   changed mov to clr
	clr  a
	mov  __mululong_PARM_2,a
; Peephole 105   removed redundant mov
	mov  __mululong_a_1_1,a
	add	a,__mululong_t_1_1
	mov	r2,a
	mov	a,(__mululong_a_1_1 + 1)
	addc	a,(__mululong_t_1_1 + 1)
	mov	r3,a
	mov	a,(__mululong_a_1_1 + 2)
	addc	a,(__mululong_t_1_1 + 2)
	mov	r4,a
	mov	a,(__mululong_a_1_1 + 3)
	addc	a,(__mululong_t_1_1 + 3)
	mov	r5,a
	mov	__mululong_t_1_1,r2
	mov	(__mululong_t_1_1 + 1),r3
	mov	(__mululong_t_1_1 + 2),r4
	mov	(__mululong_t_1_1 + 3),r5
;	_mululong.c 89
	mov	a,__mululong_PARM_2
	add	a,r2
	mov	dpl,a
	mov	a,(__mululong_PARM_2 + 1)
	addc	a,r3
	mov	dph,a
	mov	a,(__mululong_PARM_2 + 2)
	addc	a,r4
	mov	b,a
	mov	a,(__mululong_PARM_2 + 3)
	addc	a,r5
00101$:
	ret
	.area CSEG    (CODE)