_strrchr.asm

sdcc的win版本.是small device c compiler的意思.支持8051和z80.是一个遵循GPL的软件,不过他的库函数是LGPL的,允许商业联结,可以用在自己的软件里

;--------------------------------------------------------
; File Created by SDCC : FreeWare ANSI-C Compiler
; Version 2.3.1-pj3 Sun Jan 20 13:10:00 2002

;--------------------------------------------------------
	.module _strrchr
	
;--------------------------------------------------------
; Public variables in this module
;--------------------------------------------------------
	.globl _strrchr_PARM_2
	.globl _strrchr
;--------------------------------------------------------
; special function registers
;--------------------------------------------------------
;--------------------------------------------------------
; special function bits 
;--------------------------------------------------------
;--------------------------------------------------------
; internal ram data
;--------------------------------------------------------
	.area DSEG    (DATA)
;--------------------------------------------------------
; overlayable items in internal ram 
;--------------------------------------------------------
	.area	OSEG    (OVR,DATA)
_strrchr_PARM_2::
	.ds 1
;--------------------------------------------------------
; indirectly addressable internal ram data
;--------------------------------------------------------
	.area ISEG    (DATA)
;--------------------------------------------------------
; bit data
;--------------------------------------------------------
	.area BSEG    (BIT)
;--------------------------------------------------------
; external ram data
;--------------------------------------------------------
	.area XSEG    (XDATA)
;--------------------------------------------------------
; external initialized ram data
;--------------------------------------------------------
	.area XISEG   (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 'strrchr'
;------------------------------------------------------------
;	_strrchr.c 27
;	-----------------------------------------
;	 function strrchr
;	-----------------------------------------
_strrchr:
	ar2 = 0x02
	ar3 = 0x03
	ar4 = 0x04
	ar5 = 0x05
	ar6 = 0x06
	ar7 = 0x07
	ar0 = 0x00
	ar1 = 0x01
;	_strrchr.c 0
;	genReceive
	mov	r2,dpl
	mov	r3,dph
	mov	r4,b
;	_strrchr.c 32
;	genAssign
	mov	ar5,r2
	mov	ar6,r3
	mov	ar7,r4
;	_strrchr.c 34
;	genAssign
00101$:
;	genPointerGet
;	genGenPointerGet
	mov	dpl,r2
	mov	dph,r3
	mov	b,r4
	lcall	__gptrget
	mov	r0,a
;	genPlus
;	genPlusIncr
	inc	r2
	cjne	r2,#0x00,00116$
	inc	r3
00116$:
;	genIfx
	mov	a,r0
;	genIfxJump
; Peephole 109   removed ljmp by inverse jump logic
	jnz  00101$
00117$:
;	_strrchr.c 37
;	genAssign
00105$:
;	genMinus
;	genMinusDec
	dec	r2
	cjne	r2,#0xff,00118$
	dec	r3
00118$:
;	genCmpEq
	mov	a,r2
	cjne	a,ar5,00119$
	mov	a,r3
	cjne	a,ar6,00119$
	mov	a,r4
	cjne	a,ar7,00119$
; Peephole 132   changed ljmp to sjmp
	sjmp 00107$
00119$:
;	genPointerGet
;	genGenPointerGet
	mov	dpl,r2
	mov	dph,r3
	mov	b,r4
	lcall	__gptrget
;	genCmpEq
; Peephole 105   removed redundant mov
	mov  r0,a
; Peephole 132   changed ljmp to sjmp
; Peephole 199   optimized misc jump sequence
	cjne a,_strrchr_PARM_2,00105$
;00120$:
; Peephole 200   removed redundant sjmp
00121$:
00107$:
;	_strrchr.c 40
;	genPointerGet
;	genGenPointerGet
	mov	dpl,r2
	mov	dph,r3
	mov	b,r4
	lcall	__gptrget
;	genCmpEq
; Peephole 105   removed redundant mov
	mov  r5,a
; Peephole 132   changed ljmp to sjmp
; Peephole 199   optimized misc jump sequence
	cjne a,_strrchr_PARM_2,00109$
;00122$:
; Peephole 200   removed redundant sjmp
00123$:
;	_strrchr.c 41
;	genRet
	mov	dpl,r2
	mov	dph,r3
	mov	b,r4
; Peephole 132   changed ljmp to sjmp
	sjmp 00110$
00109$:
;	_strrchr.c 43
;	genRet
; Peephole 181   used 16 bit load of dptr
	mov  dptr,#0x0000
	mov	b,#0x00
00110$:
	ret
	.area CSEG    (CODE)
	.area	XINIT   (CODE)