delay.asm

DSP,FIR设计

;***************************************************************
;* TMS320C54x ANSI C Codegen                      Version 3.70 *
;* Date/Time created: Sat Apr 05 13:25:49 2003                 *
;***************************************************************
	.mmregs
FP	.set	AR7
	.c_mode
	.file	"delay.c"
;	C:\TI\C5400\CGTOOLS\BIN\acp500.exe -q -Ic:/ti/c5400/bios/include -Ic:/ti/c5400/rtdx/include -Ic:/ti/c5400/cgtools/include --keep_unneeded_types -m --i_output_file C:\WINDOWS\TEMP\TI566261_2 --template_info_file C:\WINDOWS\TEMP\TI566261_3 --object_file delay.obj --opt_shell 8 delay.c -g -k -q -ss -ic:/ti/c5400/bios/include -ic:/ti/c5400/rtdx/include -ic:/ti/c5400/cgtools/include delay.c 
	.sect	".text"
	.global	_waitloop
	.sym	_waitloop,_waitloop, 32, 2, 0
	.func	12
;----------------------------------------------------------------------
;  12 | void waitloop( volatile unsigned long loopval )                        
;----------------------------------------------------------------------

;***************************************************************
;* FUNCTION DEF: _waitloop                                     *
;***************************************************************
_waitloop:
	.line	2
;* A     assigned to _loopval
	.sym	_loopval,0, 15, 17, 32
	.sym	_loopval,0, 15, 1, 32
        FRAME     #-3
        NOP
        DST       A,*SP(0)              ; |13| 
	.line	3
;----------------------------------------------------------------------
;  14 | while( loopval )                                                       
;----------------------------------------------------------------------
        DLD       *SP(0),A              ; |14| 
        BC        L2,AEQ                ; |14| 
        ; branch occurs ; |14| 
L1:    
	.line	5
;----------------------------------------------------------------------
;  16 | loopval--;                                                             
;----------------------------------------------------------------------
        DLD       *SP(0),A              ; |16| 
        SUB       #1,A                  ; |16| 
        DST       A,*SP(0)              ; |16| 
	.line	6
        DLD       *SP(0),A              ; |17| 
        BC        L1,ANEQ               ; |17| 
        ; branch occurs ; |17| 
L2:    
	.line	7
        FRAME     #3
        RET
        ; return occurs
	.endfunc	18,000000000h,3



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;* TYPE INFORMATION                                            *
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