test.asm

TI C54写的G729代码,视线8kbps高质量语音编码,汇编优化

        .mmregs
        .include  ../include/struct.h
        .include  ../include/const.h
        .include  ../include/ld8amem.h

PortIn   .set    4080h
PortOut1 .set    4090h
PortOut2 .set    4091h
PortOut3 .set    4092h

        .def    ReadInput
        .def    WriteOutput

        .def    WriteOutput2

        .text

ReadInput:
        MVDM    ptr_new_speech, AR3
        RPT     #L_FRAME - 1
        PORTR   PortIn, *AR3+

        RET
WriteOutput:
	STM #CodeWord,AR3
	RPT #11-1
		PORTW *AR3+,PortOut1
	RET

WriteOutput0:
        STM     #Addr_lpc_coefQ12, AR3
        RPT     #10 - 1
                PORTW   *AR3+, PortOut1

        STM     #Addr_RCoef, AR3
        STM     #2, AR0
        RPT     #10 - 1
                PORTW   *AR3+0, PortOut2


        RET

WriteOutput2
        STM     #Addr_CorrCoef1, AR3
        STM     #M, BRC
        STM     #AL, AR2
        RPTB    EndSaveLagWin-1

                PORTW   *AR3+, PortOut3
                LDU     *AR3+, A
                LD      A, -1, A
                PORTW   *AR2, PortOut3
EndSaveLagWin:

        RET