Subversion Repositories planix.SVN

TEXT mpvecsub(SB),$0
        MOVW    alen+4(FP), R4
        MOVW    b+8(FP), R5
        MOVW    blen+12(FP), R6
        MOVW    diff+16(FP), R7
        MOVW    $0, R8
        MOVW    R8, R3
        CMP     R8, R6
        B.EQ    _sub1
        SUB     R6, R4, R4
_subloop1:
        MOVW.P  4(R0), R1
        MOVW.P  4(R5), R2
        CMP     R3, R8
        SBC.S   R2, R1
        SBC     R8, R8, R3
        MOVW.P  R1, 4(R7)
        SUB.S   $1, R6
        B.NE    _subloop1
_sub1:
        CMP     R8, R4
        RET.EQ
_subloop2:
        MOVW.P  4(R0), R1
        CMP     R3, R8
        SBC.S   R8, R1
        SBC     R8, R8, R3
        MOVW.P  R1, 4(R7)
        SUB.S   $1, R4
        B.NE    _subloop2
        RET