Subversion Repositories openrisc

/* The arrays are too large for the xstormy16 - won't fit in 16 bits. */

/* { dg-xfail-if "The array too big" { "h8300-*-*" } { "-mno-h" "-mn" } { "" } } */

/* { dg-do assemble { xfail xstormy16-*-* m6811-*-* m6812-*-* } } */

/* { dg-require-effective-target size32plus } */

unsigned char   TIFFFax2DMode[20][256];

unsigned char   TIFFFax2DNextState[20][256];

unsigned char   TIFFFaxUncompAction[20][256];

unsigned char   TIFFFaxUncompNextState[20][256];

unsigned char   TIFFFax1DAction[230][256];

unsigned char   TIFFFax1DNextState[230][256];

typedef struct tableentry {

    unsigned short length;

    unsigned short code;

    short       runlen;

} tableentry;

extern tableentry TIFFFaxWhiteCodes[];

extern tableentry TIFFFaxBlackCodes[];

static short sp_data, sp_bit;

static unsigned char

fetchByte (inbuf)

unsigned char **inbuf;

{

    unsigned char byte = **inbuf;

    (*inbuf)++;

    return (byte);

}

static int

decode_white_run (inbuf)

unsigned char **inbuf;

{

    short state = sp_bit;

    short action;

    int runlen = 0;

    for (;;)

    {

        if (sp_bit == 0)

        {

        nextbyte:

            sp_data = fetchByte (inbuf);

        }

        action = TIFFFax1DAction[state][sp_data];

        state = TIFFFax1DNextState[state][sp_data];

        if (action == 0 )

            goto nextbyte;

        if (action == 1 )

            return (-1 );

        if (action == 210 )

            return (-3 );

        sp_bit = state;

        action = (TIFFFaxWhiteCodes[ action - 2  ].runlen) ;

        runlen += action;

        if (action < 64)

            return (runlen);

    }

}