typewv.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 627 行 · 第 1/2 页

static void StartType( char *name, int index ){
      Wdputs( name );
      Wdputs( "(" );
      Putdec( index );
      Wdputslc( ")\n" );
}
/*
 * Dump_types - dump all typing information
 */
void Dmp_type( int cnt, unsigned_32 *offs )
/*****************************************/
{
    int         i;
    addr32_ptr  *p32;
    addr48_ptr  *p48;
    char        *ptr;
    unsigned_16 index;
    unsigned_16 curr_index;
    unsigned_32 coff;
    char        name[256];
    char        buff[256];

    for( i = 0; i < cnt; i++ ) {
        coff = 0;
        Wdputs( "      Data " );
        Putdec( i );
        Wdputs( ":  offset " );
        Puthex( offs[i], 8 );
        Wdputslc( "\n" );
        curr_index = 0;
        while( 1 ) {
            Wlseek( coff + Curr_sectoff + offs[i] );
            Wread( buff, sizeof( buff ) );
            Wdputs( "        " );
            Puthex( coff, 4 );
            Wdputs( ": " );
            ptr = buff+2;
            switch( buff[1] ) {
            case SCALAR:
                StartType( "SCALAR", ++curr_index );
                ptr = buff+3;
                Get_local_name( name, ptr, buff );
                Wdputs( "          \"" );
                Wdputs( name );
                Wdputs( "\"  scalar type = " );
                scalar_type( buff[2] );
                Wdputslc( "\n" );
                break;
            case SCOPE:
                StartType( "SCOPE", ++curr_index);
                Get_local_name( name, ptr, buff );
                Wdputs( "          \"" );
                Wdputs( name );
                Wdputslc( "\"\n" );
                break;
            case NAME:
                StartType( "NAME", ++curr_index);
                ptr = Get_type_index( ptr, &index );
                ptr = Get_type_index( ptr, &index );
                Get_local_name( name, ptr, buff );
                Wdputs( "          \"" );
                Wdputs( name );
                Wdputs( "\"  type idx = " );
                Putdec( index );
                Wdputs( "  scope idx = " );
                ptr = Get_type_index( buff+2, &index );
                Putdec( index );
                Wdputslc( "\n" );
                break;
            case CUE_TABLE:
                Wdputs( "cue table offset=" );
                Puthex( *(unsigned_32 *)ptr, 8 );
                Wdputslc( "\n" );
                break;
            case TYPE_EOF:
                return;
            case BYTE_INDEX:
                StartType( "BYTE_INDEX ARRAY", ++curr_index);
                array_index( ptr, 1 );
                break;
            case WORD_INDEX:
                StartType( "WORD_INDEX ARRAY", ++curr_index);
                array_index( ptr, 2 );
                break;
            case LONG_INDEX:
                StartType( "LONG_INDEX ARRAY", ++curr_index);
                array_index( ptr, 4 );
                break;
            case TYPE_INDEX:
                StartType( "TYPE_INDEX ARRAY", ++curr_index);
                Wdputs( "          index type = " );
                ptr = Get_type_index( ptr, &index );
                Putdec( index );
                base_type_index( ptr );
                break;
            case DESC_INDEX:
                StartType( "DESC_INDEX ARRAY", ++curr_index);
                desc_array( ptr, FALSE );
                break;
            case DESC_INDEX_386:
                StartType( "DESC_INDEX ARRAY", ++curr_index);
                desc_array( ptr, TRUE );
                break;
            case BYTE_RANGE:
                StartType( "BYTE_RANGE", ++curr_index);
                range( ptr, 1 );
                break;
            case WORD_RANGE:
                StartType( "WORD_RANGE", ++curr_index);
                range( ptr, 2 );
                break;
            case LONG_RANGE:
                StartType( "LONG_RANGE", ++curr_index);
                range( ptr, 4 );
                break;
            case NEAR:
                StartType( "NEAR PTR", ++curr_index);
                Wdputs( "       " );
                near_ptr( buff );
                break;
            case FAR:
                StartType( "FAR PTR", ++curr_index);
                Wdputs( "       " );
                base_type_index( ptr );
                break;
            case HUGE:
                StartType( "HUGE PTR", ++curr_index);
                Wdputs( "       " );
                base_type_index( ptr );
                break;
            case NEAR_DEREF:
                StartType( "NEAR_DEREF PTR", ++curr_index);
                Wdputs( "       " );
                near_ptr( buff );
                break;
            case FAR_DEREF:
                StartType( "FAR_DEREF PTR", ++curr_index);
                Wdputs( "       " );
                base_type_index( ptr );
                break;
            case HUGE_DEREF:
                StartType( "HUGE_DEREF PTR", ++curr_index);
                Wdputs( "       " );
                base_type_index( ptr );
                break;
            case NEAR386:
                StartType( "NEAR386 PTR", ++curr_index);
                Wdputs( "       " );
                near_ptr( buff );
                break;
            case FAR386:
                StartType( "FAR386 PTR", ++curr_index);
                Wdputs( "       " );
                base_type_index( ptr );
                break;
            case NEAR386_DEREF:
                StartType( "NEAR386_DEREF PTR", ++curr_index);
                Wdputs( "       " );
                near_ptr( buff );
                break;
            case FAR386_DEREF:
                StartType( "FAR386_DEREF PTR", ++curr_index);
                Wdputs( "\n       " );
                base_type_index( ptr );
                break;
            case CLIST:
                StartType( "ENUM_LIST", ++curr_index);
                Wdputs( "          number of consts = " );
                Puthex( *ptr, 4 );
                Wdputs( "   scalar type = " );
                scalar_type( buff[4] );
                Wdputslc( "\n" );
                break;
            case CONST_BYTE:
                Wdputslc( "CONST_BYTE\n" );
                enum_const( buff, 1 );
                break;
            case CONST_WORD:
                Wdputslc( "CONST_WORD\n" );
                enum_const( buff, 2 );
                break;
            case CONST_LONG:
                Wdputslc( "CONST_LONG\n" );
                enum_const( buff, 4 );
                break;
            case FLIST:
                StartType( "FIELD_LIST", ++curr_index);
                Wdputs( "          number of fields = " );
                Puthex( *ptr, 4 );
                if( buff[0] > 4 ) {
                    Wdputs( "   size = " );
                    ptr += 2;
                    Puthex( *ptr, 8 );
                }
                Wdputslc( "\n" );
                break;
            case FIELD_BYTE:
                Wdputslc( "FIELD_BYTE\n" );
                bit_field_struct( buff, 1, FALSE );
                break;
            case FIELD_WORD:
                Wdputslc( "FIELD_WORD\n" );
                bit_field_struct( buff, 2, FALSE );
                break;
            case FIELD_LONG:
                Wdputslc( "FIELD_LONG\n" );
                bit_field_struct( buff, 4, FALSE );
                break;
            case BIT_BYTE:
                Wdputslc( "BIT_BYTE\n" );
                bit_field_struct( buff, 1, TRUE );
                break;
            case BIT_WORD:
                Wdputslc( "BIT_WORD\n" );
                bit_field_struct( buff, 2, TRUE );
                break;
            case BIT_LONG:
                Wdputslc( "BIT_LONG\n" );
                bit_field_struct( buff, 4, TRUE );
                break;
            case FIELD_CLASS:
                Wdputslc( "FIELD_CLASS\n" );
                bit_field_class( buff, FALSE );
                break;
            case BIT_CLASS:
                Wdputslc( "BIT_CLASS\n" );
                bit_field_class( buff, TRUE );
                break;
            case INHERIT_CLASS:
                Wdputslc( "INHERIT_CLASS\n" );
                Wdputs( "          adjust locator = " );
                ptr = Dump_location_expression( ptr, "            " );
                Wdputs( "          ancestor type = " );
                Get_type_index( ptr, &index );
                Putdec( index );
                Wdputslc( "\n" );
                break;
            case PNEAR:
                StartType( "NEAR PROC", ++curr_index);
                near_far_proc( buff );
                break;
            case PFAR:
                StartType( "FAR PROC", ++curr_index);
                near_far_proc( buff );
                break;
            case PNEAR386:
                StartType( "NEAR386 PROC", ++curr_index);
                near_far_proc( buff );
                break;
            case PFAR386:
                StartType( "FAR386 PROC", ++curr_index);
                near_far_proc( buff );
                break;
            case EXT_PARMS:
                Wdputslc( "EXT_PARMS\n" );
                param_type_index( (unsigned_8)buff[0]-2, ptr );
                break;
            case CHAR_BYTE:
                StartType( "CHAR_BYTE", ++curr_index);
                Wdputs( "        length = " );
                Puthex( *ptr, 2 );
                Wdputslc( "\n" );
                break;
            case CHAR_WORD:
                StartType( "CHAR_WORD", ++curr_index);
                Wdputs( "        length = " );
                Puthex( *ptr, 4 );
                Wdputslc( "\n" );
                break;
            case CHAR_LONG:
                StartType( "CHAR_LONG", ++curr_index);
                Wdputs( "        length = " );
                Puthex( *ptr, 8 );
                Wdputslc( "\n" );
                break;
            case CHAR_IND:
                StartType( "CHAR_IND", ++curr_index);
                Wdputs( "       scalar type = " );
                scalar_type( buff[2] );
                p32 = (addr32_ptr *)ptr;
                Puthex( p32->segment, 4 );
                Wdputc( ':' );
                Puthex( p32->offset, 4 );
                Wdputslc( "\n" );
                break;
            case CHAR_IND_386:
                StartType( "CHAR_IND_386", ++curr_index);
                Wdputs( "       scalar type = " );
                scalar_type( buff[2] );
                p48 = (addr48_ptr *)ptr;
                Puthex( p48->segment, 4 );
                Wdputc( ':' );
                Puthex( p48->offset, 8 );
                Wdputslc( "\n" );
                break;
            case CHAR_LOCATION:
                StartType( "CHAR_LOC", ++curr_index);
                Wdputs( "       scalar type = " );
                scalar_type( buff[2] );
                Wdputs( "          size locator = " );
                ptr = Dump_location_expression( ptr + 1, "            " );
                Wdputslc( "\n" );
                break;
            }
            coff += buff[0];
            if( coff >= (offs[i+1] - offs[i]) ) {
                break;
            }
        }
    }

} /* Dmp_type */