util/ego/ic/ic_aux.h

   1 /* $Id: ic_aux.h,v 1.4 1994/06/24 10:24:09 ceriel Exp $ */
   2 /*
   3  * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
   4  * See the copyright notice in the ACK home directory, in the file "Copyright".
   5  */
   6 /*  I N T E R M E D I A T E   C O D E
   7  *
   8  *  A U X I L I A R Y   R O U T I N E S
   9  */
  10
  11
  12
  13 extern offset   opr_size();             /* ( short instr )
  14                                          * size of operand of given instruction.
  15                                          * The operand is an object , so the
  16                                          * instruction can be loe, zre etc..
  17                                          */
  18 extern          dblockdef();            /* (dblock_p db, int n, line_p lnp)
  19                                          * Fill in d_pseudo, d_size and
  20                                          * d_values fields of db.
  21                                          */
  22 extern          combine();              /* (dblock_p db;line_p l1,l2;byte pseu)
  23                                          * Combine two successive ROMs or CONs
  24                                          * (with no data label in between)
  25                                          * into one ROM or CON.
  26                                          */
  27 extern line_p   arglist();              /* ( int m)
  28                                          * Read a list of m arguments. If m
  29                                          * is 0, then the list is of
  30                                          * undetermined length; it is
  31                                          * then terminated by a cend symbol.
  32                                          */
  33 extern bool     is_datalabel();         /* ( line_p l)
  34                                          * TRUE if l is a data label defining
  35                                          * occurrence (i.e. its l_instr
  36                                          * field is ps_sym).
  37                                          */
  38 extern dblock_p block_of_lab();         /* (char *ident)
  39                                          * Find the datablock with
  40                                          * the given name.
  41                                          */
  42 extern obj_p    object();               /* (char *ident,offset off,short size)
  43                                          * Create an object struct.
  44                                          */