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- /* $Id$ */
- /*
- * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
- * See the copyright notice in the ACK home directory, in the file "Copyright".
- */
- /*
- * L O C A L S . H
- */
- extern local_p *locals; /* table of locals, index is local-number */
- extern short nrlocals; /* number of locals for which we keep ud-info */
- extern make_localtab(); /* (proc_p p)
- * Analyse the text of procedure p to determine
- * which local variable p has. Make a table of
- * these variables ('locals') and count them
- * ('nrlocals'). Also collect register messages.
- */
- extern var_nr(); /* (line_p l; short *nr_out;bool *found_out)
- * Compute the 'variable number' of the
- * variable referenced by EM instruction l.
- */
- extern find_local(); /* (offset off; short *nr_out; bool *found_out)
- * Try to find the local variable at the given
- * offset. Return its local-number.
- */
- /* Every global variable for which ud-info is maintained has
- * a 'global variable number' (o_globnr). Every useful local
- * has a 'local variable number', which is its index in the
- * 'locals' table. All these variables also have a
- * 'variable number'. Conversions exist between these numbers.
- */
- #define TO_GLOBAL(v) (v)
- #define TO_LOCAL(v) (v - nrglobals)
- #define GLOB_TO_VARNR(v) (v)
- #define LOC_TO_VARNR(v) (v + nrglobals)
- #define IS_GLOBAL(v) (v <= nrglobals)
- #define IS_LOCAL(v) (v > nrglobals)
- #define REGVAR(lc) lc->lc_flags |= LCF_REG
- #define IS_REGVAR(lc) (lc->lc_flags & LCF_REG)
- #define BADLC(lc) lc->lc_flags |= LCF_BAD
- #define IS_BADLC(lc) (lc->lc_flags & LCF_BAD)
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