137 lines
5 KiB
C
137 lines
5 KiB
C
/*
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* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
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* See the copyright notice in the ACK home directory, in the file "Copyright".
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*/
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#include "ass00.h"
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#include "assex.h"
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#ifndef NORCSID
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static char rcs_id[] = "$Header$" ;
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static char rcs_ass[]= RCS_ASS ;
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static char rcs_ex[] = RCS_EX ;
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#endif
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/*
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* global data
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*/
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int wordsize ;
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int ptrsize ;
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cons_t maxadr ;
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cons_t maxint;
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cons_t maxdint;
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cons_t maxunsig;
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cons_t maxdunsig;
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/*
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The structure containing used for procedure environment stacking
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*/
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stat_t pstate ;
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/*
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* pointers to not yet allocated storage
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*/
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glob_t *mglobs; /* pointer to module symbols */
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glob_t *xglobs; /* pointer to extern symbols */
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proc_t *mprocs; /* pointer to local procs */
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proc_t *xprocs; /* pointer to external procs */
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ptab_t *proctab; /* pointer to proctab[] */
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/*
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* some array and structures of known size
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*/
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FILE *ifile; /* input file buffer */
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FILE *tfile; /* code file buffer */
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FILE *dfile; /* data file buffer */
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FILE *rtfile; /* code file buffer */
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FILE *rdfile; /* data file buffer */
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char string[MAXSTRING];
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/*
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* some other pointers
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*/
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glob_t *lastglosym; /* last global symbol */
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glob_t *curglosym; /* current global symbol */
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relc_t *f_data = (relc_t *)0 ; /* first data reloc pointer */
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relc_t *l_data = (relc_t *)0 ; /* last data reloc pointer */
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relc_t *f_text = (relc_t *)0 ; /* first text reloc pointer */
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relc_t *l_text = (relc_t *)0 ; /* last text reloc pointer */
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/*
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* some indices
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*/
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int strlngth; /* index in string[] */
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FOFFSET inpoff; /* offset in current input file */
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FOFFSET libeof; /* ceiling for above number */
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/*
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* some other counters
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*/
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int procnum; /* generic for unique proc-descr. */
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cons_t prog_size; /* length of current proc */
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int max_bytes;
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int pass;
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int line_num; /* line number for error messages */
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int nerrors; /* number of nonfatal errors */
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cons_t consiz; /* size of U,I or F value */
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cons_t textbytes; /* size of code file */
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cons_t databytes; /* highwater mark in data */
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FOFFSET dataoff; /* size of data file */
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FOFFSET textoff; /* size of text file */
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FOFFSET lastoff; /* previous size before last block */
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int datamode; /* what kind of data */
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int datablocks; /* number of datablocks written out */
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relc_t *lastheader; /* pointer into datareloc */
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cons_t holbase;
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cons_t holsize;
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int unresolved; /* # of unresolved references */
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int sourcelines; /* number of lines in source program*/
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int intflags = 1; /* flags for interpreter */
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/*
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* some flags
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*/
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int archmode; /* reading library ? */
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int procflag; /* print "namelist" of procedures */
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#ifdef DUMP
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int c_flag; /* print unused opcodes */
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char opcnt1[256]; /* count primary opcodes */
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char opcnt2[256]; /* count secondary opcodes */
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char opcnt3[256]; /* count long opcodes */
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#endif
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int d_flag = 0; /* don't dump */
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int r_flag = 0; /* don't dump relocation tables */
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#ifdef JOHAN
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int jflag;
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#endif
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int wflag = 0; /* don't issue warning messages */
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int eof_seen;
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int mod_sizes; /* Size info in current module ok? */
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#define BASE (sizeof (struct lines) - sizeof (addr_u))
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char linesize[VALLOW+1] = {
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BASE, /* MISSING */
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BASE + sizeof (cons_t), /* CONST */
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BASE + sizeof prp_cast, /* PROCNAME */
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BASE + sizeof gbp_cast, /* GLOSYM */
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BASE + sizeof lbp_cast, /* LOCSYM */
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BASE + sizeof (struct sad_df), /* GLOOFF */
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BASE + sizeof (struct sad_ln), /* LINES */
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BASE /* VALLOW */
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} ;
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/*
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* miscellaneous
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*/
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char *progname; /* argv[0] */
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char *curfile = 0; /* name of current file */
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char *eout = "e.out";
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arch_t archhdr;
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siz_t sizes[NDEFAULT] = {
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/* mlab, glab,mproc,xproc, proc */
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{ 151, 29, 31, 73, 130 }, /* small */
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{ 307, 127, 151, 401, 460 }, /* medium */
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{ 601, 251, 151, 401, 600 }, /* large */
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{1601, 1601, 1601, 1601, 2000 } /* extra large */
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};
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siz_t *oursize = &sizes[2] ; /* point to selected sizes */
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