ack/util/ego/share/debug.c
George Koehler d99a0682fc Switch ego to libc <assert.h>
I also tried, in types.h, to switch ego to libc <stdbool.h>, but that
causes an infinite loop in the IL phase.
2017-11-15 19:48:53 -05:00

146 lines
2.3 KiB
C

/* $Id$ */
/*
* (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
* See the copyright notice in the ACK home directory, in the file "Copyright".
*/
/* S H A R E D F I L E
*
* D E B U G . C
*/
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <em_spec.h>
#include "types.h"
#include "def.h"
#include "debug.h"
#include "global.h"
int linecount; /* # lines in this file */
bool verbose_flag = FALSE; /* generate verbose output ? */
/* VARARGS1 */
void error(const char *s, ...)
{
va_list ap;
va_start(ap, s);
fprintf(stderr,"error on line %u",linecount);
if (filename != (char *) 0) {
fprintf(stderr," file %s",filename);
}
fprintf(stderr,": ");
vfprintf(stderr,s,ap);
fprintf(stderr,"\n");
abort();
exit(-1);
}
#ifdef TRACE
/* VARARGS1 */
void OUTTRACE(const char *s, int n)
{
fprintf(stderr,"> ");
vfprintf(stderr,s,n);
fprintf(stderr,"\n");
}
#endif
#ifdef VERBOSE
/* VARARGS1 */
void OUTVERBOSE(const char *s, int n1, int n2)
{
if (verbose_flag) {
fprintf(stderr,"optimization: ");
fprintf(stderr,s,n1,n2);
fprintf(stderr,"\n");
}
}
#endif
#ifdef DEBUG
/* Valid Address */
void VA(short *a) {
if (a == (short *) 0) error("VA: 0 argument");
if ( ((unsigned) a & 01) == 01) {
/* MACHINE DEPENDENT TEST */
error("VA: odd argument");
}
}
/* Valid Instruction code */
void VI(short i) {
if (i > ps_last) error("VI: illegal instr: %d", i);
}
/* Valid Line */
void VL(line_p l) {
byte instr, optype;
VA((short *) l);
instr = l->l_instr;
VI(instr);
optype = TYPE(l);
if (optype < OP_FIRST || optype > OP_LAST) {
error("VL: illegal optype: %d", optype);
}
}
/* Valid Data block */
void VD(dblock_p d) {
byte pseudo;
VA((short *) d);
pseudo = d->d_pseudo;
if (pseudo < D_FIRST || pseudo > D_LAST) {
error("VD: illegal pseudo: %d",pseudo);
}
}
/* Valid Object */
void VO(obj_p o) {
offset off;
VA((short *) o);
off = o->o_off;
if (off < 0 || off > 10000) {
error("VO: unlikely offset: %d", off);
}
}
/* Valid Proc */
void VP(proc_p p) {
proc_id pid;
int nrlabs;
VA((short *) p);
pid = p->p_id;
if (pid <0 || pid > 1000) {
error("VP: unlikely proc_id: %d", (int) pid);
}
nrlabs = p->p_nrlabels;
if (nrlabs < 0 || nrlabs > 500) {
error("VP: unlikely p_nrlabels: %d", nrlabs);
}
}
#endif