/*-----------------------------------------------------------------*/
void clearUSERbp ( unsigned int addr )
{
breakp *bp;
/* for break points delete if they are STEP */
for ( bp = hTabFirstItemWK(bptable,addr); bp ;
bp = hTabNextItemWK(bptable)) {
/* if this is a step then delete */
if (bp->bpType == USER || bp->bpType == TMPUSER)
{
hTabDeleteItem(&bptable,bp->addr,bp,DELETE_ITEM,NULL);
/* if this leaves no other break points then
send command to simulator to delete bp from this addr */
if (hTabSearch(bptable,bp->addr) == NULL)
{
simClearBP(bp->addr);
}
fprintf(stdout,"Deleted breakpoint %d\n",
bp->bpnum);
userBpPresent-- ;
freeUSERbp(bp);
break;
}
}
if (!bp)
fprintf(stderr,"No breakpoint at address 0x%x.\n",addr);
}
/*-----------------------------------------------------------------*/
int setBreakPoint (unsigned addr, char addrType, char bpType,
int (*callBack)(unsigned,breakp *,context *) ,
char *fileName, int lineno)
{
breakp *bp, *bpl;
Dprintf(D_break, ("setBreakPoint: addr:%x atype:%s bpType:%s [%s:%d]\n",
addr,
debug_bp_type_strings[(int)addrType],
debug_bp_type_strings[(int)bpType],
fileName, lineno+1));
/* allocate & init a new bp */
bp = Safe_calloc(1,sizeof(breakp));
bp->addr = addr;
bp->addrType = addrType;
bp->bpType = bpType;
bp->callBack = callBack;
bp->bpnum = ((bpType == USER || bpType == TMPUSER)? ++bpnum : 0);
bp->filename = fileName;
bp->lineno = lineno;
/* if this is an user break point then
check if there already exists one for this address */
if (bpType == USER || bpType == TMPUSER)
{
for ( bpl = hTabFirstItemWK(bptable,addr) ; bpl;
bpl = hTabNextItemWK(bptable))
{
/* if also a user break point then issue Note : */
if (bpl->bpType == USER || bpType == TMPUSER)
fprintf(stderr,"Note: breakpoint %d also set at pc 0x%x\n",
bpl->bpnum,bpl->addr);
}
fprintf(stderr,"Breakpoint %d at 0x%x: file %s, line %d.\n",
bp->bpnum, addr, fileName, lineno+1);
userBpPresent++;
}
if (bpType != STEP && bpType != NEXT)
{
/* if a break point does not already exist then
send command to simulator to add one */
if (!hTabSearch(bptable,addr))
/* send the break command to the simulator */
simSetBP (addr);
}
/* now add the break point to list */
hTabAddItem(&bptable,addr,bp);
return bp->bpnum ;
}
/*-----------------------------------------------------------------*/
void *
hTabItemWithKey (hTab * htab, int key)
{
hashtItem *htip;
if (!(htip = hTabSearch (htab, key)))
return NULL;
return htip->item;
}
/*-----------------------------------------------------------------*/
void deleteUSERbp (int bpnum)
{
breakp *bp;
int k;
Dprintf(D_break, ("break: deleteUSERbp %d\n", bpnum));
/* for break points delete if they are STEP */
for ( bp = hTabFirstItem(bptable,&k); bp ;
bp = hTabNextItem(bptable,&k)) {
/* if this is a user then delete if break
point matches or bpnumber == -1 (meaning delete
all user break points */
if ((bp->bpType == USER || bp->bpType == TMPUSER )
&& ( bp->bpnum == bpnum || bpnum == -1))
{
hTabDeleteItem(&bptable,bp->addr,bp,DELETE_ITEM,NULL);
/* if this leaves no other break points then
send command to simulator to delete bp from this addr */
if (hTabSearch(bptable,bp->addr) == NULL) {
simClearBP (bp->addr);
Dprintf(D_break, ("break: deleteUSERbp:simClearBP 0x%x\n", bp->addr));
}
fprintf(stdout,"Deleted breakpoint %d\n",bp->bpnum);
userBpPresent-- ;
freeUSERbp(bp);
if (bpnum == -1)
continue ;
else
break;
}
}
if (!bp && bpnum != -1)
fprintf(stderr,"No breakpoint number %d.\n",bpnum);
}
