objref idvec, spikevec
idvec = new Vector()
spikevec = new Vector()

iterator serialize_output() {local i
	if (pc.id == 0) {
		$o1.wopen()
		$o1.close()
	}
	pc.barrier()
	for i=0, pc.nhost-1 {
		if (i == pc.id) {
			$o1.aopen()
			iterator_statement
			$o1.close()
		}
		pc.barrier()
	}
}

proc want_all_spikes() {local i, gid  localobj mgr
	idvec.buffer_size(10000)
	spikevec.buffer_size(10000)
	for cell_gids(&gid, &i) if (gid < splitbit) {
		pc.spike_record(gid, spikevec, idvec)
	}
	for i=0, mgrs_list.count()-1 {
		mgr = mgrs_list.object(i)
		if (object_id(mgr.md)) { pc.spike_record(mgr.md_gid, spikevec, idvec) }
		if (object_id(mgr.gd)) { pc.spike_record(mgr.gd_gid, spikevec, idvec) }
	}
}

proc spike2file() { local i  localobj outf, s
    s = new String(sim_out_dir)
    sprint(s.s, "%s/%s.dat", s.s, spike_file_name)
    outf = new File(s.s)
    for serialize_output(outf) {
        for i=0, idvec.size-1 {
            outf.printf("%.10g %d\n", spikevec.x[i], idvec.x[i])
        }
    }
}

objref tdat_   
tdat_ = new Vector(7)
tdat_.x[5] = cxcpu // expected from lptiter.hoc
mindelay_ = 1e9
proc prun() {
	pc.setup_transfer()
        mindelay_ = pc.set_maxstep(10)
        runtime=startsw()
        tdat_.x[0] = pc.wait_time
        stdinit()
if (0) {
	if (0) {
		pc.psolve(tstop/2)
		savestate()
	}else{
		restorestate()
	}
}
        pc.psolve(tstop)
        tdat_.x[0] = pc.wait_time - tdat_.x[0]
        runtime = startsw() - runtime
        tdat_.x[1] = pc.step_time
        tdat_.x[2] = pc.send_time
	tdat_.x[3] = pc.vtransfer_time(0) // for gaps
	tdat_.x[4] = pc.vtransfer_time(1) // for splitcells
//      printf("%d wtime %g\n", pc.id, waittime)
}

objref mxhist_
proc mkhist() {
	if (pc.id == 0) {
		mxhist_ = new Vector($1)
		pc.max_histogram(mxhist_)
	}
}
proc prhist() {local i, j
	if (pc.id == 0 && object_id(mxhist_)) {
		printf("histogram of #spikes vs #exchanges\n")
		j = 0
		for i=0, mxhist_.size-1 {
			if (mxhist_.x[i] != 0) { j = i }
		}
		for i = 0, j {
			printf("%d\t %d\n", i, mxhist_.x[i])
		}
		printf("end of histogram\n")
	}
}


func mindelay() {local i, md
	if (pc.nhost > 1) {
		pc.context("{pc.post(\"mindelay\", mindelay_)}")
		for i=1, pc.nhost-1 {
			pc.take("mindelay", &md)
			if (md < mindelay_) {
				mindelay_ = md
			}
		}		
	}
	return mindelay_ // see nc_append
}

objref tavg_stat, tmin_stat, tmax_stat, idmin_stat, idmax_stat
proc poststat() {
	pc.post("poststat", pc.id, tdat_)
}
proc getstat() {local i, j, id localobj tdat
	tdat = tdat_.c	tavg_stat = tdat_.c  tmin_stat = tdat_.c  tmax_stat = tdat_.c
	idmin_stat = tdat_.c.fill(0)  idmax_stat = tdat_.c.fill(0)
	if (pc.nhost > 1) {
		pc.context("poststat()\n")
		for i=0, pc.nhost-2 {
			pc.take("poststat", &id, tdat)
			tavg_stat.add(tdat)
			for j = 0, tdat_.size-1 {
				if (tdat.x[j] > tmax_stat.x[j]) {
					idmax_stat.x[j] = id
					tmax_stat.x[j] = tdat.x[j]
				}
				if (tdat.x[j] < tmin_stat.x[j]) {
					idmin_stat.x[j] = id
					tmin_stat.x[j] = tdat.x[j]
				}
			}
		}
	}
	tavg_stat.div(pc.nhost)
}

objref spstat_
proc postspstat() {local i
	spstat_ = new Vector()
	cvode.spike_stat(spstat_)
	i = spstat_.size
	spstat_.resize(spstat_.size + 4)
	spstat_.x[i] = pc.spike_statistics(&spstat_.x[i+1], &spstat_.x[i+2],\
		&spstat_.x[i+3])
	pc.post("postspstat", pc.id, spstat_)
}
proc print_spike_stat_info() {local i, j, id  localobj spstat, sum, min, max, idmin, idmax, label
	spstat = new Vector()
	spstat_ = new Vector()
	cvode.spike_stat(spstat_)
	i = spstat_.size
	spstat_.resize(spstat_.size + 4)
	spstat_.x[i] = pc.spike_statistics(&spstat_.x[i+1], &spstat_.x[i+2],\
		&spstat_.x[i+3])
	sum = spstat_.c
	min = spstat_.c
	max = spstat_.c
	idmin = spstat_.c.fill(0)
	idmax = spstat_.c.fill(0)
	if (pc.nhost > 1) {
		pc.context("postspstat()\n")
		for i=0, pc.nhost-2 {
			pc.take("postspstat", &id, spstat)
			sum.add(spstat)
			for j=0, spstat.size-1 {
				if (spstat.x[j] > max.x[j]) {
					idmax.x[j] = id
					max.x[j] = spstat.x[j]
				}
				if (spstat.x[j] < min.x[j]) {
					idmin.x[j] = id
					min.x[j] = spstat.x[j]
				}
			}
		}
	}
	label = new List()
	label.append(new String("eqn"))
	label.append(new String("NetCon"))
	label.append(new String("deliver"))
	label.append(new String("NC deliv"))
	label.append(new String("PS send"))
	label.append(new String("S deliv"))
	label.append(new String("S send"))
	label.append(new String("S move"))
	label.append(new String("Q insert"))
	label.append(new String("Q move"))
	label.append(new String("Q remove"))
	label.append(new String("max sent"))
	label.append(new String("sent"))
	label.append(new String("received"))
	label.append(new String("used"))

	printf("%10s %13s %10s %10s    %5s   %5s\n",\
		"", "total", "min", "max", "idmin", "idmax")
	for i=0, spstat_.size-1 {
		printf("%-10s %13.0lf %10d %10d    %5d   %5d\n",\
label.object(i).s, sum.x[i], min.x[i], max.x[i], idmin.x[i], idmax.x[i])
	}

	printf("\n%-10s %-10s %-10s %-10s %-10s %-10s %-10s %-10s %-10s\n",\
		"setup", "run", "avgspkxfr", "avgcomp", "avgx2q", "avgvxfr", "avgsplit", "avgcx", "avgactcx")
	printf("%-10.4g %-10.4g", setuptime, runtime)
	for i=0, tdat_.size-1 { printf(" %-10.4g", tavg_stat.x[i]) }

	printf("\n\n%5s %-15s %-15s %-15s %-15s %-15s %-15s %-15s\n", \
		"", "id   spkxfr", "id   com", "id   x2q", "id   vxfr", "id   split", "id   cx", "id   actcx")
	printf("%-5s", "min")
	for i=0, tdat_.size-1 { printf(" %-4d %-10.4g", idmin_stat.x[i], tmin_stat.x[i]) }
	printf("\n%-5s", "max")
	for i=0, tdat_.size-1 { printf(" %-4d %-10.4g", idmax_stat.x[i], tmax_stat.x[i]) }
	printf("\n")
}

proc savestate() {local i  localobj s, ss, f, rl
	s = new String()
	sprint(s.s, "svst.%04d", pnm.myid)
	f = new File(s.s)
	ss = new SaveState()
	ss.save()
	ss.fwrite(f, 0)

	rl = new List("Random")
	f.printf("Random %d\n", rl.count)
	for i=0, rl.count-1 {
		f.printf("%d\n", rl.object(i).seq())
	}
	f.close
}

proc restorestate() {local i  localobj s, ss, f, rl
	s = new String()
	sprint(s.s, "svst.%04d", pnm.myid)
	f = new File(s.s)
	ss = new SaveState()
	ss.fread(f, 0)
	rl = new List("Random")
	if (f.scanvar() != rl.count) {
		execerror("Random count unexpected", "")
	}
	for i=0, rl.count-1 {
		rl.object(i).seq(f.scanvar())
	}
	f.close
	ss.restore()
}