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#include <gfsm.h>
#include <stdio.h>
#include <stdlib.h>
#include "labprobs.h"
/*======================================================================
* Globals
*/
const char *prog = "seek2test";
const char *fsmfile = "tagh-chopped.gfst";
//const char *xfsmfile = "tagh-lo.gfstx";
gfsmStateId qid_test = 0;
guint out_degree_test = 0;
gulong count_test =
//1024
//1048576
4194304
//16777216
;
//#define BENCH_SORTED 1
#undef BENCH_SORTED
/*======================================================================
* bench_seek_vanilla()
*/
double bench_seek_vanilla(gfsmAutomaton *fsm) {
guint i;
double elapsed;
GPtrArray *ary = g_ptr_array_sized_new(gfsm_automaton_out_degree(fsm,qid_test));
GTimer *timer = g_timer_new();
g_timer_start(timer);
for (i=0; i < count_test; i++) {
//-- BEGIN TEST CODE
gfsmStateId qid = qid_test;
gfsmLabelId lab = g_array_index(seekus,gfsmLabelId,i);
gfsmArcIter ai;
ary->len=0;
for (gfsm_arciter_open(&ai,fsm,qid), gfsm_arciter_seek_lower(&ai,lab);
gfsm_arciter_ok(&ai);
gfsm_arciter_next(&ai), gfsm_arciter_seek_lower(&ai,lab))
{
gfsmArc *a = gfsm_arciter_arc(&ai);
if (fsm->flags.sort_mode==gfsmASMLower && a->lower!=lab) break;
g_ptr_array_add(ary, a);
}
//-- END TEST CODE
}
elapsed = g_timer_elapsed(timer,NULL);
//-- cleanup
g_ptr_array_free(ary,TRUE);
g_timer_destroy(timer);
return elapsed;
}
/*======================================================================
* bench_seek_labx()
*/
#ifndef SEEK_LABX_BINSEARCH_CUTOFF
#define SEEK_LABX_BINSEARCH_CUTOFF 0
//#define SEEK_LABX_BINSEARCH_CUTOFF 4
//#define SEEK_LABX_BINSEARCH_CUTOFF 8
//#define SEEK_LABX_BINSEARCH_CUTOFF 16
//#define SEEK_LABX_BINSEARCH_CUTOFF 32
//#define SEEK_LABX_BINSEARCH_CUTOFF 64
//#define SEEK_LABX_BINSEARCH_CUTOFF 128
//#define SEEK_LABX_BINSEARCH_CUTOFF 256
#endif
double bench_seek_labx(gfsmArcLabelIndex *labx) {
guint i;
double elapsed;
GPtrArray *ary = g_ptr_array_sized_new(gfsm_arc_label_index_out_degree(labx,qid_test));
GTimer *timer = g_timer_new();
g_timer_start(timer);
for (i=0; i < count_test; i++) {
//-- BEGIN TEST CODE
gfsmStateId qid = qid_test;
gfsmLabelId lab = g_array_index(seekus,gfsmLabelId,i);
gfsmArcRange range;
gfsmArc *a;
ary->len=0;
gfsm_arcrange_open_label_index(&range,labx,qid);
if ((range.max - range.min) <= SEEK_LABX_BINSEARCH_CUTOFF) {
for ( ; gfsm_arcrange_ok(&range); gfsm_arcrange_next(&range) ) {
a = gfsm_arcrange_arc(&range);
if (a->lower<lab) continue;
if (a->lower>lab) break;
g_ptr_array_add(ary, a);
}
} else {
for (gfsm_arcrange_seek_lower(&range,lab); gfsm_arcrange_ok(&range); gfsm_arcrange_next(&range)) {
a = gfsm_arcrange_arc(&range);
if (a->lower!=lab) break;
g_ptr_array_add(ary, a);
}
}
//gfsm_arcrange_close(&range);
//-- END TEST CODE
}
elapsed = g_timer_elapsed(timer,NULL);
//-- cleanup
g_ptr_array_free(ary,TRUE);
g_timer_destroy(timer);
return elapsed;
}
/*======================================================================
* Report
*/
GString *dat_header=NULL;
GString *dat_data=NULL;
gint dat_row=0;
gint dat_col=0;
void report_new_row(void) {
fprintf(stderr, "%s: qid=%u, out_degree=%u\n", prog, qid_test, out_degree_test);
//
//-- save data for gnuplot output
dat_col=0;
if (!dat_header) dat_header = g_string_new("");
if (!dat_data) dat_data = g_string_new("");
if (dat_row==0) {
g_string_append(dat_header,"#1:out_deg");
}
g_string_append_printf(dat_data, "%u", out_degree_test);
}
void report_column(char *label, double elapsed) {
double iters_per_sec = ((double)count_test)/elapsed;
//
//-- to stderr
fprintf(stderr, "BENCH[%16s]: %ld iters in %.2g sec: %.2g iters/sec\n",
label, count_test, elapsed, iters_per_sec);
fflush(stderr);
//
//-- to data strings
if (dat_row==0) {
g_string_append_printf(dat_header, "\t%d:%s_secs\t%d:%s_ips", (2*dat_col+2),label, (2*dat_col+3),label);
}
g_string_append_c(dat_data,'\t');
g_string_append_printf(dat_data,"\t%g\t%g", elapsed,iters_per_sec);
++dat_col;
}
void report_end_row(void) {
++dat_row;
g_string_append(dat_data,"\n");
}
void report_gnuplot(void) {
fflush(stderr);
printf("%s\n%s", dat_header->str, dat_data->str);
}
/*======================================================================
* Main
*/
int main(int argc, char **argv)
{
char *qid_str="0";
gfsmError *err=NULL;
int argi;
//
gfsmAutomaton *fsm=NULL;
double elapsed_vanilla;
#ifdef BENCH_SORTED
gfsmAutomaton *fsm_sorted=NULL;
double elapsed_sorted;
#endif
gfsmArcLabelIndex *labx=NULL;
double elapsed_labx;
//-- sanity check
if (argc < 2) {
fprintf(stderr, "Usage: %s [QID(s)...]\n", prog);
exit(1);
}
//-- load probabilities & initialize
load_label_probs();
populate_seek_labels();
//-- report
fprintf(stderr, "%s: count=%lu\n", prog, count_test);
fflush(stderr);
//-- load/create: vanilla
fprintf(stderr, "%s: loading vanilla automaton '%s'... ", prog, fsmfile); fflush(stderr);
fsm = gfsm_automaton_new();
if (!gfsm_automaton_load_bin_filename(fsm,fsmfile,&err)) {
fprintf(stderr,"%s: load failed for '%s': %s\n", prog, fsmfile, (err ? err->message : "?"));
exit(3);
}
fsm->flags.sort_mode = gfsmASMNone;
fprintf(stderr, "loaded.\n"); fflush(stderr);
#ifdef BENCH_SORTED
//-- load/create: sorted
fprintf(stderr, "%s: sorting... ", prog); fflush(stderr);
fsm_sorted = gfsm_automaton_clone(fsm);
gfsm_automaton_arcsort(fsm_sorted,gfsmASMLower);
fprintf(stderr, "sorted.\n"); fflush(stderr);
#endif
//-- load/create: labx
fprintf(stderr, "%s: indexing to gfsmArcLabelIndex... ", prog); fflush(stderr);
labx = gfsm_automaton_to_arc_label_index_lower(fsm,NULL);
fprintf(stderr, "indexed.\n"); fflush(stderr);
//-- main loop
for (argi=1; argi < argc; argi++) {
qid_str = argv[argi];
qid_test = strtol(qid_str,NULL,0);
out_degree_test = gfsm_automaton_out_degree(fsm,qid_test);
report_new_row();
//-- benchmark: vanilla
elapsed_vanilla = bench_seek_vanilla(fsm);
report_column("vanilla", elapsed_vanilla);
#ifdef BENCH_SORTED
//-- benchmark: vanilla+sorted
gfsm_automaton_arcsort(fsm,gfsmASMLower);
elapsed_sorted = bench_seek_vanilla(fsm);
report_column("sorted", elapsed_sorted);
#endif
//-- benchmark: indexed
elapsed_labx = bench_seek_labx(labx);
report_column("labx", elapsed_labx);
report_end_row();
}
//-- gnuplot output
report_gnuplot();
//-- cleanup
if (fsm) gfsm_automaton_free(fsm);
#ifdef BENCH_SORTED
if (fsm_sorted) gfsm_automaton_free(fsm_sorted);
#endif
if (labx) gfsm_arc_label_index_free(labx);
return 0;
}
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