/* register simulator-specific statistics */
void
sim_reg_stats(struct stat_sdb_t *sdb)
{
int i;
stat_reg_counter(sdb, "sim_num_insn",
"total number of instructions executed",
&sim_num_insn, sim_num_insn, NULL);
stat_reg_counter(sdb, "sim_num_refs",
"total number of loads and stores executed",
&sim_num_refs, 0, NULL);
stat_reg_int(sdb, "sim_elapsed_time",
"total simulation time in seconds",
&sim_elapsed_time, 0, NULL);
stat_reg_formula(sdb, "sim_inst_rate",
"simulation speed (in insts/sec)",
"sim_num_insn / sim_elapsed_time", NULL);
if (prof_ic)
{
/* instruction class profile */
ic_prof = stat_reg_dist(sdb, "sim_inst_class_prof",
"instruction class profile",
/* initial value */0,
/* array size */ic_NUM,
/* bucket size */1,
/* print format */(PF_COUNT|PF_PDF),
/* format */NULL,
/* index map */inst_class_str,
/* print fn */NULL);
}
if (prof_inst)
{
int i;
char buf[512];
/* conjure up appropriate instruction description strings */
for (i=0; i < /* skip NA */OP_MAX-1; i++)
{
sprintf(buf, "%-8s %-6s", md_op2name[i+1], md_op2format[i+1]);
inst_str[i] = mystrdup(buf);
}
/* instruction profile */
inst_prof = stat_reg_dist(sdb, "sim_inst_prof",
"instruction profile",
/* initial value */0,
/* array size */ /* skip NA */OP_MAX-1,
/* bucket size */1,
/* print format */(PF_COUNT|PF_PDF),
/* format */NULL,
/* index map */inst_str,
/* print fn */NULL);
}
if (prof_bc)
{
/* instruction branch profile */
bc_prof = stat_reg_dist(sdb, "sim_branch_prof",
"branch instruction profile",
/* initial value */0,
/* array size */bc_NUM,
/* bucket size */1,
/* print format */(PF_COUNT|PF_PDF),
/* format */NULL,
/* index map */branch_class_str,
/* print fn */NULL);
}
if (prof_am)
{
/* instruction branch profile */
am_prof = stat_reg_dist(sdb, "sim_addr_mode_prof",
"addressing mode profile",
/* initial value */0,
/* array size */md_amode_NUM,
/* bucket size */1,
/* print format */(PF_COUNT|PF_PDF),
/* format */NULL,
/* index map */md_amode_str,
/* print fn */NULL);
}
if (prof_seg)
{
/* instruction branch profile */
seg_prof = stat_reg_dist(sdb, "sim_addr_seg_prof",
"load/store address segment profile",
/* initial value */0,
/* array size */seg_NUM,
/* bucket size */1,
/* print format */(PF_COUNT|PF_PDF),
/* format */NULL,
/* index map */addr_seg_str,
/* print fn */NULL);
}
if (prof_tsyms && sym_ntextsyms != 0)
{
int i;
/* load program symbols */
sym_loadsyms(ld_prog_fname, load_locals);
/* conjure up appropriate instruction description strings */
tsym_names = (char **)calloc(sym_ntextsyms, sizeof(char *));
for (i=0; i < sym_ntextsyms; i++)
tsym_names[i] = sym_textsyms[i]->name;
/* text symbol profile */
tsym_prof = stat_reg_dist(sdb, "sim_text_sym_prof",
"text symbol profile",
/* initial value */0,
/* array size */sym_ntextsyms,
/* bucket size */1,
/* print format */(PF_COUNT|PF_PDF),
/* format */NULL,
/* index map */tsym_names,
/* print fn */NULL);
}
if (prof_dsyms && sym_ndatasyms != 0)
{
int i;
/* load program symbols */
sym_loadsyms(ld_prog_fname, load_locals);
/* conjure up appropriate instruction description strings */
dsym_names = (char **)calloc(sym_ndatasyms, sizeof(char *));
for (i=0; i < sym_ndatasyms; i++)
dsym_names[i] = sym_datasyms[i]->name;
/* data symbol profile */
dsym_prof = stat_reg_dist(sdb, "sim_data_sym_prof",
"data symbol profile",
/* initial value */0,
/* array size */sym_ndatasyms,
/* bucket size */1,
/* print format */(PF_COUNT|PF_PDF),
/* format */NULL,
/* index map */dsym_names,
/* print fn */NULL);
}
if (prof_taddr)
{
/* text address profile (sparse profile), NOTE: a dense print format
is used, its more difficult to read, but the profiles are *much*
smaller, I've assumed that the profiles are read by programs, at
least for your sake I hope this is the case!! */
taddr_prof = stat_reg_sdist(sdb, "sim_text_addr_prof",
"text address profile",
/* initial value */0,
/* print format */(PF_COUNT|PF_PDF),
/* format */"0x%p %u %.2f",
/* print fn */NULL);
}
for (i=0; i<pcstat_nelt; i++)
{
char buf[512], buf1[512];
struct stat_stat_t *stat;
/* track the named statistical variable by text address */
/* find it... */
stat = stat_find_stat(sdb, pcstat_vars[i]);
if (!stat)
fatal("cannot locate any statistic named `%s'", pcstat_vars[i]);
/* stat must be an integral type */
if (stat->sc != sc_int && stat->sc != sc_uint && stat->sc != sc_counter)
fatal("`-pcstat' statistical variable `%s' is not an integral type",
stat->name);
/* register this stat */
pcstat_stats[i] = stat;
pcstat_lastvals[i] = STATVAL(stat);
/* declare the sparce text distribution */
sprintf(buf, "%s_by_pc", stat->name);
sprintf(buf1, "%s (by text address)", stat->desc);
pcstat_sdists[i] = stat_reg_sdist(sdb, buf, buf1,
/* initial value */0,
/* print format */(PF_COUNT|PF_PDF),
/* format */"0x%p %u %.2f",
/* print fn */NULL);
}
ld_reg_stats(sdb);
mem_reg_stats(mem, sdb);
}
/* register simulator-specific statistics */
void
sim_reg_stats(struct stat_sdb_t *sdb) /* stats database */
{
int i;
/* register baseline stats */
stat_reg_counter(sdb, "sim_num_insn",
"total number of instructions executed",
&sim_num_insn, sim_num_insn, NULL);
stat_reg_counter(sdb, "sim_num_refs",
"total number of loads and stores executed",
&sim_num_refs, 0, NULL);
stat_reg_int(sdb, "sim_elapsed_time",
"total simulation time in seconds",
&sim_elapsed_time, 0, NULL);
stat_reg_formula(sdb, "sim_inst_rate",
"simulation speed (in insts/sec)",
"sim_num_insn / sim_elapsed_time", NULL);
/* register cache stats */
if (cache_il1
&& (cache_il1 != cache_dl1 && cache_il1 != cache_dl2))
cache_reg_stats(cache_il1, sdb);
if (cache_il2
&& (cache_il2 != cache_dl1 && cache_il2 != cache_dl2))
cache_reg_stats(cache_il2, sdb);
if (cache_dl1)
cache_reg_stats(cache_dl1, sdb);
if (cache_dl2)
cache_reg_stats(cache_dl2, sdb);
if (itlb)
cache_reg_stats(itlb, sdb);
if (dtlb)
cache_reg_stats(dtlb, sdb);
for (i=0; i<pcstat_nelt; i++)
{
char buf[512], buf1[512];
struct stat_stat_t *stat;
/* track the named statistical variable by text address */
/* find it... */
stat = stat_find_stat(sdb, pcstat_vars[i]);
if (!stat)
fatal("cannot locate any statistic named `%s'", pcstat_vars[i]);
/* stat must be an integral type */
if (stat->sc != sc_int && stat->sc != sc_uint && stat->sc != sc_counter)
fatal("`-pcstat' statistical variable `%s' is not an integral type",
stat->name);
/* register this stat */
pcstat_stats[i] = stat;
pcstat_lastvals[i] = STATVAL(stat);
/* declare the sparce text distribution */
sprintf(buf, "%s_by_pc", stat->name);
sprintf(buf1, "%s (by text address)", stat->desc);
pcstat_sdists[i] = stat_reg_sdist(sdb, buf, buf1,
/* initial value */0,
/* print fmt */(PF_COUNT|PF_PDF),
/* format */"0x%p %u %.2f",
/* print fn */NULL);
}
ld_reg_stats(sdb);
mem_reg_stats(mem, sdb);
}
void
main(void)
{
struct stat_sdb_t *sdb;
struct stat_stat_t *stat, *stat1, *stat2, *stat3, *stat4, *stat5;
int an_int;
unsigned int a_uint;
float a_float;
double a_double;
static char *my_imap[8] = {
"foo", "bar", "uxxe", "blah", "gaga", "dada", "mama", "googoo"
};
/* make stats database */
sdb = stat_new();
/* register stat variables */
stat_reg_int(sdb, "stat.an_int", "An integer stat variable.",
&an_int, 1, NULL);
stat_reg_uint(sdb, "stat.a_uint", "An unsigned integer stat variable.",
&a_uint, 2, "%u (unsigned)");
stat_reg_float(sdb, "stat.a_float", "A float stat variable.",
&a_float, 3, NULL);
stat_reg_double(sdb, "stat.a_double", "A double stat variable.",
&a_double, 4, NULL);
stat_reg_formula(sdb, "stat.a_formula", "A double stat formula.",
"stat.a_float / stat.a_uint", NULL);
stat_reg_formula(sdb, "stat.a_formula1", "A double stat formula #1.",
"2 * (stat.a_formula / (1.5 * stat.an_int))", NULL);
stat_reg_formula(sdb, "stat.a_bad_formula", "A double stat formula w/error.",
"stat.a_float / (stat.a_uint - 2)", NULL);
stat = stat_reg_dist(sdb, "stat.a_dist", "An array distribution.",
0, 8, 1, PF_ALL, NULL, NULL, NULL);
stat1 = stat_reg_dist(sdb, "stat.a_dist1", "An array distribution #1.",
0, 8, 4, PF_ALL, NULL, NULL, NULL);
stat2 = stat_reg_dist(sdb, "stat.a_dist2", "An array distribution #2.",
0, 8, 1, (PF_PDF|PF_CDF), NULL, NULL, NULL);
stat3 = stat_reg_dist(sdb, "stat.a_dist3", "An array distribution #3.",
0, 8, 1, PF_ALL, NULL, my_imap, NULL);
stat4 = stat_reg_sdist(sdb, "stat.a_sdist", "A sparse array distribution.",
0, PF_ALL, NULL, NULL);
stat5 = stat_reg_sdist(sdb, "stat.a_sdist1",
"A sparse array distribution #1.",
0, PF_ALL, "0x%08lx %10lu %6.2f %6.2f",
NULL);
/* print initial stats */
fprintf(stdout, "** Initial stats...\n");
stat_print_stats(sdb, stdout);
/* adjust stats */
an_int++;
a_uint++;
a_float *= 2;
a_double *= 4;
stat_add_sample(stat, 8);
stat_add_sample(stat, 8);
stat_add_sample(stat, 1);
stat_add_sample(stat, 3);
stat_add_sample(stat, 4);
stat_add_sample(stat, 4);
stat_add_sample(stat, 7);
stat_add_sample(stat1, 32);
stat_add_sample(stat1, 32);
stat_add_sample(stat1, 1);
stat_add_sample(stat1, 12);
stat_add_sample(stat1, 17);
stat_add_sample(stat1, 18);
stat_add_sample(stat1, 30);
stat_add_sample(stat2, 8);
stat_add_sample(stat2, 8);
stat_add_sample(stat2, 1);
stat_add_sample(stat2, 3);
stat_add_sample(stat2, 4);
stat_add_sample(stat2, 4);
stat_add_sample(stat2, 7);
stat_add_sample(stat3, 8);
stat_add_sample(stat3, 8);
stat_add_sample(stat3, 1);
stat_add_sample(stat3, 3);
stat_add_sample(stat3, 4);
stat_add_sample(stat3, 4);
stat_add_sample(stat3, 7);
stat_add_sample(stat4, 800);
stat_add_sample(stat4, 800);
stat_add_sample(stat4, 1123);
stat_add_sample(stat4, 3332);
stat_add_sample(stat4, 4000);
stat_add_samples(stat4, 4001, 18);
stat_add_sample(stat4, 7);
stat_add_sample(stat5, 800);
stat_add_sample(stat5, 800);
stat_add_sample(stat5, 1123);
stat_add_sample(stat5, 3332);
stat_add_sample(stat5, 4000);
stat_add_samples(stat5, 4001, 18);
stat_add_sample(stat5, 7);
/* print final stats */
fprintf(stdout, "** Final stats...\n");
stat_print_stats(sdb, stdout);
/* all done */
stat_delete(sdb);
exit(0);
}
