static int hist_entry__srcline_snprintf(struct hist_entry *self, char *bf,
size_t size, unsigned int width __used)
{
FILE *fp;
char cmd[PATH_MAX + 2], *path = self->srcline, *nl;
size_t line_len;
if (path != NULL)
goto out_path;
snprintf(cmd, sizeof(cmd), "addr2line -e %s %016" PRIx64,
self->ms.map->dso->long_name, self->ip);
fp = popen(cmd, "r");
if (!fp)
goto out_ip;
if (getline(&path, &line_len, fp) < 0 || !line_len)
goto out_ip;
fclose(fp);
self->srcline = strdup(path);
if (self->srcline == NULL)
goto out_ip;
nl = strchr(self->srcline, '\n');
if (nl != NULL)
*nl = '\0';
path = self->srcline;
out_path:
return repsep_snprintf(bf, size, "%s", path);
out_ip:
return repsep_snprintf(bf, size, "%-#*llx", BITS_PER_LONG / 4, self->ip);
}
static int _hist_entry__sym_snprintf(struct map *map, struct symbol *sym,
u64 ip, char level, char *bf, size_t size,
unsigned int width __used)
{
size_t ret = 0;
if (verbose) {
char o = map ? dso__symtab_origin(map->dso) : '!';
ret += repsep_snprintf(bf, size, "%-#*llx %c ",
BITS_PER_LONG / 4, ip, o);
}
ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", level);
if (sym)
ret += repsep_snprintf(bf + ret, size - ret, "%-*s",
width - ret,
sym->name);
else {
size_t len = BITS_PER_LONG / 4;
ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx",
len, ip);
ret += repsep_snprintf(bf + ret, size - ret, "%-*s",
width - ret, "");
}
return ret;
}
static int hist_entry__cycles_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
if (he->branch_info->flags.cycles == 0)
return repsep_snprintf(bf, size, "%-*s", width, "-");
return repsep_snprintf(bf, size, "%-*hd", width,
he->branch_info->flags.cycles);
}
static int _hist_entry__dso_snprintf(struct map *map, char *bf,
size_t size, unsigned int width)
{
if (map && map->dso) {
const char *dso_name = !verbose ? map->dso->short_name :
map->dso->long_name;
return repsep_snprintf(bf, size, "%-*s", width, dso_name);
}
return repsep_snprintf(bf, size, "%-*s", width, "[unknown]");
}
static int _hist_entry__sym_snprintf(struct map *map, struct symbol *sym,
u64 ip, char level, char *bf, size_t size,
unsigned int width)
{
size_t ret = 0;
if (verbose) {
char o = map ? dso__symtab_origin(map->dso) : '!';
ret += repsep_snprintf(bf, size, "%-#*llx %c ",
BITS_PER_LONG / 4 + 2, ip, o);
}
ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", level);
if (sym && map) {
if (map->type == MAP__VARIABLE) {
ret += repsep_snprintf(bf + ret, size - ret, "%s", sym->name);
ret += repsep_snprintf(bf + ret, size - ret, "+0x%llx",
ip - map->unmap_ip(map, sym->start));
ret += repsep_snprintf(bf + ret, size - ret, "%-*s",
width - ret, "");
} else {
ret += repsep_snprintf(bf + ret, size - ret, "%-*s",
width - ret,
sym->name);
}
} else {
size_t len = BITS_PER_LONG / 4;
ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx",
len, ip);
ret += repsep_snprintf(bf + ret, size - ret, "%-*s",
width - ret, "");
}
return ret;
}
static int hist_entry__snoop_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
char out[64];
size_t sz = sizeof(out) - 1; /* -1 for null termination */
size_t i, l = 0;
u64 m = PERF_MEM_SNOOP_NA;
out[0] = '\0';
if (he->mem_info)
m = he->mem_info->data_src.mem_snoop;
for (i = 0; m && i < NUM_SNOOP_ACCESS; i++, m >>= 1) {
if (!(m & 0x1))
continue;
if (l) {
strcat(out, " or ");
l += 4;
}
strncat(out, snoop_access[i], sz - l);
l += strlen(snoop_access[i]);
}
if (*out == '\0')
strcpy(out, "N/A");
return repsep_snprintf(bf, size, "%-*s", width, out);
}
static int hist_entry__abort_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
static const char *out = ".";
if (he->branch_info->flags.abort)
out = "A";
return repsep_snprintf(bf, size, "%-*s", width, out);
}
static int hist_entry__dso_to_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
if (he->branch_info)
return _hist_entry__dso_snprintf(he->branch_info->to.map,
bf, size, width);
else
return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
}
static int hist_entry__mispredict_snprintf(struct hist_entry *self, char *bf,
size_t size, unsigned int width){
static const char *out = "N/A";
if (self->branch_info->flags.predicted)
out = "N";
else if (self->branch_info->flags.mispred)
out = "Y";
return repsep_snprintf(bf, size, "%-*s", width, out);
}
static int hist_entry__sym_to_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
if (he->branch_info) {
struct addr_map_symbol *to = &he->branch_info->to;
return _hist_entry__sym_snprintf(to->map, to->sym, to->addr,
he->level, bf, size, width);
}
return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
}
static int hist_entry__lvl_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
char out[64];
size_t sz = sizeof(out) - 1; /* -1 for null termination */
size_t i, l = 0;
u64 m = PERF_MEM_LVL_NA;
u64 hit, miss;
int filter;
if (he->mem_info)
m = he->mem_info->data_src.mem_lvl;
out[0] = '\0';
//PERF_MEM_LVL_HIT = 0x2 , PERF_MEM_LVL_MISS= 0x04
hit = m & PERF_MEM_LVL_HIT;
miss = m & PERF_MEM_LVL_MISS;
/* already taken care of */
//the result of the or operation is 0b110
//negated 111..001 it means it will clear bit positions 1 and 2
m &= ~(PERF_MEM_LVL_HIT|PERF_MEM_LVL_MISS);
//see above function for definition of NUM_MEM_LVL
for (i = 0; m && i < NUM_MEM_LVL; i++, m >>= 1) {
//nothing happens it the ith bit is 0
if (!(m & 0x1))
continue;
if (l) {
strcat(out, " or ");
l += 4;
}
//If the mask is not one it will add something to the output string
strncat(out, mem_lvl[i], sz - l);
l += strlen(mem_lvl[i]);
}
filter=filter_local_accesses(he);
char filt[3];
sprintf(filt," %d ",filter);
if (*out == '\0')
strcpy(out, "N/A");
if (hit)
strncat(out, " hit", sz - l);
if (miss)
strncat(out, " miss", sz - l);
strncat(out, filt,3);
return repsep_snprintf(bf, size, "%-*s", width, out);
}
static int hist_entry__in_tx_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
static const char *out = "N/A";
if (he->branch_info) {
if (he->branch_info->flags.in_tx)
out = "T";
else
out = ".";
}
return repsep_snprintf(bf, size, "%-*s", width, out);
}
static int hist_entry__locked_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
const char *out;
u64 mask = PERF_MEM_LOCK_NA;
if (he->mem_info)
mask = he->mem_info->data_src.mem_lock;
if (mask & PERF_MEM_LOCK_NA)
out = "N/A";
else if (mask & PERF_MEM_LOCK_LOCKED)
out = "Yes";
else
out = "No";
return repsep_snprintf(bf, size, "%-*s", width, out);
}
static int hist_entry__lvl_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
char out[64];
size_t sz = sizeof(out) - 1; /* -1 for null termination */
size_t i, l = 0;
u64 m = PERF_MEM_LVL_NA;
u64 hit, miss;
if (he->mem_info)
m = he->mem_info->data_src.mem_lvl;
out[0] = '\0';
hit = m & PERF_MEM_LVL_HIT;
miss = m & PERF_MEM_LVL_MISS;
/* already taken care of */
m &= ~(PERF_MEM_LVL_HIT|PERF_MEM_LVL_MISS);
for (i = 0; m && i < NUM_MEM_LVL; i++, m >>= 1) {
if (!(m & 0x1))
continue;
if (l) {
strcat(out, " or ");
l += 4;
}
strncat(out, mem_lvl[i], sz - l);
l += strlen(mem_lvl[i]);
}
if (*out == '\0')
strcpy(out, "N/A");
if (hit)
strncat(out, " hit", sz - l);
if (miss)
strncat(out, " miss", sz - l);
return repsep_snprintf(bf, size, "%-*s", width, out);
}
static int hist_entry__cpu_snprintf(struct hist_entry *self, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*d", width, self->cpu);
}
static int hist_entry__srcline_snprintf(struct hist_entry *he, char *bf,
size_t size,
unsigned int width __maybe_unused)
{
return repsep_snprintf(bf, size, "%s", he->srcline);
}
static int hist_entry__parent_snprintf(struct hist_entry *self, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*s", width,
self->parent ? self->parent->name : "[other]");
}
static int hist_entry__comm_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*.*s", width, width, comm__str(he->comm));
}
static int hist_entry__srcline_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%*.*-s", width, width, he->srcline);
}
static int hist_entry__cpu_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%*.*d", width, width, he->cpu);
}
static int hist_entry__global_weight_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*llu", width, he->stat.weight);
}
static int hist_entry__local_weight_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%-*llu", width, he_weight(he));
}
static int hist_entry__comm_snprintf(struct hist_entry *self, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%*s", width, self->thread->comm);
}
static int hist_entry__socket_snprintf(struct hist_entry *he, char *bf,
size_t size, unsigned int width)
{
return repsep_snprintf(bf, size, "%*.*d", width, width-3, he->socket);
}
