sort.c 70.3 KB
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#include <errno.h>
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#include <inttypes.h>
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#include <regex.h>
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Don Zickus 已提交
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#include <sys/mman.h>
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#include "sort.h"
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#include "hist.h"
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#include "comm.h"
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#include "symbol.h"
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#include "thread.h"
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#include "evsel.h"
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#include "evlist.h"
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#include "strlist.h"
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#include <traceevent/event-parse.h>
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#include "mem-events.h"
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#include <linux/kernel.h>
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regex_t		parent_regex;
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const char	default_parent_pattern[] = "^sys_|^do_page_fault";
const char	*parent_pattern = default_parent_pattern;
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const char	*default_sort_order = "comm,dso,symbol";
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const char	default_branch_sort_order[] = "comm,dso_from,symbol_from,symbol_to,cycles";
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const char	default_mem_sort_order[] = "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked";
const char	default_top_sort_order[] = "dso,symbol";
const char	default_diff_sort_order[] = "dso,symbol";
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const char	default_tracepoint_sort_order[] = "trace";
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const char	*sort_order;
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const char	*field_order;
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regex_t		ignore_callees_regex;
int		have_ignore_callees = 0;
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enum sort_mode	sort__mode = SORT_MODE__NORMAL;
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/*
 * Replaces all occurrences of a char used with the:
 *
 * -t, --field-separator
 *
 * option, that uses a special separator character and don't pad with spaces,
 * replacing all occurances of this separator in symbol names (and other
 * output) with a '.' character, that thus it's the only non valid separator.
*/
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static int repsep_snprintf(char *bf, size_t size, const char *fmt, ...)
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{
	int n;
	va_list ap;

	va_start(ap, fmt);
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	n = vsnprintf(bf, size, fmt, ap);
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	if (symbol_conf.field_sep && n > 0) {
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		char *sep = bf;

		while (1) {
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			sep = strchr(sep, *symbol_conf.field_sep);
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			if (sep == NULL)
				break;
			*sep = '.';
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		}
	}
	va_end(ap);
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	if (n >= (int)size)
		return size - 1;
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	return n;
}

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static int64_t cmp_null(const void *l, const void *r)
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{
	if (!l && !r)
		return 0;
	else if (!l)
		return -1;
	else
		return 1;
}

/* --sort pid */

static int64_t
sort__thread_cmp(struct hist_entry *left, struct hist_entry *right)
{
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	return right->thread->tid - left->thread->tid;
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}

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static int hist_entry__thread_snprintf(struct hist_entry *he, char *bf,
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				       size_t size, unsigned int width)
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{
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	const char *comm = thread__comm_str(he->thread);
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	width = max(7U, width) - 8;
	return repsep_snprintf(bf, size, "%7d:%-*.*s", he->thread->tid,
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			       width, width, comm ?: "");
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}

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static int hist_entry__thread_filter(struct hist_entry *he, int type, const void *arg)
{
	const struct thread *th = arg;

	if (type != HIST_FILTER__THREAD)
		return -1;

	return th && he->thread != th;
}

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struct sort_entry sort_thread = {
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	.se_header	= "    Pid:Command",
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	.se_cmp		= sort__thread_cmp,
	.se_snprintf	= hist_entry__thread_snprintf,
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	.se_filter	= hist_entry__thread_filter,
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	.se_width_idx	= HISTC_THREAD,
};

/* --sort comm */

static int64_t
sort__comm_cmp(struct hist_entry *left, struct hist_entry *right)
{
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	/* Compare the addr that should be unique among comm */
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	return strcmp(comm__str(right->comm), comm__str(left->comm));
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}

static int64_t
sort__comm_collapse(struct hist_entry *left, struct hist_entry *right)
{
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	/* Compare the addr that should be unique among comm */
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	return strcmp(comm__str(right->comm), comm__str(left->comm));
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}

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static int64_t
sort__comm_sort(struct hist_entry *left, struct hist_entry *right)
{
	return strcmp(comm__str(right->comm), comm__str(left->comm));
}

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static int hist_entry__comm_snprintf(struct hist_entry *he, char *bf,
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				     size_t size, unsigned int width)
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{
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	return repsep_snprintf(bf, size, "%-*.*s", width, width, comm__str(he->comm));
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}

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struct sort_entry sort_comm = {
	.se_header	= "Command",
	.se_cmp		= sort__comm_cmp,
	.se_collapse	= sort__comm_collapse,
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	.se_sort	= sort__comm_sort,
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	.se_snprintf	= hist_entry__comm_snprintf,
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	.se_filter	= hist_entry__thread_filter,
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	.se_width_idx	= HISTC_COMM,
};

/* --sort dso */

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static int64_t _sort__dso_cmp(struct map *map_l, struct map *map_r)
{
	struct dso *dso_l = map_l ? map_l->dso : NULL;
	struct dso *dso_r = map_r ? map_r->dso : NULL;
	const char *dso_name_l, *dso_name_r;

	if (!dso_l || !dso_r)
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		return cmp_null(dso_r, dso_l);
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	if (verbose > 0) {
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		dso_name_l = dso_l->long_name;
		dso_name_r = dso_r->long_name;
	} else {
		dso_name_l = dso_l->short_name;
		dso_name_r = dso_r->short_name;
	}

	return strcmp(dso_name_l, dso_name_r);
}

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static int64_t
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sort__dso_cmp(struct hist_entry *left, struct hist_entry *right)
{
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	return _sort__dso_cmp(right->ms.map, left->ms.map);
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}
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static int _hist_entry__dso_snprintf(struct map *map, char *bf,
				     size_t size, unsigned int width)
{
	if (map && map->dso) {
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		const char *dso_name = verbose > 0 ? map->dso->long_name :
			map->dso->short_name;
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		return repsep_snprintf(bf, size, "%-*.*s", width, width, dso_name);
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	}

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	return repsep_snprintf(bf, size, "%-*.*s", width, width, "[unknown]");
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}

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static int hist_entry__dso_snprintf(struct hist_entry *he, char *bf,
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				    size_t size, unsigned int width)
{
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	return _hist_entry__dso_snprintf(he->ms.map, bf, size, width);
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}

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static int hist_entry__dso_filter(struct hist_entry *he, int type, const void *arg)
{
	const struct dso *dso = arg;

	if (type != HIST_FILTER__DSO)
		return -1;

	return dso && (!he->ms.map || he->ms.map->dso != dso);
}

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struct sort_entry sort_dso = {
	.se_header	= "Shared Object",
	.se_cmp		= sort__dso_cmp,
	.se_snprintf	= hist_entry__dso_snprintf,
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	.se_filter	= hist_entry__dso_filter,
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	.se_width_idx	= HISTC_DSO,
};

/* --sort symbol */
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static int64_t _sort__addr_cmp(u64 left_ip, u64 right_ip)
{
	return (int64_t)(right_ip - left_ip);
}

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static int64_t _sort__sym_cmp(struct symbol *sym_l, struct symbol *sym_r)
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{
	if (!sym_l || !sym_r)
		return cmp_null(sym_l, sym_r);

	if (sym_l == sym_r)
		return 0;

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	if (sym_l->start != sym_r->start)
		return (int64_t)(sym_r->start - sym_l->start);
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	return (int64_t)(sym_r->end - sym_l->end);
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}

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static int64_t
sort__sym_cmp(struct hist_entry *left, struct hist_entry *right)
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{
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	int64_t ret;

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	if (!left->ms.sym && !right->ms.sym)
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		return _sort__addr_cmp(left->ip, right->ip);
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	/*
	 * comparing symbol address alone is not enough since it's a
	 * relative address within a dso.
	 */
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	if (!hists__has(left->hists, dso) || hists__has(right->hists, dso)) {
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		ret = sort__dso_cmp(left, right);
		if (ret != 0)
			return ret;
	}
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	return _sort__sym_cmp(left->ms.sym, right->ms.sym);
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}

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static int64_t
sort__sym_sort(struct hist_entry *left, struct hist_entry *right)
{
	if (!left->ms.sym || !right->ms.sym)
		return cmp_null(left->ms.sym, right->ms.sym);

	return strcmp(right->ms.sym->name, left->ms.sym->name);
}

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static int _hist_entry__sym_snprintf(struct map *map, struct symbol *sym,
				     u64 ip, char level, char *bf, size_t size,
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				     unsigned int width)
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{
	size_t ret = 0;

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	if (verbose > 0) {
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		char o = map ? dso__symtab_origin(map->dso) : '!';
		ret += repsep_snprintf(bf, size, "%-#*llx %c ",
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				       BITS_PER_LONG / 4 + 2, ip, o);
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	}
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	ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", level);
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	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",
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					ip - map->unmap_ip(map, sym->start));
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		} else {
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			ret += repsep_snprintf(bf + ret, size - ret, "%.*s",
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					       width - ret,
					       sym->name);
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			if (sym->inlined)
				ret += repsep_snprintf(bf + ret, size - ret,
						       " (inlined)");
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		}
	} else {
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		size_t len = BITS_PER_LONG / 4;
		ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx",
				       len, ip);
	}

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	return ret;
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}

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static int hist_entry__sym_snprintf(struct hist_entry *he, char *bf,
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				    size_t size, unsigned int width)
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{
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	return _hist_entry__sym_snprintf(he->ms.map, he->ms.sym, he->ip,
					 he->level, bf, size, width);
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}
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static int hist_entry__sym_filter(struct hist_entry *he, int type, const void *arg)
{
	const char *sym = arg;

	if (type != HIST_FILTER__SYMBOL)
		return -1;

	return sym && (!he->ms.sym || !strstr(he->ms.sym->name, sym));
}

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struct sort_entry sort_sym = {
	.se_header	= "Symbol",
	.se_cmp		= sort__sym_cmp,
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	.se_sort	= sort__sym_sort,
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	.se_snprintf	= hist_entry__sym_snprintf,
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	.se_filter	= hist_entry__sym_filter,
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	.se_width_idx	= HISTC_SYMBOL,
};
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/* --sort srcline */

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char *hist_entry__get_srcline(struct hist_entry *he)
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{
	struct map *map = he->ms.map;

	if (!map)
		return SRCLINE_UNKNOWN;

	return get_srcline(map->dso, map__rip_2objdump(map, he->ip),
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			   he->ms.sym, true, true);
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}

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static int64_t
sort__srcline_cmp(struct hist_entry *left, struct hist_entry *right)
{
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	if (!left->srcline)
		left->srcline = hist_entry__get_srcline(left);
	if (!right->srcline)
		right->srcline = hist_entry__get_srcline(right);

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	return strcmp(right->srcline, left->srcline);
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}

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static int hist_entry__srcline_snprintf(struct hist_entry *he, char *bf,
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					size_t size, unsigned int width)
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{
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	if (!he->srcline)
		he->srcline = hist_entry__get_srcline(he);

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	return repsep_snprintf(bf, size, "%-.*s", width, he->srcline);
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}

struct sort_entry sort_srcline = {
	.se_header	= "Source:Line",
	.se_cmp		= sort__srcline_cmp,
	.se_snprintf	= hist_entry__srcline_snprintf,
	.se_width_idx	= HISTC_SRCLINE,
};

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/* --sort srcline_from */

static int64_t
sort__srcline_from_cmp(struct hist_entry *left, struct hist_entry *right)
{
	if (!left->branch_info->srcline_from) {
		struct map *map = left->branch_info->from.map;
		if (!map)
			left->branch_info->srcline_from = SRCLINE_UNKNOWN;
		else
			left->branch_info->srcline_from = get_srcline(map->dso,
					   map__rip_2objdump(map,
							     left->branch_info->from.al_addr),
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							 left->branch_info->from.sym,
							 true, true);
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	}
	if (!right->branch_info->srcline_from) {
		struct map *map = right->branch_info->from.map;
		if (!map)
			right->branch_info->srcline_from = SRCLINE_UNKNOWN;
		else
			right->branch_info->srcline_from = get_srcline(map->dso,
					     map__rip_2objdump(map,
							       right->branch_info->from.al_addr),
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						     right->branch_info->from.sym,
						     true, true);
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	}
	return strcmp(right->branch_info->srcline_from, left->branch_info->srcline_from);
}

static int hist_entry__srcline_from_snprintf(struct hist_entry *he, char *bf,
					size_t size, unsigned int width)
{
	return repsep_snprintf(bf, size, "%-*.*s", width, width, he->branch_info->srcline_from);
}

struct sort_entry sort_srcline_from = {
	.se_header	= "From Source:Line",
	.se_cmp		= sort__srcline_from_cmp,
	.se_snprintf	= hist_entry__srcline_from_snprintf,
	.se_width_idx	= HISTC_SRCLINE_FROM,
};

/* --sort srcline_to */

static int64_t
sort__srcline_to_cmp(struct hist_entry *left, struct hist_entry *right)
{
	if (!left->branch_info->srcline_to) {
		struct map *map = left->branch_info->to.map;
		if (!map)
			left->branch_info->srcline_to = SRCLINE_UNKNOWN;
		else
			left->branch_info->srcline_to = get_srcline(map->dso,
					   map__rip_2objdump(map,
							     left->branch_info->to.al_addr),
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							 left->branch_info->from.sym,
							 true, true);
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	}
	if (!right->branch_info->srcline_to) {
		struct map *map = right->branch_info->to.map;
		if (!map)
			right->branch_info->srcline_to = SRCLINE_UNKNOWN;
		else
			right->branch_info->srcline_to = get_srcline(map->dso,
					     map__rip_2objdump(map,
							       right->branch_info->to.al_addr),
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						     right->branch_info->to.sym,
						     true, true);
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	}
	return strcmp(right->branch_info->srcline_to, left->branch_info->srcline_to);
}

static int hist_entry__srcline_to_snprintf(struct hist_entry *he, char *bf,
					size_t size, unsigned int width)
{
	return repsep_snprintf(bf, size, "%-*.*s", width, width, he->branch_info->srcline_to);
}

struct sort_entry sort_srcline_to = {
	.se_header	= "To Source:Line",
	.se_cmp		= sort__srcline_to_cmp,
	.se_snprintf	= hist_entry__srcline_to_snprintf,
	.se_width_idx	= HISTC_SRCLINE_TO,
};

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/* --sort srcfile */

static char no_srcfile[1];

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static char *hist_entry__get_srcfile(struct hist_entry *e)
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{
	char *sf, *p;
	struct map *map = e->ms.map;

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	if (!map)
		return no_srcfile;

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	sf = __get_srcline(map->dso, map__rip_2objdump(map, e->ip),
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			 e->ms.sym, false, true, true);
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	if (!strcmp(sf, SRCLINE_UNKNOWN))
		return no_srcfile;
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	p = strchr(sf, ':');
	if (p && *sf) {
		*p = 0;
		return sf;
	}
	free(sf);
	return no_srcfile;
}

static int64_t
sort__srcfile_cmp(struct hist_entry *left, struct hist_entry *right)
{
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	if (!left->srcfile)
		left->srcfile = hist_entry__get_srcfile(left);
	if (!right->srcfile)
		right->srcfile = hist_entry__get_srcfile(right);

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	return strcmp(right->srcfile, left->srcfile);
}

static int hist_entry__srcfile_snprintf(struct hist_entry *he, char *bf,
					size_t size, unsigned int width)
{
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	if (!he->srcfile)
		he->srcfile = hist_entry__get_srcfile(he);

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	return repsep_snprintf(bf, size, "%-.*s", width, he->srcfile);
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}

struct sort_entry sort_srcfile = {
	.se_header	= "Source File",
	.se_cmp		= sort__srcfile_cmp,
	.se_snprintf	= hist_entry__srcfile_snprintf,
	.se_width_idx	= HISTC_SRCFILE,
};

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/* --sort parent */

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static int64_t
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sort__parent_cmp(struct hist_entry *left, struct hist_entry *right)
{
	struct symbol *sym_l = left->parent;
	struct symbol *sym_r = right->parent;

	if (!sym_l || !sym_r)
		return cmp_null(sym_l, sym_r);

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	return strcmp(sym_r->name, sym_l->name);
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}

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static int hist_entry__parent_snprintf(struct hist_entry *he, char *bf,
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				       size_t size, unsigned int width)
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{
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	return repsep_snprintf(bf, size, "%-*.*s", width, width,
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			      he->parent ? he->parent->name : "[other]");
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}

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struct sort_entry sort_parent = {
	.se_header	= "Parent symbol",
	.se_cmp		= sort__parent_cmp,
	.se_snprintf	= hist_entry__parent_snprintf,
	.se_width_idx	= HISTC_PARENT,
};

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/* --sort cpu */

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static int64_t
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sort__cpu_cmp(struct hist_entry *left, struct hist_entry *right)
{
	return right->cpu - left->cpu;
}

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static int hist_entry__cpu_snprintf(struct hist_entry *he, char *bf,
				    size_t size, unsigned int width)
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{
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	return repsep_snprintf(bf, size, "%*.*d", width, width, he->cpu);
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}

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struct sort_entry sort_cpu = {
	.se_header      = "CPU",
	.se_cmp	        = sort__cpu_cmp,
	.se_snprintf    = hist_entry__cpu_snprintf,
	.se_width_idx	= HISTC_CPU,
};

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/* --sort cgroup_id */

static int64_t _sort__cgroup_dev_cmp(u64 left_dev, u64 right_dev)
{
	return (int64_t)(right_dev - left_dev);
}

static int64_t _sort__cgroup_inode_cmp(u64 left_ino, u64 right_ino)
{
	return (int64_t)(right_ino - left_ino);
}

static int64_t
sort__cgroup_id_cmp(struct hist_entry *left, struct hist_entry *right)
{
	int64_t ret;

	ret = _sort__cgroup_dev_cmp(right->cgroup_id.dev, left->cgroup_id.dev);
	if (ret != 0)
		return ret;

	return _sort__cgroup_inode_cmp(right->cgroup_id.ino,
				       left->cgroup_id.ino);
}

static int hist_entry__cgroup_id_snprintf(struct hist_entry *he,
					  char *bf, size_t size,
					  unsigned int width __maybe_unused)
{
	return repsep_snprintf(bf, size, "%lu/0x%lx", he->cgroup_id.dev,
			       he->cgroup_id.ino);
}

struct sort_entry sort_cgroup_id = {
	.se_header      = "cgroup id (dev/inode)",
	.se_cmp	        = sort__cgroup_id_cmp,
	.se_snprintf    = hist_entry__cgroup_id_snprintf,
	.se_width_idx	= HISTC_CGROUP_ID,
};

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/* --sort socket */

static int64_t
sort__socket_cmp(struct hist_entry *left, struct hist_entry *right)
{
	return right->socket - left->socket;
}

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);
}

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static int hist_entry__socket_filter(struct hist_entry *he, int type, const void *arg)
{
	int sk = *(const int *)arg;

	if (type != HIST_FILTER__SOCKET)
		return -1;

	return sk >= 0 && he->socket != sk;
}

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struct sort_entry sort_socket = {
	.se_header      = "Socket",
	.se_cmp	        = sort__socket_cmp,
	.se_snprintf    = hist_entry__socket_snprintf,
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	.se_filter      = hist_entry__socket_filter,
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	.se_width_idx	= HISTC_SOCKET,
};

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Namhyung Kim 已提交
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/* --sort trace */

static char *get_trace_output(struct hist_entry *he)
{
	struct trace_seq seq;
	struct perf_evsel *evsel;
	struct pevent_record rec = {
		.data = he->raw_data,
		.size = he->raw_size,
	};

	evsel = hists_to_evsel(he->hists);

	trace_seq_init(&seq);
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	if (symbol_conf.raw_trace) {
		pevent_print_fields(&seq, he->raw_data, he->raw_size,
				    evsel->tp_format);
	} else {
		pevent_event_info(&seq, evsel->tp_format, &rec);
	}
644 645 646 647 648
	/*
	 * Trim the buffer, it starts at 4KB and we're not going to
	 * add anything more to this buffer.
	 */
	return realloc(seq.buffer, seq.len + 1);
N
Namhyung Kim 已提交
649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674
}

static int64_t
sort__trace_cmp(struct hist_entry *left, struct hist_entry *right)
{
	struct perf_evsel *evsel;

	evsel = hists_to_evsel(left->hists);
	if (evsel->attr.type != PERF_TYPE_TRACEPOINT)
		return 0;

	if (left->trace_output == NULL)
		left->trace_output = get_trace_output(left);
	if (right->trace_output == NULL)
		right->trace_output = get_trace_output(right);

	return strcmp(right->trace_output, left->trace_output);
}

static int hist_entry__trace_snprintf(struct hist_entry *he, char *bf,
				    size_t size, unsigned int width)
{
	struct perf_evsel *evsel;

	evsel = hists_to_evsel(he->hists);
	if (evsel->attr.type != PERF_TYPE_TRACEPOINT)
675
		return scnprintf(bf, size, "%-.*s", width, "N/A");
N
Namhyung Kim 已提交
676 677 678

	if (he->trace_output == NULL)
		he->trace_output = get_trace_output(he);
679
	return repsep_snprintf(bf, size, "%-.*s", width, he->trace_output);
N
Namhyung Kim 已提交
680 681 682 683 684 685 686 687 688
}

struct sort_entry sort_trace = {
	.se_header      = "Trace output",
	.se_cmp	        = sort__trace_cmp,
	.se_snprintf    = hist_entry__trace_snprintf,
	.se_width_idx	= HISTC_TRACE,
};

689 690
/* sort keys for branch stacks */

691 692 693
static int64_t
sort__dso_from_cmp(struct hist_entry *left, struct hist_entry *right)
{
694 695 696
	if (!left->branch_info || !right->branch_info)
		return cmp_null(left->branch_info, right->branch_info);

697 698 699 700
	return _sort__dso_cmp(left->branch_info->from.map,
			      right->branch_info->from.map);
}

701
static int hist_entry__dso_from_snprintf(struct hist_entry *he, char *bf,
702 703
				    size_t size, unsigned int width)
{
704 705 706 707 708
	if (he->branch_info)
		return _hist_entry__dso_snprintf(he->branch_info->from.map,
						 bf, size, width);
	else
		return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
709 710
}

711 712 713 714 715 716 717 718 719 720 721 722
static int hist_entry__dso_from_filter(struct hist_entry *he, int type,
				       const void *arg)
{
	const struct dso *dso = arg;

	if (type != HIST_FILTER__DSO)
		return -1;

	return dso && (!he->branch_info || !he->branch_info->from.map ||
		       he->branch_info->from.map->dso != dso);
}

723 724 725
static int64_t
sort__dso_to_cmp(struct hist_entry *left, struct hist_entry *right)
{
726 727 728
	if (!left->branch_info || !right->branch_info)
		return cmp_null(left->branch_info, right->branch_info);

729 730 731 732
	return _sort__dso_cmp(left->branch_info->to.map,
			      right->branch_info->to.map);
}

733
static int hist_entry__dso_to_snprintf(struct hist_entry *he, char *bf,
734 735
				       size_t size, unsigned int width)
{
736 737 738 739 740
	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");
741 742
}

743 744 745 746 747 748 749 750 751 752 753 754
static int hist_entry__dso_to_filter(struct hist_entry *he, int type,
				     const void *arg)
{
	const struct dso *dso = arg;

	if (type != HIST_FILTER__DSO)
		return -1;

	return dso && (!he->branch_info || !he->branch_info->to.map ||
		       he->branch_info->to.map->dso != dso);
}

755 756 757 758 759 760
static int64_t
sort__sym_from_cmp(struct hist_entry *left, struct hist_entry *right)
{
	struct addr_map_symbol *from_l = &left->branch_info->from;
	struct addr_map_symbol *from_r = &right->branch_info->from;

761 762 763 764 765 766
	if (!left->branch_info || !right->branch_info)
		return cmp_null(left->branch_info, right->branch_info);

	from_l = &left->branch_info->from;
	from_r = &right->branch_info->from;

767
	if (!from_l->sym && !from_r->sym)
768
		return _sort__addr_cmp(from_l->addr, from_r->addr);
769

770
	return _sort__sym_cmp(from_l->sym, from_r->sym);
771 772 773 774 775
}

static int64_t
sort__sym_to_cmp(struct hist_entry *left, struct hist_entry *right)
{
776 777 778 779 780 781 782
	struct addr_map_symbol *to_l, *to_r;

	if (!left->branch_info || !right->branch_info)
		return cmp_null(left->branch_info, right->branch_info);

	to_l = &left->branch_info->to;
	to_r = &right->branch_info->to;
783 784

	if (!to_l->sym && !to_r->sym)
785
		return _sort__addr_cmp(to_l->addr, to_r->addr);
786

787
	return _sort__sym_cmp(to_l->sym, to_r->sym);
788 789
}

790
static int hist_entry__sym_from_snprintf(struct hist_entry *he, char *bf,
791
					 size_t size, unsigned int width)
792
{
793 794
	if (he->branch_info) {
		struct addr_map_symbol *from = &he->branch_info->from;
795

796 797 798 799 800
		return _hist_entry__sym_snprintf(from->map, from->sym, from->addr,
						 he->level, bf, size, width);
	}

	return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
801 802
}

803
static int hist_entry__sym_to_snprintf(struct hist_entry *he, char *bf,
804
				       size_t size, unsigned int width)
805
{
806 807 808 809 810 811
	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);
	}
812

813
	return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
814 815
}

816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839
static int hist_entry__sym_from_filter(struct hist_entry *he, int type,
				       const void *arg)
{
	const char *sym = arg;

	if (type != HIST_FILTER__SYMBOL)
		return -1;

	return sym && !(he->branch_info && he->branch_info->from.sym &&
			strstr(he->branch_info->from.sym->name, sym));
}

static int hist_entry__sym_to_filter(struct hist_entry *he, int type,
				       const void *arg)
{
	const char *sym = arg;

	if (type != HIST_FILTER__SYMBOL)
		return -1;

	return sym && !(he->branch_info && he->branch_info->to.sym &&
		        strstr(he->branch_info->to.sym->name, sym));
}

840 841 842 843
struct sort_entry sort_dso_from = {
	.se_header	= "Source Shared Object",
	.se_cmp		= sort__dso_from_cmp,
	.se_snprintf	= hist_entry__dso_from_snprintf,
844
	.se_filter	= hist_entry__dso_from_filter,
845 846 847
	.se_width_idx	= HISTC_DSO_FROM,
};

848 849 850 851
struct sort_entry sort_dso_to = {
	.se_header	= "Target Shared Object",
	.se_cmp		= sort__dso_to_cmp,
	.se_snprintf	= hist_entry__dso_to_snprintf,
852
	.se_filter	= hist_entry__dso_to_filter,
853 854 855 856 857 858 859
	.se_width_idx	= HISTC_DSO_TO,
};

struct sort_entry sort_sym_from = {
	.se_header	= "Source Symbol",
	.se_cmp		= sort__sym_from_cmp,
	.se_snprintf	= hist_entry__sym_from_snprintf,
860
	.se_filter	= hist_entry__sym_from_filter,
861 862 863 864 865 866 867
	.se_width_idx	= HISTC_SYMBOL_FROM,
};

struct sort_entry sort_sym_to = {
	.se_header	= "Target Symbol",
	.se_cmp		= sort__sym_to_cmp,
	.se_snprintf	= hist_entry__sym_to_snprintf,
868
	.se_filter	= hist_entry__sym_to_filter,
869 870 871 872 873 874
	.se_width_idx	= HISTC_SYMBOL_TO,
};

static int64_t
sort__mispredict_cmp(struct hist_entry *left, struct hist_entry *right)
{
875
	unsigned char mp, p;
876

877 878 879 880 881
	if (!left->branch_info || !right->branch_info)
		return cmp_null(left->branch_info, right->branch_info);

	mp = left->branch_info->flags.mispred != right->branch_info->flags.mispred;
	p  = left->branch_info->flags.predicted != right->branch_info->flags.predicted;
882 883 884
	return mp || p;
}

885
static int hist_entry__mispredict_snprintf(struct hist_entry *he, char *bf,
886 887 888
				    size_t size, unsigned int width){
	static const char *out = "N/A";

889 890 891 892 893 894
	if (he->branch_info) {
		if (he->branch_info->flags.predicted)
			out = "N";
		else if (he->branch_info->flags.mispred)
			out = "Y";
	}
895

896
	return repsep_snprintf(bf, size, "%-*.*s", width, width, out);
897 898
}

899 900 901
static int64_t
sort__cycles_cmp(struct hist_entry *left, struct hist_entry *right)
{
902 903 904
	if (!left->branch_info || !right->branch_info)
		return cmp_null(left->branch_info, right->branch_info);

905 906 907 908 909 910 911
	return left->branch_info->flags.cycles -
		right->branch_info->flags.cycles;
}

static int hist_entry__cycles_snprintf(struct hist_entry *he, char *bf,
				    size_t size, unsigned int width)
{
912 913
	if (!he->branch_info)
		return scnprintf(bf, size, "%-.*s", width, "N/A");
914 915 916 917 918 919 920 921 922 923 924 925 926
	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);
}

struct sort_entry sort_cycles = {
	.se_header	= "Basic Block Cycles",
	.se_cmp		= sort__cycles_cmp,
	.se_snprintf	= hist_entry__cycles_snprintf,
	.se_width_idx	= HISTC_CYCLES,
};

927
/* --sort daddr_sym */
928
int64_t
929 930 931 932 933 934 935 936 937 938 939 940
sort__daddr_cmp(struct hist_entry *left, struct hist_entry *right)
{
	uint64_t l = 0, r = 0;

	if (left->mem_info)
		l = left->mem_info->daddr.addr;
	if (right->mem_info)
		r = right->mem_info->daddr.addr;

	return (int64_t)(r - l);
}

941
static int hist_entry__daddr_snprintf(struct hist_entry *he, char *bf,
942 943 944 945 946 947
				    size_t size, unsigned int width)
{
	uint64_t addr = 0;
	struct map *map = NULL;
	struct symbol *sym = NULL;

948 949 950 951
	if (he->mem_info) {
		addr = he->mem_info->daddr.addr;
		map = he->mem_info->daddr.map;
		sym = he->mem_info->daddr.sym;
952
	}
953
	return _hist_entry__sym_snprintf(map, sym, addr, he->level, bf, size,
954 955 956
					 width);
}

957
int64_t
958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985
sort__iaddr_cmp(struct hist_entry *left, struct hist_entry *right)
{
	uint64_t l = 0, r = 0;

	if (left->mem_info)
		l = left->mem_info->iaddr.addr;
	if (right->mem_info)
		r = right->mem_info->iaddr.addr;

	return (int64_t)(r - l);
}

static int hist_entry__iaddr_snprintf(struct hist_entry *he, char *bf,
				    size_t size, unsigned int width)
{
	uint64_t addr = 0;
	struct map *map = NULL;
	struct symbol *sym = NULL;

	if (he->mem_info) {
		addr = he->mem_info->iaddr.addr;
		map  = he->mem_info->iaddr.map;
		sym  = he->mem_info->iaddr.sym;
	}
	return _hist_entry__sym_snprintf(map, sym, addr, he->level, bf, size,
					 width);
}

986 987 988 989 990 991 992 993 994 995 996 997 998 999
static int64_t
sort__dso_daddr_cmp(struct hist_entry *left, struct hist_entry *right)
{
	struct map *map_l = NULL;
	struct map *map_r = NULL;

	if (left->mem_info)
		map_l = left->mem_info->daddr.map;
	if (right->mem_info)
		map_r = right->mem_info->daddr.map;

	return _sort__dso_cmp(map_l, map_r);
}

1000
static int hist_entry__dso_daddr_snprintf(struct hist_entry *he, char *bf,
1001 1002 1003 1004
				    size_t size, unsigned int width)
{
	struct map *map = NULL;

1005 1006
	if (he->mem_info)
		map = he->mem_info->daddr.map;
1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029

	return _hist_entry__dso_snprintf(map, bf, size, width);
}

static int64_t
sort__locked_cmp(struct hist_entry *left, struct hist_entry *right)
{
	union perf_mem_data_src data_src_l;
	union perf_mem_data_src data_src_r;

	if (left->mem_info)
		data_src_l = left->mem_info->data_src;
	else
		data_src_l.mem_lock = PERF_MEM_LOCK_NA;

	if (right->mem_info)
		data_src_r = right->mem_info->data_src;
	else
		data_src_r.mem_lock = PERF_MEM_LOCK_NA;

	return (int64_t)(data_src_r.mem_lock - data_src_l.mem_lock);
}

1030
static int hist_entry__locked_snprintf(struct hist_entry *he, char *bf,
1031 1032
				    size_t size, unsigned int width)
{
1033
	char out[10];
1034

1035
	perf_mem__lck_scnprintf(out, sizeof(out), he->mem_info);
1036
	return repsep_snprintf(bf, size, "%.*s", width, out);
1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057
}

static int64_t
sort__tlb_cmp(struct hist_entry *left, struct hist_entry *right)
{
	union perf_mem_data_src data_src_l;
	union perf_mem_data_src data_src_r;

	if (left->mem_info)
		data_src_l = left->mem_info->data_src;
	else
		data_src_l.mem_dtlb = PERF_MEM_TLB_NA;

	if (right->mem_info)
		data_src_r = right->mem_info->data_src;
	else
		data_src_r.mem_dtlb = PERF_MEM_TLB_NA;

	return (int64_t)(data_src_r.mem_dtlb - data_src_l.mem_dtlb);
}

1058
static int hist_entry__tlb_snprintf(struct hist_entry *he, char *bf,
1059 1060 1061 1062
				    size_t size, unsigned int width)
{
	char out[64];

1063
	perf_mem__tlb_scnprintf(out, sizeof(out), he->mem_info);
1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085
	return repsep_snprintf(bf, size, "%-*s", width, out);
}

static int64_t
sort__lvl_cmp(struct hist_entry *left, struct hist_entry *right)
{
	union perf_mem_data_src data_src_l;
	union perf_mem_data_src data_src_r;

	if (left->mem_info)
		data_src_l = left->mem_info->data_src;
	else
		data_src_l.mem_lvl = PERF_MEM_LVL_NA;

	if (right->mem_info)
		data_src_r = right->mem_info->data_src;
	else
		data_src_r.mem_lvl = PERF_MEM_LVL_NA;

	return (int64_t)(data_src_r.mem_lvl - data_src_l.mem_lvl);
}

1086
static int hist_entry__lvl_snprintf(struct hist_entry *he, char *bf,
1087 1088 1089 1090
				    size_t size, unsigned int width)
{
	char out[64];

1091
	perf_mem__lvl_scnprintf(out, sizeof(out), he->mem_info);
1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113
	return repsep_snprintf(bf, size, "%-*s", width, out);
}

static int64_t
sort__snoop_cmp(struct hist_entry *left, struct hist_entry *right)
{
	union perf_mem_data_src data_src_l;
	union perf_mem_data_src data_src_r;

	if (left->mem_info)
		data_src_l = left->mem_info->data_src;
	else
		data_src_l.mem_snoop = PERF_MEM_SNOOP_NA;

	if (right->mem_info)
		data_src_r = right->mem_info->data_src;
	else
		data_src_r.mem_snoop = PERF_MEM_SNOOP_NA;

	return (int64_t)(data_src_r.mem_snoop - data_src_l.mem_snoop);
}

1114
static int hist_entry__snoop_snprintf(struct hist_entry *he, char *bf,
1115 1116 1117 1118
				    size_t size, unsigned int width)
{
	char out[64];

1119
	perf_mem__snp_scnprintf(out, sizeof(out), he->mem_info);
1120 1121 1122
	return repsep_snprintf(bf, size, "%-*s", width, out);
}

1123
int64_t
D
Don Zickus 已提交
1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214
sort__dcacheline_cmp(struct hist_entry *left, struct hist_entry *right)
{
	u64 l, r;
	struct map *l_map, *r_map;

	if (!left->mem_info)  return -1;
	if (!right->mem_info) return 1;

	/* group event types together */
	if (left->cpumode > right->cpumode) return -1;
	if (left->cpumode < right->cpumode) return 1;

	l_map = left->mem_info->daddr.map;
	r_map = right->mem_info->daddr.map;

	/* if both are NULL, jump to sort on al_addr instead */
	if (!l_map && !r_map)
		goto addr;

	if (!l_map) return -1;
	if (!r_map) return 1;

	if (l_map->maj > r_map->maj) return -1;
	if (l_map->maj < r_map->maj) return 1;

	if (l_map->min > r_map->min) return -1;
	if (l_map->min < r_map->min) return 1;

	if (l_map->ino > r_map->ino) return -1;
	if (l_map->ino < r_map->ino) return 1;

	if (l_map->ino_generation > r_map->ino_generation) return -1;
	if (l_map->ino_generation < r_map->ino_generation) return 1;

	/*
	 * Addresses with no major/minor numbers are assumed to be
	 * anonymous in userspace.  Sort those on pid then address.
	 *
	 * The kernel and non-zero major/minor mapped areas are
	 * assumed to be unity mapped.  Sort those on address.
	 */

	if ((left->cpumode != PERF_RECORD_MISC_KERNEL) &&
	    (!(l_map->flags & MAP_SHARED)) &&
	    !l_map->maj && !l_map->min && !l_map->ino &&
	    !l_map->ino_generation) {
		/* userspace anonymous */

		if (left->thread->pid_ > right->thread->pid_) return -1;
		if (left->thread->pid_ < right->thread->pid_) return 1;
	}

addr:
	/* al_addr does all the right addr - start + offset calculations */
	l = cl_address(left->mem_info->daddr.al_addr);
	r = cl_address(right->mem_info->daddr.al_addr);

	if (l > r) return -1;
	if (l < r) return 1;

	return 0;
}

static int hist_entry__dcacheline_snprintf(struct hist_entry *he, char *bf,
					  size_t size, unsigned int width)
{

	uint64_t addr = 0;
	struct map *map = NULL;
	struct symbol *sym = NULL;
	char level = he->level;

	if (he->mem_info) {
		addr = cl_address(he->mem_info->daddr.al_addr);
		map = he->mem_info->daddr.map;
		sym = he->mem_info->daddr.sym;

		/* print [s] for shared data mmaps */
		if ((he->cpumode != PERF_RECORD_MISC_KERNEL) &&
		     map && (map->type == MAP__VARIABLE) &&
		    (map->flags & MAP_SHARED) &&
		    (map->maj || map->min || map->ino ||
		     map->ino_generation))
			level = 's';
		else if (!map)
			level = 'X';
	}
	return _hist_entry__sym_snprintf(map, sym, addr, level, bf, size,
					 width);
}

1215 1216 1217 1218 1219 1220 1221
struct sort_entry sort_mispredict = {
	.se_header	= "Branch Mispredicted",
	.se_cmp		= sort__mispredict_cmp,
	.se_snprintf	= hist_entry__mispredict_snprintf,
	.se_width_idx	= HISTC_MISPREDICT,
};

1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232
static u64 he_weight(struct hist_entry *he)
{
	return he->stat.nr_events ? he->stat.weight / he->stat.nr_events : 0;
}

static int64_t
sort__local_weight_cmp(struct hist_entry *left, struct hist_entry *right)
{
	return he_weight(left) - he_weight(right);
}

1233
static int hist_entry__local_weight_snprintf(struct hist_entry *he, char *bf,
1234 1235
				    size_t size, unsigned int width)
{
1236
	return repsep_snprintf(bf, size, "%-*llu", width, he_weight(he));
1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251
}

struct sort_entry sort_local_weight = {
	.se_header	= "Local Weight",
	.se_cmp		= sort__local_weight_cmp,
	.se_snprintf	= hist_entry__local_weight_snprintf,
	.se_width_idx	= HISTC_LOCAL_WEIGHT,
};

static int64_t
sort__global_weight_cmp(struct hist_entry *left, struct hist_entry *right)
{
	return left->stat.weight - right->stat.weight;
}

1252
static int hist_entry__global_weight_snprintf(struct hist_entry *he, char *bf,
1253 1254
					      size_t size, unsigned int width)
{
1255
	return repsep_snprintf(bf, size, "%-*llu", width, he->stat.weight);
1256 1257 1258 1259 1260 1261 1262 1263 1264
}

struct sort_entry sort_global_weight = {
	.se_header	= "Weight",
	.se_cmp		= sort__global_weight_cmp,
	.se_snprintf	= hist_entry__global_weight_snprintf,
	.se_width_idx	= HISTC_GLOBAL_WEIGHT,
};

1265 1266 1267 1268 1269 1270 1271
struct sort_entry sort_mem_daddr_sym = {
	.se_header	= "Data Symbol",
	.se_cmp		= sort__daddr_cmp,
	.se_snprintf	= hist_entry__daddr_snprintf,
	.se_width_idx	= HISTC_MEM_DADDR_SYMBOL,
};

1272 1273 1274 1275 1276 1277 1278
struct sort_entry sort_mem_iaddr_sym = {
	.se_header	= "Code Symbol",
	.se_cmp		= sort__iaddr_cmp,
	.se_snprintf	= hist_entry__iaddr_snprintf,
	.se_width_idx	= HISTC_MEM_IADDR_SYMBOL,
};

1279 1280 1281 1282
struct sort_entry sort_mem_daddr_dso = {
	.se_header	= "Data Object",
	.se_cmp		= sort__dso_daddr_cmp,
	.se_snprintf	= hist_entry__dso_daddr_snprintf,
1283
	.se_width_idx	= HISTC_MEM_DADDR_DSO,
1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313
};

struct sort_entry sort_mem_locked = {
	.se_header	= "Locked",
	.se_cmp		= sort__locked_cmp,
	.se_snprintf	= hist_entry__locked_snprintf,
	.se_width_idx	= HISTC_MEM_LOCKED,
};

struct sort_entry sort_mem_tlb = {
	.se_header	= "TLB access",
	.se_cmp		= sort__tlb_cmp,
	.se_snprintf	= hist_entry__tlb_snprintf,
	.se_width_idx	= HISTC_MEM_TLB,
};

struct sort_entry sort_mem_lvl = {
	.se_header	= "Memory access",
	.se_cmp		= sort__lvl_cmp,
	.se_snprintf	= hist_entry__lvl_snprintf,
	.se_width_idx	= HISTC_MEM_LVL,
};

struct sort_entry sort_mem_snoop = {
	.se_header	= "Snoop",
	.se_cmp		= sort__snoop_cmp,
	.se_snprintf	= hist_entry__snoop_snprintf,
	.se_width_idx	= HISTC_MEM_SNOOP,
};

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Don Zickus 已提交
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struct sort_entry sort_mem_dcacheline = {
	.se_header	= "Data Cacheline",
	.se_cmp		= sort__dcacheline_cmp,
	.se_snprintf	= hist_entry__dcacheline_snprintf,
	.se_width_idx	= HISTC_MEM_DCACHELINE,
};

1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361
static int64_t
sort__phys_daddr_cmp(struct hist_entry *left, struct hist_entry *right)
{
	uint64_t l = 0, r = 0;

	if (left->mem_info)
		l = left->mem_info->daddr.phys_addr;
	if (right->mem_info)
		r = right->mem_info->daddr.phys_addr;

	return (int64_t)(r - l);
}

static int hist_entry__phys_daddr_snprintf(struct hist_entry *he, char *bf,
					   size_t size, unsigned int width)
{
	uint64_t addr = 0;
	size_t ret = 0;
	size_t len = BITS_PER_LONG / 4;

	addr = he->mem_info->daddr.phys_addr;

	ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", he->level);

	ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx", len, addr);

	ret += repsep_snprintf(bf + ret, size - ret, "%-*s", width - ret, "");

	if (ret > width)
		bf[width] = '\0';

	return width;
}

struct sort_entry sort_mem_phys_daddr = {
	.se_header	= "Data Physical Address",
	.se_cmp		= sort__phys_daddr_cmp,
	.se_snprintf	= hist_entry__phys_daddr_snprintf,
	.se_width_idx	= HISTC_MEM_PHYS_DADDR,
};

1362 1363 1364
static int64_t
sort__abort_cmp(struct hist_entry *left, struct hist_entry *right)
{
1365 1366 1367
	if (!left->branch_info || !right->branch_info)
		return cmp_null(left->branch_info, right->branch_info);

1368 1369 1370 1371
	return left->branch_info->flags.abort !=
		right->branch_info->flags.abort;
}

1372
static int hist_entry__abort_snprintf(struct hist_entry *he, char *bf,
1373 1374
				    size_t size, unsigned int width)
{
1375 1376 1377 1378 1379 1380 1381 1382
	static const char *out = "N/A";

	if (he->branch_info) {
		if (he->branch_info->flags.abort)
			out = "A";
		else
			out = ".";
	}
1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396

	return repsep_snprintf(bf, size, "%-*s", width, out);
}

struct sort_entry sort_abort = {
	.se_header	= "Transaction abort",
	.se_cmp		= sort__abort_cmp,
	.se_snprintf	= hist_entry__abort_snprintf,
	.se_width_idx	= HISTC_ABORT,
};

static int64_t
sort__in_tx_cmp(struct hist_entry *left, struct hist_entry *right)
{
1397 1398 1399
	if (!left->branch_info || !right->branch_info)
		return cmp_null(left->branch_info, right->branch_info);

1400 1401 1402 1403
	return left->branch_info->flags.in_tx !=
		right->branch_info->flags.in_tx;
}

1404
static int hist_entry__in_tx_snprintf(struct hist_entry *he, char *bf,
1405 1406
				    size_t size, unsigned int width)
{
1407
	static const char *out = "N/A";
1408

1409 1410 1411 1412 1413 1414
	if (he->branch_info) {
		if (he->branch_info->flags.in_tx)
			out = "T";
		else
			out = ".";
	}
1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425

	return repsep_snprintf(bf, size, "%-*s", width, out);
}

struct sort_entry sort_in_tx = {
	.se_header	= "Branch in transaction",
	.se_cmp		= sort__in_tx_cmp,
	.se_snprintf	= hist_entry__in_tx_snprintf,
	.se_width_idx	= HISTC_IN_TX,
};

1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466
static int64_t
sort__transaction_cmp(struct hist_entry *left, struct hist_entry *right)
{
	return left->transaction - right->transaction;
}

static inline char *add_str(char *p, const char *str)
{
	strcpy(p, str);
	return p + strlen(str);
}

static struct txbit {
	unsigned flag;
	const char *name;
	int skip_for_len;
} txbits[] = {
	{ PERF_TXN_ELISION,        "EL ",        0 },
	{ PERF_TXN_TRANSACTION,    "TX ",        1 },
	{ PERF_TXN_SYNC,           "SYNC ",      1 },
	{ PERF_TXN_ASYNC,          "ASYNC ",     0 },
	{ PERF_TXN_RETRY,          "RETRY ",     0 },
	{ PERF_TXN_CONFLICT,       "CON ",       0 },
	{ PERF_TXN_CAPACITY_WRITE, "CAP-WRITE ", 1 },
	{ PERF_TXN_CAPACITY_READ,  "CAP-READ ",  0 },
	{ 0, NULL, 0 }
};

int hist_entry__transaction_len(void)
{
	int i;
	int len = 0;

	for (i = 0; txbits[i].name; i++) {
		if (!txbits[i].skip_for_len)
			len += strlen(txbits[i].name);
	}
	len += 4; /* :XX<space> */
	return len;
}

1467
static int hist_entry__transaction_snprintf(struct hist_entry *he, char *bf,
1468 1469
					    size_t size, unsigned int width)
{
1470
	u64 t = he->transaction;
1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497
	char buf[128];
	char *p = buf;
	int i;

	buf[0] = 0;
	for (i = 0; txbits[i].name; i++)
		if (txbits[i].flag & t)
			p = add_str(p, txbits[i].name);
	if (t && !(t & (PERF_TXN_SYNC|PERF_TXN_ASYNC)))
		p = add_str(p, "NEITHER ");
	if (t & PERF_TXN_ABORT_MASK) {
		sprintf(p, ":%" PRIx64,
			(t & PERF_TXN_ABORT_MASK) >>
			PERF_TXN_ABORT_SHIFT);
		p += strlen(p);
	}

	return repsep_snprintf(bf, size, "%-*s", width, buf);
}

struct sort_entry sort_transaction = {
	.se_header	= "Transaction                ",
	.se_cmp		= sort__transaction_cmp,
	.se_snprintf	= hist_entry__transaction_snprintf,
	.se_width_idx	= HISTC_TRANSACTION,
};

1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537
/* --sort symbol_size */

static int64_t _sort__sym_size_cmp(struct symbol *sym_l, struct symbol *sym_r)
{
	int64_t size_l = sym_l != NULL ? symbol__size(sym_l) : 0;
	int64_t size_r = sym_r != NULL ? symbol__size(sym_r) : 0;

	return size_l < size_r ? -1 :
		size_l == size_r ? 0 : 1;
}

static int64_t
sort__sym_size_cmp(struct hist_entry *left, struct hist_entry *right)
{
	return _sort__sym_size_cmp(right->ms.sym, left->ms.sym);
}

static int _hist_entry__sym_size_snprintf(struct symbol *sym, char *bf,
					  size_t bf_size, unsigned int width)
{
	if (sym)
		return repsep_snprintf(bf, bf_size, "%*d", width, symbol__size(sym));

	return repsep_snprintf(bf, bf_size, "%*s", width, "unknown");
}

static int hist_entry__sym_size_snprintf(struct hist_entry *he, char *bf,
					 size_t size, unsigned int width)
{
	return _hist_entry__sym_size_snprintf(he->ms.sym, bf, size, width);
}

struct sort_entry sort_sym_size = {
	.se_header	= "Symbol size",
	.se_cmp		= sort__sym_size_cmp,
	.se_snprintf	= hist_entry__sym_size_snprintf,
	.se_width_idx	= HISTC_SYM_SIZE,
};


1538 1539 1540 1541 1542 1543
struct sort_dimension {
	const char		*name;
	struct sort_entry	*entry;
	int			taken;
};

1544 1545
#define DIM(d, n, func) [d] = { .name = n, .entry = &(func) }

1546
static struct sort_dimension common_sort_dimensions[] = {
1547 1548 1549 1550 1551 1552
	DIM(SORT_PID, "pid", sort_thread),
	DIM(SORT_COMM, "comm", sort_comm),
	DIM(SORT_DSO, "dso", sort_dso),
	DIM(SORT_SYM, "symbol", sort_sym),
	DIM(SORT_PARENT, "parent", sort_parent),
	DIM(SORT_CPU, "cpu", sort_cpu),
1553
	DIM(SORT_SOCKET, "socket", sort_socket),
1554
	DIM(SORT_SRCLINE, "srcline", sort_srcline),
1555
	DIM(SORT_SRCFILE, "srcfile", sort_srcfile),
1556 1557
	DIM(SORT_LOCAL_WEIGHT, "local_weight", sort_local_weight),
	DIM(SORT_GLOBAL_WEIGHT, "weight", sort_global_weight),
1558
	DIM(SORT_TRANSACTION, "transaction", sort_transaction),
N
Namhyung Kim 已提交
1559
	DIM(SORT_TRACE, "trace", sort_trace),
1560
	DIM(SORT_SYM_SIZE, "symbol_size", sort_sym_size),
1561
	DIM(SORT_CGROUP_ID, "cgroup_id", sort_cgroup_id),
1562 1563
};

1564 1565 1566 1567 1568 1569 1570 1571 1572 1573
#undef DIM

#define DIM(d, n, func) [d - __SORT_BRANCH_STACK] = { .name = n, .entry = &(func) }

static struct sort_dimension bstack_sort_dimensions[] = {
	DIM(SORT_DSO_FROM, "dso_from", sort_dso_from),
	DIM(SORT_DSO_TO, "dso_to", sort_dso_to),
	DIM(SORT_SYM_FROM, "symbol_from", sort_sym_from),
	DIM(SORT_SYM_TO, "symbol_to", sort_sym_to),
	DIM(SORT_MISPREDICT, "mispredict", sort_mispredict),
1574 1575
	DIM(SORT_IN_TX, "in_tx", sort_in_tx),
	DIM(SORT_ABORT, "abort", sort_abort),
1576
	DIM(SORT_CYCLES, "cycles", sort_cycles),
1577 1578
	DIM(SORT_SRCLINE_FROM, "srcline_from", sort_srcline_from),
	DIM(SORT_SRCLINE_TO, "srcline_to", sort_srcline_to),
1579 1580 1581 1582
};

#undef DIM

1583 1584 1585 1586
#define DIM(d, n, func) [d - __SORT_MEMORY_MODE] = { .name = n, .entry = &(func) }

static struct sort_dimension memory_sort_dimensions[] = {
	DIM(SORT_MEM_DADDR_SYMBOL, "symbol_daddr", sort_mem_daddr_sym),
1587
	DIM(SORT_MEM_IADDR_SYMBOL, "symbol_iaddr", sort_mem_iaddr_sym),
1588 1589 1590 1591 1592
	DIM(SORT_MEM_DADDR_DSO, "dso_daddr", sort_mem_daddr_dso),
	DIM(SORT_MEM_LOCKED, "locked", sort_mem_locked),
	DIM(SORT_MEM_TLB, "tlb", sort_mem_tlb),
	DIM(SORT_MEM_LVL, "mem", sort_mem_lvl),
	DIM(SORT_MEM_SNOOP, "snoop", sort_mem_snoop),
D
Don Zickus 已提交
1593
	DIM(SORT_MEM_DCACHELINE, "dcacheline", sort_mem_dcacheline),
1594
	DIM(SORT_MEM_PHYS_DADDR, "phys_daddr", sort_mem_phys_daddr),
1595 1596 1597 1598
};

#undef DIM

1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612
struct hpp_dimension {
	const char		*name;
	struct perf_hpp_fmt	*fmt;
	int			taken;
};

#define DIM(d, n) { .name = n, .fmt = &perf_hpp__format[d], }

static struct hpp_dimension hpp_sort_dimensions[] = {
	DIM(PERF_HPP__OVERHEAD, "overhead"),
	DIM(PERF_HPP__OVERHEAD_SYS, "overhead_sys"),
	DIM(PERF_HPP__OVERHEAD_US, "overhead_us"),
	DIM(PERF_HPP__OVERHEAD_GUEST_SYS, "overhead_guest_sys"),
	DIM(PERF_HPP__OVERHEAD_GUEST_US, "overhead_guest_us"),
1613
	DIM(PERF_HPP__OVERHEAD_ACC, "overhead_children"),
1614 1615 1616 1617 1618 1619
	DIM(PERF_HPP__SAMPLES, "sample"),
	DIM(PERF_HPP__PERIOD, "period"),
};

#undef DIM

1620 1621 1622 1623 1624
struct hpp_sort_entry {
	struct perf_hpp_fmt hpp;
	struct sort_entry *se;
};

1625
void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists)
1626 1627 1628 1629 1630 1631 1632
{
	struct hpp_sort_entry *hse;

	if (!perf_hpp__is_sort_entry(fmt))
		return;

	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1633
	hists__new_col_len(hists, hse->se->se_width_idx, strlen(fmt->name));
1634 1635
}

1636
static int __sort__hpp_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
1637 1638
			      struct hists *hists, int line __maybe_unused,
			      int *span __maybe_unused)
1639 1640
{
	struct hpp_sort_entry *hse;
1641
	size_t len = fmt->user_len;
1642 1643 1644

	hse = container_of(fmt, struct hpp_sort_entry, hpp);

1645
	if (!len)
1646
		len = hists__col_len(hists, hse->se->se_width_idx);
1647

1648
	return scnprintf(hpp->buf, hpp->size, "%-*.*s", len, len, fmt->name);
1649 1650 1651 1652
}

static int __sort__hpp_width(struct perf_hpp_fmt *fmt,
			     struct perf_hpp *hpp __maybe_unused,
1653
			     struct hists *hists)
1654 1655
{
	struct hpp_sort_entry *hse;
1656
	size_t len = fmt->user_len;
1657 1658 1659

	hse = container_of(fmt, struct hpp_sort_entry, hpp);

1660
	if (!len)
1661
		len = hists__col_len(hists, hse->se->se_width_idx);
1662 1663

	return len;
1664 1665 1666 1667 1668 1669
}

static int __sort__hpp_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
			     struct hist_entry *he)
{
	struct hpp_sort_entry *hse;
1670
	size_t len = fmt->user_len;
1671 1672

	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1673 1674 1675

	if (!len)
		len = hists__col_len(he->hists, hse->se->se_width_idx);
1676 1677 1678 1679

	return hse->se->se_snprintf(he, hpp->buf, hpp->size, len);
}

1680 1681 1682 1683 1684 1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696 1697 1698 1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710
static int64_t __sort__hpp_cmp(struct perf_hpp_fmt *fmt,
			       struct hist_entry *a, struct hist_entry *b)
{
	struct hpp_sort_entry *hse;

	hse = container_of(fmt, struct hpp_sort_entry, hpp);
	return hse->se->se_cmp(a, b);
}

static int64_t __sort__hpp_collapse(struct perf_hpp_fmt *fmt,
				    struct hist_entry *a, struct hist_entry *b)
{
	struct hpp_sort_entry *hse;
	int64_t (*collapse_fn)(struct hist_entry *, struct hist_entry *);

	hse = container_of(fmt, struct hpp_sort_entry, hpp);
	collapse_fn = hse->se->se_collapse ?: hse->se->se_cmp;
	return collapse_fn(a, b);
}

static int64_t __sort__hpp_sort(struct perf_hpp_fmt *fmt,
				struct hist_entry *a, struct hist_entry *b)
{
	struct hpp_sort_entry *hse;
	int64_t (*sort_fn)(struct hist_entry *, struct hist_entry *);

	hse = container_of(fmt, struct hpp_sort_entry, hpp);
	sort_fn = hse->se->se_sort ?: hse->se->se_cmp;
	return sort_fn(a, b);
}

1711 1712 1713 1714 1715
bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format)
{
	return format->header == __sort__hpp_header;
}

1716 1717 1718 1719 1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734
#define MK_SORT_ENTRY_CHK(key)					\
bool perf_hpp__is_ ## key ## _entry(struct perf_hpp_fmt *fmt)	\
{								\
	struct hpp_sort_entry *hse;				\
								\
	if (!perf_hpp__is_sort_entry(fmt))			\
		return false;					\
								\
	hse = container_of(fmt, struct hpp_sort_entry, hpp);	\
	return hse->se == &sort_ ## key ;			\
}

MK_SORT_ENTRY_CHK(trace)
MK_SORT_ENTRY_CHK(srcline)
MK_SORT_ENTRY_CHK(srcfile)
MK_SORT_ENTRY_CHK(thread)
MK_SORT_ENTRY_CHK(comm)
MK_SORT_ENTRY_CHK(dso)
MK_SORT_ENTRY_CHK(sym)
1735 1736


1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750
static bool __sort__hpp_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
{
	struct hpp_sort_entry *hse_a;
	struct hpp_sort_entry *hse_b;

	if (!perf_hpp__is_sort_entry(a) || !perf_hpp__is_sort_entry(b))
		return false;

	hse_a = container_of(a, struct hpp_sort_entry, hpp);
	hse_b = container_of(b, struct hpp_sort_entry, hpp);

	return hse_a->se == hse_b->se;
}

1751 1752 1753 1754 1755 1756 1757 1758
static void hse_free(struct perf_hpp_fmt *fmt)
{
	struct hpp_sort_entry *hse;

	hse = container_of(fmt, struct hpp_sort_entry, hpp);
	free(hse);
}

1759
static struct hpp_sort_entry *
1760
__sort_dimension__alloc_hpp(struct sort_dimension *sd, int level)
1761 1762 1763 1764 1765 1766
{
	struct hpp_sort_entry *hse;

	hse = malloc(sizeof(*hse));
	if (hse == NULL) {
		pr_err("Memory allocation failed\n");
1767
		return NULL;
1768 1769 1770
	}

	hse->se = sd->entry;
1771
	hse->hpp.name = sd->entry->se_header;
1772 1773 1774 1775 1776
	hse->hpp.header = __sort__hpp_header;
	hse->hpp.width = __sort__hpp_width;
	hse->hpp.entry = __sort__hpp_entry;
	hse->hpp.color = NULL;

1777 1778 1779
	hse->hpp.cmp = __sort__hpp_cmp;
	hse->hpp.collapse = __sort__hpp_collapse;
	hse->hpp.sort = __sort__hpp_sort;
1780
	hse->hpp.equal = __sort__hpp_equal;
1781
	hse->hpp.free = hse_free;
1782 1783 1784

	INIT_LIST_HEAD(&hse->hpp.list);
	INIT_LIST_HEAD(&hse->hpp.sort_list);
1785
	hse->hpp.elide = false;
1786
	hse->hpp.len = 0;
1787
	hse->hpp.user_len = 0;
1788
	hse->hpp.level = level;
1789

1790 1791 1792
	return hse;
}

1793 1794 1795 1796 1797
static void hpp_free(struct perf_hpp_fmt *fmt)
{
	free(fmt);
}

1798 1799
static struct perf_hpp_fmt *__hpp_dimension__alloc_hpp(struct hpp_dimension *hd,
						       int level)
1800 1801 1802 1803 1804 1805 1806
{
	struct perf_hpp_fmt *fmt;

	fmt = memdup(hd->fmt, sizeof(*fmt));
	if (fmt) {
		INIT_LIST_HEAD(&fmt->list);
		INIT_LIST_HEAD(&fmt->sort_list);
1807
		fmt->free = hpp_free;
1808
		fmt->level = level;
1809 1810 1811 1812 1813
	}

	return fmt;
}

1814 1815 1816 1817
int hist_entry__filter(struct hist_entry *he, int type, const void *arg)
{
	struct perf_hpp_fmt *fmt;
	struct hpp_sort_entry *hse;
1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839
	int ret = -1;
	int r;

	perf_hpp_list__for_each_format(he->hpp_list, fmt) {
		if (!perf_hpp__is_sort_entry(fmt))
			continue;

		hse = container_of(fmt, struct hpp_sort_entry, hpp);
		if (hse->se->se_filter == NULL)
			continue;

		/*
		 * hist entry is filtered if any of sort key in the hpp list
		 * is applied.  But it should skip non-matched filter types.
		 */
		r = hse->se->se_filter(he, type, arg);
		if (r >= 0) {
			if (ret < 0)
				ret = 0;
			ret |= r;
		}
	}
1840

1841
	return ret;
1842 1843
}

1844 1845 1846
static int __sort_dimension__add_hpp_sort(struct sort_dimension *sd,
					  struct perf_hpp_list *list,
					  int level)
1847
{
1848
	struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, level);
1849 1850 1851 1852

	if (hse == NULL)
		return -1;

1853
	perf_hpp_list__register_sort_field(list, &hse->hpp);
1854 1855 1856
	return 0;
}

1857 1858
static int __sort_dimension__add_hpp_output(struct sort_dimension *sd,
					    struct perf_hpp_list *list)
1859
{
1860
	struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, 0);
1861 1862 1863 1864

	if (hse == NULL)
		return -1;

1865
	perf_hpp_list__column_register(list, &hse->hpp);
1866 1867 1868
	return 0;
}

1869 1870 1871 1872 1873
struct hpp_dynamic_entry {
	struct perf_hpp_fmt hpp;
	struct perf_evsel *evsel;
	struct format_field *field;
	unsigned dynamic_len;
1874
	bool raw_trace;
1875 1876 1877 1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898
};

static int hde_width(struct hpp_dynamic_entry *hde)
{
	if (!hde->hpp.len) {
		int len = hde->dynamic_len;
		int namelen = strlen(hde->field->name);
		int fieldlen = hde->field->size;

		if (namelen > len)
			len = namelen;

		if (!(hde->field->flags & FIELD_IS_STRING)) {
			/* length for print hex numbers */
			fieldlen = hde->field->size * 2 + 2;
		}
		if (fieldlen > len)
			len = fieldlen;

		hde->hpp.len = len;
	}
	return hde->hpp.len;
}

1899 1900 1901 1902 1903 1904 1905 1906
static void update_dynamic_len(struct hpp_dynamic_entry *hde,
			       struct hist_entry *he)
{
	char *str, *pos;
	struct format_field *field = hde->field;
	size_t namelen;
	bool last = false;

1907 1908 1909
	if (hde->raw_trace)
		return;

1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941
	/* parse pretty print result and update max length */
	if (!he->trace_output)
		he->trace_output = get_trace_output(he);

	namelen = strlen(field->name);
	str = he->trace_output;

	while (str) {
		pos = strchr(str, ' ');
		if (pos == NULL) {
			last = true;
			pos = str + strlen(str);
		}

		if (!strncmp(str, field->name, namelen)) {
			size_t len;

			str += namelen + 1;
			len = pos - str;

			if (len > hde->dynamic_len)
				hde->dynamic_len = len;
			break;
		}

		if (last)
			str = NULL;
		else
			str = pos + 1;
	}
}

1942
static int __sort__hde_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
1943
			      struct hists *hists __maybe_unused,
1944 1945
			      int line __maybe_unused,
			      int *span __maybe_unused)
1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959
{
	struct hpp_dynamic_entry *hde;
	size_t len = fmt->user_len;

	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);

	if (!len)
		len = hde_width(hde);

	return scnprintf(hpp->buf, hpp->size, "%*.*s", len, len, hde->field->name);
}

static int __sort__hde_width(struct perf_hpp_fmt *fmt,
			     struct perf_hpp *hpp __maybe_unused,
1960
			     struct hists *hists __maybe_unused)
1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972
{
	struct hpp_dynamic_entry *hde;
	size_t len = fmt->user_len;

	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);

	if (!len)
		len = hde_width(hde);

	return len;
}

1973 1974 1975 1976 1977 1978 1979 1980 1981
bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists)
{
	struct hpp_dynamic_entry *hde;

	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);

	return hists_to_evsel(hists) == hde->evsel;
}

1982 1983 1984 1985 1986
static int __sort__hde_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
			     struct hist_entry *he)
{
	struct hpp_dynamic_entry *hde;
	size_t len = fmt->user_len;
1987 1988 1989 1990
	char *str, *pos;
	struct format_field *field;
	size_t namelen;
	bool last = false;
1991 1992 1993 1994 1995 1996 1997
	int ret;

	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);

	if (!len)
		len = hde_width(hde);

1998 1999
	if (hde->raw_trace)
		goto raw_field;
2000

2001 2002 2003
	if (!he->trace_output)
		he->trace_output = get_trace_output(he);

2004
	field = hde->field;
2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032
	namelen = strlen(field->name);
	str = he->trace_output;

	while (str) {
		pos = strchr(str, ' ');
		if (pos == NULL) {
			last = true;
			pos = str + strlen(str);
		}

		if (!strncmp(str, field->name, namelen)) {
			str += namelen + 1;
			str = strndup(str, pos - str);

			if (str == NULL)
				return scnprintf(hpp->buf, hpp->size,
						 "%*.*s", len, len, "ERROR");
			break;
		}

		if (last)
			str = NULL;
		else
			str = pos + 1;
	}

	if (str == NULL) {
		struct trace_seq seq;
2033
raw_field:
2034 2035 2036 2037 2038 2039 2040
		trace_seq_init(&seq);
		pevent_print_field(&seq, he->raw_data, hde->field);
		str = seq.buffer;
	}

	ret = scnprintf(hpp->buf, hpp->size, "%*.*s", len, len, str);
	free(str);
2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052
	return ret;
}

static int64_t __sort__hde_cmp(struct perf_hpp_fmt *fmt,
			       struct hist_entry *a, struct hist_entry *b)
{
	struct hpp_dynamic_entry *hde;
	struct format_field *field;
	unsigned offset, size;

	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);

2053 2054 2055 2056 2057
	if (b == NULL) {
		update_dynamic_len(hde, a);
		return 0;
	}

2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076
	field = hde->field;
	if (field->flags & FIELD_IS_DYNAMIC) {
		unsigned long long dyn;

		pevent_read_number_field(field, a->raw_data, &dyn);
		offset = dyn & 0xffff;
		size = (dyn >> 16) & 0xffff;

		/* record max width for output */
		if (size > hde->dynamic_len)
			hde->dynamic_len = size;
	} else {
		offset = field->offset;
		size = field->size;
	}

	return memcmp(a->raw_data + offset, b->raw_data + offset, size);
}

2077 2078 2079 2080 2081
bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *fmt)
{
	return fmt->cmp == __sort__hde_cmp;
}

2082 2083 2084 2085 2086 2087 2088 2089 2090 2091 2092 2093 2094 2095
static bool __sort__hde_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
{
	struct hpp_dynamic_entry *hde_a;
	struct hpp_dynamic_entry *hde_b;

	if (!perf_hpp__is_dynamic_entry(a) || !perf_hpp__is_dynamic_entry(b))
		return false;

	hde_a = container_of(a, struct hpp_dynamic_entry, hpp);
	hde_b = container_of(b, struct hpp_dynamic_entry, hpp);

	return hde_a->field == hde_b->field;
}

2096 2097 2098 2099 2100 2101 2102 2103
static void hde_free(struct perf_hpp_fmt *fmt)
{
	struct hpp_dynamic_entry *hde;

	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
	free(hde);
}

2104
static struct hpp_dynamic_entry *
2105 2106
__alloc_dynamic_entry(struct perf_evsel *evsel, struct format_field *field,
		      int level)
2107 2108 2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128
{
	struct hpp_dynamic_entry *hde;

	hde = malloc(sizeof(*hde));
	if (hde == NULL) {
		pr_debug("Memory allocation failed\n");
		return NULL;
	}

	hde->evsel = evsel;
	hde->field = field;
	hde->dynamic_len = 0;

	hde->hpp.name = field->name;
	hde->hpp.header = __sort__hde_header;
	hde->hpp.width  = __sort__hde_width;
	hde->hpp.entry  = __sort__hde_entry;
	hde->hpp.color  = NULL;

	hde->hpp.cmp = __sort__hde_cmp;
	hde->hpp.collapse = __sort__hde_cmp;
	hde->hpp.sort = __sort__hde_cmp;
2129
	hde->hpp.equal = __sort__hde_equal;
2130
	hde->hpp.free = hde_free;
2131 2132 2133 2134 2135 2136

	INIT_LIST_HEAD(&hde->hpp.list);
	INIT_LIST_HEAD(&hde->hpp.sort_list);
	hde->hpp.elide = false;
	hde->hpp.len = 0;
	hde->hpp.user_len = 0;
2137
	hde->hpp.level = level;
2138 2139 2140 2141

	return hde;
}

2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169
struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt)
{
	struct perf_hpp_fmt *new_fmt = NULL;

	if (perf_hpp__is_sort_entry(fmt)) {
		struct hpp_sort_entry *hse, *new_hse;

		hse = container_of(fmt, struct hpp_sort_entry, hpp);
		new_hse = memdup(hse, sizeof(*hse));
		if (new_hse)
			new_fmt = &new_hse->hpp;
	} else if (perf_hpp__is_dynamic_entry(fmt)) {
		struct hpp_dynamic_entry *hde, *new_hde;

		hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
		new_hde = memdup(hde, sizeof(*hde));
		if (new_hde)
			new_fmt = &new_hde->hpp;
	} else {
		new_fmt = memdup(fmt, sizeof(*fmt));
	}

	INIT_LIST_HEAD(&new_fmt->list);
	INIT_LIST_HEAD(&new_fmt->sort_list);

	return new_fmt;
}

2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180 2181 2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195
static int parse_field_name(char *str, char **event, char **field, char **opt)
{
	char *event_name, *field_name, *opt_name;

	event_name = str;
	field_name = strchr(str, '.');

	if (field_name) {
		*field_name++ = '\0';
	} else {
		event_name = NULL;
		field_name = str;
	}

	opt_name = strchr(field_name, '/');
	if (opt_name)
		*opt_name++ = '\0';

	*event = event_name;
	*field = field_name;
	*opt   = opt_name;

	return 0;
}

/* find match evsel using a given event name.  The event name can be:
2196 2197 2198
 *   1. '%' + event index (e.g. '%1' for first event)
 *   2. full event name (e.g. sched:sched_switch)
 *   3. partial event name (should not contain ':')
2199 2200 2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220
 */
static struct perf_evsel *find_evsel(struct perf_evlist *evlist, char *event_name)
{
	struct perf_evsel *evsel = NULL;
	struct perf_evsel *pos;
	bool full_name;

	/* case 1 */
	if (event_name[0] == '%') {
		int nr = strtol(event_name+1, NULL, 0);

		if (nr > evlist->nr_entries)
			return NULL;

		evsel = perf_evlist__first(evlist);
		while (--nr > 0)
			evsel = perf_evsel__next(evsel);

		return evsel;
	}

	full_name = !!strchr(event_name, ':');
2221
	evlist__for_each_entry(evlist, pos) {
2222
		/* case 2 */
2223 2224
		if (full_name && !strcmp(pos->name, event_name))
			return pos;
2225
		/* case 3 */
2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238
		if (!full_name && strstr(pos->name, event_name)) {
			if (evsel) {
				pr_debug("'%s' event is ambiguous: it can be %s or %s\n",
					 event_name, evsel->name, pos->name);
				return NULL;
			}
			evsel = pos;
		}
	}

	return evsel;
}

2239 2240
static int __dynamic_dimension__add(struct perf_evsel *evsel,
				    struct format_field *field,
2241
				    bool raw_trace, int level)
2242 2243 2244
{
	struct hpp_dynamic_entry *hde;

2245
	hde = __alloc_dynamic_entry(evsel, field, level);
2246 2247 2248 2249 2250 2251 2252 2253 2254
	if (hde == NULL)
		return -ENOMEM;

	hde->raw_trace = raw_trace;

	perf_hpp__register_sort_field(&hde->hpp);
	return 0;
}

2255
static int add_evsel_fields(struct perf_evsel *evsel, bool raw_trace, int level)
2256 2257 2258 2259 2260 2261
{
	int ret;
	struct format_field *field;

	field = evsel->tp_format->format.fields;
	while (field) {
2262
		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
2263 2264 2265 2266 2267 2268 2269 2270
		if (ret < 0)
			return ret;

		field = field->next;
	}
	return 0;
}

2271 2272
static int add_all_dynamic_fields(struct perf_evlist *evlist, bool raw_trace,
				  int level)
2273 2274 2275 2276
{
	int ret;
	struct perf_evsel *evsel;

2277
	evlist__for_each_entry(evlist, evsel) {
2278 2279 2280
		if (evsel->attr.type != PERF_TYPE_TRACEPOINT)
			continue;

2281
		ret = add_evsel_fields(evsel, raw_trace, level);
2282 2283 2284 2285 2286 2287
		if (ret < 0)
			return ret;
	}
	return 0;
}

2288
static int add_all_matching_fields(struct perf_evlist *evlist,
2289
				   char *field_name, bool raw_trace, int level)
2290 2291 2292 2293 2294
{
	int ret = -ESRCH;
	struct perf_evsel *evsel;
	struct format_field *field;

2295
	evlist__for_each_entry(evlist, evsel) {
2296 2297 2298 2299 2300 2301 2302
		if (evsel->attr.type != PERF_TYPE_TRACEPOINT)
			continue;

		field = pevent_find_any_field(evsel->tp_format, field_name);
		if (field == NULL)
			continue;

2303
		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
2304 2305 2306 2307 2308 2309
		if (ret < 0)
			break;
	}
	return ret;
}

2310 2311
static int add_dynamic_entry(struct perf_evlist *evlist, const char *tok,
			     int level)
2312
{
2313 2314
	char *str, *event_name, *field_name, *opt_name;
	struct perf_evsel *evsel;
2315
	struct format_field *field;
2316
	bool raw_trace = symbol_conf.raw_trace;
2317 2318 2319 2320 2321 2322 2323 2324 2325
	int ret = 0;

	if (evlist == NULL)
		return -ENOENT;

	str = strdup(tok);
	if (str == NULL)
		return -ENOMEM;

2326
	if (parse_field_name(str, &event_name, &field_name, &opt_name) < 0) {
2327 2328 2329 2330
		ret = -EINVAL;
		goto out;
	}

2331 2332 2333
	if (opt_name) {
		if (strcmp(opt_name, "raw")) {
			pr_debug("unsupported field option %s\n", opt_name);
2334 2335 2336 2337 2338 2339
			ret = -EINVAL;
			goto out;
		}
		raw_trace = true;
	}

2340
	if (!strcmp(field_name, "trace_fields")) {
2341
		ret = add_all_dynamic_fields(evlist, raw_trace, level);
2342 2343 2344
		goto out;
	}

2345
	if (event_name == NULL) {
2346
		ret = add_all_matching_fields(evlist, field_name, raw_trace, level);
2347 2348 2349
		goto out;
	}

2350
	evsel = find_evsel(evlist, event_name);
2351 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362
	if (evsel == NULL) {
		pr_debug("Cannot find event: %s\n", event_name);
		ret = -ENOENT;
		goto out;
	}

	if (evsel->attr.type != PERF_TYPE_TRACEPOINT) {
		pr_debug("%s is not a tracepoint event\n", event_name);
		ret = -EINVAL;
		goto out;
	}

2363
	if (!strcmp(field_name, "*")) {
2364
		ret = add_evsel_fields(evsel, raw_trace, level);
2365 2366 2367 2368 2369 2370 2371 2372
	} else {
		field = pevent_find_any_field(evsel->tp_format, field_name);
		if (field == NULL) {
			pr_debug("Cannot find event field for %s.%s\n",
				 event_name, field_name);
			return -ENOENT;
		}

2373
		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
2374
	}
2375 2376 2377 2378 2379 2380

out:
	free(str);
	return ret;
}

2381 2382 2383
static int __sort_dimension__add(struct sort_dimension *sd,
				 struct perf_hpp_list *list,
				 int level)
2384 2385
{
	if (sd->taken)
2386 2387
		return 0;

2388
	if (__sort_dimension__add_hpp_sort(sd, list, level) < 0)
2389
		return -1;
2390 2391

	if (sd->entry->se_collapse)
2392
		list->need_collapse = 1;
2393 2394

	sd->taken = 1;
2395 2396

	return 0;
2397 2398
}

2399 2400 2401
static int __hpp_dimension__add(struct hpp_dimension *hd,
				struct perf_hpp_list *list,
				int level)
2402
{
2403
	struct perf_hpp_fmt *fmt;
2404

2405 2406 2407
	if (hd->taken)
		return 0;

2408
	fmt = __hpp_dimension__alloc_hpp(hd, level);
2409 2410 2411 2412
	if (!fmt)
		return -1;

	hd->taken = 1;
2413
	perf_hpp_list__register_sort_field(list, fmt);
2414 2415 2416
	return 0;
}

2417 2418
static int __sort_dimension__add_output(struct perf_hpp_list *list,
					struct sort_dimension *sd)
2419 2420 2421 2422
{
	if (sd->taken)
		return 0;

2423
	if (__sort_dimension__add_hpp_output(sd, list) < 0)
2424 2425 2426 2427 2428 2429
		return -1;

	sd->taken = 1;
	return 0;
}

2430 2431
static int __hpp_dimension__add_output(struct perf_hpp_list *list,
				       struct hpp_dimension *hd)
2432
{
2433
	struct perf_hpp_fmt *fmt;
2434

2435 2436 2437
	if (hd->taken)
		return 0;

2438
	fmt = __hpp_dimension__alloc_hpp(hd, 0);
2439 2440 2441 2442
	if (!fmt)
		return -1;

	hd->taken = 1;
2443
	perf_hpp_list__column_register(list, fmt);
2444 2445 2446
	return 0;
}

2447 2448 2449
int hpp_dimension__add_output(unsigned col)
{
	BUG_ON(col >= PERF_HPP__MAX_INDEX);
2450
	return __hpp_dimension__add_output(&perf_hpp_list, &hpp_sort_dimensions[col]);
2451 2452
}

2453 2454 2455
int sort_dimension__add(struct perf_hpp_list *list, const char *tok,
			struct perf_evlist *evlist,
			int level)
2456 2457 2458
{
	unsigned int i;

2459 2460
	for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++) {
		struct sort_dimension *sd = &common_sort_dimensions[i];
2461 2462 2463

		if (strncasecmp(tok, sd->name, strlen(tok)))
			continue;
2464

2465 2466 2467 2468 2469 2470
		if (sd->entry == &sort_parent) {
			int ret = regcomp(&parent_regex, parent_pattern, REG_EXTENDED);
			if (ret) {
				char err[BUFSIZ];

				regerror(ret, &parent_regex, err, sizeof(err));
2471 2472
				pr_err("Invalid regex: %s\n%s", parent_pattern, err);
				return -EINVAL;
2473
			}
2474
			list->parent = 1;
2475
		} else if (sd->entry == &sort_sym) {
2476
			list->sym = 1;
2477 2478 2479 2480 2481 2482 2483 2484 2485
			/*
			 * perf diff displays the performance difference amongst
			 * two or more perf.data files. Those files could come
			 * from different binaries. So we should not compare
			 * their ips, but the name of symbol.
			 */
			if (sort__mode == SORT_MODE__DIFF)
				sd->entry->se_collapse = sort__sym_sort;

N
Namhyung Kim 已提交
2486
		} else if (sd->entry == &sort_dso) {
2487
			list->dso = 1;
2488
		} else if (sd->entry == &sort_socket) {
2489
			list->socket = 1;
2490
		} else if (sd->entry == &sort_thread) {
2491
			list->thread = 1;
2492
		} else if (sd->entry == &sort_comm) {
2493
			list->comm = 1;
2494 2495
		}

2496
		return __sort_dimension__add(sd, list, level);
2497
	}
2498

2499 2500 2501 2502 2503 2504
	for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++) {
		struct hpp_dimension *hd = &hpp_sort_dimensions[i];

		if (strncasecmp(tok, hd->name, strlen(tok)))
			continue;

2505
		return __hpp_dimension__add(hd, list, level);
2506 2507
	}

2508 2509 2510 2511 2512 2513
	for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++) {
		struct sort_dimension *sd = &bstack_sort_dimensions[i];

		if (strncasecmp(tok, sd->name, strlen(tok)))
			continue;

2514
		if (sort__mode != SORT_MODE__BRANCH)
2515 2516 2517
			return -EINVAL;

		if (sd->entry == &sort_sym_from || sd->entry == &sort_sym_to)
2518
			list->sym = 1;
2519

2520
		__sort_dimension__add(sd, list, level);
2521 2522 2523
		return 0;
	}

2524 2525 2526 2527 2528 2529 2530 2531 2532
	for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++) {
		struct sort_dimension *sd = &memory_sort_dimensions[i];

		if (strncasecmp(tok, sd->name, strlen(tok)))
			continue;

		if (sort__mode != SORT_MODE__MEMORY)
			return -EINVAL;

2533 2534 2535
		if (sd->entry == &sort_mem_dcacheline && cacheline_size == 0)
			return -EINVAL;

2536
		if (sd->entry == &sort_mem_daddr_sym)
2537
			list->sym = 1;
2538

2539
		__sort_dimension__add(sd, list, level);
2540 2541 2542
		return 0;
	}

2543
	if (!add_dynamic_entry(evlist, tok, level))
2544 2545
		return 0;

2546 2547
	return -ESRCH;
}
2548

2549 2550
static int setup_sort_list(struct perf_hpp_list *list, char *str,
			   struct perf_evlist *evlist)
2551 2552 2553
{
	char *tmp, *tok;
	int ret = 0;
2554
	int level = 0;
2555 2556 2557 2558 2559 2560 2561 2562 2563 2564 2565 2566 2567 2568 2569 2570 2571 2572 2573 2574
	int next_level = 1;
	bool in_group = false;

	do {
		tok = str;
		tmp = strpbrk(str, "{}, ");
		if (tmp) {
			if (in_group)
				next_level = level;
			else
				next_level = level + 1;

			if (*tmp == '{')
				in_group = true;
			else if (*tmp == '}')
				in_group = false;

			*tmp = '\0';
			str = tmp + 1;
		}
2575

2576
		if (*tok) {
2577
			ret = sort_dimension__add(list, tok, evlist, level);
2578
			if (ret == -EINVAL) {
2579
				if (!cacheline_size && !strncasecmp(tok, "dcacheline", strlen(tok)))
2580
					pr_err("The \"dcacheline\" --sort key needs to know the cacheline size and it couldn't be determined on this system");
2581
				else
2582
					pr_err("Invalid --sort key: `%s'", tok);
2583 2584
				break;
			} else if (ret == -ESRCH) {
2585
				pr_err("Unknown --sort key: `%s'", tok);
2586 2587
				break;
			}
2588
		}
2589 2590 2591

		level = next_level;
	} while (tmp);
2592 2593 2594 2595

	return ret;
}

2596
static const char *get_default_sort_order(struct perf_evlist *evlist)
2597 2598 2599 2600 2601 2602 2603
{
	const char *default_sort_orders[] = {
		default_sort_order,
		default_branch_sort_order,
		default_mem_sort_order,
		default_top_sort_order,
		default_diff_sort_order,
2604
		default_tracepoint_sort_order,
2605
	};
2606 2607
	bool use_trace = true;
	struct perf_evsel *evsel;
2608 2609 2610

	BUG_ON(sort__mode >= ARRAY_SIZE(default_sort_orders));

2611
	if (evlist == NULL || perf_evlist__empty(evlist))
2612 2613
		goto out_no_evlist;

2614
	evlist__for_each_entry(evlist, evsel) {
2615 2616 2617 2618 2619 2620 2621 2622 2623 2624 2625 2626
		if (evsel->attr.type != PERF_TYPE_TRACEPOINT) {
			use_trace = false;
			break;
		}
	}

	if (use_trace) {
		sort__mode = SORT_MODE__TRACEPOINT;
		if (symbol_conf.raw_trace)
			return "trace_fields";
	}
out_no_evlist:
2627 2628 2629
	return default_sort_orders[sort__mode];
}

2630
static int setup_sort_order(struct perf_evlist *evlist)
2631 2632 2633 2634 2635 2636 2637 2638 2639 2640 2641
{
	char *new_sort_order;

	/*
	 * Append '+'-prefixed sort order to the default sort
	 * order string.
	 */
	if (!sort_order || is_strict_order(sort_order))
		return 0;

	if (sort_order[1] == '\0') {
2642
		pr_err("Invalid --sort key: `+'");
2643 2644 2645 2646 2647 2648 2649 2650
		return -EINVAL;
	}

	/*
	 * We allocate new sort_order string, but we never free it,
	 * because it's checked over the rest of the code.
	 */
	if (asprintf(&new_sort_order, "%s,%s",
2651
		     get_default_sort_order(evlist), sort_order + 1) < 0) {
2652
		pr_err("Not enough memory to set up --sort");
2653 2654 2655 2656 2657 2658 2659
		return -ENOMEM;
	}

	sort_order = new_sort_order;
	return 0;
}

2660 2661 2662 2663 2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675 2676 2677 2678 2679
/*
 * Adds 'pre,' prefix into 'str' is 'pre' is
 * not already part of 'str'.
 */
static char *prefix_if_not_in(const char *pre, char *str)
{
	char *n;

	if (!str || strstr(str, pre))
		return str;

	if (asprintf(&n, "%s,%s", pre, str) < 0)
		return NULL;

	free(str);
	return n;
}

static char *setup_overhead(char *keys)
{
2680 2681 2682
	if (sort__mode == SORT_MODE__DIFF)
		return keys;

2683 2684 2685 2686 2687 2688 2689 2690
	keys = prefix_if_not_in("overhead", keys);

	if (symbol_conf.cumulate_callchain)
		keys = prefix_if_not_in("overhead_children", keys);

	return keys;
}

2691
static int __setup_sorting(struct perf_evlist *evlist)
2692
{
2693
	char *str;
2694
	const char *sort_keys;
2695
	int ret = 0;
2696

2697
	ret = setup_sort_order(evlist);
2698 2699 2700 2701
	if (ret)
		return ret;

	sort_keys = sort_order;
2702
	if (sort_keys == NULL) {
2703
		if (is_strict_order(field_order)) {
2704 2705 2706 2707 2708 2709 2710
			/*
			 * If user specified field order but no sort order,
			 * we'll honor it and not add default sort orders.
			 */
			return 0;
		}

2711
		sort_keys = get_default_sort_order(evlist);
2712
	}
2713 2714

	str = strdup(sort_keys);
2715
	if (str == NULL) {
2716
		pr_err("Not enough memory to setup sort keys");
2717 2718 2719
		return -ENOMEM;
	}

2720 2721 2722 2723 2724 2725
	/*
	 * Prepend overhead fields for backward compatibility.
	 */
	if (!is_strict_order(field_order)) {
		str = setup_overhead(str);
		if (str == NULL) {
2726
			pr_err("Not enough memory to setup overhead keys");
2727 2728 2729 2730
			return -ENOMEM;
		}
	}

2731
	ret = setup_sort_list(&perf_hpp_list, str, evlist);
2732 2733

	free(str);
2734
	return ret;
2735
}
2736

2737
void perf_hpp__set_elide(int idx, bool elide)
2738
{
2739 2740
	struct perf_hpp_fmt *fmt;
	struct hpp_sort_entry *hse;
2741

2742
	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
2743 2744 2745 2746 2747 2748 2749 2750
		if (!perf_hpp__is_sort_entry(fmt))
			continue;

		hse = container_of(fmt, struct hpp_sort_entry, hpp);
		if (hse->se->se_width_idx == idx) {
			fmt->elide = elide;
			break;
		}
2751 2752 2753
	}
}

2754
static bool __get_elide(struct strlist *list, const char *list_name, FILE *fp)
2755 2756 2757 2758 2759
{
	if (list && strlist__nr_entries(list) == 1) {
		if (fp != NULL)
			fprintf(fp, "# %s: %s\n", list_name,
				strlist__entry(list, 0)->s);
2760 2761 2762 2763 2764 2765 2766 2767 2768 2769 2770 2771 2772 2773 2774 2775
		return true;
	}
	return false;
}

static bool get_elide(int idx, FILE *output)
{
	switch (idx) {
	case HISTC_SYMBOL:
		return __get_elide(symbol_conf.sym_list, "symbol", output);
	case HISTC_DSO:
		return __get_elide(symbol_conf.dso_list, "dso", output);
	case HISTC_COMM:
		return __get_elide(symbol_conf.comm_list, "comm", output);
	default:
		break;
2776
	}
2777 2778 2779 2780 2781 2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794

	if (sort__mode != SORT_MODE__BRANCH)
		return false;

	switch (idx) {
	case HISTC_SYMBOL_FROM:
		return __get_elide(symbol_conf.sym_from_list, "sym_from", output);
	case HISTC_SYMBOL_TO:
		return __get_elide(symbol_conf.sym_to_list, "sym_to", output);
	case HISTC_DSO_FROM:
		return __get_elide(symbol_conf.dso_from_list, "dso_from", output);
	case HISTC_DSO_TO:
		return __get_elide(symbol_conf.dso_to_list, "dso_to", output);
	default:
		break;
	}

	return false;
2795
}
2796 2797 2798

void sort__setup_elide(FILE *output)
{
2799 2800
	struct perf_hpp_fmt *fmt;
	struct hpp_sort_entry *hse;
2801

2802
	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
2803 2804 2805 2806 2807
		if (!perf_hpp__is_sort_entry(fmt))
			continue;

		hse = container_of(fmt, struct hpp_sort_entry, hpp);
		fmt->elide = get_elide(hse->se->se_width_idx, output);
2808 2809
	}

2810 2811 2812 2813
	/*
	 * It makes no sense to elide all of sort entries.
	 * Just revert them to show up again.
	 */
2814
	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
2815 2816 2817
		if (!perf_hpp__is_sort_entry(fmt))
			continue;

2818
		if (!fmt->elide)
2819 2820 2821
			return;
	}

2822
	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
2823 2824 2825
		if (!perf_hpp__is_sort_entry(fmt))
			continue;

2826
		fmt->elide = false;
2827
	}
2828
}
2829

2830
int output_field_add(struct perf_hpp_list *list, char *tok)
2831 2832 2833 2834 2835 2836 2837 2838 2839
{
	unsigned int i;

	for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++) {
		struct sort_dimension *sd = &common_sort_dimensions[i];

		if (strncasecmp(tok, sd->name, strlen(tok)))
			continue;

2840
		return __sort_dimension__add_output(list, sd);
2841 2842 2843 2844 2845 2846 2847 2848
	}

	for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++) {
		struct hpp_dimension *hd = &hpp_sort_dimensions[i];

		if (strncasecmp(tok, hd->name, strlen(tok)))
			continue;

2849
		return __hpp_dimension__add_output(list, hd);
2850 2851 2852 2853 2854 2855 2856 2857
	}

	for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++) {
		struct sort_dimension *sd = &bstack_sort_dimensions[i];

		if (strncasecmp(tok, sd->name, strlen(tok)))
			continue;

2858
		return __sort_dimension__add_output(list, sd);
2859 2860 2861 2862 2863 2864 2865 2866
	}

	for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++) {
		struct sort_dimension *sd = &memory_sort_dimensions[i];

		if (strncasecmp(tok, sd->name, strlen(tok)))
			continue;

2867
		return __sort_dimension__add_output(list, sd);
2868 2869 2870 2871 2872
	}

	return -ESRCH;
}

2873
static int setup_output_list(struct perf_hpp_list *list, char *str)
2874 2875 2876 2877 2878 2879
{
	char *tmp, *tok;
	int ret = 0;

	for (tok = strtok_r(str, ", ", &tmp);
			tok; tok = strtok_r(NULL, ", ", &tmp)) {
2880
		ret = output_field_add(list, tok);
2881
		if (ret == -EINVAL) {
2882
			pr_err("Invalid --fields key: `%s'", tok);
2883 2884
			break;
		} else if (ret == -ESRCH) {
2885
			pr_err("Unknown --fields key: `%s'", tok);
2886 2887 2888 2889 2890 2891 2892
			break;
		}
	}

	return ret;
}

2893
void reset_dimensions(void)
2894 2895 2896 2897 2898 2899 2900 2901 2902 2903 2904 2905 2906 2907 2908 2909
{
	unsigned int i;

	for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++)
		common_sort_dimensions[i].taken = 0;

	for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++)
		hpp_sort_dimensions[i].taken = 0;

	for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++)
		bstack_sort_dimensions[i].taken = 0;

	for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++)
		memory_sort_dimensions[i].taken = 0;
}

2910 2911 2912 2913 2914
bool is_strict_order(const char *order)
{
	return order && (*order != '+');
}

2915 2916
static int __setup_output_field(void)
{
2917
	char *str, *strp;
2918
	int ret = -EINVAL;
2919 2920 2921 2922

	if (field_order == NULL)
		return 0;

2923
	strp = str = strdup(field_order);
2924
	if (str == NULL) {
2925
		pr_err("Not enough memory to setup output fields");
2926 2927 2928
		return -ENOMEM;
	}

2929 2930 2931 2932
	if (!is_strict_order(field_order))
		strp++;

	if (!strlen(strp)) {
2933
		pr_err("Invalid --fields key: `+'");
2934 2935 2936
		goto out;
	}

2937
	ret = setup_output_list(&perf_hpp_list, strp);
2938

2939
out:
2940 2941 2942 2943
	free(str);
	return ret;
}

2944 2945 2946 2947 2948 2949 2950 2951 2952
int setup_sorting(struct perf_evlist *evlist)
{
	int err;

	err = __setup_sorting(evlist);
	if (err < 0)
		return err;

	if (parent_pattern != default_parent_pattern) {
2953
		err = sort_dimension__add(&perf_hpp_list, "parent", evlist, -1);
2954 2955 2956 2957
		if (err < 0)
			return err;
	}

2958 2959 2960 2961 2962 2963 2964 2965 2966 2967 2968 2969 2970
	reset_dimensions();

	/*
	 * perf diff doesn't use default hpp output fields.
	 */
	if (sort__mode != SORT_MODE__DIFF)
		perf_hpp__init();

	err = __setup_output_field();
	if (err < 0)
		return err;

	/* copy sort keys to output fields */
2971
	perf_hpp__setup_output_field(&perf_hpp_list);
2972
	/* and then copy output fields to sort keys */
2973
	perf_hpp__append_sort_keys(&perf_hpp_list);
2974

2975 2976 2977 2978
	/* setup hists-specific output fields */
	if (perf_hpp__setup_hists_formats(&perf_hpp_list, evlist) < 0)
		return -1;

2979 2980
	return 0;
}
2981 2982 2983

void reset_output_field(void)
{
2984
	perf_hpp_list.need_collapse = 0;
2985
	perf_hpp_list.parent = 0;
2986
	perf_hpp_list.sym = 0;
2987
	perf_hpp_list.dso = 0;
2988

2989 2990 2991
	field_order = NULL;
	sort_order = NULL;

2992
	reset_dimensions();
2993
	perf_hpp__reset_output_field(&perf_hpp_list);
2994
}