sort.c 70.4 KB
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// SPDX-License-Identifier: GPL-2.0
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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->inlined || sym_r->inlined)
		return strcmp(sym_l->name, sym_r->name);

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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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/* --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);
642 643 644 645 646 647
	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);
	}
648 649 650 651 652
	/*
	 * 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
653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678
}

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)
679
		return scnprintf(bf, size, "%-.*s", width, "N/A");
N
Namhyung Kim 已提交
680 681 682

	if (he->trace_output == NULL)
		he->trace_output = get_trace_output(he);
683
	return repsep_snprintf(bf, size, "%-.*s", width, he->trace_output);
N
Namhyung Kim 已提交
684 685 686 687 688 689 690 691 692
}

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,
};

693 694
/* sort keys for branch stacks */

695 696 697
static int64_t
sort__dso_from_cmp(struct hist_entry *left, struct hist_entry *right)
{
698 699 700
	if (!left->branch_info || !right->branch_info)
		return cmp_null(left->branch_info, right->branch_info);

701 702 703 704
	return _sort__dso_cmp(left->branch_info->from.map,
			      right->branch_info->from.map);
}

705
static int hist_entry__dso_from_snprintf(struct hist_entry *he, char *bf,
706 707
				    size_t size, unsigned int width)
{
708 709 710 711 712
	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");
713 714
}

715 716 717 718 719 720 721 722 723 724 725 726
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);
}

727 728 729
static int64_t
sort__dso_to_cmp(struct hist_entry *left, struct hist_entry *right)
{
730 731 732
	if (!left->branch_info || !right->branch_info)
		return cmp_null(left->branch_info, right->branch_info);

733 734 735 736
	return _sort__dso_cmp(left->branch_info->to.map,
			      right->branch_info->to.map);
}

737
static int hist_entry__dso_to_snprintf(struct hist_entry *he, char *bf,
738 739
				       size_t size, unsigned int width)
{
740 741 742 743 744
	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");
745 746
}

747 748 749 750 751 752 753 754 755 756 757 758
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);
}

759 760 761 762 763 764
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;

765 766 767 768 769 770
	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;

771
	if (!from_l->sym && !from_r->sym)
772
		return _sort__addr_cmp(from_l->addr, from_r->addr);
773

774
	return _sort__sym_cmp(from_l->sym, from_r->sym);
775 776 777 778 779
}

static int64_t
sort__sym_to_cmp(struct hist_entry *left, struct hist_entry *right)
{
780 781 782 783 784 785 786
	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;
787 788

	if (!to_l->sym && !to_r->sym)
789
		return _sort__addr_cmp(to_l->addr, to_r->addr);
790

791
	return _sort__sym_cmp(to_l->sym, to_r->sym);
792 793
}

794
static int hist_entry__sym_from_snprintf(struct hist_entry *he, char *bf,
795
					 size_t size, unsigned int width)
796
{
797 798
	if (he->branch_info) {
		struct addr_map_symbol *from = &he->branch_info->from;
799

800 801 802 803 804
		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");
805 806
}

807
static int hist_entry__sym_to_snprintf(struct hist_entry *he, char *bf,
808
				       size_t size, unsigned int width)
809
{
810 811 812 813 814 815
	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);
	}
816

817
	return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
818 819
}

820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843
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));
}

844 845 846 847
struct sort_entry sort_dso_from = {
	.se_header	= "Source Shared Object",
	.se_cmp		= sort__dso_from_cmp,
	.se_snprintf	= hist_entry__dso_from_snprintf,
848
	.se_filter	= hist_entry__dso_from_filter,
849 850 851
	.se_width_idx	= HISTC_DSO_FROM,
};

852 853 854 855
struct sort_entry sort_dso_to = {
	.se_header	= "Target Shared Object",
	.se_cmp		= sort__dso_to_cmp,
	.se_snprintf	= hist_entry__dso_to_snprintf,
856
	.se_filter	= hist_entry__dso_to_filter,
857 858 859 860 861 862 863
	.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,
864
	.se_filter	= hist_entry__sym_from_filter,
865 866 867 868 869 870 871
	.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,
872
	.se_filter	= hist_entry__sym_to_filter,
873 874 875 876 877 878
	.se_width_idx	= HISTC_SYMBOL_TO,
};

static int64_t
sort__mispredict_cmp(struct hist_entry *left, struct hist_entry *right)
{
879
	unsigned char mp, p;
880

881 882 883 884 885
	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;
886 887 888
	return mp || p;
}

889
static int hist_entry__mispredict_snprintf(struct hist_entry *he, char *bf,
890 891 892
				    size_t size, unsigned int width){
	static const char *out = "N/A";

893 894 895 896 897 898
	if (he->branch_info) {
		if (he->branch_info->flags.predicted)
			out = "N";
		else if (he->branch_info->flags.mispred)
			out = "Y";
	}
899

900
	return repsep_snprintf(bf, size, "%-*.*s", width, width, out);
901 902
}

903 904 905
static int64_t
sort__cycles_cmp(struct hist_entry *left, struct hist_entry *right)
{
906 907 908
	if (!left->branch_info || !right->branch_info)
		return cmp_null(left->branch_info, right->branch_info);

909 910 911 912 913 914 915
	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)
{
916 917
	if (!he->branch_info)
		return scnprintf(bf, size, "%-.*s", width, "N/A");
918 919 920 921 922 923 924 925 926 927 928 929 930
	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,
};

931
/* --sort daddr_sym */
932
int64_t
933 934 935 936 937 938 939 940 941 942 943 944
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);
}

945
static int hist_entry__daddr_snprintf(struct hist_entry *he, char *bf,
946 947 948 949 950 951
				    size_t size, unsigned int width)
{
	uint64_t addr = 0;
	struct map *map = NULL;
	struct symbol *sym = NULL;

952 953 954 955
	if (he->mem_info) {
		addr = he->mem_info->daddr.addr;
		map = he->mem_info->daddr.map;
		sym = he->mem_info->daddr.sym;
956
	}
957
	return _hist_entry__sym_snprintf(map, sym, addr, he->level, bf, size,
958 959 960
					 width);
}

961
int64_t
962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989
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);
}

990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003
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);
}

1004
static int hist_entry__dso_daddr_snprintf(struct hist_entry *he, char *bf,
1005 1006 1007 1008
				    size_t size, unsigned int width)
{
	struct map *map = NULL;

1009 1010
	if (he->mem_info)
		map = he->mem_info->daddr.map;
1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033

	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);
}

1034
static int hist_entry__locked_snprintf(struct hist_entry *he, char *bf,
1035 1036
				    size_t size, unsigned int width)
{
1037
	char out[10];
1038

1039
	perf_mem__lck_scnprintf(out, sizeof(out), he->mem_info);
1040
	return repsep_snprintf(bf, size, "%.*s", width, out);
1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061
}

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);
}

1062
static int hist_entry__tlb_snprintf(struct hist_entry *he, char *bf,
1063 1064 1065 1066
				    size_t size, unsigned int width)
{
	char out[64];

1067
	perf_mem__tlb_scnprintf(out, sizeof(out), he->mem_info);
1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089
	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);
}

1090
static int hist_entry__lvl_snprintf(struct hist_entry *he, char *bf,
1091 1092 1093 1094
				    size_t size, unsigned int width)
{
	char out[64];

1095
	perf_mem__lvl_scnprintf(out, sizeof(out), he->mem_info);
1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117
	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);
}

1118
static int hist_entry__snoop_snprintf(struct hist_entry *he, char *bf,
1119 1120 1121 1122
				    size_t size, unsigned int width)
{
	char out[64];

1123
	perf_mem__snp_scnprintf(out, sizeof(out), he->mem_info);
1124 1125 1126
	return repsep_snprintf(bf, size, "%-*s", width, out);
}

1127
int64_t
D
Don Zickus 已提交
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 1215 1216 1217 1218
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);
}

1219 1220 1221 1222 1223 1224 1225
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,
};

1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236
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);
}

1237
static int hist_entry__local_weight_snprintf(struct hist_entry *he, char *bf,
1238 1239
				    size_t size, unsigned int width)
{
1240
	return repsep_snprintf(bf, size, "%-*llu", width, he_weight(he));
1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255
}

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;
}

1256
static int hist_entry__global_weight_snprintf(struct hist_entry *he, char *bf,
1257 1258
					      size_t size, unsigned int width)
{
1259
	return repsep_snprintf(bf, size, "%-*llu", width, he->stat.weight);
1260 1261 1262 1263 1264 1265 1266 1267 1268
}

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,
};

1269 1270 1271 1272 1273 1274 1275
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,
};

1276 1277 1278 1279 1280 1281 1282
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,
};

1283 1284 1285 1286
struct sort_entry sort_mem_daddr_dso = {
	.se_header	= "Data Object",
	.se_cmp		= sort__dso_daddr_cmp,
	.se_snprintf	= hist_entry__dso_daddr_snprintf,
1287
	.se_width_idx	= HISTC_MEM_DADDR_DSO,
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 1314 1315 1316 1317
};

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
1318 1319 1320 1321 1322 1323 1324
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,
};

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 1362 1363 1364 1365
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,
};

1366 1367 1368
static int64_t
sort__abort_cmp(struct hist_entry *left, struct hist_entry *right)
{
1369 1370 1371
	if (!left->branch_info || !right->branch_info)
		return cmp_null(left->branch_info, right->branch_info);

1372 1373 1374 1375
	return left->branch_info->flags.abort !=
		right->branch_info->flags.abort;
}

1376
static int hist_entry__abort_snprintf(struct hist_entry *he, char *bf,
1377 1378
				    size_t size, unsigned int width)
{
1379 1380 1381 1382 1383 1384 1385 1386
	static const char *out = "N/A";

	if (he->branch_info) {
		if (he->branch_info->flags.abort)
			out = "A";
		else
			out = ".";
	}
1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400

	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)
{
1401 1402 1403
	if (!left->branch_info || !right->branch_info)
		return cmp_null(left->branch_info, right->branch_info);

1404 1405 1406 1407
	return left->branch_info->flags.in_tx !=
		right->branch_info->flags.in_tx;
}

1408
static int hist_entry__in_tx_snprintf(struct hist_entry *he, char *bf,
1409 1410
				    size_t size, unsigned int width)
{
1411
	static const char *out = "N/A";
1412

1413 1414 1415 1416 1417 1418
	if (he->branch_info) {
		if (he->branch_info->flags.in_tx)
			out = "T";
		else
			out = ".";
	}
1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429

	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,
};

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 1467 1468 1469 1470
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;
}

1471
static int hist_entry__transaction_snprintf(struct hist_entry *he, char *bf,
1472 1473
					    size_t size, unsigned int width)
{
1474
	u64 t = he->transaction;
1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501
	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,
};

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 1538 1539 1540 1541
/* --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,
};


1542 1543 1544 1545 1546 1547
struct sort_dimension {
	const char		*name;
	struct sort_entry	*entry;
	int			taken;
};

1548 1549
#define DIM(d, n, func) [d] = { .name = n, .entry = &(func) }

1550
static struct sort_dimension common_sort_dimensions[] = {
1551 1552 1553 1554 1555 1556
	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),
1557
	DIM(SORT_SOCKET, "socket", sort_socket),
1558
	DIM(SORT_SRCLINE, "srcline", sort_srcline),
1559
	DIM(SORT_SRCFILE, "srcfile", sort_srcfile),
1560 1561
	DIM(SORT_LOCAL_WEIGHT, "local_weight", sort_local_weight),
	DIM(SORT_GLOBAL_WEIGHT, "weight", sort_global_weight),
1562
	DIM(SORT_TRANSACTION, "transaction", sort_transaction),
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Namhyung Kim 已提交
1563
	DIM(SORT_TRACE, "trace", sort_trace),
1564
	DIM(SORT_SYM_SIZE, "symbol_size", sort_sym_size),
1565
	DIM(SORT_CGROUP_ID, "cgroup_id", sort_cgroup_id),
1566 1567
};

1568 1569 1570 1571 1572 1573 1574 1575 1576 1577
#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),
1578 1579
	DIM(SORT_IN_TX, "in_tx", sort_in_tx),
	DIM(SORT_ABORT, "abort", sort_abort),
1580
	DIM(SORT_CYCLES, "cycles", sort_cycles),
1581 1582
	DIM(SORT_SRCLINE_FROM, "srcline_from", sort_srcline_from),
	DIM(SORT_SRCLINE_TO, "srcline_to", sort_srcline_to),
1583 1584 1585 1586
};

#undef DIM

1587 1588 1589 1590
#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),
1591
	DIM(SORT_MEM_IADDR_SYMBOL, "symbol_iaddr", sort_mem_iaddr_sym),
1592 1593 1594 1595 1596
	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
1597
	DIM(SORT_MEM_DCACHELINE, "dcacheline", sort_mem_dcacheline),
1598
	DIM(SORT_MEM_PHYS_DADDR, "phys_daddr", sort_mem_phys_daddr),
1599 1600 1601 1602
};

#undef DIM

1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616
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"),
1617
	DIM(PERF_HPP__OVERHEAD_ACC, "overhead_children"),
1618 1619 1620 1621 1622 1623
	DIM(PERF_HPP__SAMPLES, "sample"),
	DIM(PERF_HPP__PERIOD, "period"),
};

#undef DIM

1624 1625 1626 1627 1628
struct hpp_sort_entry {
	struct perf_hpp_fmt hpp;
	struct sort_entry *se;
};

1629
void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists)
1630 1631 1632 1633 1634 1635 1636
{
	struct hpp_sort_entry *hse;

	if (!perf_hpp__is_sort_entry(fmt))
		return;

	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1637
	hists__new_col_len(hists, hse->se->se_width_idx, strlen(fmt->name));
1638 1639
}

1640
static int __sort__hpp_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
1641 1642
			      struct hists *hists, int line __maybe_unused,
			      int *span __maybe_unused)
1643 1644
{
	struct hpp_sort_entry *hse;
1645
	size_t len = fmt->user_len;
1646 1647 1648

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

1649
	if (!len)
1650
		len = hists__col_len(hists, hse->se->se_width_idx);
1651

1652
	return scnprintf(hpp->buf, hpp->size, "%-*.*s", len, len, fmt->name);
1653 1654 1655 1656
}

static int __sort__hpp_width(struct perf_hpp_fmt *fmt,
			     struct perf_hpp *hpp __maybe_unused,
1657
			     struct hists *hists)
1658 1659
{
	struct hpp_sort_entry *hse;
1660
	size_t len = fmt->user_len;
1661 1662 1663

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

1664
	if (!len)
1665
		len = hists__col_len(hists, hse->se->se_width_idx);
1666 1667

	return len;
1668 1669 1670 1671 1672 1673
}

static int __sort__hpp_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
			     struct hist_entry *he)
{
	struct hpp_sort_entry *hse;
1674
	size_t len = fmt->user_len;
1675 1676

	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1677 1678 1679

	if (!len)
		len = hists__col_len(he->hists, hse->se->se_width_idx);
1680 1681 1682 1683

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

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 1711 1712 1713 1714
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);
}

1715 1716 1717 1718 1719
bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format)
{
	return format->header == __sort__hpp_header;
}

1720 1721 1722 1723 1724 1725 1726 1727 1728 1729 1730 1731 1732 1733 1734 1735 1736 1737 1738
#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)
1739 1740


1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754
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;
}

1755 1756 1757 1758 1759 1760 1761 1762
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);
}

1763
static struct hpp_sort_entry *
1764
__sort_dimension__alloc_hpp(struct sort_dimension *sd, int level)
1765 1766 1767 1768 1769 1770
{
	struct hpp_sort_entry *hse;

	hse = malloc(sizeof(*hse));
	if (hse == NULL) {
		pr_err("Memory allocation failed\n");
1771
		return NULL;
1772 1773 1774
	}

	hse->se = sd->entry;
1775
	hse->hpp.name = sd->entry->se_header;
1776 1777 1778 1779 1780
	hse->hpp.header = __sort__hpp_header;
	hse->hpp.width = __sort__hpp_width;
	hse->hpp.entry = __sort__hpp_entry;
	hse->hpp.color = NULL;

1781 1782 1783
	hse->hpp.cmp = __sort__hpp_cmp;
	hse->hpp.collapse = __sort__hpp_collapse;
	hse->hpp.sort = __sort__hpp_sort;
1784
	hse->hpp.equal = __sort__hpp_equal;
1785
	hse->hpp.free = hse_free;
1786 1787 1788

	INIT_LIST_HEAD(&hse->hpp.list);
	INIT_LIST_HEAD(&hse->hpp.sort_list);
1789
	hse->hpp.elide = false;
1790
	hse->hpp.len = 0;
1791
	hse->hpp.user_len = 0;
1792
	hse->hpp.level = level;
1793

1794 1795 1796
	return hse;
}

1797 1798 1799 1800 1801
static void hpp_free(struct perf_hpp_fmt *fmt)
{
	free(fmt);
}

1802 1803
static struct perf_hpp_fmt *__hpp_dimension__alloc_hpp(struct hpp_dimension *hd,
						       int level)
1804 1805 1806 1807 1808 1809 1810
{
	struct perf_hpp_fmt *fmt;

	fmt = memdup(hd->fmt, sizeof(*fmt));
	if (fmt) {
		INIT_LIST_HEAD(&fmt->list);
		INIT_LIST_HEAD(&fmt->sort_list);
1811
		fmt->free = hpp_free;
1812
		fmt->level = level;
1813 1814 1815 1816 1817
	}

	return fmt;
}

1818 1819 1820 1821
int hist_entry__filter(struct hist_entry *he, int type, const void *arg)
{
	struct perf_hpp_fmt *fmt;
	struct hpp_sort_entry *hse;
1822 1823 1824 1825 1826 1827 1828 1829 1830 1831 1832 1833 1834 1835 1836 1837 1838 1839 1840 1841 1842 1843
	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;
		}
	}
1844

1845
	return ret;
1846 1847
}

1848 1849 1850
static int __sort_dimension__add_hpp_sort(struct sort_dimension *sd,
					  struct perf_hpp_list *list,
					  int level)
1851
{
1852
	struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, level);
1853 1854 1855 1856

	if (hse == NULL)
		return -1;

1857
	perf_hpp_list__register_sort_field(list, &hse->hpp);
1858 1859 1860
	return 0;
}

1861 1862
static int __sort_dimension__add_hpp_output(struct sort_dimension *sd,
					    struct perf_hpp_list *list)
1863
{
1864
	struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, 0);
1865 1866 1867 1868

	if (hse == NULL)
		return -1;

1869
	perf_hpp_list__column_register(list, &hse->hpp);
1870 1871 1872
	return 0;
}

1873 1874 1875 1876 1877
struct hpp_dynamic_entry {
	struct perf_hpp_fmt hpp;
	struct perf_evsel *evsel;
	struct format_field *field;
	unsigned dynamic_len;
1878
	bool raw_trace;
1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902
};

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;
}

1903 1904 1905 1906 1907 1908 1909 1910
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;

1911 1912 1913
	if (hde->raw_trace)
		return;

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 1942 1943 1944 1945
	/* 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;
	}
}

1946
static int __sort__hde_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
1947
			      struct hists *hists __maybe_unused,
1948 1949
			      int line __maybe_unused,
			      int *span __maybe_unused)
1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963
{
	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,
1964
			     struct hists *hists __maybe_unused)
1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976
{
	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;
}

1977 1978 1979 1980 1981 1982 1983 1984 1985
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;
}

1986 1987 1988 1989 1990
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;
1991 1992 1993 1994
	char *str, *pos;
	struct format_field *field;
	size_t namelen;
	bool last = false;
1995 1996 1997 1998 1999 2000 2001
	int ret;

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

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

2002 2003
	if (hde->raw_trace)
		goto raw_field;
2004

2005 2006 2007
	if (!he->trace_output)
		he->trace_output = get_trace_output(he);

2008
	field = hde->field;
2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036
	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;
2037
raw_field:
2038 2039 2040 2041 2042 2043 2044
		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);
2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056
	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);

2057 2058 2059 2060 2061
	if (b == NULL) {
		update_dynamic_len(hde, a);
		return 0;
	}

2062 2063 2064 2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080
	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);
}

2081 2082 2083 2084 2085
bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *fmt)
{
	return fmt->cmp == __sort__hde_cmp;
}

2086 2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099
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;
}

2100 2101 2102 2103 2104 2105 2106 2107
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);
}

2108
static struct hpp_dynamic_entry *
2109 2110
__alloc_dynamic_entry(struct perf_evsel *evsel, struct format_field *field,
		      int level)
2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128 2129 2130 2131 2132
{
	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;
2133
	hde->hpp.equal = __sort__hde_equal;
2134
	hde->hpp.free = hde_free;
2135 2136 2137 2138 2139 2140

	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;
2141
	hde->hpp.level = level;
2142 2143 2144 2145

	return hde;
}

2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173
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;
}

2174 2175 2176 2177 2178 2179 2180 2181 2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199
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:
2200 2201 2202
 *   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 ':')
2203 2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220 2221 2222 2223 2224
 */
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, ':');
2225
	evlist__for_each_entry(evlist, pos) {
2226
		/* case 2 */
2227 2228
		if (full_name && !strcmp(pos->name, event_name))
			return pos;
2229
		/* case 3 */
2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242
		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;
}

2243 2244
static int __dynamic_dimension__add(struct perf_evsel *evsel,
				    struct format_field *field,
2245
				    bool raw_trace, int level)
2246 2247 2248
{
	struct hpp_dynamic_entry *hde;

2249
	hde = __alloc_dynamic_entry(evsel, field, level);
2250 2251 2252 2253 2254 2255 2256 2257 2258
	if (hde == NULL)
		return -ENOMEM;

	hde->raw_trace = raw_trace;

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

2259
static int add_evsel_fields(struct perf_evsel *evsel, bool raw_trace, int level)
2260 2261 2262 2263 2264 2265
{
	int ret;
	struct format_field *field;

	field = evsel->tp_format->format.fields;
	while (field) {
2266
		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
2267 2268 2269 2270 2271 2272 2273 2274
		if (ret < 0)
			return ret;

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

2275 2276
static int add_all_dynamic_fields(struct perf_evlist *evlist, bool raw_trace,
				  int level)
2277 2278 2279 2280
{
	int ret;
	struct perf_evsel *evsel;

2281
	evlist__for_each_entry(evlist, evsel) {
2282 2283 2284
		if (evsel->attr.type != PERF_TYPE_TRACEPOINT)
			continue;

2285
		ret = add_evsel_fields(evsel, raw_trace, level);
2286 2287 2288 2289 2290 2291
		if (ret < 0)
			return ret;
	}
	return 0;
}

2292
static int add_all_matching_fields(struct perf_evlist *evlist,
2293
				   char *field_name, bool raw_trace, int level)
2294 2295 2296 2297 2298
{
	int ret = -ESRCH;
	struct perf_evsel *evsel;
	struct format_field *field;

2299
	evlist__for_each_entry(evlist, evsel) {
2300 2301 2302 2303 2304 2305 2306
		if (evsel->attr.type != PERF_TYPE_TRACEPOINT)
			continue;

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

2307
		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
2308 2309 2310 2311 2312 2313
		if (ret < 0)
			break;
	}
	return ret;
}

2314 2315
static int add_dynamic_entry(struct perf_evlist *evlist, const char *tok,
			     int level)
2316
{
2317 2318
	char *str, *event_name, *field_name, *opt_name;
	struct perf_evsel *evsel;
2319
	struct format_field *field;
2320
	bool raw_trace = symbol_conf.raw_trace;
2321 2322 2323 2324 2325 2326 2327 2328 2329
	int ret = 0;

	if (evlist == NULL)
		return -ENOENT;

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

2330
	if (parse_field_name(str, &event_name, &field_name, &opt_name) < 0) {
2331 2332 2333 2334
		ret = -EINVAL;
		goto out;
	}

2335 2336 2337
	if (opt_name) {
		if (strcmp(opt_name, "raw")) {
			pr_debug("unsupported field option %s\n", opt_name);
2338 2339 2340 2341 2342 2343
			ret = -EINVAL;
			goto out;
		}
		raw_trace = true;
	}

2344
	if (!strcmp(field_name, "trace_fields")) {
2345
		ret = add_all_dynamic_fields(evlist, raw_trace, level);
2346 2347 2348
		goto out;
	}

2349
	if (event_name == NULL) {
2350
		ret = add_all_matching_fields(evlist, field_name, raw_trace, level);
2351 2352 2353
		goto out;
	}

2354
	evsel = find_evsel(evlist, event_name);
2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366
	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;
	}

2367
	if (!strcmp(field_name, "*")) {
2368
		ret = add_evsel_fields(evsel, raw_trace, level);
2369 2370 2371 2372 2373 2374 2375 2376
	} 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;
		}

2377
		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
2378
	}
2379 2380 2381 2382 2383 2384

out:
	free(str);
	return ret;
}

2385 2386 2387
static int __sort_dimension__add(struct sort_dimension *sd,
				 struct perf_hpp_list *list,
				 int level)
2388 2389
{
	if (sd->taken)
2390 2391
		return 0;

2392
	if (__sort_dimension__add_hpp_sort(sd, list, level) < 0)
2393
		return -1;
2394 2395

	if (sd->entry->se_collapse)
2396
		list->need_collapse = 1;
2397 2398

	sd->taken = 1;
2399 2400

	return 0;
2401 2402
}

2403 2404 2405
static int __hpp_dimension__add(struct hpp_dimension *hd,
				struct perf_hpp_list *list,
				int level)
2406
{
2407
	struct perf_hpp_fmt *fmt;
2408

2409 2410 2411
	if (hd->taken)
		return 0;

2412
	fmt = __hpp_dimension__alloc_hpp(hd, level);
2413 2414 2415 2416
	if (!fmt)
		return -1;

	hd->taken = 1;
2417
	perf_hpp_list__register_sort_field(list, fmt);
2418 2419 2420
	return 0;
}

2421 2422
static int __sort_dimension__add_output(struct perf_hpp_list *list,
					struct sort_dimension *sd)
2423 2424 2425 2426
{
	if (sd->taken)
		return 0;

2427
	if (__sort_dimension__add_hpp_output(sd, list) < 0)
2428 2429 2430 2431 2432 2433
		return -1;

	sd->taken = 1;
	return 0;
}

2434 2435
static int __hpp_dimension__add_output(struct perf_hpp_list *list,
				       struct hpp_dimension *hd)
2436
{
2437
	struct perf_hpp_fmt *fmt;
2438

2439 2440 2441
	if (hd->taken)
		return 0;

2442
	fmt = __hpp_dimension__alloc_hpp(hd, 0);
2443 2444 2445 2446
	if (!fmt)
		return -1;

	hd->taken = 1;
2447
	perf_hpp_list__column_register(list, fmt);
2448 2449 2450
	return 0;
}

2451 2452 2453
int hpp_dimension__add_output(unsigned col)
{
	BUG_ON(col >= PERF_HPP__MAX_INDEX);
2454
	return __hpp_dimension__add_output(&perf_hpp_list, &hpp_sort_dimensions[col]);
2455 2456
}

2457 2458 2459
int sort_dimension__add(struct perf_hpp_list *list, const char *tok,
			struct perf_evlist *evlist,
			int level)
2460 2461 2462
{
	unsigned int i;

2463 2464
	for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++) {
		struct sort_dimension *sd = &common_sort_dimensions[i];
2465 2466 2467

		if (strncasecmp(tok, sd->name, strlen(tok)))
			continue;
2468

2469 2470 2471 2472 2473 2474
		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));
2475 2476
				pr_err("Invalid regex: %s\n%s", parent_pattern, err);
				return -EINVAL;
2477
			}
2478
			list->parent = 1;
2479
		} else if (sd->entry == &sort_sym) {
2480
			list->sym = 1;
2481 2482 2483 2484 2485 2486 2487 2488 2489
			/*
			 * 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
2490
		} else if (sd->entry == &sort_dso) {
2491
			list->dso = 1;
2492
		} else if (sd->entry == &sort_socket) {
2493
			list->socket = 1;
2494
		} else if (sd->entry == &sort_thread) {
2495
			list->thread = 1;
2496
		} else if (sd->entry == &sort_comm) {
2497
			list->comm = 1;
2498 2499
		}

2500
		return __sort_dimension__add(sd, list, level);
2501
	}
2502

2503 2504 2505 2506 2507 2508
	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;

2509
		return __hpp_dimension__add(hd, list, level);
2510 2511
	}

2512 2513 2514 2515 2516 2517
	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;

2518
		if (sort__mode != SORT_MODE__BRANCH)
2519 2520 2521
			return -EINVAL;

		if (sd->entry == &sort_sym_from || sd->entry == &sort_sym_to)
2522
			list->sym = 1;
2523

2524
		__sort_dimension__add(sd, list, level);
2525 2526 2527
		return 0;
	}

2528 2529 2530 2531 2532 2533 2534 2535 2536
	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;

2537 2538 2539
		if (sd->entry == &sort_mem_dcacheline && cacheline_size == 0)
			return -EINVAL;

2540
		if (sd->entry == &sort_mem_daddr_sym)
2541
			list->sym = 1;
2542

2543
		__sort_dimension__add(sd, list, level);
2544 2545 2546
		return 0;
	}

2547
	if (!add_dynamic_entry(evlist, tok, level))
2548 2549
		return 0;

2550 2551
	return -ESRCH;
}
2552

2553 2554
static int setup_sort_list(struct perf_hpp_list *list, char *str,
			   struct perf_evlist *evlist)
2555 2556 2557
{
	char *tmp, *tok;
	int ret = 0;
2558
	int level = 0;
2559 2560 2561 2562 2563 2564 2565 2566 2567 2568 2569 2570 2571 2572 2573 2574 2575 2576 2577 2578
	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;
		}
2579

2580
		if (*tok) {
2581
			ret = sort_dimension__add(list, tok, evlist, level);
2582
			if (ret == -EINVAL) {
2583
				if (!cacheline_size && !strncasecmp(tok, "dcacheline", strlen(tok)))
2584
					pr_err("The \"dcacheline\" --sort key needs to know the cacheline size and it couldn't be determined on this system");
2585
				else
2586
					pr_err("Invalid --sort key: `%s'", tok);
2587 2588
				break;
			} else if (ret == -ESRCH) {
2589
				pr_err("Unknown --sort key: `%s'", tok);
2590 2591
				break;
			}
2592
		}
2593 2594 2595

		level = next_level;
	} while (tmp);
2596 2597 2598 2599

	return ret;
}

2600
static const char *get_default_sort_order(struct perf_evlist *evlist)
2601 2602 2603 2604 2605 2606 2607
{
	const char *default_sort_orders[] = {
		default_sort_order,
		default_branch_sort_order,
		default_mem_sort_order,
		default_top_sort_order,
		default_diff_sort_order,
2608
		default_tracepoint_sort_order,
2609
	};
2610 2611
	bool use_trace = true;
	struct perf_evsel *evsel;
2612 2613 2614

	BUG_ON(sort__mode >= ARRAY_SIZE(default_sort_orders));

2615
	if (evlist == NULL || perf_evlist__empty(evlist))
2616 2617
		goto out_no_evlist;

2618
	evlist__for_each_entry(evlist, evsel) {
2619 2620 2621 2622 2623 2624 2625 2626 2627 2628 2629 2630
		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:
2631 2632 2633
	return default_sort_orders[sort__mode];
}

2634
static int setup_sort_order(struct perf_evlist *evlist)
2635 2636 2637 2638 2639 2640 2641 2642 2643 2644 2645
{
	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') {
2646
		pr_err("Invalid --sort key: `+'");
2647 2648 2649 2650 2651 2652 2653 2654
		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",
2655
		     get_default_sort_order(evlist), sort_order + 1) < 0) {
2656
		pr_err("Not enough memory to set up --sort");
2657 2658 2659 2660 2661 2662 2663
		return -ENOMEM;
	}

	sort_order = new_sort_order;
	return 0;
}

2664 2665 2666 2667 2668 2669 2670 2671 2672 2673 2674 2675 2676 2677 2678 2679 2680 2681 2682 2683
/*
 * 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)
{
2684 2685 2686
	if (sort__mode == SORT_MODE__DIFF)
		return keys;

2687 2688 2689 2690 2691 2692 2693 2694
	keys = prefix_if_not_in("overhead", keys);

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

	return keys;
}

2695
static int __setup_sorting(struct perf_evlist *evlist)
2696
{
2697
	char *str;
2698
	const char *sort_keys;
2699
	int ret = 0;
2700

2701
	ret = setup_sort_order(evlist);
2702 2703 2704 2705
	if (ret)
		return ret;

	sort_keys = sort_order;
2706
	if (sort_keys == NULL) {
2707
		if (is_strict_order(field_order)) {
2708 2709 2710 2711 2712 2713 2714
			/*
			 * If user specified field order but no sort order,
			 * we'll honor it and not add default sort orders.
			 */
			return 0;
		}

2715
		sort_keys = get_default_sort_order(evlist);
2716
	}
2717 2718

	str = strdup(sort_keys);
2719
	if (str == NULL) {
2720
		pr_err("Not enough memory to setup sort keys");
2721 2722 2723
		return -ENOMEM;
	}

2724 2725 2726 2727 2728 2729
	/*
	 * Prepend overhead fields for backward compatibility.
	 */
	if (!is_strict_order(field_order)) {
		str = setup_overhead(str);
		if (str == NULL) {
2730
			pr_err("Not enough memory to setup overhead keys");
2731 2732 2733 2734
			return -ENOMEM;
		}
	}

2735
	ret = setup_sort_list(&perf_hpp_list, str, evlist);
2736 2737

	free(str);
2738
	return ret;
2739
}
2740

2741
void perf_hpp__set_elide(int idx, bool elide)
2742
{
2743 2744
	struct perf_hpp_fmt *fmt;
	struct hpp_sort_entry *hse;
2745

2746
	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
2747 2748 2749 2750 2751 2752 2753 2754
		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;
		}
2755 2756 2757
	}
}

2758
static bool __get_elide(struct strlist *list, const char *list_name, FILE *fp)
2759 2760 2761 2762 2763
{
	if (list && strlist__nr_entries(list) == 1) {
		if (fp != NULL)
			fprintf(fp, "# %s: %s\n", list_name,
				strlist__entry(list, 0)->s);
2764 2765 2766 2767 2768 2769 2770 2771 2772 2773 2774 2775 2776 2777 2778 2779
		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;
2780
	}
2781 2782 2783 2784 2785 2786 2787 2788 2789 2790 2791 2792 2793 2794 2795 2796 2797 2798

	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;
2799
}
2800 2801 2802

void sort__setup_elide(FILE *output)
{
2803 2804
	struct perf_hpp_fmt *fmt;
	struct hpp_sort_entry *hse;
2805

2806
	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
2807 2808 2809 2810 2811
		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);
2812 2813
	}

2814 2815 2816 2817
	/*
	 * It makes no sense to elide all of sort entries.
	 * Just revert them to show up again.
	 */
2818
	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
2819 2820 2821
		if (!perf_hpp__is_sort_entry(fmt))
			continue;

2822
		if (!fmt->elide)
2823 2824 2825
			return;
	}

2826
	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
2827 2828 2829
		if (!perf_hpp__is_sort_entry(fmt))
			continue;

2830
		fmt->elide = false;
2831
	}
2832
}
2833

2834
int output_field_add(struct perf_hpp_list *list, char *tok)
2835 2836 2837 2838 2839 2840 2841 2842 2843
{
	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;

2844
		return __sort_dimension__add_output(list, sd);
2845 2846 2847 2848 2849 2850 2851 2852
	}

	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;

2853
		return __hpp_dimension__add_output(list, hd);
2854 2855 2856 2857 2858 2859 2860 2861
	}

	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;

2862
		return __sort_dimension__add_output(list, sd);
2863 2864 2865 2866 2867 2868 2869 2870
	}

	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;

2871
		return __sort_dimension__add_output(list, sd);
2872 2873 2874 2875 2876
	}

	return -ESRCH;
}

2877
static int setup_output_list(struct perf_hpp_list *list, char *str)
2878 2879 2880 2881 2882 2883
{
	char *tmp, *tok;
	int ret = 0;

	for (tok = strtok_r(str, ", ", &tmp);
			tok; tok = strtok_r(NULL, ", ", &tmp)) {
2884
		ret = output_field_add(list, tok);
2885
		if (ret == -EINVAL) {
2886
			pr_err("Invalid --fields key: `%s'", tok);
2887 2888
			break;
		} else if (ret == -ESRCH) {
2889
			pr_err("Unknown --fields key: `%s'", tok);
2890 2891 2892 2893 2894 2895 2896
			break;
		}
	}

	return ret;
}

2897
void reset_dimensions(void)
2898 2899 2900 2901 2902 2903 2904 2905 2906 2907 2908 2909 2910 2911 2912 2913
{
	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;
}

2914 2915 2916 2917 2918
bool is_strict_order(const char *order)
{
	return order && (*order != '+');
}

2919 2920
static int __setup_output_field(void)
{
2921
	char *str, *strp;
2922
	int ret = -EINVAL;
2923 2924 2925 2926

	if (field_order == NULL)
		return 0;

2927
	strp = str = strdup(field_order);
2928
	if (str == NULL) {
2929
		pr_err("Not enough memory to setup output fields");
2930 2931 2932
		return -ENOMEM;
	}

2933 2934 2935 2936
	if (!is_strict_order(field_order))
		strp++;

	if (!strlen(strp)) {
2937
		pr_err("Invalid --fields key: `+'");
2938 2939 2940
		goto out;
	}

2941
	ret = setup_output_list(&perf_hpp_list, strp);
2942

2943
out:
2944 2945 2946 2947
	free(str);
	return ret;
}

2948 2949 2950 2951 2952 2953 2954 2955 2956
int setup_sorting(struct perf_evlist *evlist)
{
	int err;

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

	if (parent_pattern != default_parent_pattern) {
2957
		err = sort_dimension__add(&perf_hpp_list, "parent", evlist, -1);
2958 2959 2960 2961
		if (err < 0)
			return err;
	}

2962 2963 2964 2965 2966 2967 2968 2969 2970 2971 2972 2973 2974
	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 */
2975
	perf_hpp__setup_output_field(&perf_hpp_list);
2976
	/* and then copy output fields to sort keys */
2977
	perf_hpp__append_sort_keys(&perf_hpp_list);
2978

2979 2980 2981 2982
	/* setup hists-specific output fields */
	if (perf_hpp__setup_hists_formats(&perf_hpp_list, evlist) < 0)
		return -1;

2983 2984
	return 0;
}
2985 2986 2987

void reset_output_field(void)
{
2988
	perf_hpp_list.need_collapse = 0;
2989
	perf_hpp_list.parent = 0;
2990
	perf_hpp_list.sym = 0;
2991
	perf_hpp_list.dso = 0;
2992

2993 2994 2995
	field_order = NULL;
	sort_order = NULL;

2996
	reset_dimensions();
2997
	perf_hpp__reset_output_field(&perf_hpp_list);
2998
}