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v6.8
   1// SPDX-License-Identifier: GPL-2.0
   2#include <errno.h>
   3#include <inttypes.h>
   4#include <regex.h>
   5#include <stdlib.h>
   6#include <linux/mman.h>
   7#include <linux/time64.h>
   8#include "debug.h"
   9#include "dso.h"
  10#include "sort.h"
  11#include "hist.h"
  12#include "cacheline.h"
  13#include "comm.h"
  14#include "map.h"
  15#include "maps.h"
  16#include "symbol.h"
  17#include "map_symbol.h"
  18#include "branch.h"
  19#include "thread.h"
  20#include "evsel.h"
  21#include "evlist.h"
  22#include "srcline.h"
  23#include "strlist.h"
  24#include "strbuf.h"
 
  25#include "mem-events.h"
  26#include "annotate.h"
  27#include "annotate-data.h"
  28#include "event.h"
  29#include "time-utils.h"
  30#include "cgroup.h"
  31#include "machine.h"
  32#include "trace-event.h"
  33#include <linux/kernel.h>
  34#include <linux/string.h>
  35
  36#ifdef HAVE_LIBTRACEEVENT
  37#include <traceevent/event-parse.h>
  38#endif
  39
  40regex_t		parent_regex;
  41const char	default_parent_pattern[] = "^sys_|^do_page_fault";
  42const char	*parent_pattern = default_parent_pattern;
  43const char	*default_sort_order = "comm,dso,symbol";
  44const char	default_branch_sort_order[] = "comm,dso_from,symbol_from,symbol_to,cycles";
  45const char	default_mem_sort_order[] = "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked,blocked,local_ins_lat,local_p_stage_cyc";
  46const char	default_top_sort_order[] = "dso,symbol";
  47const char	default_diff_sort_order[] = "dso,symbol";
  48const char	default_tracepoint_sort_order[] = "trace";
  49const char	*sort_order;
  50const char	*field_order;
  51regex_t		ignore_callees_regex;
  52int		have_ignore_callees = 0;
  53enum sort_mode	sort__mode = SORT_MODE__NORMAL;
  54static const char *const dynamic_headers[] = {"local_ins_lat", "ins_lat", "local_p_stage_cyc", "p_stage_cyc"};
  55static const char *const arch_specific_sort_keys[] = {"local_p_stage_cyc", "p_stage_cyc"};
  56
  57/*
  58 * Some architectures have Adjacent Cacheline Prefetch feature, which
  59 * behaves like the cacheline size is doubled. Enable this flag to
  60 * check things in double cacheline granularity.
  61 */
  62bool chk_double_cl;
  63
  64/*
  65 * Replaces all occurrences of a char used with the:
  66 *
  67 * -t, --field-separator
  68 *
  69 * option, that uses a special separator character and don't pad with spaces,
  70 * replacing all occurrences of this separator in symbol names (and other
  71 * output) with a '.' character, that thus it's the only non valid separator.
  72*/
  73static int repsep_snprintf(char *bf, size_t size, const char *fmt, ...)
  74{
  75	int n;
  76	va_list ap;
  77
  78	va_start(ap, fmt);
  79	n = vsnprintf(bf, size, fmt, ap);
  80	if (symbol_conf.field_sep && n > 0) {
  81		char *sep = bf;
  82
  83		while (1) {
  84			sep = strchr(sep, *symbol_conf.field_sep);
  85			if (sep == NULL)
  86				break;
  87			*sep = '.';
  88		}
  89	}
  90	va_end(ap);
  91
  92	if (n >= (int)size)
  93		return size - 1;
  94	return n;
  95}
  96
  97static int64_t cmp_null(const void *l, const void *r)
  98{
  99	if (!l && !r)
 100		return 0;
 101	else if (!l)
 102		return -1;
 103	else
 104		return 1;
 105}
 106
 107/* --sort pid */
 108
 109static int64_t
 110sort__thread_cmp(struct hist_entry *left, struct hist_entry *right)
 111{
 112	return thread__tid(right->thread) - thread__tid(left->thread);
 113}
 114
 115static int hist_entry__thread_snprintf(struct hist_entry *he, char *bf,
 116				       size_t size, unsigned int width)
 117{
 118	const char *comm = thread__comm_str(he->thread);
 119
 120	width = max(7U, width) - 8;
 121	return repsep_snprintf(bf, size, "%7d:%-*.*s", thread__tid(he->thread),
 122			       width, width, comm ?: "");
 123}
 124
 125static int hist_entry__thread_filter(struct hist_entry *he, int type, const void *arg)
 126{
 127	const struct thread *th = arg;
 128
 129	if (type != HIST_FILTER__THREAD)
 130		return -1;
 131
 132	return th && !RC_CHK_EQUAL(he->thread, th);
 133}
 134
 135struct sort_entry sort_thread = {
 136	.se_header	= "    Pid:Command",
 137	.se_cmp		= sort__thread_cmp,
 138	.se_snprintf	= hist_entry__thread_snprintf,
 139	.se_filter	= hist_entry__thread_filter,
 140	.se_width_idx	= HISTC_THREAD,
 141};
 142
 143/* --sort simd */
 144
 145static int64_t
 146sort__simd_cmp(struct hist_entry *left, struct hist_entry *right)
 147{
 148	if (left->simd_flags.arch != right->simd_flags.arch)
 149		return (int64_t) left->simd_flags.arch - right->simd_flags.arch;
 150
 151	return (int64_t) left->simd_flags.pred - right->simd_flags.pred;
 152}
 153
 154static const char *hist_entry__get_simd_name(struct simd_flags *simd_flags)
 155{
 156	u64 arch = simd_flags->arch;
 157
 158	if (arch & SIMD_OP_FLAGS_ARCH_SVE)
 159		return "SVE";
 160	else
 161		return "n/a";
 162}
 163
 164static int hist_entry__simd_snprintf(struct hist_entry *he, char *bf,
 165				     size_t size, unsigned int width __maybe_unused)
 166{
 167	const char *name;
 168
 169	if (!he->simd_flags.arch)
 170		return repsep_snprintf(bf, size, "");
 171
 172	name = hist_entry__get_simd_name(&he->simd_flags);
 173
 174	if (he->simd_flags.pred & SIMD_OP_FLAGS_PRED_EMPTY)
 175		return repsep_snprintf(bf, size, "[e] %s", name);
 176	else if (he->simd_flags.pred & SIMD_OP_FLAGS_PRED_PARTIAL)
 177		return repsep_snprintf(bf, size, "[p] %s", name);
 178
 179	return repsep_snprintf(bf, size, "[.] %s", name);
 180}
 181
 182struct sort_entry sort_simd = {
 183	.se_header	= "Simd   ",
 184	.se_cmp		= sort__simd_cmp,
 185	.se_snprintf	= hist_entry__simd_snprintf,
 186	.se_width_idx	= HISTC_SIMD,
 187};
 188
 189/* --sort comm */
 190
 191/*
 192 * We can't use pointer comparison in functions below,
 193 * because it gives different results based on pointer
 194 * values, which could break some sorting assumptions.
 195 */
 196static int64_t
 197sort__comm_cmp(struct hist_entry *left, struct hist_entry *right)
 198{
 199	return strcmp(comm__str(right->comm), comm__str(left->comm));
 200}
 201
 202static int64_t
 203sort__comm_collapse(struct hist_entry *left, struct hist_entry *right)
 204{
 205	return strcmp(comm__str(right->comm), comm__str(left->comm));
 206}
 207
 208static int64_t
 209sort__comm_sort(struct hist_entry *left, struct hist_entry *right)
 210{
 211	return strcmp(comm__str(right->comm), comm__str(left->comm));
 212}
 213
 214static int hist_entry__comm_snprintf(struct hist_entry *he, char *bf,
 215				     size_t size, unsigned int width)
 216{
 217	return repsep_snprintf(bf, size, "%-*.*s", width, width, comm__str(he->comm));
 218}
 219
 220struct sort_entry sort_comm = {
 221	.se_header	= "Command",
 222	.se_cmp		= sort__comm_cmp,
 223	.se_collapse	= sort__comm_collapse,
 224	.se_sort	= sort__comm_sort,
 225	.se_snprintf	= hist_entry__comm_snprintf,
 226	.se_filter	= hist_entry__thread_filter,
 227	.se_width_idx	= HISTC_COMM,
 228};
 229
 230/* --sort dso */
 231
 232static int64_t _sort__dso_cmp(struct map *map_l, struct map *map_r)
 233{
 234	struct dso *dso_l = map_l ? map__dso(map_l) : NULL;
 235	struct dso *dso_r = map_r ? map__dso(map_r) : NULL;
 236	const char *dso_name_l, *dso_name_r;
 237
 238	if (!dso_l || !dso_r)
 239		return cmp_null(dso_r, dso_l);
 240
 241	if (verbose > 0) {
 242		dso_name_l = dso_l->long_name;
 243		dso_name_r = dso_r->long_name;
 244	} else {
 245		dso_name_l = dso_l->short_name;
 246		dso_name_r = dso_r->short_name;
 247	}
 248
 249	return strcmp(dso_name_l, dso_name_r);
 250}
 251
 252static int64_t
 253sort__dso_cmp(struct hist_entry *left, struct hist_entry *right)
 254{
 255	return _sort__dso_cmp(right->ms.map, left->ms.map);
 256}
 257
 258static int _hist_entry__dso_snprintf(struct map *map, char *bf,
 259				     size_t size, unsigned int width)
 260{
 261	const struct dso *dso = map ? map__dso(map) : NULL;
 262	const char *dso_name = "[unknown]";
 263
 264	if (dso)
 265		dso_name = verbose > 0 ? dso->long_name : dso->short_name;
 266
 267	return repsep_snprintf(bf, size, "%-*.*s", width, width, dso_name);
 268}
 269
 270static int hist_entry__dso_snprintf(struct hist_entry *he, char *bf,
 271				    size_t size, unsigned int width)
 272{
 273	return _hist_entry__dso_snprintf(he->ms.map, bf, size, width);
 274}
 275
 276static int hist_entry__dso_filter(struct hist_entry *he, int type, const void *arg)
 277{
 278	const struct dso *dso = arg;
 279
 280	if (type != HIST_FILTER__DSO)
 281		return -1;
 282
 283	return dso && (!he->ms.map || map__dso(he->ms.map) != dso);
 284}
 285
 286struct sort_entry sort_dso = {
 287	.se_header	= "Shared Object",
 288	.se_cmp		= sort__dso_cmp,
 289	.se_snprintf	= hist_entry__dso_snprintf,
 290	.se_filter	= hist_entry__dso_filter,
 291	.se_width_idx	= HISTC_DSO,
 292};
 293
 294/* --sort symbol */
 295
 296static int64_t _sort__addr_cmp(u64 left_ip, u64 right_ip)
 297{
 298	return (int64_t)(right_ip - left_ip);
 299}
 300
 301int64_t _sort__sym_cmp(struct symbol *sym_l, struct symbol *sym_r)
 302{
 303	if (!sym_l || !sym_r)
 304		return cmp_null(sym_l, sym_r);
 305
 306	if (sym_l == sym_r)
 307		return 0;
 308
 309	if (sym_l->inlined || sym_r->inlined) {
 310		int ret = strcmp(sym_l->name, sym_r->name);
 311
 312		if (ret)
 313			return ret;
 314		if ((sym_l->start <= sym_r->end) && (sym_l->end >= sym_r->start))
 315			return 0;
 316	}
 317
 318	if (sym_l->start != sym_r->start)
 319		return (int64_t)(sym_r->start - sym_l->start);
 320
 321	return (int64_t)(sym_r->end - sym_l->end);
 322}
 323
 324static int64_t
 325sort__sym_cmp(struct hist_entry *left, struct hist_entry *right)
 326{
 327	int64_t ret;
 328
 329	if (!left->ms.sym && !right->ms.sym)
 330		return _sort__addr_cmp(left->ip, right->ip);
 331
 332	/*
 333	 * comparing symbol address alone is not enough since it's a
 334	 * relative address within a dso.
 335	 */
 336	if (!hists__has(left->hists, dso) || hists__has(right->hists, dso)) {
 337		ret = sort__dso_cmp(left, right);
 338		if (ret != 0)
 339			return ret;
 340	}
 341
 342	return _sort__sym_cmp(left->ms.sym, right->ms.sym);
 343}
 344
 345static int64_t
 346sort__sym_sort(struct hist_entry *left, struct hist_entry *right)
 347{
 348	if (!left->ms.sym || !right->ms.sym)
 349		return cmp_null(left->ms.sym, right->ms.sym);
 350
 351	return strcmp(right->ms.sym->name, left->ms.sym->name);
 352}
 353
 354static int _hist_entry__sym_snprintf(struct map_symbol *ms,
 355				     u64 ip, char level, char *bf, size_t size,
 356				     unsigned int width)
 357{
 358	struct symbol *sym = ms->sym;
 359	struct map *map = ms->map;
 360	size_t ret = 0;
 361
 362	if (verbose > 0) {
 363		struct dso *dso = map ? map__dso(map) : NULL;
 364		char o = dso ? dso__symtab_origin(dso) : '!';
 365		u64 rip = ip;
 366
 367		if (dso && dso->kernel && dso->adjust_symbols)
 368			rip = map__unmap_ip(map, ip);
 
 369
 370		ret += repsep_snprintf(bf, size, "%-#*llx %c ",
 371				       BITS_PER_LONG / 4 + 2, rip, o);
 372	}
 373
 374	ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", level);
 375	if (sym && map) {
 376		if (sym->type == STT_OBJECT) {
 377			ret += repsep_snprintf(bf + ret, size - ret, "%s", sym->name);
 378			ret += repsep_snprintf(bf + ret, size - ret, "+0x%llx",
 379					ip - map__unmap_ip(map, sym->start));
 380		} else {
 381			ret += repsep_snprintf(bf + ret, size - ret, "%.*s",
 382					       width - ret,
 383					       sym->name);
 384			if (sym->inlined)
 385				ret += repsep_snprintf(bf + ret, size - ret,
 386						       " (inlined)");
 387		}
 388	} else {
 389		size_t len = BITS_PER_LONG / 4;
 390		ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx",
 391				       len, ip);
 392	}
 393
 394	return ret;
 395}
 396
 397int hist_entry__sym_snprintf(struct hist_entry *he, char *bf, size_t size, unsigned int width)
 398{
 399	return _hist_entry__sym_snprintf(&he->ms, he->ip,
 400					 he->level, bf, size, width);
 401}
 402
 403static int hist_entry__sym_filter(struct hist_entry *he, int type, const void *arg)
 404{
 405	const char *sym = arg;
 406
 407	if (type != HIST_FILTER__SYMBOL)
 408		return -1;
 409
 410	return sym && (!he->ms.sym || !strstr(he->ms.sym->name, sym));
 411}
 412
 413struct sort_entry sort_sym = {
 414	.se_header	= "Symbol",
 415	.se_cmp		= sort__sym_cmp,
 416	.se_sort	= sort__sym_sort,
 417	.se_snprintf	= hist_entry__sym_snprintf,
 418	.se_filter	= hist_entry__sym_filter,
 419	.se_width_idx	= HISTC_SYMBOL,
 420};
 421
 422/* --sort symoff */
 423
 424static int64_t
 425sort__symoff_cmp(struct hist_entry *left, struct hist_entry *right)
 426{
 427	int64_t ret;
 428
 429	ret = sort__sym_cmp(left, right);
 430	if (ret)
 431		return ret;
 432
 433	return left->ip - right->ip;
 434}
 435
 436static int64_t
 437sort__symoff_sort(struct hist_entry *left, struct hist_entry *right)
 438{
 439	int64_t ret;
 440
 441	ret = sort__sym_sort(left, right);
 442	if (ret)
 443		return ret;
 444
 445	return left->ip - right->ip;
 446}
 447
 448static int
 449hist_entry__symoff_snprintf(struct hist_entry *he, char *bf, size_t size, unsigned int width)
 450{
 451	struct symbol *sym = he->ms.sym;
 452
 453	if (sym == NULL)
 454		return repsep_snprintf(bf, size, "[%c] %-#.*llx", he->level, width - 4, he->ip);
 455
 456	return repsep_snprintf(bf, size, "[%c] %s+0x%llx", he->level, sym->name, he->ip - sym->start);
 457}
 458
 459struct sort_entry sort_sym_offset = {
 460	.se_header	= "Symbol Offset",
 461	.se_cmp		= sort__symoff_cmp,
 462	.se_sort	= sort__symoff_sort,
 463	.se_snprintf	= hist_entry__symoff_snprintf,
 464	.se_filter	= hist_entry__sym_filter,
 465	.se_width_idx	= HISTC_SYMBOL_OFFSET,
 466};
 467
 468/* --sort srcline */
 469
 470char *hist_entry__srcline(struct hist_entry *he)
 471{
 472	return map__srcline(he->ms.map, he->ip, he->ms.sym);
 473}
 474
 475static int64_t
 476sort__srcline_cmp(struct hist_entry *left, struct hist_entry *right)
 477{
 478	int64_t ret;
 479
 480	ret = _sort__addr_cmp(left->ip, right->ip);
 481	if (ret)
 482		return ret;
 483
 484	return sort__dso_cmp(left, right);
 485}
 486
 487static int64_t
 488sort__srcline_collapse(struct hist_entry *left, struct hist_entry *right)
 489{
 490	if (!left->srcline)
 491		left->srcline = hist_entry__srcline(left);
 492	if (!right->srcline)
 493		right->srcline = hist_entry__srcline(right);
 494
 495	return strcmp(right->srcline, left->srcline);
 496}
 497
 498static int64_t
 499sort__srcline_sort(struct hist_entry *left, struct hist_entry *right)
 500{
 501	return sort__srcline_collapse(left, right);
 502}
 503
 504static void
 505sort__srcline_init(struct hist_entry *he)
 506{
 507	if (!he->srcline)
 508		he->srcline = hist_entry__srcline(he);
 509}
 510
 511static int hist_entry__srcline_snprintf(struct hist_entry *he, char *bf,
 512					size_t size, unsigned int width)
 513{
 514	return repsep_snprintf(bf, size, "%-.*s", width, he->srcline);
 515}
 516
 517struct sort_entry sort_srcline = {
 518	.se_header	= "Source:Line",
 519	.se_cmp		= sort__srcline_cmp,
 520	.se_collapse	= sort__srcline_collapse,
 521	.se_sort	= sort__srcline_sort,
 522	.se_init	= sort__srcline_init,
 523	.se_snprintf	= hist_entry__srcline_snprintf,
 524	.se_width_idx	= HISTC_SRCLINE,
 525};
 526
 527/* --sort srcline_from */
 528
 529static char *addr_map_symbol__srcline(struct addr_map_symbol *ams)
 530{
 531	return map__srcline(ams->ms.map, ams->al_addr, ams->ms.sym);
 532}
 533
 534static int64_t
 535sort__srcline_from_cmp(struct hist_entry *left, struct hist_entry *right)
 536{
 537	return left->branch_info->from.addr - right->branch_info->from.addr;
 538}
 539
 540static int64_t
 541sort__srcline_from_collapse(struct hist_entry *left, struct hist_entry *right)
 542{
 543	if (!left->branch_info->srcline_from)
 544		left->branch_info->srcline_from = addr_map_symbol__srcline(&left->branch_info->from);
 545
 546	if (!right->branch_info->srcline_from)
 547		right->branch_info->srcline_from = addr_map_symbol__srcline(&right->branch_info->from);
 548
 549	return strcmp(right->branch_info->srcline_from, left->branch_info->srcline_from);
 550}
 551
 552static int64_t
 553sort__srcline_from_sort(struct hist_entry *left, struct hist_entry *right)
 554{
 555	return sort__srcline_from_collapse(left, right);
 556}
 557
 558static void sort__srcline_from_init(struct hist_entry *he)
 559{
 560	if (!he->branch_info->srcline_from)
 561		he->branch_info->srcline_from = addr_map_symbol__srcline(&he->branch_info->from);
 562}
 563
 564static int hist_entry__srcline_from_snprintf(struct hist_entry *he, char *bf,
 565					size_t size, unsigned int width)
 566{
 567	return repsep_snprintf(bf, size, "%-*.*s", width, width, he->branch_info->srcline_from);
 568}
 569
 570struct sort_entry sort_srcline_from = {
 571	.se_header	= "From Source:Line",
 572	.se_cmp		= sort__srcline_from_cmp,
 573	.se_collapse	= sort__srcline_from_collapse,
 574	.se_sort	= sort__srcline_from_sort,
 575	.se_init	= sort__srcline_from_init,
 576	.se_snprintf	= hist_entry__srcline_from_snprintf,
 577	.se_width_idx	= HISTC_SRCLINE_FROM,
 578};
 579
 580/* --sort srcline_to */
 581
 582static int64_t
 583sort__srcline_to_cmp(struct hist_entry *left, struct hist_entry *right)
 584{
 585	return left->branch_info->to.addr - right->branch_info->to.addr;
 586}
 587
 588static int64_t
 589sort__srcline_to_collapse(struct hist_entry *left, struct hist_entry *right)
 590{
 591	if (!left->branch_info->srcline_to)
 592		left->branch_info->srcline_to = addr_map_symbol__srcline(&left->branch_info->to);
 593
 594	if (!right->branch_info->srcline_to)
 595		right->branch_info->srcline_to = addr_map_symbol__srcline(&right->branch_info->to);
 596
 597	return strcmp(right->branch_info->srcline_to, left->branch_info->srcline_to);
 598}
 599
 600static int64_t
 601sort__srcline_to_sort(struct hist_entry *left, struct hist_entry *right)
 602{
 603	return sort__srcline_to_collapse(left, right);
 604}
 605
 606static void sort__srcline_to_init(struct hist_entry *he)
 607{
 608	if (!he->branch_info->srcline_to)
 609		he->branch_info->srcline_to = addr_map_symbol__srcline(&he->branch_info->to);
 610}
 611
 612static int hist_entry__srcline_to_snprintf(struct hist_entry *he, char *bf,
 613					size_t size, unsigned int width)
 614{
 615	return repsep_snprintf(bf, size, "%-*.*s", width, width, he->branch_info->srcline_to);
 616}
 617
 618struct sort_entry sort_srcline_to = {
 619	.se_header	= "To Source:Line",
 620	.se_cmp		= sort__srcline_to_cmp,
 621	.se_collapse	= sort__srcline_to_collapse,
 622	.se_sort	= sort__srcline_to_sort,
 623	.se_init	= sort__srcline_to_init,
 624	.se_snprintf	= hist_entry__srcline_to_snprintf,
 625	.se_width_idx	= HISTC_SRCLINE_TO,
 626};
 627
 628static int hist_entry__sym_ipc_snprintf(struct hist_entry *he, char *bf,
 629					size_t size, unsigned int width)
 630{
 631
 632	struct symbol *sym = he->ms.sym;
 633	struct annotated_branch *branch;
 634	double ipc = 0.0, coverage = 0.0;
 635	char tmp[64];
 636
 637	if (!sym)
 638		return repsep_snprintf(bf, size, "%-*s", width, "-");
 639
 640	branch = symbol__annotation(sym)->branch;
 641
 642	if (branch && branch->hit_cycles)
 643		ipc = branch->hit_insn / ((double)branch->hit_cycles);
 644
 645	if (branch && branch->total_insn) {
 646		coverage = branch->cover_insn * 100.0 /
 647			((double)branch->total_insn);
 648	}
 649
 650	snprintf(tmp, sizeof(tmp), "%-5.2f [%5.1f%%]", ipc, coverage);
 651	return repsep_snprintf(bf, size, "%-*s", width, tmp);
 652}
 653
 654struct sort_entry sort_sym_ipc = {
 655	.se_header	= "IPC   [IPC Coverage]",
 656	.se_cmp		= sort__sym_cmp,
 657	.se_snprintf	= hist_entry__sym_ipc_snprintf,
 658	.se_width_idx	= HISTC_SYMBOL_IPC,
 659};
 660
 661static int hist_entry__sym_ipc_null_snprintf(struct hist_entry *he
 662					     __maybe_unused,
 663					     char *bf, size_t size,
 664					     unsigned int width)
 665{
 666	char tmp[64];
 667
 668	snprintf(tmp, sizeof(tmp), "%-5s %2s", "-", "-");
 669	return repsep_snprintf(bf, size, "%-*s", width, tmp);
 670}
 671
 672struct sort_entry sort_sym_ipc_null = {
 673	.se_header	= "IPC   [IPC Coverage]",
 674	.se_cmp		= sort__sym_cmp,
 675	.se_snprintf	= hist_entry__sym_ipc_null_snprintf,
 676	.se_width_idx	= HISTC_SYMBOL_IPC,
 677};
 678
 679/* --sort srcfile */
 680
 681static char no_srcfile[1];
 682
 683static char *hist_entry__get_srcfile(struct hist_entry *e)
 684{
 685	char *sf, *p;
 686	struct map *map = e->ms.map;
 687
 688	if (!map)
 689		return no_srcfile;
 690
 691	sf = __get_srcline(map__dso(map), map__rip_2objdump(map, e->ip),
 692			 e->ms.sym, false, true, true, e->ip);
 693	if (sf == SRCLINE_UNKNOWN)
 694		return no_srcfile;
 695	p = strchr(sf, ':');
 696	if (p && *sf) {
 697		*p = 0;
 698		return sf;
 699	}
 700	free(sf);
 701	return no_srcfile;
 702}
 703
 704static int64_t
 705sort__srcfile_cmp(struct hist_entry *left, struct hist_entry *right)
 706{
 707	return sort__srcline_cmp(left, right);
 708}
 709
 710static int64_t
 711sort__srcfile_collapse(struct hist_entry *left, struct hist_entry *right)
 712{
 713	if (!left->srcfile)
 714		left->srcfile = hist_entry__get_srcfile(left);
 715	if (!right->srcfile)
 716		right->srcfile = hist_entry__get_srcfile(right);
 717
 718	return strcmp(right->srcfile, left->srcfile);
 719}
 720
 721static int64_t
 722sort__srcfile_sort(struct hist_entry *left, struct hist_entry *right)
 723{
 724	return sort__srcfile_collapse(left, right);
 725}
 726
 727static void sort__srcfile_init(struct hist_entry *he)
 728{
 729	if (!he->srcfile)
 730		he->srcfile = hist_entry__get_srcfile(he);
 731}
 732
 733static int hist_entry__srcfile_snprintf(struct hist_entry *he, char *bf,
 734					size_t size, unsigned int width)
 735{
 736	return repsep_snprintf(bf, size, "%-.*s", width, he->srcfile);
 737}
 738
 739struct sort_entry sort_srcfile = {
 740	.se_header	= "Source File",
 741	.se_cmp		= sort__srcfile_cmp,
 742	.se_collapse	= sort__srcfile_collapse,
 743	.se_sort	= sort__srcfile_sort,
 744	.se_init	= sort__srcfile_init,
 745	.se_snprintf	= hist_entry__srcfile_snprintf,
 746	.se_width_idx	= HISTC_SRCFILE,
 747};
 748
 749/* --sort parent */
 750
 751static int64_t
 752sort__parent_cmp(struct hist_entry *left, struct hist_entry *right)
 753{
 754	struct symbol *sym_l = left->parent;
 755	struct symbol *sym_r = right->parent;
 756
 757	if (!sym_l || !sym_r)
 758		return cmp_null(sym_l, sym_r);
 759
 760	return strcmp(sym_r->name, sym_l->name);
 761}
 762
 763static int hist_entry__parent_snprintf(struct hist_entry *he, char *bf,
 764				       size_t size, unsigned int width)
 765{
 766	return repsep_snprintf(bf, size, "%-*.*s", width, width,
 767			      he->parent ? he->parent->name : "[other]");
 768}
 769
 770struct sort_entry sort_parent = {
 771	.se_header	= "Parent symbol",
 772	.se_cmp		= sort__parent_cmp,
 773	.se_snprintf	= hist_entry__parent_snprintf,
 774	.se_width_idx	= HISTC_PARENT,
 775};
 776
 777/* --sort cpu */
 778
 779static int64_t
 780sort__cpu_cmp(struct hist_entry *left, struct hist_entry *right)
 781{
 782	return right->cpu - left->cpu;
 783}
 784
 785static int hist_entry__cpu_snprintf(struct hist_entry *he, char *bf,
 786				    size_t size, unsigned int width)
 787{
 788	return repsep_snprintf(bf, size, "%*.*d", width, width, he->cpu);
 789}
 790
 791struct sort_entry sort_cpu = {
 792	.se_header      = "CPU",
 793	.se_cmp	        = sort__cpu_cmp,
 794	.se_snprintf    = hist_entry__cpu_snprintf,
 795	.se_width_idx	= HISTC_CPU,
 796};
 797
 798/* --sort cgroup_id */
 799
 800static int64_t _sort__cgroup_dev_cmp(u64 left_dev, u64 right_dev)
 801{
 802	return (int64_t)(right_dev - left_dev);
 803}
 804
 805static int64_t _sort__cgroup_inode_cmp(u64 left_ino, u64 right_ino)
 806{
 807	return (int64_t)(right_ino - left_ino);
 808}
 809
 810static int64_t
 811sort__cgroup_id_cmp(struct hist_entry *left, struct hist_entry *right)
 812{
 813	int64_t ret;
 814
 815	ret = _sort__cgroup_dev_cmp(right->cgroup_id.dev, left->cgroup_id.dev);
 816	if (ret != 0)
 817		return ret;
 818
 819	return _sort__cgroup_inode_cmp(right->cgroup_id.ino,
 820				       left->cgroup_id.ino);
 821}
 822
 823static int hist_entry__cgroup_id_snprintf(struct hist_entry *he,
 824					  char *bf, size_t size,
 825					  unsigned int width __maybe_unused)
 826{
 827	return repsep_snprintf(bf, size, "%lu/0x%lx", he->cgroup_id.dev,
 828			       he->cgroup_id.ino);
 829}
 830
 831struct sort_entry sort_cgroup_id = {
 832	.se_header      = "cgroup id (dev/inode)",
 833	.se_cmp	        = sort__cgroup_id_cmp,
 834	.se_snprintf    = hist_entry__cgroup_id_snprintf,
 835	.se_width_idx	= HISTC_CGROUP_ID,
 836};
 837
 838/* --sort cgroup */
 839
 840static int64_t
 841sort__cgroup_cmp(struct hist_entry *left, struct hist_entry *right)
 842{
 843	return right->cgroup - left->cgroup;
 844}
 845
 846static int hist_entry__cgroup_snprintf(struct hist_entry *he,
 847				       char *bf, size_t size,
 848				       unsigned int width __maybe_unused)
 849{
 850	const char *cgrp_name = "N/A";
 851
 852	if (he->cgroup) {
 853		struct cgroup *cgrp = cgroup__find(maps__machine(he->ms.maps)->env,
 854						   he->cgroup);
 855		if (cgrp != NULL)
 856			cgrp_name = cgrp->name;
 857		else
 858			cgrp_name = "unknown";
 859	}
 860
 861	return repsep_snprintf(bf, size, "%s", cgrp_name);
 862}
 863
 864struct sort_entry sort_cgroup = {
 865	.se_header      = "Cgroup",
 866	.se_cmp	        = sort__cgroup_cmp,
 867	.se_snprintf    = hist_entry__cgroup_snprintf,
 868	.se_width_idx	= HISTC_CGROUP,
 869};
 870
 871/* --sort socket */
 872
 873static int64_t
 874sort__socket_cmp(struct hist_entry *left, struct hist_entry *right)
 875{
 876	return right->socket - left->socket;
 877}
 878
 879static int hist_entry__socket_snprintf(struct hist_entry *he, char *bf,
 880				    size_t size, unsigned int width)
 881{
 882	return repsep_snprintf(bf, size, "%*.*d", width, width-3, he->socket);
 883}
 884
 885static int hist_entry__socket_filter(struct hist_entry *he, int type, const void *arg)
 886{
 887	int sk = *(const int *)arg;
 888
 889	if (type != HIST_FILTER__SOCKET)
 890		return -1;
 891
 892	return sk >= 0 && he->socket != sk;
 893}
 894
 895struct sort_entry sort_socket = {
 896	.se_header      = "Socket",
 897	.se_cmp	        = sort__socket_cmp,
 898	.se_snprintf    = hist_entry__socket_snprintf,
 899	.se_filter      = hist_entry__socket_filter,
 900	.se_width_idx	= HISTC_SOCKET,
 901};
 902
 903/* --sort time */
 904
 905static int64_t
 906sort__time_cmp(struct hist_entry *left, struct hist_entry *right)
 907{
 908	return right->time - left->time;
 909}
 910
 911static int hist_entry__time_snprintf(struct hist_entry *he, char *bf,
 912				    size_t size, unsigned int width)
 913{
 914	char he_time[32];
 915
 916	if (symbol_conf.nanosecs)
 917		timestamp__scnprintf_nsec(he->time, he_time,
 918					  sizeof(he_time));
 919	else
 920		timestamp__scnprintf_usec(he->time, he_time,
 921					  sizeof(he_time));
 922
 923	return repsep_snprintf(bf, size, "%-.*s", width, he_time);
 924}
 925
 926struct sort_entry sort_time = {
 927	.se_header      = "Time",
 928	.se_cmp	        = sort__time_cmp,
 929	.se_snprintf    = hist_entry__time_snprintf,
 930	.se_width_idx	= HISTC_TIME,
 931};
 932
 933/* --sort trace */
 934
 935#ifdef HAVE_LIBTRACEEVENT
 936static char *get_trace_output(struct hist_entry *he)
 937{
 938	struct trace_seq seq;
 939	struct evsel *evsel;
 940	struct tep_record rec = {
 941		.data = he->raw_data,
 942		.size = he->raw_size,
 943	};
 944
 945	evsel = hists_to_evsel(he->hists);
 946
 947	trace_seq_init(&seq);
 948	if (symbol_conf.raw_trace) {
 949		tep_print_fields(&seq, he->raw_data, he->raw_size,
 950				 evsel->tp_format);
 951	} else {
 952		tep_print_event(evsel->tp_format->tep,
 953				&seq, &rec, "%s", TEP_PRINT_INFO);
 954	}
 955	/*
 956	 * Trim the buffer, it starts at 4KB and we're not going to
 957	 * add anything more to this buffer.
 958	 */
 959	return realloc(seq.buffer, seq.len + 1);
 960}
 961
 962static int64_t
 963sort__trace_cmp(struct hist_entry *left, struct hist_entry *right)
 964{
 965	struct evsel *evsel;
 966
 967	evsel = hists_to_evsel(left->hists);
 968	if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
 969		return 0;
 970
 971	if (left->trace_output == NULL)
 972		left->trace_output = get_trace_output(left);
 973	if (right->trace_output == NULL)
 974		right->trace_output = get_trace_output(right);
 975
 976	return strcmp(right->trace_output, left->trace_output);
 977}
 978
 979static int hist_entry__trace_snprintf(struct hist_entry *he, char *bf,
 980				    size_t size, unsigned int width)
 981{
 982	struct evsel *evsel;
 983
 984	evsel = hists_to_evsel(he->hists);
 985	if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
 986		return scnprintf(bf, size, "%-.*s", width, "N/A");
 987
 988	if (he->trace_output == NULL)
 989		he->trace_output = get_trace_output(he);
 990	return repsep_snprintf(bf, size, "%-.*s", width, he->trace_output);
 991}
 992
 993struct sort_entry sort_trace = {
 994	.se_header      = "Trace output",
 995	.se_cmp	        = sort__trace_cmp,
 996	.se_snprintf    = hist_entry__trace_snprintf,
 997	.se_width_idx	= HISTC_TRACE,
 998};
 999#endif /* HAVE_LIBTRACEEVENT */
1000
1001/* sort keys for branch stacks */
1002
1003static int64_t
1004sort__dso_from_cmp(struct hist_entry *left, struct hist_entry *right)
1005{
1006	if (!left->branch_info || !right->branch_info)
1007		return cmp_null(left->branch_info, right->branch_info);
1008
1009	return _sort__dso_cmp(left->branch_info->from.ms.map,
1010			      right->branch_info->from.ms.map);
1011}
1012
1013static int hist_entry__dso_from_snprintf(struct hist_entry *he, char *bf,
1014				    size_t size, unsigned int width)
1015{
1016	if (he->branch_info)
1017		return _hist_entry__dso_snprintf(he->branch_info->from.ms.map,
1018						 bf, size, width);
1019	else
1020		return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
1021}
1022
1023static int hist_entry__dso_from_filter(struct hist_entry *he, int type,
1024				       const void *arg)
1025{
1026	const struct dso *dso = arg;
1027
1028	if (type != HIST_FILTER__DSO)
1029		return -1;
1030
1031	return dso && (!he->branch_info || !he->branch_info->from.ms.map ||
1032		map__dso(he->branch_info->from.ms.map) != dso);
1033}
1034
1035static int64_t
1036sort__dso_to_cmp(struct hist_entry *left, struct hist_entry *right)
1037{
1038	if (!left->branch_info || !right->branch_info)
1039		return cmp_null(left->branch_info, right->branch_info);
1040
1041	return _sort__dso_cmp(left->branch_info->to.ms.map,
1042			      right->branch_info->to.ms.map);
1043}
1044
1045static int hist_entry__dso_to_snprintf(struct hist_entry *he, char *bf,
1046				       size_t size, unsigned int width)
1047{
1048	if (he->branch_info)
1049		return _hist_entry__dso_snprintf(he->branch_info->to.ms.map,
1050						 bf, size, width);
1051	else
1052		return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
1053}
1054
1055static int hist_entry__dso_to_filter(struct hist_entry *he, int type,
1056				     const void *arg)
1057{
1058	const struct dso *dso = arg;
1059
1060	if (type != HIST_FILTER__DSO)
1061		return -1;
1062
1063	return dso && (!he->branch_info || !he->branch_info->to.ms.map ||
1064		map__dso(he->branch_info->to.ms.map) != dso);
1065}
1066
1067static int64_t
1068sort__sym_from_cmp(struct hist_entry *left, struct hist_entry *right)
1069{
1070	struct addr_map_symbol *from_l, *from_r;
 
1071
1072	if (!left->branch_info || !right->branch_info)
1073		return cmp_null(left->branch_info, right->branch_info);
1074
1075	from_l = &left->branch_info->from;
1076	from_r = &right->branch_info->from;
1077
1078	if (!from_l->ms.sym && !from_r->ms.sym)
1079		return _sort__addr_cmp(from_l->addr, from_r->addr);
1080
1081	return _sort__sym_cmp(from_l->ms.sym, from_r->ms.sym);
1082}
1083
1084static int64_t
1085sort__sym_to_cmp(struct hist_entry *left, struct hist_entry *right)
1086{
1087	struct addr_map_symbol *to_l, *to_r;
1088
1089	if (!left->branch_info || !right->branch_info)
1090		return cmp_null(left->branch_info, right->branch_info);
1091
1092	to_l = &left->branch_info->to;
1093	to_r = &right->branch_info->to;
1094
1095	if (!to_l->ms.sym && !to_r->ms.sym)
1096		return _sort__addr_cmp(to_l->addr, to_r->addr);
1097
1098	return _sort__sym_cmp(to_l->ms.sym, to_r->ms.sym);
1099}
1100
1101static int hist_entry__sym_from_snprintf(struct hist_entry *he, char *bf,
1102					 size_t size, unsigned int width)
1103{
1104	if (he->branch_info) {
1105		struct addr_map_symbol *from = &he->branch_info->from;
1106
1107		return _hist_entry__sym_snprintf(&from->ms, from->al_addr,
1108						 from->al_level, bf, size, width);
1109	}
1110
1111	return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
1112}
1113
1114static int hist_entry__sym_to_snprintf(struct hist_entry *he, char *bf,
1115				       size_t size, unsigned int width)
1116{
1117	if (he->branch_info) {
1118		struct addr_map_symbol *to = &he->branch_info->to;
1119
1120		return _hist_entry__sym_snprintf(&to->ms, to->al_addr,
1121						 to->al_level, bf, size, width);
1122	}
1123
1124	return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
1125}
1126
1127static int hist_entry__sym_from_filter(struct hist_entry *he, int type,
1128				       const void *arg)
1129{
1130	const char *sym = arg;
1131
1132	if (type != HIST_FILTER__SYMBOL)
1133		return -1;
1134
1135	return sym && !(he->branch_info && he->branch_info->from.ms.sym &&
1136			strstr(he->branch_info->from.ms.sym->name, sym));
1137}
1138
1139static int hist_entry__sym_to_filter(struct hist_entry *he, int type,
1140				       const void *arg)
1141{
1142	const char *sym = arg;
1143
1144	if (type != HIST_FILTER__SYMBOL)
1145		return -1;
1146
1147	return sym && !(he->branch_info && he->branch_info->to.ms.sym &&
1148		        strstr(he->branch_info->to.ms.sym->name, sym));
1149}
1150
1151struct sort_entry sort_dso_from = {
1152	.se_header	= "Source Shared Object",
1153	.se_cmp		= sort__dso_from_cmp,
1154	.se_snprintf	= hist_entry__dso_from_snprintf,
1155	.se_filter	= hist_entry__dso_from_filter,
1156	.se_width_idx	= HISTC_DSO_FROM,
1157};
1158
1159struct sort_entry sort_dso_to = {
1160	.se_header	= "Target Shared Object",
1161	.se_cmp		= sort__dso_to_cmp,
1162	.se_snprintf	= hist_entry__dso_to_snprintf,
1163	.se_filter	= hist_entry__dso_to_filter,
1164	.se_width_idx	= HISTC_DSO_TO,
1165};
1166
1167struct sort_entry sort_sym_from = {
1168	.se_header	= "Source Symbol",
1169	.se_cmp		= sort__sym_from_cmp,
1170	.se_snprintf	= hist_entry__sym_from_snprintf,
1171	.se_filter	= hist_entry__sym_from_filter,
1172	.se_width_idx	= HISTC_SYMBOL_FROM,
1173};
1174
1175struct sort_entry sort_sym_to = {
1176	.se_header	= "Target Symbol",
1177	.se_cmp		= sort__sym_to_cmp,
1178	.se_snprintf	= hist_entry__sym_to_snprintf,
1179	.se_filter	= hist_entry__sym_to_filter,
1180	.se_width_idx	= HISTC_SYMBOL_TO,
1181};
1182
1183static int _hist_entry__addr_snprintf(struct map_symbol *ms,
1184				     u64 ip, char level, char *bf, size_t size,
1185				     unsigned int width)
1186{
1187	struct symbol *sym = ms->sym;
1188	struct map *map = ms->map;
1189	size_t ret = 0, offs;
1190
1191	ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", level);
1192	if (sym && map) {
1193		if (sym->type == STT_OBJECT) {
1194			ret += repsep_snprintf(bf + ret, size - ret, "%s", sym->name);
1195			ret += repsep_snprintf(bf + ret, size - ret, "+0x%llx",
1196					ip - map__unmap_ip(map, sym->start));
1197		} else {
1198			ret += repsep_snprintf(bf + ret, size - ret, "%.*s",
1199					       width - ret,
1200					       sym->name);
1201			offs = ip - sym->start;
1202			if (offs)
1203				ret += repsep_snprintf(bf + ret, size - ret, "+0x%llx", offs);
1204		}
1205	} else {
1206		size_t len = BITS_PER_LONG / 4;
1207		ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx",
1208				       len, ip);
1209	}
1210
1211	return ret;
1212}
1213
1214static int hist_entry__addr_from_snprintf(struct hist_entry *he, char *bf,
1215					 size_t size, unsigned int width)
1216{
1217	if (he->branch_info) {
1218		struct addr_map_symbol *from = &he->branch_info->from;
1219
1220		return _hist_entry__addr_snprintf(&from->ms, from->al_addr,
1221						 he->level, bf, size, width);
1222	}
1223
1224	return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
1225}
1226
1227static int hist_entry__addr_to_snprintf(struct hist_entry *he, char *bf,
1228				       size_t size, unsigned int width)
1229{
1230	if (he->branch_info) {
1231		struct addr_map_symbol *to = &he->branch_info->to;
1232
1233		return _hist_entry__addr_snprintf(&to->ms, to->al_addr,
1234						 he->level, bf, size, width);
1235	}
1236
1237	return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
1238}
1239
1240static int64_t
1241sort__addr_from_cmp(struct hist_entry *left, struct hist_entry *right)
1242{
1243	struct addr_map_symbol *from_l;
1244	struct addr_map_symbol *from_r;
1245	int64_t ret;
1246
1247	if (!left->branch_info || !right->branch_info)
1248		return cmp_null(left->branch_info, right->branch_info);
1249
1250	from_l = &left->branch_info->from;
1251	from_r = &right->branch_info->from;
1252
1253	/*
1254	 * comparing symbol address alone is not enough since it's a
1255	 * relative address within a dso.
1256	 */
1257	ret = _sort__dso_cmp(from_l->ms.map, from_r->ms.map);
1258	if (ret != 0)
1259		return ret;
1260
1261	return _sort__addr_cmp(from_l->addr, from_r->addr);
1262}
1263
1264static int64_t
1265sort__addr_to_cmp(struct hist_entry *left, struct hist_entry *right)
1266{
1267	struct addr_map_symbol *to_l;
1268	struct addr_map_symbol *to_r;
1269	int64_t ret;
1270
1271	if (!left->branch_info || !right->branch_info)
1272		return cmp_null(left->branch_info, right->branch_info);
1273
1274	to_l = &left->branch_info->to;
1275	to_r = &right->branch_info->to;
1276
1277	/*
1278	 * comparing symbol address alone is not enough since it's a
1279	 * relative address within a dso.
1280	 */
1281	ret = _sort__dso_cmp(to_l->ms.map, to_r->ms.map);
1282	if (ret != 0)
1283		return ret;
1284
1285	return _sort__addr_cmp(to_l->addr, to_r->addr);
1286}
1287
1288struct sort_entry sort_addr_from = {
1289	.se_header	= "Source Address",
1290	.se_cmp		= sort__addr_from_cmp,
1291	.se_snprintf	= hist_entry__addr_from_snprintf,
1292	.se_filter	= hist_entry__sym_from_filter, /* shared with sym_from */
1293	.se_width_idx	= HISTC_ADDR_FROM,
1294};
1295
1296struct sort_entry sort_addr_to = {
1297	.se_header	= "Target Address",
1298	.se_cmp		= sort__addr_to_cmp,
1299	.se_snprintf	= hist_entry__addr_to_snprintf,
1300	.se_filter	= hist_entry__sym_to_filter, /* shared with sym_to */
1301	.se_width_idx	= HISTC_ADDR_TO,
1302};
1303
1304
1305static int64_t
1306sort__mispredict_cmp(struct hist_entry *left, struct hist_entry *right)
1307{
1308	unsigned char mp, p;
1309
1310	if (!left->branch_info || !right->branch_info)
1311		return cmp_null(left->branch_info, right->branch_info);
1312
1313	mp = left->branch_info->flags.mispred != right->branch_info->flags.mispred;
1314	p  = left->branch_info->flags.predicted != right->branch_info->flags.predicted;
1315	return mp || p;
1316}
1317
1318static int hist_entry__mispredict_snprintf(struct hist_entry *he, char *bf,
1319				    size_t size, unsigned int width){
1320	static const char *out = "N/A";
1321
1322	if (he->branch_info) {
1323		if (he->branch_info->flags.predicted)
1324			out = "N";
1325		else if (he->branch_info->flags.mispred)
1326			out = "Y";
1327	}
1328
1329	return repsep_snprintf(bf, size, "%-*.*s", width, width, out);
1330}
1331
1332static int64_t
1333sort__cycles_cmp(struct hist_entry *left, struct hist_entry *right)
1334{
1335	if (!left->branch_info || !right->branch_info)
1336		return cmp_null(left->branch_info, right->branch_info);
1337
1338	return left->branch_info->flags.cycles -
1339		right->branch_info->flags.cycles;
1340}
1341
1342static int hist_entry__cycles_snprintf(struct hist_entry *he, char *bf,
1343				    size_t size, unsigned int width)
1344{
1345	if (!he->branch_info)
1346		return scnprintf(bf, size, "%-.*s", width, "N/A");
1347	if (he->branch_info->flags.cycles == 0)
1348		return repsep_snprintf(bf, size, "%-*s", width, "-");
1349	return repsep_snprintf(bf, size, "%-*hd", width,
1350			       he->branch_info->flags.cycles);
1351}
1352
1353struct sort_entry sort_cycles = {
1354	.se_header	= "Basic Block Cycles",
1355	.se_cmp		= sort__cycles_cmp,
1356	.se_snprintf	= hist_entry__cycles_snprintf,
1357	.se_width_idx	= HISTC_CYCLES,
1358};
1359
1360/* --sort daddr_sym */
1361int64_t
1362sort__daddr_cmp(struct hist_entry *left, struct hist_entry *right)
1363{
1364	uint64_t l = 0, r = 0;
1365
1366	if (left->mem_info)
1367		l = left->mem_info->daddr.addr;
1368	if (right->mem_info)
1369		r = right->mem_info->daddr.addr;
1370
1371	return (int64_t)(r - l);
1372}
1373
1374static int hist_entry__daddr_snprintf(struct hist_entry *he, char *bf,
1375				    size_t size, unsigned int width)
1376{
1377	uint64_t addr = 0;
1378	struct map_symbol *ms = NULL;
1379
1380	if (he->mem_info) {
1381		addr = he->mem_info->daddr.addr;
1382		ms = &he->mem_info->daddr.ms;
1383	}
1384	return _hist_entry__sym_snprintf(ms, addr, he->level, bf, size, width);
1385}
1386
1387int64_t
1388sort__iaddr_cmp(struct hist_entry *left, struct hist_entry *right)
1389{
1390	uint64_t l = 0, r = 0;
1391
1392	if (left->mem_info)
1393		l = left->mem_info->iaddr.addr;
1394	if (right->mem_info)
1395		r = right->mem_info->iaddr.addr;
1396
1397	return (int64_t)(r - l);
1398}
1399
1400static int hist_entry__iaddr_snprintf(struct hist_entry *he, char *bf,
1401				    size_t size, unsigned int width)
1402{
1403	uint64_t addr = 0;
1404	struct map_symbol *ms = NULL;
1405
1406	if (he->mem_info) {
1407		addr = he->mem_info->iaddr.addr;
1408		ms   = &he->mem_info->iaddr.ms;
1409	}
1410	return _hist_entry__sym_snprintf(ms, addr, he->level, bf, size, width);
1411}
1412
1413static int64_t
1414sort__dso_daddr_cmp(struct hist_entry *left, struct hist_entry *right)
1415{
1416	struct map *map_l = NULL;
1417	struct map *map_r = NULL;
1418
1419	if (left->mem_info)
1420		map_l = left->mem_info->daddr.ms.map;
1421	if (right->mem_info)
1422		map_r = right->mem_info->daddr.ms.map;
1423
1424	return _sort__dso_cmp(map_l, map_r);
1425}
1426
1427static int hist_entry__dso_daddr_snprintf(struct hist_entry *he, char *bf,
1428				    size_t size, unsigned int width)
1429{
1430	struct map *map = NULL;
1431
1432	if (he->mem_info)
1433		map = he->mem_info->daddr.ms.map;
1434
1435	return _hist_entry__dso_snprintf(map, bf, size, width);
1436}
1437
1438static int64_t
1439sort__locked_cmp(struct hist_entry *left, struct hist_entry *right)
1440{
1441	union perf_mem_data_src data_src_l;
1442	union perf_mem_data_src data_src_r;
1443
1444	if (left->mem_info)
1445		data_src_l = left->mem_info->data_src;
1446	else
1447		data_src_l.mem_lock = PERF_MEM_LOCK_NA;
1448
1449	if (right->mem_info)
1450		data_src_r = right->mem_info->data_src;
1451	else
1452		data_src_r.mem_lock = PERF_MEM_LOCK_NA;
1453
1454	return (int64_t)(data_src_r.mem_lock - data_src_l.mem_lock);
1455}
1456
1457static int hist_entry__locked_snprintf(struct hist_entry *he, char *bf,
1458				    size_t size, unsigned int width)
1459{
1460	char out[10];
1461
1462	perf_mem__lck_scnprintf(out, sizeof(out), he->mem_info);
1463	return repsep_snprintf(bf, size, "%.*s", width, out);
1464}
1465
1466static int64_t
1467sort__tlb_cmp(struct hist_entry *left, struct hist_entry *right)
1468{
1469	union perf_mem_data_src data_src_l;
1470	union perf_mem_data_src data_src_r;
1471
1472	if (left->mem_info)
1473		data_src_l = left->mem_info->data_src;
1474	else
1475		data_src_l.mem_dtlb = PERF_MEM_TLB_NA;
1476
1477	if (right->mem_info)
1478		data_src_r = right->mem_info->data_src;
1479	else
1480		data_src_r.mem_dtlb = PERF_MEM_TLB_NA;
1481
1482	return (int64_t)(data_src_r.mem_dtlb - data_src_l.mem_dtlb);
1483}
1484
1485static int hist_entry__tlb_snprintf(struct hist_entry *he, char *bf,
1486				    size_t size, unsigned int width)
1487{
1488	char out[64];
1489
1490	perf_mem__tlb_scnprintf(out, sizeof(out), he->mem_info);
1491	return repsep_snprintf(bf, size, "%-*s", width, out);
1492}
1493
1494static int64_t
1495sort__lvl_cmp(struct hist_entry *left, struct hist_entry *right)
1496{
1497	union perf_mem_data_src data_src_l;
1498	union perf_mem_data_src data_src_r;
1499
1500	if (left->mem_info)
1501		data_src_l = left->mem_info->data_src;
1502	else
1503		data_src_l.mem_lvl = PERF_MEM_LVL_NA;
1504
1505	if (right->mem_info)
1506		data_src_r = right->mem_info->data_src;
1507	else
1508		data_src_r.mem_lvl = PERF_MEM_LVL_NA;
1509
1510	return (int64_t)(data_src_r.mem_lvl - data_src_l.mem_lvl);
1511}
1512
1513static int hist_entry__lvl_snprintf(struct hist_entry *he, char *bf,
1514				    size_t size, unsigned int width)
1515{
1516	char out[64];
1517
1518	perf_mem__lvl_scnprintf(out, sizeof(out), he->mem_info);
1519	return repsep_snprintf(bf, size, "%-*s", width, out);
1520}
1521
1522static int64_t
1523sort__snoop_cmp(struct hist_entry *left, struct hist_entry *right)
1524{
1525	union perf_mem_data_src data_src_l;
1526	union perf_mem_data_src data_src_r;
1527
1528	if (left->mem_info)
1529		data_src_l = left->mem_info->data_src;
1530	else
1531		data_src_l.mem_snoop = PERF_MEM_SNOOP_NA;
1532
1533	if (right->mem_info)
1534		data_src_r = right->mem_info->data_src;
1535	else
1536		data_src_r.mem_snoop = PERF_MEM_SNOOP_NA;
1537
1538	return (int64_t)(data_src_r.mem_snoop - data_src_l.mem_snoop);
1539}
1540
1541static int hist_entry__snoop_snprintf(struct hist_entry *he, char *bf,
1542				    size_t size, unsigned int width)
1543{
1544	char out[64];
1545
1546	perf_mem__snp_scnprintf(out, sizeof(out), he->mem_info);
1547	return repsep_snprintf(bf, size, "%-*s", width, out);
1548}
1549
1550int64_t
1551sort__dcacheline_cmp(struct hist_entry *left, struct hist_entry *right)
1552{
1553	u64 l, r;
1554	struct map *l_map, *r_map;
1555	struct dso *l_dso, *r_dso;
1556	int rc;
1557
1558	if (!left->mem_info)  return -1;
1559	if (!right->mem_info) return 1;
1560
1561	/* group event types together */
1562	if (left->cpumode > right->cpumode) return -1;
1563	if (left->cpumode < right->cpumode) return 1;
1564
1565	l_map = left->mem_info->daddr.ms.map;
1566	r_map = right->mem_info->daddr.ms.map;
1567
1568	/* if both are NULL, jump to sort on al_addr instead */
1569	if (!l_map && !r_map)
1570		goto addr;
1571
1572	if (!l_map) return -1;
1573	if (!r_map) return 1;
1574
1575	l_dso = map__dso(l_map);
1576	r_dso = map__dso(r_map);
1577	rc = dso__cmp_id(l_dso, r_dso);
1578	if (rc)
1579		return rc;
1580	/*
1581	 * Addresses with no major/minor numbers are assumed to be
1582	 * anonymous in userspace.  Sort those on pid then address.
1583	 *
1584	 * The kernel and non-zero major/minor mapped areas are
1585	 * assumed to be unity mapped.  Sort those on address.
1586	 */
1587
1588	if ((left->cpumode != PERF_RECORD_MISC_KERNEL) &&
1589	    (!(map__flags(l_map) & MAP_SHARED)) && !l_dso->id.maj && !l_dso->id.min &&
1590	    !l_dso->id.ino && !l_dso->id.ino_generation) {
 
1591		/* userspace anonymous */
1592
1593		if (thread__pid(left->thread) > thread__pid(right->thread))
1594			return -1;
1595		if (thread__pid(left->thread) < thread__pid(right->thread))
1596			return 1;
1597	}
1598
1599addr:
1600	/* al_addr does all the right addr - start + offset calculations */
1601	l = cl_address(left->mem_info->daddr.al_addr, chk_double_cl);
1602	r = cl_address(right->mem_info->daddr.al_addr, chk_double_cl);
1603
1604	if (l > r) return -1;
1605	if (l < r) return 1;
1606
1607	return 0;
1608}
1609
1610static int hist_entry__dcacheline_snprintf(struct hist_entry *he, char *bf,
1611					  size_t size, unsigned int width)
1612{
1613
1614	uint64_t addr = 0;
1615	struct map_symbol *ms = NULL;
1616	char level = he->level;
1617
1618	if (he->mem_info) {
1619		struct map *map = he->mem_info->daddr.ms.map;
1620		struct dso *dso = map ? map__dso(map) : NULL;
1621
1622		addr = cl_address(he->mem_info->daddr.al_addr, chk_double_cl);
1623		ms = &he->mem_info->daddr.ms;
1624
1625		/* print [s] for shared data mmaps */
1626		if ((he->cpumode != PERF_RECORD_MISC_KERNEL) &&
1627		     map && !(map__prot(map) & PROT_EXEC) &&
1628		     (map__flags(map) & MAP_SHARED) &&
1629		    (dso->id.maj || dso->id.min || dso->id.ino || dso->id.ino_generation))
 
1630			level = 's';
1631		else if (!map)
1632			level = 'X';
1633	}
1634	return _hist_entry__sym_snprintf(ms, addr, level, bf, size, width);
1635}
1636
1637struct sort_entry sort_mispredict = {
1638	.se_header	= "Branch Mispredicted",
1639	.se_cmp		= sort__mispredict_cmp,
1640	.se_snprintf	= hist_entry__mispredict_snprintf,
1641	.se_width_idx	= HISTC_MISPREDICT,
1642};
1643
 
 
 
 
 
1644static int64_t
1645sort__weight_cmp(struct hist_entry *left, struct hist_entry *right)
1646{
1647	return left->weight - right->weight;
1648}
1649
1650static int hist_entry__local_weight_snprintf(struct hist_entry *he, char *bf,
1651				    size_t size, unsigned int width)
1652{
1653	return repsep_snprintf(bf, size, "%-*llu", width, he->weight);
1654}
1655
1656struct sort_entry sort_local_weight = {
1657	.se_header	= "Local Weight",
1658	.se_cmp		= sort__weight_cmp,
1659	.se_snprintf	= hist_entry__local_weight_snprintf,
1660	.se_width_idx	= HISTC_LOCAL_WEIGHT,
1661};
1662
 
 
 
 
 
 
1663static int hist_entry__global_weight_snprintf(struct hist_entry *he, char *bf,
1664					      size_t size, unsigned int width)
1665{
1666	return repsep_snprintf(bf, size, "%-*llu", width,
1667			       he->weight * he->stat.nr_events);
1668}
1669
1670struct sort_entry sort_global_weight = {
1671	.se_header	= "Weight",
1672	.se_cmp		= sort__weight_cmp,
1673	.se_snprintf	= hist_entry__global_weight_snprintf,
1674	.se_width_idx	= HISTC_GLOBAL_WEIGHT,
1675};
1676
1677static int64_t
1678sort__ins_lat_cmp(struct hist_entry *left, struct hist_entry *right)
1679{
1680	return left->ins_lat - right->ins_lat;
1681}
1682
1683static int hist_entry__local_ins_lat_snprintf(struct hist_entry *he, char *bf,
1684					      size_t size, unsigned int width)
1685{
1686	return repsep_snprintf(bf, size, "%-*u", width, he->ins_lat);
1687}
1688
1689struct sort_entry sort_local_ins_lat = {
1690	.se_header	= "Local INSTR Latency",
1691	.se_cmp		= sort__ins_lat_cmp,
1692	.se_snprintf	= hist_entry__local_ins_lat_snprintf,
1693	.se_width_idx	= HISTC_LOCAL_INS_LAT,
1694};
1695
1696static int hist_entry__global_ins_lat_snprintf(struct hist_entry *he, char *bf,
1697					       size_t size, unsigned int width)
1698{
1699	return repsep_snprintf(bf, size, "%-*u", width,
1700			       he->ins_lat * he->stat.nr_events);
1701}
1702
1703struct sort_entry sort_global_ins_lat = {
1704	.se_header	= "INSTR Latency",
1705	.se_cmp		= sort__ins_lat_cmp,
1706	.se_snprintf	= hist_entry__global_ins_lat_snprintf,
1707	.se_width_idx	= HISTC_GLOBAL_INS_LAT,
1708};
1709
1710static int64_t
1711sort__p_stage_cyc_cmp(struct hist_entry *left, struct hist_entry *right)
1712{
1713	return left->p_stage_cyc - right->p_stage_cyc;
1714}
1715
1716static int hist_entry__global_p_stage_cyc_snprintf(struct hist_entry *he, char *bf,
1717					size_t size, unsigned int width)
1718{
1719	return repsep_snprintf(bf, size, "%-*u", width,
1720			he->p_stage_cyc * he->stat.nr_events);
1721}
1722
1723
1724static int hist_entry__p_stage_cyc_snprintf(struct hist_entry *he, char *bf,
1725					size_t size, unsigned int width)
1726{
1727	return repsep_snprintf(bf, size, "%-*u", width, he->p_stage_cyc);
1728}
1729
1730struct sort_entry sort_local_p_stage_cyc = {
1731	.se_header      = "Local Pipeline Stage Cycle",
1732	.se_cmp         = sort__p_stage_cyc_cmp,
1733	.se_snprintf	= hist_entry__p_stage_cyc_snprintf,
1734	.se_width_idx	= HISTC_LOCAL_P_STAGE_CYC,
1735};
1736
1737struct sort_entry sort_global_p_stage_cyc = {
1738	.se_header      = "Pipeline Stage Cycle",
1739	.se_cmp         = sort__p_stage_cyc_cmp,
1740	.se_snprintf    = hist_entry__global_p_stage_cyc_snprintf,
1741	.se_width_idx   = HISTC_GLOBAL_P_STAGE_CYC,
1742};
1743
1744struct sort_entry sort_mem_daddr_sym = {
1745	.se_header	= "Data Symbol",
1746	.se_cmp		= sort__daddr_cmp,
1747	.se_snprintf	= hist_entry__daddr_snprintf,
1748	.se_width_idx	= HISTC_MEM_DADDR_SYMBOL,
1749};
1750
1751struct sort_entry sort_mem_iaddr_sym = {
1752	.se_header	= "Code Symbol",
1753	.se_cmp		= sort__iaddr_cmp,
1754	.se_snprintf	= hist_entry__iaddr_snprintf,
1755	.se_width_idx	= HISTC_MEM_IADDR_SYMBOL,
1756};
1757
1758struct sort_entry sort_mem_daddr_dso = {
1759	.se_header	= "Data Object",
1760	.se_cmp		= sort__dso_daddr_cmp,
1761	.se_snprintf	= hist_entry__dso_daddr_snprintf,
1762	.se_width_idx	= HISTC_MEM_DADDR_DSO,
1763};
1764
1765struct sort_entry sort_mem_locked = {
1766	.se_header	= "Locked",
1767	.se_cmp		= sort__locked_cmp,
1768	.se_snprintf	= hist_entry__locked_snprintf,
1769	.se_width_idx	= HISTC_MEM_LOCKED,
1770};
1771
1772struct sort_entry sort_mem_tlb = {
1773	.se_header	= "TLB access",
1774	.se_cmp		= sort__tlb_cmp,
1775	.se_snprintf	= hist_entry__tlb_snprintf,
1776	.se_width_idx	= HISTC_MEM_TLB,
1777};
1778
1779struct sort_entry sort_mem_lvl = {
1780	.se_header	= "Memory access",
1781	.se_cmp		= sort__lvl_cmp,
1782	.se_snprintf	= hist_entry__lvl_snprintf,
1783	.se_width_idx	= HISTC_MEM_LVL,
1784};
1785
1786struct sort_entry sort_mem_snoop = {
1787	.se_header	= "Snoop",
1788	.se_cmp		= sort__snoop_cmp,
1789	.se_snprintf	= hist_entry__snoop_snprintf,
1790	.se_width_idx	= HISTC_MEM_SNOOP,
1791};
1792
1793struct sort_entry sort_mem_dcacheline = {
1794	.se_header	= "Data Cacheline",
1795	.se_cmp		= sort__dcacheline_cmp,
1796	.se_snprintf	= hist_entry__dcacheline_snprintf,
1797	.se_width_idx	= HISTC_MEM_DCACHELINE,
1798};
1799
1800static int64_t
1801sort__blocked_cmp(struct hist_entry *left, struct hist_entry *right)
1802{
1803	union perf_mem_data_src data_src_l;
1804	union perf_mem_data_src data_src_r;
1805
1806	if (left->mem_info)
1807		data_src_l = left->mem_info->data_src;
1808	else
1809		data_src_l.mem_blk = PERF_MEM_BLK_NA;
1810
1811	if (right->mem_info)
1812		data_src_r = right->mem_info->data_src;
1813	else
1814		data_src_r.mem_blk = PERF_MEM_BLK_NA;
1815
1816	return (int64_t)(data_src_r.mem_blk - data_src_l.mem_blk);
1817}
1818
1819static int hist_entry__blocked_snprintf(struct hist_entry *he, char *bf,
1820					size_t size, unsigned int width)
1821{
1822	char out[16];
1823
1824	perf_mem__blk_scnprintf(out, sizeof(out), he->mem_info);
1825	return repsep_snprintf(bf, size, "%.*s", width, out);
1826}
1827
1828struct sort_entry sort_mem_blocked = {
1829	.se_header	= "Blocked",
1830	.se_cmp		= sort__blocked_cmp,
1831	.se_snprintf	= hist_entry__blocked_snprintf,
1832	.se_width_idx	= HISTC_MEM_BLOCKED,
1833};
1834
1835static int64_t
1836sort__phys_daddr_cmp(struct hist_entry *left, struct hist_entry *right)
1837{
1838	uint64_t l = 0, r = 0;
1839
1840	if (left->mem_info)
1841		l = left->mem_info->daddr.phys_addr;
1842	if (right->mem_info)
1843		r = right->mem_info->daddr.phys_addr;
1844
1845	return (int64_t)(r - l);
1846}
1847
1848static int hist_entry__phys_daddr_snprintf(struct hist_entry *he, char *bf,
1849					   size_t size, unsigned int width)
1850{
1851	uint64_t addr = 0;
1852	size_t ret = 0;
1853	size_t len = BITS_PER_LONG / 4;
1854
1855	addr = he->mem_info->daddr.phys_addr;
1856
1857	ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", he->level);
1858
1859	ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx", len, addr);
1860
1861	ret += repsep_snprintf(bf + ret, size - ret, "%-*s", width - ret, "");
1862
1863	if (ret > width)
1864		bf[width] = '\0';
1865
1866	return width;
1867}
1868
1869struct sort_entry sort_mem_phys_daddr = {
1870	.se_header	= "Data Physical Address",
1871	.se_cmp		= sort__phys_daddr_cmp,
1872	.se_snprintf	= hist_entry__phys_daddr_snprintf,
1873	.se_width_idx	= HISTC_MEM_PHYS_DADDR,
1874};
1875
1876static int64_t
1877sort__data_page_size_cmp(struct hist_entry *left, struct hist_entry *right)
1878{
1879	uint64_t l = 0, r = 0;
1880
1881	if (left->mem_info)
1882		l = left->mem_info->daddr.data_page_size;
1883	if (right->mem_info)
1884		r = right->mem_info->daddr.data_page_size;
1885
1886	return (int64_t)(r - l);
1887}
1888
1889static int hist_entry__data_page_size_snprintf(struct hist_entry *he, char *bf,
1890					  size_t size, unsigned int width)
1891{
1892	char str[PAGE_SIZE_NAME_LEN];
1893
1894	return repsep_snprintf(bf, size, "%-*s", width,
1895			       get_page_size_name(he->mem_info->daddr.data_page_size, str));
1896}
1897
1898struct sort_entry sort_mem_data_page_size = {
1899	.se_header	= "Data Page Size",
1900	.se_cmp		= sort__data_page_size_cmp,
1901	.se_snprintf	= hist_entry__data_page_size_snprintf,
1902	.se_width_idx	= HISTC_MEM_DATA_PAGE_SIZE,
1903};
1904
1905static int64_t
1906sort__code_page_size_cmp(struct hist_entry *left, struct hist_entry *right)
1907{
1908	uint64_t l = left->code_page_size;
1909	uint64_t r = right->code_page_size;
1910
1911	return (int64_t)(r - l);
1912}
1913
1914static int hist_entry__code_page_size_snprintf(struct hist_entry *he, char *bf,
1915					  size_t size, unsigned int width)
1916{
1917	char str[PAGE_SIZE_NAME_LEN];
1918
1919	return repsep_snprintf(bf, size, "%-*s", width,
1920			       get_page_size_name(he->code_page_size, str));
1921}
1922
1923struct sort_entry sort_code_page_size = {
1924	.se_header	= "Code Page Size",
1925	.se_cmp		= sort__code_page_size_cmp,
1926	.se_snprintf	= hist_entry__code_page_size_snprintf,
1927	.se_width_idx	= HISTC_CODE_PAGE_SIZE,
1928};
1929
1930static int64_t
1931sort__abort_cmp(struct hist_entry *left, struct hist_entry *right)
1932{
1933	if (!left->branch_info || !right->branch_info)
1934		return cmp_null(left->branch_info, right->branch_info);
1935
1936	return left->branch_info->flags.abort !=
1937		right->branch_info->flags.abort;
1938}
1939
1940static int hist_entry__abort_snprintf(struct hist_entry *he, char *bf,
1941				    size_t size, unsigned int width)
1942{
1943	static const char *out = "N/A";
1944
1945	if (he->branch_info) {
1946		if (he->branch_info->flags.abort)
1947			out = "A";
1948		else
1949			out = ".";
1950	}
1951
1952	return repsep_snprintf(bf, size, "%-*s", width, out);
1953}
1954
1955struct sort_entry sort_abort = {
1956	.se_header	= "Transaction abort",
1957	.se_cmp		= sort__abort_cmp,
1958	.se_snprintf	= hist_entry__abort_snprintf,
1959	.se_width_idx	= HISTC_ABORT,
1960};
1961
1962static int64_t
1963sort__in_tx_cmp(struct hist_entry *left, struct hist_entry *right)
1964{
1965	if (!left->branch_info || !right->branch_info)
1966		return cmp_null(left->branch_info, right->branch_info);
1967
1968	return left->branch_info->flags.in_tx !=
1969		right->branch_info->flags.in_tx;
1970}
1971
1972static int hist_entry__in_tx_snprintf(struct hist_entry *he, char *bf,
1973				    size_t size, unsigned int width)
1974{
1975	static const char *out = "N/A";
1976
1977	if (he->branch_info) {
1978		if (he->branch_info->flags.in_tx)
1979			out = "T";
1980		else
1981			out = ".";
1982	}
1983
1984	return repsep_snprintf(bf, size, "%-*s", width, out);
1985}
1986
1987struct sort_entry sort_in_tx = {
1988	.se_header	= "Branch in transaction",
1989	.se_cmp		= sort__in_tx_cmp,
1990	.se_snprintf	= hist_entry__in_tx_snprintf,
1991	.se_width_idx	= HISTC_IN_TX,
1992};
1993
1994static int64_t
1995sort__transaction_cmp(struct hist_entry *left, struct hist_entry *right)
1996{
1997	return left->transaction - right->transaction;
1998}
1999
2000static inline char *add_str(char *p, const char *str)
2001{
2002	strcpy(p, str);
2003	return p + strlen(str);
2004}
2005
2006static struct txbit {
2007	unsigned flag;
2008	const char *name;
2009	int skip_for_len;
2010} txbits[] = {
2011	{ PERF_TXN_ELISION,        "EL ",        0 },
2012	{ PERF_TXN_TRANSACTION,    "TX ",        1 },
2013	{ PERF_TXN_SYNC,           "SYNC ",      1 },
2014	{ PERF_TXN_ASYNC,          "ASYNC ",     0 },
2015	{ PERF_TXN_RETRY,          "RETRY ",     0 },
2016	{ PERF_TXN_CONFLICT,       "CON ",       0 },
2017	{ PERF_TXN_CAPACITY_WRITE, "CAP-WRITE ", 1 },
2018	{ PERF_TXN_CAPACITY_READ,  "CAP-READ ",  0 },
2019	{ 0, NULL, 0 }
2020};
2021
2022int hist_entry__transaction_len(void)
2023{
2024	int i;
2025	int len = 0;
2026
2027	for (i = 0; txbits[i].name; i++) {
2028		if (!txbits[i].skip_for_len)
2029			len += strlen(txbits[i].name);
2030	}
2031	len += 4; /* :XX<space> */
2032	return len;
2033}
2034
2035static int hist_entry__transaction_snprintf(struct hist_entry *he, char *bf,
2036					    size_t size, unsigned int width)
2037{
2038	u64 t = he->transaction;
2039	char buf[128];
2040	char *p = buf;
2041	int i;
2042
2043	buf[0] = 0;
2044	for (i = 0; txbits[i].name; i++)
2045		if (txbits[i].flag & t)
2046			p = add_str(p, txbits[i].name);
2047	if (t && !(t & (PERF_TXN_SYNC|PERF_TXN_ASYNC)))
2048		p = add_str(p, "NEITHER ");
2049	if (t & PERF_TXN_ABORT_MASK) {
2050		sprintf(p, ":%" PRIx64,
2051			(t & PERF_TXN_ABORT_MASK) >>
2052			PERF_TXN_ABORT_SHIFT);
2053		p += strlen(p);
2054	}
2055
2056	return repsep_snprintf(bf, size, "%-*s", width, buf);
2057}
2058
2059struct sort_entry sort_transaction = {
2060	.se_header	= "Transaction                ",
2061	.se_cmp		= sort__transaction_cmp,
2062	.se_snprintf	= hist_entry__transaction_snprintf,
2063	.se_width_idx	= HISTC_TRANSACTION,
2064};
2065
2066/* --sort symbol_size */
2067
2068static int64_t _sort__sym_size_cmp(struct symbol *sym_l, struct symbol *sym_r)
2069{
2070	int64_t size_l = sym_l != NULL ? symbol__size(sym_l) : 0;
2071	int64_t size_r = sym_r != NULL ? symbol__size(sym_r) : 0;
2072
2073	return size_l < size_r ? -1 :
2074		size_l == size_r ? 0 : 1;
2075}
2076
2077static int64_t
2078sort__sym_size_cmp(struct hist_entry *left, struct hist_entry *right)
2079{
2080	return _sort__sym_size_cmp(right->ms.sym, left->ms.sym);
2081}
2082
2083static int _hist_entry__sym_size_snprintf(struct symbol *sym, char *bf,
2084					  size_t bf_size, unsigned int width)
2085{
2086	if (sym)
2087		return repsep_snprintf(bf, bf_size, "%*d", width, symbol__size(sym));
2088
2089	return repsep_snprintf(bf, bf_size, "%*s", width, "unknown");
2090}
2091
2092static int hist_entry__sym_size_snprintf(struct hist_entry *he, char *bf,
2093					 size_t size, unsigned int width)
2094{
2095	return _hist_entry__sym_size_snprintf(he->ms.sym, bf, size, width);
2096}
2097
2098struct sort_entry sort_sym_size = {
2099	.se_header	= "Symbol size",
2100	.se_cmp		= sort__sym_size_cmp,
2101	.se_snprintf	= hist_entry__sym_size_snprintf,
2102	.se_width_idx	= HISTC_SYM_SIZE,
2103};
2104
2105/* --sort dso_size */
2106
2107static int64_t _sort__dso_size_cmp(struct map *map_l, struct map *map_r)
2108{
2109	int64_t size_l = map_l != NULL ? map__size(map_l) : 0;
2110	int64_t size_r = map_r != NULL ? map__size(map_r) : 0;
2111
2112	return size_l < size_r ? -1 :
2113		size_l == size_r ? 0 : 1;
2114}
2115
2116static int64_t
2117sort__dso_size_cmp(struct hist_entry *left, struct hist_entry *right)
2118{
2119	return _sort__dso_size_cmp(right->ms.map, left->ms.map);
2120}
2121
2122static int _hist_entry__dso_size_snprintf(struct map *map, char *bf,
2123					  size_t bf_size, unsigned int width)
2124{
2125	if (map && map__dso(map))
2126		return repsep_snprintf(bf, bf_size, "%*d", width, map__size(map));
 
2127
2128	return repsep_snprintf(bf, bf_size, "%*s", width, "unknown");
2129}
2130
2131static int hist_entry__dso_size_snprintf(struct hist_entry *he, char *bf,
2132					 size_t size, unsigned int width)
2133{
2134	return _hist_entry__dso_size_snprintf(he->ms.map, bf, size, width);
2135}
2136
2137struct sort_entry sort_dso_size = {
2138	.se_header	= "DSO size",
2139	.se_cmp		= sort__dso_size_cmp,
2140	.se_snprintf	= hist_entry__dso_size_snprintf,
2141	.se_width_idx	= HISTC_DSO_SIZE,
2142};
2143
2144/* --sort addr */
2145
2146static int64_t
2147sort__addr_cmp(struct hist_entry *left, struct hist_entry *right)
2148{
2149	u64 left_ip = left->ip;
2150	u64 right_ip = right->ip;
2151	struct map *left_map = left->ms.map;
2152	struct map *right_map = right->ms.map;
2153
2154	if (left_map)
2155		left_ip = map__unmap_ip(left_map, left_ip);
2156	if (right_map)
2157		right_ip = map__unmap_ip(right_map, right_ip);
2158
2159	return _sort__addr_cmp(left_ip, right_ip);
2160}
2161
2162static int hist_entry__addr_snprintf(struct hist_entry *he, char *bf,
2163				     size_t size, unsigned int width)
2164{
2165	u64 ip = he->ip;
2166	struct map *map = he->ms.map;
2167
2168	if (map)
2169		ip = map__unmap_ip(map, ip);
2170
2171	return repsep_snprintf(bf, size, "%-#*llx", width, ip);
2172}
2173
2174struct sort_entry sort_addr = {
2175	.se_header	= "Address",
2176	.se_cmp		= sort__addr_cmp,
2177	.se_snprintf	= hist_entry__addr_snprintf,
2178	.se_width_idx	= HISTC_ADDR,
2179};
2180
2181/* --sort type */
2182
2183struct annotated_data_type unknown_type = {
2184	.self = {
2185		.type_name = (char *)"(unknown)",
2186		.children = LIST_HEAD_INIT(unknown_type.self.children),
2187	},
2188};
2189
2190static int64_t
2191sort__type_cmp(struct hist_entry *left, struct hist_entry *right)
2192{
2193	return sort__addr_cmp(left, right);
2194}
2195
2196static void sort__type_init(struct hist_entry *he)
2197{
2198	if (he->mem_type)
2199		return;
2200
2201	he->mem_type = hist_entry__get_data_type(he);
2202	if (he->mem_type == NULL) {
2203		he->mem_type = &unknown_type;
2204		he->mem_type_off = 0;
2205	}
2206}
2207
2208static int64_t
2209sort__type_collapse(struct hist_entry *left, struct hist_entry *right)
2210{
2211	struct annotated_data_type *left_type = left->mem_type;
2212	struct annotated_data_type *right_type = right->mem_type;
2213
2214	if (!left_type) {
2215		sort__type_init(left);
2216		left_type = left->mem_type;
2217	}
2218
2219	if (!right_type) {
2220		sort__type_init(right);
2221		right_type = right->mem_type;
2222	}
2223
2224	return strcmp(left_type->self.type_name, right_type->self.type_name);
2225}
2226
2227static int64_t
2228sort__type_sort(struct hist_entry *left, struct hist_entry *right)
2229{
2230	return sort__type_collapse(left, right);
2231}
2232
2233static int hist_entry__type_snprintf(struct hist_entry *he, char *bf,
2234				     size_t size, unsigned int width)
2235{
2236	return repsep_snprintf(bf, size, "%-*s", width, he->mem_type->self.type_name);
2237}
2238
2239struct sort_entry sort_type = {
2240	.se_header	= "Data Type",
2241	.se_cmp		= sort__type_cmp,
2242	.se_collapse	= sort__type_collapse,
2243	.se_sort	= sort__type_sort,
2244	.se_init	= sort__type_init,
2245	.se_snprintf	= hist_entry__type_snprintf,
2246	.se_width_idx	= HISTC_TYPE,
2247};
2248
2249/* --sort typeoff */
2250
2251static int64_t
2252sort__typeoff_sort(struct hist_entry *left, struct hist_entry *right)
2253{
2254	struct annotated_data_type *left_type = left->mem_type;
2255	struct annotated_data_type *right_type = right->mem_type;
2256	int64_t ret;
2257
2258	if (!left_type) {
2259		sort__type_init(left);
2260		left_type = left->mem_type;
2261	}
2262
2263	if (!right_type) {
2264		sort__type_init(right);
2265		right_type = right->mem_type;
2266	}
2267
2268	ret = strcmp(left_type->self.type_name, right_type->self.type_name);
2269	if (ret)
2270		return ret;
2271	return left->mem_type_off - right->mem_type_off;
2272}
2273
2274static void fill_member_name(char *buf, size_t sz, struct annotated_member *m,
2275			     int offset, bool first)
2276{
2277	struct annotated_member *child;
2278
2279	if (list_empty(&m->children))
2280		return;
2281
2282	list_for_each_entry(child, &m->children, node) {
2283		if (child->offset <= offset && offset < child->offset + child->size) {
2284			int len = 0;
2285
2286			/* It can have anonymous struct/union members */
2287			if (child->var_name) {
2288				len = scnprintf(buf, sz, "%s%s",
2289						first ? "" : ".", child->var_name);
2290				first = false;
2291			}
2292
2293			fill_member_name(buf + len, sz - len, child, offset, first);
2294			return;
2295		}
2296	}
2297}
2298
2299static int hist_entry__typeoff_snprintf(struct hist_entry *he, char *bf,
2300				     size_t size, unsigned int width __maybe_unused)
2301{
2302	struct annotated_data_type *he_type = he->mem_type;
2303	char buf[4096];
2304
2305	buf[0] = '\0';
2306	if (list_empty(&he_type->self.children))
2307		snprintf(buf, sizeof(buf), "no field");
2308	else
2309		fill_member_name(buf, sizeof(buf), &he_type->self,
2310				 he->mem_type_off, true);
2311	buf[4095] = '\0';
2312
2313	return repsep_snprintf(bf, size, "%s %+d (%s)", he_type->self.type_name,
2314			       he->mem_type_off, buf);
2315}
2316
2317struct sort_entry sort_type_offset = {
2318	.se_header	= "Data Type Offset",
2319	.se_cmp		= sort__type_cmp,
2320	.se_collapse	= sort__typeoff_sort,
2321	.se_sort	= sort__typeoff_sort,
2322	.se_init	= sort__type_init,
2323	.se_snprintf	= hist_entry__typeoff_snprintf,
2324	.se_width_idx	= HISTC_TYPE_OFFSET,
2325};
2326
2327
2328struct sort_dimension {
2329	const char		*name;
2330	struct sort_entry	*entry;
2331	int			taken;
2332};
2333
2334int __weak arch_support_sort_key(const char *sort_key __maybe_unused)
2335{
2336	return 0;
2337}
2338
2339const char * __weak arch_perf_header_entry(const char *se_header)
2340{
2341	return se_header;
2342}
2343
2344static void sort_dimension_add_dynamic_header(struct sort_dimension *sd)
2345{
2346	sd->entry->se_header = arch_perf_header_entry(sd->entry->se_header);
2347}
2348
2349#define DIM(d, n, func) [d] = { .name = n, .entry = &(func) }
2350
2351static struct sort_dimension common_sort_dimensions[] = {
2352	DIM(SORT_PID, "pid", sort_thread),
2353	DIM(SORT_COMM, "comm", sort_comm),
2354	DIM(SORT_DSO, "dso", sort_dso),
2355	DIM(SORT_SYM, "symbol", sort_sym),
2356	DIM(SORT_PARENT, "parent", sort_parent),
2357	DIM(SORT_CPU, "cpu", sort_cpu),
2358	DIM(SORT_SOCKET, "socket", sort_socket),
2359	DIM(SORT_SRCLINE, "srcline", sort_srcline),
2360	DIM(SORT_SRCFILE, "srcfile", sort_srcfile),
2361	DIM(SORT_LOCAL_WEIGHT, "local_weight", sort_local_weight),
2362	DIM(SORT_GLOBAL_WEIGHT, "weight", sort_global_weight),
2363	DIM(SORT_TRANSACTION, "transaction", sort_transaction),
2364#ifdef HAVE_LIBTRACEEVENT
2365	DIM(SORT_TRACE, "trace", sort_trace),
2366#endif
2367	DIM(SORT_SYM_SIZE, "symbol_size", sort_sym_size),
2368	DIM(SORT_DSO_SIZE, "dso_size", sort_dso_size),
2369	DIM(SORT_CGROUP, "cgroup", sort_cgroup),
2370	DIM(SORT_CGROUP_ID, "cgroup_id", sort_cgroup_id),
2371	DIM(SORT_SYM_IPC_NULL, "ipc_null", sort_sym_ipc_null),
2372	DIM(SORT_TIME, "time", sort_time),
2373	DIM(SORT_CODE_PAGE_SIZE, "code_page_size", sort_code_page_size),
2374	DIM(SORT_LOCAL_INS_LAT, "local_ins_lat", sort_local_ins_lat),
2375	DIM(SORT_GLOBAL_INS_LAT, "ins_lat", sort_global_ins_lat),
2376	DIM(SORT_LOCAL_PIPELINE_STAGE_CYC, "local_p_stage_cyc", sort_local_p_stage_cyc),
2377	DIM(SORT_GLOBAL_PIPELINE_STAGE_CYC, "p_stage_cyc", sort_global_p_stage_cyc),
2378	DIM(SORT_ADDR, "addr", sort_addr),
2379	DIM(SORT_LOCAL_RETIRE_LAT, "local_retire_lat", sort_local_p_stage_cyc),
2380	DIM(SORT_GLOBAL_RETIRE_LAT, "retire_lat", sort_global_p_stage_cyc),
2381	DIM(SORT_SIMD, "simd", sort_simd),
2382	DIM(SORT_ANNOTATE_DATA_TYPE, "type", sort_type),
2383	DIM(SORT_ANNOTATE_DATA_TYPE_OFFSET, "typeoff", sort_type_offset),
2384	DIM(SORT_SYM_OFFSET, "symoff", sort_sym_offset),
2385};
2386
2387#undef DIM
2388
2389#define DIM(d, n, func) [d - __SORT_BRANCH_STACK] = { .name = n, .entry = &(func) }
2390
2391static struct sort_dimension bstack_sort_dimensions[] = {
2392	DIM(SORT_DSO_FROM, "dso_from", sort_dso_from),
2393	DIM(SORT_DSO_TO, "dso_to", sort_dso_to),
2394	DIM(SORT_SYM_FROM, "symbol_from", sort_sym_from),
2395	DIM(SORT_SYM_TO, "symbol_to", sort_sym_to),
2396	DIM(SORT_MISPREDICT, "mispredict", sort_mispredict),
2397	DIM(SORT_IN_TX, "in_tx", sort_in_tx),
2398	DIM(SORT_ABORT, "abort", sort_abort),
2399	DIM(SORT_CYCLES, "cycles", sort_cycles),
2400	DIM(SORT_SRCLINE_FROM, "srcline_from", sort_srcline_from),
2401	DIM(SORT_SRCLINE_TO, "srcline_to", sort_srcline_to),
2402	DIM(SORT_SYM_IPC, "ipc_lbr", sort_sym_ipc),
2403	DIM(SORT_ADDR_FROM, "addr_from", sort_addr_from),
2404	DIM(SORT_ADDR_TO, "addr_to", sort_addr_to),
2405};
2406
2407#undef DIM
2408
2409#define DIM(d, n, func) [d - __SORT_MEMORY_MODE] = { .name = n, .entry = &(func) }
2410
2411static struct sort_dimension memory_sort_dimensions[] = {
2412	DIM(SORT_MEM_DADDR_SYMBOL, "symbol_daddr", sort_mem_daddr_sym),
2413	DIM(SORT_MEM_IADDR_SYMBOL, "symbol_iaddr", sort_mem_iaddr_sym),
2414	DIM(SORT_MEM_DADDR_DSO, "dso_daddr", sort_mem_daddr_dso),
2415	DIM(SORT_MEM_LOCKED, "locked", sort_mem_locked),
2416	DIM(SORT_MEM_TLB, "tlb", sort_mem_tlb),
2417	DIM(SORT_MEM_LVL, "mem", sort_mem_lvl),
2418	DIM(SORT_MEM_SNOOP, "snoop", sort_mem_snoop),
2419	DIM(SORT_MEM_DCACHELINE, "dcacheline", sort_mem_dcacheline),
2420	DIM(SORT_MEM_PHYS_DADDR, "phys_daddr", sort_mem_phys_daddr),
2421	DIM(SORT_MEM_DATA_PAGE_SIZE, "data_page_size", sort_mem_data_page_size),
2422	DIM(SORT_MEM_BLOCKED, "blocked", sort_mem_blocked),
2423};
2424
2425#undef DIM
2426
2427struct hpp_dimension {
2428	const char		*name;
2429	struct perf_hpp_fmt	*fmt;
2430	int			taken;
2431};
2432
2433#define DIM(d, n) { .name = n, .fmt = &perf_hpp__format[d], }
2434
2435static struct hpp_dimension hpp_sort_dimensions[] = {
2436	DIM(PERF_HPP__OVERHEAD, "overhead"),
2437	DIM(PERF_HPP__OVERHEAD_SYS, "overhead_sys"),
2438	DIM(PERF_HPP__OVERHEAD_US, "overhead_us"),
2439	DIM(PERF_HPP__OVERHEAD_GUEST_SYS, "overhead_guest_sys"),
2440	DIM(PERF_HPP__OVERHEAD_GUEST_US, "overhead_guest_us"),
2441	DIM(PERF_HPP__OVERHEAD_ACC, "overhead_children"),
2442	DIM(PERF_HPP__SAMPLES, "sample"),
2443	DIM(PERF_HPP__PERIOD, "period"),
2444};
2445
2446#undef DIM
2447
2448struct hpp_sort_entry {
2449	struct perf_hpp_fmt hpp;
2450	struct sort_entry *se;
2451};
2452
2453void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists)
2454{
2455	struct hpp_sort_entry *hse;
2456
2457	if (!perf_hpp__is_sort_entry(fmt))
2458		return;
2459
2460	hse = container_of(fmt, struct hpp_sort_entry, hpp);
2461	hists__new_col_len(hists, hse->se->se_width_idx, strlen(fmt->name));
2462}
2463
2464static int __sort__hpp_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
2465			      struct hists *hists, int line __maybe_unused,
2466			      int *span __maybe_unused)
2467{
2468	struct hpp_sort_entry *hse;
2469	size_t len = fmt->user_len;
2470
2471	hse = container_of(fmt, struct hpp_sort_entry, hpp);
2472
2473	if (!len)
2474		len = hists__col_len(hists, hse->se->se_width_idx);
2475
2476	return scnprintf(hpp->buf, hpp->size, "%-*.*s", len, len, fmt->name);
2477}
2478
2479static int __sort__hpp_width(struct perf_hpp_fmt *fmt,
2480			     struct perf_hpp *hpp __maybe_unused,
2481			     struct hists *hists)
2482{
2483	struct hpp_sort_entry *hse;
2484	size_t len = fmt->user_len;
2485
2486	hse = container_of(fmt, struct hpp_sort_entry, hpp);
2487
2488	if (!len)
2489		len = hists__col_len(hists, hse->se->se_width_idx);
2490
2491	return len;
2492}
2493
2494static int __sort__hpp_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
2495			     struct hist_entry *he)
2496{
2497	struct hpp_sort_entry *hse;
2498	size_t len = fmt->user_len;
2499
2500	hse = container_of(fmt, struct hpp_sort_entry, hpp);
2501
2502	if (!len)
2503		len = hists__col_len(he->hists, hse->se->se_width_idx);
2504
2505	return hse->se->se_snprintf(he, hpp->buf, hpp->size, len);
2506}
2507
2508static int64_t __sort__hpp_cmp(struct perf_hpp_fmt *fmt,
2509			       struct hist_entry *a, struct hist_entry *b)
2510{
2511	struct hpp_sort_entry *hse;
2512
2513	hse = container_of(fmt, struct hpp_sort_entry, hpp);
2514	return hse->se->se_cmp(a, b);
2515}
2516
2517static int64_t __sort__hpp_collapse(struct perf_hpp_fmt *fmt,
2518				    struct hist_entry *a, struct hist_entry *b)
2519{
2520	struct hpp_sort_entry *hse;
2521	int64_t (*collapse_fn)(struct hist_entry *, struct hist_entry *);
2522
2523	hse = container_of(fmt, struct hpp_sort_entry, hpp);
2524	collapse_fn = hse->se->se_collapse ?: hse->se->se_cmp;
2525	return collapse_fn(a, b);
2526}
2527
2528static int64_t __sort__hpp_sort(struct perf_hpp_fmt *fmt,
2529				struct hist_entry *a, struct hist_entry *b)
2530{
2531	struct hpp_sort_entry *hse;
2532	int64_t (*sort_fn)(struct hist_entry *, struct hist_entry *);
2533
2534	hse = container_of(fmt, struct hpp_sort_entry, hpp);
2535	sort_fn = hse->se->se_sort ?: hse->se->se_cmp;
2536	return sort_fn(a, b);
2537}
2538
2539bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format)
2540{
2541	return format->header == __sort__hpp_header;
2542}
2543
2544#define MK_SORT_ENTRY_CHK(key)					\
2545bool perf_hpp__is_ ## key ## _entry(struct perf_hpp_fmt *fmt)	\
2546{								\
2547	struct hpp_sort_entry *hse;				\
2548								\
2549	if (!perf_hpp__is_sort_entry(fmt))			\
2550		return false;					\
2551								\
2552	hse = container_of(fmt, struct hpp_sort_entry, hpp);	\
2553	return hse->se == &sort_ ## key ;			\
2554}
2555
2556#ifdef HAVE_LIBTRACEEVENT
2557MK_SORT_ENTRY_CHK(trace)
2558#else
2559bool perf_hpp__is_trace_entry(struct perf_hpp_fmt *fmt __maybe_unused)
2560{
2561	return false;
2562}
2563#endif
2564MK_SORT_ENTRY_CHK(srcline)
2565MK_SORT_ENTRY_CHK(srcfile)
2566MK_SORT_ENTRY_CHK(thread)
2567MK_SORT_ENTRY_CHK(comm)
2568MK_SORT_ENTRY_CHK(dso)
2569MK_SORT_ENTRY_CHK(sym)
2570
2571
2572static bool __sort__hpp_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
2573{
2574	struct hpp_sort_entry *hse_a;
2575	struct hpp_sort_entry *hse_b;
2576
2577	if (!perf_hpp__is_sort_entry(a) || !perf_hpp__is_sort_entry(b))
2578		return false;
2579
2580	hse_a = container_of(a, struct hpp_sort_entry, hpp);
2581	hse_b = container_of(b, struct hpp_sort_entry, hpp);
2582
2583	return hse_a->se == hse_b->se;
2584}
2585
2586static void hse_free(struct perf_hpp_fmt *fmt)
2587{
2588	struct hpp_sort_entry *hse;
2589
2590	hse = container_of(fmt, struct hpp_sort_entry, hpp);
2591	free(hse);
2592}
2593
2594static void hse_init(struct perf_hpp_fmt *fmt, struct hist_entry *he)
2595{
2596	struct hpp_sort_entry *hse;
2597
2598	if (!perf_hpp__is_sort_entry(fmt))
2599		return;
2600
2601	hse = container_of(fmt, struct hpp_sort_entry, hpp);
2602
2603	if (hse->se->se_init)
2604		hse->se->se_init(he);
2605}
2606
2607static struct hpp_sort_entry *
2608__sort_dimension__alloc_hpp(struct sort_dimension *sd, int level)
2609{
2610	struct hpp_sort_entry *hse;
2611
2612	hse = malloc(sizeof(*hse));
2613	if (hse == NULL) {
2614		pr_err("Memory allocation failed\n");
2615		return NULL;
2616	}
2617
2618	hse->se = sd->entry;
2619	hse->hpp.name = sd->entry->se_header;
2620	hse->hpp.header = __sort__hpp_header;
2621	hse->hpp.width = __sort__hpp_width;
2622	hse->hpp.entry = __sort__hpp_entry;
2623	hse->hpp.color = NULL;
2624
2625	hse->hpp.cmp = __sort__hpp_cmp;
2626	hse->hpp.collapse = __sort__hpp_collapse;
2627	hse->hpp.sort = __sort__hpp_sort;
2628	hse->hpp.equal = __sort__hpp_equal;
2629	hse->hpp.free = hse_free;
2630	hse->hpp.init = hse_init;
2631
2632	INIT_LIST_HEAD(&hse->hpp.list);
2633	INIT_LIST_HEAD(&hse->hpp.sort_list);
2634	hse->hpp.elide = false;
2635	hse->hpp.len = 0;
2636	hse->hpp.user_len = 0;
2637	hse->hpp.level = level;
2638
2639	return hse;
2640}
2641
2642static void hpp_free(struct perf_hpp_fmt *fmt)
2643{
2644	free(fmt);
2645}
2646
2647static struct perf_hpp_fmt *__hpp_dimension__alloc_hpp(struct hpp_dimension *hd,
2648						       int level)
2649{
2650	struct perf_hpp_fmt *fmt;
2651
2652	fmt = memdup(hd->fmt, sizeof(*fmt));
2653	if (fmt) {
2654		INIT_LIST_HEAD(&fmt->list);
2655		INIT_LIST_HEAD(&fmt->sort_list);
2656		fmt->free = hpp_free;
2657		fmt->level = level;
2658	}
2659
2660	return fmt;
2661}
2662
2663int hist_entry__filter(struct hist_entry *he, int type, const void *arg)
2664{
2665	struct perf_hpp_fmt *fmt;
2666	struct hpp_sort_entry *hse;
2667	int ret = -1;
2668	int r;
2669
2670	perf_hpp_list__for_each_format(he->hpp_list, fmt) {
2671		if (!perf_hpp__is_sort_entry(fmt))
2672			continue;
2673
2674		hse = container_of(fmt, struct hpp_sort_entry, hpp);
2675		if (hse->se->se_filter == NULL)
2676			continue;
2677
2678		/*
2679		 * hist entry is filtered if any of sort key in the hpp list
2680		 * is applied.  But it should skip non-matched filter types.
2681		 */
2682		r = hse->se->se_filter(he, type, arg);
2683		if (r >= 0) {
2684			if (ret < 0)
2685				ret = 0;
2686			ret |= r;
2687		}
2688	}
2689
2690	return ret;
2691}
2692
2693static int __sort_dimension__add_hpp_sort(struct sort_dimension *sd,
2694					  struct perf_hpp_list *list,
2695					  int level)
2696{
2697	struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, level);
2698
2699	if (hse == NULL)
2700		return -1;
2701
2702	perf_hpp_list__register_sort_field(list, &hse->hpp);
2703	return 0;
2704}
2705
2706static int __sort_dimension__add_hpp_output(struct sort_dimension *sd,
2707					    struct perf_hpp_list *list)
2708{
2709	struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, 0);
2710
2711	if (hse == NULL)
2712		return -1;
2713
2714	perf_hpp_list__column_register(list, &hse->hpp);
2715	return 0;
2716}
2717
2718#ifndef HAVE_LIBTRACEEVENT
2719bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *fmt __maybe_unused)
2720{
2721	return false;
2722}
2723bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt __maybe_unused,
2724				     struct hists *hists __maybe_unused)
2725{
2726	return false;
2727}
2728#else
2729struct hpp_dynamic_entry {
2730	struct perf_hpp_fmt hpp;
2731	struct evsel *evsel;
2732	struct tep_format_field *field;
2733	unsigned dynamic_len;
2734	bool raw_trace;
2735};
2736
2737static int hde_width(struct hpp_dynamic_entry *hde)
2738{
2739	if (!hde->hpp.len) {
2740		int len = hde->dynamic_len;
2741		int namelen = strlen(hde->field->name);
2742		int fieldlen = hde->field->size;
2743
2744		if (namelen > len)
2745			len = namelen;
2746
2747		if (!(hde->field->flags & TEP_FIELD_IS_STRING)) {
2748			/* length for print hex numbers */
2749			fieldlen = hde->field->size * 2 + 2;
2750		}
2751		if (fieldlen > len)
2752			len = fieldlen;
2753
2754		hde->hpp.len = len;
2755	}
2756	return hde->hpp.len;
2757}
2758
2759static void update_dynamic_len(struct hpp_dynamic_entry *hde,
2760			       struct hist_entry *he)
2761{
2762	char *str, *pos;
2763	struct tep_format_field *field = hde->field;
2764	size_t namelen;
2765	bool last = false;
2766
2767	if (hde->raw_trace)
2768		return;
2769
2770	/* parse pretty print result and update max length */
2771	if (!he->trace_output)
2772		he->trace_output = get_trace_output(he);
2773
2774	namelen = strlen(field->name);
2775	str = he->trace_output;
2776
2777	while (str) {
2778		pos = strchr(str, ' ');
2779		if (pos == NULL) {
2780			last = true;
2781			pos = str + strlen(str);
2782		}
2783
2784		if (!strncmp(str, field->name, namelen)) {
2785			size_t len;
2786
2787			str += namelen + 1;
2788			len = pos - str;
2789
2790			if (len > hde->dynamic_len)
2791				hde->dynamic_len = len;
2792			break;
2793		}
2794
2795		if (last)
2796			str = NULL;
2797		else
2798			str = pos + 1;
2799	}
2800}
2801
2802static int __sort__hde_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
2803			      struct hists *hists __maybe_unused,
2804			      int line __maybe_unused,
2805			      int *span __maybe_unused)
2806{
2807	struct hpp_dynamic_entry *hde;
2808	size_t len = fmt->user_len;
2809
2810	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2811
2812	if (!len)
2813		len = hde_width(hde);
2814
2815	return scnprintf(hpp->buf, hpp->size, "%*.*s", len, len, hde->field->name);
2816}
2817
2818static int __sort__hde_width(struct perf_hpp_fmt *fmt,
2819			     struct perf_hpp *hpp __maybe_unused,
2820			     struct hists *hists __maybe_unused)
2821{
2822	struct hpp_dynamic_entry *hde;
2823	size_t len = fmt->user_len;
2824
2825	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2826
2827	if (!len)
2828		len = hde_width(hde);
2829
2830	return len;
2831}
2832
2833bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists)
2834{
2835	struct hpp_dynamic_entry *hde;
2836
2837	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2838
2839	return hists_to_evsel(hists) == hde->evsel;
2840}
2841
2842static int __sort__hde_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
2843			     struct hist_entry *he)
2844{
2845	struct hpp_dynamic_entry *hde;
2846	size_t len = fmt->user_len;
2847	char *str, *pos;
2848	struct tep_format_field *field;
2849	size_t namelen;
2850	bool last = false;
2851	int ret;
2852
2853	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2854
2855	if (!len)
2856		len = hde_width(hde);
2857
2858	if (hde->raw_trace)
2859		goto raw_field;
2860
2861	if (!he->trace_output)
2862		he->trace_output = get_trace_output(he);
2863
2864	field = hde->field;
2865	namelen = strlen(field->name);
2866	str = he->trace_output;
2867
2868	while (str) {
2869		pos = strchr(str, ' ');
2870		if (pos == NULL) {
2871			last = true;
2872			pos = str + strlen(str);
2873		}
2874
2875		if (!strncmp(str, field->name, namelen)) {
2876			str += namelen + 1;
2877			str = strndup(str, pos - str);
2878
2879			if (str == NULL)
2880				return scnprintf(hpp->buf, hpp->size,
2881						 "%*.*s", len, len, "ERROR");
2882			break;
2883		}
2884
2885		if (last)
2886			str = NULL;
2887		else
2888			str = pos + 1;
2889	}
2890
2891	if (str == NULL) {
2892		struct trace_seq seq;
2893raw_field:
2894		trace_seq_init(&seq);
2895		tep_print_field(&seq, he->raw_data, hde->field);
2896		str = seq.buffer;
2897	}
2898
2899	ret = scnprintf(hpp->buf, hpp->size, "%*.*s", len, len, str);
2900	free(str);
2901	return ret;
2902}
2903
2904static int64_t __sort__hde_cmp(struct perf_hpp_fmt *fmt,
2905			       struct hist_entry *a, struct hist_entry *b)
2906{
2907	struct hpp_dynamic_entry *hde;
2908	struct tep_format_field *field;
2909	unsigned offset, size;
2910
2911	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2912
 
 
 
 
 
2913	field = hde->field;
2914	if (field->flags & TEP_FIELD_IS_DYNAMIC) {
2915		unsigned long long dyn;
2916
2917		tep_read_number_field(field, a->raw_data, &dyn);
2918		offset = dyn & 0xffff;
2919		size = (dyn >> 16) & 0xffff;
2920		if (tep_field_is_relative(field->flags))
2921			offset += field->offset + field->size;
2922		/* record max width for output */
2923		if (size > hde->dynamic_len)
2924			hde->dynamic_len = size;
2925	} else {
2926		offset = field->offset;
2927		size = field->size;
2928	}
2929
2930	return memcmp(a->raw_data + offset, b->raw_data + offset, size);
2931}
2932
2933bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *fmt)
2934{
2935	return fmt->cmp == __sort__hde_cmp;
2936}
2937
2938static bool __sort__hde_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
2939{
2940	struct hpp_dynamic_entry *hde_a;
2941	struct hpp_dynamic_entry *hde_b;
2942
2943	if (!perf_hpp__is_dynamic_entry(a) || !perf_hpp__is_dynamic_entry(b))
2944		return false;
2945
2946	hde_a = container_of(a, struct hpp_dynamic_entry, hpp);
2947	hde_b = container_of(b, struct hpp_dynamic_entry, hpp);
2948
2949	return hde_a->field == hde_b->field;
2950}
2951
2952static void hde_free(struct perf_hpp_fmt *fmt)
2953{
2954	struct hpp_dynamic_entry *hde;
2955
2956	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2957	free(hde);
2958}
2959
2960static void __sort__hde_init(struct perf_hpp_fmt *fmt, struct hist_entry *he)
2961{
2962	struct hpp_dynamic_entry *hde;
2963
2964	if (!perf_hpp__is_dynamic_entry(fmt))
2965		return;
2966
2967	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2968	update_dynamic_len(hde, he);
2969}
2970
2971static struct hpp_dynamic_entry *
2972__alloc_dynamic_entry(struct evsel *evsel, struct tep_format_field *field,
2973		      int level)
2974{
2975	struct hpp_dynamic_entry *hde;
2976
2977	hde = malloc(sizeof(*hde));
2978	if (hde == NULL) {
2979		pr_debug("Memory allocation failed\n");
2980		return NULL;
2981	}
2982
2983	hde->evsel = evsel;
2984	hde->field = field;
2985	hde->dynamic_len = 0;
2986
2987	hde->hpp.name = field->name;
2988	hde->hpp.header = __sort__hde_header;
2989	hde->hpp.width  = __sort__hde_width;
2990	hde->hpp.entry  = __sort__hde_entry;
2991	hde->hpp.color  = NULL;
2992
2993	hde->hpp.init = __sort__hde_init;
2994	hde->hpp.cmp = __sort__hde_cmp;
2995	hde->hpp.collapse = __sort__hde_cmp;
2996	hde->hpp.sort = __sort__hde_cmp;
2997	hde->hpp.equal = __sort__hde_equal;
2998	hde->hpp.free = hde_free;
2999
3000	INIT_LIST_HEAD(&hde->hpp.list);
3001	INIT_LIST_HEAD(&hde->hpp.sort_list);
3002	hde->hpp.elide = false;
3003	hde->hpp.len = 0;
3004	hde->hpp.user_len = 0;
3005	hde->hpp.level = level;
3006
3007	return hde;
3008}
3009#endif /* HAVE_LIBTRACEEVENT */
3010
3011struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt)
3012{
3013	struct perf_hpp_fmt *new_fmt = NULL;
3014
3015	if (perf_hpp__is_sort_entry(fmt)) {
3016		struct hpp_sort_entry *hse, *new_hse;
3017
3018		hse = container_of(fmt, struct hpp_sort_entry, hpp);
3019		new_hse = memdup(hse, sizeof(*hse));
3020		if (new_hse)
3021			new_fmt = &new_hse->hpp;
3022#ifdef HAVE_LIBTRACEEVENT
3023	} else if (perf_hpp__is_dynamic_entry(fmt)) {
3024		struct hpp_dynamic_entry *hde, *new_hde;
3025
3026		hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
3027		new_hde = memdup(hde, sizeof(*hde));
3028		if (new_hde)
3029			new_fmt = &new_hde->hpp;
3030#endif
3031	} else {
3032		new_fmt = memdup(fmt, sizeof(*fmt));
3033	}
3034
3035	INIT_LIST_HEAD(&new_fmt->list);
3036	INIT_LIST_HEAD(&new_fmt->sort_list);
3037
3038	return new_fmt;
3039}
3040
3041static int parse_field_name(char *str, char **event, char **field, char **opt)
3042{
3043	char *event_name, *field_name, *opt_name;
3044
3045	event_name = str;
3046	field_name = strchr(str, '.');
3047
3048	if (field_name) {
3049		*field_name++ = '\0';
3050	} else {
3051		event_name = NULL;
3052		field_name = str;
3053	}
3054
3055	opt_name = strchr(field_name, '/');
3056	if (opt_name)
3057		*opt_name++ = '\0';
3058
3059	*event = event_name;
3060	*field = field_name;
3061	*opt   = opt_name;
3062
3063	return 0;
3064}
3065
3066/* find match evsel using a given event name.  The event name can be:
3067 *   1. '%' + event index (e.g. '%1' for first event)
3068 *   2. full event name (e.g. sched:sched_switch)
3069 *   3. partial event name (should not contain ':')
3070 */
3071static struct evsel *find_evsel(struct evlist *evlist, char *event_name)
3072{
3073	struct evsel *evsel = NULL;
3074	struct evsel *pos;
3075	bool full_name;
3076
3077	/* case 1 */
3078	if (event_name[0] == '%') {
3079		int nr = strtol(event_name+1, NULL, 0);
3080
3081		if (nr > evlist->core.nr_entries)
3082			return NULL;
3083
3084		evsel = evlist__first(evlist);
3085		while (--nr > 0)
3086			evsel = evsel__next(evsel);
3087
3088		return evsel;
3089	}
3090
3091	full_name = !!strchr(event_name, ':');
3092	evlist__for_each_entry(evlist, pos) {
3093		/* case 2 */
3094		if (full_name && evsel__name_is(pos, event_name))
3095			return pos;
3096		/* case 3 */
3097		if (!full_name && strstr(pos->name, event_name)) {
3098			if (evsel) {
3099				pr_debug("'%s' event is ambiguous: it can be %s or %s\n",
3100					 event_name, evsel->name, pos->name);
3101				return NULL;
3102			}
3103			evsel = pos;
3104		}
3105	}
3106
3107	return evsel;
3108}
3109
3110#ifdef HAVE_LIBTRACEEVENT
3111static int __dynamic_dimension__add(struct evsel *evsel,
3112				    struct tep_format_field *field,
3113				    bool raw_trace, int level)
3114{
3115	struct hpp_dynamic_entry *hde;
3116
3117	hde = __alloc_dynamic_entry(evsel, field, level);
3118	if (hde == NULL)
3119		return -ENOMEM;
3120
3121	hde->raw_trace = raw_trace;
3122
3123	perf_hpp__register_sort_field(&hde->hpp);
3124	return 0;
3125}
3126
3127static int add_evsel_fields(struct evsel *evsel, bool raw_trace, int level)
3128{
3129	int ret;
3130	struct tep_format_field *field;
3131
3132	field = evsel->tp_format->format.fields;
3133	while (field) {
3134		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
3135		if (ret < 0)
3136			return ret;
3137
3138		field = field->next;
3139	}
3140	return 0;
3141}
3142
3143static int add_all_dynamic_fields(struct evlist *evlist, bool raw_trace,
3144				  int level)
3145{
3146	int ret;
3147	struct evsel *evsel;
3148
3149	evlist__for_each_entry(evlist, evsel) {
3150		if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
3151			continue;
3152
3153		ret = add_evsel_fields(evsel, raw_trace, level);
3154		if (ret < 0)
3155			return ret;
3156	}
3157	return 0;
3158}
3159
3160static int add_all_matching_fields(struct evlist *evlist,
3161				   char *field_name, bool raw_trace, int level)
3162{
3163	int ret = -ESRCH;
3164	struct evsel *evsel;
3165	struct tep_format_field *field;
3166
3167	evlist__for_each_entry(evlist, evsel) {
3168		if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
3169			continue;
3170
3171		field = tep_find_any_field(evsel->tp_format, field_name);
3172		if (field == NULL)
3173			continue;
3174
3175		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
3176		if (ret < 0)
3177			break;
3178	}
3179	return ret;
3180}
3181#endif /* HAVE_LIBTRACEEVENT */
3182
3183static int add_dynamic_entry(struct evlist *evlist, const char *tok,
3184			     int level)
3185{
3186	char *str, *event_name, *field_name, *opt_name;
3187	struct evsel *evsel;
 
3188	bool raw_trace = symbol_conf.raw_trace;
3189	int ret = 0;
3190
3191	if (evlist == NULL)
3192		return -ENOENT;
3193
3194	str = strdup(tok);
3195	if (str == NULL)
3196		return -ENOMEM;
3197
3198	if (parse_field_name(str, &event_name, &field_name, &opt_name) < 0) {
3199		ret = -EINVAL;
3200		goto out;
3201	}
3202
3203	if (opt_name) {
3204		if (strcmp(opt_name, "raw")) {
3205			pr_debug("unsupported field option %s\n", opt_name);
3206			ret = -EINVAL;
3207			goto out;
3208		}
3209		raw_trace = true;
3210	}
3211
3212#ifdef HAVE_LIBTRACEEVENT
3213	if (!strcmp(field_name, "trace_fields")) {
3214		ret = add_all_dynamic_fields(evlist, raw_trace, level);
3215		goto out;
3216	}
3217
3218	if (event_name == NULL) {
3219		ret = add_all_matching_fields(evlist, field_name, raw_trace, level);
3220		goto out;
3221	}
3222#else
3223	evlist__for_each_entry(evlist, evsel) {
3224		if (evsel->core.attr.type == PERF_TYPE_TRACEPOINT) {
3225			pr_err("%s %s", ret ? "," : "This perf binary isn't linked with libtraceevent, can't process", evsel__name(evsel));
3226			ret = -ENOTSUP;
3227		}
3228	}
3229
3230	if (ret) {
3231		pr_err("\n");
3232		goto out;
3233	}
3234#endif
3235
3236	evsel = find_evsel(evlist, event_name);
3237	if (evsel == NULL) {
3238		pr_debug("Cannot find event: %s\n", event_name);
3239		ret = -ENOENT;
3240		goto out;
3241	}
3242
3243	if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT) {
3244		pr_debug("%s is not a tracepoint event\n", event_name);
3245		ret = -EINVAL;
3246		goto out;
3247	}
3248
3249#ifdef HAVE_LIBTRACEEVENT
3250	if (!strcmp(field_name, "*")) {
3251		ret = add_evsel_fields(evsel, raw_trace, level);
3252	} else {
3253		struct tep_format_field *field = tep_find_any_field(evsel->tp_format, field_name);
3254
3255		if (field == NULL) {
3256			pr_debug("Cannot find event field for %s.%s\n",
3257				 event_name, field_name);
3258			return -ENOENT;
3259		}
3260
3261		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
3262	}
3263#else
3264	(void)level;
3265	(void)raw_trace;
3266#endif /* HAVE_LIBTRACEEVENT */
3267
3268out:
3269	free(str);
3270	return ret;
3271}
3272
3273static int __sort_dimension__add(struct sort_dimension *sd,
3274				 struct perf_hpp_list *list,
3275				 int level)
3276{
3277	if (sd->taken)
3278		return 0;
3279
3280	if (__sort_dimension__add_hpp_sort(sd, list, level) < 0)
3281		return -1;
3282
3283	if (sd->entry->se_collapse)
3284		list->need_collapse = 1;
3285
3286	sd->taken = 1;
3287
3288	return 0;
3289}
3290
3291static int __hpp_dimension__add(struct hpp_dimension *hd,
3292				struct perf_hpp_list *list,
3293				int level)
3294{
3295	struct perf_hpp_fmt *fmt;
3296
3297	if (hd->taken)
3298		return 0;
3299
3300	fmt = __hpp_dimension__alloc_hpp(hd, level);
3301	if (!fmt)
3302		return -1;
3303
3304	hd->taken = 1;
3305	perf_hpp_list__register_sort_field(list, fmt);
3306	return 0;
3307}
3308
3309static int __sort_dimension__add_output(struct perf_hpp_list *list,
3310					struct sort_dimension *sd)
3311{
3312	if (sd->taken)
3313		return 0;
3314
3315	if (__sort_dimension__add_hpp_output(sd, list) < 0)
3316		return -1;
3317
3318	sd->taken = 1;
3319	return 0;
3320}
3321
3322static int __hpp_dimension__add_output(struct perf_hpp_list *list,
3323				       struct hpp_dimension *hd)
3324{
3325	struct perf_hpp_fmt *fmt;
3326
3327	if (hd->taken)
3328		return 0;
3329
3330	fmt = __hpp_dimension__alloc_hpp(hd, 0);
3331	if (!fmt)
3332		return -1;
3333
3334	hd->taken = 1;
3335	perf_hpp_list__column_register(list, fmt);
3336	return 0;
3337}
3338
3339int hpp_dimension__add_output(unsigned col)
3340{
3341	BUG_ON(col >= PERF_HPP__MAX_INDEX);
3342	return __hpp_dimension__add_output(&perf_hpp_list, &hpp_sort_dimensions[col]);
3343}
3344
3345int sort_dimension__add(struct perf_hpp_list *list, const char *tok,
3346			struct evlist *evlist,
3347			int level)
3348{
3349	unsigned int i, j;
3350
3351	/*
3352	 * Check to see if there are any arch specific
3353	 * sort dimensions not applicable for the current
3354	 * architecture. If so, Skip that sort key since
3355	 * we don't want to display it in the output fields.
3356	 */
3357	for (j = 0; j < ARRAY_SIZE(arch_specific_sort_keys); j++) {
3358		if (!strcmp(arch_specific_sort_keys[j], tok) &&
3359				!arch_support_sort_key(tok)) {
3360			return 0;
3361		}
3362	}
3363
3364	for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++) {
3365		struct sort_dimension *sd = &common_sort_dimensions[i];
3366
3367		if (!sd->name || strncasecmp(tok, sd->name, strlen(tok)))
3368			continue;
3369
3370		for (j = 0; j < ARRAY_SIZE(dynamic_headers); j++) {
3371			if (sd->name && !strcmp(dynamic_headers[j], sd->name))
3372				sort_dimension_add_dynamic_header(sd);
3373		}
3374
3375		if (sd->entry == &sort_parent) {
3376			int ret = regcomp(&parent_regex, parent_pattern, REG_EXTENDED);
3377			if (ret) {
3378				char err[BUFSIZ];
3379
3380				regerror(ret, &parent_regex, err, sizeof(err));
3381				pr_err("Invalid regex: %s\n%s", parent_pattern, err);
3382				return -EINVAL;
3383			}
3384			list->parent = 1;
3385		} else if (sd->entry == &sort_sym) {
3386			list->sym = 1;
3387			/*
3388			 * perf diff displays the performance difference amongst
3389			 * two or more perf.data files. Those files could come
3390			 * from different binaries. So we should not compare
3391			 * their ips, but the name of symbol.
3392			 */
3393			if (sort__mode == SORT_MODE__DIFF)
3394				sd->entry->se_collapse = sort__sym_sort;
3395
3396		} else if (sd->entry == &sort_dso) {
3397			list->dso = 1;
3398		} else if (sd->entry == &sort_socket) {
3399			list->socket = 1;
3400		} else if (sd->entry == &sort_thread) {
3401			list->thread = 1;
3402		} else if (sd->entry == &sort_comm) {
3403			list->comm = 1;
3404		} else if (sd->entry == &sort_type_offset) {
3405			symbol_conf.annotate_data_member = true;
3406		}
3407
3408		return __sort_dimension__add(sd, list, level);
3409	}
3410
3411	for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++) {
3412		struct hpp_dimension *hd = &hpp_sort_dimensions[i];
3413
3414		if (strncasecmp(tok, hd->name, strlen(tok)))
3415			continue;
3416
3417		return __hpp_dimension__add(hd, list, level);
3418	}
3419
3420	for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++) {
3421		struct sort_dimension *sd = &bstack_sort_dimensions[i];
3422
3423		if (!sd->name || strncasecmp(tok, sd->name, strlen(tok)))
3424			continue;
3425
3426		if (sort__mode != SORT_MODE__BRANCH)
3427			return -EINVAL;
3428
3429		if (sd->entry == &sort_sym_from || sd->entry == &sort_sym_to)
3430			list->sym = 1;
3431
3432		__sort_dimension__add(sd, list, level);
3433		return 0;
3434	}
3435
3436	for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++) {
3437		struct sort_dimension *sd = &memory_sort_dimensions[i];
3438
3439		if (!sd->name || strncasecmp(tok, sd->name, strlen(tok)))
3440			continue;
3441
3442		if (sort__mode != SORT_MODE__MEMORY)
3443			return -EINVAL;
3444
3445		if (sd->entry == &sort_mem_dcacheline && cacheline_size() == 0)
3446			return -EINVAL;
3447
3448		if (sd->entry == &sort_mem_daddr_sym)
3449			list->sym = 1;
3450
3451		__sort_dimension__add(sd, list, level);
3452		return 0;
3453	}
3454
3455	if (!add_dynamic_entry(evlist, tok, level))
3456		return 0;
3457
3458	return -ESRCH;
3459}
3460
3461static int setup_sort_list(struct perf_hpp_list *list, char *str,
3462			   struct evlist *evlist)
3463{
3464	char *tmp, *tok;
3465	int ret = 0;
3466	int level = 0;
3467	int next_level = 1;
3468	bool in_group = false;
3469
3470	do {
3471		tok = str;
3472		tmp = strpbrk(str, "{}, ");
3473		if (tmp) {
3474			if (in_group)
3475				next_level = level;
3476			else
3477				next_level = level + 1;
3478
3479			if (*tmp == '{')
3480				in_group = true;
3481			else if (*tmp == '}')
3482				in_group = false;
3483
3484			*tmp = '\0';
3485			str = tmp + 1;
3486		}
3487
3488		if (*tok) {
3489			ret = sort_dimension__add(list, tok, evlist, level);
3490			if (ret == -EINVAL) {
3491				if (!cacheline_size() && !strncasecmp(tok, "dcacheline", strlen(tok)))
3492					ui__error("The \"dcacheline\" --sort key needs to know the cacheline size and it couldn't be determined on this system");
3493				else
3494					ui__error("Invalid --sort key: `%s'", tok);
3495				break;
3496			} else if (ret == -ESRCH) {
3497				ui__error("Unknown --sort key: `%s'", tok);
3498				break;
3499			}
3500		}
3501
3502		level = next_level;
3503	} while (tmp);
3504
3505	return ret;
3506}
3507
3508static const char *get_default_sort_order(struct evlist *evlist)
3509{
3510	const char *default_sort_orders[] = {
3511		default_sort_order,
3512		default_branch_sort_order,
3513		default_mem_sort_order,
3514		default_top_sort_order,
3515		default_diff_sort_order,
3516		default_tracepoint_sort_order,
3517	};
3518	bool use_trace = true;
3519	struct evsel *evsel;
3520
3521	BUG_ON(sort__mode >= ARRAY_SIZE(default_sort_orders));
3522
3523	if (evlist == NULL || evlist__empty(evlist))
3524		goto out_no_evlist;
3525
3526	evlist__for_each_entry(evlist, evsel) {
3527		if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT) {
3528			use_trace = false;
3529			break;
3530		}
3531	}
3532
3533	if (use_trace) {
3534		sort__mode = SORT_MODE__TRACEPOINT;
3535		if (symbol_conf.raw_trace)
3536			return "trace_fields";
3537	}
3538out_no_evlist:
3539	return default_sort_orders[sort__mode];
3540}
3541
3542static int setup_sort_order(struct evlist *evlist)
3543{
3544	char *new_sort_order;
3545
3546	/*
3547	 * Append '+'-prefixed sort order to the default sort
3548	 * order string.
3549	 */
3550	if (!sort_order || is_strict_order(sort_order))
3551		return 0;
3552
3553	if (sort_order[1] == '\0') {
3554		ui__error("Invalid --sort key: `+'");
3555		return -EINVAL;
3556	}
3557
3558	/*
3559	 * We allocate new sort_order string, but we never free it,
3560	 * because it's checked over the rest of the code.
3561	 */
3562	if (asprintf(&new_sort_order, "%s,%s",
3563		     get_default_sort_order(evlist), sort_order + 1) < 0) {
3564		pr_err("Not enough memory to set up --sort");
3565		return -ENOMEM;
3566	}
3567
3568	sort_order = new_sort_order;
3569	return 0;
3570}
3571
3572/*
3573 * Adds 'pre,' prefix into 'str' is 'pre' is
3574 * not already part of 'str'.
3575 */
3576static char *prefix_if_not_in(const char *pre, char *str)
3577{
3578	char *n;
3579
3580	if (!str || strstr(str, pre))
3581		return str;
3582
3583	if (asprintf(&n, "%s,%s", pre, str) < 0)
3584		n = NULL;
3585
3586	free(str);
3587	return n;
3588}
3589
3590static char *setup_overhead(char *keys)
3591{
3592	if (sort__mode == SORT_MODE__DIFF)
3593		return keys;
3594
3595	keys = prefix_if_not_in("overhead", keys);
3596
3597	if (symbol_conf.cumulate_callchain)
3598		keys = prefix_if_not_in("overhead_children", keys);
3599
3600	return keys;
3601}
3602
3603static int __setup_sorting(struct evlist *evlist)
3604{
3605	char *str;
3606	const char *sort_keys;
3607	int ret = 0;
3608
3609	ret = setup_sort_order(evlist);
3610	if (ret)
3611		return ret;
3612
3613	sort_keys = sort_order;
3614	if (sort_keys == NULL) {
3615		if (is_strict_order(field_order)) {
3616			/*
3617			 * If user specified field order but no sort order,
3618			 * we'll honor it and not add default sort orders.
3619			 */
3620			return 0;
3621		}
3622
3623		sort_keys = get_default_sort_order(evlist);
3624	}
3625
3626	str = strdup(sort_keys);
3627	if (str == NULL) {
3628		pr_err("Not enough memory to setup sort keys");
3629		return -ENOMEM;
3630	}
3631
3632	/*
3633	 * Prepend overhead fields for backward compatibility.
3634	 */
3635	if (!is_strict_order(field_order)) {
3636		str = setup_overhead(str);
3637		if (str == NULL) {
3638			pr_err("Not enough memory to setup overhead keys");
3639			return -ENOMEM;
3640		}
3641	}
3642
3643	ret = setup_sort_list(&perf_hpp_list, str, evlist);
3644
3645	free(str);
3646	return ret;
3647}
3648
3649void perf_hpp__set_elide(int idx, bool elide)
3650{
3651	struct perf_hpp_fmt *fmt;
3652	struct hpp_sort_entry *hse;
3653
3654	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
3655		if (!perf_hpp__is_sort_entry(fmt))
3656			continue;
3657
3658		hse = container_of(fmt, struct hpp_sort_entry, hpp);
3659		if (hse->se->se_width_idx == idx) {
3660			fmt->elide = elide;
3661			break;
3662		}
3663	}
3664}
3665
3666static bool __get_elide(struct strlist *list, const char *list_name, FILE *fp)
3667{
3668	if (list && strlist__nr_entries(list) == 1) {
3669		if (fp != NULL)
3670			fprintf(fp, "# %s: %s\n", list_name,
3671				strlist__entry(list, 0)->s);
3672		return true;
3673	}
3674	return false;
3675}
3676
3677static bool get_elide(int idx, FILE *output)
3678{
3679	switch (idx) {
3680	case HISTC_SYMBOL:
3681		return __get_elide(symbol_conf.sym_list, "symbol", output);
3682	case HISTC_DSO:
3683		return __get_elide(symbol_conf.dso_list, "dso", output);
3684	case HISTC_COMM:
3685		return __get_elide(symbol_conf.comm_list, "comm", output);
3686	default:
3687		break;
3688	}
3689
3690	if (sort__mode != SORT_MODE__BRANCH)
3691		return false;
3692
3693	switch (idx) {
3694	case HISTC_SYMBOL_FROM:
3695		return __get_elide(symbol_conf.sym_from_list, "sym_from", output);
3696	case HISTC_SYMBOL_TO:
3697		return __get_elide(symbol_conf.sym_to_list, "sym_to", output);
3698	case HISTC_DSO_FROM:
3699		return __get_elide(symbol_conf.dso_from_list, "dso_from", output);
3700	case HISTC_DSO_TO:
3701		return __get_elide(symbol_conf.dso_to_list, "dso_to", output);
3702	case HISTC_ADDR_FROM:
3703		return __get_elide(symbol_conf.sym_from_list, "addr_from", output);
3704	case HISTC_ADDR_TO:
3705		return __get_elide(symbol_conf.sym_to_list, "addr_to", output);
3706	default:
3707		break;
3708	}
3709
3710	return false;
3711}
3712
3713void sort__setup_elide(FILE *output)
3714{
3715	struct perf_hpp_fmt *fmt;
3716	struct hpp_sort_entry *hse;
3717
3718	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
3719		if (!perf_hpp__is_sort_entry(fmt))
3720			continue;
3721
3722		hse = container_of(fmt, struct hpp_sort_entry, hpp);
3723		fmt->elide = get_elide(hse->se->se_width_idx, output);
3724	}
3725
3726	/*
3727	 * It makes no sense to elide all of sort entries.
3728	 * Just revert them to show up again.
3729	 */
3730	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
3731		if (!perf_hpp__is_sort_entry(fmt))
3732			continue;
3733
3734		if (!fmt->elide)
3735			return;
3736	}
3737
3738	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
3739		if (!perf_hpp__is_sort_entry(fmt))
3740			continue;
3741
3742		fmt->elide = false;
3743	}
3744}
3745
3746int output_field_add(struct perf_hpp_list *list, char *tok)
3747{
3748	unsigned int i;
3749
3750	for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++) {
3751		struct sort_dimension *sd = &common_sort_dimensions[i];
3752
3753		if (!sd->name || strncasecmp(tok, sd->name, strlen(tok)))
3754			continue;
3755
3756		return __sort_dimension__add_output(list, sd);
3757	}
3758
3759	for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++) {
3760		struct hpp_dimension *hd = &hpp_sort_dimensions[i];
3761
3762		if (strncasecmp(tok, hd->name, strlen(tok)))
3763			continue;
3764
3765		return __hpp_dimension__add_output(list, hd);
3766	}
3767
3768	for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++) {
3769		struct sort_dimension *sd = &bstack_sort_dimensions[i];
3770
3771		if (!sd->name || strncasecmp(tok, sd->name, strlen(tok)))
3772			continue;
3773
3774		if (sort__mode != SORT_MODE__BRANCH)
3775			return -EINVAL;
3776
3777		return __sort_dimension__add_output(list, sd);
3778	}
3779
3780	for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++) {
3781		struct sort_dimension *sd = &memory_sort_dimensions[i];
3782
3783		if (!sd->name || strncasecmp(tok, sd->name, strlen(tok)))
3784			continue;
3785
3786		if (sort__mode != SORT_MODE__MEMORY)
3787			return -EINVAL;
3788
3789		return __sort_dimension__add_output(list, sd);
3790	}
3791
3792	return -ESRCH;
3793}
3794
3795static int setup_output_list(struct perf_hpp_list *list, char *str)
3796{
3797	char *tmp, *tok;
3798	int ret = 0;
3799
3800	for (tok = strtok_r(str, ", ", &tmp);
3801			tok; tok = strtok_r(NULL, ", ", &tmp)) {
3802		ret = output_field_add(list, tok);
3803		if (ret == -EINVAL) {
3804			ui__error("Invalid --fields key: `%s'", tok);
3805			break;
3806		} else if (ret == -ESRCH) {
3807			ui__error("Unknown --fields key: `%s'", tok);
3808			break;
3809		}
3810	}
3811
3812	return ret;
3813}
3814
3815void reset_dimensions(void)
3816{
3817	unsigned int i;
3818
3819	for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++)
3820		common_sort_dimensions[i].taken = 0;
3821
3822	for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++)
3823		hpp_sort_dimensions[i].taken = 0;
3824
3825	for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++)
3826		bstack_sort_dimensions[i].taken = 0;
3827
3828	for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++)
3829		memory_sort_dimensions[i].taken = 0;
3830}
3831
3832bool is_strict_order(const char *order)
3833{
3834	return order && (*order != '+');
3835}
3836
3837static int __setup_output_field(void)
3838{
3839	char *str, *strp;
3840	int ret = -EINVAL;
3841
3842	if (field_order == NULL)
3843		return 0;
3844
3845	strp = str = strdup(field_order);
3846	if (str == NULL) {
3847		pr_err("Not enough memory to setup output fields");
3848		return -ENOMEM;
3849	}
3850
3851	if (!is_strict_order(field_order))
3852		strp++;
3853
3854	if (!strlen(strp)) {
3855		ui__error("Invalid --fields key: `+'");
3856		goto out;
3857	}
3858
3859	ret = setup_output_list(&perf_hpp_list, strp);
3860
3861out:
3862	free(str);
3863	return ret;
3864}
3865
3866int setup_sorting(struct evlist *evlist)
3867{
3868	int err;
3869
3870	err = __setup_sorting(evlist);
3871	if (err < 0)
3872		return err;
3873
3874	if (parent_pattern != default_parent_pattern) {
3875		err = sort_dimension__add(&perf_hpp_list, "parent", evlist, -1);
3876		if (err < 0)
3877			return err;
3878	}
3879
3880	reset_dimensions();
3881
3882	/*
3883	 * perf diff doesn't use default hpp output fields.
3884	 */
3885	if (sort__mode != SORT_MODE__DIFF)
3886		perf_hpp__init();
3887
3888	err = __setup_output_field();
3889	if (err < 0)
3890		return err;
3891
3892	/* copy sort keys to output fields */
3893	perf_hpp__setup_output_field(&perf_hpp_list);
3894	/* and then copy output fields to sort keys */
3895	perf_hpp__append_sort_keys(&perf_hpp_list);
3896
3897	/* setup hists-specific output fields */
3898	if (perf_hpp__setup_hists_formats(&perf_hpp_list, evlist) < 0)
3899		return -1;
3900
3901	return 0;
3902}
3903
3904void reset_output_field(void)
3905{
3906	perf_hpp_list.need_collapse = 0;
3907	perf_hpp_list.parent = 0;
3908	perf_hpp_list.sym = 0;
3909	perf_hpp_list.dso = 0;
3910
3911	field_order = NULL;
3912	sort_order = NULL;
3913
3914	reset_dimensions();
3915	perf_hpp__reset_output_field(&perf_hpp_list);
3916}
3917
3918#define INDENT (3*8 + 1)
3919
3920static void add_key(struct strbuf *sb, const char *str, int *llen)
3921{
3922	if (!str)
3923		return;
3924
3925	if (*llen >= 75) {
3926		strbuf_addstr(sb, "\n\t\t\t ");
3927		*llen = INDENT;
3928	}
3929	strbuf_addf(sb, " %s", str);
3930	*llen += strlen(str) + 1;
3931}
3932
3933static void add_sort_string(struct strbuf *sb, struct sort_dimension *s, int n,
3934			    int *llen)
3935{
3936	int i;
3937
3938	for (i = 0; i < n; i++)
3939		add_key(sb, s[i].name, llen);
3940}
3941
3942static void add_hpp_sort_string(struct strbuf *sb, struct hpp_dimension *s, int n,
3943				int *llen)
3944{
3945	int i;
3946
3947	for (i = 0; i < n; i++)
3948		add_key(sb, s[i].name, llen);
3949}
3950
3951char *sort_help(const char *prefix)
3952{
3953	struct strbuf sb;
3954	char *s;
3955	int len = strlen(prefix) + INDENT;
3956
3957	strbuf_init(&sb, 300);
3958	strbuf_addstr(&sb, prefix);
3959	add_hpp_sort_string(&sb, hpp_sort_dimensions,
3960			    ARRAY_SIZE(hpp_sort_dimensions), &len);
3961	add_sort_string(&sb, common_sort_dimensions,
3962			    ARRAY_SIZE(common_sort_dimensions), &len);
3963	add_sort_string(&sb, bstack_sort_dimensions,
3964			    ARRAY_SIZE(bstack_sort_dimensions), &len);
3965	add_sort_string(&sb, memory_sort_dimensions,
3966			    ARRAY_SIZE(memory_sort_dimensions), &len);
3967	s = strbuf_detach(&sb, NULL);
3968	strbuf_release(&sb);
3969	return s;
3970}
v5.9
   1// SPDX-License-Identifier: GPL-2.0
   2#include <errno.h>
   3#include <inttypes.h>
   4#include <regex.h>
   5#include <stdlib.h>
   6#include <linux/mman.h>
   7#include <linux/time64.h>
   8#include "debug.h"
   9#include "dso.h"
  10#include "sort.h"
  11#include "hist.h"
  12#include "cacheline.h"
  13#include "comm.h"
  14#include "map.h"
  15#include "maps.h"
  16#include "symbol.h"
  17#include "map_symbol.h"
  18#include "branch.h"
  19#include "thread.h"
  20#include "evsel.h"
  21#include "evlist.h"
  22#include "srcline.h"
  23#include "strlist.h"
  24#include "strbuf.h"
  25#include <traceevent/event-parse.h>
  26#include "mem-events.h"
  27#include "annotate.h"
 
 
  28#include "time-utils.h"
  29#include "cgroup.h"
  30#include "machine.h"
 
  31#include <linux/kernel.h>
  32#include <linux/string.h>
  33
 
 
 
 
  34regex_t		parent_regex;
  35const char	default_parent_pattern[] = "^sys_|^do_page_fault";
  36const char	*parent_pattern = default_parent_pattern;
  37const char	*default_sort_order = "comm,dso,symbol";
  38const char	default_branch_sort_order[] = "comm,dso_from,symbol_from,symbol_to,cycles";
  39const char	default_mem_sort_order[] = "local_weight,mem,sym,dso,symbol_daddr,dso_daddr,snoop,tlb,locked";
  40const char	default_top_sort_order[] = "dso,symbol";
  41const char	default_diff_sort_order[] = "dso,symbol";
  42const char	default_tracepoint_sort_order[] = "trace";
  43const char	*sort_order;
  44const char	*field_order;
  45regex_t		ignore_callees_regex;
  46int		have_ignore_callees = 0;
  47enum sort_mode	sort__mode = SORT_MODE__NORMAL;
 
 
 
 
 
 
 
 
 
  48
  49/*
  50 * Replaces all occurrences of a char used with the:
  51 *
  52 * -t, --field-separator
  53 *
  54 * option, that uses a special separator character and don't pad with spaces,
  55 * replacing all occurrences of this separator in symbol names (and other
  56 * output) with a '.' character, that thus it's the only non valid separator.
  57*/
  58static int repsep_snprintf(char *bf, size_t size, const char *fmt, ...)
  59{
  60	int n;
  61	va_list ap;
  62
  63	va_start(ap, fmt);
  64	n = vsnprintf(bf, size, fmt, ap);
  65	if (symbol_conf.field_sep && n > 0) {
  66		char *sep = bf;
  67
  68		while (1) {
  69			sep = strchr(sep, *symbol_conf.field_sep);
  70			if (sep == NULL)
  71				break;
  72			*sep = '.';
  73		}
  74	}
  75	va_end(ap);
  76
  77	if (n >= (int)size)
  78		return size - 1;
  79	return n;
  80}
  81
  82static int64_t cmp_null(const void *l, const void *r)
  83{
  84	if (!l && !r)
  85		return 0;
  86	else if (!l)
  87		return -1;
  88	else
  89		return 1;
  90}
  91
  92/* --sort pid */
  93
  94static int64_t
  95sort__thread_cmp(struct hist_entry *left, struct hist_entry *right)
  96{
  97	return right->thread->tid - left->thread->tid;
  98}
  99
 100static int hist_entry__thread_snprintf(struct hist_entry *he, char *bf,
 101				       size_t size, unsigned int width)
 102{
 103	const char *comm = thread__comm_str(he->thread);
 104
 105	width = max(7U, width) - 8;
 106	return repsep_snprintf(bf, size, "%7d:%-*.*s", he->thread->tid,
 107			       width, width, comm ?: "");
 108}
 109
 110static int hist_entry__thread_filter(struct hist_entry *he, int type, const void *arg)
 111{
 112	const struct thread *th = arg;
 113
 114	if (type != HIST_FILTER__THREAD)
 115		return -1;
 116
 117	return th && he->thread != th;
 118}
 119
 120struct sort_entry sort_thread = {
 121	.se_header	= "    Pid:Command",
 122	.se_cmp		= sort__thread_cmp,
 123	.se_snprintf	= hist_entry__thread_snprintf,
 124	.se_filter	= hist_entry__thread_filter,
 125	.se_width_idx	= HISTC_THREAD,
 126};
 127
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 128/* --sort comm */
 129
 130/*
 131 * We can't use pointer comparison in functions below,
 132 * because it gives different results based on pointer
 133 * values, which could break some sorting assumptions.
 134 */
 135static int64_t
 136sort__comm_cmp(struct hist_entry *left, struct hist_entry *right)
 137{
 138	return strcmp(comm__str(right->comm), comm__str(left->comm));
 139}
 140
 141static int64_t
 142sort__comm_collapse(struct hist_entry *left, struct hist_entry *right)
 143{
 144	return strcmp(comm__str(right->comm), comm__str(left->comm));
 145}
 146
 147static int64_t
 148sort__comm_sort(struct hist_entry *left, struct hist_entry *right)
 149{
 150	return strcmp(comm__str(right->comm), comm__str(left->comm));
 151}
 152
 153static int hist_entry__comm_snprintf(struct hist_entry *he, char *bf,
 154				     size_t size, unsigned int width)
 155{
 156	return repsep_snprintf(bf, size, "%-*.*s", width, width, comm__str(he->comm));
 157}
 158
 159struct sort_entry sort_comm = {
 160	.se_header	= "Command",
 161	.se_cmp		= sort__comm_cmp,
 162	.se_collapse	= sort__comm_collapse,
 163	.se_sort	= sort__comm_sort,
 164	.se_snprintf	= hist_entry__comm_snprintf,
 165	.se_filter	= hist_entry__thread_filter,
 166	.se_width_idx	= HISTC_COMM,
 167};
 168
 169/* --sort dso */
 170
 171static int64_t _sort__dso_cmp(struct map *map_l, struct map *map_r)
 172{
 173	struct dso *dso_l = map_l ? map_l->dso : NULL;
 174	struct dso *dso_r = map_r ? map_r->dso : NULL;
 175	const char *dso_name_l, *dso_name_r;
 176
 177	if (!dso_l || !dso_r)
 178		return cmp_null(dso_r, dso_l);
 179
 180	if (verbose > 0) {
 181		dso_name_l = dso_l->long_name;
 182		dso_name_r = dso_r->long_name;
 183	} else {
 184		dso_name_l = dso_l->short_name;
 185		dso_name_r = dso_r->short_name;
 186	}
 187
 188	return strcmp(dso_name_l, dso_name_r);
 189}
 190
 191static int64_t
 192sort__dso_cmp(struct hist_entry *left, struct hist_entry *right)
 193{
 194	return _sort__dso_cmp(right->ms.map, left->ms.map);
 195}
 196
 197static int _hist_entry__dso_snprintf(struct map *map, char *bf,
 198				     size_t size, unsigned int width)
 199{
 200	if (map && map->dso) {
 201		const char *dso_name = verbose > 0 ? map->dso->long_name :
 202			map->dso->short_name;
 203		return repsep_snprintf(bf, size, "%-*.*s", width, width, dso_name);
 204	}
 205
 206	return repsep_snprintf(bf, size, "%-*.*s", width, width, "[unknown]");
 207}
 208
 209static int hist_entry__dso_snprintf(struct hist_entry *he, char *bf,
 210				    size_t size, unsigned int width)
 211{
 212	return _hist_entry__dso_snprintf(he->ms.map, bf, size, width);
 213}
 214
 215static int hist_entry__dso_filter(struct hist_entry *he, int type, const void *arg)
 216{
 217	const struct dso *dso = arg;
 218
 219	if (type != HIST_FILTER__DSO)
 220		return -1;
 221
 222	return dso && (!he->ms.map || he->ms.map->dso != dso);
 223}
 224
 225struct sort_entry sort_dso = {
 226	.se_header	= "Shared Object",
 227	.se_cmp		= sort__dso_cmp,
 228	.se_snprintf	= hist_entry__dso_snprintf,
 229	.se_filter	= hist_entry__dso_filter,
 230	.se_width_idx	= HISTC_DSO,
 231};
 232
 233/* --sort symbol */
 234
 235static int64_t _sort__addr_cmp(u64 left_ip, u64 right_ip)
 236{
 237	return (int64_t)(right_ip - left_ip);
 238}
 239
 240int64_t _sort__sym_cmp(struct symbol *sym_l, struct symbol *sym_r)
 241{
 242	if (!sym_l || !sym_r)
 243		return cmp_null(sym_l, sym_r);
 244
 245	if (sym_l == sym_r)
 246		return 0;
 247
 248	if (sym_l->inlined || sym_r->inlined) {
 249		int ret = strcmp(sym_l->name, sym_r->name);
 250
 251		if (ret)
 252			return ret;
 253		if ((sym_l->start <= sym_r->end) && (sym_l->end >= sym_r->start))
 254			return 0;
 255	}
 256
 257	if (sym_l->start != sym_r->start)
 258		return (int64_t)(sym_r->start - sym_l->start);
 259
 260	return (int64_t)(sym_r->end - sym_l->end);
 261}
 262
 263static int64_t
 264sort__sym_cmp(struct hist_entry *left, struct hist_entry *right)
 265{
 266	int64_t ret;
 267
 268	if (!left->ms.sym && !right->ms.sym)
 269		return _sort__addr_cmp(left->ip, right->ip);
 270
 271	/*
 272	 * comparing symbol address alone is not enough since it's a
 273	 * relative address within a dso.
 274	 */
 275	if (!hists__has(left->hists, dso) || hists__has(right->hists, dso)) {
 276		ret = sort__dso_cmp(left, right);
 277		if (ret != 0)
 278			return ret;
 279	}
 280
 281	return _sort__sym_cmp(left->ms.sym, right->ms.sym);
 282}
 283
 284static int64_t
 285sort__sym_sort(struct hist_entry *left, struct hist_entry *right)
 286{
 287	if (!left->ms.sym || !right->ms.sym)
 288		return cmp_null(left->ms.sym, right->ms.sym);
 289
 290	return strcmp(right->ms.sym->name, left->ms.sym->name);
 291}
 292
 293static int _hist_entry__sym_snprintf(struct map_symbol *ms,
 294				     u64 ip, char level, char *bf, size_t size,
 295				     unsigned int width)
 296{
 297	struct symbol *sym = ms->sym;
 298	struct map *map = ms->map;
 299	size_t ret = 0;
 300
 301	if (verbose > 0) {
 302		char o = map ? dso__symtab_origin(map->dso) : '!';
 
 303		u64 rip = ip;
 304
 305		if (map && map->dso && map->dso->kernel
 306		    && map->dso->adjust_symbols)
 307			rip = map->unmap_ip(map, ip);
 308
 309		ret += repsep_snprintf(bf, size, "%-#*llx %c ",
 310				       BITS_PER_LONG / 4 + 2, rip, o);
 311	}
 312
 313	ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", level);
 314	if (sym && map) {
 315		if (sym->type == STT_OBJECT) {
 316			ret += repsep_snprintf(bf + ret, size - ret, "%s", sym->name);
 317			ret += repsep_snprintf(bf + ret, size - ret, "+0x%llx",
 318					ip - map->unmap_ip(map, sym->start));
 319		} else {
 320			ret += repsep_snprintf(bf + ret, size - ret, "%.*s",
 321					       width - ret,
 322					       sym->name);
 323			if (sym->inlined)
 324				ret += repsep_snprintf(bf + ret, size - ret,
 325						       " (inlined)");
 326		}
 327	} else {
 328		size_t len = BITS_PER_LONG / 4;
 329		ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx",
 330				       len, ip);
 331	}
 332
 333	return ret;
 334}
 335
 336int hist_entry__sym_snprintf(struct hist_entry *he, char *bf, size_t size, unsigned int width)
 337{
 338	return _hist_entry__sym_snprintf(&he->ms, he->ip,
 339					 he->level, bf, size, width);
 340}
 341
 342static int hist_entry__sym_filter(struct hist_entry *he, int type, const void *arg)
 343{
 344	const char *sym = arg;
 345
 346	if (type != HIST_FILTER__SYMBOL)
 347		return -1;
 348
 349	return sym && (!he->ms.sym || !strstr(he->ms.sym->name, sym));
 350}
 351
 352struct sort_entry sort_sym = {
 353	.se_header	= "Symbol",
 354	.se_cmp		= sort__sym_cmp,
 355	.se_sort	= sort__sym_sort,
 356	.se_snprintf	= hist_entry__sym_snprintf,
 357	.se_filter	= hist_entry__sym_filter,
 358	.se_width_idx	= HISTC_SYMBOL,
 359};
 360
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 361/* --sort srcline */
 362
 363char *hist_entry__srcline(struct hist_entry *he)
 364{
 365	return map__srcline(he->ms.map, he->ip, he->ms.sym);
 366}
 367
 368static int64_t
 369sort__srcline_cmp(struct hist_entry *left, struct hist_entry *right)
 370{
 
 
 
 
 
 
 
 
 
 
 
 
 371	if (!left->srcline)
 372		left->srcline = hist_entry__srcline(left);
 373	if (!right->srcline)
 374		right->srcline = hist_entry__srcline(right);
 375
 376	return strcmp(right->srcline, left->srcline);
 377}
 378
 379static int hist_entry__srcline_snprintf(struct hist_entry *he, char *bf,
 380					size_t size, unsigned int width)
 
 
 
 
 
 
 381{
 382	if (!he->srcline)
 383		he->srcline = hist_entry__srcline(he);
 
 384
 
 
 
 385	return repsep_snprintf(bf, size, "%-.*s", width, he->srcline);
 386}
 387
 388struct sort_entry sort_srcline = {
 389	.se_header	= "Source:Line",
 390	.se_cmp		= sort__srcline_cmp,
 
 
 
 391	.se_snprintf	= hist_entry__srcline_snprintf,
 392	.se_width_idx	= HISTC_SRCLINE,
 393};
 394
 395/* --sort srcline_from */
 396
 397static char *addr_map_symbol__srcline(struct addr_map_symbol *ams)
 398{
 399	return map__srcline(ams->ms.map, ams->al_addr, ams->ms.sym);
 400}
 401
 402static int64_t
 403sort__srcline_from_cmp(struct hist_entry *left, struct hist_entry *right)
 404{
 
 
 
 
 
 
 405	if (!left->branch_info->srcline_from)
 406		left->branch_info->srcline_from = addr_map_symbol__srcline(&left->branch_info->from);
 407
 408	if (!right->branch_info->srcline_from)
 409		right->branch_info->srcline_from = addr_map_symbol__srcline(&right->branch_info->from);
 410
 411	return strcmp(right->branch_info->srcline_from, left->branch_info->srcline_from);
 412}
 413
 
 
 
 
 
 
 
 
 
 
 
 
 414static int hist_entry__srcline_from_snprintf(struct hist_entry *he, char *bf,
 415					size_t size, unsigned int width)
 416{
 417	return repsep_snprintf(bf, size, "%-*.*s", width, width, he->branch_info->srcline_from);
 418}
 419
 420struct sort_entry sort_srcline_from = {
 421	.se_header	= "From Source:Line",
 422	.se_cmp		= sort__srcline_from_cmp,
 
 
 
 423	.se_snprintf	= hist_entry__srcline_from_snprintf,
 424	.se_width_idx	= HISTC_SRCLINE_FROM,
 425};
 426
 427/* --sort srcline_to */
 428
 429static int64_t
 430sort__srcline_to_cmp(struct hist_entry *left, struct hist_entry *right)
 431{
 
 
 
 
 
 
 432	if (!left->branch_info->srcline_to)
 433		left->branch_info->srcline_to = addr_map_symbol__srcline(&left->branch_info->to);
 434
 435	if (!right->branch_info->srcline_to)
 436		right->branch_info->srcline_to = addr_map_symbol__srcline(&right->branch_info->to);
 437
 438	return strcmp(right->branch_info->srcline_to, left->branch_info->srcline_to);
 439}
 440
 
 
 
 
 
 
 
 
 
 
 
 
 441static int hist_entry__srcline_to_snprintf(struct hist_entry *he, char *bf,
 442					size_t size, unsigned int width)
 443{
 444	return repsep_snprintf(bf, size, "%-*.*s", width, width, he->branch_info->srcline_to);
 445}
 446
 447struct sort_entry sort_srcline_to = {
 448	.se_header	= "To Source:Line",
 449	.se_cmp		= sort__srcline_to_cmp,
 
 
 
 450	.se_snprintf	= hist_entry__srcline_to_snprintf,
 451	.se_width_idx	= HISTC_SRCLINE_TO,
 452};
 453
 454static int hist_entry__sym_ipc_snprintf(struct hist_entry *he, char *bf,
 455					size_t size, unsigned int width)
 456{
 457
 458	struct symbol *sym = he->ms.sym;
 459	struct annotation *notes;
 460	double ipc = 0.0, coverage = 0.0;
 461	char tmp[64];
 462
 463	if (!sym)
 464		return repsep_snprintf(bf, size, "%-*s", width, "-");
 465
 466	notes = symbol__annotation(sym);
 467
 468	if (notes->hit_cycles)
 469		ipc = notes->hit_insn / ((double)notes->hit_cycles);
 470
 471	if (notes->total_insn) {
 472		coverage = notes->cover_insn * 100.0 /
 473			((double)notes->total_insn);
 474	}
 475
 476	snprintf(tmp, sizeof(tmp), "%-5.2f [%5.1f%%]", ipc, coverage);
 477	return repsep_snprintf(bf, size, "%-*s", width, tmp);
 478}
 479
 480struct sort_entry sort_sym_ipc = {
 481	.se_header	= "IPC   [IPC Coverage]",
 482	.se_cmp		= sort__sym_cmp,
 483	.se_snprintf	= hist_entry__sym_ipc_snprintf,
 484	.se_width_idx	= HISTC_SYMBOL_IPC,
 485};
 486
 487static int hist_entry__sym_ipc_null_snprintf(struct hist_entry *he
 488					     __maybe_unused,
 489					     char *bf, size_t size,
 490					     unsigned int width)
 491{
 492	char tmp[64];
 493
 494	snprintf(tmp, sizeof(tmp), "%-5s %2s", "-", "-");
 495	return repsep_snprintf(bf, size, "%-*s", width, tmp);
 496}
 497
 498struct sort_entry sort_sym_ipc_null = {
 499	.se_header	= "IPC   [IPC Coverage]",
 500	.se_cmp		= sort__sym_cmp,
 501	.se_snprintf	= hist_entry__sym_ipc_null_snprintf,
 502	.se_width_idx	= HISTC_SYMBOL_IPC,
 503};
 504
 505/* --sort srcfile */
 506
 507static char no_srcfile[1];
 508
 509static char *hist_entry__get_srcfile(struct hist_entry *e)
 510{
 511	char *sf, *p;
 512	struct map *map = e->ms.map;
 513
 514	if (!map)
 515		return no_srcfile;
 516
 517	sf = __get_srcline(map->dso, map__rip_2objdump(map, e->ip),
 518			 e->ms.sym, false, true, true, e->ip);
 519	if (!strcmp(sf, SRCLINE_UNKNOWN))
 520		return no_srcfile;
 521	p = strchr(sf, ':');
 522	if (p && *sf) {
 523		*p = 0;
 524		return sf;
 525	}
 526	free(sf);
 527	return no_srcfile;
 528}
 529
 530static int64_t
 531sort__srcfile_cmp(struct hist_entry *left, struct hist_entry *right)
 532{
 
 
 
 
 
 
 533	if (!left->srcfile)
 534		left->srcfile = hist_entry__get_srcfile(left);
 535	if (!right->srcfile)
 536		right->srcfile = hist_entry__get_srcfile(right);
 537
 538	return strcmp(right->srcfile, left->srcfile);
 539}
 540
 541static int hist_entry__srcfile_snprintf(struct hist_entry *he, char *bf,
 542					size_t size, unsigned int width)
 
 
 
 
 
 543{
 544	if (!he->srcfile)
 545		he->srcfile = hist_entry__get_srcfile(he);
 
 546
 
 
 
 547	return repsep_snprintf(bf, size, "%-.*s", width, he->srcfile);
 548}
 549
 550struct sort_entry sort_srcfile = {
 551	.se_header	= "Source File",
 552	.se_cmp		= sort__srcfile_cmp,
 
 
 
 553	.se_snprintf	= hist_entry__srcfile_snprintf,
 554	.se_width_idx	= HISTC_SRCFILE,
 555};
 556
 557/* --sort parent */
 558
 559static int64_t
 560sort__parent_cmp(struct hist_entry *left, struct hist_entry *right)
 561{
 562	struct symbol *sym_l = left->parent;
 563	struct symbol *sym_r = right->parent;
 564
 565	if (!sym_l || !sym_r)
 566		return cmp_null(sym_l, sym_r);
 567
 568	return strcmp(sym_r->name, sym_l->name);
 569}
 570
 571static int hist_entry__parent_snprintf(struct hist_entry *he, char *bf,
 572				       size_t size, unsigned int width)
 573{
 574	return repsep_snprintf(bf, size, "%-*.*s", width, width,
 575			      he->parent ? he->parent->name : "[other]");
 576}
 577
 578struct sort_entry sort_parent = {
 579	.se_header	= "Parent symbol",
 580	.se_cmp		= sort__parent_cmp,
 581	.se_snprintf	= hist_entry__parent_snprintf,
 582	.se_width_idx	= HISTC_PARENT,
 583};
 584
 585/* --sort cpu */
 586
 587static int64_t
 588sort__cpu_cmp(struct hist_entry *left, struct hist_entry *right)
 589{
 590	return right->cpu - left->cpu;
 591}
 592
 593static int hist_entry__cpu_snprintf(struct hist_entry *he, char *bf,
 594				    size_t size, unsigned int width)
 595{
 596	return repsep_snprintf(bf, size, "%*.*d", width, width, he->cpu);
 597}
 598
 599struct sort_entry sort_cpu = {
 600	.se_header      = "CPU",
 601	.se_cmp	        = sort__cpu_cmp,
 602	.se_snprintf    = hist_entry__cpu_snprintf,
 603	.se_width_idx	= HISTC_CPU,
 604};
 605
 606/* --sort cgroup_id */
 607
 608static int64_t _sort__cgroup_dev_cmp(u64 left_dev, u64 right_dev)
 609{
 610	return (int64_t)(right_dev - left_dev);
 611}
 612
 613static int64_t _sort__cgroup_inode_cmp(u64 left_ino, u64 right_ino)
 614{
 615	return (int64_t)(right_ino - left_ino);
 616}
 617
 618static int64_t
 619sort__cgroup_id_cmp(struct hist_entry *left, struct hist_entry *right)
 620{
 621	int64_t ret;
 622
 623	ret = _sort__cgroup_dev_cmp(right->cgroup_id.dev, left->cgroup_id.dev);
 624	if (ret != 0)
 625		return ret;
 626
 627	return _sort__cgroup_inode_cmp(right->cgroup_id.ino,
 628				       left->cgroup_id.ino);
 629}
 630
 631static int hist_entry__cgroup_id_snprintf(struct hist_entry *he,
 632					  char *bf, size_t size,
 633					  unsigned int width __maybe_unused)
 634{
 635	return repsep_snprintf(bf, size, "%lu/0x%lx", he->cgroup_id.dev,
 636			       he->cgroup_id.ino);
 637}
 638
 639struct sort_entry sort_cgroup_id = {
 640	.se_header      = "cgroup id (dev/inode)",
 641	.se_cmp	        = sort__cgroup_id_cmp,
 642	.se_snprintf    = hist_entry__cgroup_id_snprintf,
 643	.se_width_idx	= HISTC_CGROUP_ID,
 644};
 645
 646/* --sort cgroup */
 647
 648static int64_t
 649sort__cgroup_cmp(struct hist_entry *left, struct hist_entry *right)
 650{
 651	return right->cgroup - left->cgroup;
 652}
 653
 654static int hist_entry__cgroup_snprintf(struct hist_entry *he,
 655				       char *bf, size_t size,
 656				       unsigned int width __maybe_unused)
 657{
 658	const char *cgrp_name = "N/A";
 659
 660	if (he->cgroup) {
 661		struct cgroup *cgrp = cgroup__find(he->ms.maps->machine->env,
 662						   he->cgroup);
 663		if (cgrp != NULL)
 664			cgrp_name = cgrp->name;
 665		else
 666			cgrp_name = "unknown";
 667	}
 668
 669	return repsep_snprintf(bf, size, "%s", cgrp_name);
 670}
 671
 672struct sort_entry sort_cgroup = {
 673	.se_header      = "Cgroup",
 674	.se_cmp	        = sort__cgroup_cmp,
 675	.se_snprintf    = hist_entry__cgroup_snprintf,
 676	.se_width_idx	= HISTC_CGROUP,
 677};
 678
 679/* --sort socket */
 680
 681static int64_t
 682sort__socket_cmp(struct hist_entry *left, struct hist_entry *right)
 683{
 684	return right->socket - left->socket;
 685}
 686
 687static int hist_entry__socket_snprintf(struct hist_entry *he, char *bf,
 688				    size_t size, unsigned int width)
 689{
 690	return repsep_snprintf(bf, size, "%*.*d", width, width-3, he->socket);
 691}
 692
 693static int hist_entry__socket_filter(struct hist_entry *he, int type, const void *arg)
 694{
 695	int sk = *(const int *)arg;
 696
 697	if (type != HIST_FILTER__SOCKET)
 698		return -1;
 699
 700	return sk >= 0 && he->socket != sk;
 701}
 702
 703struct sort_entry sort_socket = {
 704	.se_header      = "Socket",
 705	.se_cmp	        = sort__socket_cmp,
 706	.se_snprintf    = hist_entry__socket_snprintf,
 707	.se_filter      = hist_entry__socket_filter,
 708	.se_width_idx	= HISTC_SOCKET,
 709};
 710
 711/* --sort time */
 712
 713static int64_t
 714sort__time_cmp(struct hist_entry *left, struct hist_entry *right)
 715{
 716	return right->time - left->time;
 717}
 718
 719static int hist_entry__time_snprintf(struct hist_entry *he, char *bf,
 720				    size_t size, unsigned int width)
 721{
 722	char he_time[32];
 723
 724	if (symbol_conf.nanosecs)
 725		timestamp__scnprintf_nsec(he->time, he_time,
 726					  sizeof(he_time));
 727	else
 728		timestamp__scnprintf_usec(he->time, he_time,
 729					  sizeof(he_time));
 730
 731	return repsep_snprintf(bf, size, "%-.*s", width, he_time);
 732}
 733
 734struct sort_entry sort_time = {
 735	.se_header      = "Time",
 736	.se_cmp	        = sort__time_cmp,
 737	.se_snprintf    = hist_entry__time_snprintf,
 738	.se_width_idx	= HISTC_TIME,
 739};
 740
 741/* --sort trace */
 742
 
 743static char *get_trace_output(struct hist_entry *he)
 744{
 745	struct trace_seq seq;
 746	struct evsel *evsel;
 747	struct tep_record rec = {
 748		.data = he->raw_data,
 749		.size = he->raw_size,
 750	};
 751
 752	evsel = hists_to_evsel(he->hists);
 753
 754	trace_seq_init(&seq);
 755	if (symbol_conf.raw_trace) {
 756		tep_print_fields(&seq, he->raw_data, he->raw_size,
 757				 evsel->tp_format);
 758	} else {
 759		tep_print_event(evsel->tp_format->tep,
 760				&seq, &rec, "%s", TEP_PRINT_INFO);
 761	}
 762	/*
 763	 * Trim the buffer, it starts at 4KB and we're not going to
 764	 * add anything more to this buffer.
 765	 */
 766	return realloc(seq.buffer, seq.len + 1);
 767}
 768
 769static int64_t
 770sort__trace_cmp(struct hist_entry *left, struct hist_entry *right)
 771{
 772	struct evsel *evsel;
 773
 774	evsel = hists_to_evsel(left->hists);
 775	if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
 776		return 0;
 777
 778	if (left->trace_output == NULL)
 779		left->trace_output = get_trace_output(left);
 780	if (right->trace_output == NULL)
 781		right->trace_output = get_trace_output(right);
 782
 783	return strcmp(right->trace_output, left->trace_output);
 784}
 785
 786static int hist_entry__trace_snprintf(struct hist_entry *he, char *bf,
 787				    size_t size, unsigned int width)
 788{
 789	struct evsel *evsel;
 790
 791	evsel = hists_to_evsel(he->hists);
 792	if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
 793		return scnprintf(bf, size, "%-.*s", width, "N/A");
 794
 795	if (he->trace_output == NULL)
 796		he->trace_output = get_trace_output(he);
 797	return repsep_snprintf(bf, size, "%-.*s", width, he->trace_output);
 798}
 799
 800struct sort_entry sort_trace = {
 801	.se_header      = "Trace output",
 802	.se_cmp	        = sort__trace_cmp,
 803	.se_snprintf    = hist_entry__trace_snprintf,
 804	.se_width_idx	= HISTC_TRACE,
 805};
 
 806
 807/* sort keys for branch stacks */
 808
 809static int64_t
 810sort__dso_from_cmp(struct hist_entry *left, struct hist_entry *right)
 811{
 812	if (!left->branch_info || !right->branch_info)
 813		return cmp_null(left->branch_info, right->branch_info);
 814
 815	return _sort__dso_cmp(left->branch_info->from.ms.map,
 816			      right->branch_info->from.ms.map);
 817}
 818
 819static int hist_entry__dso_from_snprintf(struct hist_entry *he, char *bf,
 820				    size_t size, unsigned int width)
 821{
 822	if (he->branch_info)
 823		return _hist_entry__dso_snprintf(he->branch_info->from.ms.map,
 824						 bf, size, width);
 825	else
 826		return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
 827}
 828
 829static int hist_entry__dso_from_filter(struct hist_entry *he, int type,
 830				       const void *arg)
 831{
 832	const struct dso *dso = arg;
 833
 834	if (type != HIST_FILTER__DSO)
 835		return -1;
 836
 837	return dso && (!he->branch_info || !he->branch_info->from.ms.map ||
 838		       he->branch_info->from.ms.map->dso != dso);
 839}
 840
 841static int64_t
 842sort__dso_to_cmp(struct hist_entry *left, struct hist_entry *right)
 843{
 844	if (!left->branch_info || !right->branch_info)
 845		return cmp_null(left->branch_info, right->branch_info);
 846
 847	return _sort__dso_cmp(left->branch_info->to.ms.map,
 848			      right->branch_info->to.ms.map);
 849}
 850
 851static int hist_entry__dso_to_snprintf(struct hist_entry *he, char *bf,
 852				       size_t size, unsigned int width)
 853{
 854	if (he->branch_info)
 855		return _hist_entry__dso_snprintf(he->branch_info->to.ms.map,
 856						 bf, size, width);
 857	else
 858		return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
 859}
 860
 861static int hist_entry__dso_to_filter(struct hist_entry *he, int type,
 862				     const void *arg)
 863{
 864	const struct dso *dso = arg;
 865
 866	if (type != HIST_FILTER__DSO)
 867		return -1;
 868
 869	return dso && (!he->branch_info || !he->branch_info->to.ms.map ||
 870		       he->branch_info->to.ms.map->dso != dso);
 871}
 872
 873static int64_t
 874sort__sym_from_cmp(struct hist_entry *left, struct hist_entry *right)
 875{
 876	struct addr_map_symbol *from_l = &left->branch_info->from;
 877	struct addr_map_symbol *from_r = &right->branch_info->from;
 878
 879	if (!left->branch_info || !right->branch_info)
 880		return cmp_null(left->branch_info, right->branch_info);
 881
 882	from_l = &left->branch_info->from;
 883	from_r = &right->branch_info->from;
 884
 885	if (!from_l->ms.sym && !from_r->ms.sym)
 886		return _sort__addr_cmp(from_l->addr, from_r->addr);
 887
 888	return _sort__sym_cmp(from_l->ms.sym, from_r->ms.sym);
 889}
 890
 891static int64_t
 892sort__sym_to_cmp(struct hist_entry *left, struct hist_entry *right)
 893{
 894	struct addr_map_symbol *to_l, *to_r;
 895
 896	if (!left->branch_info || !right->branch_info)
 897		return cmp_null(left->branch_info, right->branch_info);
 898
 899	to_l = &left->branch_info->to;
 900	to_r = &right->branch_info->to;
 901
 902	if (!to_l->ms.sym && !to_r->ms.sym)
 903		return _sort__addr_cmp(to_l->addr, to_r->addr);
 904
 905	return _sort__sym_cmp(to_l->ms.sym, to_r->ms.sym);
 906}
 907
 908static int hist_entry__sym_from_snprintf(struct hist_entry *he, char *bf,
 909					 size_t size, unsigned int width)
 910{
 911	if (he->branch_info) {
 912		struct addr_map_symbol *from = &he->branch_info->from;
 913
 914		return _hist_entry__sym_snprintf(&from->ms, from->al_addr,
 915						 he->level, bf, size, width);
 916	}
 917
 918	return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
 919}
 920
 921static int hist_entry__sym_to_snprintf(struct hist_entry *he, char *bf,
 922				       size_t size, unsigned int width)
 923{
 924	if (he->branch_info) {
 925		struct addr_map_symbol *to = &he->branch_info->to;
 926
 927		return _hist_entry__sym_snprintf(&to->ms, to->al_addr,
 928						 he->level, bf, size, width);
 929	}
 930
 931	return repsep_snprintf(bf, size, "%-*.*s", width, width, "N/A");
 932}
 933
 934static int hist_entry__sym_from_filter(struct hist_entry *he, int type,
 935				       const void *arg)
 936{
 937	const char *sym = arg;
 938
 939	if (type != HIST_FILTER__SYMBOL)
 940		return -1;
 941
 942	return sym && !(he->branch_info && he->branch_info->from.ms.sym &&
 943			strstr(he->branch_info->from.ms.sym->name, sym));
 944}
 945
 946static int hist_entry__sym_to_filter(struct hist_entry *he, int type,
 947				       const void *arg)
 948{
 949	const char *sym = arg;
 950
 951	if (type != HIST_FILTER__SYMBOL)
 952		return -1;
 953
 954	return sym && !(he->branch_info && he->branch_info->to.ms.sym &&
 955		        strstr(he->branch_info->to.ms.sym->name, sym));
 956}
 957
 958struct sort_entry sort_dso_from = {
 959	.se_header	= "Source Shared Object",
 960	.se_cmp		= sort__dso_from_cmp,
 961	.se_snprintf	= hist_entry__dso_from_snprintf,
 962	.se_filter	= hist_entry__dso_from_filter,
 963	.se_width_idx	= HISTC_DSO_FROM,
 964};
 965
 966struct sort_entry sort_dso_to = {
 967	.se_header	= "Target Shared Object",
 968	.se_cmp		= sort__dso_to_cmp,
 969	.se_snprintf	= hist_entry__dso_to_snprintf,
 970	.se_filter	= hist_entry__dso_to_filter,
 971	.se_width_idx	= HISTC_DSO_TO,
 972};
 973
 974struct sort_entry sort_sym_from = {
 975	.se_header	= "Source Symbol",
 976	.se_cmp		= sort__sym_from_cmp,
 977	.se_snprintf	= hist_entry__sym_from_snprintf,
 978	.se_filter	= hist_entry__sym_from_filter,
 979	.se_width_idx	= HISTC_SYMBOL_FROM,
 980};
 981
 982struct sort_entry sort_sym_to = {
 983	.se_header	= "Target Symbol",
 984	.se_cmp		= sort__sym_to_cmp,
 985	.se_snprintf	= hist_entry__sym_to_snprintf,
 986	.se_filter	= hist_entry__sym_to_filter,
 987	.se_width_idx	= HISTC_SYMBOL_TO,
 988};
 989
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 990static int64_t
 991sort__mispredict_cmp(struct hist_entry *left, struct hist_entry *right)
 992{
 993	unsigned char mp, p;
 994
 995	if (!left->branch_info || !right->branch_info)
 996		return cmp_null(left->branch_info, right->branch_info);
 997
 998	mp = left->branch_info->flags.mispred != right->branch_info->flags.mispred;
 999	p  = left->branch_info->flags.predicted != right->branch_info->flags.predicted;
1000	return mp || p;
1001}
1002
1003static int hist_entry__mispredict_snprintf(struct hist_entry *he, char *bf,
1004				    size_t size, unsigned int width){
1005	static const char *out = "N/A";
1006
1007	if (he->branch_info) {
1008		if (he->branch_info->flags.predicted)
1009			out = "N";
1010		else if (he->branch_info->flags.mispred)
1011			out = "Y";
1012	}
1013
1014	return repsep_snprintf(bf, size, "%-*.*s", width, width, out);
1015}
1016
1017static int64_t
1018sort__cycles_cmp(struct hist_entry *left, struct hist_entry *right)
1019{
1020	if (!left->branch_info || !right->branch_info)
1021		return cmp_null(left->branch_info, right->branch_info);
1022
1023	return left->branch_info->flags.cycles -
1024		right->branch_info->flags.cycles;
1025}
1026
1027static int hist_entry__cycles_snprintf(struct hist_entry *he, char *bf,
1028				    size_t size, unsigned int width)
1029{
1030	if (!he->branch_info)
1031		return scnprintf(bf, size, "%-.*s", width, "N/A");
1032	if (he->branch_info->flags.cycles == 0)
1033		return repsep_snprintf(bf, size, "%-*s", width, "-");
1034	return repsep_snprintf(bf, size, "%-*hd", width,
1035			       he->branch_info->flags.cycles);
1036}
1037
1038struct sort_entry sort_cycles = {
1039	.se_header	= "Basic Block Cycles",
1040	.se_cmp		= sort__cycles_cmp,
1041	.se_snprintf	= hist_entry__cycles_snprintf,
1042	.se_width_idx	= HISTC_CYCLES,
1043};
1044
1045/* --sort daddr_sym */
1046int64_t
1047sort__daddr_cmp(struct hist_entry *left, struct hist_entry *right)
1048{
1049	uint64_t l = 0, r = 0;
1050
1051	if (left->mem_info)
1052		l = left->mem_info->daddr.addr;
1053	if (right->mem_info)
1054		r = right->mem_info->daddr.addr;
1055
1056	return (int64_t)(r - l);
1057}
1058
1059static int hist_entry__daddr_snprintf(struct hist_entry *he, char *bf,
1060				    size_t size, unsigned int width)
1061{
1062	uint64_t addr = 0;
1063	struct map_symbol *ms = NULL;
1064
1065	if (he->mem_info) {
1066		addr = he->mem_info->daddr.addr;
1067		ms = &he->mem_info->daddr.ms;
1068	}
1069	return _hist_entry__sym_snprintf(ms, addr, he->level, bf, size, width);
1070}
1071
1072int64_t
1073sort__iaddr_cmp(struct hist_entry *left, struct hist_entry *right)
1074{
1075	uint64_t l = 0, r = 0;
1076
1077	if (left->mem_info)
1078		l = left->mem_info->iaddr.addr;
1079	if (right->mem_info)
1080		r = right->mem_info->iaddr.addr;
1081
1082	return (int64_t)(r - l);
1083}
1084
1085static int hist_entry__iaddr_snprintf(struct hist_entry *he, char *bf,
1086				    size_t size, unsigned int width)
1087{
1088	uint64_t addr = 0;
1089	struct map_symbol *ms = NULL;
1090
1091	if (he->mem_info) {
1092		addr = he->mem_info->iaddr.addr;
1093		ms   = &he->mem_info->iaddr.ms;
1094	}
1095	return _hist_entry__sym_snprintf(ms, addr, he->level, bf, size, width);
1096}
1097
1098static int64_t
1099sort__dso_daddr_cmp(struct hist_entry *left, struct hist_entry *right)
1100{
1101	struct map *map_l = NULL;
1102	struct map *map_r = NULL;
1103
1104	if (left->mem_info)
1105		map_l = left->mem_info->daddr.ms.map;
1106	if (right->mem_info)
1107		map_r = right->mem_info->daddr.ms.map;
1108
1109	return _sort__dso_cmp(map_l, map_r);
1110}
1111
1112static int hist_entry__dso_daddr_snprintf(struct hist_entry *he, char *bf,
1113				    size_t size, unsigned int width)
1114{
1115	struct map *map = NULL;
1116
1117	if (he->mem_info)
1118		map = he->mem_info->daddr.ms.map;
1119
1120	return _hist_entry__dso_snprintf(map, bf, size, width);
1121}
1122
1123static int64_t
1124sort__locked_cmp(struct hist_entry *left, struct hist_entry *right)
1125{
1126	union perf_mem_data_src data_src_l;
1127	union perf_mem_data_src data_src_r;
1128
1129	if (left->mem_info)
1130		data_src_l = left->mem_info->data_src;
1131	else
1132		data_src_l.mem_lock = PERF_MEM_LOCK_NA;
1133
1134	if (right->mem_info)
1135		data_src_r = right->mem_info->data_src;
1136	else
1137		data_src_r.mem_lock = PERF_MEM_LOCK_NA;
1138
1139	return (int64_t)(data_src_r.mem_lock - data_src_l.mem_lock);
1140}
1141
1142static int hist_entry__locked_snprintf(struct hist_entry *he, char *bf,
1143				    size_t size, unsigned int width)
1144{
1145	char out[10];
1146
1147	perf_mem__lck_scnprintf(out, sizeof(out), he->mem_info);
1148	return repsep_snprintf(bf, size, "%.*s", width, out);
1149}
1150
1151static int64_t
1152sort__tlb_cmp(struct hist_entry *left, struct hist_entry *right)
1153{
1154	union perf_mem_data_src data_src_l;
1155	union perf_mem_data_src data_src_r;
1156
1157	if (left->mem_info)
1158		data_src_l = left->mem_info->data_src;
1159	else
1160		data_src_l.mem_dtlb = PERF_MEM_TLB_NA;
1161
1162	if (right->mem_info)
1163		data_src_r = right->mem_info->data_src;
1164	else
1165		data_src_r.mem_dtlb = PERF_MEM_TLB_NA;
1166
1167	return (int64_t)(data_src_r.mem_dtlb - data_src_l.mem_dtlb);
1168}
1169
1170static int hist_entry__tlb_snprintf(struct hist_entry *he, char *bf,
1171				    size_t size, unsigned int width)
1172{
1173	char out[64];
1174
1175	perf_mem__tlb_scnprintf(out, sizeof(out), he->mem_info);
1176	return repsep_snprintf(bf, size, "%-*s", width, out);
1177}
1178
1179static int64_t
1180sort__lvl_cmp(struct hist_entry *left, struct hist_entry *right)
1181{
1182	union perf_mem_data_src data_src_l;
1183	union perf_mem_data_src data_src_r;
1184
1185	if (left->mem_info)
1186		data_src_l = left->mem_info->data_src;
1187	else
1188		data_src_l.mem_lvl = PERF_MEM_LVL_NA;
1189
1190	if (right->mem_info)
1191		data_src_r = right->mem_info->data_src;
1192	else
1193		data_src_r.mem_lvl = PERF_MEM_LVL_NA;
1194
1195	return (int64_t)(data_src_r.mem_lvl - data_src_l.mem_lvl);
1196}
1197
1198static int hist_entry__lvl_snprintf(struct hist_entry *he, char *bf,
1199				    size_t size, unsigned int width)
1200{
1201	char out[64];
1202
1203	perf_mem__lvl_scnprintf(out, sizeof(out), he->mem_info);
1204	return repsep_snprintf(bf, size, "%-*s", width, out);
1205}
1206
1207static int64_t
1208sort__snoop_cmp(struct hist_entry *left, struct hist_entry *right)
1209{
1210	union perf_mem_data_src data_src_l;
1211	union perf_mem_data_src data_src_r;
1212
1213	if (left->mem_info)
1214		data_src_l = left->mem_info->data_src;
1215	else
1216		data_src_l.mem_snoop = PERF_MEM_SNOOP_NA;
1217
1218	if (right->mem_info)
1219		data_src_r = right->mem_info->data_src;
1220	else
1221		data_src_r.mem_snoop = PERF_MEM_SNOOP_NA;
1222
1223	return (int64_t)(data_src_r.mem_snoop - data_src_l.mem_snoop);
1224}
1225
1226static int hist_entry__snoop_snprintf(struct hist_entry *he, char *bf,
1227				    size_t size, unsigned int width)
1228{
1229	char out[64];
1230
1231	perf_mem__snp_scnprintf(out, sizeof(out), he->mem_info);
1232	return repsep_snprintf(bf, size, "%-*s", width, out);
1233}
1234
1235int64_t
1236sort__dcacheline_cmp(struct hist_entry *left, struct hist_entry *right)
1237{
1238	u64 l, r;
1239	struct map *l_map, *r_map;
 
1240	int rc;
1241
1242	if (!left->mem_info)  return -1;
1243	if (!right->mem_info) return 1;
1244
1245	/* group event types together */
1246	if (left->cpumode > right->cpumode) return -1;
1247	if (left->cpumode < right->cpumode) return 1;
1248
1249	l_map = left->mem_info->daddr.ms.map;
1250	r_map = right->mem_info->daddr.ms.map;
1251
1252	/* if both are NULL, jump to sort on al_addr instead */
1253	if (!l_map && !r_map)
1254		goto addr;
1255
1256	if (!l_map) return -1;
1257	if (!r_map) return 1;
1258
1259	rc = dso__cmp_id(l_map->dso, r_map->dso);
 
 
1260	if (rc)
1261		return rc;
1262	/*
1263	 * Addresses with no major/minor numbers are assumed to be
1264	 * anonymous in userspace.  Sort those on pid then address.
1265	 *
1266	 * The kernel and non-zero major/minor mapped areas are
1267	 * assumed to be unity mapped.  Sort those on address.
1268	 */
1269
1270	if ((left->cpumode != PERF_RECORD_MISC_KERNEL) &&
1271	    (!(l_map->flags & MAP_SHARED)) &&
1272	    !l_map->dso->id.maj && !l_map->dso->id.min &&
1273	    !l_map->dso->id.ino && !l_map->dso->id.ino_generation) {
1274		/* userspace anonymous */
1275
1276		if (left->thread->pid_ > right->thread->pid_) return -1;
1277		if (left->thread->pid_ < right->thread->pid_) return 1;
 
 
1278	}
1279
1280addr:
1281	/* al_addr does all the right addr - start + offset calculations */
1282	l = cl_address(left->mem_info->daddr.al_addr);
1283	r = cl_address(right->mem_info->daddr.al_addr);
1284
1285	if (l > r) return -1;
1286	if (l < r) return 1;
1287
1288	return 0;
1289}
1290
1291static int hist_entry__dcacheline_snprintf(struct hist_entry *he, char *bf,
1292					  size_t size, unsigned int width)
1293{
1294
1295	uint64_t addr = 0;
1296	struct map_symbol *ms = NULL;
1297	char level = he->level;
1298
1299	if (he->mem_info) {
1300		struct map *map = he->mem_info->daddr.ms.map;
 
1301
1302		addr = cl_address(he->mem_info->daddr.al_addr);
1303		ms = &he->mem_info->daddr.ms;
1304
1305		/* print [s] for shared data mmaps */
1306		if ((he->cpumode != PERF_RECORD_MISC_KERNEL) &&
1307		     map && !(map->prot & PROT_EXEC) &&
1308		    (map->flags & MAP_SHARED) &&
1309		    (map->dso->id.maj || map->dso->id.min ||
1310		     map->dso->id.ino || map->dso->id.ino_generation))
1311			level = 's';
1312		else if (!map)
1313			level = 'X';
1314	}
1315	return _hist_entry__sym_snprintf(ms, addr, level, bf, size, width);
1316}
1317
1318struct sort_entry sort_mispredict = {
1319	.se_header	= "Branch Mispredicted",
1320	.se_cmp		= sort__mispredict_cmp,
1321	.se_snprintf	= hist_entry__mispredict_snprintf,
1322	.se_width_idx	= HISTC_MISPREDICT,
1323};
1324
1325static u64 he_weight(struct hist_entry *he)
1326{
1327	return he->stat.nr_events ? he->stat.weight / he->stat.nr_events : 0;
1328}
1329
1330static int64_t
1331sort__local_weight_cmp(struct hist_entry *left, struct hist_entry *right)
1332{
1333	return he_weight(left) - he_weight(right);
1334}
1335
1336static int hist_entry__local_weight_snprintf(struct hist_entry *he, char *bf,
1337				    size_t size, unsigned int width)
1338{
1339	return repsep_snprintf(bf, size, "%-*llu", width, he_weight(he));
1340}
1341
1342struct sort_entry sort_local_weight = {
1343	.se_header	= "Local Weight",
1344	.se_cmp		= sort__local_weight_cmp,
1345	.se_snprintf	= hist_entry__local_weight_snprintf,
1346	.se_width_idx	= HISTC_LOCAL_WEIGHT,
1347};
1348
1349static int64_t
1350sort__global_weight_cmp(struct hist_entry *left, struct hist_entry *right)
1351{
1352	return left->stat.weight - right->stat.weight;
1353}
1354
1355static int hist_entry__global_weight_snprintf(struct hist_entry *he, char *bf,
1356					      size_t size, unsigned int width)
1357{
1358	return repsep_snprintf(bf, size, "%-*llu", width, he->stat.weight);
 
1359}
1360
1361struct sort_entry sort_global_weight = {
1362	.se_header	= "Weight",
1363	.se_cmp		= sort__global_weight_cmp,
1364	.se_snprintf	= hist_entry__global_weight_snprintf,
1365	.se_width_idx	= HISTC_GLOBAL_WEIGHT,
1366};
1367
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1368struct sort_entry sort_mem_daddr_sym = {
1369	.se_header	= "Data Symbol",
1370	.se_cmp		= sort__daddr_cmp,
1371	.se_snprintf	= hist_entry__daddr_snprintf,
1372	.se_width_idx	= HISTC_MEM_DADDR_SYMBOL,
1373};
1374
1375struct sort_entry sort_mem_iaddr_sym = {
1376	.se_header	= "Code Symbol",
1377	.se_cmp		= sort__iaddr_cmp,
1378	.se_snprintf	= hist_entry__iaddr_snprintf,
1379	.se_width_idx	= HISTC_MEM_IADDR_SYMBOL,
1380};
1381
1382struct sort_entry sort_mem_daddr_dso = {
1383	.se_header	= "Data Object",
1384	.se_cmp		= sort__dso_daddr_cmp,
1385	.se_snprintf	= hist_entry__dso_daddr_snprintf,
1386	.se_width_idx	= HISTC_MEM_DADDR_DSO,
1387};
1388
1389struct sort_entry sort_mem_locked = {
1390	.se_header	= "Locked",
1391	.se_cmp		= sort__locked_cmp,
1392	.se_snprintf	= hist_entry__locked_snprintf,
1393	.se_width_idx	= HISTC_MEM_LOCKED,
1394};
1395
1396struct sort_entry sort_mem_tlb = {
1397	.se_header	= "TLB access",
1398	.se_cmp		= sort__tlb_cmp,
1399	.se_snprintf	= hist_entry__tlb_snprintf,
1400	.se_width_idx	= HISTC_MEM_TLB,
1401};
1402
1403struct sort_entry sort_mem_lvl = {
1404	.se_header	= "Memory access",
1405	.se_cmp		= sort__lvl_cmp,
1406	.se_snprintf	= hist_entry__lvl_snprintf,
1407	.se_width_idx	= HISTC_MEM_LVL,
1408};
1409
1410struct sort_entry sort_mem_snoop = {
1411	.se_header	= "Snoop",
1412	.se_cmp		= sort__snoop_cmp,
1413	.se_snprintf	= hist_entry__snoop_snprintf,
1414	.se_width_idx	= HISTC_MEM_SNOOP,
1415};
1416
1417struct sort_entry sort_mem_dcacheline = {
1418	.se_header	= "Data Cacheline",
1419	.se_cmp		= sort__dcacheline_cmp,
1420	.se_snprintf	= hist_entry__dcacheline_snprintf,
1421	.se_width_idx	= HISTC_MEM_DCACHELINE,
1422};
1423
1424static int64_t
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1425sort__phys_daddr_cmp(struct hist_entry *left, struct hist_entry *right)
1426{
1427	uint64_t l = 0, r = 0;
1428
1429	if (left->mem_info)
1430		l = left->mem_info->daddr.phys_addr;
1431	if (right->mem_info)
1432		r = right->mem_info->daddr.phys_addr;
1433
1434	return (int64_t)(r - l);
1435}
1436
1437static int hist_entry__phys_daddr_snprintf(struct hist_entry *he, char *bf,
1438					   size_t size, unsigned int width)
1439{
1440	uint64_t addr = 0;
1441	size_t ret = 0;
1442	size_t len = BITS_PER_LONG / 4;
1443
1444	addr = he->mem_info->daddr.phys_addr;
1445
1446	ret += repsep_snprintf(bf + ret, size - ret, "[%c] ", he->level);
1447
1448	ret += repsep_snprintf(bf + ret, size - ret, "%-#.*llx", len, addr);
1449
1450	ret += repsep_snprintf(bf + ret, size - ret, "%-*s", width - ret, "");
1451
1452	if (ret > width)
1453		bf[width] = '\0';
1454
1455	return width;
1456}
1457
1458struct sort_entry sort_mem_phys_daddr = {
1459	.se_header	= "Data Physical Address",
1460	.se_cmp		= sort__phys_daddr_cmp,
1461	.se_snprintf	= hist_entry__phys_daddr_snprintf,
1462	.se_width_idx	= HISTC_MEM_PHYS_DADDR,
1463};
1464
1465static int64_t
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1466sort__abort_cmp(struct hist_entry *left, struct hist_entry *right)
1467{
1468	if (!left->branch_info || !right->branch_info)
1469		return cmp_null(left->branch_info, right->branch_info);
1470
1471	return left->branch_info->flags.abort !=
1472		right->branch_info->flags.abort;
1473}
1474
1475static int hist_entry__abort_snprintf(struct hist_entry *he, char *bf,
1476				    size_t size, unsigned int width)
1477{
1478	static const char *out = "N/A";
1479
1480	if (he->branch_info) {
1481		if (he->branch_info->flags.abort)
1482			out = "A";
1483		else
1484			out = ".";
1485	}
1486
1487	return repsep_snprintf(bf, size, "%-*s", width, out);
1488}
1489
1490struct sort_entry sort_abort = {
1491	.se_header	= "Transaction abort",
1492	.se_cmp		= sort__abort_cmp,
1493	.se_snprintf	= hist_entry__abort_snprintf,
1494	.se_width_idx	= HISTC_ABORT,
1495};
1496
1497static int64_t
1498sort__in_tx_cmp(struct hist_entry *left, struct hist_entry *right)
1499{
1500	if (!left->branch_info || !right->branch_info)
1501		return cmp_null(left->branch_info, right->branch_info);
1502
1503	return left->branch_info->flags.in_tx !=
1504		right->branch_info->flags.in_tx;
1505}
1506
1507static int hist_entry__in_tx_snprintf(struct hist_entry *he, char *bf,
1508				    size_t size, unsigned int width)
1509{
1510	static const char *out = "N/A";
1511
1512	if (he->branch_info) {
1513		if (he->branch_info->flags.in_tx)
1514			out = "T";
1515		else
1516			out = ".";
1517	}
1518
1519	return repsep_snprintf(bf, size, "%-*s", width, out);
1520}
1521
1522struct sort_entry sort_in_tx = {
1523	.se_header	= "Branch in transaction",
1524	.se_cmp		= sort__in_tx_cmp,
1525	.se_snprintf	= hist_entry__in_tx_snprintf,
1526	.se_width_idx	= HISTC_IN_TX,
1527};
1528
1529static int64_t
1530sort__transaction_cmp(struct hist_entry *left, struct hist_entry *right)
1531{
1532	return left->transaction - right->transaction;
1533}
1534
1535static inline char *add_str(char *p, const char *str)
1536{
1537	strcpy(p, str);
1538	return p + strlen(str);
1539}
1540
1541static struct txbit {
1542	unsigned flag;
1543	const char *name;
1544	int skip_for_len;
1545} txbits[] = {
1546	{ PERF_TXN_ELISION,        "EL ",        0 },
1547	{ PERF_TXN_TRANSACTION,    "TX ",        1 },
1548	{ PERF_TXN_SYNC,           "SYNC ",      1 },
1549	{ PERF_TXN_ASYNC,          "ASYNC ",     0 },
1550	{ PERF_TXN_RETRY,          "RETRY ",     0 },
1551	{ PERF_TXN_CONFLICT,       "CON ",       0 },
1552	{ PERF_TXN_CAPACITY_WRITE, "CAP-WRITE ", 1 },
1553	{ PERF_TXN_CAPACITY_READ,  "CAP-READ ",  0 },
1554	{ 0, NULL, 0 }
1555};
1556
1557int hist_entry__transaction_len(void)
1558{
1559	int i;
1560	int len = 0;
1561
1562	for (i = 0; txbits[i].name; i++) {
1563		if (!txbits[i].skip_for_len)
1564			len += strlen(txbits[i].name);
1565	}
1566	len += 4; /* :XX<space> */
1567	return len;
1568}
1569
1570static int hist_entry__transaction_snprintf(struct hist_entry *he, char *bf,
1571					    size_t size, unsigned int width)
1572{
1573	u64 t = he->transaction;
1574	char buf[128];
1575	char *p = buf;
1576	int i;
1577
1578	buf[0] = 0;
1579	for (i = 0; txbits[i].name; i++)
1580		if (txbits[i].flag & t)
1581			p = add_str(p, txbits[i].name);
1582	if (t && !(t & (PERF_TXN_SYNC|PERF_TXN_ASYNC)))
1583		p = add_str(p, "NEITHER ");
1584	if (t & PERF_TXN_ABORT_MASK) {
1585		sprintf(p, ":%" PRIx64,
1586			(t & PERF_TXN_ABORT_MASK) >>
1587			PERF_TXN_ABORT_SHIFT);
1588		p += strlen(p);
1589	}
1590
1591	return repsep_snprintf(bf, size, "%-*s", width, buf);
1592}
1593
1594struct sort_entry sort_transaction = {
1595	.se_header	= "Transaction                ",
1596	.se_cmp		= sort__transaction_cmp,
1597	.se_snprintf	= hist_entry__transaction_snprintf,
1598	.se_width_idx	= HISTC_TRANSACTION,
1599};
1600
1601/* --sort symbol_size */
1602
1603static int64_t _sort__sym_size_cmp(struct symbol *sym_l, struct symbol *sym_r)
1604{
1605	int64_t size_l = sym_l != NULL ? symbol__size(sym_l) : 0;
1606	int64_t size_r = sym_r != NULL ? symbol__size(sym_r) : 0;
1607
1608	return size_l < size_r ? -1 :
1609		size_l == size_r ? 0 : 1;
1610}
1611
1612static int64_t
1613sort__sym_size_cmp(struct hist_entry *left, struct hist_entry *right)
1614{
1615	return _sort__sym_size_cmp(right->ms.sym, left->ms.sym);
1616}
1617
1618static int _hist_entry__sym_size_snprintf(struct symbol *sym, char *bf,
1619					  size_t bf_size, unsigned int width)
1620{
1621	if (sym)
1622		return repsep_snprintf(bf, bf_size, "%*d", width, symbol__size(sym));
1623
1624	return repsep_snprintf(bf, bf_size, "%*s", width, "unknown");
1625}
1626
1627static int hist_entry__sym_size_snprintf(struct hist_entry *he, char *bf,
1628					 size_t size, unsigned int width)
1629{
1630	return _hist_entry__sym_size_snprintf(he->ms.sym, bf, size, width);
1631}
1632
1633struct sort_entry sort_sym_size = {
1634	.se_header	= "Symbol size",
1635	.se_cmp		= sort__sym_size_cmp,
1636	.se_snprintf	= hist_entry__sym_size_snprintf,
1637	.se_width_idx	= HISTC_SYM_SIZE,
1638};
1639
1640/* --sort dso_size */
1641
1642static int64_t _sort__dso_size_cmp(struct map *map_l, struct map *map_r)
1643{
1644	int64_t size_l = map_l != NULL ? map__size(map_l) : 0;
1645	int64_t size_r = map_r != NULL ? map__size(map_r) : 0;
1646
1647	return size_l < size_r ? -1 :
1648		size_l == size_r ? 0 : 1;
1649}
1650
1651static int64_t
1652sort__dso_size_cmp(struct hist_entry *left, struct hist_entry *right)
1653{
1654	return _sort__dso_size_cmp(right->ms.map, left->ms.map);
1655}
1656
1657static int _hist_entry__dso_size_snprintf(struct map *map, char *bf,
1658					  size_t bf_size, unsigned int width)
1659{
1660	if (map && map->dso)
1661		return repsep_snprintf(bf, bf_size, "%*d", width,
1662				       map__size(map));
1663
1664	return repsep_snprintf(bf, bf_size, "%*s", width, "unknown");
1665}
1666
1667static int hist_entry__dso_size_snprintf(struct hist_entry *he, char *bf,
1668					 size_t size, unsigned int width)
1669{
1670	return _hist_entry__dso_size_snprintf(he->ms.map, bf, size, width);
1671}
1672
1673struct sort_entry sort_dso_size = {
1674	.se_header	= "DSO size",
1675	.se_cmp		= sort__dso_size_cmp,
1676	.se_snprintf	= hist_entry__dso_size_snprintf,
1677	.se_width_idx	= HISTC_DSO_SIZE,
1678};
1679
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1680
1681struct sort_dimension {
1682	const char		*name;
1683	struct sort_entry	*entry;
1684	int			taken;
1685};
1686
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1687#define DIM(d, n, func) [d] = { .name = n, .entry = &(func) }
1688
1689static struct sort_dimension common_sort_dimensions[] = {
1690	DIM(SORT_PID, "pid", sort_thread),
1691	DIM(SORT_COMM, "comm", sort_comm),
1692	DIM(SORT_DSO, "dso", sort_dso),
1693	DIM(SORT_SYM, "symbol", sort_sym),
1694	DIM(SORT_PARENT, "parent", sort_parent),
1695	DIM(SORT_CPU, "cpu", sort_cpu),
1696	DIM(SORT_SOCKET, "socket", sort_socket),
1697	DIM(SORT_SRCLINE, "srcline", sort_srcline),
1698	DIM(SORT_SRCFILE, "srcfile", sort_srcfile),
1699	DIM(SORT_LOCAL_WEIGHT, "local_weight", sort_local_weight),
1700	DIM(SORT_GLOBAL_WEIGHT, "weight", sort_global_weight),
1701	DIM(SORT_TRANSACTION, "transaction", sort_transaction),
 
1702	DIM(SORT_TRACE, "trace", sort_trace),
 
1703	DIM(SORT_SYM_SIZE, "symbol_size", sort_sym_size),
1704	DIM(SORT_DSO_SIZE, "dso_size", sort_dso_size),
1705	DIM(SORT_CGROUP, "cgroup", sort_cgroup),
1706	DIM(SORT_CGROUP_ID, "cgroup_id", sort_cgroup_id),
1707	DIM(SORT_SYM_IPC_NULL, "ipc_null", sort_sym_ipc_null),
1708	DIM(SORT_TIME, "time", sort_time),
 
 
 
 
 
 
 
 
 
 
 
 
1709};
1710
1711#undef DIM
1712
1713#define DIM(d, n, func) [d - __SORT_BRANCH_STACK] = { .name = n, .entry = &(func) }
1714
1715static struct sort_dimension bstack_sort_dimensions[] = {
1716	DIM(SORT_DSO_FROM, "dso_from", sort_dso_from),
1717	DIM(SORT_DSO_TO, "dso_to", sort_dso_to),
1718	DIM(SORT_SYM_FROM, "symbol_from", sort_sym_from),
1719	DIM(SORT_SYM_TO, "symbol_to", sort_sym_to),
1720	DIM(SORT_MISPREDICT, "mispredict", sort_mispredict),
1721	DIM(SORT_IN_TX, "in_tx", sort_in_tx),
1722	DIM(SORT_ABORT, "abort", sort_abort),
1723	DIM(SORT_CYCLES, "cycles", sort_cycles),
1724	DIM(SORT_SRCLINE_FROM, "srcline_from", sort_srcline_from),
1725	DIM(SORT_SRCLINE_TO, "srcline_to", sort_srcline_to),
1726	DIM(SORT_SYM_IPC, "ipc_lbr", sort_sym_ipc),
 
 
1727};
1728
1729#undef DIM
1730
1731#define DIM(d, n, func) [d - __SORT_MEMORY_MODE] = { .name = n, .entry = &(func) }
1732
1733static struct sort_dimension memory_sort_dimensions[] = {
1734	DIM(SORT_MEM_DADDR_SYMBOL, "symbol_daddr", sort_mem_daddr_sym),
1735	DIM(SORT_MEM_IADDR_SYMBOL, "symbol_iaddr", sort_mem_iaddr_sym),
1736	DIM(SORT_MEM_DADDR_DSO, "dso_daddr", sort_mem_daddr_dso),
1737	DIM(SORT_MEM_LOCKED, "locked", sort_mem_locked),
1738	DIM(SORT_MEM_TLB, "tlb", sort_mem_tlb),
1739	DIM(SORT_MEM_LVL, "mem", sort_mem_lvl),
1740	DIM(SORT_MEM_SNOOP, "snoop", sort_mem_snoop),
1741	DIM(SORT_MEM_DCACHELINE, "dcacheline", sort_mem_dcacheline),
1742	DIM(SORT_MEM_PHYS_DADDR, "phys_daddr", sort_mem_phys_daddr),
 
 
1743};
1744
1745#undef DIM
1746
1747struct hpp_dimension {
1748	const char		*name;
1749	struct perf_hpp_fmt	*fmt;
1750	int			taken;
1751};
1752
1753#define DIM(d, n) { .name = n, .fmt = &perf_hpp__format[d], }
1754
1755static struct hpp_dimension hpp_sort_dimensions[] = {
1756	DIM(PERF_HPP__OVERHEAD, "overhead"),
1757	DIM(PERF_HPP__OVERHEAD_SYS, "overhead_sys"),
1758	DIM(PERF_HPP__OVERHEAD_US, "overhead_us"),
1759	DIM(PERF_HPP__OVERHEAD_GUEST_SYS, "overhead_guest_sys"),
1760	DIM(PERF_HPP__OVERHEAD_GUEST_US, "overhead_guest_us"),
1761	DIM(PERF_HPP__OVERHEAD_ACC, "overhead_children"),
1762	DIM(PERF_HPP__SAMPLES, "sample"),
1763	DIM(PERF_HPP__PERIOD, "period"),
1764};
1765
1766#undef DIM
1767
1768struct hpp_sort_entry {
1769	struct perf_hpp_fmt hpp;
1770	struct sort_entry *se;
1771};
1772
1773void perf_hpp__reset_sort_width(struct perf_hpp_fmt *fmt, struct hists *hists)
1774{
1775	struct hpp_sort_entry *hse;
1776
1777	if (!perf_hpp__is_sort_entry(fmt))
1778		return;
1779
1780	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1781	hists__new_col_len(hists, hse->se->se_width_idx, strlen(fmt->name));
1782}
1783
1784static int __sort__hpp_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
1785			      struct hists *hists, int line __maybe_unused,
1786			      int *span __maybe_unused)
1787{
1788	struct hpp_sort_entry *hse;
1789	size_t len = fmt->user_len;
1790
1791	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1792
1793	if (!len)
1794		len = hists__col_len(hists, hse->se->se_width_idx);
1795
1796	return scnprintf(hpp->buf, hpp->size, "%-*.*s", len, len, fmt->name);
1797}
1798
1799static int __sort__hpp_width(struct perf_hpp_fmt *fmt,
1800			     struct perf_hpp *hpp __maybe_unused,
1801			     struct hists *hists)
1802{
1803	struct hpp_sort_entry *hse;
1804	size_t len = fmt->user_len;
1805
1806	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1807
1808	if (!len)
1809		len = hists__col_len(hists, hse->se->se_width_idx);
1810
1811	return len;
1812}
1813
1814static int __sort__hpp_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
1815			     struct hist_entry *he)
1816{
1817	struct hpp_sort_entry *hse;
1818	size_t len = fmt->user_len;
1819
1820	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1821
1822	if (!len)
1823		len = hists__col_len(he->hists, hse->se->se_width_idx);
1824
1825	return hse->se->se_snprintf(he, hpp->buf, hpp->size, len);
1826}
1827
1828static int64_t __sort__hpp_cmp(struct perf_hpp_fmt *fmt,
1829			       struct hist_entry *a, struct hist_entry *b)
1830{
1831	struct hpp_sort_entry *hse;
1832
1833	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1834	return hse->se->se_cmp(a, b);
1835}
1836
1837static int64_t __sort__hpp_collapse(struct perf_hpp_fmt *fmt,
1838				    struct hist_entry *a, struct hist_entry *b)
1839{
1840	struct hpp_sort_entry *hse;
1841	int64_t (*collapse_fn)(struct hist_entry *, struct hist_entry *);
1842
1843	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1844	collapse_fn = hse->se->se_collapse ?: hse->se->se_cmp;
1845	return collapse_fn(a, b);
1846}
1847
1848static int64_t __sort__hpp_sort(struct perf_hpp_fmt *fmt,
1849				struct hist_entry *a, struct hist_entry *b)
1850{
1851	struct hpp_sort_entry *hse;
1852	int64_t (*sort_fn)(struct hist_entry *, struct hist_entry *);
1853
1854	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1855	sort_fn = hse->se->se_sort ?: hse->se->se_cmp;
1856	return sort_fn(a, b);
1857}
1858
1859bool perf_hpp__is_sort_entry(struct perf_hpp_fmt *format)
1860{
1861	return format->header == __sort__hpp_header;
1862}
1863
1864#define MK_SORT_ENTRY_CHK(key)					\
1865bool perf_hpp__is_ ## key ## _entry(struct perf_hpp_fmt *fmt)	\
1866{								\
1867	struct hpp_sort_entry *hse;				\
1868								\
1869	if (!perf_hpp__is_sort_entry(fmt))			\
1870		return false;					\
1871								\
1872	hse = container_of(fmt, struct hpp_sort_entry, hpp);	\
1873	return hse->se == &sort_ ## key ;			\
1874}
1875
 
1876MK_SORT_ENTRY_CHK(trace)
 
 
 
 
 
 
1877MK_SORT_ENTRY_CHK(srcline)
1878MK_SORT_ENTRY_CHK(srcfile)
1879MK_SORT_ENTRY_CHK(thread)
1880MK_SORT_ENTRY_CHK(comm)
1881MK_SORT_ENTRY_CHK(dso)
1882MK_SORT_ENTRY_CHK(sym)
1883
1884
1885static bool __sort__hpp_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
1886{
1887	struct hpp_sort_entry *hse_a;
1888	struct hpp_sort_entry *hse_b;
1889
1890	if (!perf_hpp__is_sort_entry(a) || !perf_hpp__is_sort_entry(b))
1891		return false;
1892
1893	hse_a = container_of(a, struct hpp_sort_entry, hpp);
1894	hse_b = container_of(b, struct hpp_sort_entry, hpp);
1895
1896	return hse_a->se == hse_b->se;
1897}
1898
1899static void hse_free(struct perf_hpp_fmt *fmt)
1900{
1901	struct hpp_sort_entry *hse;
1902
1903	hse = container_of(fmt, struct hpp_sort_entry, hpp);
1904	free(hse);
1905}
1906
 
 
 
 
 
 
 
 
 
 
 
 
 
1907static struct hpp_sort_entry *
1908__sort_dimension__alloc_hpp(struct sort_dimension *sd, int level)
1909{
1910	struct hpp_sort_entry *hse;
1911
1912	hse = malloc(sizeof(*hse));
1913	if (hse == NULL) {
1914		pr_err("Memory allocation failed\n");
1915		return NULL;
1916	}
1917
1918	hse->se = sd->entry;
1919	hse->hpp.name = sd->entry->se_header;
1920	hse->hpp.header = __sort__hpp_header;
1921	hse->hpp.width = __sort__hpp_width;
1922	hse->hpp.entry = __sort__hpp_entry;
1923	hse->hpp.color = NULL;
1924
1925	hse->hpp.cmp = __sort__hpp_cmp;
1926	hse->hpp.collapse = __sort__hpp_collapse;
1927	hse->hpp.sort = __sort__hpp_sort;
1928	hse->hpp.equal = __sort__hpp_equal;
1929	hse->hpp.free = hse_free;
 
1930
1931	INIT_LIST_HEAD(&hse->hpp.list);
1932	INIT_LIST_HEAD(&hse->hpp.sort_list);
1933	hse->hpp.elide = false;
1934	hse->hpp.len = 0;
1935	hse->hpp.user_len = 0;
1936	hse->hpp.level = level;
1937
1938	return hse;
1939}
1940
1941static void hpp_free(struct perf_hpp_fmt *fmt)
1942{
1943	free(fmt);
1944}
1945
1946static struct perf_hpp_fmt *__hpp_dimension__alloc_hpp(struct hpp_dimension *hd,
1947						       int level)
1948{
1949	struct perf_hpp_fmt *fmt;
1950
1951	fmt = memdup(hd->fmt, sizeof(*fmt));
1952	if (fmt) {
1953		INIT_LIST_HEAD(&fmt->list);
1954		INIT_LIST_HEAD(&fmt->sort_list);
1955		fmt->free = hpp_free;
1956		fmt->level = level;
1957	}
1958
1959	return fmt;
1960}
1961
1962int hist_entry__filter(struct hist_entry *he, int type, const void *arg)
1963{
1964	struct perf_hpp_fmt *fmt;
1965	struct hpp_sort_entry *hse;
1966	int ret = -1;
1967	int r;
1968
1969	perf_hpp_list__for_each_format(he->hpp_list, fmt) {
1970		if (!perf_hpp__is_sort_entry(fmt))
1971			continue;
1972
1973		hse = container_of(fmt, struct hpp_sort_entry, hpp);
1974		if (hse->se->se_filter == NULL)
1975			continue;
1976
1977		/*
1978		 * hist entry is filtered if any of sort key in the hpp list
1979		 * is applied.  But it should skip non-matched filter types.
1980		 */
1981		r = hse->se->se_filter(he, type, arg);
1982		if (r >= 0) {
1983			if (ret < 0)
1984				ret = 0;
1985			ret |= r;
1986		}
1987	}
1988
1989	return ret;
1990}
1991
1992static int __sort_dimension__add_hpp_sort(struct sort_dimension *sd,
1993					  struct perf_hpp_list *list,
1994					  int level)
1995{
1996	struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, level);
1997
1998	if (hse == NULL)
1999		return -1;
2000
2001	perf_hpp_list__register_sort_field(list, &hse->hpp);
2002	return 0;
2003}
2004
2005static int __sort_dimension__add_hpp_output(struct sort_dimension *sd,
2006					    struct perf_hpp_list *list)
2007{
2008	struct hpp_sort_entry *hse = __sort_dimension__alloc_hpp(sd, 0);
2009
2010	if (hse == NULL)
2011		return -1;
2012
2013	perf_hpp_list__column_register(list, &hse->hpp);
2014	return 0;
2015}
2016
 
 
 
 
 
 
 
 
 
 
 
2017struct hpp_dynamic_entry {
2018	struct perf_hpp_fmt hpp;
2019	struct evsel *evsel;
2020	struct tep_format_field *field;
2021	unsigned dynamic_len;
2022	bool raw_trace;
2023};
2024
2025static int hde_width(struct hpp_dynamic_entry *hde)
2026{
2027	if (!hde->hpp.len) {
2028		int len = hde->dynamic_len;
2029		int namelen = strlen(hde->field->name);
2030		int fieldlen = hde->field->size;
2031
2032		if (namelen > len)
2033			len = namelen;
2034
2035		if (!(hde->field->flags & TEP_FIELD_IS_STRING)) {
2036			/* length for print hex numbers */
2037			fieldlen = hde->field->size * 2 + 2;
2038		}
2039		if (fieldlen > len)
2040			len = fieldlen;
2041
2042		hde->hpp.len = len;
2043	}
2044	return hde->hpp.len;
2045}
2046
2047static void update_dynamic_len(struct hpp_dynamic_entry *hde,
2048			       struct hist_entry *he)
2049{
2050	char *str, *pos;
2051	struct tep_format_field *field = hde->field;
2052	size_t namelen;
2053	bool last = false;
2054
2055	if (hde->raw_trace)
2056		return;
2057
2058	/* parse pretty print result and update max length */
2059	if (!he->trace_output)
2060		he->trace_output = get_trace_output(he);
2061
2062	namelen = strlen(field->name);
2063	str = he->trace_output;
2064
2065	while (str) {
2066		pos = strchr(str, ' ');
2067		if (pos == NULL) {
2068			last = true;
2069			pos = str + strlen(str);
2070		}
2071
2072		if (!strncmp(str, field->name, namelen)) {
2073			size_t len;
2074
2075			str += namelen + 1;
2076			len = pos - str;
2077
2078			if (len > hde->dynamic_len)
2079				hde->dynamic_len = len;
2080			break;
2081		}
2082
2083		if (last)
2084			str = NULL;
2085		else
2086			str = pos + 1;
2087	}
2088}
2089
2090static int __sort__hde_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
2091			      struct hists *hists __maybe_unused,
2092			      int line __maybe_unused,
2093			      int *span __maybe_unused)
2094{
2095	struct hpp_dynamic_entry *hde;
2096	size_t len = fmt->user_len;
2097
2098	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2099
2100	if (!len)
2101		len = hde_width(hde);
2102
2103	return scnprintf(hpp->buf, hpp->size, "%*.*s", len, len, hde->field->name);
2104}
2105
2106static int __sort__hde_width(struct perf_hpp_fmt *fmt,
2107			     struct perf_hpp *hpp __maybe_unused,
2108			     struct hists *hists __maybe_unused)
2109{
2110	struct hpp_dynamic_entry *hde;
2111	size_t len = fmt->user_len;
2112
2113	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2114
2115	if (!len)
2116		len = hde_width(hde);
2117
2118	return len;
2119}
2120
2121bool perf_hpp__defined_dynamic_entry(struct perf_hpp_fmt *fmt, struct hists *hists)
2122{
2123	struct hpp_dynamic_entry *hde;
2124
2125	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2126
2127	return hists_to_evsel(hists) == hde->evsel;
2128}
2129
2130static int __sort__hde_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
2131			     struct hist_entry *he)
2132{
2133	struct hpp_dynamic_entry *hde;
2134	size_t len = fmt->user_len;
2135	char *str, *pos;
2136	struct tep_format_field *field;
2137	size_t namelen;
2138	bool last = false;
2139	int ret;
2140
2141	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2142
2143	if (!len)
2144		len = hde_width(hde);
2145
2146	if (hde->raw_trace)
2147		goto raw_field;
2148
2149	if (!he->trace_output)
2150		he->trace_output = get_trace_output(he);
2151
2152	field = hde->field;
2153	namelen = strlen(field->name);
2154	str = he->trace_output;
2155
2156	while (str) {
2157		pos = strchr(str, ' ');
2158		if (pos == NULL) {
2159			last = true;
2160			pos = str + strlen(str);
2161		}
2162
2163		if (!strncmp(str, field->name, namelen)) {
2164			str += namelen + 1;
2165			str = strndup(str, pos - str);
2166
2167			if (str == NULL)
2168				return scnprintf(hpp->buf, hpp->size,
2169						 "%*.*s", len, len, "ERROR");
2170			break;
2171		}
2172
2173		if (last)
2174			str = NULL;
2175		else
2176			str = pos + 1;
2177	}
2178
2179	if (str == NULL) {
2180		struct trace_seq seq;
2181raw_field:
2182		trace_seq_init(&seq);
2183		tep_print_field(&seq, he->raw_data, hde->field);
2184		str = seq.buffer;
2185	}
2186
2187	ret = scnprintf(hpp->buf, hpp->size, "%*.*s", len, len, str);
2188	free(str);
2189	return ret;
2190}
2191
2192static int64_t __sort__hde_cmp(struct perf_hpp_fmt *fmt,
2193			       struct hist_entry *a, struct hist_entry *b)
2194{
2195	struct hpp_dynamic_entry *hde;
2196	struct tep_format_field *field;
2197	unsigned offset, size;
2198
2199	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2200
2201	if (b == NULL) {
2202		update_dynamic_len(hde, a);
2203		return 0;
2204	}
2205
2206	field = hde->field;
2207	if (field->flags & TEP_FIELD_IS_DYNAMIC) {
2208		unsigned long long dyn;
2209
2210		tep_read_number_field(field, a->raw_data, &dyn);
2211		offset = dyn & 0xffff;
2212		size = (dyn >> 16) & 0xffff;
2213
 
2214		/* record max width for output */
2215		if (size > hde->dynamic_len)
2216			hde->dynamic_len = size;
2217	} else {
2218		offset = field->offset;
2219		size = field->size;
2220	}
2221
2222	return memcmp(a->raw_data + offset, b->raw_data + offset, size);
2223}
2224
2225bool perf_hpp__is_dynamic_entry(struct perf_hpp_fmt *fmt)
2226{
2227	return fmt->cmp == __sort__hde_cmp;
2228}
2229
2230static bool __sort__hde_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
2231{
2232	struct hpp_dynamic_entry *hde_a;
2233	struct hpp_dynamic_entry *hde_b;
2234
2235	if (!perf_hpp__is_dynamic_entry(a) || !perf_hpp__is_dynamic_entry(b))
2236		return false;
2237
2238	hde_a = container_of(a, struct hpp_dynamic_entry, hpp);
2239	hde_b = container_of(b, struct hpp_dynamic_entry, hpp);
2240
2241	return hde_a->field == hde_b->field;
2242}
2243
2244static void hde_free(struct perf_hpp_fmt *fmt)
2245{
2246	struct hpp_dynamic_entry *hde;
2247
2248	hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2249	free(hde);
2250}
2251
 
 
 
 
 
 
 
 
 
 
 
2252static struct hpp_dynamic_entry *
2253__alloc_dynamic_entry(struct evsel *evsel, struct tep_format_field *field,
2254		      int level)
2255{
2256	struct hpp_dynamic_entry *hde;
2257
2258	hde = malloc(sizeof(*hde));
2259	if (hde == NULL) {
2260		pr_debug("Memory allocation failed\n");
2261		return NULL;
2262	}
2263
2264	hde->evsel = evsel;
2265	hde->field = field;
2266	hde->dynamic_len = 0;
2267
2268	hde->hpp.name = field->name;
2269	hde->hpp.header = __sort__hde_header;
2270	hde->hpp.width  = __sort__hde_width;
2271	hde->hpp.entry  = __sort__hde_entry;
2272	hde->hpp.color  = NULL;
2273
 
2274	hde->hpp.cmp = __sort__hde_cmp;
2275	hde->hpp.collapse = __sort__hde_cmp;
2276	hde->hpp.sort = __sort__hde_cmp;
2277	hde->hpp.equal = __sort__hde_equal;
2278	hde->hpp.free = hde_free;
2279
2280	INIT_LIST_HEAD(&hde->hpp.list);
2281	INIT_LIST_HEAD(&hde->hpp.sort_list);
2282	hde->hpp.elide = false;
2283	hde->hpp.len = 0;
2284	hde->hpp.user_len = 0;
2285	hde->hpp.level = level;
2286
2287	return hde;
2288}
 
2289
2290struct perf_hpp_fmt *perf_hpp_fmt__dup(struct perf_hpp_fmt *fmt)
2291{
2292	struct perf_hpp_fmt *new_fmt = NULL;
2293
2294	if (perf_hpp__is_sort_entry(fmt)) {
2295		struct hpp_sort_entry *hse, *new_hse;
2296
2297		hse = container_of(fmt, struct hpp_sort_entry, hpp);
2298		new_hse = memdup(hse, sizeof(*hse));
2299		if (new_hse)
2300			new_fmt = &new_hse->hpp;
 
2301	} else if (perf_hpp__is_dynamic_entry(fmt)) {
2302		struct hpp_dynamic_entry *hde, *new_hde;
2303
2304		hde = container_of(fmt, struct hpp_dynamic_entry, hpp);
2305		new_hde = memdup(hde, sizeof(*hde));
2306		if (new_hde)
2307			new_fmt = &new_hde->hpp;
 
2308	} else {
2309		new_fmt = memdup(fmt, sizeof(*fmt));
2310	}
2311
2312	INIT_LIST_HEAD(&new_fmt->list);
2313	INIT_LIST_HEAD(&new_fmt->sort_list);
2314
2315	return new_fmt;
2316}
2317
2318static int parse_field_name(char *str, char **event, char **field, char **opt)
2319{
2320	char *event_name, *field_name, *opt_name;
2321
2322	event_name = str;
2323	field_name = strchr(str, '.');
2324
2325	if (field_name) {
2326		*field_name++ = '\0';
2327	} else {
2328		event_name = NULL;
2329		field_name = str;
2330	}
2331
2332	opt_name = strchr(field_name, '/');
2333	if (opt_name)
2334		*opt_name++ = '\0';
2335
2336	*event = event_name;
2337	*field = field_name;
2338	*opt   = opt_name;
2339
2340	return 0;
2341}
2342
2343/* find match evsel using a given event name.  The event name can be:
2344 *   1. '%' + event index (e.g. '%1' for first event)
2345 *   2. full event name (e.g. sched:sched_switch)
2346 *   3. partial event name (should not contain ':')
2347 */
2348static struct evsel *find_evsel(struct evlist *evlist, char *event_name)
2349{
2350	struct evsel *evsel = NULL;
2351	struct evsel *pos;
2352	bool full_name;
2353
2354	/* case 1 */
2355	if (event_name[0] == '%') {
2356		int nr = strtol(event_name+1, NULL, 0);
2357
2358		if (nr > evlist->core.nr_entries)
2359			return NULL;
2360
2361		evsel = evlist__first(evlist);
2362		while (--nr > 0)
2363			evsel = evsel__next(evsel);
2364
2365		return evsel;
2366	}
2367
2368	full_name = !!strchr(event_name, ':');
2369	evlist__for_each_entry(evlist, pos) {
2370		/* case 2 */
2371		if (full_name && !strcmp(pos->name, event_name))
2372			return pos;
2373		/* case 3 */
2374		if (!full_name && strstr(pos->name, event_name)) {
2375			if (evsel) {
2376				pr_debug("'%s' event is ambiguous: it can be %s or %s\n",
2377					 event_name, evsel->name, pos->name);
2378				return NULL;
2379			}
2380			evsel = pos;
2381		}
2382	}
2383
2384	return evsel;
2385}
2386
 
2387static int __dynamic_dimension__add(struct evsel *evsel,
2388				    struct tep_format_field *field,
2389				    bool raw_trace, int level)
2390{
2391	struct hpp_dynamic_entry *hde;
2392
2393	hde = __alloc_dynamic_entry(evsel, field, level);
2394	if (hde == NULL)
2395		return -ENOMEM;
2396
2397	hde->raw_trace = raw_trace;
2398
2399	perf_hpp__register_sort_field(&hde->hpp);
2400	return 0;
2401}
2402
2403static int add_evsel_fields(struct evsel *evsel, bool raw_trace, int level)
2404{
2405	int ret;
2406	struct tep_format_field *field;
2407
2408	field = evsel->tp_format->format.fields;
2409	while (field) {
2410		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
2411		if (ret < 0)
2412			return ret;
2413
2414		field = field->next;
2415	}
2416	return 0;
2417}
2418
2419static int add_all_dynamic_fields(struct evlist *evlist, bool raw_trace,
2420				  int level)
2421{
2422	int ret;
2423	struct evsel *evsel;
2424
2425	evlist__for_each_entry(evlist, evsel) {
2426		if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
2427			continue;
2428
2429		ret = add_evsel_fields(evsel, raw_trace, level);
2430		if (ret < 0)
2431			return ret;
2432	}
2433	return 0;
2434}
2435
2436static int add_all_matching_fields(struct evlist *evlist,
2437				   char *field_name, bool raw_trace, int level)
2438{
2439	int ret = -ESRCH;
2440	struct evsel *evsel;
2441	struct tep_format_field *field;
2442
2443	evlist__for_each_entry(evlist, evsel) {
2444		if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT)
2445			continue;
2446
2447		field = tep_find_any_field(evsel->tp_format, field_name);
2448		if (field == NULL)
2449			continue;
2450
2451		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
2452		if (ret < 0)
2453			break;
2454	}
2455	return ret;
2456}
 
2457
2458static int add_dynamic_entry(struct evlist *evlist, const char *tok,
2459			     int level)
2460{
2461	char *str, *event_name, *field_name, *opt_name;
2462	struct evsel *evsel;
2463	struct tep_format_field *field;
2464	bool raw_trace = symbol_conf.raw_trace;
2465	int ret = 0;
2466
2467	if (evlist == NULL)
2468		return -ENOENT;
2469
2470	str = strdup(tok);
2471	if (str == NULL)
2472		return -ENOMEM;
2473
2474	if (parse_field_name(str, &event_name, &field_name, &opt_name) < 0) {
2475		ret = -EINVAL;
2476		goto out;
2477	}
2478
2479	if (opt_name) {
2480		if (strcmp(opt_name, "raw")) {
2481			pr_debug("unsupported field option %s\n", opt_name);
2482			ret = -EINVAL;
2483			goto out;
2484		}
2485		raw_trace = true;
2486	}
2487
 
2488	if (!strcmp(field_name, "trace_fields")) {
2489		ret = add_all_dynamic_fields(evlist, raw_trace, level);
2490		goto out;
2491	}
2492
2493	if (event_name == NULL) {
2494		ret = add_all_matching_fields(evlist, field_name, raw_trace, level);
2495		goto out;
2496	}
 
 
 
 
 
 
 
 
 
 
 
 
 
2497
2498	evsel = find_evsel(evlist, event_name);
2499	if (evsel == NULL) {
2500		pr_debug("Cannot find event: %s\n", event_name);
2501		ret = -ENOENT;
2502		goto out;
2503	}
2504
2505	if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT) {
2506		pr_debug("%s is not a tracepoint event\n", event_name);
2507		ret = -EINVAL;
2508		goto out;
2509	}
2510
 
2511	if (!strcmp(field_name, "*")) {
2512		ret = add_evsel_fields(evsel, raw_trace, level);
2513	} else {
2514		field = tep_find_any_field(evsel->tp_format, field_name);
 
2515		if (field == NULL) {
2516			pr_debug("Cannot find event field for %s.%s\n",
2517				 event_name, field_name);
2518			return -ENOENT;
2519		}
2520
2521		ret = __dynamic_dimension__add(evsel, field, raw_trace, level);
2522	}
 
 
 
 
2523
2524out:
2525	free(str);
2526	return ret;
2527}
2528
2529static int __sort_dimension__add(struct sort_dimension *sd,
2530				 struct perf_hpp_list *list,
2531				 int level)
2532{
2533	if (sd->taken)
2534		return 0;
2535
2536	if (__sort_dimension__add_hpp_sort(sd, list, level) < 0)
2537		return -1;
2538
2539	if (sd->entry->se_collapse)
2540		list->need_collapse = 1;
2541
2542	sd->taken = 1;
2543
2544	return 0;
2545}
2546
2547static int __hpp_dimension__add(struct hpp_dimension *hd,
2548				struct perf_hpp_list *list,
2549				int level)
2550{
2551	struct perf_hpp_fmt *fmt;
2552
2553	if (hd->taken)
2554		return 0;
2555
2556	fmt = __hpp_dimension__alloc_hpp(hd, level);
2557	if (!fmt)
2558		return -1;
2559
2560	hd->taken = 1;
2561	perf_hpp_list__register_sort_field(list, fmt);
2562	return 0;
2563}
2564
2565static int __sort_dimension__add_output(struct perf_hpp_list *list,
2566					struct sort_dimension *sd)
2567{
2568	if (sd->taken)
2569		return 0;
2570
2571	if (__sort_dimension__add_hpp_output(sd, list) < 0)
2572		return -1;
2573
2574	sd->taken = 1;
2575	return 0;
2576}
2577
2578static int __hpp_dimension__add_output(struct perf_hpp_list *list,
2579				       struct hpp_dimension *hd)
2580{
2581	struct perf_hpp_fmt *fmt;
2582
2583	if (hd->taken)
2584		return 0;
2585
2586	fmt = __hpp_dimension__alloc_hpp(hd, 0);
2587	if (!fmt)
2588		return -1;
2589
2590	hd->taken = 1;
2591	perf_hpp_list__column_register(list, fmt);
2592	return 0;
2593}
2594
2595int hpp_dimension__add_output(unsigned col)
2596{
2597	BUG_ON(col >= PERF_HPP__MAX_INDEX);
2598	return __hpp_dimension__add_output(&perf_hpp_list, &hpp_sort_dimensions[col]);
2599}
2600
2601int sort_dimension__add(struct perf_hpp_list *list, const char *tok,
2602			struct evlist *evlist,
2603			int level)
2604{
2605	unsigned int i;
 
 
 
 
 
 
 
 
 
 
 
 
 
2606
2607	for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++) {
2608		struct sort_dimension *sd = &common_sort_dimensions[i];
2609
2610		if (strncasecmp(tok, sd->name, strlen(tok)))
2611			continue;
2612
 
 
 
 
 
2613		if (sd->entry == &sort_parent) {
2614			int ret = regcomp(&parent_regex, parent_pattern, REG_EXTENDED);
2615			if (ret) {
2616				char err[BUFSIZ];
2617
2618				regerror(ret, &parent_regex, err, sizeof(err));
2619				pr_err("Invalid regex: %s\n%s", parent_pattern, err);
2620				return -EINVAL;
2621			}
2622			list->parent = 1;
2623		} else if (sd->entry == &sort_sym) {
2624			list->sym = 1;
2625			/*
2626			 * perf diff displays the performance difference amongst
2627			 * two or more perf.data files. Those files could come
2628			 * from different binaries. So we should not compare
2629			 * their ips, but the name of symbol.
2630			 */
2631			if (sort__mode == SORT_MODE__DIFF)
2632				sd->entry->se_collapse = sort__sym_sort;
2633
2634		} else if (sd->entry == &sort_dso) {
2635			list->dso = 1;
2636		} else if (sd->entry == &sort_socket) {
2637			list->socket = 1;
2638		} else if (sd->entry == &sort_thread) {
2639			list->thread = 1;
2640		} else if (sd->entry == &sort_comm) {
2641			list->comm = 1;
 
 
2642		}
2643
2644		return __sort_dimension__add(sd, list, level);
2645	}
2646
2647	for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++) {
2648		struct hpp_dimension *hd = &hpp_sort_dimensions[i];
2649
2650		if (strncasecmp(tok, hd->name, strlen(tok)))
2651			continue;
2652
2653		return __hpp_dimension__add(hd, list, level);
2654	}
2655
2656	for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++) {
2657		struct sort_dimension *sd = &bstack_sort_dimensions[i];
2658
2659		if (strncasecmp(tok, sd->name, strlen(tok)))
2660			continue;
2661
2662		if (sort__mode != SORT_MODE__BRANCH)
2663			return -EINVAL;
2664
2665		if (sd->entry == &sort_sym_from || sd->entry == &sort_sym_to)
2666			list->sym = 1;
2667
2668		__sort_dimension__add(sd, list, level);
2669		return 0;
2670	}
2671
2672	for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++) {
2673		struct sort_dimension *sd = &memory_sort_dimensions[i];
2674
2675		if (strncasecmp(tok, sd->name, strlen(tok)))
2676			continue;
2677
2678		if (sort__mode != SORT_MODE__MEMORY)
2679			return -EINVAL;
2680
2681		if (sd->entry == &sort_mem_dcacheline && cacheline_size() == 0)
2682			return -EINVAL;
2683
2684		if (sd->entry == &sort_mem_daddr_sym)
2685			list->sym = 1;
2686
2687		__sort_dimension__add(sd, list, level);
2688		return 0;
2689	}
2690
2691	if (!add_dynamic_entry(evlist, tok, level))
2692		return 0;
2693
2694	return -ESRCH;
2695}
2696
2697static int setup_sort_list(struct perf_hpp_list *list, char *str,
2698			   struct evlist *evlist)
2699{
2700	char *tmp, *tok;
2701	int ret = 0;
2702	int level = 0;
2703	int next_level = 1;
2704	bool in_group = false;
2705
2706	do {
2707		tok = str;
2708		tmp = strpbrk(str, "{}, ");
2709		if (tmp) {
2710			if (in_group)
2711				next_level = level;
2712			else
2713				next_level = level + 1;
2714
2715			if (*tmp == '{')
2716				in_group = true;
2717			else if (*tmp == '}')
2718				in_group = false;
2719
2720			*tmp = '\0';
2721			str = tmp + 1;
2722		}
2723
2724		if (*tok) {
2725			ret = sort_dimension__add(list, tok, evlist, level);
2726			if (ret == -EINVAL) {
2727				if (!cacheline_size() && !strncasecmp(tok, "dcacheline", strlen(tok)))
2728					ui__error("The \"dcacheline\" --sort key needs to know the cacheline size and it couldn't be determined on this system");
2729				else
2730					ui__error("Invalid --sort key: `%s'", tok);
2731				break;
2732			} else if (ret == -ESRCH) {
2733				ui__error("Unknown --sort key: `%s'", tok);
2734				break;
2735			}
2736		}
2737
2738		level = next_level;
2739	} while (tmp);
2740
2741	return ret;
2742}
2743
2744static const char *get_default_sort_order(struct evlist *evlist)
2745{
2746	const char *default_sort_orders[] = {
2747		default_sort_order,
2748		default_branch_sort_order,
2749		default_mem_sort_order,
2750		default_top_sort_order,
2751		default_diff_sort_order,
2752		default_tracepoint_sort_order,
2753	};
2754	bool use_trace = true;
2755	struct evsel *evsel;
2756
2757	BUG_ON(sort__mode >= ARRAY_SIZE(default_sort_orders));
2758
2759	if (evlist == NULL || perf_evlist__empty(evlist))
2760		goto out_no_evlist;
2761
2762	evlist__for_each_entry(evlist, evsel) {
2763		if (evsel->core.attr.type != PERF_TYPE_TRACEPOINT) {
2764			use_trace = false;
2765			break;
2766		}
2767	}
2768
2769	if (use_trace) {
2770		sort__mode = SORT_MODE__TRACEPOINT;
2771		if (symbol_conf.raw_trace)
2772			return "trace_fields";
2773	}
2774out_no_evlist:
2775	return default_sort_orders[sort__mode];
2776}
2777
2778static int setup_sort_order(struct evlist *evlist)
2779{
2780	char *new_sort_order;
2781
2782	/*
2783	 * Append '+'-prefixed sort order to the default sort
2784	 * order string.
2785	 */
2786	if (!sort_order || is_strict_order(sort_order))
2787		return 0;
2788
2789	if (sort_order[1] == '\0') {
2790		ui__error("Invalid --sort key: `+'");
2791		return -EINVAL;
2792	}
2793
2794	/*
2795	 * We allocate new sort_order string, but we never free it,
2796	 * because it's checked over the rest of the code.
2797	 */
2798	if (asprintf(&new_sort_order, "%s,%s",
2799		     get_default_sort_order(evlist), sort_order + 1) < 0) {
2800		pr_err("Not enough memory to set up --sort");
2801		return -ENOMEM;
2802	}
2803
2804	sort_order = new_sort_order;
2805	return 0;
2806}
2807
2808/*
2809 * Adds 'pre,' prefix into 'str' is 'pre' is
2810 * not already part of 'str'.
2811 */
2812static char *prefix_if_not_in(const char *pre, char *str)
2813{
2814	char *n;
2815
2816	if (!str || strstr(str, pre))
2817		return str;
2818
2819	if (asprintf(&n, "%s,%s", pre, str) < 0)
2820		n = NULL;
2821
2822	free(str);
2823	return n;
2824}
2825
2826static char *setup_overhead(char *keys)
2827{
2828	if (sort__mode == SORT_MODE__DIFF)
2829		return keys;
2830
2831	keys = prefix_if_not_in("overhead", keys);
2832
2833	if (symbol_conf.cumulate_callchain)
2834		keys = prefix_if_not_in("overhead_children", keys);
2835
2836	return keys;
2837}
2838
2839static int __setup_sorting(struct evlist *evlist)
2840{
2841	char *str;
2842	const char *sort_keys;
2843	int ret = 0;
2844
2845	ret = setup_sort_order(evlist);
2846	if (ret)
2847		return ret;
2848
2849	sort_keys = sort_order;
2850	if (sort_keys == NULL) {
2851		if (is_strict_order(field_order)) {
2852			/*
2853			 * If user specified field order but no sort order,
2854			 * we'll honor it and not add default sort orders.
2855			 */
2856			return 0;
2857		}
2858
2859		sort_keys = get_default_sort_order(evlist);
2860	}
2861
2862	str = strdup(sort_keys);
2863	if (str == NULL) {
2864		pr_err("Not enough memory to setup sort keys");
2865		return -ENOMEM;
2866	}
2867
2868	/*
2869	 * Prepend overhead fields for backward compatibility.
2870	 */
2871	if (!is_strict_order(field_order)) {
2872		str = setup_overhead(str);
2873		if (str == NULL) {
2874			pr_err("Not enough memory to setup overhead keys");
2875			return -ENOMEM;
2876		}
2877	}
2878
2879	ret = setup_sort_list(&perf_hpp_list, str, evlist);
2880
2881	free(str);
2882	return ret;
2883}
2884
2885void perf_hpp__set_elide(int idx, bool elide)
2886{
2887	struct perf_hpp_fmt *fmt;
2888	struct hpp_sort_entry *hse;
2889
2890	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
2891		if (!perf_hpp__is_sort_entry(fmt))
2892			continue;
2893
2894		hse = container_of(fmt, struct hpp_sort_entry, hpp);
2895		if (hse->se->se_width_idx == idx) {
2896			fmt->elide = elide;
2897			break;
2898		}
2899	}
2900}
2901
2902static bool __get_elide(struct strlist *list, const char *list_name, FILE *fp)
2903{
2904	if (list && strlist__nr_entries(list) == 1) {
2905		if (fp != NULL)
2906			fprintf(fp, "# %s: %s\n", list_name,
2907				strlist__entry(list, 0)->s);
2908		return true;
2909	}
2910	return false;
2911}
2912
2913static bool get_elide(int idx, FILE *output)
2914{
2915	switch (idx) {
2916	case HISTC_SYMBOL:
2917		return __get_elide(symbol_conf.sym_list, "symbol", output);
2918	case HISTC_DSO:
2919		return __get_elide(symbol_conf.dso_list, "dso", output);
2920	case HISTC_COMM:
2921		return __get_elide(symbol_conf.comm_list, "comm", output);
2922	default:
2923		break;
2924	}
2925
2926	if (sort__mode != SORT_MODE__BRANCH)
2927		return false;
2928
2929	switch (idx) {
2930	case HISTC_SYMBOL_FROM:
2931		return __get_elide(symbol_conf.sym_from_list, "sym_from", output);
2932	case HISTC_SYMBOL_TO:
2933		return __get_elide(symbol_conf.sym_to_list, "sym_to", output);
2934	case HISTC_DSO_FROM:
2935		return __get_elide(symbol_conf.dso_from_list, "dso_from", output);
2936	case HISTC_DSO_TO:
2937		return __get_elide(symbol_conf.dso_to_list, "dso_to", output);
 
 
 
 
2938	default:
2939		break;
2940	}
2941
2942	return false;
2943}
2944
2945void sort__setup_elide(FILE *output)
2946{
2947	struct perf_hpp_fmt *fmt;
2948	struct hpp_sort_entry *hse;
2949
2950	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
2951		if (!perf_hpp__is_sort_entry(fmt))
2952			continue;
2953
2954		hse = container_of(fmt, struct hpp_sort_entry, hpp);
2955		fmt->elide = get_elide(hse->se->se_width_idx, output);
2956	}
2957
2958	/*
2959	 * It makes no sense to elide all of sort entries.
2960	 * Just revert them to show up again.
2961	 */
2962	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
2963		if (!perf_hpp__is_sort_entry(fmt))
2964			continue;
2965
2966		if (!fmt->elide)
2967			return;
2968	}
2969
2970	perf_hpp_list__for_each_format(&perf_hpp_list, fmt) {
2971		if (!perf_hpp__is_sort_entry(fmt))
2972			continue;
2973
2974		fmt->elide = false;
2975	}
2976}
2977
2978int output_field_add(struct perf_hpp_list *list, char *tok)
2979{
2980	unsigned int i;
2981
2982	for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++) {
2983		struct sort_dimension *sd = &common_sort_dimensions[i];
2984
2985		if (strncasecmp(tok, sd->name, strlen(tok)))
2986			continue;
2987
2988		return __sort_dimension__add_output(list, sd);
2989	}
2990
2991	for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++) {
2992		struct hpp_dimension *hd = &hpp_sort_dimensions[i];
2993
2994		if (strncasecmp(tok, hd->name, strlen(tok)))
2995			continue;
2996
2997		return __hpp_dimension__add_output(list, hd);
2998	}
2999
3000	for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++) {
3001		struct sort_dimension *sd = &bstack_sort_dimensions[i];
3002
3003		if (strncasecmp(tok, sd->name, strlen(tok)))
3004			continue;
3005
3006		if (sort__mode != SORT_MODE__MEMORY)
3007			return -EINVAL;
3008
3009		return __sort_dimension__add_output(list, sd);
3010	}
3011
3012	for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++) {
3013		struct sort_dimension *sd = &memory_sort_dimensions[i];
3014
3015		if (strncasecmp(tok, sd->name, strlen(tok)))
3016			continue;
3017
3018		if (sort__mode != SORT_MODE__BRANCH)
3019			return -EINVAL;
3020
3021		return __sort_dimension__add_output(list, sd);
3022	}
3023
3024	return -ESRCH;
3025}
3026
3027static int setup_output_list(struct perf_hpp_list *list, char *str)
3028{
3029	char *tmp, *tok;
3030	int ret = 0;
3031
3032	for (tok = strtok_r(str, ", ", &tmp);
3033			tok; tok = strtok_r(NULL, ", ", &tmp)) {
3034		ret = output_field_add(list, tok);
3035		if (ret == -EINVAL) {
3036			ui__error("Invalid --fields key: `%s'", tok);
3037			break;
3038		} else if (ret == -ESRCH) {
3039			ui__error("Unknown --fields key: `%s'", tok);
3040			break;
3041		}
3042	}
3043
3044	return ret;
3045}
3046
3047void reset_dimensions(void)
3048{
3049	unsigned int i;
3050
3051	for (i = 0; i < ARRAY_SIZE(common_sort_dimensions); i++)
3052		common_sort_dimensions[i].taken = 0;
3053
3054	for (i = 0; i < ARRAY_SIZE(hpp_sort_dimensions); i++)
3055		hpp_sort_dimensions[i].taken = 0;
3056
3057	for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++)
3058		bstack_sort_dimensions[i].taken = 0;
3059
3060	for (i = 0; i < ARRAY_SIZE(memory_sort_dimensions); i++)
3061		memory_sort_dimensions[i].taken = 0;
3062}
3063
3064bool is_strict_order(const char *order)
3065{
3066	return order && (*order != '+');
3067}
3068
3069static int __setup_output_field(void)
3070{
3071	char *str, *strp;
3072	int ret = -EINVAL;
3073
3074	if (field_order == NULL)
3075		return 0;
3076
3077	strp = str = strdup(field_order);
3078	if (str == NULL) {
3079		pr_err("Not enough memory to setup output fields");
3080		return -ENOMEM;
3081	}
3082
3083	if (!is_strict_order(field_order))
3084		strp++;
3085
3086	if (!strlen(strp)) {
3087		ui__error("Invalid --fields key: `+'");
3088		goto out;
3089	}
3090
3091	ret = setup_output_list(&perf_hpp_list, strp);
3092
3093out:
3094	free(str);
3095	return ret;
3096}
3097
3098int setup_sorting(struct evlist *evlist)
3099{
3100	int err;
3101
3102	err = __setup_sorting(evlist);
3103	if (err < 0)
3104		return err;
3105
3106	if (parent_pattern != default_parent_pattern) {
3107		err = sort_dimension__add(&perf_hpp_list, "parent", evlist, -1);
3108		if (err < 0)
3109			return err;
3110	}
3111
3112	reset_dimensions();
3113
3114	/*
3115	 * perf diff doesn't use default hpp output fields.
3116	 */
3117	if (sort__mode != SORT_MODE__DIFF)
3118		perf_hpp__init();
3119
3120	err = __setup_output_field();
3121	if (err < 0)
3122		return err;
3123
3124	/* copy sort keys to output fields */
3125	perf_hpp__setup_output_field(&perf_hpp_list);
3126	/* and then copy output fields to sort keys */
3127	perf_hpp__append_sort_keys(&perf_hpp_list);
3128
3129	/* setup hists-specific output fields */
3130	if (perf_hpp__setup_hists_formats(&perf_hpp_list, evlist) < 0)
3131		return -1;
3132
3133	return 0;
3134}
3135
3136void reset_output_field(void)
3137{
3138	perf_hpp_list.need_collapse = 0;
3139	perf_hpp_list.parent = 0;
3140	perf_hpp_list.sym = 0;
3141	perf_hpp_list.dso = 0;
3142
3143	field_order = NULL;
3144	sort_order = NULL;
3145
3146	reset_dimensions();
3147	perf_hpp__reset_output_field(&perf_hpp_list);
3148}
3149
3150#define INDENT (3*8 + 1)
3151
3152static void add_key(struct strbuf *sb, const char *str, int *llen)
3153{
 
 
 
3154	if (*llen >= 75) {
3155		strbuf_addstr(sb, "\n\t\t\t ");
3156		*llen = INDENT;
3157	}
3158	strbuf_addf(sb, " %s", str);
3159	*llen += strlen(str) + 1;
3160}
3161
3162static void add_sort_string(struct strbuf *sb, struct sort_dimension *s, int n,
3163			    int *llen)
3164{
3165	int i;
3166
3167	for (i = 0; i < n; i++)
3168		add_key(sb, s[i].name, llen);
3169}
3170
3171static void add_hpp_sort_string(struct strbuf *sb, struct hpp_dimension *s, int n,
3172				int *llen)
3173{
3174	int i;
3175
3176	for (i = 0; i < n; i++)
3177		add_key(sb, s[i].name, llen);
3178}
3179
3180const char *sort_help(const char *prefix)
3181{
3182	struct strbuf sb;
3183	char *s;
3184	int len = strlen(prefix) + INDENT;
3185
3186	strbuf_init(&sb, 300);
3187	strbuf_addstr(&sb, prefix);
3188	add_hpp_sort_string(&sb, hpp_sort_dimensions,
3189			    ARRAY_SIZE(hpp_sort_dimensions), &len);
3190	add_sort_string(&sb, common_sort_dimensions,
3191			    ARRAY_SIZE(common_sort_dimensions), &len);
3192	add_sort_string(&sb, bstack_sort_dimensions,
3193			    ARRAY_SIZE(bstack_sort_dimensions), &len);
3194	add_sort_string(&sb, memory_sort_dimensions,
3195			    ARRAY_SIZE(memory_sort_dimensions), &len);
3196	s = strbuf_detach(&sb, NULL);
3197	strbuf_release(&sb);
3198	return s;
3199}