2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2005-2007, Joseph Koshy
5 * Copyright (c) 2007 The FreeBSD Foundation
8 * Portions of this software were developed by A. Joseph Koshy under
9 * sponsorship from the FreeBSD Foundation and Google, Inc.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * Transform a hwpmc(4) log into human readable form, and into
35 * gprof(1) compatible profiles.
38 #include <sys/cdefs.h>
39 __FBSDID("$FreeBSD$");
41 #include <sys/param.h>
42 #include <sys/endian.h>
44 #include <sys/imgact_aout.h>
45 #include <sys/imgact_elf.h>
48 #include <sys/queue.h>
49 #include <sys/socket.h>
53 #include <netinet/in.h>
73 #include "pmcstat_log.h"
74 #include "pmcpl_annotate.h"
81 pmcpl_annotate_process(struct pmcstat_process *pp, struct pmcstat_pmcrecord *pmcr,
82 uint32_t nsamples, uintfptr_t *cc, int usermode, uint32_t cpu)
84 struct pmcstat_pcmap *map;
85 struct pmcstat_symbol *sym;
87 struct pmcstat_image *image;
89 (void) pmcr; (void) nsamples; (void) usermode; (void) cpu;
91 map = pmcstat_process_find_map(usermode ? pp : pmcstat_kernproc, cc[0]);
94 pmcstat_stats.ps_samples_unknown_offset++;
98 assert(cc[0] >= map->ppm_lowpc && cc[0] < map->ppm_highpc);
100 image = map->ppm_image;
101 newpc = cc[0] - (map->ppm_lowpc +
102 (image->pi_vaddr - image->pi_start));
103 sym = pmcstat_symbol_search(image, newpc);
107 fprintf(args.pa_graphfile, "%p %s 0x%jx 0x%jx\n",
109 pmcstat_string_unintern(sym->ps_name),
110 (uintmax_t)(sym->ps_start +
111 image->pi_vaddr), (uintmax_t)(sym->ps_end +