From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759887Ab2D0IpQ (ORCPT ); Fri, 27 Apr 2012 04:45:16 -0400 Received: from terminus.zytor.com ([198.137.202.10]:34521 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759804Ab2D0IpM (ORCPT ); Fri, 27 Apr 2012 04:45:12 -0400 Date: Fri, 27 Apr 2012 01:44:54 -0700 From: tip-bot for Arnaldo Carvalho de Melo Message-ID: Cc: linux-kernel@vger.kernel.org, eranian@google.com, paulus@samba.org, acme@redhat.com, hpa@zytor.com, mingo@kernel.org, peterz@infradead.org, efault@gmx.de, namhyung@gmail.com, fweisbec@gmail.com, dsahern@gmail.com, tglx@linutronix.de Reply-To: mingo@kernel.org, hpa@zytor.com, acme@redhat.com, paulus@samba.org, eranian@google.com, linux-kernel@vger.kernel.org, efault@gmx.de, peterz@infradead.org, namhyung@gmail.com, fweisbec@gmail.com, dsahern@gmail.com, tglx@linutronix.de To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf annotate: Mark jump instructions with no offset Git-Commit-ID: fb29fa58e36df09c807d252247d64a221fcd5bbb X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.6 (terminus.zytor.com [127.0.0.1]); Fri, 27 Apr 2012 01:45:00 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: fb29fa58e36df09c807d252247d64a221fcd5bbb Gitweb: http://git.kernel.org/tip/fb29fa58e36df09c807d252247d64a221fcd5bbb Author: Arnaldo Carvalho de Melo AuthorDate: Wed, 25 Apr 2012 14:16:03 -0300 Committer: Arnaldo Carvalho de Melo CommitDate: Wed, 25 Apr 2012 14:16:03 -0300 perf annotate: Mark jump instructions with no offset I.e. jumps that go to code outside the current function, that is denoted in objdump -dS as: 399f877a9f: jne 399f87bcf4 <_L_lock_5154> I.e. without the + after the name of the current function, like in: 399f877aa5: jmp 399f877ab2 <_int_free+0x412> The browser will use that info to avoid drawing connectors to the start of the function, since ops.target.addr was zero. Cc: David Ahern Cc: Frederic Weisbecker Cc: Mike Galbraith Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lkml.kernel.org/n/tip-xrn35g2mlawz1ydo1p73w3q6@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/annotate.c | 9 ++++++--- tools/perf/util/annotate.h | 6 ++++++ 2 files changed, 12 insertions(+), 3 deletions(-) diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index e1e7d0e..5eb3412 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -75,10 +75,13 @@ static int jump__parse(struct ins_operands *ops) { const char *s = strchr(ops->raw, '+'); - if (s++ == NULL) - return -1; + ops->target.addr = strtoll(ops->raw, NULL, 16); + + if (s++ != NULL) + ops->target.offset = strtoll(s, NULL, 16); + else + ops->target.offset = UINT64_MAX; - ops->target.offset = strtoll(s, NULL, 16); return 0; } diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h index 2b9e3e0..13a21f1 100644 --- a/tools/perf/util/annotate.h +++ b/tools/perf/util/annotate.h @@ -2,6 +2,7 @@ #define __PERF_ANNOTATE_H #include +#include #include "types.h" #include "symbol.h" #include @@ -41,6 +42,11 @@ struct disasm_line { struct ins_operands ops; }; +static inline bool disasm_line__has_offset(const struct disasm_line *dl) +{ + return dl->ops.target.offset != UINT64_MAX; +} + void disasm_line__free(struct disasm_line *dl); struct disasm_line *disasm__get_next_ip_line(struct list_head *head, struct disasm_line *pos); size_t disasm__fprintf(struct list_head *head, FILE *fp);