linux-kernel - [tip:perf/core] perf tools: Add arbitary aliases and support names with -

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Date:	Tue, 13 Nov 2012 23:34:10 -0800
From:	tip-bot for Andi Kleen <ak@...ux.intel.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	acme@...hat.com, linux-kernel@...r.kernel.org, hpa@...or.com,
	mingo@...nel.org, peterz@...radead.org, namhyung.kim@....com,
	jolsa@...hat.com, ak@...ux.intel.com, tglx@...utronix.de,
	mingo@...e.hu
Subject: [tip:perf/core] perf tools:
  Add arbitary aliases and support names with -

Commit-ID:  eef9ba98b9ee96f52e544b09f581c397d8cc8265
Gitweb:     http://git.kernel.org/tip/eef9ba98b9ee96f52e544b09f581c397d8cc8265
Author:     Andi Kleen <ak@...ux.intel.com>
AuthorDate: Mon, 5 Nov 2012 14:50:52 +0100
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Thu, 8 Nov 2012 16:12:03 -0300

perf tools: Add arbitary aliases and support names with -

- Add missing scanner symbol for arbitrary aliases inside the config
  region.

- looks nicer than _, so allow - in the event names. Used for various of
  the arch perfmon and Haswell events.

Signed-off-by: Andi Kleen <ak@...ux.intel.com>
Cc: Ingo Molnar <mingo@...e.hu>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Namhyung Kim <namhyung.kim@....com>
Cc: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/r/1352123463-7346-6-git-send-email-eranian@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/parse-events.l |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/tools/perf/util/parse-events.l b/tools/perf/util/parse-events.l
index c87efc1..66959fa 100644
--- a/tools/perf/util/parse-events.l
+++ b/tools/perf/util/parse-events.l
@@ -81,6 +81,7 @@ num_dec		[0-9]+
 num_hex		0x[a-fA-F0-9]+
 num_raw_hex	[a-fA-F0-9]+
 name		[a-zA-Z_*?][a-zA-Z0-9_*?]*
+name_minus	[a-zA-Z_*?][a-zA-Z0-9\-_*?]*
 modifier_event	[ukhpGH]{1,8}
 modifier_bp	[rwx]{1,3}
 
@@ -168,6 +169,7 @@ period			{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD); }
 branch_type		{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_BRANCH_SAMPLE_TYPE); }
 ,			{ return ','; }
 "/"			{ BEGIN(INITIAL); return '/'; }
+{name_minus}		{ return str(yyscanner, PE_NAME); }
 }
 
 mem:			{ BEGIN(mem); return PE_PREFIX_MEM; }
--
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