From 1d33d6dce11e2c900daeca8110d56b95f1174188 Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Wed, 10 Oct 2012 14:53:17 +0200 Subject: perf tools: Add support to specify hw event as PMU event term Add a way to specify hw event as PMU event term like: 'cpu/event=cpu-cycles/u' 'cpu/event=instructions,.../u' 'cpu/cycles,.../u' The 'event=cpu-cycles' term is replaced/translated by the hw events term translation, which is exposed by sysfs 'events' group attribute. Add parser bits, the rest is already handled by the PMU alias code. Signed-off-by: Jiri Olsa Cc: Arnaldo Carvalho de Melo Cc: Paul Mackerras Cc: Corey Ashford Cc: Frederic Weisbecker Cc: Stephane Eranian Signed-off-by: Peter Zijlstra Link: http://lkml.kernel.org/r/1349873598-12583-8-git-send-email-jolsa@redhat.com Signed-off-by: Ingo Molnar --- tools/perf/util/parse-events.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'tools/perf/util/parse-events.c') diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 75c7b0fca6d9..2fe15874e46e 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -1142,6 +1142,24 @@ int parse_events__term_str(struct parse_events__term **term, config, str, 0); } +int parse_events__term_sym_hw(struct parse_events__term **term, + char *config, unsigned idx) +{ + struct event_symbol *sym; + + BUG_ON(idx >= PERF_COUNT_HW_MAX); + sym = &event_symbols_hw[idx]; + + if (config) + return new_term(term, PARSE_EVENTS__TERM_TYPE_STR, + PARSE_EVENTS__TERM_TYPE_USER, config, + (char *) sym->symbol, 0); + else + return new_term(term, PARSE_EVENTS__TERM_TYPE_STR, + PARSE_EVENTS__TERM_TYPE_USER, + (char *) "event", (char *) sym->symbol, 0); +} + int parse_events__term_clone(struct parse_events__term **new, struct parse_events__term *term) { -- cgit