Commit 3406ac53 authored by Martin Liška's avatar Martin Liška Committed by Arnaldo Carvalho de Melo
Browse files

perf annotate: Add --demangle and --demangle-kernel 



'perf annotate' supports --symbol but it's impossible to filter a C++
symbol. With --no-demangle one can filter easily by mangled function
name.

Signed-off-by: default avatarMartin Liška <mliska@suse.cz>
Link: http://lore.kernel.org/lkml/c3c7e959-9f7f-18e2-e795-f604275cbac3@suse.cz


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 292c5ed1

tools/perf/Documentation/perf-annotate.txt

+7 −0
Original line number Diff line number Diff line
@@ -124,6 +124,13 @@ OPTIONS 
--group::

	Show event group information together



--demangle::

	Demangle symbol names to human readable form. It's enabled by default,

	disable with --no-demangle.



--demangle-kernel::

	Demangle kernel symbol names to human readable form (for C++ kernels).



--percent-type::

	Set annotation percent type from following choices:

	  global-period, local-period, global-hits, local-hits

tools/perf/builtin-annotate.c

+4 −0
Original line number Diff line number Diff line
@@ -538,6 +538,10 @@ int cmd_annotate(int argc, const char **argv) 
		    "Strip first N entries of source file path name in programs (with --prefix)"),

	OPT_STRING(0, "objdump", &annotate.opts.objdump_path, "path",

		   "objdump binary to use for disassembly and annotations"),

	OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle,

		    "Enable symbol demangling"),

	OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel,

		    "Enable kernel symbol demangling"),

	OPT_BOOLEAN(0, "group", &symbol_conf.event_group,

		    "Show event group information together"),

	OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period,