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| author |   Stephane Eranian <eranian@google.com> | 2015-11-30 10:02:20 +0100 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-02-05 09:46:45 -0300 |
| commit | e9c4bcdd349eb00f6c704450a063b3dcbea25864 (patch) | |
| tree | b752eab688b7b92b08e0881c5159bdb9690e9f83 /tools/perf/util/symbol-elf.c | |
| parent | perf tools: handle spaces in file names obtained from /proc/pid/maps (diff) | |
| download | linux-dev-e9c4bcdd349eb00f6c704450a063b3dcbea25864.tar.xz linux-dev-e9c4bcdd349eb00f6c704450a063b3dcbea25864.zip | |
perf symbols: add Java demangling support
Add Java function descriptor demangling support. Something bfd cannot
do.
Use the JAVA_DEMANGLE_NORET flag to avoid decoding the return type of
functions.
Signed-off-by: Stephane Eranian <eranian@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Carl Love <cel@us.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: John McCutchan <johnmccutchan@google.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Pawel Moll <pawel.moll@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Sonny Rao <sonnyrao@chromium.org>
Cc: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/r/1448874143-7269-2-git-send-email-eranian@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/symbol-elf.c')
| -rw-r--r-- | tools/perf/util/symbol-elf.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c index 562b8ebeae5b..b1dd68f358fc 100644 --- a/tools/perf/util/symbol-elf.c +++ b/tools/perf/util/symbol-elf.c @@ -6,6 +6,7 @@ #include <inttypes.h> #include "symbol.h" +#include "demangle-java.h" #include "machine.h" #include "vdso.h" #include <symbol/kallsyms.h> @@ -1077,6 +1078,8 @@ new_symbol: demangle_flags = DMGL_PARAMS | DMGL_ANSI; demangled = bfd_demangle(NULL, elf_name, demangle_flags); + if (demangled == NULL) + demangled = java_demangle_sym(elf_name, JAVA_DEMANGLE_NORET); if (demangled != NULL) elf_name = demangled; } |