This patch set add perf DWARF unwinding support for C-SKY.
Including user registers/stack dump API, and libdw support.
CC: Peter Zijlstra <pet...@infradead.org>
CC: Ingo Molnar <mi...@redhat.com>
CC: Arnaldo Carvalho de Melo <a...@kernel.org>
CC: Alexander Shishkin <alexander.shish...@linux.intel.com>
CC: Jiri Olsa <jo...@redhat.com>
CC: Namhyung Kim <namhy...@kernel.org>
CC: Guo Ren <guo...@kernel.org>
Changes since v3:
- update with patch from Arnaldo
replace other hweight_long with hweight64
Changes since v2:
- use same registers name as struct pt_regs
- code convention
Changes since v1:
- seperate the callchain support using frame pointer
Mao Han (3):
perf evsel: Use hweight64() instead of
hweight_long(attr.sample_regs_user)
csky: Add support for perf registers sampling
csky: Add support for libdw
arch/csky/Kconfig | 2 +
arch/csky/include/uapi/asm/perf_regs.h | 51 ++++++++++++++
arch/csky/kernel/Makefile | 1 +
arch/csky/kernel/perf_regs.c | 40 +++++++++++
tools/arch/csky/include/uapi/asm/perf_regs.h | 51 ++++++++++++++
tools/perf/Makefile.config | 6 +-
tools/perf/arch/csky/Build | 1 +
tools/perf/arch/csky/Makefile | 3 +
tools/perf/arch/csky/include/perf_regs.h | 100 +++++++++++++++++++++++++++
tools/perf/arch/csky/util/Build | 2 +
tools/perf/arch/csky/util/dwarf-regs.c | 49 +++++++++++++
tools/perf/arch/csky/util/unwind-libdw.c | 78 +++++++++++++++++++++
tools/perf/util/evsel.c | 12 ++--
13 files changed, 389 insertions(+), 7 deletions(-)
create mode 100644 arch/csky/include/uapi/asm/perf_regs.h
create mode 100644 arch/csky/kernel/perf_regs.c
create mode 100644 tools/arch/csky/include/uapi/asm/perf_regs.h
create mode 100644 tools/perf/arch/csky/Build
create mode 100644 tools/perf/arch/csky/Makefile
create mode 100644 tools/perf/arch/csky/include/perf_regs.h
create mode 100644 tools/perf/arch/csky/util/Build
create mode 100644 tools/perf/arch/csky/util/dwarf-regs.c
create mode 100644 tools/perf/arch/csky/util/unwind-libdw.c
--
2.7.4
