This patch set add perf DWARF unwinding support for C-SKY. Including user registers/stack dump API, and libdw support.
CC: Peter Zijlstra <[email protected]> CC: Ingo Molnar <[email protected]> CC: Arnaldo Carvalho de Melo <[email protected]> CC: Alexander Shishkin <[email protected]> CC: Jiri Olsa <[email protected]> CC: Namhyung Kim <[email protected]> CC: Guo Ren <[email protected]> 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: use hweight64 instead of hweight_long 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 | 2 +- 13 files changed, 384 insertions(+), 2 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
