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| author | Wang Nan <wangnan0@huawei.com> | 2015-03-27 16:08:01 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-05-29 18:43:40 +0300 |
| commit | 3237f28188c3e41a938781a369652772a23e97a9 (patch) | |
| tree | 07d3adbb43075484ea93931ae519bdc3765604f2 /tools/perf/arch/arm64/include | |
| parent | b236512280fb96dcca45a3f5bbae1839bd673e58 (diff) | |
| download | linux-3237f28188c3e41a938781a369652772a23e97a9.tar.xz | |
perf tools: Add ARM64 perf_regs_load to support libunwind and enable testing
Newest libunwind does support ARM64, and perf is able to utilize it
also.
This patch enables the perf test dwarf unwind for arm64.
Test result:
# ./perf test unwind
25: Test dwarf unwind : Ok
Signed-off-by: Wang Nan <wangnan0@huawei.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Zefan Li <lizefan@huawei.com>
Link: http://lkml.kernel.org/r/1427461681-72971-1-git-send-email-wangnan0@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/arch/arm64/include')
| -rw-r--r-- | tools/perf/arch/arm64/include/perf_regs.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/arch/arm64/include/perf_regs.h b/tools/perf/arch/arm64/include/perf_regs.h index 1d3f39c3aa56..4e5af27e3fbf 100644 --- a/tools/perf/arch/arm64/include/perf_regs.h +++ b/tools/perf/arch/arm64/include/perf_regs.h @@ -5,8 +5,11 @@ #include <linux/types.h> #include <asm/perf_regs.h> +void perf_regs_load(u64 *regs); + #define PERF_REGS_MASK ((1ULL << PERF_REG_ARM64_MAX) - 1) #define PERF_REGS_MAX PERF_REG_ARM64_MAX +#define PERF_SAMPLE_REGS_ABI PERF_SAMPLE_REGS_ABI_64 #define PERF_REG_IP PERF_REG_ARM64_PC #define PERF_REG_SP PERF_REG_ARM64_SP |