Messages in this thread Patch in this message | | | Subject | [PATCH] perf: allow user to indicate path to objdump in command line | From | Maciek Borzecki <> | Date | Tue, 04 Sep 2012 12:32:30 +0200 |
| |
When analyzing perf data from hosts of other architecture than one of the local host it's useful to call objdump that is part of a toolchain for that architecture. Instead of calling regular objdump, call one that user specified in command line.
Signed-off-by: Maciek Borzecki <maciek.borzecki@gmail.com> --- tools/perf/Documentation/perf-annotate.txt | 3 +++ tools/perf/Documentation/perf-report.txt | 3 +++ tools/perf/builtin-annotate.c | 2 ++ tools/perf/builtin-report.c | 2 ++ tools/perf/util/annotate.c | 4 +++- tools/perf/util/annotate.h | 1 + 6 files changed, 14 insertions(+), 1 deletion(-)
diff --git a/tools/perf/Documentation/perf-annotate.txt b/tools/perf/Documentation/perf-annotate.txt index c89f9e1..c8ffd9f 100644 --- a/tools/perf/Documentation/perf-annotate.txt +++ b/tools/perf/Documentation/perf-annotate.txt @@ -85,6 +85,9 @@ OPTIONS -M:: --disassembler-style=:: Set disassembler style for objdump. +--objdump=<path>:: + Path to objdump binary. + SEE ALSO -------- linkperf:perf-record[1], linkperf:perf-report[1] diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt index 2d89f02..2da267f 100644 --- a/tools/perf/Documentation/perf-report.txt +++ b/tools/perf/Documentation/perf-report.txt @@ -168,6 +168,9 @@ OPTIONS branch stacks and it will automatically switch to the branch view mode, unless --no-branch-stack is used. +--objdump=<path>:: + Path to objdump binary. + SEE ALSO -------- linkperf:perf-stat[1], linkperf:perf-annotate[1] diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c index 67522cf..2f3f002 100644 --- a/tools/perf/builtin-annotate.c +++ b/tools/perf/builtin-annotate.c @@ -282,6 +282,8 @@ int cmd_annotate(int argc, const char **argv, const char *prefix __used) "Display raw encoding of assembly instructions (default)"), OPT_STRING('M', "disassembler-style", &disassembler_style, "disassembler style", "Specify disassembler style (e.g. -M intel for intel syntax)"), + OPT_STRING(0, "objdump", &objdump_path, "path", + "objdump binary to use for disassembly and annotations"), OPT_END() }; diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 25249f7..dad231b 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -635,6 +635,8 @@ int cmd_report(int argc, const char **argv, const char *prefix __used) "Show a column with the sum of periods"), OPT_CALLBACK_NOOPT('b', "branch-stack", &sort__branch_mode, "", "use branch records for histogram filling", parse_branch_mode), + OPT_STRING(0, "objdump", &objdump_path, "path", + "objdump binary to use for disassembly and annotations"), OPT_END() }; diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index 8069dfb..be7290c 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -17,6 +17,7 @@ #include <pthread.h> const char *disassembler_style; +const char *objdump_path; static struct ins *ins__find(const char *name); static int disasm_line__parse(char *line, char **namep, char **rawp); @@ -809,9 +810,10 @@ fallback: dso, dso->long_name, sym, sym->name); snprintf(command, sizeof(command), - "objdump %s%s --start-address=0x%016" PRIx64 + "%s %s%s --start-address=0x%016" PRIx64 " --stop-address=0x%016" PRIx64 " -d %s %s -C %s|grep -v %s|expand", + objdump_path ? objdump_path : "objdump", disassembler_style ? "-M " : "", disassembler_style ? disassembler_style : "", map__rip_2objdump(map, sym->start), diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h index 78a5692..a6d6bc5 100644 --- a/tools/perf/util/annotate.h +++ b/tools/perf/util/annotate.h @@ -152,5 +152,6 @@ int symbol__tui_annotate(struct symbol *sym, struct map *map, int evidx, #endif extern const char *disassembler_style; +extern const char *objdump_path; #endif /* __PERF_ANNOTATE_H */ -- 1.7.11.4
| |