[tip:perf/core] perf top: Add --objdump option

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Commit-ID:  0d3942dbcf7f7e8955ba89deed4749b0ad64d721
Gitweb:     http://git.kernel.org/tip/0d3942dbcf7f7e8955ba89deed4749b0ad64d721
Author:     Sukadev Bhattiprolu <sukadev@xxxxxxxxxxxxxxxxxx>
AuthorDate: Tue, 14 May 2013 22:56:51 -0700
Committer:  Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Fri, 12 Jul 2013 13:45:46 -0300

perf top: Add --objdump option

perf: Add objdump option to 'perf top'

Like with 'perf annotate' add the --objdump option to perf top so users
can specify an alternate path to the /usr/bin/objdump binary.

Reported-by: David A. Gilbert <DavidAGilbert@xxxxxxxxxx>
Signed-off-by: Sukadev Bhattiprolu <sukadev@xxxxxxxxxxxxxxxxxx>
Cc: DavidAGilbert@xxxxxxxxxx
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Maynard Johnson <mpjohn@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/20130515055651.GA9985@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
 tools/perf/builtin-top.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index e06c4f8..a237059 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -40,6 +40,7 @@
 #include "util/xyarray.h"
 #include "util/sort.h"
 #include "util/intlist.h"
+#include "arch/common.h"
 
 #include "util/debug.h"
 
@@ -939,6 +940,12 @@ static int __cmd_top(struct perf_top *top)
 	if (top->session == NULL)
 		return -ENOMEM;
 
+	if (!objdump_path) {
+		ret = perf_session_env__lookup_objdump(&top->session->header.env);
+		if (ret)
+			goto out_delete;
+	}
+
 	ret = perf_top__setup_sample_type(top);
 	if (ret)
 		goto out_delete;
@@ -1114,6 +1121,8 @@ int cmd_top(int argc, const char **argv, const char *prefix __maybe_unused)
 		    "Interleave source code with assembly code (default)"),
 	OPT_BOOLEAN(0, "asm-raw", &symbol_conf.annotate_asm_raw,
 		    "Display raw encoding of assembly instructions (default)"),
+	OPT_STRING(0, "objdump", &objdump_path, "path",
+		    "objdump binary to use for disassembly and annotations"),
 	OPT_STRING('M', "disassembler-style", &disassembler_style, "disassembler style",
 		   "Specify disassembler style (e.g. -M intel for intel syntax)"),
 	OPT_STRING('u', "uid", &target->uid_str, "user", "user to profile"),
--
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