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-rwxr-xr-xtools/perf/scripts/python/arm-cs-trace-disasm.py30
1 files changed, 16 insertions, 14 deletions
diff --git a/tools/perf/scripts/python/arm-cs-trace-disasm.py b/tools/perf/scripts/python/arm-cs-trace-disasm.py
index d59ff53f1d94..d973c2baed1c 100755
--- a/tools/perf/scripts/python/arm-cs-trace-disasm.py
+++ b/tools/perf/scripts/python/arm-cs-trace-disasm.py
@@ -45,8 +45,8 @@ parser = OptionParser(option_list=option_list)
# Initialize global dicts and regular expression
disasm_cache = dict()
cpu_data = dict()
-disasm_re = re.compile("^\s*([0-9a-fA-F]+):")
-disasm_func_re = re.compile("^\s*([0-9a-fA-F]+)\s.*:")
+disasm_re = re.compile(r"^\s*([0-9a-fA-F]+):")
+disasm_func_re = re.compile(r"^\s*([0-9a-fA-F]+)\s.*:")
cache_size = 64*1024
glb_source_file_name = None
@@ -188,6 +188,17 @@ def process_event(param_dict):
dso_end = get_optional(param_dict, "dso_map_end")
symbol = get_optional(param_dict, "symbol")
+ cpu = sample["cpu"]
+ ip = sample["ip"]
+ addr = sample["addr"]
+
+ # Initialize CPU data if it's empty, and directly return back
+ # if this is the first tracing event for this CPU.
+ if (cpu_data.get(str(cpu) + 'addr') == None):
+ cpu_data[str(cpu) + 'addr'] = addr
+ return
+
+
if (options.verbose == True):
print("Event type: %s" % name)
print_sample(sample)
@@ -209,16 +220,6 @@ def process_event(param_dict):
if (name[0:8] != "branches"):
return
- cpu = sample["cpu"]
- ip = sample["ip"]
- addr = sample["addr"]
-
- # Initialize CPU data if it's empty, and directly return back
- # if this is the first tracing event for this CPU.
- if (cpu_data.get(str(cpu) + 'addr') == None):
- cpu_data[str(cpu) + 'addr'] = addr
- return
-
# The format for packet is:
#
# +------------+------------+------------+
@@ -258,8 +259,9 @@ def process_event(param_dict):
if (options.objdump_name != None):
# It doesn't need to decrease virtual memory offset for disassembly
- # for kernel dso, so in this case we set vm_start to zero.
- if (dso == "[kernel.kallsyms]"):
+ # for kernel dso and executable file dso, so in this case we set
+ # vm_start to zero.
+ if (dso == "[kernel.kallsyms]" or dso_start == 0x400000):
dso_vm_start = 0
else:
dso_vm_start = int(dso_start)