Updating stack_core.py to recognize new ABI output from debuggerd.

Change-Id: Ib9736a0509edb97be15f5e89dbc3a5188e744416

scripts/stack_core.py

@@ -23,9 +23,12 @@ import symbol
 def PrintTraceLines(trace_lines):
   """Print back trace."""
   maxlen = max(map(lambda tl: len(tl[1]), trace_lines))
+  spacing = ""
+  if symbol.ARCH == "arm64" or symbol.ARCH == "mips64" or symbol.ARCH == "x86_64":
+    spacing = "        "
   print
   print "Stack Trace:"
-  print "  RELADDR   " + "FUNCTION".ljust(maxlen) + "  FILE:LINE"
+  print "  RELADDR   " + spacing + "FUNCTION".ljust(maxlen) + "  FILE:LINE"
   for tl in trace_lines:
     (addr, symbol_with_offset, location) = tl
     print "  %8s  %s  %s" % (addr, symbol_with_offset.ljust(maxlen), location)
@@ -58,19 +61,34 @@ def PrintDivider():
   print
   print "-----------------------------------------------------\n"
 
+def CleanLine(ln):
+  # AndroidFeedback adds zero width spaces into its crash reports. These
+  # should be removed or the regular expresssions will fail to match.
+  return unicode(ln, errors='ignore')
+
 def ConvertTrace(lines):
   """Convert strings containing native crash to a stack."""
+  lines = map(CleanLine, lines)
+
   process_info_line = re.compile("(pid: [0-9]+, tid: [0-9]+.*)")
+  abi_line = re.compile("(ABI: \'(.*)\')")
   signal_line = re.compile("(signal [0-9]+ \(.*\).*)")
-  register_line = re.compile("(([ ]*[0-9a-z]{2} [0-9a-f]{8}){4})")
   thread_line = re.compile("(.*)(\-\-\- ){15}\-\-\-")
   dalvik_jni_thread_line = re.compile("(\".*\" prio=[0-9]+ tid=[0-9]+ NATIVE.*)")
   dalvik_native_thread_line = re.compile("(\".*\" sysTid=[0-9]+ nice=[0-9]+.*)")
 
+  for line in lines:
+    abi_header = abi_line.search(line)
+    if abi_header:
+      symbol.ARCH = abi_header.group(2)
+      break
+
   width = "{8}"
-  if symbol.ARCH == "arm64" or symbol.ARCH == "x86_64":
+  if symbol.ARCH == "arm64" or symbol.ARCH == "mips64" or symbol.ARCH == "x86_64":
     width = "{16}"
 
+  register_line = re.compile("(([ ]*[0-9a-z]{2} +[0-9a-f]" + width + "){4})")
+
   # Note that both trace and value line matching allow for variable amounts of
   # whitespace (e.g. \t). This is because the we want to allow for the stack
   # tool to operate on AndroidFeedback provided system logs. AndroidFeedback
@@ -107,17 +125,15 @@ def ConvertTrace(lines):
   value_lines = []
   last_frame = -1
 
-  for ln in lines:
+  for line in lines:
-    # AndroidFeedback adds zero width spaces into its crash reports. These
-    # should be removed or the regular expresssions will fail to match.
-    line = unicode(ln, errors='ignore')
     process_header = process_info_line.search(line)
     signal_header = signal_line.search(line)
-    register_header = register_line.search(line)
     thread_header = thread_line.search(line)
+    register_header = register_line.search(line)
+    abi_header = abi_line.search(line)
     dalvik_jni_thread_header = dalvik_jni_thread_line.search(line)
     dalvik_native_thread_header = dalvik_native_thread_line.search(line)
-    if process_header or signal_header or register_header or thread_header \
+    if process_header or signal_header or thread_header or abi_header or register_header\
         or dalvik_jni_thread_header or dalvik_native_thread_header:
       if trace_lines or value_lines:
         PrintOutput(trace_lines, value_lines)
@@ -137,6 +153,8 @@ def ConvertTrace(lines):
         print dalvik_jni_thread_header.group(1)
       if dalvik_native_thread_header:
         print dalvik_native_thread_header.group(1)
+      if abi_header:
+        print abi_header.group(1)
       continue
     if trace_line.match(line):
       match = trace_line.match(line)

scripts/symbol.py

@@ -78,20 +78,21 @@ def FindToolchain():
   if TOOLCHAIN_INFO is not None:
     return TOOLCHAIN_INFO
 
+  # TODO: TARGET_GCC_VERSION is the version for the primary architecture.
+  gcc_version = os.environ["TARGET_GCC_VERSION"]
+
   ## Known toolchains, newer ones in the front.
-  if ARCH == "arm64":
+  if ARCH == "arm":
-    gcc_version = os.environ["TARGET_GCC_VERSION"]
-    known_toolchains = [
-      ("aarch64-linux-android-" + gcc_version, "aarch64", "aarch64-linux-android")
-    ]
-  elif ARCH == "arm":
-    gcc_version = os.environ["TARGET_GCC_VERSION"]
     known_toolchains = [
       ("arm-linux-androideabi-" + gcc_version, "arm", "arm-linux-androideabi"),
     ]
-  elif ARCH =="x86":
+  elif ARCH == "arm64":
     known_toolchains = [
-      ("i686-android-linux-4.4.3", "x86", "i686-android-linux")
+      ("aarch64-linux-android-" + gcc_version, "aarch64", "aarch64-linux-android")
+    ]
+  elif ARCH =="x86" or ARCH == "x86_64":
+    known_toolchains = [
+      ("i686-android-linux" + gcc_version, "x86", "i686-android-linux")
     ]
   else:
     known_toolchains = []
@@ -101,10 +102,10 @@ def FindToolchain():
     toolchain_info = (label, platform, target);
     if os.path.exists(ToolPath("addr2line", toolchain_info)):
       TOOLCHAIN_INFO = toolchain_info
-      print "Using toolchain from :" + ToolPath("", TOOLCHAIN_INFO)
+      print "Using toolchain from: " + ToolPath("", TOOLCHAIN_INFO)
       return toolchain_info
 
-  raise Exception("Could not find tool chain")
+  raise Exception("Could not find tool chain for (%s, %s, %s)" % (label, platform, target))
 
 def SymbolInformation(lib, addr):
   """Look up symbol information about an address.