Import of the watch repository from Pebble

tools/list_bss_memory_hogs.py

@@ -0,0 +1,36 @@
+# Copyright 2024 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os
+from operator import itemgetter
+
+bash = """arm-none-eabi-objdump -x src/fw/tintin_fw.elf | grep '\.bss' | tail -n+2 | awk '{print $5, $6}' > /tmp/bss_symbols.txt"""
+print bash
+os.system(bash)
+
+with open('/tmp/bss_symbols.txt', 'r') as f:
+    syms = f.readlines()
+
+cleaned = [sym.strip().split() for sym in syms]
+
+parsed = [(int(clean[0], 16), clean[1]) for clean in cleaned if len(clean) > 1]
+
+parsed.sort(key=itemgetter(0))
+
+parsed.reverse()
+
+print 'Top 25 BSS Memory Hogs'
+print '~~~~~~~~~~~~~~~~~~~~~~'
+for hog in parsed[:25]:
+    print '\t',hog[0],'\t',hog[1]