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J. Nick Koston
2026-02-08 14:34:00 -06:00
parent 30558262d8
commit 6099dd3065
1 changed files with 19 additions and 24 deletions
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43
esphome/analyze_memory/__init__.py
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@@ -185,9 +185,10 @@ class MemoryAnalyzer:
self._sdk_symbols: list[SDKSymbol] = []
# CSWTCH symbols: list of (name, size, source_file, component)
self._cswtch_symbols: list[tuple[str, int, str, str]] = []
# PlatformIO library symbol mapping: symbol_name -> library_name
# Library symbol mapping: symbol_name -> library_name
self._lib_symbol_map: dict[str, str] = {}
# PlatformIO library hash to name mapping: "lib641" -> "espsoftwareserial"
# Library dir to name mapping: "lib641" -> "espsoftwareserial",
# "espressif__mdns" -> "mdns"
self._lib_hash_to_name: dict[str, str] = {}
# Heuristic category to library redirect: "mdns_lib" -> "[lib]mdns"
self._heuristic_to_lib: dict[str, str] = {}
@@ -196,7 +197,7 @@ class MemoryAnalyzer:
"""Analyze the ELF file and return component memory usage."""
self._parse_sections()
self._parse_symbols()
self._scan_pio_libraries()
self._scan_libraries()
self._categorize_symbols()
self._analyze_cswtch_symbols()
self._analyze_sdk_libraries()
@@ -433,37 +434,31 @@ class MemoryAnalyzer:
continue
# Each lib<hex>/ directory contains a subdirectory named after the library
# and a .a archive named lib<LibraryName>.a
for lib_subdir in entry.iterdir():
if not lib_subdir.is_dir():
continue
lib_name = lib_subdir.name.lower()
# The .a file is named lib<LibraryName>.a (case-insensitive match)
# Prefer .a archive (lib<LibraryName>.a), fall back to .o files
# e.g., lib72a/ESPAsyncTCP/... has lib72a/libESPAsyncTCP.a
archive = entry / f"lib{lib_subdir.name}.a"
if not archive.exists():
# Try case-insensitive: scan for any .a file
archives = list(entry.glob("*.a"))
archive = archives[0] if archives else None
if archive and archive.exists():
libraries[lib_name] = [archive]
if archive.exists():
file_paths = [archive]
elif archives := list(entry.glob("*.a")):
# Case-insensitive fallback
file_paths = [archives[0]]
else:
# No .a archive (e.g., pioarduino CMake builds) - use .o files
file_paths = sorted(lib_subdir.rglob("*.o"))
if file_paths:
libraries[lib_name] = file_paths
hash_to_name[entry.name] = lib_name
_LOGGER.debug(
"Discovered PlatformIO library: %s -> %s",
lib_subdir.name,
archive,
file_paths[0],
)
else:
# No .a archive (e.g., pioarduino CMake builds) - use .o files
obj_files = sorted(lib_subdir.rglob("*.o"))
if obj_files:
libraries[lib_name] = obj_files
hash_to_name[entry.name] = lib_name
_LOGGER.debug(
"Discovered PlatformIO library (objects): %s -> %d .o files",
lib_subdir.name,
len(obj_files),
)
def _discover_idf_managed_components(
self,
@@ -596,7 +591,7 @@ class MemoryAnalyzer:
return mapping
def _scan_pio_libraries(self) -> None:
def _scan_libraries(self) -> None:
"""Discover third-party libraries and build symbol mapping.
Scans both PlatformIO ``lib<hex>/`` directories (Arduino builds) and