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Side by Side Diff: tools/binary_size/libsupersize/models.py

Issue 2856203004: supersize: Fix name normalization of top-level lambdas (Closed)
Patch Set: rebase Created 3 years, 7 months ago
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1 # Copyright 2017 The Chromium Authors. All rights reserved. 1 # Copyright 2017 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be 2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file. 3 # found in the LICENSE file.
4 """Classes that comprise the data model for binary size analysis. 4 """Classes that comprise the data model for binary size analysis.
5 5
6 The primary classes are Symbol, and SymbolGroup. 6 The primary classes are Symbol, and SymbolGroup.
7 7
8 Description of common properties: 8 Description of common properties:
9 * address: The start address of the symbol. 9 * address: The start address of the symbol.
10 May be 0 (e.g. for .bss or for SymbolGroups). 10 May be 0 (e.g. for .bss or for SymbolGroups).
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322 322
323 def IterUniqueSymbols(self): 323 def IterUniqueSymbols(self):
324 seen_aliases_lists = set() 324 seen_aliases_lists = set()
325 for s in self: 325 for s in self:
326 if not s.aliases: 326 if not s.aliases:
327 yield s 327 yield s
328 elif id(s.aliases) not in seen_aliases_lists: 328 elif id(s.aliases) not in seen_aliases_lists:
329 seen_aliases_lists.add(id(s.aliases)) 329 seen_aliases_lists.add(id(s.aliases))
330 yield s 330 yield s
331 331
332 def CountUniqueSymbols(self):
333 return sum(1 for s in self.IterUniqueSymbols())
334
332 @property 335 @property
333 def size(self): 336 def size(self):
334 if self._size is None: 337 if self._size is None:
335 if self.IsBss(): 338 if self.IsBss():
336 self._size = sum(s.size for s in self) 339 self._size = sum(s.size for s in self)
337 else: 340 else:
338 self._size = sum(s.size for s in self.IterUniqueSymbols()) 341 self._size = sum(s.size for s in self.IterUniqueSymbols())
339 return self._size 342 return self._size
340 343
341 @property 344 @property
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694 697
695 def _ExtractPrefixBeforeSeparator(string, separator, count=1): 698 def _ExtractPrefixBeforeSeparator(string, separator, count=1):
696 idx = -len(separator) 699 idx = -len(separator)
697 prev_idx = None 700 prev_idx = None
698 for _ in xrange(count): 701 for _ in xrange(count):
699 idx = string.find(separator, idx + len(separator)) 702 idx = string.find(separator, idx + len(separator))
700 if idx < 0: 703 if idx < 0:
701 break 704 break
702 prev_idx = idx 705 prev_idx = idx
703 return string[:prev_idx] 706 return string[:prev_idx]
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