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1#!/bin/bash
2# Copyright 2016 Google Inc. All Rights Reserved.
3#
4# Licensed under the Apache License, Version 2.0 (the "License");
5# you may not use this file except in compliance with the License.
6# You may obtain a copy of the License at
7#
8#      http://www.apache.org/licenses/LICENSE-2.0
9#
10# Unless required by applicable law or agreed to in writing, software
11# distributed under the License is distributed on an "AS-IS" BASIS,
12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13# See the License for the specific language governing permissions and
14# limitations under the License.
15
16# This is a quick-and-dirty script to analyze the ELF symbol sizes in a binary generated by generate_benchmark.py.
17# It can be used to decide which functions should no longer be inlined, to save space.
18
19if [ "$#" != "1" ]
20then
21    echo "Usage: $0 <executable_file>"
22    exit 1
23fi
24
25FILE1=$(mktemp)
26nm --print-size --size-sort --radix=d "$1" | sort -k 2 | c++filt \
27| sed 's/[^ ]* //;s/fruit::impl:://g;s/InvokeConstructorWithInjectedArgVector<.*>::operator()/InvokeConstructorWithInjectedArgVector<...>::operator()/' \
28| sed 's/getComponent[0-9]\+/getComponent$N/' \
29| sed 's/X[0-9]\+/X$N/g' \
30| sed 's/Interface[0-9]\+/Interface$N/g' \
31| sed 's/GetBindingDepsHelper<.*>::operator()()/GetBindingDepsHelper<...>::operator()()/' \
32| sed 's/\(std::shared_ptr<Interface$N>, \)\+std::shared_ptr<Interface$N>/.../' \
33>"$FILE1"
34
35FILE2=$(mktemp)
36python3 -c "
37lines = open('$FILE1', 'r').readlines()
38total_size = {}
39for line in lines:
40  splits = line.split(' ', maxsplit=1)
41  total_size[splits[1]] = total_size.get(splits[1], 0) + int(splits[0])
42for key, value in total_size.items():
43  print('%s %s' % (value, key))
44" >"$FILE2"
45
46sort -n "$FILE2"
47