sort_by_function_size.sh

#!/bin/bash
#
# Outputs to stdout a CSV with one line per function in libchrome.so.
# Should run in <10 seconds.

BINARY=gn_android/ReleaseOfficial/lib.unstripped/libchrome.so
TOOLCHAIN_PREFIX=third_party/android_tools/ndk/toolchains/arm-linux-androideabi-4.9/prebuilt/linux-x86_64/bin/arm-linux-androideabi

echo 'size_in_bytes,demangled_function_name'
"$TOOLCHAIN_PREFIX-nm" --print-size --size-sort --reverse-sort "$BINARY" | \
   grep " t " | perl -p -e 'my @s = split(" ", $_); $_ = hex($s[1]) .  ",$s[3]\n";' | \
   "$TOOLCHAIN_PREFIX-c++filt"