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# Copyright 2018-2019 Florian Fischer <florian.fl.fischer@fau.de>
#
# This file is part of allocbench.
#
# allocbench is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# allocbench is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with allocbench.
"""Lockless allocator definition for allocbench"""
from src.allocator import Allocator, AllocatorSources
LLALLOC_SOURCE = AllocatorSources("lockless_allocator",
retrieve_cmds=["wget https://locklessinc.com/downloads/lockless_allocator_src.tgz",
"tar xf lockless_allocator_src.tgz"],
prepare_cmds=[],
reset_cmds=[])
class LocklessAllocator(Allocator):
"""Lockless allocator"""
def __init__(self, name, **kwargs):
kwargs["sources"] = LLALLOC_SOURCE
kwargs["build_cmds"] = ["cd {srcdir}; make", "mkdir -p {dir}"]
kwargs["LD_PRELOAD"] = "{srcdir}/libllalloc.so.1.3"
super().__init__(name, **kwargs)
llalloc = LocklessAllocator("llalloc", color="purple")
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