From 4c0830ffbc045290c167e482855cb25a639df0e0 Mon Sep 17 00:00:00 2001 From: Florian Fischer Date: Sat, 9 Feb 2019 12:45:38 +0100 Subject: add allocators build support and two allocator definitions The allocators created by the file allocators/BA_allocators.py are those used in my BA thesis available at: https://muhq.space/ba.html. allocators/no_falsesharing.py builds patched versions of tcmalloc and glibc without any allocator inroduced falsesharing. --- allocators/no_falsesharing.py | 44 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 allocators/no_falsesharing.py (limited to 'allocators/no_falsesharing.py') diff --git a/allocators/no_falsesharing.py b/allocators/no_falsesharing.py new file mode 100644 index 0000000..880d4e8 --- /dev/null +++ b/allocators/no_falsesharing.py @@ -0,0 +1,44 @@ +import os +import subprocess + +from src.allocator import library_path +from src.allocator import Allocator as Alloc +from src.allocator import Allocator_Patched as Alloc_Patched +from src.allocator import Allocator_Sources as Alloc_Src +from src.allocator import builddir + +optimisation_flag = "-O2" + +glibc_src = Alloc_Src("glibc", + retrieve_cmds=["git clone git://sourceware.org/git/glibc.git"], + prepare_cmds=["git checkout release/2.29/master"], + reset_cmds=["git stash"]) + +glibc = Alloc("glibc", sources=glibc_src, + build_cmds=["mkdir -p glibc-build", + "cd glibc-build; {srcdir}/configure --prefix={dir}", + "cd glibc-build; make", + "cd glibc-build; make install"], + cmd_prefix="{dir}/lib/ld-linux-x86-64.so.2 --library-path {dir}/lib:"+library_path) + +glibc_nofs = Alloc_Patched("glibc_nofs", glibc, + ["allocators/glibc_2.28_no_passive_falsesharing.patch"]) + +tcmalloc_src = Alloc_Src("gperftools", + ["git clone https://github.com/gperftools/gperftools.git"], + ["git checkout gperftools-2.7", "./autogen.sh"], + ["git stash"]) + +tcmalloc = Alloc("tcmalloc", sources=tcmalloc_src, + LD_PRELOAD="{dir}/lib/libtcmalloc.so", + build_cmds=["cd {srcdir}; ./configure --prefix={dir} CXXFLAGS=" + optimisation_flag, + "cd {srcdir}; make install -j4"], + color="C3") + +tcmalloc_nofs = Alloc_Patched("tcmalloc_nofs", tcmalloc, + ["allocators/tcmalloc_2.7_no_active_falsesharing.patch"], + color="C4") + +allocators_to_build = [glibc, glibc_nofs, tcmalloc, tcmalloc_nofs] + +allocators = {a.name: a.build(verbose=verbose) for a in allocators_to_build} -- cgit v1.2.3