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dnl This Source Code Form is subject to the terms of the Mozilla Public
dnl License, v. 2.0. If a copy of the MPL was not distributed with this
dnl file, You can obtain one at http://mozilla.org/MPL/2.0/.
AC_DEFUN([MOZ_SUBCONFIGURE_JEMALLOC], [
if test "$MOZ_BUILD_APP" != js -o -n "$JS_STANDALONE"; then
# Run jemalloc configure script
if test "$MOZ_MEMORY" && test -n "$MOZ_REPLACE_MALLOC"; then
ac_configure_args="--build=$build --host=$target --enable-stats --with-jemalloc-prefix=je_ --disable-valgrind"
# We're using memalign for _aligned_malloc in memory/build/mozmemory_wrap.c
# on Windows, so just export memalign on all platforms.
ac_configure_args="$ac_configure_args ac_cv_func_memalign=yes"
if test -n "$MOZ_REPLACE_MALLOC"; then
# When using replace_malloc, we always want valloc exported from jemalloc.
ac_configure_args="$ac_configure_args ac_cv_func_valloc=yes"
if test "${OS_ARCH}" = Darwin; then
# We also need to enable pointer validation on Mac because jemalloc's
# zone allocator is not used.
ac_configure_args="$ac_configure_args --enable-ivsalloc"
fi
fi
MANGLE="malloc posix_memalign aligned_alloc calloc realloc free memalign valloc malloc_usable_size"
JEMALLOC_WRAPPER=replace_
if test -n "$MANGLE"; then
MANGLED=
for mangle in ${MANGLE}; do
if test -n "$MANGLED"; then
MANGLED="$mangle:$JEMALLOC_WRAPPER$mangle,$MANGLED"
else
MANGLED="$mangle:$JEMALLOC_WRAPPER$mangle"
fi
done
ac_configure_args="$ac_configure_args --with-mangling=$MANGLED"
fi
unset CONFIG_FILES
if test -z "$MOZ_TLS"; then
ac_configure_args="$ac_configure_args --disable-tls"
fi
EXTRA_CFLAGS="$CFLAGS"
for var in AS CC CXX CPP LD AR RANLIB STRIP CPPFLAGS EXTRA_CFLAGS LDFLAGS; do
ac_configure_args="$ac_configure_args $var='`eval echo \\${${var}}`'"
done
# jemalloc's configure assumes that if you have CFLAGS set at all, you set
# all the flags necessary to configure jemalloc, which is not likely to be
# the case on Windows if someone is building Firefox with flags set in
# their mozconfig.
if test "$_MSC_VER"; then
ac_configure_args="$ac_configure_args CFLAGS="
fi
# Force disable DSS support in jemalloc.
ac_configure_args="$ac_configure_args ac_cv_func_sbrk=false"
# Make Linux builds munmap freed chunks instead of recycling them.
ac_configure_args="$ac_configure_args --enable-munmap"
# Disable cache oblivious behavior that appears to have a performance
# impact on Firefox.
ac_configure_args="$ac_configure_args --disable-cache-oblivious"
if ! test -e memory/jemalloc; then
mkdir -p memory/jemalloc
fi
# jemalloc's configure runs git to determine the version. But when building
# from a gecko git clone, the git commands it uses is going to pick gecko's
# information, not jemalloc's, which is useless. So pretend we don't have git
# at all. That will make jemalloc's configure pick the in-tree VERSION file.
(PATH="$srcdir/memory/jemalloc/helper:$PATH";
AC_OUTPUT_SUBDIRS(memory/jemalloc/src)
) || exit 1
ac_configure_args="$_SUBDIR_CONFIG_ARGS"
fi
fi
])
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