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Add configure options.

Browse Source 
Add:
  --with-lg-page
  --with-lg-page-sizes
  --with-lg-size-class-group
  --with-lg-quantum

Get rid of STATIC_PAGE_SHIFT, in favor of directly setting LG_PAGE.

Fix various edge conditions exposed by the configure options.
This commit is contained in:
Jason Evans
2014-10-09 17:54:06 -07:00
parent b123ddc760
commit fc0b3b7383
16 changed files with 278 additions and 137 deletions
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47
configure.ac
View File

@@ -969,8 +969,17 @@ else
fi
fi
AC_CACHE_CHECK([STATIC_PAGE_SHIFT],
[je_cv_static_page_shift],
AC_ARG_WITH([lg_quantum],
[AS_HELP_STRING([--with-lg-quantum=<lg-quantum>],
[Base 2 log of minimum allocation alignment])],
[AC_DEFINE_UNQUOTED([LG_QUANTUM], [$with_lg_quantum])])
AC_ARG_WITH([lg_page],
[AS_HELP_STRING([--with-lg-page=<lg-page>], [Base 2 log of system page size])],
[LG_PAGE="$with_lg_page"], [LG_PAGE="detect"])
if test "x$LG_PAGE" == "xdetect"; then
AC_CACHE_CHECK([LG_PAGE],
[je_cv_lg_page],
AC_RUN_IFELSE([AC_LANG_PROGRAM(
[[
#include <strings.h>
@@ -1006,15 +1015,29 @@ AC_CACHE_CHECK([STATIC_PAGE_SHIFT],
return 0;
]])],
[je_cv_static_page_shift=`cat conftest.out`],
[je_cv_static_page_shift=undefined],
[je_cv_static_page_shift=12]))
if test "x$je_cv_static_page_shift" != "xundefined"; then
AC_DEFINE_UNQUOTED([STATIC_PAGE_SHIFT], [$je_cv_static_page_shift])
else
AC_MSG_ERROR([cannot determine value for STATIC_PAGE_SHIFT])
[je_cv_lg_page=`cat conftest.out`],
[je_cv_lg_page=undefined],
[je_cv_lg_page=12]))
fi
if test "x${je_cv_lg_page}" != "x" ; then
LG_PAGE="${je_cv_lg_page}"
fi
if test "x${LG_PAGE}" != "xundefined" ; then
AC_DEFINE_UNQUOTED([LG_PAGE], [$LG_PAGE])
else
AC_MSG_ERROR([cannot determine value for LG_PAGE])
fi
AC_ARG_WITH([lg_page_sizes],
[AS_HELP_STRING([--with-lg-page-sizes=<lg-page-sizes>],
[Base 2 logs of system page sizes to support])],
[LG_PAGE_SIZES="$with_lg_page_sizes"], [LG_PAGE_SIZES="$LG_PAGE"])
AC_ARG_WITH([lg_size_class_group],
[AS_HELP_STRING([--with-lg-size-class-group=<lg-size-class-group>],
[Base 2 log of size classes per doubling])],
[LG_SIZE_CLASS_GROUP="$with_lg_size_class_group"],
[LG_SIZE_CLASS_GROUP="2"])
dnl ============================================================================
dnl jemalloc configuration.
@@ -1456,10 +1479,12 @@ AC_CONFIG_COMMANDS([include/jemalloc/internal/public_unnamespace.h], [
])
AC_CONFIG_COMMANDS([include/jemalloc/internal/size_classes.h], [
mkdir -p "${objroot}include/jemalloc/internal"
"${srcdir}/include/jemalloc/internal/size_classes.sh" > "${objroot}include/jemalloc/internal/size_classes.h"
"${srcdir}/include/jemalloc/internal/size_classes.sh" ${LG_PAGE_SIZES} ${LG_SIZE_CLASS_GROUP} > "${objroot}include/jemalloc/internal/size_classes.h"
], [
srcdir="${srcdir}"
objroot="${objroot}"
LG_PAGE_SIZES=${LG_PAGE_SIZES}
LG_SIZE_CLASS_GROUP=${LG_SIZE_CLASS_GROUP}
])
AC_CONFIG_COMMANDS([include/jemalloc/jemalloc_protos_jet.h], [
mkdir -p "${objroot}include/jemalloc"