AC_ARG_WITH(newlib,
[ --with-newlib Configuring with newlib])
-AC_ARG_WITH(sphinx-build,
- [AS_HELP_STRING([--with-sphinx-build=],
- [Use sphinx-build from a given path])],
- [CONFIGURE_SPHINX_BUILD=$withval],
- [CONFIGURE_SPHINX_BUILD=]
-)
-AC_SUBST(CONFIGURE_SPHINX_BUILD)
-
-# See if sphinx-build has been installed and is modern enough
-# that we can use it.
-AC_MSG_CHECKING([for sphinx-build])
-sphinx=sphinx-build
-if test x${CONFIGURE_SPHINX_BUILD} != x ; then
- sphinx=${CONFIGURE_SPHINX_BUILD}
-fi
-
-tempdir=build.$$
-source=source.$$
-mkdir $source
-grep 'needs_sphinx =' ${srcdir}/../doc/baseconf.py > $source/conf.py
-touch $source/index.rst
-if ${sphinx} $source $tempdir >/dev/null 2>&1; then
- SPHINX_BUILD=${sphinx}
- HAS_SPHINX_BUILD=has-sphinx-build
- AC_MSG_RESULT(yes)
-else
- AC_MSG_WARN([
- *** sphinx-build is missing or too old.
- *** Info and man pages documentation will not be built.])
- AC_MSG_RESULT(no)
- SPHINX_BUILD=sphinx-build
- HAS_SPHINX_BUILD=
-fi
-rm -rf $tempdir
-rm -rf $source
-AC_SUBST(SPHINX_BUILD)
-AC_SUBST(HAS_SPHINX_BUILD)
-
if test "${srcdir}" = "."; then
if test -n "${with_build_subdir}"; then
libiberty_topdir="${srcdir}/../.."
AC_CHECK_TOOL(AR, ar)
AC_CHECK_TOOL(RANLIB, ranlib, :)
+GCC_PLUGIN_OPTION(PLUGIN_OPTION)
+if test -n "$PLUGIN_OPTION"; then
+ if $AR --help 2>&1 | grep -q "\--plugin"; then
+ AR_PLUGIN_OPTION="$PLUGIN_OPTION"
+ AC_SUBST(AR_PLUGIN_OPTION)
+ fi
+ if $RANLIB --help 2>&1 | grep -q "\--plugin"; then
+ RANLIB_PLUGIN_OPTION="$PLUGIN_OPTION"
+ AC_SUBST(RANLIB_PLUGIN_OPTION)
+ fi
+fi
+
dnl When switching to automake, replace the following with AM_ENABLE_MULTILIB.
# Add --enable-multilib to configure.
# Default to --enable-multilib
*) shared=yes ;;
esac
-# ...unless --enable-host-shared was passed from top-level config:
-if [[ "${enable_host_shared}" = "yes" ]]; then
+# ...unless --enable-host-{shared,pie} was passed from top-level config:
+if [[ "${enable_host_shared}" = "yes" ]] || [[ "${enable_host_pie}" = "yes" ]]; then
shared=yes
fi
GCC_CET_HOST_FLAGS(CET_HOST_FLAGS)
AC_SUBST(CET_HOST_FLAGS)
+GCC_CHECK_ASSEMBLER_HWCAP
+
echo "# Warning: this fragment is automatically generated" > temp-frag
if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then
# It's OK to check for header files. Although the compiler may not be
# able to link anything, it had better be able to at least compile
# something.
-AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h process.h sys/prctl.h)
+AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h process.h sys/prctl.h spawn.h)
AC_HEADER_SYS_WAIT
AC_HEADER_TIME
vars="sys_errlist sys_nerr sys_siglist"
checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \
- getsysinfo gettimeofday on_exit pipe2 psignal pstat_getdynamic pstat_getstatic \
+ getsysinfo gettimeofday on_exit pipe2 posix_spawn posix_spawnp psignal \
+ pstat_getdynamic pstat_getstatic \
realpath setrlimit spawnve spawnvpe strerror strsignal sysconf sysctl \
sysmp table times wait3 wait4"
index insque \
memchr memcmp memcpy memmem memmove memset mkstemps \
on_exit \
- pipe2 psignal pstat_getdynamic pstat_getstatic putenv \
+ pipe2 posix_spawn posix_spawnp psignal \
+ pstat_getdynamic pstat_getstatic putenv \
random realpath rename rindex \
sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \
stpcpy stpncpy strcasecmp strchr strdup \
esac
AC_SUBST(pexecute)
+AC_MSG_CHECKING([for SHA1 HW acceleration support])
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+#include <x86intrin.h>
+#include <cpuid.h>
+
+__attribute__((__target__ ("sse4.1,sha")))
+void foo (__m128i *buf, unsigned int e, __m128i msg0, __m128i msg1)
+{
+ __m128i abcd = _mm_loadu_si128 ((const __m128i *) buf);
+ __m128i e0 = _mm_set_epi32 (e, 0, 0, 0);
+ abcd = _mm_shuffle_epi32 (abcd, 0x1b);
+ const __m128i shuf_mask = _mm_set_epi64x (0x0001020304050607ULL, 0x08090a0b0c0d0e0fULL);
+ abcd = _mm_shuffle_epi8 (abcd, shuf_mask);
+ e0 = _mm_sha1nexte_epu32 (e0, msg1);
+ abcd = _mm_sha1rnds4_epu32 (abcd, e0, 0);
+ msg0 = _mm_sha1msg1_epu32 (msg0, msg1);
+ msg0 = _mm_sha1msg2_epu32 (msg0, msg1);
+ msg0 = _mm_xor_si128 (msg0, msg1);
+ e0 = _mm_add_epi32 (e0, msg0);
+ e0 = abcd;
+ _mm_storeu_si128 (buf, abcd);
+ e = _mm_extract_epi32 (e0, 3);
+}
+
+int bar (void)
+{
+ unsigned int eax, ebx, ecx, edx;
+ (void) __get_cpuid;
+ (void) __get_cpuid_count;
+ if (__get_cpuid_count (7, 0, &eax, &ebx, &ecx, &edx)
+ && (ebx & bit_SHA) != 0
+ && __get_cpuid (1, &eax, &ebx, &ecx, &edx)
+ && (ecx & bit_SSE4_1) != 0)
+ return 1;
+ return 0;
+}
+]], [[bar ();]])],
+ [AC_MSG_RESULT([x86 SHA1])
+ AC_DEFINE(HAVE_X86_SHA1_HW_SUPPORT, 1,
+ [Define if you have x86 SHA1 HW acceleration support.])],
+ [AC_MSG_RESULT([no])])
+
libiberty_AC_FUNC_STRNCMP
# Install a library built with a cross compiler in $(tooldir) rather
projects / thirdparty / gcc.git / blobdiff