# Process this file with autoconf to generate a configuration script.
# Copyright 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-# 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+# 2007, 2008, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
#This file is part of GCC.
fi
fi
+gcc_gxx_include_dir_add_sysroot=0
+if test "${with_sysroot+set}" = set; then
+ gcc_gxx_without_sysroot=`expr "${gcc_gxx_include_dir}" : "${with_sysroot}"'\(.*\)'`
+ if test "${gcc_gxx_without_sysroot}"; then
+ gcc_gxx_include_dir="${gcc_gxx_without_sysroot}"
+ gcc_gxx_include_dir_add_sysroot=1
+ fi
+fi
+
AC_ARG_WITH(cpp_install_dir,
[AC_HELP_STRING([--with-cpp-install-dir=DIR],
[install the user visible C preprocessor in DIR
[Define to enable the use of a default linker.])
fi
-gnu_ld=`if test x"$gnu_ld_flag" = x"yes"; then echo 1; else echo 0; fi`
-AC_DEFINE_UNQUOTED(HAVE_GNU_LD, $gnu_ld, [Define if using GNU ld.])
-
AC_MSG_CHECKING([whether a default linker was specified])
if test x"${DEFAULT_LINKER+set}" = x"set"; then
if test x"$gnu_ld_flag" = x"no"; then
[Define to enable the use of a default assembler.])
fi
-gnu_as=`if test x"$gas_flag" = x"yes"; then echo 1; else echo 0; fi`
-AC_DEFINE_UNQUOTED(HAVE_GNU_AS, $gnu_as, [Define if using GNU as.])
-
AC_MSG_CHECKING([whether a default assembler was specified])
if test x"${DEFAULT_ASSEMBLER+set}" = x"set"; then
if test x"$gas_flag" = x"no"; then
esac
AC_SUBST(CFLAGS)
+# Determine PICFLAG for target gnatlib.
+GCC_PICFLAG_FOR_TARGET
+AC_SUBST(PICFLAG_FOR_TARGET)
+
# -------------------------
# Check C compiler features
# -------------------------
# * 'long long'
# * variadic macros
# * overlong strings
+# * C++11 narrowing conversions in { }
# So, we only use -pedantic if we can disable those warnings.
ACX_PROG_CC_WARNING_OPTS(
- m4_quote(m4_do([-W -Wall -Wwrite-strings -Wcast-qual])), [loose_warn])
+ m4_quote(m4_do([-W -Wall -Wno-narrowing -Wwrite-strings -Wcast-qual])), [loose_warn])
ACX_PROG_CC_WARNING_OPTS(
m4_quote(m4_do([-Wstrict-prototypes -Wmissing-prototypes])),
[c_loose_warn])
AC_SUBST(warn_cflags)
AC_SUBST(warn_cxxflags)
+# Disable exceptions and RTTI if building with g++
+ACX_PROG_CC_WARNING_OPTS(
+ m4_quote(m4_do([-fno-exceptions -fno-rtti])), [noexception_flags])
+
# Enable expensive internal checks
is_release=
if test x"`cat $srcdir/DEV-PHASE`" != xexperimental; then
[AS_HELP_STRING([--enable-gather-detailed-mem-stats],
[enable detailed memory allocation stats gathering])], [],
[enable_gather_detailed_mem_stats=no])
-if test x$enable_gather_detailed_mem_stats = xyes ; then
- AC_DEFINE(GATHER_STATISTICS, 1,
- [Define to enable detailed memory allocation stats gathering.])
-fi
+gather_stats=`if test $enable_gather_detailed_mem_stats != no; then echo 1; else echo 0; fi`
+AC_DEFINE_UNQUOTED(GATHER_STATISTICS, $gather_stats,
+[Define to enable detailed memory allocation stats gathering.])
# -------------------------------
# Miscenalleous configure options
# -------------------------------
-# See if we are building gcc with C++.
-AC_ARG_ENABLE(build-with-cxx,
-[AS_HELP_STRING([--enable-build-with-cxx],
- [build with C++ compiler instead of C compiler])],
-ENABLE_BUILD_WITH_CXX=$enableval,
-ENABLE_BUILD_WITH_CXX=no)
-AC_SUBST(ENABLE_BUILD_WITH_CXX)
-if test "$ENABLE_BUILD_WITH_CXX" = "yes"; then
- AC_DEFINE(ENABLE_BUILD_WITH_CXX, 1,
- [Define if building with C++.])
-fi
-
# With stabs
AC_ARG_WITH(stabs,
[AS_HELP_STRING([--with-stabs],
;;
mips*-*-*)
- case $host in
- mips*-sgi-irix*)
- AC_MSG_WARN([fixed-point is not supported on IRIX, ignored])
- enable_fixed_point=no
- ;;
- *)
- enable_fixed_point=yes
- ;;
- esac
+ enable_fixed_point=yes
;;
*)
AC_MSG_WARN([fixed-point is not supported for this target, ignored])
], [enable_shared=yes])
AC_SUBST(enable_shared)
+AC_ARG_WITH([native-system-header-dir],
+ [ --with-native-system-header-dir=dir
+ use dir as the directory to look for standard
+ system header files in. Defaults to /usr/include.],
+[
+ case ${with_native_system_header_dir} in
+ yes|no) AC_MSG_ERROR([bad value ${withval} given for --with-native-system-header-dir]) ;;
+ /* | [[A-Za-z]]:[[\\/]]*) ;;
+ *) AC_MSG_ERROR([--with-native-system-header-dir argument ${withval} must be an absolute directory]) ;;
+ esac
+ configured_native_system_header_dir="${withval}"
+], [configured_native_system_header_dir=])
+
AC_ARG_WITH(build-sysroot,
[AS_HELP_STRING([--with-build-sysroot=sysroot],
- [use sysroot as the system root during the build])])
+ [use sysroot as the system root during the build])],
+ [if test x"$withval" != x ; then
+ SYSROOT_CFLAGS_FOR_TARGET="--sysroot=$withval"
+ fi],
+ [SYSROOT_CFLAGS_FOR_TARGET=])
+AC_SUBST(SYSROOT_CFLAGS_FOR_TARGET)
+
+if test "x$prefix" = xNONE; then
+ test_prefix=/usr/local
+else
+ test_prefix=$prefix
+fi
+if test "x$exec_prefix" = xNONE; then
+ test_exec_prefix=$test_prefix
+else
+ test_exec_prefix=$exec_prefix
+fi
AC_ARG_WITH(sysroot,
[AS_HELP_STRING([[--with-sysroot[=DIR]]],
TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
CROSS_SYSTEM_HEADER_DIR='$(TARGET_SYSTEM_ROOT)$${sysroot_headers_suffix}$(NATIVE_SYSTEM_HEADER_DIR)'
- if test "x$prefix" = xNONE; then
- test_prefix=/usr/local
- else
- test_prefix=$prefix
- fi
- if test "x$exec_prefix" = xNONE; then
- test_exec_prefix=$test_prefix
- else
- test_exec_prefix=$exec_prefix
- fi
case ${TARGET_SYSTEM_ROOT} in
"${test_prefix}"|"${test_prefix}/"*|\
"${test_exec_prefix}"|"${test_exec_prefix}/"*|\
gcc_AC_PROG_LN_S
ACX_PROG_LN($LN_S)
AC_PROG_RANLIB
-case "${host}" in
-*-*-darwin*)
- # By default, the Darwin ranlib will not treat common symbols as
- # definitions when building the archive table of contents. Other
- # ranlibs do that; pass an option to the Darwin ranlib that makes
- # it behave similarly.
- ranlib_flags="-c"
- ;;
-*)
- ranlib_flags=""
-esac
+ranlib_flags=""
AC_SUBST(ranlib_flags)
gcc_AC_PROG_INSTALL
AC_CHECK_HEADERS(limits.h stddef.h string.h strings.h stdlib.h time.h iconv.h \
fcntl.h unistd.h sys/file.h sys/time.h sys/mman.h \
sys/resource.h sys/param.h sys/times.h sys/stat.h \
- direct.h malloc.h langinfo.h ldfcn.h locale.h wchar.h)
+ direct.h malloc.h langinfo.h ldfcn.h locale.h wchar.h libintl.h)
# Check for thread headers.
AC_CHECK_HEADER(thread.h, [have_thread_h=yes], [have_thread_h=])
AC_CHECK_FUNCS(times clock kill getrlimit setrlimit atoll atoq \
sysconf strsignal getrusage nl_langinfo \
gettimeofday mbstowcs wcswidth mmap setlocale \
- gcc_UNLOCKED_FUNCS)
+ gcc_UNLOCKED_FUNCS madvise)
if test x$ac_cv_func_mbstowcs = xyes; then
AC_CACHE_CHECK(whether mbstowcs works, gcc_cv_func_mbstowcs_works,
AC_CHECK_TYPE(ssize_t, int)
AC_CHECK_TYPE(caddr_t, char *)
-gcc_AC_FUNC_MMAP_BLACKLIST
+GCC_AC_FUNC_MMAP_BLACKLIST
case "${host}" in
*-*-*vms*)
# g++ on Solaris 10+ defines _XOPEN_SOURCE=600, which exposes a different
# iconv() prototype.
-AS_IF([test "$ENABLE_BUILD_WITH_CXX" = "yes"],
- [AC_LANG_PUSH([C++])
- AM_ICONV
- AC_LANG_POP([C++])],
- [AM_ICONV])
+AC_LANG_PUSH([C++])
+AM_ICONV
+AC_LANG_POP([C++])
# Until we have in-tree GNU iconv:
LIBICONV_DEP=
# We will need to find libiberty.h and ansidecl.h
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -I${srcdir} -I${srcdir}/../include"
+saved_CXXFLAGS="$CXXFLAGS"
+CXXFLAGS="$CXXFLAGS -I${srcdir} -I${srcdir}/../include"
gcc_AC_CHECK_DECLS(getenv atol asprintf sbrk abort atof getcwd getwd \
- strsignal strstr strverscmp \
+ strsignal strstr stpcpy strverscmp \
errno snprintf vsnprintf vasprintf malloc realloc calloc \
- free basename getopt clock getpagesize gcc_UNLOCKED_FUNCS, , ,[
+ free basename getopt clock getpagesize ffs gcc_UNLOCKED_FUNCS, , ,[
#include "ansidecl.h"
#include "system.h"])
#include <signal.h>
])
+# g++ on Solaris 10+ defines _XOPEN_SOURCE=600, which hides the madvise()
+# prototype.
+AC_LANG_PUSH([C++])
+gcc_AC_CHECK_DECLS(madvise, , ,[
+ #include "ansidecl.h"
+ #include "system.h"
+])
+AC_LANG_POP([C++])
+
# More time-related stuff.
AC_CACHE_CHECK(for struct tms, ac_cv_struct_tms, [
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
[Define if <time.h> defines clock_t.])
fi
-# Restore CFLAGS from before the gcc_AC_NEED_DECLARATIONS tests.
-CFLAGS="$saved_CFLAGS"
+# Check if F_SETLKW is supported by fcntl.
+AC_CACHE_CHECK(for F_SETLKW, ac_cv_f_setlkw, [
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+#include <fcntl.h>]], [[
+struct flock fl;
+fl.l_whence = 0;
+fl.l_start = 0;
+fl.l_len = 0;
+fl.l_pid = 0;
+return fcntl (1, F_SETLKW, &fl);]])],
+[ac_cv_f_setlkw=yes],[ac_cv_f_setlkw=no])])
+if test $ac_cv_f_setlkw = yes; then
+ AC_DEFINE(HOST_HAS_F_SETLKW, 1,
+ [Define if F_SETLKW supported by fcntl.])
+fi
-gcc_AC_INITFINI_ARRAY
+# Restore CFLAGS, CXXFLAGS from before the gcc_AC_NEED_DECLARATIONS tests.
+CFLAGS="$saved_CFLAGS"
+CXXFLAGS="$saved_CXXFLAGS"
# mkdir takes a single argument on some systems.
gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG
then tmake_file=$cpu_type/t-$cpu_type
fi
+# Support --enable-initfini-array.
+if test x$enable_initfini_array != xno; then
+ tm_file="${tm_file} initfini-array.h"
+fi
+
if test x"$dwarf2" = xyes
then tm_file="$tm_file tm-dwarf2.h"
fi
efficiently supported by the host hardware.])
fi
+gnu_ld_bool=`if test x"$gnu_ld" = x"yes"; then echo 1; else echo 0; fi`
+AC_DEFINE_UNQUOTED(HAVE_GNU_LD, $gnu_ld_bool, [Define to 1 if using GNU ld.])
+
+gnu_as_bool=`if test x"$gas" = x"yes"; then echo 1; else echo 0; fi`
+AC_DEFINE_UNQUOTED(HAVE_GNU_AS, $gnu_as_bool, [Define to 1 if using GNU as.])
+
count=a
for f in $host_xm_file; do
count=${count}x
fi
fi
+if test -n "$configured_native_system_header_dir"; then
+ native_system_header_dir=$configured_native_system_header_dir
+fi
+NATIVE_SYSTEM_HEADER_DIR="$native_system_header_dir"
+AC_SUBST(NATIVE_SYSTEM_HEADER_DIR)
+
case ${host} in
powerpc*-*-darwin*)
AC_CACHE_CHECK([whether mcontext_t fields have underscores],
thread_file=${target_thread_file}
fi
-# Make gthr-default.h if we have a thread file.
-gthread_flags=
-if test $thread_file != single; then
- echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h-t
- if diff gthr-default.h-t gthr-default.h 2>/dev/null; then
- rm -f gthr-default.h-t
- else
- mv -f gthr-default.h-t gthr-default.h
- fi
- gthread_flags=-DHAVE_GTHR_DEFAULT
-fi
-AC_SUBST(gthread_flags)
-
# --------
# UNSORTED
# --------
esac
done
-libgcc_tm_file_list=
-libgcc_tm_include_list=
-for f in $libgcc_tm_file; do
- libgcc_tm_file_list="${libgcc_tm_file_list} \$(srcdir)/../libgcc/config/$f"
- libgcc_tm_include_list="${libgcc_tm_include_list} ../libgcc/config/$f"
-done
-
tm_p_file_list=
tm_p_include_list=
for f in $tm_p_file; do
# These are the normal (build=host) settings:
CC_FOR_BUILD='$(CC)' AC_SUBST(CC_FOR_BUILD)
+CXX_FOR_BUILD='$(CXX)' AC_SUBST(CXX_FOR_BUILD)
BUILD_CFLAGS='$(ALL_CFLAGS)' AC_SUBST(BUILD_CFLAGS)
+BUILD_CXXFLAGS='$(ALL_CXXFLAGS)' AC_SUBST(BUILD_CXXFLAGS)
BUILD_LDFLAGS='$(LDFLAGS)' AC_SUBST(BUILD_LDFLAGS)
STMP_FIXINC=stmp-fixinc AC_SUBST(STMP_FIXINC)
fi])
ORIGINAL_PLUGIN_LD_FOR_TARGET=$gcc_cv_ld
-PLUGIN_LD=`basename $gcc_cv_ld`
+PLUGIN_LD_SUFFIX=`basename $gcc_cv_ld | sed -e "s,$target_alias-,,"`
AC_ARG_WITH(plugin-ld,
[AS_HELP_STRING([[--with-plugin-ld=[ARG]]], [specify the plugin linker])],
[if test x"$withval" != x; then
ORIGINAL_PLUGIN_LD_FOR_TARGET="$withval"
- PLUGIN_LD="$withval"
+ PLUGIN_LD_SUFFIX=`echo $withval | sed -e "s,$target_alias-,,"`
fi])
AC_SUBST(ORIGINAL_PLUGIN_LD_FOR_TARGET)
-AC_DEFINE_UNQUOTED(PLUGIN_LD, "$PLUGIN_LD", [Specify plugin linker])
+AC_DEFINE_UNQUOTED(PLUGIN_LD_SUFFIX, "$PLUGIN_LD_SUFFIX", [Specify plugin linker])
# Check to see if we are using gold instead of ld
AC_MSG_CHECKING(whether we are using gold)
else
case "${target}" in
*-*-solaris2*)
+ # See acinclude.m4 (gcc_SUN_LD_VERSION) for the version number
+ # format.
#
- # Solaris 2 ld -V output looks like this for a regular version:
- #
- # ld: Software Generation Utilities - Solaris Link Editors: 5.11-1.1699
- #
- # but test versions add stuff at the end:
- #
- # ld: Software Generation Utilities - Solaris Link Editors: 5.11-1.1701:onnv-ab196087-6931056-03/25/10
- #
+ # Don't reuse gcc_gv_sun_ld_vers_* in case a linker other than
+ # /usr/ccs/bin/ld has been configured.
ld_ver=`$gcc_cv_ld -V 2>&1`
if echo "$ld_ver" | grep 'Solaris Link Editors' > /dev/null; then
ld_vers=`echo $ld_ver | sed -n \
hppa64*-*-hpux* | ia64*-*-hpux*)
gcc_cv_ld_hidden=yes
;;
- *-*-solaris2.8*)
- # .hidden support was backported to Solaris 8, starting with ld
- # version 1.276.
- if test "$ld_vers_minor" -ge 276; then
- gcc_cv_ld_hidden=yes
- else
- gcc_cv_ld_hidden=no
- fi
- ;;
*-*-solaris2.9* | *-*-solaris2.1[0-9]*)
# Support for .hidden in Sun ld appeared in Solaris 9 FCS, but
# .symbolic was only added in Solaris 9 12/02.
fi
AC_MSG_RESULT($gcc_cv_ld_ro_rw_mix)
+gcc_AC_INITFINI_ARRAY
+
# Check if we have .[us]leb128, and support symbol arithmetic with it.
gcc_GAS_CHECK_FEATURE([.sleb128 and .uleb128], gcc_cv_as_leb128,
[elf,2,11,0],,
xor %l1, %tle_lox10(foo), %o5
ld [%g7 + %o5], %o1"
;;
+ tilepro*-*-*)
+ conftest_s='
+ .section ".tdata","awT",@progbits
+foo: .long 25
+ .text
+ addli r0, zero, tls_gd(foo)
+ auli r0, zero, tls_gd_ha16(foo)
+ addli r0, r0, tls_gd_lo16(foo)
+ jal __tls_get_addr
+ addli r0, zero, tls_ie(foo)
+ auli r0, r0, tls_ie_ha16(foo)
+ addli r0, r0, tls_ie_lo16(foo)'
+ tls_first_major=2
+ tls_first_minor=22
+ tls_as_opt="--fatal-warnings"
+ ;;
+ tilegx*-*-*)
+ conftest_s='
+ .section ".tdata","awT",@progbits
+foo: .long 25
+ .text
+ shl16insli r0, zero, hw0_last_tls_gd(foo)
+ shl16insli r0, zero, hw1_last_tls_gd(foo)
+ shl16insli r0, r0, hw0_tls_gd(foo)
+ jal __tls_get_addr
+ shl16insli r0, zero, hw1_last_tls_ie(foo)
+ shl16insli r0, r0, hw0_tls_ie(foo)'
+ tls_first_major=2
+ tls_first_minor=22
+ tls_as_opt="--fatal-warnings"
+ ;;
xtensa*-*-*)
conftest_s='
.section ".tdata","awT",@progbits
[set_have_as_tls=yes])
fi
case "$target" in
- *-*-irix6*)
- # IRIX 6.5 rld and libc.so lack TLS support, so even if gas and gld
- # with TLS support are in use, native TLS cannot work.
- set_have_as_tls=no
- ;;
- *-*-osf*)
- # Tru64 UNIX loader and libc.so lack TLS support, so even if gas and
- # gld with TLS support are in use, native TLS cannot work.
- set_have_as_tls=no
- ;;
- # TLS was introduced in the Solaris 9 FCS release and backported to
- # Solaris 8 patches. Support for GNU-style TLS on x86 was only
- # introduced in Solaris 9 4/04, replacing the earlier Sun style that Sun
- # ld and GCC don't support any longer.
+ # TLS was introduced in the Solaris 9 FCS release. Support for GNU-style
+ # TLS on x86 was only introduced in Solaris 9 4/04, replacing the earlier
+ # Sun style that Sun ld and GCC don't support any longer.
*-*-solaris2.*)
AC_MSG_CHECKING(linker and ld.so.1 TLS support)
ld_tls_support=no
ld_tls_support=yes
else
case "$target" in
- # Solaris 8/x86 ld has GNU style TLS support since version 1.280.
- i?86-*-solaris2.8)
- min_tls_ld_vers_minor=280
- ;;
- # Solaris 8/SPARC ld has TLS support since version 1.272.
- sparc*-*-solaris2.8)
- min_tls_ld_vers_minor=272
- ;;
# Solaris 9/x86 ld has GNU style TLS support since version 1.374.
i?86-*-solaris2.9)
min_tls_ld_vers_minor=374
LIBS=
LDFLAGS=
- AC_MSG_CHECKING(alternate thread library)
- case "$target" in
- # TLS support was backported to Solaris 8 patches, but only lives in
- # the alternate thread library which became the default in Solaris 9.
- # We want to always use that, irrespective of TLS support.
- *-*-solaris2.8)
- # Take multilib subdir into account. There's no spec to handle
- # this. The 64 symlink exists since Solaris 8.
- lwp_dir=/usr/lib/lwp
- lwp_spec="-L$lwp_dir%{m64:/64} -R$lwp_dir%{m64:/64}"
- LDFLAGS="-L$lwp_dir -R$lwp_dir"
- ;;
- *-*-solaris2*)
- lwp_dir="none"
- lwp_spec=""
- ;;
- esac
- # Always define LIB_THREAD_LDFLAGS_SPEC, even without TLS support.
- AC_DEFINE_UNQUOTED(LIB_THREAD_LDFLAGS_SPEC, "$lwp_spec",
- [Define to the linker flags to use for -pthread.])
- AC_MSG_RESULT($lwp_dir)
-
AC_MSG_CHECKING(library containing $tga_func)
# Before Solaris 10, __tls_get_addr (SPARC/x64) resp. ___tls_get_addr
# (32-bit x86) only lived in libthread, so check for that. Keep
gcc_cv_ld_static_dynamic=yes
else
case "$target" in
- # Tru64 UNIX support -noso/-so_archive instead of -Bstatic/-Bdynamic.
- alpha*-dec-osf*)
- gcc_cv_ld_static_dynamic=yes
- gcc_cv_ld_static_option="-noso"
- gcc_cv_ld_dynamic_option="-so_archive"
- ;;
- # IRIX 6 ld supports -Bstatic/-Bdynamic.
- mips-sgi-irix6*)
- gcc_cv_ld_static_dynamic=yes
- ;;
+ # HP-UX ld uses -a flags to select between shared and archive.
+ *-*-hpux*)
+ if test x"$gnu_ld" = xno; then
+ gcc_cv_ld_static_dynamic=yes
+ gcc_cv_ld_static_option="-aarchive_shared"
+ gcc_cv_ld_dynamic_option="-adefault"
+ fi
+ ;;
# Solaris 2 ld always supports -Bstatic/-Bdynamic.
*-*-solaris2*)
gcc_cv_ld_static_dynamic=yes
case "$target" in
# All TARGET_ABI_OSF targets.
- alpha*-*-osf* | alpha*-*-linux* | alpha*-*-*bsd*)
+ alpha*-*-linux* | alpha*-*-*bsd*)
gcc_GAS_CHECK_FEATURE([explicit relocation support],
gcc_cv_as_alpha_explicit_relocs, [2,12,0],,
[ .set nomacro
fi],
[AC_DEFINE(HAVE_AS_OFFSETABLE_LO10, 1,
[Define if your assembler supports offsetable %lo().])])
+
+ gcc_GAS_CHECK_FEATURE([FMAF, HPC, and VIS 3.0 instructions],
+ gcc_cv_as_sparc_fmaf,,
+ [-xarch=v9d],
+ [.text
+ .register %g2, #scratch
+ .register %g3, #scratch
+ .align 4
+ fmaddd %f0, %f2, %f4, %f6
+ addxccc %g1, %g2, %g3
+ fsrl32 %f2, %f4, %f8
+ fnaddd %f10, %f12, %f14],,
+ [AC_DEFINE(HAVE_AS_FMAF_HPC_VIS3, 1,
+ [Define if your assembler supports FMAF, HPC, and VIS 3.0 instructions.])])
;;
changequote(,)dnl
Cygwin DLL exports wrappers to support libstdc++ function replacement.])
esac
case $target_os in
- cygwin* | pe | mingw32*)
+ cygwin* | pe | mingw32* | interix*)
# Recent binutils allows the three-operand form of ".comm" on PE. This
# definition is used unconditionally to initialise the default state of
# the target option variable that governs usage of the feature.
;;
esac
fi
+ # Test if the assembler supports the section flag 'e' for specifying
+ # an excluded section.
+ gcc_GAS_CHECK_FEATURE([.section with e], gcc_cv_as_section_has_e,
+ [2,22,51],,
+[.section foo1,"e"
+.byte 0,0,0,0])
+ AC_DEFINE_UNQUOTED(HAVE_GAS_SECTION_EXCLUDE,
+ [`if test $gcc_cv_as_section_has_e = yes; then echo 1; else echo 0; fi`],
+ [Define if your assembler supports specifying the section flag e.])
;;
esac
[AC_DEFINE(HAVE_AS_IX86_SAHF, 1,
[Define if your assembler supports the sahf mnemonic in 64bit mode.])])
+ gcc_GAS_CHECK_FEATURE([hle prefixes],
+ gcc_cv_as_ix86_hle,,,
+ [lock xacquire cmpxchg %esi, (%ecx)],,
+ [AC_DEFINE(HAVE_AS_IX86_HLE, 1,
+ [Define if your assembler supports HLE prefixes.])])
+
gcc_GAS_CHECK_FEATURE([swap suffix],
gcc_cv_as_ix86_swap,,,
[movl.s %esp, %ebp],,
gcc_GAS_CHECK_FEATURE([rep and lock prefix],
gcc_cv_as_ix86_rep_lock_prefix,,,
[rep movsl
+ rep ret
+ rep nop
+ rep bsf %ecx, %eax
+ rep bsr %ecx, %eax
lock addl %edi, (%eax,%esi)
lock orl $0, (%esp)],,
[AC_DEFINE(HAVE_AS_IX86_REP_LOCK_PREFIX, 1,
gcc_GAS_CHECK_FEATURE([R_386_TLS_GD_PLT reloc],
gcc_cv_as_ix86_tlsgdplt,,,
- [call tls_gd@tlsgdplt],,
+ [call tls_gd@tlsgdplt],
+ [if test x$gcc_cv_ld != x \
+ && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1; then
+ gcc_cv_as_ix86_tlsgdplt=yes
+ fi
+ rm -f conftest],
[AC_DEFINE(HAVE_AS_IX86_TLSGDPLT, 1,
- [Define if your assembler supports @tlsgdplt.])])
+ [Define if your assembler and linker support @tlsgdplt.])])
gcc_GAS_CHECK_FEATURE([R_386_TLS_LDM_PLT reloc],
gcc_cv_as_ix86_tlsldmplt,,,
- [call tls_ld@tlsldmplt],,
+ [tls_ld:
+ call tls_ld@tlsldmplt],
+ [if test x$gcc_cv_ld != x \
+ && $gcc_cv_ld -o conftest conftest.o -G > /dev/null 2>&1; then
+ gcc_cv_as_ix86_tlsldmplt=yes
+ fi
+ rm -f conftest],
[AC_DEFINE(HAVE_AS_IX86_TLSLDMPLT, 1,
- [Define if your assembler supports @tlsldmplt.])])
+ [Define if your assembler and linker support @tlsldmplt.])])
;;
# version to the per-target configury.
case "$cpu_type" in
alpha | arm | avr | bfin | cris | i386 | m32c | m68k | microblaze | mips \
- | pa | rs6000 | score | sparc | spu | xstormy16 | xtensa)
+ | pa | rs6000 | score | sparc | spu | tilegx | tilepro | xstormy16 | xtensa)
insn="nop"
;;
ia64 | s390)
esac],
[gcc_GAS_CHECK_FEATURE([gnu_unique_object], gcc_cv_as_gnu_unique_object,
[elf,2,19,52],,
- [.type foo, @gnu_unique_object],,
+ [.type foo, '$target_type_format_char'gnu_unique_object],,
+# We need to unquote above to to use the definition from config.gcc.
# Also check for ld.so support, i.e. glibc 2.11 or higher.
[[if test x$host = x$build -a x$host = x$target &&
ldd --version 2>/dev/null &&
fi
case "$target:$tm_file" in
- powerpc64*-*-linux* | powerpc*-*-linux*rs6000/biarch64.h*)
+ powerpc64-*-freebsd* | powerpc64*-*-linux* | powerpc*-*-linux*rs6000/biarch64.h*)
+ case "$target" in
+ *-*-linux*)
+ emul_name="-melf64ppc"
+ ;;
+ *-*-freebsd*)
+ emul_name="-melf64ppc_fbsd"
+ ;;
+ esac
AC_CACHE_CHECK(linker support for omitting dot symbols,
gcc_cv_ld_no_dot_syms,
[gcc_cv_ld_no_dot_syms=no
EOF
if $gcc_cv_as -a64 -o conftest1.o conftest1.s > /dev/null 2>&1 \
&& $gcc_cv_as -a64 -o conftest2.o conftest2.s > /dev/null 2>&1 \
- && $gcc_cv_ld -melf64ppc -o conftest conftest1.o conftest2.o > /dev/null 2>&1; then
+ && $gcc_cv_ld $emul_name -o conftest conftest1.o conftest2.o > /dev/null 2>&1; then
gcc_cv_ld_no_dot_syms=yes
fi
rm -f conftest conftest1.o conftest2.o conftest1.s conftest2.s
ld 9,ie0@got@tprel@l(9)
EOF
if $gcc_cv_as -a64 -o conftest.o conftest.s > /dev/null 2>&1 \
- && $gcc_cv_ld -melf64ppc --no-toc-sort -o conftest conftest.o > /dev/null 2>&1; then
+ && $gcc_cv_ld $emul_name --no-toc-sort -o conftest conftest.o > /dev/null 2>&1; then
gcc_cv_ld_large_toc=yes
fi
rm -f conftest conftest.o conftest.s
if test "x$with_headers" != x; then
target_header_dir=$with_headers
elif test "x$with_sysroot" = x; then
- target_header_dir="${exec_prefix}/${target_noncanonical}/sys-include"
+ target_header_dir="${test_exec_prefix}/${target_noncanonical}/sys-include"
elif test "x$with_build_sysroot" != "x"; then
- target_header_dir="${with_build_sysroot}/usr/include"
+ target_header_dir="${with_build_sysroot}${native_system_header_dir}"
elif test "x$with_sysroot" = xyes; then
- target_header_dir="${exec_prefix}/${target_noncanonical}/sys-root/usr/include"
+ target_header_dir="${test_exec_prefix}/${target_noncanonical}/sys-root${native_system_header_dir}"
else
- target_header_dir="${with_sysroot}/usr/include"
+ target_header_dir="${with_sysroot}${native_system_header_dir}"
fi
else
- target_header_dir=/usr/include
+ target_header_dir=${native_system_header_dir}
fi
# Test for stack protector support in target C library.
$target_header_dir/bits/uClibc_config.h > /dev/null; then
gcc_cv_libc_provides_ssp=yes
fi
+ # all versions of Bionic support stack protector
+ elif test -f $target_header_dir/sys/cdefs.h \
+ && $EGREP '^[ ]*#[ ]*define[ ]+__BIONIC__[ ]+1' \
+ $target_header_dir/sys/cdefs.h > /dev/null; then
+ gcc_cv_libc_provides_ssp=yes
fi]
;;
*-*-gnu*)
AC_MSG_CHECKING(sys/sdt.h in the target C library)
have_sys_sdt_h=no
if test -f $target_header_dir/sys/sdt.h; then
+ have_sys_sdt_h=yes
AC_DEFINE(HAVE_SYS_SDT_H, 1,
[Define if your target C library provides sys/sdt.h])
fi
AC_MSG_CHECKING(dl_iterate_phdr in target C library)
gcc_cv_target_dl_iterate_phdr=unknown
case "$target" in
- *-*-solaris2*)
+ # Restrict to Solaris 11+. While most of the Solaris 11 linker changes
+ # were backported to Solaris 10 Update 10, dl_iterate_phdr only lives in
+ # libdl there, both complicating its use and breaking compatibility
+ # between Solaris 10 updates.
+ *-*-solaris2.1[[1-9]]*)
# <link.h> needs both a dl_iterate_phdr declaration and support for
# compilation with largefile support.
if grep dl_iterate_phdr $target_header_dir/link.h > /dev/null 2>&1 \
esac
done
-# Pick up gtfiles for c
-gtfiles=
-. ${srcdir}/c-config-lang.in
-all_gtfiles="$all_gtfiles [[c]] $gtfiles"
-
check_languages=
for language in $all_selected_languages
do
[specify that runtime libraries should be
installed in a compiler-specific directory])])
-AC_ARG_WITH(slibdir,
-[AS_HELP_STRING([--with-slibdir=DIR], [shared libraries in DIR @<:@LIBDIR@:>@])],
-slibdir="$with_slibdir",
-if test "${enable_version_specific_runtime_libs+set}" = set; then
- slibdir='$(libsubdir)'
-elif test "$host" != "$target"; then
- slibdir='$(build_tooldir)/lib'
-else
- slibdir='$(libdir)'
-fi)
-AC_SUBST(slibdir)
-
# Substitute configuration variables
AC_SUBST(subdirs)
AC_SUBST(srcdir)
AC_SUBST(user_headers_inc_next_post)
AC_SUBST(extra_headers_list)
AC_SUBST(extra_objs)
-AC_SUBST(extra_parts)
-AC_SUBST(extra_passes)
AC_SUBST(extra_programs)
AC_SUBST(float_h_file)
AC_SUBST(gcc_config_arguments)
AC_SUBST(gcc_gxx_include_dir)
+AC_SUBST(gcc_gxx_include_dir_add_sysroot)
AC_SUBST(host_exeext)
AC_SUBST(host_xm_file_list)
AC_SUBST(host_xm_include_list)
AC_SUBST(out_object_file)
AC_SUBST(common_out_file)
AC_SUBST(common_out_object_file)
-AC_SUBST(thread_file)
AC_SUBST(tm_file_list)
AC_SUBST(tm_include_list)
AC_SUBST(tm_defines)
-AC_SUBST(libgcc_tm_file_list)
-AC_SUBST(libgcc_tm_include_list)
AC_SUBST(tm_p_file_list)
AC_SUBST(tm_p_include_list)
AC_SUBST(xm_file_list)
AC_ARG_VAR(GMPLIBS,[How to link GMP])
AC_ARG_VAR(GMPINC,[How to find GMP include files])
-AC_ARG_VAR(PPLLIBS,[How to link PPL])
-AC_ARG_VAR(PPLINC,[How to find PPL include files])
+AC_ARG_VAR(ISLLIBS,[How to link ISL])
+AC_ARG_VAR(ISLINC,[How to find ISL include files])
AC_ARG_VAR(CLOOGLIBS,[How to link CLOOG])
AC_ARG_VAR(CLOOGINC,[How to find CLOOG include files])