From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dedi548.your-server.de (dedi548.your-server.de [85.10.215.148]) by sourceware.org (Postfix) with ESMTPS id DB5753857371 for ; Wed, 8 Jun 2022 09:53:57 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org DB5753857371 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=embedded-brains.de Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=embedded-brains.de Received: from sslproxy02.your-server.de ([78.47.166.47]) by dedi548.your-server.de with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1nysNw-000Bix-0J for gcc-patches@gcc.gnu.org; Wed, 08 Jun 2022 11:53:56 +0200 Received: from [82.100.198.138] (helo=mail.embedded-brains.de) by sslproxy02.your-server.de with esmtpsa (TLSv1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nysNv-000RKw-RG for gcc-patches@gcc.gnu.org; Wed, 08 Jun 2022 11:53:55 +0200 Received: from localhost (localhost [127.0.0.1]) by mail.embedded-brains.de (Postfix) with ESMTP id 7A93E4801A9 for ; Wed, 8 Jun 2022 11:53:55 +0200 (CEST) Received: from mail.embedded-brains.de ([127.0.0.1]) by localhost (zimbra.eb.localhost [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id LhVJXnphl6En for ; Wed, 8 Jun 2022 11:53:52 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by mail.embedded-brains.de (Postfix) with ESMTP id 1AF024801B3 for ; Wed, 8 Jun 2022 11:53:52 +0200 (CEST) X-Virus-Scanned: amavisd-new at zimbra.eb.localhost Received: from mail.embedded-brains.de ([127.0.0.1]) by localhost (zimbra.eb.localhost [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id gbXMkQ7gRmTO for ; Wed, 8 Jun 2022 11:53:51 +0200 (CEST) Received: from zimbra.eb.localhost (unknown [192.168.96.242]) by mail.embedded-brains.de (Postfix) with ESMTPSA id D71D04801A9 for ; Wed, 8 Jun 2022 11:53:51 +0200 (CEST) From: Sebastian Huber To: gcc-patches@gcc.gnu.org Subject: [PATCH] Enable TLS support for RTEMS in libstdc++ Date: Wed, 8 Jun 2022 11:53:49 +0200 Message-Id: <20220608095349.12610-1-sebastian.huber@embedded-brains.de> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Authenticated-Sender: smtp-embedded@poldinet.de X-Virus-Scanned: Clear (ClamAV 0.103.6/26566/Wed Jun 8 10:05:45 2022) X-Spam-Status: No, score=-11.5 required=5.0 tests=BAYES_00, GIT_PATCH_0, KAM_DMARC_STATUS, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 08 Jun 2022 09:54:08 -0000 Remove RTEMS support from crossconfig.m4 since code this is not used due = to "with_newlib" being "yes". libstdc++-v3/ChangeLog: * configure: Regnerate. * configure.ac (newlib, *-rtems*): Enable TLS support for all RTEMS targets except mips. * crossconfig.m4 (*-rtems*): Remove. --- libstdc++-v3/configure | 5982 +---------------------------------- libstdc++-v3/configure.ac | 8 + libstdc++-v3/crossconfig.m4 | 6 - 3 files changed, 17 insertions(+), 5979 deletions(-) diff --git a/libstdc++-v3/configure b/libstdc++-v3/configure index 9b94fd71e42..4cb6dafc985 100755 --- a/libstdc++-v3/configure +++ b/libstdc++-v3/configure @@ -29237,6 +29237,15 @@ else =20 $as_echo "#define HAVE_MEMALIGN 1" >>confdefs.h =20 + + case "${target}" in + mips*-rtems*) + ;; + *-rtems*) + $as_echo "#define HAVE_TLS 1" >>confdefs.h + + ;; + esac elif test "x$with_headers" !=3D "xno"; then =20 # Base decisions on target environment. @@ -60919,5979 +60928,6 @@ $as_echo "$ac_ld_relro" >&6; } =20 $as_echo "#define HAVE_SINHL 1" >>confdefs.h =20 - ;; - *-rtems*) - - # All these tests are for C++; save the language and the compiler flag= s. - # The CXXFLAGS thing is suspicious, but based on similar bits previous= ly - # found in GLIBCXX_CONFIGURE. - - ac_ext=3Dcpp -ac_cpp=3D'$CXXCPP $CPPFLAGS' -ac_compile=3D'$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5' -ac_link=3D'$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conft= est.$ac_ext $LIBS >&5' -ac_compiler_gnu=3D$ac_cv_cxx_compiler_gnu - - ac_test_CXXFLAGS=3D"${CXXFLAGS+set}" - ac_save_CXXFLAGS=3D"$CXXFLAGS" - - # Check for -ffunction-sections -fdata-sections - { $as_echo "$as_me:${as_lineno-$LINENO}: checking for g++ that support= s -ffunction-sections -fdata-sections" >&5 -$as_echo_n "checking for g++ that supports -ffunction-sections -fdata-se= ctions... 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" >&6; } - if test x${glibcxx_cv_func_strtof_use+set} !=3D xset; then - if ${glibcxx_cv_func_strtof_use+:} false; then : - $as_echo_n "(cached) " >&6 -else - - - ac_ext=3Dcpp -ac_cpp=3D'$CXXCPP $CPPFLAGS' -ac_compile=3D'$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5' -ac_link=3D'$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conft= est.$ac_ext $LIBS >&5' -ac_compiler_gnu=3D$ac_cv_cxx_compiler_gnu - - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ -#include -int -main () -{ - strtof(0, 0); - ; - return 0; -} -_ACEOF -if ac_fn_cxx_try_compile "$LINENO"; then : - glibcxx_cv_func_strtof_use=3Dyes -else - glibcxx_cv_func_strtof_use=3Dno -fi -rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext - ac_ext=3Dc -ac_cpp=3D'$CPP $CPPFLAGS' -ac_compile=3D'$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' -ac_link=3D'$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest= .$ac_ext $LIBS >&5' -ac_compiler_gnu=3D$ac_cv_c_compiler_gnu - - -fi - - fi - { $as_echo "$as_me:${as_lineno-$LINENO}: result: $glibcxx_cv_func_strt= of_use" >&5 -$as_echo "$glibcxx_cv_func_strtof_use" >&6; } - if test x$glibcxx_cv_func_strtof_use =3D x"yes"; then - for ac_func in strtof -do : - ac_fn_c_check_func "$LINENO" "strtof" "ac_cv_func_strtof" -if test "x$ac_cv_func_strtof" =3D xyes; then : - cat >>confdefs.h <<_ACEOF -#define HAVE_STRTOF 1 -_ACEOF - -fi -done - - fi - - - - - CXXFLAGS=3D"$ac_save_CXXFLAGS" - ;; *-tpf) SECTION_FLAGS=3D'-ffunction-sections -fdata-sections' diff --git a/libstdc++-v3/configure.ac b/libstdc++-v3/configure.ac index e59bcdb2944..1acf5677dff 100644 --- a/libstdc++-v3/configure.ac +++ b/libstdc++-v3/configure.ac @@ -353,6 +353,14 @@ else =20 AC_DEFINE(HAVE_ICONV) AC_DEFINE(HAVE_MEMALIGN) + + case "${target}" in + mips*-rtems*) + ;; + *-rtems*) + AC_DEFINE(HAVE_TLS) + ;; + esac elif test "x$with_headers" !=3D "xno"; then GLIBCXX_CROSSCONFIG fi diff --git a/libstdc++-v3/crossconfig.m4 b/libstdc++-v3/crossconfig.m4 index ae5283b7ad3..e8ff89fe658 100644 --- a/libstdc++-v3/crossconfig.m4 +++ b/libstdc++-v3/crossconfig.m4 @@ -244,12 +244,6 @@ case "${host}" in AC_DEFINE(HAVE_SINHF) AC_DEFINE(HAVE_SINHL) ;; - *-rtems*) - GLIBCXX_CHECK_COMPILER_FEATURES - GLIBCXX_CHECK_LINKER_FEATURES - GLIBCXX_CHECK_MATH_SUPPORT - GLIBCXX_CHECK_STDLIB_SUPPORT - ;; *-tpf) SECTION_FLAGS=3D'-ffunction-sections -fdata-sections' SECTION_LDFLAGS=3D'-Wl,--gc-sections $SECTION_LDFLAGS' --=20 2.35.3