X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=configure.ac;h=d0f7471a4fc6feab9836b57a69b67d75f45ee8cf;hb=befdff260962b8a963b751df3a872a38e10a7567;hp=6f3d801ab06a0f6be6bf8e7acd2af700b58956ad;hpb=1e74b85022b917781f421d2c7c7bfa7d8243c6e2;p=gcc.git diff --git a/configure.ac b/configure.ac index 6f3d801ab06..d0f7471a4fc 100644 --- a/configure.ac +++ b/configure.ac @@ -156,10 +156,10 @@ target_libraries="target-libgcc \ target-libgloss \ target-newlib \ target-libgomp \ + target-libcilkrts \ target-libatomic \ target-libitm \ target-libstdc++-v3 \ - target-libmudflap \ target-libsanitizer \ target-libvtv \ target-libssp \ @@ -435,7 +435,7 @@ AS_HELP_STRING([--disable-libstdcxx], ENABLE_LIBSTDCXX=$enableval, ENABLE_LIBSTDCXX=default) [if test "${ENABLE_LIBSTDCXX}" = "no" ; then - noconfigdirs="$noconfigdirs libstdc++-v3" + noconfigdirs="$noconfigdirs target-libstdc++-v3" fi] # Save it here so that, even in case of --enable-libgcj, if the Java @@ -473,22 +473,6 @@ if test x$enable_static_libjava != xyes ; then fi AC_SUBST(EXTRA_CONFIGARGS_LIBJAVA) -# Disable libmudflap on some systems. -if test x$enable_libmudflap = x ; then - case "${target}" in - *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | bfin*-*-uclinux* | *-*-kopensolaris*-gnu) - # Enable libmudflap by default in GNU and friends. - ;; - *-*-freebsd*) - # Enable libmudflap by default in FreeBSD. - ;; - *) - # Disable it by default everywhere else. - noconfigdirs="$noconfigdirs target-libmudflap" - ;; - esac -fi - # Disable libgomp on non POSIX hosted systems. if test x$enable_libgomp = x ; then # Enable libgomp by default on hosted POSIX systems. @@ -523,6 +507,22 @@ if test -d ${srcdir}/libatomic; then fi fi +# Disable libcilkrts on unsupported systems. +if test -d ${srcdir}/libcilkrts; then + if test x$enable_libcilkrts = x; then + AC_MSG_CHECKING([for libcilkrts support]) + if (srcdir=${srcdir}/libcilkrts; \ + . ${srcdir}/configure.tgt; \ + test -n "$UNSUPPORTED") + then + AC_MSG_RESULT([no]) + noconfigdirs="$noconfigdirs target-libcilkrts" + else + AC_MSG_RESULT([yes]) + fi + fi +fi + # Disable libitm on unsupported systems. if test -d ${srcdir}/libitm; then if test x$enable_libitm = x; then @@ -956,7 +956,7 @@ case "${target}" in sh*-*-pe|mips*-*-pe|*arm-wince-pe) noconfigdirs="$noconfigdirs tcl tk itcl libgui sim" ;; - arc-*-*) + arc-*-*|arceb-*-*) noconfigdirs="$noconfigdirs target-libgloss" ;; arm-*-pe*) @@ -1145,7 +1145,7 @@ case "${target}" in tic6x-*-*) noconfigdirs="$noconfigdirs sim" ;; - tilepro-*-* | tilegx-*-*) + tilepro*-*-* | tilegx*-*-*) noconfigdirs="$noconfigdirs sim" ;; v810-*-*) @@ -1650,9 +1650,9 @@ if test "x$with_isl" != "xno" && dnl with user input. ISL_INIT_FLAGS dnl The versions of ISL that work for Graphite - ISL_CHECK_VERSION(0,10) + ISL_CHECK_VERSION(0,11) if test "${gcc_cv_isl}" = no ; then - ISL_CHECK_VERSION(0,11) + ISL_CHECK_VERSION(0,12) fi dnl Only execute fail-action, if ISL has been requested. ISL_IF_FAILED([ @@ -1728,6 +1728,19 @@ ACX_ELF_TARGET_IFELSE([# ELF platforms build the lto-plugin always. esac ]) +AC_ARG_ENABLE(linker-plugin-configure-flags, + [AS_HELP_STRING([[--enable-linker-plugin-configure-flags=FLAGS]], + [additional flags for configuring linker plugins @<:@none@:>@])], + extra_linker_plugin_configure_flags=$enableval, + extra_linker_plugin_configure_flags=) +AC_SUBST(extra_linker_plugin_configure_flags) +AC_ARG_ENABLE(linker-plugin-flags, + [AS_HELP_STRING([[--enable-linker-plugin-flags=FLAGS]], + [additional flags for configuring and building linker plugins @<:@none@:>@])], + extra_linker_plugin_flags=$enableval, + extra_linker_plugin_flags=) +AC_SUBST(extra_linker_plugin_flags) + # By default, C and C++ are the only stage 1 languages. stage1_languages=,c, @@ -2054,11 +2067,19 @@ case ,${enable_languages},:${enable_objc_gc} in ;; esac -# Disable libitm, libsanitizer, libvtv if we're not building C++ +# Disable libcilkrts, libitm, libsanitizer, libvtv if we're not building C++ case ,${enable_languages}, in - *,c++,*) ;; + *,c++,*) + # Disable libcilkrts, libitm, libsanitizer if we're not building libstdc++ + case "${noconfigdirs}" in + *target-libstdc++-v3*) + noconfigdirs="$noconfigdirs target-libcilkrts target-libitm target-libsanitizer" + ;; + *) ;; + esac + ;; *) - noconfigdirs="$noconfigdirs target-libitm target-libsanitizer target-libvtv" + noconfigdirs="$noconfigdirs target-libcilkrts target-libitm target-libsanitizer target-libvtv" ;; esac @@ -2130,6 +2151,21 @@ for i in ${target_configdirs_all} ; do fi done +# libiberty-linker-plugin is special: it doesn't have its own source directory, +# so we have to add it after the preceding checks. +if test x"$extra_linker_plugin_flags$extra_linker_plugin_configure_flags" != x +then + case " $configdirs " in + *" libiberty "*) + # If we can build libiberty, we can also build libiberty-linker-plugin. + configdirs="$configdirs libiberty-linker-plugin" + extra_linker_plugin_configure_flags="$extra_linker_plugin_configure_flags \ + --with-libiberty=../libiberty-linker-plugin";; + *) + AC_MSG_ERROR([libiberty missing]);; + esac +fi + # Produce a warning message for the subdirs we can't configure. # This isn't especially interesting in the Cygnus tree, but in the individual # FSF releases, it's important to let people know when their machine isn't @@ -2367,6 +2403,9 @@ case "${target}" in mips*-*-*linux* | mips*-*-gnu*) target_makefile_frag="config/mt-mips-gnu" ;; + nios2-*-elf*) + target_makefile_frag="config/mt-nios2-elf" + ;; *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu) target_makefile_frag="config/mt-gnu" ;; @@ -2469,23 +2508,87 @@ else GCC_SHLIB_SUBDIR= fi +# Adjust the toplevel makefile according to whether bootstrap was selected. +case $enable_bootstrap in + yes) + bootstrap_suffix=bootstrap + BUILD_CONFIG=bootstrap-debug + ;; + no) + bootstrap_suffix=no-bootstrap + BUILD_CONFIG= + ;; +esac + +AC_MSG_CHECKING(for default BUILD_CONFIG) + +AC_ARG_WITH([build-config], + [AS_HELP_STRING([--with-build-config='NAME NAME2...'], + [use config/NAME.mk build configuration])], + [case $with_build_config in + yes) with_build_config= ;; + no) with_build_config= BUILD_CONFIG= ;; + esac]) + +if test "x${with_build_config}" != x; then + BUILD_CONFIG=$with_build_config +else + case $BUILD_CONFIG in + bootstrap-debug) + if echo "int f (void) { return 0; }" > conftest.c && + ${CC} -c conftest.c && + mv conftest.o conftest.o.g0 && + ${CC} -c -g conftest.c && + mv conftest.o conftest.o.g && + ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then + : + else + BUILD_CONFIG= + fi + rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g + ;; + esac +fi +AC_MSG_RESULT($BUILD_CONFIG) +AC_SUBST(BUILD_CONFIG) + +# Use same top-level configure hooks in libgcc/libstdc++/libvtv. +AC_MSG_CHECKING([for --enable-vtable-verify]) +AC_ARG_ENABLE(vtable-verify, +[ --enable-vtable-verify Enable vtable verification feature ], +[case "$enableval" in + yes) enable_vtable_verify=yes ;; + no) enable_vtable_verify=no ;; + *) enable_vtable_verify=no;; + esac], +[enable_vtable_verify=no]) +AC_MSG_RESULT($enable_vtable_verify) + # Record target_configdirs and the configure arguments for target and # build configuration in Makefile. target_configdirs=`echo "${target_configdirs}" | sed -e 's/target-//g'` build_configdirs=`echo "${build_configdirs}" | sed -e 's/build-//g'` +bootstrap_fixincludes=no # If we are building libgomp, bootstrap it. if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then bootstrap_target_libs=${bootstrap_target_libs}target-libgomp, fi -# If we are building libsanitizer, bootstrap it. -if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1 ; then - bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer, +# If we are building libsanitizer and $BUILD_CONFIG contains bootstrap-asan +# or bootstrap-ubsan, bootstrap it. +if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1; then + case "$BUILD_CONFIG" in + *bootstrap-asan* | *bootstrap-ubsan* ) + bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer, + bootstrap_fixincludes=yes + ;; + esac fi -# If we are building libvtv, bootstrap it. -if echo " ${target_configdirs} " | grep " libvtv " > /dev/null 2>&1 ; then +# If we are building libvtv and --enable-vtable-verify, bootstrap it. +if echo " ${target_configdirs} " | grep " libvtv " > /dev/null 2>&1 && + test "$enable_vtable_verify" != no; then bootstrap_target_libs=${bootstrap_target_libs}target-libvtv, fi @@ -2538,50 +2641,6 @@ case "$enable_bootstrap:$ENABLE_GOLD: $configdirs :,$stage1_languages," in ;; esac -# Adjust the toplevel makefile according to whether bootstrap was selected. -case $enable_bootstrap in - yes) - bootstrap_suffix=bootstrap - BUILD_CONFIG=bootstrap-debug - ;; - no) - bootstrap_suffix=no-bootstrap - BUILD_CONFIG= - ;; -esac - -AC_MSG_CHECKING(for default BUILD_CONFIG) - -AC_ARG_WITH([build-config], - [AS_HELP_STRING([--with-build-config='NAME NAME2...'], - [use config/NAME.mk build configuration])], - [case $with_build_config in - yes) with_build_config= ;; - no) with_build_config= BUILD_CONFIG= ;; - esac]) - -if test "x${with_build_config}" != x; then - BUILD_CONFIG=$with_build_config -else - case $BUILD_CONFIG in - bootstrap-debug) - if echo "int f (void) { return 0; }" > conftest.c && - ${CC} -c conftest.c && - mv conftest.o conftest.o.g0 && - ${CC} -c -g conftest.c && - mv conftest.o conftest.o.g && - ${srcdir}/contrib/compare-debug conftest.o.g0 conftest.o.g > /dev/null 2>&1; then - : - else - BUILD_CONFIG= - fi - rm -f conftest.c conftest.o conftest.o.g0 conftest.o.g - ;; - esac -fi -AC_MSG_RESULT($BUILD_CONFIG) -AC_SUBST(BUILD_CONFIG) - extrasub_build= for module in ${build_configdirs} ; do if test -z "${no_recursion}" \ @@ -2605,11 +2664,15 @@ for module in ${configdirs} ; do fi done fi + case ${module},${bootstrap_fixincludes} in + fixincludes,no) host_bootstrap_suffix=no-bootstrap ;; + *) host_bootstrap_suffix=$bootstrap_suffix ;; + esac extrasub_host="$extrasub_host /^@if $module\$/d /^@endif $module\$/d -/^@if $module-$bootstrap_suffix\$/d -/^@endif $module-$bootstrap_suffix\$/d" +/^@if $module-$host_bootstrap_suffix\$/d +/^@endif $module-$host_bootstrap_suffix\$/d" done extrasub_target= for module in ${target_configdirs} ; do @@ -2876,6 +2939,26 @@ if test x${is_cross_compiler} = xyes ; then target_configargs="--with-cross-host=${host_noncanonical} ${target_configargs}" fi +# Special user-friendly check for native x86_64-linux build, if +# multilib is not explicitly enabled. +case "$target:$have_compiler:$host:$target:$enable_multilib" in + x86_64-*linux*:yes:$build:$build:) + # Make sure we have a developement environment that handles 32-bit + dev64=no + echo "int main () { return 0; }" > conftest.c + ${CC} -m32 -o conftest ${CFLAGS} ${CPPFLAGS} ${LDFLAGS} conftest.c + if test $? = 0 ; then + if test -s conftest || test -s conftest.exe ; then + dev64=yes + fi + fi + rm -f conftest* + if test x${dev64} != xyes ; then + AC_MSG_ERROR([I suspect your system does not have 32-bit developement libraries (libc and headers). If you have them, rerun configure with --enable-multilib. If you do not have them, and want to build a 64-bit-only compiler, rerun configure with --disable-multilib.]) + fi + ;; +esac + # Default to --enable-multilib. if test x${enable_multilib} = x ; then target_configargs="--enable-multilib ${target_configargs}" @@ -3298,6 +3381,13 @@ case ${enable_werror} in esac AC_SUBST(stage2_werror_flag) +# Enable --enable-host-shared. +AC_ARG_ENABLE(host-shared, +[AS_HELP_STRING([--enable-host-shared], + [build host code as shared libraries])], +[host_shared=$enableval], [host_shared=no]) +AC_SUBST(host_shared) + # Specify what files to not compare during bootstrap. compare_exclusions="gcc/cc*-checksum\$(objext) | gcc/ada/*tools/*"