85c64bbee9
* configure: Regenerate. * configure.ac (--enable-as-accelerator-for) (--enable-offload-targets): New configure options. gcc/ * Makefile.in (real_target_noncanonical, accel_dir_suffix) (enable_as_accelerator): New variables substituted by configure. (libsubdir, libexecsubdir, unlibsubdir): Tweak for the possibility of being configured as an offload compiler. (DRIVER_DEFINES): Pass new defines DEFAULT_REAL_TARGET_MACHINE and ACCEL_DIR_SUFFIX. (install-cpp, install-common, install_driver, install-gcc-ar): Do not install for the offload compiler. * config.in: Regenerate. * configure: Regenerate. * configure.ac (real_target_noncanonical, accel_dir_suffix) (enable_as_accelerator): Compute new variables. (ACCEL_COMPILER): Define if the compiler is built as the accel compiler. (OFFLOAD_TARGETS): List of target names suitable for offloading. (ENABLE_OFFLOADING): Define if list of offload targets is not empty. gcc/cp/ * Make-lang.in (c++.install-common): Do not install for the offload compiler. gcc/doc/ * install.texi (Options specification): Document --enable-as-accelerator-for and --enable-offload-targets. gcc/fortran/ * Make-lang.in (fortran.install-common): Do not install for the offload compiler. libgcc/ * Makefile.in (crtoffloadbegin$(objext)): New rule. (crtoffloadend$(objext)): Likewise. * configure: Regenerate. * configure.ac (accel_dir_suffix): Compute new variable. (extra_parts): Add crtoffloadbegin.o and crtoffloadend.o if enable_offload_targets is not empty. * offloadstuff.c: New file. libgomp/ * config.h.in: Regenerate. * configure: Regenerate. * configure.ac: Check for libdl, required for plugin support. (PLUGIN_SUPPORT): Define if plugins are supported. (enable_offload_targets): Support Intel MIC targets. (OFFLOAD_TARGETS): List of target names suitable for offloading. lto-plugin/ * Makefile.am (libexecsubdir): Tweak for the possibility of being configured for offload compiler. (accel_dir_suffix, real_target_noncanonical): New variables substituted by configure. * Makefile.in: Regenerate. * configure: Regenerate. * configure.ac (accel_dir_suffix, real_target_noncanonical): Compute new variables. Co-Authored-By: Andrey Turetskiy <andrey.turetskiy@intel.com> Co-Authored-By: Ilya Verbin <ilya.verbin@intel.com> Co-Authored-By: Thomas Schwinge <thomas@codesourcery.com> From-SVN: r217485
56 lines
1.5 KiB
Plaintext
56 lines
1.5 KiB
Plaintext
AC_PREREQ(2.64)
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AC_INIT([LTO plugin for ld], 0.1,,[lto-plugin])
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AC_CANONICAL_SYSTEM
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GCC_TOPLEV_SUBDIRS
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AM_INIT_AUTOMAKE([foreign no-dist])
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AM_MAINTAINER_MODE
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AC_ARG_WITH(libiberty,
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[AS_HELP_STRING([--with-libiberty=PATH],
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[specify the directory where to find libiberty [../libiberty]])],
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[], with_libiberty=../libiberty)
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AC_SUBST(with_libiberty)
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AC_PROG_CC
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AC_SYS_LARGEFILE
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ACX_PROG_CC_WARNING_OPTS([-Wall], [ac_lto_plugin_warn_cflags])
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# Check whether -static-libgcc is supported.
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saved_LDFLAGS="$LDFLAGS"
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LDFLAGS="$LDFLAGS -static-libgcc"
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AC_MSG_CHECKING([for -static-libgcc])
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AC_LINK_IFELSE([
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int main() {}], [have_static_libgcc=yes], [have_static_libgcc=no])
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AC_MSG_RESULT($have_static_libgcc);
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LDFLAGS="$saved_LDFLAGS"
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# Need -Wc to get it through libtool.
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if test "x$have_static_libgcc" = xyes; then
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ac_lto_plugin_ldflags="-Wc,-static-libgcc"
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fi
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AC_SUBST(ac_lto_plugin_ldflags)
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if test x"$host_subdir" = x.; then
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gcc_build_dir=../gcc
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else
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gcc_build_dir=../../$host_subdir/gcc
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fi
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AC_SUBST(gcc_build_dir)
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# Used for constructing correct paths for offload compilers.
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accel_dir_suffix=
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real_target_noncanonical=${target_noncanonical}
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if test x"$enable_as_accelerator_for" != x; then
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accel_dir_suffix=/accel/${target_noncanonical}
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real_target_noncanonical=${enable_as_accelerator_for}
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fi
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AC_SUBST(accel_dir_suffix)
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AC_SUBST(real_target_noncanonical)
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AM_PROG_LIBTOOL
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ACX_LT_HOST_FLAGS
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AC_SUBST(target_noncanonical)
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AC_TYPE_INT64_T
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AC_TYPE_UINT64_T
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AC_HEADER_SYS_WAIT
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AC_CONFIG_FILES(Makefile)
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AC_CONFIG_HEADERS(config.h)
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AC_OUTPUT
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