From aac7fdd28cf1ffbce75e88a1174e75bf5dfa0f30 Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Wed, 18 Oct 2000 13:14:49 +0000 Subject: 2000-09-14 Ralf Corsepius * macros: New directory. * macros/bsp-alias.m4: new file. * macros/canonical-host.m4: new file. * macros/canonical-target-name.m4: new file. * macros/canonicalize-tools.m4: new file. * macros/check-bsp-cache.m4: new file. * macros/check-bsps.m4: new file. * macros/check-cpu.m4: new file. * macros/rtems-debug.m4: new file. * macros/check-cxx.m4: new file. * macros/check-itron.m4: new file. * macros/check-multiprocessing.m4: new file. * macros/check-networking.m4: new file. * macros/check-newlib.m4: new file. * macros/check-posix.m4: new file. * macros/check-rdbg.m4: new file. * macros/enable-bare.m4: new file. * macros/enable-cxx.m4: new file. * macros/enable-gcc28.m4: new file. * macros/enable-inlines.m4: new file. * macros/enable-itron.m4: new file. * macros/enable-libcdir.m4: new file. * macros/enable-multiprocessing.m4: new file. * macros/enable-networking.m4: new file. * macros/enable-posix.m4: new file. * macros/enable-rdbg.m4: new file. * macros/enable-rtemsbsp.m4: new file. * macros/enable-tests.m4: new file. * macros/gcc-pipe.m4: new file. * macros/gcc-specs.m4: new file. * macros/i386-gas-code16.m4: new file. * macros/path-ksh.m4: new file. * macros/path-perl.m4: new file. * macros/prog-cc.m4: new file. * macros/prog-cxx.m4: new file. * macros/project-root.m4: new file. * macros/rtems-top.m4: new file. * macros/sysv-ipc.m4: new file. * macros/target.m4: new file. * macros/rtems-test-no-pause.m4: new file. * macros/multilib.m4: new file. * macros/tool-paths.m4: new file. * macros/tool-prefix.m4: new file. --- macros/i386-gas-code16.m4 | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 macros/i386-gas-code16.m4 (limited to 'macros/i386-gas-code16.m4') diff --git a/macros/i386-gas-code16.m4 b/macros/i386-gas-code16.m4 new file mode 100644 index 0000000000..8bfb2a5859 --- /dev/null +++ b/macros/i386-gas-code16.m4 @@ -0,0 +1,28 @@ +dnl +dnl $Id$ +dnl + +dnl check for i386 gas supporting 16 bit mode +dnl - binutils 2.9.1.0.7 and higher + +AC_DEFUN(RTEMS_I386_GAS_CODE16, +[ if test "${host_cpu}" = "i386"; then + AC_CACHE_CHECK([for 16 bit mode assembler support], + rtems_cv_prog_gas_code16, + [cat > conftest.s << EOF + .code16 + data32 + addr32 + lgdt 0 +EOF + if AC_TRY_COMMAND($AS -o conftest.o conftest.s); then + rtems_cv_prog_gas_code16=yes + else + rtems_cv_prog_gas_code16=no + fi]) + RTEMS_GAS_CODE16="$rtems_cv_prog_gas_code16" + fi + AC_SUBST(RTEMS_GAS_CODE16) + AC_DEFINE_UNQUOTED(NEW_GAS,1,[if using 16 bit mode assembler support]) +]) + -- cgit v1.2.3