forked from Imagelibrary/rtems
aac7fdd28c
* 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.
29 lines
681 B
Plaintext
29 lines
681 B
Plaintext
dnl
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dnl $Id$
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dnl
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dnl check for i386 gas supporting 16 bit mode
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dnl - binutils 2.9.1.0.7 and higher
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AC_DEFUN(RTEMS_I386_GAS_CODE16,
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[ if test "${host_cpu}" = "i386"; then
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AC_CACHE_CHECK([for 16 bit mode assembler support],
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rtems_cv_prog_gas_code16,
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[cat > conftest.s << EOF
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.code16
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data32
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addr32
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lgdt 0
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EOF
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if AC_TRY_COMMAND($AS -o conftest.o conftest.s); then
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rtems_cv_prog_gas_code16=yes
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else
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rtems_cv_prog_gas_code16=no
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fi])
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RTEMS_GAS_CODE16="$rtems_cv_prog_gas_code16"
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fi
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AC_SUBST(RTEMS_GAS_CODE16)
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AC_DEFINE_UNQUOTED(NEW_GAS,1,[if using 16 bit mode assembler support])
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])
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