source: rtems/aclocal/i386-gas-code16.m4 @ 89b51f4

4.104.114.84.9
Last change on this file since 89b51f4 was 2e0fd427, checked in by Joel Sherrill <joel.sherrill@…>, on Nov 2, 2000 at 3:44:04 PM

2000-11-02 Ralf Corsepius <corsepiu@…>

  • aclocal/*: Replace with contents of macros/*.m4
  • macros/: Remove.
  • aclocal/ar-s.m4 aclocal/tool-prefix.m4: Remove.
  • Makefile.am: Reflect changes to aclocal/ and macros/.
  • Property mode set to 100644
File size: 738 bytes
Line 
1dnl
2dnl  $Id$
3dnl
4
5dnl check for i386 gas supporting 16 bit mode
6dnl     - binutils 2.9.1.0.7 and higher
7
8AC_DEFUN(RTEMS_I386_GAS_CODE16,
9[ if test "${host_cpu}" = "i386"; then
10    AC_CACHE_CHECK([for 16 bit mode assembler support],
11      rtems_cv_prog_gas_code16,
12      [cat > conftest.s << EOF
13         .code16
14         data32
15         addr32
16         lgdt 0
17EOF
18      if AC_TRY_COMMAND($AS -o conftest.o conftest.s); then
19        rtems_cv_prog_gas_code16=yes
20      else
21        rtems_cv_prog_gas_code16=no
22      fi])
23    RTEMS_GAS_CODE16="$rtems_cv_prog_gas_code16"
24  fi
25  AC_SUBST(RTEMS_GAS_CODE16)
26  if test x"${RTEMS_GAS_CODE16}" = x"yes";
27  then
28    AC_DEFINE_UNQUOTED(NEW_GAS,1,[if using 16 bit mode assembler support])
29  fi
30])
31
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