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configure: Check for Thumb2 on ARM and compile always in ARM mode.

This commit is contained in:
André Hentschel 2012-04-29 21:43:43 +02:00 committed by Alexandre Julliard
parent 833b655ae6
commit 33ca051472
2 changed files with 34 additions and 0 deletions
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26
configure vendored
View File

@ -4124,6 +4124,32 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
;;
arm*)
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports Thumb2" >&5
$as_echo_n "checking whether $CC supports Thumb2... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int ac_test(int i) { return i; }
int
main ()
{
asm(".syntax unified\n.thumb\nb.w ac_test\n.arm"); if (ac_test(1)) return 1
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
as_fn_error $? "You need a target with Thumb2 support to build Wine for ARM." "$LINENO" 5
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
CFLAGS="$CFLAGS -marm"
;;
*-mingw32*|*-cygwin*)
enable_win16=${enable_win16:-no}
CFLAGS="$CFLAGS -D_WIN32"

8
configure.ac
View File

@ -168,6 +168,14 @@ case $host in
AC_SUBST(TARGETFLAGS,"-m64")
fi
;;
arm*)
AC_MSG_CHECKING([whether $CC supports Thumb2])
WINE_TRY_ASM_LINK([".syntax unified\n.thumb\nb.w ac_test\n.arm"],[int ac_test(int i) { return i; }], [if (ac_test(1)) return 1],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
AC_MSG_ERROR([You need a target with Thumb2 support to build Wine for ARM.])])
CFLAGS="$CFLAGS -marm"
;;
*-mingw32*|*-cygwin*)
enable_win16=${enable_win16:-no}
CFLAGS="$CFLAGS -D_WIN32"