ac_help="$ac_help
--enable-sim-endian=endian Specify target byte endian orientation."
ac_help="$ac_help
- --enable-sim-alignment=align Specify strict or nonstrict alignment."
+ --enable-sim-alignment=align Specify strict, nonstrict or forced alignment of memory accesses."
ac_help="$ac_help
--enable-sim-hostendain=end Specify host byte endian orientation."
ac_help="$ac_help
fi
+wire_alignment=""
+default_alignment=""
+default_sim_alignment="-DWITH_ALIGNMENT=FORCED_ALIGNMENT"
# Check whether --enable-sim-alignment or --disable-sim-alignment was given.
if test "${enable_sim_alignment+set}" = set; then
enableval="$enable_sim_alignment"
case "${enableval}" in
- yes | strict | STRICT) sim_alignment="-DWITH_ALIGNMENT=STRICT_ALIGNMENT";;
- no | nonstrict | NONSTRICT) sim_alignment="-DWITH_ALIGNMENT=NONSTRICT_ALIGNMENT";;
- 0 | default | DEFAULT) sim_alignment="-DWITH_ALIGNMENT=0";;
- *) { echo "configure: error: "Unknown value $enableval passed to --enable-sim-alignment"" 1>&2; exit 1; }; sim_alignment="";;
+ strict | STRICT) sim_alignment="-DWITH_ALIGNMENT=STRICT_ALIGNMENT";;
+ nonstrict | NONSTRICT) sim_alignment="-DWITH_ALIGNMENT=NONSTRICT_ALIGNMENT";;
+ forced | FORCED) sim_alignment="-DWITH_ALIGNMENT=FORCED_ALIGNMENT";;
+ yes) if test x"$wire_alignment" != x; then
+ sim_alignment="-DWITH_ALIGNMENT=${wire_alignment}"
+ else
+ echo "No hard-wired alignment for target $target" 1>&6
+ sim_alignment="-DWITH_ALIGNMENT=0"
+ fi;;
+ no) if test x"$default_alignment" != x; then
+ sim_alignment="-DWITH_DEFAULT_ALIGNMENT=${default_alignment}"
+ else
+ echo "No default alignment for target $target" 1>&6
+ sim_alignment="-DWITH_DEFAULT_ALIGNMENT=0"
+ fi;;
+ *) { echo "configure: error: "Unknown value $enableval passed to --enable-sim-alignment"" 1>&2; exit 1; }; sim_alignment="";;
esac
if test x"$silent" != x"yes" && test x"$sim_alignment" != x""; then
echo "Setting alignment flags = $sim_alignment" 6>&1
fi
else
- sim_alignment=""
+ sim_alignment="${default_sim_alignment}"
fi
if test "x$cross_compiling" = "xno"; then
echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:1411: checking whether byte ordering is bigendian" >&5
+echo "configure:1426: checking whether byte ordering is bigendian" >&5
if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
ac_cv_c_bigendian=unknown
# See if sys/param.h defines the BYTE_ORDER macro.
cat > conftest.$ac_ext <<EOF
-#line 1418 "configure"
+#line 1433 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <sys/param.h>
#endif
; return 0; }
EOF
-if { (eval echo configure:1429: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1444: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
# It does; now see whether it defined to BIG_ENDIAN or not.
cat > conftest.$ac_ext <<EOF
-#line 1433 "configure"
+#line 1448 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <sys/param.h>
#endif
; return 0; }
EOF
-if { (eval echo configure:1444: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1459: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ac_cv_c_bigendian=yes
else
{ echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
else
cat > conftest.$ac_ext <<EOF
-#line 1464 "configure"
+#line 1479 "configure"
#include "confdefs.h"
main () {
/* Are we little or big endian? From Harbison&Steele. */
exit (u.c[sizeof (long) - 1] == 1);
}
EOF
-if { (eval echo configure:1477: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1492: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
then
ac_cv_c_bigendian=no
else
do
ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1551: checking for $ac_hdr" >&5
+echo "configure:1566: checking for $ac_hdr" >&5
if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1556 "configure"
+#line 1571 "configure"
#include "confdefs.h"
#include <$ac_hdr>
EOF
ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1561: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1576: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
ac_err=`grep -v '^ *+' conftest.out`
if test -z "$ac_err"; then
rm -rf conftest*
for ac_func in getpid kill
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1590: checking for $ac_func" >&5
+echo "configure:1605: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 1595 "configure"
+#line 1610 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func(); below. */
; return 0; }
EOF
-if { (eval echo configure:1618: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1633: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
rm -rf conftest*
eval "ac_cv_func_$ac_func=yes"
else