* configure.in: Set em=linux for frv-*-*linux*.

* configure: Rebuilt.
* config/tc-frv.h (TARGET_FORMAT): Use elf32-frvfdpic if...
(frv_md_fdpic_enabled): New.
* config/tc-frv.c (frv_md_fdpic_enabled): New.
(DEFAULT_FDPIC): New.
(frv_flags): Use DEFAULT_FDPIC.
(frv_pic_flag): Likewise.
(OPTION_NOPIC): New.
(md_longopts): Add -mnopic.
(md_parse_option): Handle it.
(md_show_usage): Add -mfdpic and -mnopic.

1 files changed, 54 insertions, 4 deletions

diff --git a/gas/configure b/gas/configure
index 1cb9226..7028326 100755
--- a/gas/configure
+++ b/gas/configure
@@ -3321,6 +3321,7 @@ cygwin* | mingw* |pw32*)
   ;;
 
 darwin* | rhapsody*)
+  # this will be overwritten by pass_all, but leave it in just in case
   lt_cv_deplibs_check_method='file_magic Mach-O dynamically linked shared library'
   lt_cv_file_magic_cmd='/usr/bin/file -L'
   case "$host_os" in
@@ -3331,9 +3332,10 @@ darwin* | rhapsody*)
     lt_cv_file_magic_test_file='/usr/lib/libSystem.dylib'
     ;;
   esac
+  lt_cv_deplibs_check_method=pass_all
   ;;
 
-freebsd* )
+freebsd* | kfreebsd*-gnu)
   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
     case $host_cpu in
     i*86 )
@@ -3401,7 +3403,7 @@ linux-gnu*)
   lt_cv_file_magic_test_file=`echo /lib/libc.so* /lib/libc-*.so`
   ;;
 
-netbsd*)
+netbsd* | knetbsd*-gnu)
   if echo __ELF__ | $CC -E - | grep __ELF__ > /dev/null; then
     lt_cv_deplibs_check_method='match_pattern /lib[^/\.]+\.so\.[0-9]+\.[0-9]+$'
   else
@@ -3792,7 +3794,7 @@ test x"$pic_mode" = xno && libtool_flags="$libtool_flags --prefer-non-pic"
 case $host in
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 3795 "configure"' > conftest.$ac_ext
+  echo '#line 3797 "configure"' > conftest.$ac_ext
   if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -3847,6 +3849,52 @@ ia64-*-hpux*)
   rm -rf conftest*
   ;;
 
+x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*|s390*-*linux*|sparc*-*linux*)
+  # Find out which ABI we are using.
+  echo 'int i;' > conftest.$ac_ext
+  if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; then
+    case "`/usr/bin/file conftest.o`" in
+    *32-bit*)
+      case $host in
+        x86_64-*linux*)
+          LD="${LD-ld} -m elf_i386"
+          ;;
+        ppc64-*linux*|powerpc64-*linux*)
+          LD="${LD-ld} -m elf32ppclinux"
+          ;;
+        s390x-*linux*)
+          LD="${LD-ld} -m elf_s390"
+          ;;
+        sparc64-*linux*)
+          LD="${LD-ld} -m elf32_sparc"
+          ;;
+      esac
+      ;;
+    *64-bit*)
+      case $host in
+        x86_64-*linux*)
+          LD="${LD-ld} -m elf_x86_64"
+          ;;
+        ppc*-*linux*|powerpc*-*linux*)
+          LD="${LD-ld} -m elf64ppc"
+          ;;
+        s390*-*linux*)
+          LD="${LD-ld} -m elf64_s390"
+          ;;
+        sparc*-*linux*)
+          LD="${LD-ld} -m elf64_sparc"
+          ;;
+      esac
+      ;;
+    esac
+  fi
+  rm -rf conftest*
+  ;;
+
 *-*-sco3.2v5*)
   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
   SAVE_CFLAGS="$CFLAGS"
@@ -4262,6 +4310,7 @@ for this_target in $target $canon_targets ; do
       dlx-*-*)				fmt=elf ;;
 
       fr30-*-*)				fmt=elf ;;
+      frv-*-*linux*)			fmt=elf em=linux;;
       frv-*-*)				fmt=elf ;;
 
       hppa-*-linux*)	case ${cpu} in
@@ -10210,8 +10259,9 @@ case "${need_libm}" in
 yes)
   LIBM=
 case $host in
-*-*-beos* | *-*-cygwin* | *-*-pw32*)
+*-*-beos* | *-*-cygwin* | *-*-pw32* | *-*-darwin*)
   # These system don't have libm
+  # on darwin the libm is a symbolic link to libSystem.dylib
   ;;
 *-ncr-sysv4.3*)
   echo "$as_me:$LINENO: checking for _mwvalidcheckl in -lmw" >&5