2007-08-28 Hans Kester <hans.kester@ellips.nl>

        * configure.host: Added support for x86_64.
        * libc/include/machine/ieeefp.h: Define __IEEE_LITTLE_ENDIAN for x86_64.
        * libc/include/machine/setjmp.h: Define _JBTYPE and _JBLEN for x86_64.
        * libc/machine/x86_64/aclocal.m4: Generated.
        * libc/machine/x86_64/configure.in: New.
        * libc/machine/x86_64/configure: Generated.
        * libc/machine/x86_64/Makefile.am: New.
        * libc/machine/x86_64/Makefile.in: Generated.
        * libc/machine/x86_64/setjmp.S: New.
        * libc/machine/x86_64/memcpy.S: New.
        * libc/machine/x86_64/memset.S: New.
        * libc/machine/configure.in: Added support for x86_64.
        * libc/machine/configure: Regenerated.

1 files changed, 48 insertions, 37 deletions

diff --git a/newlib/libc/machine/configure b/newlib/libc/machine/configure
index 14e82c2cf..15ba1bea9 100755
--- a/newlib/libc/machine/configure
+++ b/newlib/libc/machine/configure
@@ -491,6 +491,7 @@ ac_subdirs_all="$ac_subdirs_all tic4x"
 ac_subdirs_all="$ac_subdirs_all tic80"
 ac_subdirs_all="$ac_subdirs_all v850"
 ac_subdirs_all="$ac_subdirs_all w65"
+ac_subdirs_all="$ac_subdirs_all x86_64"
 ac_subdirs_all="$ac_subdirs_all xscale"
 ac_subdirs_all="$ac_subdirs_all xstormy16"
 ac_subdirs_all="$ac_subdirs_all z8k"
@@ -4916,13 +4917,13 @@ if test "${lt_cv_nm_interface+set}" = set; then
 else
   lt_cv_nm_interface="BSD nm"
   echo "int some_variable = 0;" > conftest.$ac_ext
-  (eval echo "\"\$as_me:4919: $ac_compile\"" >&5)
+  (eval echo "\"\$as_me:4920: $ac_compile\"" >&5)
   (eval "$ac_compile" 2>conftest.err)
   cat conftest.err >&5
-  (eval echo "\"\$as_me:4922: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
+  (eval echo "\"\$as_me:4923: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
   cat conftest.err >&5
-  (eval echo "\"\$as_me:4925: output\"" >&5)
+  (eval echo "\"\$as_me:4926: output\"" >&5)
   cat conftest.out >&5
   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
     lt_cv_nm_interface="MS dumpbin"
@@ -5029,29 +5030,35 @@ else
     fi
     ;;
   *)
-    # Make teststring a little bigger before we do anything with it.
-    # a 1K string should be a reasonable start.
-    for i in 1 2 3 4 5 6 7 8 ; do
-      teststring=$teststring$teststring
-    done
-    SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
-    # If test is not a shell built-in, we'll probably end up computing a
-    # maximum length that is only half of the actual maximum length, but
-    # we can't tell.
-    while { test "X"`$SHELL $0 --fallback-echo "X$teststring$teststring" 2>/dev/null` \
-	       = "XX$teststring$teststring"; } >/dev/null 2>&1 &&
-	    test $i != 17 # 1/2 MB should be enough
-    do
-      i=`expr $i + 1`
-      teststring=$teststring$teststring
-    done
-    # Only check the string length outside the loop.
-    lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
-    teststring=
-    # Add a significant safety factor because C++ compilers can tack on massive
-    # amounts of additional arguments before passing them to the linker.
-    # It appears as though 1/2 is a usable value.
-    lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
+    lt_cv_sys_max_cmd_len=`getconf ARG_MAX 2> /dev/null`
+    if test -n $lt_cv_sys_max_cmd_len; then
+      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
+      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
+    else
+      # Make teststring a little bigger before we do anything with it.
+      # a 1K string should be a reasonable start.
+      for i in 1 2 3 4 5 6 7 8 ; do
+        teststring=$teststring$teststring
+      done
+      SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
+      # If test is not a shell built-in, we'll probably end up computing a
+      # maximum length that is only half of the actual maximum length, but
+      # we can't tell.
+      while { test "X"`$SHELL $0 --fallback-echo "X$teststring$teststring" 2>/dev/null` \
+	         = "XX$teststring$teststring"; } >/dev/null 2>&1 &&
+	      test $i != 17 # 1/2 MB should be enough
+      do
+        i=`expr $i + 1`
+        teststring=$teststring$teststring
+      done
+      # Only check the string length outside the loop.
+      lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
+      teststring=
+      # Add a significant safety factor because C++ compilers can tack on
+      # massive amounts of additional arguments before passing them to the
+      # linker.  It appears as though 1/2 is a usable value.
+      lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
+    fi
     ;;
   esac
 
@@ -5971,7 +5978,7 @@ ia64-*-hpux*)
   ;;
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 5974 "configure"' > conftest.$ac_ext
+  echo '#line 5981 "configure"' > conftest.$ac_ext
   if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -7071,11 +7078,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:7074: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7081: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:7078: \$? = $ac_status" >&5
+   echo "$as_me:7085: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -7393,11 +7400,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:7396: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7403: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:7400: \$? = $ac_status" >&5
+   echo "$as_me:7407: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -7498,11 +7505,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:7501: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7508: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:7505: \$? = $ac_status" >&5
+   echo "$as_me:7512: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -7553,11 +7560,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:7556: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7563: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:7560: \$? = $ac_status" >&5
+   echo "$as_me:7567: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -10350,7 +10357,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 10353 "configure"
+#line 10360 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -10450,7 +10457,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 10453 "configure"
+#line 10460 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -10817,6 +10824,10 @@ subdirs="$subdirs v850"
 
 subdirs="$subdirs w65"
  ;;
+	x86_64)
+
+subdirs="$subdirs x86_64"
+ ;;
 	xscale)
 
 subdirs="$subdirs xscale"