diff -r fd16c54261b3 -r 90ce3da70b43 jdk/make/java/nio/genBuffer.sh
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/make/java/nio/genBuffer.sh	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,166 @@
+#! /bin/sh
+
+#
+# Copyright 2000-2005 Sun Microsystems, Inc.  All Rights Reserved.
+# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+#
+# This code is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License version 2 only, as
+# published by the Free Software Foundation.  Sun designates this
+# particular file as subject to the "Classpath" exception as provided
+# by Sun in the LICENSE file that accompanied this code.
+#
+# This code is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# version 2 for more details (a copy is included in the LICENSE file that
+# accompanied this code).
+#
+# You should have received a copy of the GNU General Public License version
+# 2 along with this work; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+# CA 95054 USA or visit www.sun.com if you need additional information or
+# have any questions.
+#
+
+# Generate concrete buffer classes
+
+# Required environment variables
+#   NAWK SED SPP    To invoke tools
+#   TYPE            Primitive type
+#   SRC             Source file
+#   DST             Destination file
+#
+# Optional environment variables
+#   RW              Mutability: R(ead only), W(ritable)
+#   BO              Byte order: B(ig), L(ittle), S(wapped), U(nswapped)
+#   BIN             Defined => generate binary-data access methods
+
+type=$TYPE
+rw=$RW
+rwkey=XX
+
+case $type in
+  char)  fulltype=character;;
+  *)     fulltype=$type;;
+esac
+
+case $type in
+  byte)           LBPV=0;;
+  char | short)   LBPV=1;;
+  int | float)    LBPV=2;;
+  long | double)  LBPV=3;;
+esac
+
+typesAndBits() {
+
+  type="$1"; BO="$2"
+  memtype=$type; swaptype=$type; frombits=; tobits=
+
+  case $type in
+    float)   memtype=int
+             if [ x$BO != xU ]; then
+	       swaptype=int
+	       fromBits=Float.intBitsToFloat
+	       toBits=Float.floatToRawIntBits
+	     fi;;
+    double)  memtype=long
+             if [ x$BO != xU ]; then
+	       swaptype=long
+	       fromBits=Double.longBitsToDouble
+	       toBits=Double.doubleToRawLongBits
+	     fi;;
+  esac
+
+  echo memtype=$memtype swaptype=$swaptype fromBits=$fromBits toBits=$toBits
+
+  echo $type $fulltype $memtype $swaptype \
+  | $NAWK '{ type = $1; fulltype = $2; memtype = $3; swaptype = $4;
+	     x = substr(type, 1, 1);
+	     Type = toupper(x) substr(type, 2);
+	     Fulltype = toupper(x) substr(fulltype, 2);
+	     Memtype = toupper(substr(memtype, 1, 1)) substr(memtype, 2);
+	     Swaptype = toupper(substr(swaptype, 1, 1)) substr(swaptype, 2);
+	     printf("Type=%s x=%s Fulltype=%s Memtype=%s Swaptype=%s ",
+		    Type, x, Fulltype, Memtype, Swaptype); }'
+
+  echo "swap=`if [ x$BO = xS ]; then echo Bits.swap; fi`"
+
+}
+
+eval `typesAndBits $type $BO`
+
+a=`if [ $type = int ]; then echo an; else echo a; fi`
+A=`if [ $type = int ]; then echo An; else echo A; fi`
+
+if [ "x$rw" = xR ]; then rwkey=ro; else rwkey=rw; fi
+
+set -e
+
+$SPP <$SRC >$DST \
+  -K$type \
+  -Dtype=$type \
+  -DType=$Type \
+  -Dfulltype=$fulltype \
+  -DFulltype=$Fulltype \
+  -Dx=$x \
+  -Dmemtype=$memtype \
+  -DMemtype=$Memtype \
+  -DSwaptype=$Swaptype \
+  -DfromBits=$fromBits \
+  -DtoBits=$toBits \
+  -DLG_BYTES_PER_VALUE=$LBPV \
+  -DBYTES_PER_VALUE="(1 << $LBPV)" \
+  -DBO=$BO \
+  -Dswap=$swap \
+  -DRW=$rw \
+  -K$rwkey \
+  -Da=$a \
+  -DA=$A \
+  -Kbo$BO
+
+if [ $BIN ]; then
+
+  genBinOps() {
+    type="$1"
+    Type=`echo $1 | $NAWK '{ print toupper(substr($1, 1, 1)) substr($1, 2) }'`
+    fulltype="$2"
+    LBPV="$3"
+    nbytes="$4"
+    nbytesButOne="$5"
+    a=`if [ $type = int ]; then echo an; else echo a; fi`
+    src=$6
+    eval `typesAndBits $type`
+    $SPP <$src \
+      -Dtype=$type \
+      -DType=$Type \
+      -Dfulltype=$fulltype \
+      -Dmemtype=$memtype \
+      -DMemtype=$Memtype \
+      -DfromBits=$fromBits \
+      -DtoBits=$toBits \
+      -DLG_BYTES_PER_VALUE=$LBPV \
+      -DBYTES_PER_VALUE="(1 << $LBPV)" \
+      -Dnbytes=$nbytes \
+      -DnbytesButOne=$nbytesButOne \
+      -DRW=$rw \
+      -K$rwkey \
+      -Da=$a \
+      -be
+  }
+
+  mv $DST $DST.tmp
+  sed -e '/#BIN/,$d' <$DST.tmp >$DST
+  rm -f $DST.tmp
+  binops=`dirname $SRC`/`basename $SRC .java`-bin.java
+  genBinOps char character 1 two one $binops >>$DST
+  genBinOps short short 1 two one $binops >>$DST
+  genBinOps int integer 2 four three $binops >>$DST
+  genBinOps long long 3 eight seven $binops >>$DST
+  genBinOps float float 2 four three $binops >>$DST
+  genBinOps double double 3 eight seven $binops >>$DST
+  echo '}' >>$DST
+
+fi