January 23rd merge

1 files changed, 828 insertions, 591 deletions

diff --git a/sim/ppc/configure b/sim/ppc/configure
index c405a57..5dd42c8 100755
--- a/sim/ppc/configure
+++ b/sim/ppc/configure
@@ -1,7 +1,7 @@
 #! /bin/sh
 
 # Guess values for system-dependent variables and create Makefiles.
-# Generated automatically using autoconf version 2.10 
+# Generated automatically using autoconf version 2.12 
 # Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
 #
 # This configure script is free software; the Free Software Foundation
@@ -12,73 +12,73 @@ ac_help=
 ac_default_prefix=/usr/local
 # Any additions from configure.in:
 ac_help="$ac_help
-  --enable-sim-cflags=opts		Extra CFLAGS for use in building simulator"
+  --enable-sim-alignment=align		Specify strict or nonstrict alignment."
 ac_help="$ac_help
-  --enable-sim-warnings=opts		Extra CFLAGS for turning on compiler warnings except for idecode.o, semantics.o and psim.o"
+  --enable-sim-assert			Specify whether to perform random assertions."
 ac_help="$ac_help
-  --enable-sim-line-nr=opts		Generate extra CPP code that references source rather than generated code"
+  --enable-sim-bitsize=n		Specify target bitsize (32 or 64)."
 ac_help="$ac_help
-  --enable-sim-config=file		Override default config file"
+  --enable-sim-bswap			Use the BSWAP instruction on Intel 486s and Pentiums."
 ac_help="$ac_help
-  --enable-sim-opcode=which		Override default opcode lookup."
+  --enable-sim-cflags=opts		Extra CFLAGS for use in building simulator"
 ac_help="$ac_help
-  --enable-sim-switch			Use a switch instead of a table for instruction call."
+  --enable-sim-config=file		Override default config file"
+ac_help="$ac_help
+  --enable-sim-default-model=which	Specify default PowerPC to model."
 ac_help="$ac_help
   --enable-sim-duplicate		Expand (duplicate) semantic functions."
 ac_help="$ac_help
-  --enable-sim-jump		Jump between semantic code (instead of call/return)."
+  --enable-sim-endian=endian		Specify target byte endian orientation."
+ac_help="$ac_help
+  --enable-sim-env=env			Specify target environment (operating, virtual, user)."
 ac_help="$ac_help
   --enable-sim-filter=rule		Specify filter rules."
 ac_help="$ac_help
-  --enable-sim-icache=size		Specify instruction cache size."
+  --enable-sim-float			Specify whether to use host floating point or simulate."
 ac_help="$ac_help
   --enable-sim-hardware=list		Specify the hardware to be included in the build."
 ac_help="$ac_help
-  --enable-sim-packages=list		Specify the packages to be included in the build."
-ac_help="$ac_help
-  --enable-sim-inline=inlines		Specify which functions should be inlined."
-ac_help="$ac_help
-  --enable-sim-bswap			Use the BSWAP instruction on Intel 486s and Pentiums."
+  --enable-sim-hostbitsize=32|64	Specify host bitsize (32 or 64)."
 ac_help="$ac_help
-  --enable-sim-endian=endian		Specify target byte endian orientation."
+  --enable-sim-hostendain=end		Specify host byte endian orientation."
 ac_help="$ac_help
-  --enable-sim-regparm=nr-parm		Pass parameters in registers instead of on the stack - x86/GCC specific."
+  --enable-sim-icache=size		Specify instruction-decode cache size and type."
 ac_help="$ac_help
-  --enable-sim-stdcall=type		Use an alternative function call/return mechanism - x86/GCC specific."
+  --enable-sim-inline=inlines		Specify which functions should be inlined."
 ac_help="$ac_help
-  --enable-sim-hostendain=end		Specify host byte endian orientation."
+  --enable-sim-jump		Jump between semantic code (instead of call/return)."
 ac_help="$ac_help
-  --enable-sim-smp=n			Specify number of processors to configure for."
+  --enable-sim-line-nr=opts		Generate extra CPP code that references source rather than generated code"
 ac_help="$ac_help
-  --enable-sim-xor-endian=n		Specify number bytes involved in PowerPC XOR bi-endian mode (default 8)."
+  --enable-sim-model=which		Specify PowerPC to model."
 ac_help="$ac_help
-  --enable-sim-bitsize=n		Specify target bitsize (32 or 64)."
+  --enable-sim-model-issue		Specify whether to simulate model specific actions"
 ac_help="$ac_help
-  --enable-sim-hostbitsize=32|64	Specify host bitsize (32 or 64)."
+  --enable-sim-monitor=mon		Specify whether to enable monitoring events."
 ac_help="$ac_help
-  --enable-sim-env=env			Specify target environment (operating, virtual, user)."
+  --enable-sim-opcode=which		Override default opcode lookup."
 ac_help="$ac_help
-  --enable-sim-timebase			Specify whether the PPC timebase is supported."
+  --enable-sim-packages=list		Specify the packages to be included in the build."
 ac_help="$ac_help
-  --enable-sim-alignment=align		Specify strict or nonstrict alignment."
+  --enable-sim-regparm=nr-parm		Pass parameters in registers instead of on the stack - x86/GCC specific."
 ac_help="$ac_help
-  --enable-sim-trace			Specify whether tracing is supported."
+  --enable-sim-reserved-bits		Specify whether to check reserved bits in instruction."
 ac_help="$ac_help
-  --enable-sim-assert			Specify whether to perform random assertions."
+  --enable-sim-smp=n			Specify number of processors to configure for."
 ac_help="$ac_help
-  --enable-sim-reserved-bits		Specify whether to check reserved bits in instruction."
+  --enable-sim-stdcall=type		Use an alternative function call/return mechanism - x86/GCC specific."
 ac_help="$ac_help
-  --enable-sim-float			Specify whether to use host floating point or simulate."
+  --enable-sim-stdio			Specify whether to use stdio for console input/output."
 ac_help="$ac_help
-  --enable-sim-monitor=mon		Specify whether to enable monitoring events."
+  --enable-sim-switch			Use a switch instead of a table for instruction call."
 ac_help="$ac_help
-  --enable-sim-model=which		Specify PowerPC to model."
+  --enable-sim-timebase			Specify whether the PPC timebase is supported."
 ac_help="$ac_help
-  --enable-sim-default-model=which	Specify default PowerPC to model."
+  --enable-sim-trace			Specify whether tracing is supported."
 ac_help="$ac_help
-  --enable-sim-model-issue		Specify whether to simulate model specific actions"
+  --enable-sim-warnings=opts		Extra CFLAGS for turning on compiler warnings except for idecode.o, semantics.o and psim.o"
 ac_help="$ac_help
-  --enable-sim-stdio			Specify whether to use stdio for console input/output."
+  --enable-sim-xor-endian=n		Specify number bytes involved in PowerPC XOR bi-endian mode (default 8)."
 
 # Initialize some variables set by options.
 # The variables have the same names as the options, with
@@ -117,6 +117,8 @@ mandir='${prefix}/man'
 # Initialize some other variables.
 subdirs=
 MFLAGS= MAKEFLAGS=
+# Maximum number of lines to put in a shell here document.
+ac_max_here_lines=12
 
 ac_prev=
 for ac_option
@@ -398,7 +400,7 @@ EOF
     verbose=yes ;;
 
   -version | --version | --versio | --versi | --vers)
-    echo "configure generated by autoconf version 2.10"
+    echo "configure generated by autoconf version 2.12"
     exit 0 ;;
 
   -with-* | --with-*)
@@ -500,11 +502,14 @@ do
 done
 
 # NLS nuisances.
-# Only set LANG and LC_ALL to C if already set.
-# These must not be set unconditionally because not all systems understand
-# e.g. LANG=C (notably SCO).
-if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
+# Only set these to C if already set.  These must not be set unconditionally
+# because not all systems understand e.g. LANG=C (notably SCO).
+# Fixing LC_MESSAGES prevents Solaris sh from translating var values in `set'!
+# Non-C LC_CTYPE values break the ctype check.
 if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
+if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
+if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
+if test "${LC_CTYPE+set}"    = set; then LC_CTYPE=C;    export LC_CTYPE;    fi
 
 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 rm -rf conftest* confdefs.h
@@ -566,6 +571,7 @@ ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
 ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+cross_compiling=$ac_cv_prog_cc_cross
 
 if (echo "testing\c"; echo 1,2,3) | grep c >/dev/null; then
   # Stardent Vistra SVR4 grep lacks -e, says ghazi@caip.rutgers.edu.
@@ -611,11 +617,12 @@ ac_configure=$ac_aux_dir/configure # This should be Cygnus configure.
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
+echo "configure:621: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-    IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+    IFS="${IFS= 	}"; ac_save_IFS="$IFS"; IFS="${IFS}:"
   for ac_dir in $PATH; do
     # Account for people who put trailing slashes in PATH elements.
     case "$ac_dir/" in
@@ -638,7 +645,7 @@ else
       ;;
     esac
   done
-  IFS="$ac_save_ifs"
+  IFS="$ac_save_IFS"
 
 fi
   if test "${ac_cv_path_install+set}" = set; then
@@ -662,6 +669,7 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:673: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -690,6 +698,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:702: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -736,7 +745,47 @@ fi
   test -z "$CC" && { echo "configure: error: no acceptable cc found in \$PATH" 1>&2; exit 1; }
 fi
 
+echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
+echo "configure:750: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+
+ac_ext=c
+# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
+ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+cross_compiling=$ac_cv_prog_cc_cross
+
+cat > conftest.$ac_ext <<EOF
+#line 760 "configure"
+#include "confdefs.h"
+main(){return(0);}
+EOF
+if { (eval echo configure:764: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+  ac_cv_prog_cc_works=yes
+  # If we can't run a trivial program, we are probably using a cross compiler.
+  if (./conftest; exit) 2>/dev/null; then
+    ac_cv_prog_cc_cross=no
+  else
+    ac_cv_prog_cc_cross=yes
+  fi
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  ac_cv_prog_cc_works=no
+fi
+rm -fr conftest*
+
+echo "$ac_t""$ac_cv_prog_cc_works" 1>&6
+if test $ac_cv_prog_cc_works = no; then
+  { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
+fi
+echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
+echo "configure:784: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
+cross_compiling=$ac_cv_prog_cc_cross
+
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
+echo "configure:789: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -745,7 +794,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:749: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:798: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -753,29 +802,34 @@ fi
 fi
 
 echo "$ac_t""$ac_cv_prog_gcc" 1>&6
+
 if test $ac_cv_prog_gcc = yes; then
   GCC=yes
-  if test "${CFLAGS+set}" != set; then
-    echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-if eval "test \"`echo '$''{'ac_cv_prog_gcc_g'+set}'`\" = set"; then
+  ac_test_CFLAGS="${CFLAGS+set}"
+  ac_save_CFLAGS="$CFLAGS"
+  CFLAGS=
+  echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
+echo "configure:813: checking whether ${CC-cc} accepts -g" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   echo 'void f(){}' > conftest.c
 if test -z "`${CC-cc} -g -c conftest.c 2>&1`"; then
-  ac_cv_prog_gcc_g=yes
+  ac_cv_prog_cc_g=yes
 else
-  ac_cv_prog_gcc_g=no
+  ac_cv_prog_cc_g=no
 fi
 rm -f conftest*
 
 fi
 
-echo "$ac_t""$ac_cv_prog_gcc_g" 1>&6
-    if test $ac_cv_prog_gcc_g = yes; then
-      CFLAGS="-g -O"
-    else
-      CFLAGS="-O"
-    fi
+echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
+  if test "$ac_test_CFLAGS" = set; then
+    CFLAGS="$ac_save_CFLAGS"
+  elif test $ac_cv_prog_cc_g = yes; then
+    CFLAGS="-g -O2"
+  else
+    CFLAGS="-O2"
   fi
 else
   GCC=
@@ -784,83 +838,94 @@ fi
 
 
 # Put a plausible default for CC_FOR_BUILD in Makefile.
-# If we cannot run a trivial program, we must be cross compiling.
-echo $ac_n "checking whether cross-compiling""... $ac_c" 1>&6
-if eval "test \"`echo '$''{'ac_cv_c_cross'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  if test "$cross_compiling" = yes; then
-  ac_cv_c_cross=yes
-else
-cat > conftest.$ac_ext <<EOF
-#line 797 "configure"
-#include "confdefs.h"
-main(){return(0);}
-EOF
-{ (eval echo configure:801: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
-if test -s conftest && (./conftest; exit) 2>/dev/null; then
-  ac_cv_c_cross=no
+
+if test "x$cross_compiling" = "xno"; then
+  CC_FOR_BUILD='$(CC)'
 else
-  ac_cv_c_cross=yes
+  CC_FOR_BUILD=gcc
 fi
+
+
+# Check whether --enable-sim-alignment or --disable-sim-alignment was given.
+if test "${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 $enableval passed to --enable-sim-alignment"" 1>&2; exit 1; }; sim_alignment="";;
+esac
+if test x"$silent" != x"yes" && test x"$sim_alignment" != x""; then
+  echo "Setting alignment flags = $sim_alignment" 6>&1
 fi
-rm -fr conftest*
+else
+  sim_alignment=""
 fi
 
-echo "$ac_t""$ac_cv_c_cross" 1>&6
-cross_compiling=$ac_cv_c_cross
 
-if test "x$cross_compiling" = "xno"; then
-  CC_FOR_BUILD='$(CC)'
+# Check whether --enable-sim-assert or --disable-sim-assert was given.
+if test "${enable_sim_assert+set}" = set; then
+  enableval="$enable_sim_assert"
+  case "${enableval}" in
+  yes)	sim_assert="-DWITH_ASSERT=1";;
+  no)	sim_assert="-DWITH_ASSERT=0";;
+  *)	{ echo "configure: error: "--enable-sim-assert does not take a value"" 1>&2; exit 1; }; sim_assert="";;
+esac
+if test x"$silent" != x"yes" && test x"$sim_assert" != x""; then
+  echo "Setting assert flags = $sim_assert" 6>&1
+fi
 else
-  CC_FOR_BUILD=gcc
+  sim_assert=""
 fi
 
-# Check whether --enable-sim-cflags or --disable-sim-cflags was given.
-if test "${enable_sim_cflags+set}" = set; then
-  enableval="$enable_sim_cflags"
+
+# Check whether --enable-sim-bitsize or --disable-sim-bitsize was given.
+if test "${enable_sim_bitsize+set}" = set; then
+  enableval="$enable_sim_bitsize"
   case "${enableval}" in
-  yes)	sim_cflags="-O2 -fomit-frame-pointer";;
-  no)	sim_cflags="";;
-  *)	sim_cflags=`echo "${enableval}" | sed -e "s/,/ /g"`;;
+  32|64) sim_bitsize="-DWITH_TARGET_WORD_BITSIZE=$enableval";;
+  *)	 { echo "configure: error: "--enable-sim-bitsize was given $enableval.  Expected 32 or 64"" 1>&2; exit 1; }; sim_bitsize="";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_cflags" != x""; then
-  echo "Setting sim cflags = $sim_cflags" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_bitsize" != x""; then
+  echo "Setting bitsize flags = $sim_bitsize" 6>&1
 fi
 else
-  sim_cflags=""
+  sim_bitsize=""
 fi
 
-# Check whether --enable-sim-warnings or --disable-sim-warnings was given.
-if test "${enable_sim_warnings+set}" = set; then
-  enableval="$enable_sim_warnings"
+
+# Check whether --enable-sim-bswap or --disable-sim-bswap was given.
+if test "${enable_sim_bswap+set}" = set; then
+  enableval="$enable_sim_bswap"
   case "${enableval}" in
-  yes)	sim_warnings="-Werror -Wall -Wpointer-arith -Wmissing-prototypes";;
-  no)	sim_warnings="-w";;
-  *)	sim_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
+  yes)	sim_bswap="-DWITH_BSWAP=1";;
+  no)	sim_bswap="-DWITH_BSWAP=0";;
+  *)	{ echo "configure: error: "--enable-sim-bswap does not take a value"" 1>&2; exit 1; }; sim_bswap="";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_warnings" != x""; then
-  echo "Setting warning flags = $sim_warnings" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_bswap" != x""; then
+  echo "Setting bswap flags = $sim_bswap" 6>&1
 fi
 else
-  sim_warnings=""
+  sim_bswap=""
 fi
 
-# Check whether --enable-sim-line-nr or --disable-sim-line-nr was given.
-if test "${enable_sim_line_nr+set}" = set; then
-  enableval="$enable_sim_line_nr"
+
+# Check whether --enable-sim-cflags or --disable-sim-cflags was given.
+if test "${enable_sim_cflags+set}" = set; then
+  enableval="$enable_sim_cflags"
   case "${enableval}" in
-  yes)	sim_line_nr="";;
-  no)	sim_line_nr="-L";;
-  *)	{ echo "configure: error: "--enable-sim-line-nr does not take a value"" 1>&2; exit 1; }; sim_line_nr="";;
+  yes)	sim_cflags="-O2 -fomit-frame-pointer";;
+  no)	sim_cflags="";;
+  *)	sim_cflags=`echo "${enableval}" | sed -e "s/,/ /g"`;;
 esac
-if test x"$silent" != x"yes" && test x"$sim_line_nr" != x""; then
-  echo "Setting warning flags = $sim_line_nr" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_cflags" != x""; then
+  echo "Setting sim cflags = $sim_cflags" 6>&1
 fi
 else
-  sim_line_nr=""
+  sim_cflags=""
 fi
 
+
 # Check whether --enable-sim-config or --disable-sim-config was given.
 if test "${enable_sim_config+set}" = set; then
   enableval="$enable_sim_config"
@@ -885,48 +950,22 @@ if test x"$silent" != x"yes"; then
 fi
 fi
 
-# Check whether --enable-sim-opcode or --disable-sim-opcode was given.
-if test "${enable_sim_opcode+set}" = set; then
-  enableval="$enable_sim_opcode"
-  case "${enableval}" in
-  yes|no)	{ echo "configure: error: "No value supplied for --enable-sim-opcode=file"" 1>&2; exit 1; };;
-  *)		if test -f "${srcdir}/${enableval}"; then
-		  sim_opcode="${enableval}"
-		elif test -f "${srcdir}/ppc-opcode-${enableval}"; then
-		  sim_opcode="ppc-opcode-${enableval}"
-		else
-		  { echo "configure: error: "File $enableval is not an opcode rules file"" 1>&2; exit 1; };
-		  sim_opcode="ppc-opcode-complex"
-		fi;;
-esac
-if test x"$silent" != x"yes" && test x"$sim_opcode" != x""; then
-  echo "Setting opcode flags = $sim_opcode" 6>&1
-fi
-else
-  sim_opcode="ppc-opcode-complex"
-if test x"$silent" != x"yes"; then
-  echo "Setting opcode flags = $sim_opcode"
-fi
-fi
 
-# Check whether --enable-sim-switch or --disable-sim-switch was given.
-if test "${enable_sim_switch+set}" = set; then
-  enableval="$enable_sim_switch"
+# Check whether --enable-sim-default-model or --disable-sim-default-model was given.
+if test "${enable_sim_default_model+set}" = set; then
+  enableval="$enable_sim_default_model"
   case "${enableval}" in
-  yes)	sim_switch="-s";;
-  no)	sim_switch="";;
-  *)	{ echo "configure: error: "--enable-sim-switch does not take a value"" 1>&2; exit 1; }; sim_switch="";;
+  yes|no)	{ echo "configure: error: "No value supplied for --enable-sim-default-model=model"" 1>&2; exit 1; };;
+  *)		sim_default_model="-DWITH_DEFAULT_MODEL=${enableval}";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_switch" != x""; then
-  echo "Setting switch flags = $sim_switch" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_default_model" != x""; then
+  echo "Setting default-model flags = $sim_default_model" 6>&1
 fi
 else
-  sim_switch="";
-if test x"$silent" != x"yes"; then
-  echo "Setting switch flags = $sim_switch" 6>&1
-fi
+  sim_model=""
 fi
 
+
 # Check whether --enable-sim-duplicate or --disable-sim-duplicate was given.
 if test "${enable_sim_duplicate+set}" = set; then
   enableval="$enable_sim_duplicate"
@@ -945,24 +984,47 @@ if test x"$silent" != x"yes"; then
 fi
 fi
 
-# Check whether --enable-sim-jump or --disable-sim-jump was given.
-if test "${enable_sim_jump+set}" = set; then
-  enableval="$enable_sim_jump"
+
+# Check whether --enable-sim-endian or --disable-sim-endian was given.
+if test "${enable_sim_endian+set}" = set; then
+  enableval="$enable_sim_endian"
   case "${enableval}" in
-  yes)	sim_jump="-J";;
-  no)	sim_jump="";;
-  *)	{ echo "configure: error: "--enable-sim-jump does not take a value"" 1>&2; exit 1; }; sim_jump="";;
+  yes)	case "$target" in
+	  *powerpc-*) sim_endian="-DWITH_TARGET_BYTE_ORDER=BIG_ENDIAN";;
+	  *powerpcle-*) sim_endian="-DWITH_TARGET_BYTE_ORDER=LITTLE_ENDIAN";;
+	  *) echo "Unknown target $target" 1>&6; sim_endian="-DWITH_TARGET_BYTE_ORDER=0";;
+	esac;;
+  no)	 sim_endian="-DWITH_TARGET_BYTE_ORDER=0";;
+  b*|B*) sim_endian="-DWITH_TARGET_BYTE_ORDER=BIG_ENDIAN";;
+  l*|L*) sim_endian="-DWITH_TARGET_BYTE_ORDER=LITTLE_ENDIAN";;
+  *)	 { echo "configure: error: "Unknown value $enableval for --enable-sim-endian"" 1>&2; exit 1; }; sim_endian="";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_jump" != x""; then
-  echo "Setting jump flag = $sim_jump" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_endian" != x""; then
+  echo "Setting endian flags = $sim_endian" 6>&1
 fi
 else
-  sim_jump="-E"
-if test x"$silent" != x"yes"; then
-  echo "Setting jump flag = $sim_jump" 6>&1
+  sim_endian=""
+fi
+
+
+# Check whether --enable-sim-env or --disable-sim-env was given.
+if test "${enable_sim_env+set}" = set; then
+  enableval="$enable_sim_env"
+  case "${enableval}" in
+  operating | os | oea)	sim_env="-DWITH_ENVIRONMENT=OPERATING_ENVIRONMENT";;
+  virtual | vea)	sim_env="-DWITH_ENVIRONMENT=VIRTUAL_ENVIRONMENT";;
+  user | uea)		sim_env="-DWITH_ENVIRONMENT=USER_ENVIRONMENT";;
+  no)			sim_env="-DWITH_ENVIRONMENT=0";;
+  *)			{ echo "configure: error: "Unknown value $enableval passed to --enable-sim-env"" 1>&2; exit 1; }; sim_env="";;
+esac
+if test x"$silent" != x"yes" && test x"$sim_env" != x""; then
+  echo "Setting env flags = $sim_env" 6>&1
 fi
+else
+  sim_env=""
 fi
 
+
 # Check whether --enable-sim-filter or --disable-sim-filter was given.
 if test "${enable_sim_filter+set}" = set; then
   enableval="$enable_sim_filter"
@@ -975,51 +1037,39 @@ if test x"$silent" != x"yes" && test x"$sim_filter" != x""; then
   echo "Setting filter flags = $sim_filter" 6>&1
 fi
 else
-  sim_filter="-F 32,f"
+  sim_filter="-F 32,f,o"
 if test x"$silent" != x"yes"; then
   echo "Setting filter flags = $sim_filter" 6>&1
 fi
 fi
 
-# Check whether --enable-sim-icache or --disable-sim-icache was given.
-if test "${enable_sim_icache+set}" = set; then
-  enableval="$enable_sim_icache"
-  icache=""
- case "${enableval}" in
-  yes)		icache="1024"; sim_icache="-I $icache";;
-  no)		sim_icache="";;
-  *) icache=1024
-     sim_icache="-"
-     for x in `echo "${enableval}" | sed -e "s/,/ /g"`; do
-       case "$x" in
-         define)	sim_icache="${sim_icache}R";;
-         semantic)	sim_icache="${sim_icache}C";;
-	 insn)		sim_icache="${sim_icache}S";;
-	 0*|1*|2*|3*|4*|5*|6*|7*|8*|9*)	icache=$x;;
-         *)		{ echo "configure: error: "Unknown value $x for --enable-sim-icache"" 1>&2; exit 1; }; sim_icache="";;
-       esac
-     done
-     sim_icache="${sim_icache}I $icache";;
+
+# Check whether --enable-sim-float or --disable-sim-float was given.
+if test "${enable_sim_float+set}" = set; then
+  enableval="$enable_sim_float"
+  case "${enableval}" in
+  yes | hard)	sim_float="-DWITH_FLOATING_POINT=HARD_FLOATING_POINT";;
+  no | soft)	sim_float="-DWITH_FLOATING_POINT=SOFT_FLOATING_POINT";;
+  *)		{ echo "configure: error: "Unknown value $enableval passed to --enable-sim-float"" 1>&2; exit 1; }; sim_float="";;
 esac
-if test x"$silent" != x"yes" && test x"$icache" != x""; then
-  echo "Setting instruction cache size to $icache ($sim_icache)"
+if test x"$silent" != x"yes" && test x"$sim_float" != x""; then
+  echo "Setting float flags = $sim_float" 6>&1
 fi
 else
-  sim_icache="-CSI 1024"
-if test x"$silent" != x"yes"; then
-  echo "Setting instruction cache size to 1024 ($sim_icache)"
-fi
+  sim_float=""
 fi
 
+
 # Check whether --enable-sim-hardware or --disable-sim-hardware was given.
 if test "${enable_sim_hardware+set}" = set; then
   enableval="$enable_sim_hardware"
-  hardware="cpu,memory,nvram,iobus,htab,disk,trace,register,vm,init,core,pal"
+  hardware="cpu,memory,nvram,iobus,htab,disk,trace,register,vm,init,core,pal,com,eeprom,opic,glue,phb,ide"
 case "${enableval}" in
   yes)	;;
   no)	{ echo "configure: error: "List of hardware must be specified for --enable-sim-hardware"" 1>&2; exit 1; }; hardware="";;
   ,*)   hardware="${hardware}${enableval}";;
-  *)	hardware="${enableval}";;
+  *,)   hardware="${enableval}${hardware}";;
+  *)	hardware="${enableval}"'';;
 esac
 sim_hw_src=`echo $hardware | sed -e 's/,/.c hw_/g' -e 's/^/hw_/' -e s'/$/.c/'`
 sim_hw_obj=`echo $sim_hw_src | sed -e 's/\.c/.o/g'`
@@ -1027,7 +1077,7 @@ if test x"$silent" != x"yes" && test x"$hardware" != x""; then
   echo "Setting hardware to $sim_hw_src, $sim_hw_obj"
 fi
 else
-  hardware="cpu,memory,nvram,iobus,htab,disk,trace,register,vm,init,core,pal"
+  hardware="cpu,memory,nvram,iobus,htab,disk,trace,register,vm,init,core,pal,com,eeprom,opic,glue,phb,ide"
 sim_hw_src=`echo $hardware | sed -e 's/,/.c hw_/g' -e 's/^/hw_/' -e s'/$/.c/'`
 sim_hw_obj=`echo $sim_hw_src | sed -e 's/\.c/.o/g'`
 if test x"$silent" != x"yes"; then
@@ -1036,135 +1086,20 @@ fi
 fi
 
 
-# Check whether --enable-sim-packages or --disable-sim-packages was given.
-if test "${enable_sim_packages+set}" = set; then
-  enableval="$enable_sim_packages"
-  packages=disklabel
-case "${enableval}" in
-  yes)	;;
-  no)	{ echo "configure: error: "List of packages must be specified for --enable-sim-packages"" 1>&2; exit 1; }; packages="";;
-  ,*)   packages="${packages}${enableval}";;
-  *)	packages="${enableval}"''
-esac
-sim_pk_src=`echo $packages | sed -e 's/,/.c pk_/g' -e 's/^/pk_/' -e 's/$/.c/'`
-sim_pk_obj=`echo $sim_pk_src | sed -e 's/\.c/.o/g'`
-if test x"$silent" != x"yes" && test x"$packages" != x""; then
-  echo "Setting packages to $sim_pk_src, $sim_pk_obj"
-fi
-else
-  packages=disklabel
-sim_pk_src=`echo $packages | sed -e 's/,/.c pk_/g' -e 's/^/pk_/' -e 's/$/.c/'`
-sim_pk_obj=`echo $sim_pk_src | sed -e 's/\.c/.o/g'`
-if test x"$silent" != x"yes"; then
-  echo "Setting packages to $sim_pk_src, $sim_pk_obj"
-fi
-fi
-
-# Check whether --enable-sim-inline or --disable-sim-inline was given.
-if test "${enable_sim_inline+set}" = set; then
-  enableval="$enable_sim_inline"
-  sim_inline=""
-case "$enableval" in
-  no)		sim_inline="-DDEFAULT_INLINE=0";;
-  0)		sim_inline="-DDEFAULT_INLINE=0";;
-  yes | 2)	sim_inline="-DDEFAULT_INLINE=ALL_INLINE";;
-  1)		sim_inline="-DDEFAULT_INLINE=INLINE_LOCALS";;
-  *) for x in `echo "$enableval" | sed -e "s/,/ /g"`; do
-       new_flag=""
-       case "$x" in
-	 *_INLINE=*)	new_flag="-D$x";;
-	 *=*)		new_flag=`echo "$x" | sed -e "s/=/_INLINE=/" -e "s/^/-D/"`;;
-	 *_INLINE)	new_flag="-D$x=ALL_INLINE";;
-	 *)		new_flag="-D$x""_INLINE=ALL_INLINE";;
-       esac
-       if test x"$sim_inline" = x""; then
-	 sim_inline="$new_flag"
-       else
-	 sim_inline="$sim_inline $new_flag"
-       fi
-     done;;
-esac
-if test x"$silent" != x"yes" && test x"$sim_inline" != x""; then
-  echo "Setting inline flags = $sim_inline" 6>&1
-fi
-else
-  if test x"$GCC" != ""; then
-  sim_inline="-DDEFAULT_INLINE=INLINE_LOCALS"
-  if test x"$silent" != x"yes"; then
-    echo "Setting inline flags = $sim_inline" 6>&1
-  fi
-else
-  sim_inline=""
-fi
-fi
-
-# Check whether --enable-sim-bswap or --disable-sim-bswap was given.
-if test "${enable_sim_bswap+set}" = set; then
-  enableval="$enable_sim_bswap"
-  case "${enableval}" in
-  yes)	sim_bswap="-DWITH_BSWAP=1";;
-  no)	sim_bswap="-DWITH_BSWAP=0";;
-  *)	{ echo "configure: error: "--enable-sim-bswap does not take a value"" 1>&2; exit 1; }; sim_bswap="";;
-esac
-if test x"$silent" != x"yes" && test x"$sim_bswap" != x""; then
-  echo "Setting bswap flags = $sim_bswap" 6>&1
-fi
-else
-  sim_bswap=""
-fi
-
-# Check whether --enable-sim-endian or --disable-sim-endian was given.
-if test "${enable_sim_endian+set}" = set; then
-  enableval="$enable_sim_endian"
-  case "${enableval}" in
-  yes)	case "$target" in
-	  *powerpc-*) sim_endian="-DWITH_TARGET_BYTE_ORDER=BIG_ENDIAN";;
-	  *powerpcle-*) sim_endian="-DWITH_TARGET_BYTE_ORDER=LITTLE_ENDIAN";;
-	  *) echo "Unknown target $target" 1>&6; sim_endian="-DWITH_TARGET_BYTE_ORDER=0";;
-	esac;;
-  no)	 sim_endian="-DWITH_TARGET_BYTE_ORDER=0";;
-  b*|B*) sim_endian="-DWITH_TARGET_BYTE_ORDER=BIG_ENDIAN";;
-  l*|L*) sim_endian="-DWITH_TARGET_BYTE_ORDER=LITTLE_ENDIAN";;
-  *)	 { echo "configure: error: "Unknown value $enableval for --enable-sim-endian"" 1>&2; exit 1; }; sim_endian="";;
-esac
-if test x"$silent" != x"yes" && test x"$sim_endian" != x""; then
-  echo "Setting endian flags = $sim_endian" 6>&1
-fi
-else
-  sim_endian=""
-fi
-
-# Check whether --enable-sim-regparm or --disable-sim-regparm was given.
-if test "${enable_sim_regparm+set}" = set; then
-  enableval="$enable_sim_regparm"
+# Check whether --enable-sim-hostbitsize or --disable-sim-hostbitsize was given.
+if test "${enable_sim_hostbitsize+set}" = set; then
+  enableval="$enable_sim_hostbitsize"
   case "${enableval}" in
-  0*|1*|2*|3*|4*|5*|6*|7*|8*|9*) sim_regparm="-DWITH_REGPARM=${enableval}";;
-  no)                            sim_regparm="" ;;
-  yes)                           sim_regparm="-DWITH_REGPARM=3";;
-  *)   { echo "configure: error: "Unknown value $enableval for --enable-sim-regparm"" 1>&2; exit 1; }; sim_regparm="";;
+  32|64) sim_hostbitsize="-DWITH_HOST_WORD_BITSIZE=$enableval";;
+  *)	 { echo "configure: error: "--enable-sim-hostbitsize was given $enableval.  Expected 32 or 64"" 1>&2; exit 1; }; sim_hostbitsize="";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_regparm" != x""; then
-  echo "Setting regparm flags = $sim_regparm" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_hostbitsize" != x""; then
+  echo "Setting hostbitsize flags = $sim_hostbitsize" 6>&1
 fi
 else
-  sim_regparm=""
+  sim_hostbitsize=""
 fi
 
-# Check whether --enable-sim-stdcall or --disable-sim-stdcall was given.
-if test "${enable_sim_stdcall+set}" = set; then
-  enableval="$enable_sim_stdcall"
-  case "${enableval}" in
-  no)		sim_stdcall="" ;;
-  std*)		sim_stdcall="-DWITH_STDCALL=1";;
-  yes)		sim_stdcall="-DWITH_STDCALL=1";;
-  *)   { echo "configure: error: "Unknown value $enableval for --enable-sim-stdcall"" 1>&2; exit 1; }; sim_stdcall="";;
-esac
-if test x"$silent" != x"yes" && test x"$sim_stdcall" != x""; then
-  echo "Setting function call flags = $sim_stdcall" 6>&1
-fi
-else
-  sim_stdcall=""
-fi
 
 # Check whether --enable-sim-hostendian or --disable-sim-hostendian was given.
 if test "${enable_sim_hostendian+set}" = set; then
@@ -1182,58 +1117,60 @@ else
   
 if test "x$cross_compiling" = "xno"; then
   echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
+echo "configure:1121: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'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 1192 "configure"
+#line 1128 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
-int main() { return 0; }
-int t() {
+int main() {
 
 #if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
  bogus endian macros
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:1204: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1139: \"$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 1208 "configure"
+#line 1143 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
-int main() { return 0; }
-int t() {
+int main() {
 
 #if BYTE_ORDER != BIG_ENDIAN
  not big endian
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:1220: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1154: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   ac_cv_c_bigendian=no
 fi
 rm -f conftest*
-
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
 fi
 rm -f conftest*
-
 if test $ac_cv_c_bigendian = unknown; then
 if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
-cat > conftest.$ac_ext <<EOF
-#line 1237 "configure"
+  cat > conftest.$ac_ext <<EOF
+#line 1174 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -1246,15 +1183,19 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-{ (eval echo configure:1250: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
-if test -s conftest && (./conftest; exit) 2>/dev/null; then
+if { (eval echo configure:1187: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+then
   ac_cv_c_bigendian=no
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -fr conftest*
   ac_cv_c_bigendian=yes
 fi
-fi
 rm -fr conftest*
 fi
+
+fi
 fi
 
 echo "$ac_t""$ac_cv_c_bigendian" 1>&6
@@ -1275,145 +1216,229 @@ else
 fi
 fi
 
-# Check whether --enable-sim-smp or --disable-sim-smp was given.
-if test "${enable_sim_smp+set}" = set; then
-  enableval="$enable_sim_smp"
-  case "${enableval}" in
-  yes)	sim_smp="-DWITH_SMP=5" ; sim_igen_smp="-N 5";;
-  no)	sim_smp="-DWITH_SMP=0" ; sim_igen_smp="-N 0";;
-  *)	sim_smp="-DWITH_SMP=$enableval" ; sim_igen_smp="-N $enableval";;
+
+# Check whether --enable-sim-icache or --disable-sim-icache was given.
+if test "${enable_sim_icache+set}" = set; then
+  enableval="$enable_sim_icache"
+  icache="-R"
+ case "${enableval}" in
+  yes)		icache="1024"; sim_icache="-I $icache";;
+  no)		sim_icache="-R";;
+  *) icache=1024
+     sim_icache="-"
+     for x in `echo "${enableval}" | sed -e "s/,/ /g"`; do
+       case "$x" in
+         define)	sim_icache="${sim_icache}R";;
+         semantic)	sim_icache="${sim_icache}C";;
+	 insn)		sim_icache="${sim_icache}S";;
+	 0*|1*|2*|3*|4*|5*|6*|7*|8*|9*)	icache=$x;;
+         *)		{ echo "configure: error: "Unknown value $x for --enable-sim-icache"" 1>&2; exit 1; }; sim_icache="";;
+       esac
+     done
+     sim_icache="${sim_icache}I $icache";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_smp" != x""; then
-  echo "Setting smp flags = $sim_smp" 6>&1
+if test x"$silent" != x"yes" && test x"$icache" != x""; then
+  echo "Setting instruction cache size to $icache ($sim_icache)"
 fi
 else
-  sim_smp="-DWITH_SMP=5" ; sim_igen_smp="-N 5"
+  sim_icache="-CSRI 1024"
 if test x"$silent" != x"yes"; then
-  echo "Setting smp flags = $sim_smp" 6>&1
+  echo "Setting instruction cache size to 1024 ($sim_icache)"
 fi
 fi
 
-# Check whether --enable-sim-xor-endian or --disable-sim-xor-endian was given.
-if test "${enable_sim_xor_endian+set}" = set; then
-  enableval="$enable_sim_xor_endian"
-  case "${enableval}" in
-  yes)	sim_xor_endian="-DWITH_XOR_ENDIAN=8";;
-  no)	sim_xor_endian="-DWITH_XOR_ENDIAN=0";;
-  *)	sim_xor_endian="-DWITH_XOR_ENDIAN=$enableval";;
+
+# Check whether --enable-sim-inline or --disable-sim-inline was given.
+if test "${enable_sim_inline+set}" = set; then
+  enableval="$enable_sim_inline"
+  sim_inline=""
+case "$enableval" in
+  no)		sim_inline="-DDEFAULT_INLINE=0";;
+  0)		sim_inline="-DDEFAULT_INLINE=0";;
+  yes | 2)	sim_inline="-DDEFAULT_INLINE=ALL_INLINE";;
+  1)		sim_inline="-DDEFAULT_INLINE=INLINE_LOCALS";;
+  *) for x in `echo "$enableval" | sed -e "s/,/ /g"`; do
+       new_flag=""
+       case "$x" in
+	 *_INLINE=*)	new_flag="-D$x";;
+	 *=*)		new_flag=`echo "$x" | sed -e "s/=/_INLINE=/" -e "s/^/-D/"`;;
+	 *_INLINE)	new_flag="-D$x=ALL_INLINE";;
+	 *)		new_flag="-D$x""_INLINE=ALL_INLINE";;
+       esac
+       if test x"$sim_inline" = x""; then
+	 sim_inline="$new_flag"
+       else
+	 sim_inline="$sim_inline $new_flag"
+       fi
+     done;;
 esac
-if test x"$silent" != x"yes" && test x"$sim_xor_endian" != x""; then
-  echo "Setting xor-endian flag = $sim_xor_endian" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_inline" != x""; then
+  echo "Setting inline flags = $sim_inline" 6>&1
 fi
 else
-  sim_xor_endian=""
+  if test x"$GCC" != ""; then
+  sim_inline="-DDEFAULT_INLINE=INLINE_LOCALS"
+  if test x"$silent" != x"yes"; then
+    echo "Setting inline flags = $sim_inline" 6>&1
+  fi
+else
+  sim_inline=""
+fi
 fi
 
-# Check whether --enable-sim-bitsize or --disable-sim-bitsize was given.
-if test "${enable_sim_bitsize+set}" = set; then
-  enableval="$enable_sim_bitsize"
+
+# Check whether --enable-sim-jump or --disable-sim-jump was given.
+if test "${enable_sim_jump+set}" = set; then
+  enableval="$enable_sim_jump"
   case "${enableval}" in
-  32|64) sim_bitsize="-DWITH_TARGET_WORD_BITSIZE=$enableval";;
-  *)	 { echo "configure: error: "--enable-sim-bitsize was given $enableval" 1>&2; exit 1; }; sim_bitsize="";;
+  yes)	sim_jump="-J";;
+  no)	sim_jump="";;
+  *)	{ echo "configure: error: "--enable-sim-jump does not take a value"" 1>&2; exit 1; }; sim_jump="";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_bitsize" != x""; then
-  echo "Setting bitsize flags = $sim_bitsize" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_jump" != x""; then
+  echo "Setting jump flag = $sim_jump" 6>&1
 fi
 else
-  sim_bitsize=""
+  sim_jump=""
+if test x"$silent" != x"yes"; then
+  echo "Setting jump flag = $sim_jump" 6>&1
+fi
 fi
 
-# Check whether --enable-sim-hostbitsize or --disable-sim-hostbitsize was given.
-if test "${enable_sim_hostbitsize+set}" = set; then
-  enableval="$enable_sim_hostbitsize"
+
+# Check whether --enable-sim-line-nr or --disable-sim-line-nr was given.
+if test "${enable_sim_line_nr+set}" = set; then
+  enableval="$enable_sim_line_nr"
   case "${enableval}" in
-  32|64) sim_hostbitsize="-DWITH_HOST_WORD_BITSIZE=$enableval";;
-  *)	 { echo "configure: error: "--enable-sim-hostbitsize was given $enableval" 1>&2; exit 1; }; sim_hostbitsize="";;
+  yes)	sim_line_nr="";;
+  no)	sim_line_nr="-L";;
+  *)	{ echo "configure: error: "--enable-sim-line-nr does not take a value"" 1>&2; exit 1; }; sim_line_nr="";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_hostbitsize" != x""; then
-  echo "Setting hostbitsize flags = $sim_hostbitsize" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_line_nr" != x""; then
+  echo "Setting warning flags = $sim_line_nr" 6>&1
 fi
 else
-  sim_hostbitsize=""
+  sim_line_nr=""
 fi
 
-# Check whether --enable-sim-env or --disable-sim-env was given.
-if test "${enable_sim_env+set}" = set; then
-  enableval="$enable_sim_env"
+
+# Check whether --enable-sim-model or --disable-sim-model was given.
+if test "${enable_sim_model+set}" = set; then
+  enableval="$enable_sim_model"
   case "${enableval}" in
-  operating | os | oea)	sim_env="-DWITH_ENVIRONMENT=OPERATING_ENVIRONMENT";;
-  virtual | vea)	sim_env="-DWITH_ENVIRONMENT=VIRTUAL_ENVIRONMENT";;
-  user | uea)		sim_env="-DWITH_ENVIRONMENT=USER_ENVIRONMENT";;
-  no)			sim_env="-DWITH_ENVIRONMENT=0";;
-  *)			{ echo "configure: error: "Unknown value $enableval passed to --enable-sim-env"" 1>&2; exit 1; }; sim_env="";;
+  yes|no)	{ echo "configure: error: "No value supplied for --enable-sim-model=model"" 1>&2; exit 1; };;
+  *)		sim_model="-DWITH_MODEL=${enableval}";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_env" != x""; then
-  echo "Setting env flags = $sim_env" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_model" != x""; then
+  echo "Setting model flags = $sim_model" 6>&1
 fi
 else
-  sim_env=""
+  sim_model=""
 fi
 
-# Check whether --enable-sim-timebase or --disable-sim-timebase was given.
-if test "${enable_sim_timebase+set}" = set; then
-  enableval="$enable_sim_timebase"
+
+# Check whether --enable-sim-model-issue or --disable-sim-model-issue was given.
+if test "${enable_sim_model_issue+set}" = set; then
+  enableval="$enable_sim_model_issue"
   case "${enableval}" in
-  yes)	sim_timebase="-DWITH_TIME_BASE=1";;
-  no)	sim_timebase="-DWITH_TIME_BASE=0";;
-  *)	{ echo "configure: error: "--enable-sim-timebase does not take a value"" 1>&2; exit 1; }; sim_timebase="";;
+  yes)	sim_model_issue="-DWITH_MODEL_ISSUE=MODEL_ISSUE_PROCESS";;
+  no)	sim_model_issue="-DWITH_MODEL_ISSUE=MODEL_ISSUE_IGNORE";;
+  *)	{ echo "configure: error: "--enable-sim-model-issue does not take a value"" 1>&2; exit 1; }; sim_model_issue="";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_timebase" != x""; then
-  echo "Setting timebase flags = $sim_timebase" 6>&1
+if test x"$silent" != x"yes"; then
+  echo "Setting model-issue flags = $sim_model_issue" 6>&1
 fi
 else
-  sim_timebase=""
+  sim_model_issue=""
 fi
 
-# Check whether --enable-sim-alignment or --disable-sim-alignment was given.
-if test "${enable_sim_alignment+set}" = set; then
-  enableval="$enable_sim_alignment"
+
+# Check whether --enable-sim-monitor or --disable-sim-monitor was given.
+if test "${enable_sim_monitor+set}" = set; then
+  enableval="$enable_sim_monitor"
   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="";;
+  yes)		sim_monitor="-DWITH_MON='MONITOR_INSTRUCTION_ISSUE | MONITOR_LOAD_STORE_UNIT'";;
+  no)		sim_monitor="-DWITH_MON=0";;
+  instruction)	sim_monitor="-DWITH_MON=MONITOR_INSTRUCTION_ISSUE";;
+  memory)	sim_monitor="-DWITH_MON=MONITOR_LOAD_STORE_UNIT";;
+  *)		{ echo "configure: error: "Unknown value $enableval passed to --enable-sim-mon"" 1>&2; exit 1; }; sim_env="";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_alignment" != x""; then
-  echo "Setting alignment flags = $sim_alignment" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_monitor" != x""; then
+  echo "Setting monitor flags = $sim_monitor" 6>&1
 fi
 else
-  sim_alignment=""
+  sim_monitor=""
 fi
 
-# Check whether --enable-sim-trace or --disable-sim-trace was given.
-if test "${enable_sim_trace+set}" = set; then
-  enableval="$enable_sim_trace"
+
+# Check whether --enable-sim-opcode or --disable-sim-opcode was given.
+if test "${enable_sim_opcode+set}" = set; then
+  enableval="$enable_sim_opcode"
   case "${enableval}" in
-  yes)	sim_trace="-DWITH_TRACE=1";;
-  no)	sim_trace="-DWITH_TRACE=0";;
-  *)	{ echo "configure: error: "--enable-sim-trace does not take a value"" 1>&2; exit 1; }; sim_trace="";;
+  yes|no)	{ echo "configure: error: "No value supplied for --enable-sim-opcode=file"" 1>&2; exit 1; };;
+  *)		if test -f "${srcdir}/${enableval}"; then
+		  sim_opcode="${enableval}"
+		elif test -f "${srcdir}/ppc-opcode-${enableval}"; then
+		  sim_opcode="ppc-opcode-${enableval}"
+		else
+		  { echo "configure: error: "File $enableval is not an opcode rules file"" 1>&2; exit 1; };
+		  sim_opcode="ppc-opcode-complex"
+		fi;;
 esac
-if test x"$silent" != x"yes" && test x"$sim_trace" != x""; then
-  echo "Setting trace flags = $sim_trace" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_opcode" != x""; then
+  echo "Setting opcode flags = $sim_opcode" 6>&1
 fi
 else
-  sim_trace=""
+  sim_opcode="ppc-opcode-complex"
+if test x"$silent" != x"yes"; then
+  echo "Setting opcode flags = $sim_opcode"
+fi
 fi
 
-# Check whether --enable-sim-assert or --disable-sim-assert was given.
-if test "${enable_sim_assert+set}" = set; then
-  enableval="$enable_sim_assert"
+
+# Check whether --enable-sim-packages or --disable-sim-packages was given.
+if test "${enable_sim_packages+set}" = set; then
+  enableval="$enable_sim_packages"
+  packages=disklabel
+case "${enableval}" in
+  yes)	;;
+  no)	{ echo "configure: error: "List of packages must be specified for --enable-sim-packages"" 1>&2; exit 1; }; packages="";;
+  ,*)   packages="${packages}${enableval}";;
+  *,)   packages="${enableval}${packages}";;
+  *)	packages="${enableval}"'';;
+esac
+sim_pk_src=`echo $packages | sed -e 's/,/.c pk_/g' -e 's/^/pk_/' -e 's/$/.c/'`
+sim_pk_obj=`echo $sim_pk_src | sed -e 's/\.c/.o/g'`
+if test x"$silent" != x"yes" && test x"$packages" != x""; then
+  echo "Setting packages to $sim_pk_src, $sim_pk_obj"
+fi
+else
+  packages=disklabel
+sim_pk_src=`echo $packages | sed -e 's/,/.c pk_/g' -e 's/^/pk_/' -e 's/$/.c/'`
+sim_pk_obj=`echo $sim_pk_src | sed -e 's/\.c/.o/g'`
+if test x"$silent" != x"yes"; then
+  echo "Setting packages to $sim_pk_src, $sim_pk_obj"
+fi
+fi
+
+
+# Check whether --enable-sim-regparm or --disable-sim-regparm was given.
+if test "${enable_sim_regparm+set}" = set; then
+  enableval="$enable_sim_regparm"
   case "${enableval}" in
-  yes)	sim_assert="-DWITH_ASSERT=1";;
-  no)	sim_assert="-DWITH_ASSERT=0";;
-  *)	{ echo "configure: error: "--enable-sim-assert does not take a value"" 1>&2; exit 1; }; sim_assert="";;
+  0*|1*|2*|3*|4*|5*|6*|7*|8*|9*) sim_regparm="-DWITH_REGPARM=${enableval}";;
+  no)                            sim_regparm="" ;;
+  yes)                           sim_regparm="-DWITH_REGPARM=3";;
+  *)   { echo "configure: error: "Unknown value $enableval for --enable-sim-regparm"" 1>&2; exit 1; }; sim_regparm="";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_assert" != x""; then
-  echo "Setting assert flags = $sim_assert" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_regparm" != x""; then
+  echo "Setting regparm flags = $sim_regparm" 6>&1
 fi
 else
-  sim_assert=""
+  sim_regparm=""
 fi
 
+
 # Check whether --enable-sim-reserved-bits or --disable-sim-reserved-bits was given.
 if test "${enable_sim_reserved_bits+set}" = set; then
   enableval="$enable_sim_reserved_bits"
@@ -1429,95 +1454,141 @@ else
   sim_reserved=""
 fi
 
-# Check whether --enable-sim-float or --disable-sim-float was given.
-if test "${enable_sim_float+set}" = set; then
-  enableval="$enable_sim_float"
+
+# Check whether --enable-sim-smp or --disable-sim-smp was given.
+if test "${enable_sim_smp+set}" = set; then
+  enableval="$enable_sim_smp"
   case "${enableval}" in
-  yes | hard)	sim_float="-DWITH_FLOATING_POINT=HARD_FLOATING_POINT";;
-  no | soft)	sim_float="-DWITH_FLOATING_POINT=SOFT_FLOATING_POINT";;
-  *)		{ echo "configure: error: "Unknown value $enableval passed to --enable-sim-float"" 1>&2; exit 1; }; sim_float="";;
+  yes)	sim_smp="-DWITH_SMP=5" ; sim_igen_smp="-N 5";;
+  no)	sim_smp="-DWITH_SMP=0" ; sim_igen_smp="-N 0";;
+  *)	sim_smp="-DWITH_SMP=$enableval" ; sim_igen_smp="-N $enableval";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_float" != x""; then
-  echo "Setting float flags = $sim_float" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_smp" != x""; then
+  echo "Setting smp flags = $sim_smp" 6>&1
 fi
 else
-  sim_float=""
+  sim_smp="-DWITH_SMP=5" ; sim_igen_smp="-N 5"
+if test x"$silent" != x"yes"; then
+  echo "Setting smp flags = $sim_smp" 6>&1
+fi
 fi
 
-# Check whether --enable-sim-monitor or --disable-sim-monitor was given.
-if test "${enable_sim_monitor+set}" = set; then
-  enableval="$enable_sim_monitor"
+
+# Check whether --enable-sim-stdcall or --disable-sim-stdcall was given.
+if test "${enable_sim_stdcall+set}" = set; then
+  enableval="$enable_sim_stdcall"
   case "${enableval}" in
-  yes)		sim_monitor="-DWITH_MON='MONITOR_INSTRUCTION_ISSUE | MONITOR_LOAD_STORE_UNIT'";;
-  no)		sim_monitor="-DWITH_MON=0";;
-  instruction)	sim_monitor="-DWITH_MON=MONITOR_INSTRUCTION_ISSUE";;
-  memory)	sim_monitor="-DWITH_MON=MONITOR_LOAD_STORE_UNIT";;
-  *)		{ echo "configure: error: "Unknown value $enableval passed to --enable-sim-mon"" 1>&2; exit 1; }; sim_env="";;
+  no)		sim_stdcall="" ;;
+  std*)		sim_stdcall="-DWITH_STDCALL=1";;
+  yes)		sim_stdcall="-DWITH_STDCALL=1";;
+  *)   { echo "configure: error: "Unknown value $enableval for --enable-sim-stdcall"" 1>&2; exit 1; }; sim_stdcall="";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_monitor" != x""; then
-  echo "Setting monitor flags = $sim_monitor" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_stdcall" != x""; then
+  echo "Setting function call flags = $sim_stdcall" 6>&1
 fi
 else
-  sim_monitor=""
+  sim_stdcall=""
 fi
 
-# Check whether --enable-sim-model or --disable-sim-model was given.
-if test "${enable_sim_model+set}" = set; then
-  enableval="$enable_sim_model"
+
+# Check whether --enable-sim-stdio or --disable-sim-stdio was given.
+if test "${enable_sim_stdio+set}" = set; then
+  enableval="$enable_sim_stdio"
   case "${enableval}" in
-  yes|no)	{ echo "configure: error: "No value supplied for --enable-sim-model=model"" 1>&2; exit 1; };;
-  *)		sim_model="-DWITH_MODEL=${enableval}";;
+  yes)	sim_stdio="-DWITH_STDIO=DO_USE_STDIO";;
+  no)	sim_stdio="-DWITH_STDIO=DONT_USE_STDIO";;
+  *)	{ echo "configure: error: "Unknown value $enableval passed to --enable-sim-stdio"" 1>&2; exit 1; }; sim_stdio="";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_model" != x""; then
-  echo "Setting model flags = $sim_model" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_stdio" != x""; then
+  echo "Setting stdio flags = $sim_stdio" 6>&1
 fi
 else
-  sim_model=""
+  sim_stdio=""
 fi
 
-# Check whether --enable-sim-default-model or --disable-sim-default-model was given.
-if test "${enable_sim_default_model+set}" = set; then
-  enableval="$enable_sim_default_model"
+
+# Check whether --enable-sim-switch or --disable-sim-switch was given.
+if test "${enable_sim_switch+set}" = set; then
+  enableval="$enable_sim_switch"
   case "${enableval}" in
-  yes|no)	{ echo "configure: error: "No value supplied for --enable-sim-default-model=model"" 1>&2; exit 1; };;
-  *)		sim_default_model="-DWITH_DEFAULT_MODEL=${enableval}";;
+  yes)	sim_switch="-s";;
+  no)	sim_switch="";;
+  *)	{ echo "configure: error: "--enable-sim-switch does not take a value"" 1>&2; exit 1; }; sim_switch="";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_default_model" != x""; then
-  echo "Setting default-model flags = $sim_default_model" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_switch" != x""; then
+  echo "Setting switch flags = $sim_switch" 6>&1
 fi
 else
-  sim_model=""
+  sim_switch="";
+if test x"$silent" != x"yes"; then
+  echo "Setting switch flags = $sim_switch" 6>&1
+fi
 fi
 
-# Check whether --enable-sim-model-issue or --disable-sim-model-issue was given.
-if test "${enable_sim_model_issue+set}" = set; then
-  enableval="$enable_sim_model_issue"
+
+# Check whether --enable-sim-timebase or --disable-sim-timebase was given.
+if test "${enable_sim_timebase+set}" = set; then
+  enableval="$enable_sim_timebase"
   case "${enableval}" in
-  yes)	sim_model_issue="-DWITH_MODEL_ISSUE=MODEL_ISSUE_PROCESS";;
-  no)	sim_model_issue="-DWITH_MODEL_ISSUE=MODEL_ISSUE_IGNORE";;
-  *)	{ echo "configure: error: "--enable-sim-model-issue does not take a value"" 1>&2; exit 1; }; sim_model_issue="";;
+  yes)	sim_timebase="-DWITH_TIME_BASE=1";;
+  no)	sim_timebase="-DWITH_TIME_BASE=0";;
+  *)	{ echo "configure: error: "--enable-sim-timebase does not take a value"" 1>&2; exit 1; }; sim_timebase="";;
 esac
-if test x"$silent" != x"yes"; then
-  echo "Setting model-issue flags = $sim_model_issue" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_timebase" != x""; then
+  echo "Setting timebase flags = $sim_timebase" 6>&1
 fi
 else
-  sim_model_issue=""
+  sim_timebase=""
 fi
 
-# Check whether --enable-sim-stdio or --disable-sim-stdio was given.
-if test "${enable_sim_stdio+set}" = set; then
-  enableval="$enable_sim_stdio"
+
+# Check whether --enable-sim-trace or --disable-sim-trace was given.
+if test "${enable_sim_trace+set}" = set; then
+  enableval="$enable_sim_trace"
   case "${enableval}" in
-  yes)	sim_stdio="-DWITH_STDIO=DO_USE_STDIO";;
-  no)	sim_stdio="-DWITH_STDIO=DONT_USE_STDIO";;
-  *)	{ echo "configure: error: "Unknown value $enableval passed to --enable-sim-stdio"" 1>&2; exit 1; }; sim_stdio="";;
+  yes)	sim_trace="-DWITH_TRACE=1";;
+  no)	sim_trace="-DWITH_TRACE=0";;
+  *)	{ echo "configure: error: "--enable-sim-trace does not take a value"" 1>&2; exit 1; }; sim_trace="";;
 esac
-if test x"$silent" != x"yes" && test x"$sim_stdio" != x""; then
-  echo "Setting stdio flags = $sim_stdio" 6>&1
+if test x"$silent" != x"yes" && test x"$sim_trace" != x""; then
+  echo "Setting trace flags = $sim_trace" 6>&1
 fi
 else
-  sim_stdio=""
+  sim_trace=""
+fi
+
+
+# Check whether --enable-sim-warnings or --disable-sim-warnings was given.
+if test "${enable_sim_warnings+set}" = set; then
+  enableval="$enable_sim_warnings"
+  case "${enableval}" in
+  yes)	sim_warnings="-Werror -Wall -Wpointer-arith -Wmissing-prototypes -Wmissing-declarations ";;
+  no)	sim_warnings="-w";;
+  *)	sim_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
+esac
+if test x"$silent" != x"yes" && test x"$sim_warnings" != x""; then
+  echo "Setting warning flags = $sim_warnings" 6>&1
+fi
+else
+  sim_warnings=""
+fi
+
+
+# Check whether --enable-sim-xor-endian or --disable-sim-xor-endian was given.
+if test "${enable_sim_xor_endian+set}" = set; then
+  enableval="$enable_sim_xor_endian"
+  case "${enableval}" in
+  yes)	sim_xor_endian="-DWITH_XOR_ENDIAN=8";;
+  no)	sim_xor_endian="-DWITH_XOR_ENDIAN=0";;
+  *)	sim_xor_endian="-DWITH_XOR_ENDIAN=$enableval";;
+esac
+if test x"$silent" != x"yes" && test x"$sim_xor_endian" != x""; then
+  echo "Setting xor-endian flag = $sim_xor_endian" 6>&1
 fi
+else
+  sim_xor_endian=""
+fi
+
 
 ac_aux_dir=
 for ac_dir in `cd $srcdir;pwd`/../.. $srcdir/`cd $srcdir;pwd`/../..; do
@@ -1566,6 +1637,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 fi
 
 echo $ac_n "checking host system type""... $ac_c" 1>&6
+echo "configure:1641: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -1580,12 +1652,13 @@ NONE)
 esac
 
 host=`$ac_config_sub $host_alias`
-host_cpu=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
-host_vendor=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
-host_os=`echo $host | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
+host_cpu=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+host_vendor=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+host_os=`echo $host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$host" 1>&6
 
 echo $ac_n "checking target system type""... $ac_c" 1>&6
+echo "configure:1662: checking target system type" >&5
 
 target_alias=$target
 case "$target_alias" in
@@ -1597,12 +1670,13 @@ NONE)
 esac
 
 target=`$ac_config_sub $target_alias`
-target_cpu=`echo $target | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
-target_vendor=`echo $target | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
-target_os=`echo $target | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
+target_cpu=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+target_vendor=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+target_os=`echo $target | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$target" 1>&6
 
 echo $ac_n "checking build system type""... $ac_c" 1>&6
+echo "configure:1680: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -1614,9 +1688,9 @@ NONE)
 esac
 
 build=`$ac_config_sub $build_alias`
-build_cpu=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\1/'`
-build_vendor=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\2/'`
-build_os=`echo $build | sed 's/^\(.*\)-\(.*\)-\(.*\)$/\3/'`
+build_cpu=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
+build_vendor=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
+build_os=`echo $build | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$build" 1>&6
 
 test "$host_alias" != "$target_alias" &&
@@ -1649,28 +1723,29 @@ test "$program_transform_name" = "" && program_transform_name="s,x,x,"
 
 
 echo $ac_n "checking for st_blksize in struct stat""... $ac_c" 1>&6
+echo "configure:1727: checking for st_blksize in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_blksize'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1657 "configure"
+#line 1732 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
-int main() { return 0; }
-int t() {
+int main() {
 struct stat s; s.st_blksize;
 ; return 0; }
 EOF
-if { (eval echo configure:1666: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1740: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_blksize=yes
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   ac_cv_struct_st_blksize=no
 fi
 rm -f conftest*
-
 fi
 
 echo "$ac_t""$ac_cv_struct_st_blksize" 1>&6
@@ -1682,28 +1757,29 @@ EOF
 fi
 
 echo $ac_n "checking for st_blocks in struct stat""... $ac_c" 1>&6
+echo "configure:1761: checking for st_blocks in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_blocks'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1690 "configure"
+#line 1766 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
-int main() { return 0; }
-int t() {
+int main() {
 struct stat s; s.st_blocks;
 ; return 0; }
 EOF
-if { (eval echo configure:1699: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1774: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_blocks=yes
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   ac_cv_struct_st_blocks=no
 fi
 rm -f conftest*
-
 fi
 
 echo "$ac_t""$ac_cv_struct_st_blocks" 1>&6
@@ -1717,28 +1793,29 @@ else
 fi
 
 echo $ac_n "checking for st_rdev in struct stat""... $ac_c" 1>&6
+echo "configure:1797: checking for st_rdev in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_rdev'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1725 "configure"
+#line 1802 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
-int main() { return 0; }
-int t() {
+int main() {
 struct stat s; s.st_rdev;
 ; return 0; }
 EOF
-if { (eval echo configure:1734: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1810: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_rdev=yes
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   ac_cv_struct_st_rdev=no
 fi
 rm -f conftest*
-
 fi
 
 echo "$ac_t""$ac_cv_struct_st_rdev" 1>&6
@@ -1750,28 +1827,29 @@ EOF
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
+echo "configure:1831: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1758 "configure"
+#line 1836 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
-int main() { return 0; }
-int t() {
+int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:1767: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1844: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   ac_cv_struct_tm=sys/time.h
 fi
 rm -f conftest*
-
 fi
 
 echo "$ac_t""$ac_cv_struct_tm" 1>&6
@@ -1783,28 +1861,29 @@ EOF
 fi
 
 echo $ac_n "checking for tm_zone in struct tm""... $ac_c" 1>&6
+echo "configure:1865: checking for tm_zone in struct tm" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm_zone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1791 "configure"
+#line 1870 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_cv_struct_tm>
-int main() { return 0; }
-int t() {
+int main() {
 struct tm tm; tm.tm_zone;
 ; return 0; }
 EOF
-if { (eval echo configure:1800: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1878: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm_zone=yes
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   ac_cv_struct_tm_zone=no
 fi
 rm -f conftest*
-
 fi
 
 echo "$ac_t""$ac_cv_struct_tm_zone" 1>&6
@@ -1815,30 +1894,31 @@ EOF
 
 else
   echo $ac_n "checking for tzname""... $ac_c" 1>&6
+echo "configure:1898: checking for tzname" >&5
 if eval "test \"`echo '$''{'ac_cv_var_tzname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1823 "configure"
+#line 1903 "configure"
 #include "confdefs.h"
 #include <time.h>
 #ifndef tzname /* For SGI.  */
 extern char *tzname[]; /* RS6000 and others reject char **tzname.  */
 #endif
-int main() { return 0; }
-int t() {
+int main() {
 atoi(*tzname);
 ; return 0; }
 EOF
-if { (eval echo configure:1834: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+if { (eval echo configure:1913: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_cv_var_tzname=yes
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   ac_cv_var_tzname=no
 fi
 rm -f conftest*
-
 fi
 
 echo "$ac_t""$ac_cv_var_tzname" 1>&6
@@ -1852,6 +1932,7 @@ fi
 
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
+echo "configure:1936: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -1866,33 +1947,37 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 1870 "configure"
+#line 1951 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1876: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1957: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
 else
   echo "$ac_err" >&5
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 1885 "configure"
+#line 1968 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1891: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1974: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
 else
   echo "$ac_err" >&5
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   CPP=/lib/cpp
 fi
@@ -1908,11 +1993,12 @@ fi
 echo "$ac_t""$CPP" 1>&6
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
+echo "configure:1997: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1916 "configure"
+#line 2002 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -1941,14 +2027,15 @@ EOF
 fi
 
 echo $ac_n "checking type of array argument to getgroups""... $ac_c" 1>&6
+echo "configure:2031: checking type of array argument to getgroups" >&5
 if eval "test \"`echo '$''{'ac_cv_type_getgroups'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$cross_compiling" = yes; then
   ac_cv_type_getgroups=cross
 else
-cat > conftest.$ac_ext <<EOF
-#line 1952 "configure"
+  cat > conftest.$ac_ext <<EOF
+#line 2039 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Rendell for this test.  */
@@ -1973,17 +2060,21 @@ main()
 }
 
 EOF
-{ (eval echo configure:1977: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
-if test -s conftest && (./conftest; exit) 2>/dev/null; then
+if { (eval echo configure:2064: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+then
     ac_cv_type_getgroups=gid_t
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -fr conftest*
   ac_cv_type_getgroups=int
 fi
-fi
 rm -fr conftest*
+fi
+
 if test $ac_cv_type_getgroups = cross; then
         cat > conftest.$ac_ext <<EOF
-#line 1987 "configure"
+#line 2078 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 EOF
@@ -2007,11 +2098,12 @@ EOF
 
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
+echo "configure:2102: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2015 "configure"
+#line 2107 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -2019,13 +2111,15 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2023: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2115: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
   ac_cv_header_stdc=yes
 else
   echo "$ac_err" >&5
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   ac_cv_header_stdc=no
 fi
@@ -2034,7 +2128,7 @@ rm -f conftest*
 if test $ac_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 2038 "configure"
+#line 2132 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -2052,7 +2146,7 @@ fi
 if test $ac_cv_header_stdc = yes; then
   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 2056 "configure"
+#line 2150 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -2072,8 +2166,8 @@ if test $ac_cv_header_stdc = yes; then
 if test "$cross_compiling" = yes; then
   :
 else
-cat > conftest.$ac_ext <<EOF
-#line 2077 "configure"
+  cat > conftest.$ac_ext <<EOF
+#line 2171 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -2084,15 +2178,19 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-{ (eval echo configure:2088: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
-if test -s conftest && (./conftest; exit) 2>/dev/null; then
+if { (eval echo configure:2182: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+then
   :
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -fr conftest*
   ac_cv_header_stdc=no
 fi
-fi
 rm -fr conftest*
 fi
+
+fi
 fi
 
 echo "$ac_t""$ac_cv_header_stdc" 1>&6
@@ -2104,19 +2202,21 @@ EOF
 fi
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
+echo "configure:2206: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2112 "configure"
+#line 2211 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
 #include <stdlib.h>
+#include <stddef.h>
 #endif
 EOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "mode_t" >/dev/null 2>&1; then
+  egrep "mode_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
   ac_cv_type_mode_t=yes
 else
@@ -2135,19 +2235,21 @@ EOF
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
+echo "configure:2239: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2143 "configure"
+#line 2244 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
 #include <stdlib.h>
+#include <stddef.h>
 #endif
 EOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "off_t" >/dev/null 2>&1; then
+  egrep "off_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
   ac_cv_type_off_t=yes
 else
@@ -2166,19 +2268,21 @@ EOF
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
+echo "configure:2272: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2174 "configure"
+#line 2277 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
 #include <stdlib.h>
+#include <stddef.h>
 #endif
 EOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "pid_t" >/dev/null 2>&1; then
+  egrep "pid_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
   ac_cv_type_pid_t=yes
 else
@@ -2197,11 +2301,12 @@ EOF
 fi
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
+echo "configure:2305: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2205 "configure"
+#line 2310 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -2214,20 +2319,20 @@ extern "C" void (*signal (int, void (*)(int)))(int);
 void (*signal ()) ();
 #endif
 
-int main() { return 0; }
-int t() {
+int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:2223: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2327: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   ac_cv_type_signal=int
 fi
 rm -f conftest*
-
 fi
 
 echo "$ac_t""$ac_cv_type_signal" 1>&6
@@ -2237,19 +2342,21 @@ EOF
 
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
+echo "configure:2346: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2245 "configure"
+#line 2351 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
 #include <stdlib.h>
+#include <stddef.h>
 #endif
 EOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  egrep "size_t" >/dev/null 2>&1; then
+  egrep "size_t[^a-zA-Z_0-9]" >/dev/null 2>&1; then
   rm -rf conftest*
   ac_cv_type_size_t=yes
 else
@@ -2268,11 +2375,12 @@ EOF
 fi
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
+echo "configure:2379: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2276 "configure"
+#line 2384 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -2301,14 +2409,15 @@ EOF
 fi
 
 
-for ac_func in cfgetispeed cfgetospeed cfsetispeed cfsetospeed chdir chmod chown dup dup2 fchmod fchown fcntl fstat fstatfs getdirentries getegid geteuid getgid getpid getppid getrusage gettimeofday getuid ioctl kill link lseek lstat mkdir pipe readlink rmdir setreuid setregid stat sigprocmask stat symlink tcgetattr tcsetattr tcsendbreak tcdrain tcflush tcflow tcgetpgrp tcsetpgrp time umask unlink
+for ac_func in access cfgetispeed cfgetospeed cfsetispeed cfsetospeed chdir chmod chown dup dup2 fchmod fchown fcntl fstat fstatfs getdirentries getegid geteuid getgid getpid getppid getrusage gettimeofday getuid ioctl kill link lseek lstat mkdir pipe readlink rmdir setreuid setregid stat sigprocmask stat symlink tcgetattr tcsetattr tcsendbreak tcdrain tcflush tcflow tcgetpgrp tcsetpgrp time umask unlink
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:2416: 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 2312 "configure"
+#line 2421 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2318,8 +2427,7 @@ else
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
 
-int main() { return 0; }
-int t() {
+int main() {
 
 /* The GNU C library defines this for functions which it implements
     to always fail with ENOSYS.  Some functions are actually named
@@ -2332,16 +2440,18 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2336: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+if { (eval echo configure:2444: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=no"
 fi
 rm -f conftest*
-
 fi
+
 if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
   echo "$ac_t""yes" 1>&6
     ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
@@ -2357,24 +2467,27 @@ done
 
 for ac_hdr in fcntl.h stdlib.h string.h strings.h sys/ioctl.h sys/mount.h sys/param.h sys/resource.h sys/stat.h sys/termio.h sys/termios.h sys/time.h sys/times.h sys/types.h time.h unistd.h
 do
-ac_safe=`echo "$ac_hdr" | tr './\055' '___'`
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+echo "configure:2473: 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 2367 "configure"
+#line 2478 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2372: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2483: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
   eval "ac_cv_header_$ac_safe=yes"
 else
   echo "$ac_err" >&5
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   eval "ac_cv_header_$ac_safe=no"
 fi
@@ -2382,7 +2495,7 @@ rm -f conftest*
 fi
 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
   echo "$ac_t""yes" 1>&6
-    ac_tr_hdr=HAVE_`echo $ac_hdr | tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
+    ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
   cat >> confdefs.h <<EOF
 #define $ac_tr_hdr 1
 EOF
@@ -2395,34 +2508,35 @@ done
 ac_header_dirent=no
 for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h
 do
-ac_safe=`echo "$ac_hdr" | tr './\055' '___'`
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&6
+echo "configure:2514: checking for $ac_hdr that defines DIR" >&5
 if eval "test \"`echo '$''{'ac_cv_header_dirent_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2405 "configure"
+#line 2519 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
-int main() { return 0; }
-int t() {
+int main() {
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:2414: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2527: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=no"
 fi
 rm -f conftest*
-
 fi
 if eval "test \"`echo '$ac_cv_header_dirent_'$ac_safe`\" = yes"; then
   echo "$ac_t""yes" 1>&6
-    ac_tr_hdr=HAVE_`echo $ac_hdr | tr 'abcdedfghijklmnopqrstuvwxyz./\055' 'ABCDEDFGHIJKLMNOPQRSTUVWXYZ___'`
+    ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
   cat >> confdefs.h <<EOF
 #define $ac_tr_hdr 1
 EOF
@@ -2433,30 +2547,32 @@ fi
 done
 # Two versions of opendir et al. are in -ldir and -lx on SCO Xenix.
 if test $ac_header_dirent = dirent.h; then
-echo $ac_n "checking for -ldir""... $ac_c" 1>&6
-ac_lib_var=`echo dir'_'opendir | tr './+\055' '__p_'`
+echo $ac_n "checking for opendir in -ldir""... $ac_c" 1>&6
+echo "configure:2552: checking for opendir in -ldir" >&5
+ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2445 "configure"
+#line 2560 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char opendir();
 
-int main() { return 0; }
-int t() {
+int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:2457: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+if { (eval echo configure:2571: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=no"
 fi
@@ -2472,30 +2588,32 @@ else
 fi
 
 else
-echo $ac_n "checking for -lx""... $ac_c" 1>&6
-ac_lib_var=`echo x'_'opendir | tr './+\055' '__p_'`
+echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
+echo "configure:2593: checking for opendir in -lx" >&5
+ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2484 "configure"
+#line 2601 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char opendir();
 
-int main() { return 0; }
-int t() {
+int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:2496: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
+if { (eval echo configure:2612: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=no"
 fi
@@ -2515,16 +2633,16 @@ fi
 
 sim_termio=""
 echo $ac_n "checking for struct termios""... $ac_c" 1>&6
+echo "configure:2637: checking for struct termios" >&5
 if eval "test \"`echo '$''{'ac_cv_termios_struct'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2523 "configure"
+#line 2642 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/termios.h>
-int main() { return 0; }
-int t() {
+int main() {
 static struct termios x;
  x.c_iflag = 0;
  x.c_oflag = 0;
@@ -2533,15 +2651,16 @@ static struct termios x;
  x.c_cc[NCCS] = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:2537: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2655: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_termios_struct=yes
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   ac_cv_termios_struct=no
 fi
 rm -f conftest*
-
 fi
 
 echo "$ac_t""$ac_cv_termios_struct" 1>&6
@@ -2551,28 +2670,29 @@ fi
 
 if test "$ac_cv_termios_struct" = "yes"; then
   echo $ac_n "checking for c_line field in struct termios""... $ac_c" 1>&6
+echo "configure:2674: checking for c_line field in struct termios" >&5
   if eval "test \"`echo '$''{'ac_cv_termios_cline'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2559 "configure"
+#line 2679 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/termios.h>
-int main() { return 0; }
-int t() {
+int main() {
 static struct termios x; x.c_line = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:2568: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2687: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_termios_cline=yes
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   ac_cv_termios_cline=no
 fi
 rm -f conftest*
-
 fi
 
 
@@ -2586,16 +2706,16 @@ fi
 
 if test "$ac_cv_termios_struct" != "yes"; then
   echo $ac_n "checking for struct termio""... $ac_c" 1>&6
+echo "configure:2710: checking for struct termio" >&5
   if eval "test \"`echo '$''{'ac_cv_termio_struct'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2594 "configure"
+#line 2715 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/termio.h>
-int main() { return 0; }
-int t() {
+int main() {
 static struct termio x;
  x.c_iflag = 0;
  x.c_oflag = 0;
@@ -2604,15 +2724,16 @@ static struct termio x;
  x.c_cc[NCC] = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:2608: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2728: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_termio_struct=yes
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   ac_cv_termio_struct=no
 fi
 rm -f conftest*
-
 fi
 
   echo "$ac_t""$ac_cv_termio_struct" 1>&6
@@ -2625,28 +2746,29 @@ fi
 
 if test "$ac_cv_termio_struct" = "yes"; then
   echo $ac_n "checking for c_line field in struct termio""... $ac_c" 1>&6
+echo "configure:2750: checking for c_line field in struct termio" >&5
   if eval "test \"`echo '$''{'ac_cv_termio_cline'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2633 "configure"
+#line 2755 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/termio.h>
-int main() { return 0; }
-int t() {
+int main() {
 static struct termio x; x.c_line = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:2642: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2763: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_termio_cline=yes
 else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
   rm -rf conftest*
   ac_cv_termio_cline=no
 fi
 rm -f conftest*
-
 fi
 
 
@@ -2658,6 +2780,56 @@ else
   ac_cv_termio_cline=no
 fi
 
+sim_devzero=""
+echo $ac_n "checking for /dev/zero""... $ac_c" 1>&6
+echo "configure:2786: checking for /dev/zero" >&5
+if eval "test \"`echo '$''{'ac_cv_devzero'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  if test "$cross_compiling" = yes; then
+  ac_cv_devzero=no
+else
+  cat > conftest.$ac_ext <<EOF
+#line 2794 "configure"
+#include "confdefs.h"
+#include <fcntl.h>
+main () {
+  char buf[2048];
+  int i;
+  int fd = open ("/dev/zero", O_RDONLY);
+  if (fd < 0)
+    return 1;
+  for (i = 0; i < sizeof (buf); i++)
+    buf[i] = 1;
+  if (read (fd, buf, sizeof (buf)) != sizeof (buf))
+    return 1;
+  for (i = 0; i < sizeof (buf); i++)
+    if (buf[i])
+      return 1;
+  return 0;
+}
+EOF
+if { (eval echo configure:2813: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+then
+  ac_cv_devzero=yes
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -fr conftest*
+  ac_cv_devzero=no
+fi
+rm -fr conftest*
+fi
+
+fi
+
+echo "$ac_t""$ac_cv_devzero" 1>&6
+if test $ac_cv_devzero = yes; then
+  sim_devzero="-DHAVE_DEVZERO"
+else
+  sim_devzero=""
+fi
+
 
 
 
@@ -2666,6 +2838,7 @@ AR=${AR-ar}
 # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:2842: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2730,6 +2903,7 @@ fi
 
 
 
+
 trap '' 1 2 15
 cat > confcache <<\EOF
 # This file is a shell script that caches the results of configure
@@ -2747,11 +2921,25 @@ cat > confcache <<\EOF
 # --recheck option to rerun configure.
 #
 EOF
+# The following way of writing the cache mishandles newlines in values,
+# but we know of no workaround that is simple, portable, and efficient.
+# So, don't put newlines in cache variables' values.
 # Ultrix sh set writes to stderr and can't be redirected directly,
 # and sets the high bit in the cache file unless we assign to the vars.
 (set) 2>&1 |
-  sed -n "s/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=\${\1='\2'}/p" \
-  >> confcache
+  case `(ac_space=' '; set) 2>&1` in
+  *ac_space=\ *)
+    # `set' does not quote correctly, so add quotes (double-quote substitution
+    # turns \\\\ into \\, and sed turns \\ into \).
+    sed -n \
+      -e "s/'/'\\\\''/g" \
+      -e "s/^\\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\\)=\\(.*\\)/\\1=\${\\1='\\2'}/p"
+    ;;
+  *)
+    # `set' quotes correctly as required by POSIX, so do not add quotes.
+    sed -n -e 's/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=${\1=\2}/p'
+    ;;
+  esac >> confcache
 if cmp -s $cache_file confcache; then
   :
 else
@@ -2806,7 +2994,7 @@ do
     echo "running \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion"
     exec \${CONFIG_SHELL-/bin/sh} $0 $ac_configure_args --no-create --no-recursion ;;
   -version | --version | --versio | --versi | --vers | --ver | --ve | --v)
-    echo "$CONFIG_STATUS generated by autoconf version 2.10"
+    echo "$CONFIG_STATUS generated by autoconf version 2.12"
     exit 0 ;;
   -help | --help | --hel | --he | --h)
     echo "\$ac_cs_usage"; exit 0 ;;
@@ -2909,23 +3097,60 @@ s%@sim_default_model@%$sim_default_model%g
 s%@sim_model_issue@%$sim_model_issue%g
 s%@sim_stdio@%$sim_stdio%g
 s%@sim_termio@%$sim_termio%g
+s%@sim_devzero@%$sim_devzero%g
 
 CEOF
 EOF
+
+cat >> $CONFIG_STATUS <<\EOF
+
+# Split the substitutions into bite-sized pieces for seds with
+# small command number limits, like on Digital OSF/1 and HP-UX.
+ac_max_sed_cmds=90 # Maximum number of lines to put in a sed script.
+ac_file=1 # Number of current file.
+ac_beg=1 # First line for current file.
+ac_end=$ac_max_sed_cmds # Line after last line for current file.
+ac_more_lines=:
+ac_sed_cmds=""
+while $ac_more_lines; do
+  if test $ac_beg -gt 1; then
+    sed "1,${ac_beg}d; ${ac_end}q" conftest.subs > conftest.s$ac_file
+  else
+    sed "${ac_end}q" conftest.subs > conftest.s$ac_file
+  fi
+  if test ! -s conftest.s$ac_file; then
+    ac_more_lines=false
+    rm -f conftest.s$ac_file
+  else
+    if test -z "$ac_sed_cmds"; then
+      ac_sed_cmds="sed -f conftest.s$ac_file"
+    else
+      ac_sed_cmds="$ac_sed_cmds | sed -f conftest.s$ac_file"
+    fi
+    ac_file=`expr $ac_file + 1`
+    ac_beg=$ac_end
+    ac_end=`expr $ac_end + $ac_max_sed_cmds`
+  fi
+done
+if test -z "$ac_sed_cmds"; then
+  ac_sed_cmds=cat
+fi
+EOF
+
 cat >> $CONFIG_STATUS <<EOF
 
 CONFIG_FILES=\${CONFIG_FILES-"Makefile"}
 EOF
 cat >> $CONFIG_STATUS <<\EOF
 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
-  # Support "outfile[:infile]", defaulting infile="outfile.in".
+  # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
   case "$ac_file" in
-  *:*) ac_file_in=`echo "$ac_file"|sed 's%.*:%%'`
+  *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
   *) ac_file_in="${ac_file}.in" ;;
   esac
 
-  # Adjust relative srcdir, etc. for subdirectories.
+  # Adjust a relative srcdir, top_srcdir, and INSTALL for subdirectories.
 
   # Remove last slash and all that follows it.  Not all systems have dirname.
   ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
@@ -2953,6 +3178,7 @@ for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
   [/$]*) INSTALL="$ac_given_INSTALL" ;;
   *) INSTALL="$ac_dots$ac_given_INSTALL" ;;
   esac
+
   echo creating "$ac_file"
   rm -f "$ac_file"
   configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
@@ -2961,14 +3187,16 @@ for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
 # $configure_input" ;;
   *) ac_comsub= ;;
   esac
+
+  ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
   sed -e "$ac_comsub
 s%@configure_input@%$configure_input%g
 s%@srcdir@%$srcdir%g
 s%@top_srcdir@%$top_srcdir%g
 s%@INSTALL@%$INSTALL%g
-" -f conftest.subs $ac_given_srcdir/$ac_file_in > $ac_file
+" $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
 fi; done
-rm -f conftest.subs
+rm -f conftest.s*
 
 # These sed commands are passed to sed as "A NAME B NAME C VALUE D", where
 # NAME is the cpp macro being defined and VALUE is the value it is being given.
@@ -2989,11 +3217,17 @@ ac_eB='$%\1#\2define\3'
 ac_eC=' '
 ac_eD='%g'
 
-CONFIG_HEADERS=${CONFIG_HEADERS-"config.h:config.in"}
+if test "${CONFIG_HEADERS+set}" != set; then
+EOF
+cat >> $CONFIG_STATUS <<EOF
+  CONFIG_HEADERS="config.h:config.in"
+EOF
+cat >> $CONFIG_STATUS <<\EOF
+fi
 for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
-  # Support "outfile[:infile]", defaulting infile="outfile.in".
+  # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
   case "$ac_file" in
-  *:*) ac_file_in=`echo "$ac_file"|sed 's%.*:%%'`
+  *:*) ac_file_in=`echo "$ac_file"|sed 's%[^:]*:%%'`
        ac_file=`echo "$ac_file"|sed 's%:.*%%'` ;;
   *) ac_file_in="${ac_file}.in" ;;
   esac
@@ -3001,7 +3235,8 @@ for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
   echo creating $ac_file
 
   rm -f conftest.frag conftest.in conftest.out
-  cp $ac_given_srcdir/$ac_file_in conftest.in
+  ac_file_inputs=`echo $ac_file_in|sed -e "s%^%$ac_given_srcdir/%" -e "s%:% $ac_given_srcdir/%g"`
+  cat $ac_file_inputs > conftest.in
 
 EOF
 
@@ -3029,8 +3264,6 @@ EOF
 
 # Break up conftest.vals because some shells have a limit on
 # the size of here documents, and old seds have small limits too.
-# Maximum number of lines to put in a single here document.
-ac_max_here_lines=12
 
 rm -f conftest.tail
 while :
@@ -3072,7 +3305,11 @@ cat >> $CONFIG_STATUS <<\EOF
   fi
 fi; done
 
+EOF
+cat >> $CONFIG_STATUS <<EOF
 
+EOF
+cat >> $CONFIG_STATUS <<\EOF
 case x$CONFIG_HEADERS in xconfig.h:config.in) echo > stamp-h ;; esac
 exit 0
 EOF