* Devices now get a issue() call.

*
* Modified Files:
* 	ChangeLog configure engine-sky.c hardware.h pke0.c pke0.h
* 	pke1.c pke1.h vu0.c vu0.h vu1.c vu1.h

12 files changed, 125 insertions, 68 deletions

diff --git a/sim/txvu/ChangeLog b/sim/txvu/ChangeLog
index f6c8673..b991b8d 100644
--- a/sim/txvu/ChangeLog
+++ b/sim/txvu/ChangeLog
@@ -1,5 +1,9 @@
 Fri Jan 16 14:25:54 1998  Ian Carmichael  <iancarm@cygnus.com>
 
+	* Devices now get decode() call
+
+Fri Jan 16 14:25:54 1998  Ian Carmichael  <iancarm@cygnus.com>
+
 	* Initial Device Support
 
 Thu Jan 15 10:25:54 1998  Ian Carmichael  <iancarm@cygnus.com>
diff --git a/sim/txvu/configure b/sim/txvu/configure
index 53d86a6..1ea2d95 100755
--- a/sim/txvu/configure
+++ b/sim/txvu/configure
@@ -76,7 +76,7 @@
 
 
 # Guess values for system-dependent variables and create Makefiles.
-# Generated automatically using autoconf version 2.12.1 
+# 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
@@ -152,7 +152,6 @@ mandir='${prefix}/man'
 # Initialize some other variables.
 subdirs=
 MFLAGS= MAKEFLAGS=
-SHELL=${CONFIG_SHELL-/bin/sh}
 # Maximum number of lines to put in a shell here document.
 ac_max_here_lines=12
 
@@ -436,7 +435,7 @@ EOF
     verbose=yes ;;
 
   -version | --version | --versio | --versi | --vers)
-    echo "configure generated by autoconf version 2.12.1"
+    echo "configure generated by autoconf version 2.12"
     exit 0 ;;
 
   -with-* | --with-*)
@@ -624,7 +623,7 @@ fi
 
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:628: checking how to run the C preprocessor" >&5
+echo "configure:627: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -639,13 +638,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 643 "configure"
+#line 642 "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:649: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:648: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -656,13 +655,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 660 "configure"
+#line 659 "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:666: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:665: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -730,33 +729,33 @@ esac
 
 
 # Make sure we can run config.sub.
-if ${CONFIG_SHELL-/bin/sh} $ac_config_sub sun4 >/dev/null 2>&1; then :
+if $ac_config_sub sun4 >/dev/null 2>&1; then :
 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:739: checking host system type" >&5
+echo "configure:738: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
 NONE)
   case $nonopt in
   NONE)
-    if host_alias=`${CONFIG_SHELL-/bin/sh} $ac_config_guess`; then :
+    if host_alias=`$ac_config_guess`; then :
     else { echo "configure: error: can not guess host type; you must specify one" 1>&2; exit 1; }
     fi ;;
   *) host_alias=$nonopt ;;
   esac ;;
 esac
 
-host=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $host_alias`
+host=`$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/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$host" 1>&6
 
 echo $ac_n "checking target system type""... $ac_c" 1>&6
-echo "configure:760: checking target system type" >&5
+echo "configure:759: checking target system type" >&5
 
 target_alias=$target
 case "$target_alias" in
@@ -767,14 +766,14 @@ NONE)
   esac ;;
 esac
 
-target=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $target_alias`
+target=`$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/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
 echo "$ac_t""$target" 1>&6
 
 echo $ac_n "checking build system type""... $ac_c" 1>&6
-echo "configure:778: checking build system type" >&5
+echo "configure:777: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -785,7 +784,7 @@ NONE)
   esac ;;
 esac
 
-build=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $build_alias`
+build=`$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/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
@@ -818,7 +817,7 @@ test "$program_transform_name" = "" && program_transform_name="s,x,x,"
 # 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:822: checking for $ac_word" >&5
+echo "configure:821: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -847,7 +846,7 @@ if test -z "$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:851: checking for $ac_word" >&5
+echo "configure:850: 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
@@ -895,7 +894,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:899: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:898: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -905,11 +904,11 @@ ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS
 cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext <<EOF
-#line 909 "configure"
+#line 908 "configure"
 #include "confdefs.h"
 main(){return(0);}
 EOF
-if { (eval echo configure:913: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:912: \"$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
@@ -929,12 +928,12 @@ 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""... $ac_c" 1>&6
-echo "configure:933: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:932: checking whether the C compiler ($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""... $ac_c" 1>&6
-echo "configure:938: checking whether we are using GNU C" >&5
+echo "configure:937: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -943,7 +942,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:947: \"$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:946: \"$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
@@ -958,7 +957,7 @@ if test $ac_cv_prog_gcc = yes; then
   ac_save_CFLAGS="$CFLAGS"
   CFLAGS=
   echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:962: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:961: 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
@@ -992,12 +991,11 @@ fi
 # SunOS /usr/etc/install
 # IRIX /sbin/install
 # AIX /bin/install
-# AIX 4 /usr/bin/installbsd, which doesn't work without a -g flag
 # AFS /usr/afsws/bin/install, which mishandles nonexistent args
 # 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""... $ac_c" 1>&6
-echo "configure:1001: checking for a BSD compatible install" >&5
+echo "configure:999: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1009,13 +1007,12 @@ else
     /|./|.//|/etc/*|/usr/sbin/*|/usr/etc/*|/sbin/*|/usr/afsws/bin/*|/usr/ucb/*) ;;
     *)
       # OSF1 and SCO ODT 3.0 have their own names for install.
-      # Don't use installbsd from OSF since it installs stuff as root
-      # by default.
-      for ac_prog in ginstall scoinst install; do
+      for ac_prog in ginstall installbsd scoinst install; do
         if test -f $ac_dir/$ac_prog; then
 	  if test $ac_prog = install &&
             grep dspmsg $ac_dir/$ac_prog >/dev/null 2>&1; then
 	    # AIX install.  It has an incompatible calling convention.
+	    # OSF/1 installbsd also uses dspmsg, but is usable.
 	    :
 	  else
 	    ac_cv_path_install="$ac_dir/$ac_prog -c"
@@ -1063,7 +1060,7 @@ 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:1067: checking for $ac_word" >&5
+echo "configure:1064: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1097,17 +1094,17 @@ for ac_hdr in stdlib.h string.h strings.h unistd.h time.h sys/time.h sys/resourc
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1101: checking for $ac_hdr" >&5
+echo "configure:1098: 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 1106 "configure"
+#line 1103 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1111: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1108: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1136,12 +1133,12 @@ done
 for ac_func in getrusage time sigaction
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1140: checking for $ac_func" >&5
+echo "configure:1137: 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 1145 "configure"
+#line 1142 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1164,7 +1161,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1168: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1165: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -1319,12 +1316,12 @@ fi
 
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:1323: checking return type of signal handlers" >&5
+echo "configure:1320: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1328 "configure"
+#line 1325 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -1341,7 +1338,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:1345: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1342: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -1485,14 +1482,14 @@ else
   
 if test "x$cross_compiling" = "xno"; then
   echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:1489: checking whether byte ordering is bigendian" >&5
+echo "configure:1486: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'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 1496 "configure"
+#line 1493 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -1503,11 +1500,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:1507: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1504: \"$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 1511 "configure"
+#line 1508 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -1518,7 +1515,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:1522: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1519: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -1538,7 +1535,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 1542 "configure"
+#line 1539 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -1551,7 +1548,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:1555: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1552: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -1871,17 +1868,17 @@ for ac_hdr in string.h strings.h stdlib.h stdlib.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1875: checking for $ac_hdr" >&5
+echo "configure:1872: 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 1880 "configure"
+#line 1877 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1885: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1882: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1908,7 +1905,7 @@ fi
 done
 
 echo $ac_n "checking for fabs in -lm""... $ac_c" 1>&6
-echo "configure:1912: checking for fabs in -lm" >&5
+echo "configure:1909: checking for fabs in -lm" >&5
 ac_lib_var=`echo m'_'fabs | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1916,7 +1913,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1920 "configure"
+#line 1917 "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
@@ -1927,7 +1924,7 @@ int main() {
 fabs()
 ; return 0; }
 EOF
-if { (eval echo configure:1931: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1928: \"$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
@@ -1957,12 +1954,12 @@ fi
 for ac_func in aint anint sqrt
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1961: checking for $ac_func" >&5
+echo "configure:1958: 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 1966 "configure"
+#line 1963 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1985,7 +1982,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1989: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1986: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2035,7 +2032,7 @@ EOF
 # 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 |
-  case `(ac_space=' '; set) 2>&1 | grep ac_space` in
+  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 \).
@@ -2102,7 +2099,7 @@ 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 2.12.1"
+    echo "$CONFIG_STATUS generated by autoconf version 2.12"
     exit 0 ;;
   -help | --help | --hel | --he | --h)
     echo "\$ac_cs_usage"; exit 0 ;;
@@ -2140,7 +2137,6 @@ s%@sim_smp@%$sim_smp%g
 s%@sim_stdcall@%$sim_stdcall%g
 s%@sim_xor_endian@%$sim_xor_endian%g
 s%@sim_warnings@%$sim_warnings%g
-s%@SHELL@%$SHELL%g
 s%@CFLAGS@%$CFLAGS%g
 s%@CPPFLAGS@%$CPPFLAGS%g
 s%@CXXFLAGS@%$CXXFLAGS%g
diff --git a/sim/txvu/engine-sky.c b/sim/txvu/engine-sky.c
index 78143b2..52a3cb2 100644
--- a/sim/txvu/engine-sky.c
+++ b/sim/txvu/engine-sky.c
@@ -32,6 +32,8 @@
 
 #include "sim-assert.h"
 
+#include "hardware.h"
+
 enum {
   /* greater or equal to zero => table */
   function_entry = -1,
@@ -55,37 +57,66 @@ INLINE_ENGINE\
   sim_cpu *processor = NULL;
   instruction_address cia;
   int current_cpu = next_cpu_nr;
+  instruction_word instruction_0;
 
   /* Hard coded main loop.  Not pretty, but should work. */
+  ASSERT(current_cpu >= 0 && current_cpu < NUMBER_CPUS);
 
-  SIM_ASSERT (current_cpu == 0);
-  processor = STATE_CPU (sd, current_cpu);
-  cia = CPU_CIA (processor);
+  cia = CPU_CIA (0);			/* Only the 5900 uses this. */
+  processor = STATE_CPU (sd, 0);	/* Only the 5900 uses this. */
 
+  switch(current_cpu) 
+    {
+    case 0:
+      goto cpu_0;
+    case 1:
+      goto cpu_1;
+    case 2:
+      goto cpu_2;
+    case 3:
+      goto cpu_3;
+    case 4:
+      goto cpu_4;
+    }
+  
   while (1)
     {
-      instruction_address nia;
 
-      instruction_word instruction_0 = IMEM (cia);
+cpu_0:
+
+      cia = CPU_CIA (processor);
+      instruction_0 = IMEM (cia);
 
 #if defined (ENGINE_ISSUE_PREFIX_HOOK)
       ENGINE_ISSUE_PREFIX_HOOK();
 #endif
 
-      nia = idecode_issue(sd, instruction_0, cia);
+      cia = idecode_issue(sd, instruction_0, cia);
 
 #if defined (ENGINE_ISSUE_POSTFIX_HOOK)
       ENGINE_ISSUE_POSTFIX_HOOK();
 #endif
 
-
       /* Update the instruction address */
-      cia = nia;
+      CPU_CIA (processor) = cia;
+
+cpu_1:
+	pke0_issue();
+
+cpu_2:
+	pke1_issue();
+
+cpu_3:
+	vu0_issue();
+
+cpu_4:
+	vu1_issue();
+
+events:
 
       /* process any events */
       if (sim_events_tick (sd))
         {
-          CPU_CIA (processor) = cia;
           sim_events_process (sd);
         }
     }
diff --git a/sim/txvu/hardware.h b/sim/txvu/hardware.h
index b70231b..d105df0 100644
--- a/sim/txvu/hardware.h
+++ b/sim/txvu/hardware.h
@@ -9,4 +9,6 @@
 
 void create_devices(SIM_DESC sd);
 
+#define NUMBER_CPUS 5
+
 #endif
diff --git a/sim/txvu/pke0.c b/sim/txvu/pke0.c
index be48cff..f0f4f07 100644
--- a/sim/txvu/pke0.c
+++ b/sim/txvu/pke0.c
@@ -7,6 +7,11 @@
 #include "device.h"
 #include "pke0.h"
 
+void 
+pke0_issue() 
+{
+}
+
 int
 pke0_io_read_buffer(device *me,
                     void *dest,
diff --git a/sim/txvu/pke0.h b/sim/txvu/pke0.h
index 633ac47..0b10980 100644
--- a/sim/txvu/pke0.h
+++ b/sim/txvu/pke0.h
@@ -8,6 +8,7 @@
 #include "sim-main.h"
 
 void pke0_attach(SIM_DESC sd);
+void pke0_issue();
 
 #define PKE0_REGISTER_WINDOW_START 0x10000800
 #define PKE0_REGISTER_WINDOW_END   0x10000980
diff --git a/sim/txvu/pke1.c b/sim/txvu/pke1.c
index 62492f9..90f7047 100644
--- a/sim/txvu/pke1.c
+++ b/sim/txvu/pke1.c
@@ -7,6 +7,11 @@
 #include "device.h"
 #include "pke1.h"
 
+void 
+pke1_issue() 
+{
+}
+
 int
 pke1_io_read_buffer(device *me,
                       void *dest,
diff --git a/sim/txvu/pke1.h b/sim/txvu/pke1.h
index 04bd883..120ca29 100644
--- a/sim/txvu/pke1.h
+++ b/sim/txvu/pke1.h
@@ -8,6 +8,7 @@
 #include "sim-main.h"
 
 void pke1_attach(SIM_DESC sd);
+void pke1_issue();
 
 #define PKE1_REGISTER_WINDOW_START 0x10000a00
 #define PKE1_REGISTER_WINDOW_END   0x10000b80
diff --git a/sim/txvu/vu0.c b/sim/txvu/vu0.c
index 9c82b9f..ce60db4 100644
--- a/sim/txvu/vu0.c
+++ b/sim/txvu/vu0.c
@@ -10,6 +10,11 @@
 static char vu0_mem0_buffer[VU0_MEM0_SIZE];
 static char vu0_mem1_buffer[VU0_MEM1_SIZE];
 
+void 
+vu0_issue() 
+{
+}
+
 int
 vu0_io_read_buffer(device *me,
                       void *dest,
diff --git a/sim/txvu/vu0.h b/sim/txvu/vu0.h
index 021a6f6..22d1272 100644
--- a/sim/txvu/vu0.h
+++ b/sim/txvu/vu0.h
@@ -8,6 +8,7 @@
 #include "sim-main.h"
 
 void vu0_attach(SIM_DESC sd);
+void vu0_issue();
 
 #define VU0_MEM0_WINDOW_START 	0x11000000
 #define VU0_MEM0_SIZE  		0x1000	/* 4K = 4096 */
diff --git a/sim/txvu/vu1.c b/sim/txvu/vu1.c
index 049edd3..d233568 100644
--- a/sim/txvu/vu1.c
+++ b/sim/txvu/vu1.c
@@ -10,6 +10,11 @@
 static char vu1_mem0_buffer[VU1_MEM0_SIZE];
 static char vu1_mem1_buffer[VU1_MEM1_SIZE];
 
+void 
+vu1_issue() 
+{
+}
+
 int
 vu1_io_read_buffer(device *me,
                       void *dest,
diff --git a/sim/txvu/vu1.h b/sim/txvu/vu1.h
index f336361..393c84a 100644
--- a/sim/txvu/vu1.h
+++ b/sim/txvu/vu1.h
@@ -8,6 +8,7 @@
 #include "sim-main.h"
 
 void vu1_attach(SIM_DESC sd);
+void vu1_issue();
 
 #define VU1_MEM0_WINDOW_START 	0x11008000
 #define VU1_MEM0_SIZE		0x4000    /* 16K = 16384 */