* configure: Regenerated to track ../common/aclocal.m4 changes.

	* Makefile.in (SIM_OBJS): Add sim-module.o, sim-profile.o.
	* sim-calls.c (sim_open): Call sim_module_uninstall if argument
	parsing fails.  Call sim_post_argv_init.
	(sim_close): Call sim_module_uninstall.

4 files changed, 178 insertions, 224 deletions

diff --git a/sim/tic80/ChangeLog b/sim/tic80/ChangeLog
index 19cb62d..37c6adb 100644
--- a/sim/tic80/ChangeLog
+++ b/sim/tic80/ChangeLog
@@ -1,3 +1,11 @@
+Thu Apr 24 00:39:51 1997  Doug Evans  <dje@canuck.cygnus.com>
+
+	* configure: Regenerated to track ../common/aclocal.m4 changes.
+	* Makefile.in (SIM_OBJS): Add sim-module.o, sim-profile.o.
+	* sim-calls.c (sim_open): Call sim_module_uninstall if argument
+	parsing fails.  Call sim_post_argv_init.
+	(sim_close): Call sim_module_uninstall.
+
 Wed Apr 23 20:05:33 1997  Andrew Cagney  <cagney@b1.cygnus.com>
 
 	* insns (and, bbo, bcnd, bsr, dcache, jsr, or, xor, nor): Enable.
diff --git a/sim/tic80/Makefile.in b/sim/tic80/Makefile.in
index 2d0c8d1..edf0621 100644
--- a/sim/tic80/Makefile.in
+++ b/sim/tic80/Makefile.in
@@ -18,8 +18,10 @@ SIM_OBJS = sim-endian.o sim-bits.o sim-config.o interp.o \
 	sim-io.o \
 	sim-utils.o \
 	sim-load.o \
+	sim-module.o \
 	sim-options.o \
-	sim-trace.o
+	sim-trace.o \
+	sim-profile.o
 
 # List of extra dependencies.
 # Generally this consists of simulator specific files included by sim-main.h.
diff --git a/sim/tic80/configure b/sim/tic80/configure
index 2e1619c..5118c2d 100755
--- a/sim/tic80/configure
+++ b/sim/tic80/configure
@@ -1,7 +1,7 @@
 #! /bin/sh
 
 # Guess values for system-dependent variables and create Makefiles.
-# Generated automatically using autoconf version 2.12 
+# Generated automatically using autoconf version 2.10 
 # Copyright (C) 1992, 93, 94, 95, 96 Free Software Foundation, Inc.
 #
 # This configure script is free software; the Free Software Foundation
@@ -22,6 +22,8 @@ ac_help="$ac_help
 ac_help="$ac_help
   --enable-sim-trace=opts		Enable tracing flags"
 ac_help="$ac_help
+  --enable-sim-profile=opts		Enable profiling flags"
+ac_help="$ac_help
   --enable-sim-inline=inlines		Specify which functions should be inlined."
 ac_help="$ac_help
   --enable-sim-endian=endian		Specify target byte endian orientation."
@@ -69,8 +71,6 @@ mandir='${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
@@ -352,7 +352,7 @@ EOF
     verbose=yes ;;
 
   -version | --version | --versio | --versi | --vers)
-    echo "configure generated by autoconf version 2.12"
+    echo "configure generated by autoconf version 2.10"
     exit 0 ;;
 
   -with-* | --with-*)
@@ -454,14 +454,11 @@ do
 done
 
 # NLS nuisances.
-# 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 "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
+# Only set LANG and LC_ALL to C if already set.
+# These must not be set unconditionally because not all systems understand
+# e.g. LANG=C (notably SCO).
 if test "${LC_ALL+set}" = set; then LC_ALL=C; export LC_ALL; fi
-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
+if test "${LANG+set}"   = set; then LANG=C;   export LANG;   fi
 
 # confdefs.h avoids OS command line length limits that DEFS can exceed.
 rm -rf conftest* confdefs.h
@@ -523,7 +520,6 @@ 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.
@@ -540,7 +536,6 @@ fi
 
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:544: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -555,37 +550,33 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 559 "configure"
+#line 554 "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:565: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:560: \"$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 576 "configure"
+#line 569 "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:582: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:575: \"$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
@@ -651,7 +642,6 @@ 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:655: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -666,13 +656,12 @@ 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:676: checking target system type" >&5
 
 target_alias=$target
 case "$target_alias" in
@@ -684,13 +673,12 @@ 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:694: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -702,9 +690,9 @@ 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" &&
@@ -734,7 +722,6 @@ 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:738: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -763,7 +750,6 @@ if test -z "$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:767: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -810,47 +796,7 @@ fi
   test -z "$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""... $ac_c" 1>&6
-echo "configure:815: checking whether the C compiler ($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.$ac_ext <<EOF
-#line 825 "configure"
-#include "confdefs.h"
-main(){return(0);}
-EOF
-if { (eval echo configure:829: \"$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""... $ac_c" 1>&6
-echo "configure:849: checking whether the C compiler ($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""... $ac_c" 1>&6
-echo "configure:854: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -859,7 +805,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:863: \"$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:809: \"$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
@@ -867,34 +813,29 @@ fi
 fi
 
 echo "$ac_t""$ac_cv_prog_gcc" 1>&6
-
 if test $ac_cv_prog_gcc = yes; then
   GCC=yes
-  ac_test_CFLAGS="${CFLAGS+set}"
-  ac_save_CFLAGS="$CFLAGS"
-  CFLAGS=
-  echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:878: checking whether ${CC-cc} accepts -g" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
+  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
   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_cc_g=yes
+  ac_cv_prog_gcc_g=yes
 else
-  ac_cv_prog_cc_g=no
+  ac_cv_prog_gcc_g=no
 fi
 rm -f conftest*
 
 fi
 
-echo "$ac_t""$ac_cv_prog_cc_g" 1>&6
-  if test "$ac_test_CFLAGS" = set; then
-    CFLAGS="$ac_save_CFLAGS"
-  elif test $ac_cv_prog_cc_g = yes; then
-    CFLAGS="-g -O2"
-  else
-    CFLAGS="-O2"
+echo "$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
   fi
 else
   GCC=
@@ -912,12 +853,11 @@ fi
 # 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""... $ac_c" 1>&6
-echo "configure:916: checking for a BSD compatible install" >&5
 if test -z "$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
@@ -940,7 +880,7 @@ else
       ;;
     esac
   done
-  IFS="$ac_save_IFS"
+  IFS="$ac_save_ifs"
 
 fi
   if test "${ac_cv_path_install+set}" = set; then
@@ -977,7 +917,6 @@ AR=${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:981: 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
@@ -1009,27 +948,24 @@ fi
 # At one point there were hardcoded AC_DEFINE's if ${host} = i386-*-windows*.
 for ac_hdr in stdlib.h string.h strings.h unistd.h time.h sys/time.h sys/resource.h
 do
-ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+ac_safe=`echo "$ac_hdr" | tr './\055' '___'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1015: 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 1020 "configure"
+#line 958 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1025: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:963: \"$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
@@ -1037,7 +973,7 @@ 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 | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+    ac_tr_hdr=HAVE_`echo $ac_hdr | tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
   cat >> confdefs.h <<EOF
 #define $ac_tr_hdr 1
 EOF
@@ -1050,12 +986,11 @@ done
 for ac_func in getrusage time
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1054: 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 1059 "configure"
+#line 994 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1065,7 +1000,8 @@ else
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
 
-int main() {
+int main() { return 0; }
+int t() {
 
 /* The GNU C library defines this for functions which it implements
     to always fail with ENOSYS.  Some functions are actually named
@@ -1078,18 +1014,16 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1082: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1018: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_func_$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
 
+fi
 if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
   echo "$ac_t""yes" 1>&6
     ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
@@ -1180,9 +1114,20 @@ fi
 if test "${enable_sim_trace+set}" = set; then
   enableval="$enable_sim_trace"
   case "${enableval}" in
-  yes)	sim_trace="-DTRACE=1 -DWITH_TRACE=1";;
+  yes)	sim_trace="-DTRACE=1 -DWITH_TRACE=-1";;
   no)	sim_trace="-DTRACE=0 -DWITH_TRACE=0";;
-  *)	sim_trace="-DTRACE='(${enableval})' -DWITH_TRACE='(${enableval})'";;
+  [-0-9]*)
+	sim_trace="-DTRACE='(${enableval})' -DWITH_TRACE='(${enableval})'";;
+  [a-z]*)
+	sim_trace=""
+	for x in `echo "$enableval" | sed -e "s/,/ /g"`; do
+	  if test x"$sim_trace" = x; then
+	    sim_trace="-DWITH_TRACE='(TRACE_$x"
+	  else
+	    sim_trace="${sim_trace}|TRACE_$x"
+	  fi
+	done
+	sim_trace="$sim_trace)'" ;;
 esac
 if test x"$silent" != x"yes" && test x"$sim_trace" != x""; then
   echo "Setting sim trace = $sim_trace" 6>&1
@@ -1193,13 +1138,40 @@ fi
 
 
 
+# Check whether --enable-sim-profile or --disable-sim-profile was given.
+if test "${enable_sim_profile+set}" = set; then
+  enableval="$enable_sim_profile"
+  case "${enableval}" in
+  yes)	sim_profile="-DPROFILE=1 -DWITH_PROFILE=-1";;
+  no)	sim_profile="-DPROFILE=0 -DWITH_PROFILE=0";;
+  [-0-9]*)
+	sim_profile="-DPROFILE='(${enableval})' -DWITH_PROFILE='(${enableval})'";;
+  [a-z]*)
+	sim_profile=""
+	for x in `echo "$enableval" | sed -e "s/,/ /g"`; do
+	  if test x"$sim_profile" = x; then
+	    sim_profile="-DWITH_PROFILE='(PROFILE_$x"
+	  else
+	    sim_profile="${sim_profile}|PROFILE_$x"
+	  fi
+	done
+	sim_profile="$sim_profile)'" ;;
+esac
+if test x"$silent" != x"yes" && test x"$sim_profile" != x""; then
+  echo "Setting sim profile = $sim_profile" 6>&1
+fi
+else
+  sim_profile=""
+fi
+
+
+
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:1198: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1203 "configure"
+#line 1175 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -1212,20 +1184,20 @@ extern "C" void (*signal (int, void (*)(int)))(int);
 void (*signal ()) ();
 #endif
 
-int main() {
+int main() { return 0; }
+int t() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:1220: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1193: \"$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
@@ -1321,6 +1293,32 @@ else
 fi
 
 
+# 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.$ac_ext <<EOF
+#line 1306 "configure"
+#include "confdefs.h"
+main(){return(0);}
+EOF
+{ (eval echo configure:1310: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
+if test -s conftest && (./conftest; exit) 2>/dev/null; then
+  ac_cv_c_cross=no
+else
+  ac_cv_c_cross=yes
+fi
+fi
+rm -fr conftest*
+fi
+
+echo "$ac_t""$ac_cv_c_cross" 1>&6
+cross_compiling=$ac_cv_c_cross
+
 
 # Check whether --enable-sim-hostendian or --disable-sim-hostendian was given.
 if test "${enable_sim_hostendian+set}" = set; then
@@ -1338,60 +1336,58 @@ else
   
 if test "x$cross_compiling" = "xno"; then
   echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:1342: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'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 1349 "configure"
+#line 1346 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
-int main() {
+int main() { return 0; }
+int t() {
 
 #if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
  bogus endian macros
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:1360: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1358: \"$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 1364 "configure"
+#line 1362 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
-int main() {
+int main() { return 0; }
+int t() {
 
 #if BYTE_ORDER != BIG_ENDIAN
  not big endian
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:1375: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1374: \"$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.$ac_ext <<EOF
-#line 1395 "configure"
+cat > conftest.$ac_ext <<EOF
+#line 1391 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -1404,18 +1400,14 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:1408: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
-then
+{ (eval echo configure:1404: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; }
+if test -s conftest && (./conftest; exit) 2>/dev/null; then
   ac_cv_c_bigendian=no
 else
-  echo "configure: failed program was:" >&5
-  cat conftest.$ac_ext >&5
-  rm -fr conftest*
   ac_cv_c_bigendian=yes
 fi
-rm -fr conftest*
 fi
-
+rm -fr conftest*
 fi
 fi
 
@@ -1476,27 +1468,24 @@ fi
 
 for ac_hdr in stdlib.h unistd.h string.h strings.h
 do
-ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+ac_safe=`echo "$ac_hdr" | tr './\055' '___'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1482: 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 1487 "configure"
+#line 1478 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1492: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1483: \"$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
@@ -1504,7 +1493,7 @@ 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 | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+    ac_tr_hdr=HAVE_`echo $ac_hdr | tr 'abcdefghijklmnopqrstuvwxyz./\055' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ___'`
   cat >> confdefs.h <<EOF
 #define $ac_tr_hdr 1
 EOF
@@ -1535,25 +1524,11 @@ 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 |
-  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
+  sed -n "s/^\([a-zA-Z0-9_]*_cv_[a-zA-Z0-9_]*\)=\(.*\)/\1=\${\1='\2'}/p" \
+  >> confcache
 if cmp -s $cache_file confcache; then
   :
 else
@@ -1608,7 +1583,7 @@ 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"
+    echo "$CONFIG_STATUS generated by autoconf version 2.10"
     exit 0 ;;
   -help | --help | --hel | --he | --h)
     echo "\$ac_cs_usage"; exit 0 ;;
@@ -1677,6 +1652,7 @@ s%@sim_cflags@%$sim_cflags%g
 s%@sim_debug@%$sim_debug%g
 s%@sim_stdio@%$sim_stdio%g
 s%@sim_trace@%$sim_trace%g
+s%@sim_profile@%$sim_profile%g
 s%@sim_inline@%$sim_inline%g
 s%@sim_endian@%$sim_endian%g
 s%@sim_hostendian@%$sim_hostendian%g
@@ -1685,56 +1661,20 @@ s%@sim_reserved_bits@%$sim_reserved_bits%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.sim:Makefile.in Make-common.sim:../common/Make-common.in"}
 EOF
 cat >> $CONFIG_STATUS <<\EOF
 for ac_file in .. $CONFIG_FILES; do if test "x$ac_file" != x..; then
-  # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
+  # Support "outfile[: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 a relative srcdir, top_srcdir, and INSTALL for subdirectories.
+  # Adjust relative srcdir, etc. for subdirectories.
 
   # Remove last slash and all that follows it.  Not all systems have dirname.
   ac_dir=`echo $ac_file|sed 's%/[^/][^/]*$%%'`
@@ -1762,7 +1702,6 @@ 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."
@@ -1771,16 +1710,14 @@ 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
-" $ac_file_inputs | (eval "$ac_sed_cmds") > $ac_file
+" -f conftest.subs $ac_given_srcdir/$ac_file_in > $ac_file
 fi; done
-rm -f conftest.s*
+rm -f conftest.subs
 
 # 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.
@@ -1801,17 +1738,11 @@ ac_eB='$%\1#\2define\3'
 ac_eC=' '
 ac_eD='%g'
 
-if test "${CONFIG_HEADERS+set}" != set; then
-EOF
-cat >> $CONFIG_STATUS <<EOF
-  CONFIG_HEADERS="config.h:config.in"
-EOF
-cat >> $CONFIG_STATUS <<\EOF
-fi
+CONFIG_HEADERS=${CONFIG_HEADERS-"config.h:config.in"}
 for ac_file in .. $CONFIG_HEADERS; do if test "x$ac_file" != x..; then
-  # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
+  # Support "outfile[: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
@@ -1819,8 +1750,7 @@ 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
-  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
+  cp $ac_given_srcdir/$ac_file_in conftest.in
 
 EOF
 
@@ -1848,6 +1778,8 @@ 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 :
@@ -1934,11 +1866,7 @@ while test -n "$ac_sources"; do
     { echo "configure: error: can not link $ac_dest to $srcdir/$ac_source" 1>&2; exit 1; }
   fi
 done
-EOF
-cat >> $CONFIG_STATUS <<EOF
 
-EOF
-cat >> $CONFIG_STATUS <<\EOF
 case "x$CONFIG_FILES" in xMakefile*)
    echo "Merging Makefile.sim+Make-common.sim into Makefile ..."
    rm -f Makesim1.tmp Makesim2.tmp Makefile
diff --git a/sim/tic80/sim-calls.c b/sim/tic80/sim-calls.c
index 6c8098c..b85480e 100644
--- a/sim/tic80/sim-calls.c
+++ b/sim/tic80/sim-calls.c
@@ -68,7 +68,20 @@ sim_open (SIM_OPEN_KIND kind, char **argv)
      FIXME: Hmmm...  in the case of gdb we need getopt to call
      print_filtered.  */
   if (sim_parse_args (&simulation, argv) != SIM_RC_OK)
-    return 0;
+    {
+      /* Uninstall the modules to avoid memory leaks,
+	 file descriptor leaks, etc.  */
+      sim_module_uninstall (&simulation);
+      return 0;
+    }
+
+  if (sim_post_argv_init (&simulation) != SIM_RC_OK)
+    {
+      /* Uninstall the modules to avoid memory leaks,
+	 file descriptor leaks, etc.  */
+      sim_module_uninstall (&simulation);
+      return 0;
+    }
 
   engine_init(&simulation);
 
@@ -95,6 +108,9 @@ sim_size (int i)
 void
 sim_close (SIM_DESC sd, int quitting)
 {
+  /* Uninstall the modules to avoid memory leaks,
+     file descriptor leaks, etc.  */
+  sim_module_uninstall (&simulation);
 }