Use macro GPR_SET(N,VAL) to clear zero registers.

diff --git a/sim/igen/ChangeLog b/sim/igen/ChangeLog
index 90b9f29..36f82c1 100644 (file)
--- a/sim/igen/ChangeLog
+++ b/sim/igen/ChangeLog
@@ -1,3 +1,50 @@
+Wed Jan 21 18:00:22 1998  Andrew Cagney  <cagney@b1.cygnus.com>
+
+       * gen-semantics.c (print_semantic_body): Use GPR_SET to zero
+       hardwired register.
+
+Wed Dec 17 14:49:03 1997  Jeffrey A Law  (law@cygnus.com)
+
+       * gen-semantics.c (print_semantic_body): Fix handling of
+       hardwired zero register.
+
+Tue Dec  9 12:45:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
+
+       * igen.h (struct _igen_gen_options): Add member default_model.
+
+       * igen.c (gen_run_c): Default to the first machine in the
+       multi-sim list.
+       (main): Add MODEL parameter to gen-multi-sim option.
+
+       * gen.h (function_decl_type): Declare enum.
+
+       * gen-engine.c (print_engine_run_function_header), gen-engine.h:
+       Make global, pass function_decl_type as argument.
+       (gen_engine_h, gen_engine_c): Update call.
+
+       * gen-idecode.c (print_idecode_issue_function_header),
+       gen-idecode.h: Pass function_decl_type as argument.
+
+       * igen.c (gen_idecode_h): For multi-sim, delcare global variable
+       idecode_issue.
+
+       * igen.c (gen_run_c): For multi-sim, initialize globals
+       idecode_issue and engine_run.
+
+Fri Nov 14 10:51:44 1997  Andrew Cagney  <cagney@b1.cygnus.com>
+
+       * ld-insn.c (parse_insn_model_record): Allow multiple model names
+       to be specified in a single instruction model record.
+       (dump_insn_model_entry): Update.
+
+       * ld-insn.h (struct _insn_model_entry): Replace member name with
+       the filter names.  Document syntax change.
+
+Wed Nov 12 15:45:40 1997  Andrew Cagney  <cagney@b1.cygnus.com>
+
+       * gen-engine.c (print_run_body): Add hooks for adding code before
+       and after an instruction has been issued.
+
 1997-11-04  Brendan Kehoe  <brendan@lisa.cygnus.com>
 
        * gen-idecode.c (print_jump_until_stop_body): Use `#if 0' instead of

diff --git a/sim/mips/ChangeLog b/sim/mips/ChangeLog
index 43b26cb..e66e8d7 100644 (file)
--- a/sim/mips/ChangeLog
+++ b/sim/mips/ChangeLog
@@ -1,3 +1,12 @@
+Wed Jan 21 16:16:27 1998  Andrew Cagney  <cagney@b1.cygnus.com>
+
+       * sim-main.h (GPR_SET): Define, used by igen when zeroing a
+       regiser.
+
+       * configure.in (default_endian): Configure a big-endian simulator
+       by default.
+       * configure: Re-generate.
+       
 Mon Jan 19 22:26:29 1998  Doug Evans  <devans@seba>
 
        * configure: Regenerated to track ../common/aclocal.m4 changes.

diff --git a/sim/mips/configure b/sim/mips/configure
index 498c771..34242e4 100755 (executable)
--- a/sim/mips/configure
+++ b/sim/mips/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
@@ -154,7 +154,6 @@ 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
 
@@ -438,7 +437,7 @@ 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-*)
@@ -626,7 +625,7 @@ fi
 
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:630: checking how to run the C preprocessor" >&5
+echo "configure:629: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -641,13 +640,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 645 "configure"
+#line 644 "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:651: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:650: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -658,13 +657,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 662 "configure"
+#line 661 "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:668: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:667: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -732,33 +731,33 @@ 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:741: checking host system type" >&5
+echo "configure:740: 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:762: checking target system type" >&5
+echo "configure:761: checking target system type" >&5
 
 target_alias=$target
 case "$target_alias" in
@@ -769,14 +768,14 @@ 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:780: checking build system type" >&5
+echo "configure:779: checking build system type" >&5
 
 build_alias=$build
 case "$build_alias" in
@@ -787,7 +786,7 @@ 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/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
@@ -820,7 +819,7 @@ test "$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:824: checking for $ac_word" >&5
+echo "configure:823: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -849,7 +848,7 @@ if test -z "$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:853: checking for $ac_word" >&5
+echo "configure:852: 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
@@ -897,7 +896,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:901: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:900: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -907,11 +906,11 @@ ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS
 cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext <<EOF
-#line 911 "configure"
+#line 910 "configure"
 #include "confdefs.h"
 main(){return(0);}
 EOF
-if { (eval echo configure:915: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:914: \"$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
@@ -931,12 +930,12 @@ 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""... $ac_c" 1>&6
-echo "configure:935: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:934: checking whether the C compiler ($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""... $ac_c" 1>&6
-echo "configure:940: checking whether we are using GNU C" >&5
+echo "configure:939: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -945,7 +944,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:949: \"$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:948: \"$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
@@ -960,7 +959,7 @@ 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:964: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:963: 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
@@ -994,12 +993,11 @@ 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""... $ac_c" 1>&6
-echo "configure:1003: checking for a BSD compatible install" >&5
+echo "configure:1001: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1011,13 +1009,12 @@ 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"
@@ -1065,7 +1062,7 @@ 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:1069: checking for $ac_word" >&5
+echo "configure:1066: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_RANLIB'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1099,17 +1096,17 @@ for ac_hdr in stdlib.h string.h strings.h unistd.h time.h sys/time.h sys/resourc
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1103: checking for $ac_hdr" >&5
+echo "configure:1100: 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 1108 "configure"
+#line 1105 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1113: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1110: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1138,12 +1135,12 @@ done
 for ac_func in getrusage time sigaction
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1142: checking for $ac_func" >&5
+echo "configure:1139: 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 1147 "configure"
+#line 1144 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1166,7 +1163,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1170: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1167: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -1338,12 +1335,12 @@ fi
 
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:1342: checking return type of signal handlers" >&5
+echo "configure:1339: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1347 "configure"
+#line 1344 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -1360,7 +1357,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:1364: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1361: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -1504,14 +1501,14 @@ else
   
 if test "x$cross_compiling" = "xno"; then
   echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:1508: checking whether byte ordering is bigendian" >&5
+echo "configure:1505: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'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 1515 "configure"
+#line 1512 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -1522,11 +1519,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:1526: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1523: \"$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 1530 "configure"
+#line 1527 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -1537,7 +1534,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:1541: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1538: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -1557,7 +1554,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 1561 "configure"
+#line 1558 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -1570,7 +1567,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:1574: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1571: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -1651,21 +1648,23 @@ esac
 #
 # Select the byte order of the target
 #
+mips_endian=
+default_endian=
 case "${target}" in
 # start-sanitize-tx19
-  mipstx19*-*-*)        mips_endian=0 ;;
+  mipstx19*-*-*)        default_endian=BIG_ENDIAN ;;
 # end-sanitize-tx19
 # start-sanitize-r5900
   mips64r59*-*-*)      mips_endian=LITTLE_ENDIAN ;;
 # end-sanitize-r5900
-  mips64*-*-*)          mips_endian=0 ;;
-  mips16*-*-*)          mips_endian=0 ;;
-  mips*-*-*)            mips_endian=0 ;;
-  *)                    mips_endian=0 ;;
+  mips64*-*-*)          default_endian=BIG_ENDIAN ;;
+  mips16*-*-*)          default_endian=BIG_ENDIAN ;;
+  mips*-*-*)            default_endian=BIG_ENDIAN ;;
+  *)                    default_endian=BIG_ENDIAN ;;
 esac
 
 wire_endian="$mips_endian"
-default_endian=""
+default_endian="$default_endian"
 # Check whether --enable-sim-endian or --disable-sim-endian was given.
 if test "${enable_sim_endian+set}" = set; then
   enableval="$enable_sim_endian"
@@ -1873,17 +1872,17 @@ 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:1877: checking for $ac_hdr" >&5
+echo "configure:1876: 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 1882 "configure"
+#line 1881 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1887: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1886: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1910,7 +1909,7 @@ fi
 done
 
 echo $ac_n "checking for fabs in -lm""... $ac_c" 1>&6
-echo "configure:1914: checking for fabs in -lm" >&5
+echo "configure:1913: checking for fabs in -lm" >&5
 ac_lib_var=`echo m'_'fabs | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1918,7 +1917,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1922 "configure"
+#line 1921 "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
@@ -1929,7 +1928,7 @@ int main() {
 fabs()
 ; return 0; }
 EOF
-if { (eval echo configure:1933: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1932: \"$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
@@ -1959,12 +1958,12 @@ fi
 for ac_func in aint anint sqrt
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1963: checking for $ac_func" >&5
+echo "configure:1962: 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 1968 "configure"
+#line 1967 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1987,7 +1986,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1991: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1990: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2037,7 +2036,7 @@ 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 \).
@@ -2104,7 +2103,7 @@ 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 "$CONFIG_STATUS generated by autoconf version 2.12"
     exit 0 ;;
   -help | --help | --hel | --he | --h)
     echo "\$ac_cs_usage"; exit 0 ;;
@@ -2142,7 +2141,6 @@ s%@sim_smp@%$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/mips/configure.in b/sim/mips/configure.in
index 4f35742..cf6dccc 100644 (file)
--- a/sim/mips/configure.in
+++ b/sim/mips/configure.in
@@ -42,19 +42,21 @@ AC_SUBST(SIM_SUBTARGET)
 #
 # Select the byte order of the target
 #
+mips_endian=
+default_endian=
 case "${target}" in
 # start-sanitize-tx19
-  mipstx19*-*-*)        mips_endian=0 ;;
+  mipstx19*-*-*)        default_endian=BIG_ENDIAN ;;
 # end-sanitize-tx19
 # start-sanitize-r5900
   mips64r59*-*-*)      mips_endian=LITTLE_ENDIAN ;;
 # end-sanitize-r5900
-  mips64*-*-*)          mips_endian=0 ;;
-  mips16*-*-*)          mips_endian=0 ;;
-  mips*-*-*)            mips_endian=0 ;;
-  *)                    mips_endian=0 ;;
+  mips64*-*-*)          default_endian=BIG_ENDIAN ;;
+  mips16*-*-*)          default_endian=BIG_ENDIAN ;;
+  mips*-*-*)            default_endian=BIG_ENDIAN ;;
+  *)                    default_endian=BIG_ENDIAN ;;
 esac
-SIM_AC_OPTION_ENDIAN($mips_endian)
+SIM_AC_OPTION_ENDIAN($mips_endian,$default_endian)
 
 
 #

diff --git a/sim/mips/sim-main.h b/sim/mips/sim-main.h
index fea63d9..201564b 100644 (file)
--- a/sim/mips/sim-main.h
+++ b/sim/mips/sim-main.h
@@ -76,6 +76,8 @@ typedef unsigned64 uword64;
 
 /* Floating-point operations: */
 
+#include "sim-fpu.h"
+
 /* FPU registers must be one of the following types. All other values
    are reserved (and undefined). */
 typedef enum {
@@ -371,6 +373,7 @@ struct _sim_cpu {
 #define REGISTERS       ((STATE_CPU (sd,0))->registers)
 
 #define GPR     (&REGISTERS[0])
+#define GPR_SET(N,VAL) (REGISTERS[(N)] = (VAL))
 #define FGRIDX  (38)
 #define FGR     (&REGISTERS[FGRIDX])
 #define LO      (REGISTERS[33])
@@ -517,10 +520,10 @@ struct _sim_cpu {
   /* end-sanitize-r5900 */
   /* start-sanitize-vr5400 */
 
+  /* The MDMX ISA has a very very large accumulator */
+  unsigned8 acc[3 * 8];
   /* end-sanitize-vr5400 */
 
-
-
   sim_cpu_base base;
 };