From 416cfac77679c69ea79ecc207f72a4693186a6ca Mon Sep 17 00:00:00 2001
From: Jiri Gaisler <jiri@gaisler.se>
Date: Fri, 27 Nov 2020 16:18:25 +0100
Subject: Add %asr22/23 support to leon3

---
 configure    | 20 ++++++++++----------
 configure.ac |  2 +-
 sparc.c      | 25 +++++++++++++++++++------
 version.texi |  8 ++++----
 4 files changed, 34 insertions(+), 21 deletions(-)

diff --git a/configure b/configure
index 2a5c40b..f8c16f9 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for sis 2.23.
+# Generated by GNU Autoconf 2.69 for sis 2.24.
 #
 #
 # Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
@@ -577,8 +577,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='sis'
 PACKAGE_TARNAME='sis'
-PACKAGE_VERSION='2.23'
-PACKAGE_STRING='sis 2.23'
+PACKAGE_VERSION='2.24'
+PACKAGE_STRING='sis 2.24'
 PACKAGE_BUGREPORT=''
 PACKAGE_URL=''
 
@@ -1283,7 +1283,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures sis 2.23 to adapt to many kinds of systems.
+\`configure' configures sis 2.24 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1354,7 +1354,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of sis 2.23:";;
+     short | recursive ) echo "Configuration of sis 2.24:";;
    esac
   cat <<\_ACEOF
 
@@ -1444,7 +1444,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-sis configure 2.23
+sis configure 2.24
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -1742,7 +1742,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by sis $as_me 2.23, which was
+It was created by sis $as_me 2.24, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2569,7 +2569,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='sis'
- VERSION='2.23'
+ VERSION='2.24'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -4911,7 +4911,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by sis $as_me 2.23, which was
+This file was extended by sis $as_me 2.24, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -4977,7 +4977,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-sis config.status 2.23
+sis config.status 2.24
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/configure.ac b/configure.ac
index 7ace20e..be4ca31 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([sis], [2.23])
+AC_INIT([sis], [2.24])
 AC_CONFIG_SRCDIR([sis.c])
 AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_HEADERS(config.h)
diff --git a/sparc.c b/sparc.c
index 82a9ed4..9f046ab 100644
--- a/sparc.c
+++ b/sparc.c
@@ -845,17 +845,27 @@ sparc_dispatch_instruction (sregs)
 	      *rdd = sregs->psr;
 	      break;
 	    case RDY:
-	      *rdd = sregs->y;
 	      if (cputype == CPU_LEON3)
 		{
-		  int rs1_is_asr = (sregs->inst >> 14) & 0x1f;
-		  if (0 == rs1_is_asr)
-		    *rdd = sregs->y;
-		  else if (17 == rs1_is_asr)
+		  rs1 = (sregs->inst >> 14) & 0x1f;
+		  switch (rs1)
 		    {
+		    case 0:
+		      *rdd = sregs->y;
+		      break;
+		    case 17:
 		      *rdd = sregs->asr17;
+		      break;
+		    case 22:
+		      *rdd = (uint32) (sregs->simtime >> 32);
+		      break;
+		    case 23:
+		      *rdd = (uint32) (sregs->simtime & 0xffffffff);
+		      break;
 		    }
 		}
+	      else
+		*rdd = sregs->y;
 	      break;
 	    case RDWIM:
 	      if (!(sregs->psr & PSR_S))
@@ -2058,8 +2068,11 @@ sparc_display_ctrl (struct pstate *sregs)
 static void
 sparc_display_special (struct pstate *sregs)
 {
-  printf ("\n cache ctrl  :   %08X\n asr17       :   %08X\n\n",
+  printf ("\n cache ctrl  :   %08X\n asr17       :   %08X",
 	  sregs->cache_ctrl, sregs->asr17);
+  printf ("\n asr22       :   %08X\n asr23       :   %08X\n\n",
+	  (uint32) (sregs->simtime >> 32),
+	  (uint32) sregs->simtime & 0xffffffff);
 }
 
 static void
diff --git a/version.texi b/version.texi
index d00f73d..9074a5e 100644
--- a/version.texi
+++ b/version.texi
@@ -1,4 +1,4 @@
-@set UPDATED 25 October 2020
-@set UPDATED-MONTH October 2020
-@set EDITION 2.23
-@set VERSION 2.23
+@set UPDATED 9 November 2020
+@set UPDATED-MONTH November 2020
+@set EDITION 2.24
+@set VERSION 2.24
-- 
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