From 13eaae2fd07512516eec601d4a3ab78bf9af34ec Mon Sep 17 00:00:00 2001
From: Andrew Cagney <cagney@redhat.com>
Date: Tue, 14 Apr 1998 04:24:47 +0000
Subject: [PATCH] Broke parsing of !<val>!<val> when adding support for
 =<field>.  Fix. Add support for the -S<suffix> option.

---
 sim/igen/ChangeLog |  7 +++++++
 sim/igen/igen.c    | 36 +++++++++++++++++++++++++++++-------
 sim/igen/ld-insn.c | 13 +++++++------
 3 files changed, 43 insertions(+), 13 deletions(-)

diff --git a/sim/igen/ChangeLog b/sim/igen/ChangeLog
index 537c786..fae78c1 100644
--- a/sim/igen/ChangeLog
+++ b/sim/igen/ChangeLog
@@ -1,3 +1,10 @@
+Tue Apr 14 10:57:26 1998  Andrew Cagney  <cagney@b1.cygnus.com>
+
+	* ld-insn.c (parse_insn_word): Treat `!' and `=' as valid
+ 	separator tokens when parsing a conditional.
+
+	* igen.h (main): Add option -S so that suffix can be specified.
+
 Tue Apr 14 08:44:53 1998  Andrew Cagney  <cagney@b1.cygnus.com>
 
 	* igen.h (struct igen_trace_options): Add members insn_expansion
diff --git a/sim/igen/igen.c b/sim/igen/igen.c
index 4a95f2f..8f10a39 100644
--- a/sim/igen/igen.c
+++ b/sim/igen/igen.c
@@ -592,8 +592,6 @@ print_includes (lf *file)
   lf_printf (file, "\n");
   lf_printf (file, "#include \"sim-inline.c\"\n");
   lf_printf (file, "\n");
-  lf_printf (file, "#include \"sim-main.h\"\n");
-  lf_printf (file, "\n");
   print_include_inline (file, options.module.itable);
   print_include_inline (file, options.module.idecode);
   print_include_inline (file, options.module.support);
@@ -1061,7 +1059,11 @@ main (int argc,
       printf ("\n");
       printf ("  -P <prefix>\n");
       printf ("\t Prepend global names (except itable) with the string <prefix>.\n");
-      printf ("\t Specify -P <module>=<prefix> to set the <modules> prefix.\n");
+      printf ("\t Specify -P <module>=<prefix> to set a specific <module>'s prefix.\n");
+      printf ("\n");
+      printf ("  -S <suffix>\n");
+      printf ("\t Replace a global name (suffix) (except itable) with the string <suffix>.\n");
+      printf ("\t Specify -S <module>=<suffix> to change a specific <module>'s name (suffix).\n");
       printf ("\n");
       printf ("  -Werror\n");
       printf ("\t Make warnings errors\n");
@@ -1206,8 +1208,10 @@ main (int argc,
 	  break;
 	  
 	case 'P':
+	case 'S':
 	  {
 	    igen_module *names;
+	    igen_name *name;
 	    char *chp;
 	    chp = strchr (optarg, '=');
 	    if (chp == NULL)
@@ -1252,15 +1256,24 @@ main (int argc,
 		    error (NULL, "Prefix `%s' unreconized\n", optarg);
 		  }
 	      }
-	    names->prefix.u = strdup (chp);
-	    names->prefix.l = strdup (chp);
-	    chp = names->prefix.u;
+	    switch (ch)
+	      {
+	      case 'P':
+		name = &names->prefix;
+		break;
+	      case 'S':
+		name = &names->suffix;
+		break;
+	      }
+	    name->u = strdup (chp);
+	    name->l = strdup (chp);
+	    chp = name->u;
 	    while (*chp) {
 	      if (islower(*chp))
 		*chp = toupper(*chp);
 	      chp++;
 	    }
-	    if (names == &options.module.global)
+	    if (name == &options.module.global.prefix)
 	      {
 		options.module.engine.prefix = options.module.global.prefix;
 		options.module.icache.prefix = options.module.global.prefix;
@@ -1269,6 +1282,15 @@ main (int argc,
 		options.module.semantics.prefix = options.module.global.prefix;
 		options.module.support.prefix = options.module.global.prefix;
 	      }
+	    if (name == &options.module.global.suffix)
+	      {
+		options.module.engine.suffix = options.module.global.suffix;
+		options.module.icache.suffix = options.module.global.suffix;
+		options.module.idecode.suffix = options.module.global.suffix;
+		/* options.module.itable.suffix = options.module.global.suffix; */
+		options.module.semantics.suffix = options.module.global.suffix;
+		options.module.support.suffix = options.module.global.suffix;
+	      }
 	    break;
 	  }
 	
diff --git a/sim/igen/ld-insn.c b/sim/igen/ld-insn.c
index 2fc6cf3..7fc0e37 100644
--- a/sim/igen/ld-insn.c
+++ b/sim/igen/ld-insn.c
@@ -125,7 +125,6 @@ parse_insn_word (line_ref *line,
 	char *end;
 	int len;
 	insn_field_cond *new_cond = ZALLOC (insn_field_cond);
-	insn_field_cond **last;
 	
 	/* determine the conditional test */
 	switch (*chp)
@@ -144,7 +143,7 @@ parse_insn_word (line_ref *line,
 	chp++; 
 	chp = skip_spaces (chp);
 	start = chp;
-	chp = skip_to_separator (chp, "+,:");
+	chp = skip_to_separator (chp, "+,:!=");
 	end = back_spaces (start, chp);
 	len = end - start;
 	if (len == 0)
@@ -174,10 +173,12 @@ parse_insn_word (line_ref *line,
 	  error (line, "Only single conditional when `=' allowed\n");
 
 	/* insert it */
-	last = &new_field->conditions;
-	while (*last != NULL)
-	  last = &(*last)->next;
-	*last = new_cond;
+	{
+	  insn_field_cond **last = &new_field->conditions;
+	  while (*last != NULL)
+	    last = &(*last)->next;
+	  *last = new_cond;
+	}
       }
 
     /* NOW verify that the field was finished */
-- 
2.7.4