genflags.c (gen_insn): Use IS_VSPACE.

        * genflags.c (gen_insn): Use IS_VSPACE.
        * genoutput.c (output_insn_data): Likewise.
        (process_template): Likewise.

From-SVN: r50616

gcc/ChangeLog

+2002-03-11  Chris Meyer  <cmeyer@gatan.com>
+
+	* genflags.c (gen_insn): Use IS_VSPACE.
+	* genoutput.c (output_insn_data): Likewise.
+	(process_template): Likewise.
+
 2002-03-11  Richard Henderson  <rth@redhat.com>
 
 	* toplev.c (rest_of_compilation): Don't compile if we've had errors.

gcc/genflags.c

@@ -201,7 +201,7 @@ gen_insn (insn)
       printf ("(");
       for (p = XSTR (insn, 2); *p; p++)
 	{
-	  if (*p == '\n')
+	  if (IS_VSPACE (*p))
 	    printf (" \\\n");
 	  else
 	    printf ("%c", *p);

gcc/genoutput.c

@@ -366,8 +366,13 @@ output_insn_data ()
 	    printf ("    \"");
 	    while (*p)
 	      {
-		if (*p == '\n' && prev != '\\')
-		  printf ("\\n\\\n");
+		if (IS_VSPACE (*p) && prev != '\\')
+		  {
+		    /* Preserve two consecutive \n's or \r's, but treat \r\n
+		       as a single newline.  */
+		    if (*p == '\n' && prev != '\r')
+		      printf ("\\n\\\n");
+		  }
 		else
 		  putchar (*p);
 		prev = *p;
@@ -694,11 +699,11 @@ process_template (d, template)
 
       for (i = 0, cp = &template[1]; *cp; )
 	{
-	  while (*cp == '\n' || *cp == ' ' || *cp== '\t')
+	  while (ISSPACE (*cp))
 	    cp++;
 
 	  printf ("  \"");
-	  while (*cp != '\n' && *cp != '\0')
+	  while (!IS_VSPACE (*cp) && *cp != '\0')
 	    {
 	      putchar (*cp);
 	      cp++;