sparc.c (print_operand): Handle new codes H/L.

	* sparc.c (print_operand): Handle new codes H/L.
	* sparc.md (lo_sum_di_sp32,adddi3_sp32,subdi3_sp32,
	mulsidi3_sp32,const_mulsidi3,umulsidi3_sp32,const_umulsidi3,
	smacdi,umacdi,anddi3_sp32,iordi3_sp32,xordi3_sp32,negdi2_sp32):
	Add little endian support.

From-SVN: r12845

gcc/config/sparc/sparc.c

@@ -3925,6 +3925,20 @@ print_operand (file, x, code)
       else
 	output_operand_lossage ("Invalid %%Y operand");
       return;
+    case 'L':
+      /* Print out the low order register name of a register pair.  */
+      if (WORDS_BIG_ENDIAN)
+	fputs (reg_names[REGNO (x)+1], file);
+      else
+	fputs (reg_names[REGNO (x)], file);
+      return;
+    case 'H':
+      /* Print out the high order register name of a register pair.  */
+      if (WORDS_BIG_ENDIAN)
+	fputs (reg_names[REGNO (x)], file);
+      else
+	fputs (reg_names[REGNO (x)+1], file);
+      return;
     case 'R':
       /* Print out the second register name of a register pair or quad.
 	 I.e., R (%o0) => %o1.  */