i386.md: Make sure cmpstr peepholes do not affect liveness information.

	* config/i386/i386.md: Make sure cmpstr peepholes do not
	affect liveness information.

From-SVN: r42568

gcc/ChangeLog

+2001-05-25  Mark  <mark@codesourcery.com>
+
+	* config/i386/i386.md: Make sure cmpstr peepholes do not 
+	affect liveness information.
+
 2001-05-24  Mark Mitchell  <mark@codesourcery.com>
 
 	* c-typeck.c (digest_init): Issue error messages about 

gcc/config/i386/i386.md

@@ -15506,7 +15506,9 @@
      (use (reg:SI 19))
      (clobber (match_dup 0))
      (clobber (match_dup 1))
-     (clobber (match_dup 2))])]
+     (clobber (match_dup 2))])
+   (clobber (match_dup 7))
+   (clobber (match_dup 8))]
   "")
 
 ;; ...and this one handles cmpstr*_1.
@@ -15544,7 +15546,9 @@
      (use (reg:SI 19))
      (clobber (match_dup 0))
      (clobber (match_dup 1))
-     (clobber (match_dup 2))])]
+     (clobber (match_dup 2))])
+   (clobber (match_dup 7))
+   (clobber (match_dup 8))]
   "")