rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in CALL_INSN_FUNCTION_USAGE.

	* rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
	CALL_INSN_FUNCTION_USAGE.

From-SVN: r104643

gcc/ChangeLog

+2005-09-26  J"orn Rennecke <joern.rennecke@st.com>
+
+	* rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
+	CALL_INSN_FUNCTION_USAGE.
+
 2005-09-26  Richard Guenther  <rguenther@suse.de>
 
 	PR middle-end/15855

gcc/rtlanal.c

@@ -666,9 +666,7 @@ reg_used_between_p (rtx reg, rtx from_insn, rtx to_insn)
   for (insn = NEXT_INSN (from_insn); insn != to_insn; insn = NEXT_INSN (insn))
     if (INSN_P (insn)
 	&& (reg_overlap_mentioned_p (reg, PATTERN (insn))
-	   || (CALL_P (insn)
-	      && (find_reg_fusage (insn, USE, reg)
-		  || find_reg_fusage (insn, CLOBBER, reg)))))
+	   || (CALL_P (insn) && find_reg_fusage (insn, USE, reg))))
       return 1;
   return 0;
 }