reload1.c (eliminate_regs_in_insn): Avoid eliminating the reg notes on a deleted insn.

        * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
        reg notes on a deleted insn.
        * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.

From-SVN: r29076

gcc/ChangeLog

+Thu Sep  2 21:49:52 1999  Richard Henderson  <rth@cygnus.com>
+
+	* reload1.c (eliminate_regs_in_insn): Avoid eliminating the
+	reg notes on a deleted insn.
+	* gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
+
 Thu Sep  2 20:18:12 1999  Jeffrey A Law  (law@cygnus.com)
 
 	* i386.c (ix86_attr_length_default): Handle TYPE_FXCH.

gcc/gcse.c

@@ -1363,7 +1363,7 @@ hash_expr_1 (x, mode, do_not_record_p)
       if (GET_MODE (x) != VOIDmode)
 	for (i = 2; i < GET_RTX_LENGTH (CONST_DOUBLE); i++)
 	  {
-	    unsigned tem = XINT (x, i);
+	    unsigned tem = XWINT (x, i);
 	    hash += tem;
 	  }
       else

gcc/reload1.c

@@ -3355,7 +3355,10 @@ eliminate_regs_in_insn (insn, replace)
 	       If REPLACE isn't set, we can't delete this insn, but needn't
 	       process it since it won't be used unless something changes.  */
 	    if (replace)
-	      delete_dead_insn (insn);
+	      {
+	        delete_dead_insn (insn);
+		return 1;
+	      }
 	    val = 1;
 	    goto done;
 	  }