function.c (fixup_var_regs_1, [...]): Use promoted mode for replacement.

	* function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
	for replacement.

From-SVN: r41765

gcc/ChangeLog

 Wed May  2 13:09:36 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 
+	* function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
+	for replacement.
+
 	* expr.c (store_field): Do nothing except elaborate side-effects if
 	zero-bit field.
 

gcc/function.c

@@ -2144,7 +2144,7 @@ fixup_var_refs_1 (var, promoted_mode, loc, insn, replacements)
 	    {
 	      replacement = find_fixup_replacement (replacements, var);
 	      if (replacement->new == 0)
-		replacement->new = gen_reg_rtx (GET_MODE (var));
+		replacement->new = gen_reg_rtx (promoted_mode);
 	      SUBREG_REG (x) = replacement->new;
 	      return;
 	    }