output.h: Add declaration of final_forward_branch_p.

	* output.h: Add declaration of final_forward_branch_p.

	* config/i386/i386.c (output_fix_trunc): Remove unused variable.

From-SVN: r43876

gcc/config/i386/i386.c

@@ -4782,7 +4782,6 @@ output_fix_trunc (insn, operands)
 {
   int stack_top_dies = find_regno_note (insn, REG_DEAD, FIRST_STACK_REG) != 0;
   int dimode_p = GET_MODE (operands[0]) == DImode;
-  rtx xops[4];
 
   /* Jump through a hoop or two for DImode, since the hardware has no
      non-popping instruction.  We used to do this a different way, but

gcc/output.h

 /* Declarations for insn-output.c.  These functions are defined in recog.c,
    final.c, and varasm.c.
    Copyright (C) 1987, 1991, 1994, 1997, 1998,
-   1999, 2000 Free Software Foundation, Inc.
+   1999, 2000, 2001 Free Software Foundation, Inc.
 
 This file is part of GNU CC.
 
@@ -116,6 +116,11 @@ extern void split_double	PARAMS ((rtx, rtx *, rtx *));
 /* Return nonzero if this function has no function calls.  */
 extern int leaf_function_p	PARAMS ((void));
 
+/* Return 1 if branch is an forward branch.
+   Uses insn_shuid array, so it works only in the final pass.  May be used by
+   output templates to add branch prediction hints, for example.  */
+extern int final_forward_branch_p PARAMS ((rtx));
+
 /* Return 1 if this function uses only the registers that can be
    safely renumbered.  */
 extern int only_leaf_regs_used	PARAMS ((void));