/* Definitions for computing resource usage of specific insns.
- Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004
+ Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005
Free Software Foundation, Inc.
This file is part of GCC.
#include "rtl.h"
#include "tm_p.h"
#include "hard-reg-set.h"
-#include "basic-block.h"
#include "function.h"
#include "regs.h"
#include "flags.h"
case SET:
/* Usually, the first operand of SET is set, not referenced. But
registers used to access memory are referenced. SET_DEST is
- also referenced if it is a ZERO_EXTRACT or SIGN_EXTRACT. */
+ also referenced if it is a ZERO_EXTRACT. */
mark_referenced_resources (SET_SRC (x), res, 0);
x = SET_DEST (x);
- if (GET_CODE (x) == SIGN_EXTRACT
- || GET_CODE (x) == ZERO_EXTRACT
+ if (GET_CODE (x) == ZERO_EXTRACT
|| GET_CODE (x) == STRICT_LOW_PART)
mark_referenced_resources (x, res, 0);
else if (GET_CODE (x) == SUBREG)