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/* The fp-as-gp pass of Andes NDS32 cpu for GNU compiler
Copyright (C) 2012-2017 Free Software Foundation, Inc.
Contributed by Andes Technology Corporation.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published
by the Free Software Foundation; either version 3, or (at your
option) any later version.
GCC is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
License for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
/* ------------------------------------------------------------------------ */
#define IN_TARGET_CODE 1
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "backend.h"
/* ------------------------------------------------------------------------ */
/* Function to determine whether it is worth to do fp_as_gp optimization.
Return 0: It is NOT worth to do fp_as_gp optimization.
Return 1: It is APPROXIMATELY worth to do fp_as_gp optimization.
Note that if it is worth to do fp_as_gp optimization,
we MUST set FP_REGNUM ever live in this function. */
int
nds32_fp_as_gp_check_available (void)
{
/* By default we return 0. */
return 0;
}
/* ------------------------------------------------------------------------ */
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