Retro68/gcc/libgcc/config/arc/dp-hack.h
2014-09-21 19:33:12 +02:00

102 lines
2.9 KiB
C

/* Copyright (C) 2007-2014 Free Software Foundation, Inc.
Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
on behalf of Synopsys Inc.
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.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
/* This file selects the double-precision parts of fp-bit.c that are
still needed for some ARC hardware variants; it also renames functions
that duplicate asm-coded functionality so that their results can be
used to compare with the optimized versions for debugging. */
#define FINE_GRAINED_LIBRARIES
#define ARC_DP_DEBUG 1
#if !defined (__ARC_NORM__) || ARC_DP_DEBUG
#define L_pack_df
#define L_unpack_df
#define L_make_df
#define L_thenan_df
#define L_sf_to_df
#endif
#ifndef __ARC_NORM__
#define L_addsub_df
#elif ARC_DP_DEBUG
#define L_addsub_df
#define __adddf3 __adddf3_c
#define __subdf3 __subdf3_c
#endif
#ifndef __ARC_NORM__
#define L_mul_df
#define L_div_df
#elif (!defined (__ARC700__) && !defined (__ARC_MUL64__) \
&& !defined(__ARC_MUL32BY16__))
#define L_mul_df
#define L_div_df
#undef QUIET_NAN
#define QUIET_NAN 0xfffffffffffffLL
#elif ARC_DP_DEBUG
#define L_mul_df
#define __muldf3 __muldf3_c
#define L_div_df
#define __divdf3 __divdf3_c
#endif
#ifndef __ARC_NORM__
#define L_df_to_sf
#define L_si_to_df
#define L_df_to_si
#define L_tf_to_usi /* need to defined this instead of df_to_usi */
#define L_usi_to_df
#elif ARC_DP_DEBUG
#define L_df_to_sf
#define __truncdfsf2 __truncdfsf2_c
#define L_si_to_df
#define __floatsidf __floatsidf_c
#define L_df_to_si
#define __fixdfsi __fixdfsi_c
#define L_tf_to_usi
#define __fixunsdfsi __fixunsdfsi_c
#define L_usi_to_df
#define __floatunsidf __floatunsidf_c
#endif
#ifndef __ARC_NORM__
#define L_fpcmp_parts_df
#define L_compare_df
#define L_eq_df
#define L_ne_df
#define L_gt_df
#define L_ge_df
#define L_lt_df
#define L_le_df
#define L_unord_df
#define L_negate_df
#elif ARC_DP_DEBUG
#define L_fpcmp_parts_df
#define L_eq_df
#define __eqdf2 __eqdf2_c
#define L_gt_df
#define __gtdf2 __gtdf2_c
#define L_ge_df
#define __gedf2 __gedf2_c
#define L_unord_df
#define __unorddf2 __unorddf2_c
#endif