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[thirdparty/gcc.git] / libgcc / config / arc / dp-hack.h

/* Copyright (C) 2007-2024 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
#define ARC_OPTFPE (defined (__ARC700__) || defined (__ARC_FPX_QUARK__))

#if !ARC_OPTFPE || 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
#if !ARC_OPTFPE
#define L_addsub_df
#elif ARC_DP_DEBUG
#define L_addsub_df
#define __adddf3 __adddf3_c
#define __subdf3 __subdf3_c
#endif
#if !ARC_OPTFPE
#define L_mul_df
#define L_div_df
#elif (!defined (__ARC700__) && !defined (__ARC_MUL64__) \
       && !defined (__ARC_MUL32BY16__) && !defined (__HS__))
#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
#if !ARC_OPTFPE
#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
#if !ARC_OPTFPE
#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