libgcc/config/arc/dp-hack.h

   1 /* Copyright (C) 2007-2021 Free Software Foundation, Inc.
   2    Contributor: Joern Rennecke <joern.rennecke@embecosm.com>
   3                 on behalf of Synopsys Inc.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify it under
   8 the terms of the GNU General Public License as published by the Free
   9 Software Foundation; either version 3, or (at your option) any later
  10 version.
  11
  12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  15 for more details.
  16
  17 Under Section 7 of GPL version 3, you are granted additional
  18 permissions described in the GCC Runtime Library Exception, version
  19 3.1, as published by the Free Software Foundation.
  20
  21 You should have received a copy of the GNU General Public License and
  22 a copy of the GCC Runtime Library Exception along with this program;
  23 see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  24 <http://www.gnu.org/licenses/>.  */
  25
  26 /* This file selects the double-precision parts of fp-bit.c that are
  27    still needed for some ARC hardware variants; it also renames functions
  28    that duplicate asm-coded functionality so that their results can be
  29    used to compare with the optimized versions for debugging.  */
  30
  31 #define FINE_GRAINED_LIBRARIES
  32 #define ARC_DP_DEBUG 1
  33 #define ARC_OPTFPE (defined (__ARC700__) || defined (__ARC_FPX_QUARK__))
  34
  35 #if !ARC_OPTFPE || ARC_DP_DEBUG
  36 #define L_pack_df
  37 #define L_unpack_df
  38 #define L_make_df
  39 #define L_thenan_df
  40 #define L_sf_to_df
  41 #endif
  42 #if !ARC_OPTFPE
  43 #define L_addsub_df
  44 #elif ARC_DP_DEBUG
  45 #define L_addsub_df
  46 #define __adddf3 __adddf3_c
  47 #define __subdf3 __subdf3_c
  48 #endif
  49 #if !ARC_OPTFPE
  50 #define L_mul_df
  51 #define L_div_df
  52 #elif (!defined (__ARC700__) && !defined (__ARC_MUL64__) \
  53        && !defined (__ARC_MUL32BY16__) && !defined (__HS__))
  54 #define L_mul_df
  55 #define L_div_df
  56 #undef QUIET_NAN
  57 #define QUIET_NAN 0xfffffffffffffLL
  58 #elif ARC_DP_DEBUG
  59 #define L_mul_df
  60 #define __muldf3 __muldf3_c
  61 #define L_div_df
  62 #define __divdf3 __divdf3_c
  63 #endif
  64 #if !ARC_OPTFPE
  65 #define L_df_to_sf
  66 #define L_si_to_df
  67 #define L_df_to_si
  68 #define L_tf_to_usi /* need to defined this instead of df_to_usi */
  69 #define L_usi_to_df
  70 #elif ARC_DP_DEBUG
  71 #define L_df_to_sf
  72 #define __truncdfsf2 __truncdfsf2_c
  73 #define L_si_to_df
  74 #define __floatsidf __floatsidf_c
  75 #define L_df_to_si
  76 #define __fixdfsi __fixdfsi_c
  77 #define L_tf_to_usi
  78 #define __fixunsdfsi __fixunsdfsi_c
  79 #define L_usi_to_df
  80 #define __floatunsidf __floatunsidf_c
  81 #endif
  82 #if !ARC_OPTFPE
  83 #define L_fpcmp_parts_df
  84 #define L_compare_df
  85 #define L_eq_df
  86 #define L_ne_df
  87 #define L_gt_df
  88 #define L_ge_df
  89 #define L_lt_df
  90 #define L_le_df
  91 #define L_unord_df
  92 #define L_negate_df
  93 #elif ARC_DP_DEBUG
  94 #define L_fpcmp_parts_df
  95 #define L_eq_df
  96 #define __eqdf2 __eqdf2_c
  97 #define L_gt_df
  98 #define __gtdf2 __gtdf2_c
  99 #define L_ge_df
 100 #define __gedf2 __gedf2_c
 101 #define L_unord_df
 102 #define __unorddf2 __unorddf2_c
 103 #endif