libgcc/config/c6x/c6x-abi.h

   1 /* Header file for C6X ABI versions of libgcc functions.
   2    Copyright (C) 2011-2024 Free Software Foundation, Inc.
   3    Contributed by Bernd Schmidt <bernds@codesourcery.com>
   4
   5    This file is part of GCC.
   6
   7    GCC is free software; you can redistribute it and/or modify it
   8    under the terms of the GNU General Public License as published
   9    by the Free Software Foundation; either version 3, or (at your
  10    option) any later version.
  11
  12    GCC is distributed in the hope that it will be useful, but WITHOUT
  13    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  14    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  15    License 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
  22    along with GCC; see the file COPYING3.  If not see
  23    <http://www.gnu.org/licenses/>.  */
  24
  25 /* Make __c6xabi_AEABI_NAME an alias for __GCC_NAME.  */
  26 #define RENAME_LIBRARY(GCC_NAME, AEABI_NAME)                    \
  27   __asm__ (".globl\t__c6xabi_" #AEABI_NAME "\n"         \
  28            ".set\t__c6xabi_" #AEABI_NAME                        \
  29            ", __gnu_" #GCC_NAME "\n");
  30
  31 /* Rename helper functions to the names specified in the C6000 ELF ABI.  */
  32 #ifdef L_divsi3
  33 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (divsi3, divi)
  34 #endif
  35 #ifdef L_divdi3
  36 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (divdi3, divlli)
  37 #endif
  38 #ifdef L_udivsi3
  39 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (udivsi3, divu)
  40 #endif
  41 #ifdef L_udivdi3
  42 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (udivdi3, divull)
  43 #endif
  44 #ifdef L_udivmoddi4
  45 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (udivmoddi4, divremull)
  46 #endif
  47 #ifdef L_modsi3
  48 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (modsi3, remi)
  49 #endif
  50 #ifdef L_moddi3
  51 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (moddi3, remlli)
  52 #endif
  53 #ifdef L_umodsi3
  54 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (umodsi3, remu)
  55 #endif
  56 #ifdef L_umoddi3
  57 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (umoddi3, remull)
  58 #endif
  59 #ifdef L_negdi2
  60 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (negdi2, negll)
  61 #endif
  62 #ifdef L_muldi3
  63 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (muldi3, mpyll)
  64 #endif
  65 #ifdef L_ashrdi3
  66 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (ashrdi3, llshr)
  67 #endif
  68 #ifdef L_lshrdi3
  69 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (lshrdi3, llshru)
  70 #endif
  71 #ifdef L_ashldi3
  72 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (ashldi3, llshl)
  73 #endif
  74
  75 /* The following are excluded from softfp due to softfp_exclude_libgcc2,
  76    so we rename them here rather than in sfp-machine.h.  */
  77 #ifdef L_fixdfdi
  78 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixdfdi, fixdlli)
  79 #endif
  80 #ifdef L_fixunsdfsi
  81 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunsdfsi, fixdu)
  82 #endif
  83 #ifdef L_fixunsdfdi
  84 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunsdfdi, fixdull)
  85 #endif
  86 #ifdef L_fixsfdi
  87 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixsfdi, fixflli)
  88 #endif
  89 #ifdef L_fixunssfsi
  90 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunssfsi, fixfu)
  91 #endif
  92 #ifdef L_fixunssfdi
  93 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (fixunssfdi, fixfull)
  94 #endif
  95 #ifdef L_floatdidf
  96 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (floatdidf, fltllid)
  97 #endif
  98 #ifdef L_floatundidf
  99 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (floatundidf, fltulld)
 100 #endif
 101 #ifdef L_floatdisf
 102 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (floatdisf, fltllif)
 103 #endif
 104 #ifdef L_floatundisf
 105 #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (floatundisf, fltullf)
 106 #endif
 107
 108 #define LIBGCC2_GNU_PREFIX