gcc-4_9/gcc/config/mips/elfoabi.h

   1 /* Target macros for mips*-elf targets that selected between o32 and o64
   2    based on the target architecture.
   3    Copyright (C) 1994-2014 Free Software Foundation, Inc.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 3, or (at your option)
  10 any later version.
  11
  12 GCC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING3.  If not see
  19 <http://www.gnu.org/licenses/>.  */
  20
  21 #undef DRIVER_SELF_SPECS
  22 #define DRIVER_SELF_SPECS                                               \
  23   /* Make sure a -mips option is present.  This helps us to pick        \
  24      the right multilib, and also makes the later specs easier          \
  25      to write.  */                                                      \
  26   MIPS_ISA_LEVEL_SPEC,                                                  \
  27                                                                         \
  28   /* If no ABI option is specified, infer one from the ISA level        \
  29      or -mgp setting.  */                                               \
  30   "%{!mabi=*: %{" MIPS_32BIT_OPTION_SPEC ": -mabi=32;: -mabi=o64}}",    \
  31                                                                         \
  32   /* Remove a redundant -mfp64 for -mabi=o64; we want the !mfp64        \
  33      multilibs.  There's no need to check whether the architecture      \
  34      is 64-bit; cc1 will complain if it isn't.  */                      \
  35   "%{mabi=o64: %<mfp64}",                                               \
  36                                                                         \
  37   /* Configuration-independent MIPS rules.*/                            \
  38   BASE_DRIVER_SELF_SPECS
  39