gcc/config/alpha/linux-elf.h

   1 /* Definitions of target machine for GNU compiler
   2    for Alpha Linux-based GNU systems using ELF.
   3    Copyright (C) 1996-2018 Free Software Foundation, Inc.
   4    Contributed by Richard Henderson.
   5
   6 This file is part of GCC.
   7
   8 GCC is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 3, or (at your option)
  11 any later version.
  12
  13 GCC is distributed in the hope that it will be useful,
  14 but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 GNU General Public License for more details.
  17
  18 You should have received a copy of the GNU General Public License
  19 along with GCC; see the file COPYING3.  If not see
  20 <http://www.gnu.org/licenses/>.  */
  21
  22 #undef EXTRA_SPECS
  23 #define EXTRA_SPECS \
  24 { "elf_dynamic_linker", ELF_DYNAMIC_LINKER },
  25
  26 #define GLIBC_DYNAMIC_LINKER    "/lib/ld-linux.so.2"
  27 #define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0"
  28 #if DEFAULT_LIBC == LIBC_UCLIBC
  29 #define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:" G ";:" U "}"
  30 #elif DEFAULT_LIBC == LIBC_GLIBC
  31 #define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:" U ";:" G "}"
  32 #else
  33 #error "Unsupported DEFAULT_LIBC"
  34 #endif
  35 #define GNU_USER_DYNAMIC_LINKER \
  36   CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER)
  37
  38 #define ELF_DYNAMIC_LINKER      GNU_USER_DYNAMIC_LINKER
  39
  40 #define LINK_SPEC "-m elf64alpha %{G*} %{relax:-relax}          \
  41   %{O*:-O3} %{!O*:-O1}                                          \
  42   %{shared:-shared}                                             \
  43   %{!shared:                                                    \
  44     %{!static:                                                  \
  45       %{rdynamic:-export-dynamic}                               \
  46       -dynamic-linker %(elf_dynamic_linker)}    \
  47     %{static:-static}}"
  48
  49 #undef LIB_SPEC
  50 #define LIB_SPEC \
  51 "%{pthread:-lpthread} %{shared:-lc}%{!shared:%{profile:-lc_p}%{!profile:-lc}} "
  52
  53 #define TARGET_ASM_FILE_END file_end_indicate_exec_stack