gcc-4_9/gcc/config/aarch64/aarch64-linux.h

   1 /* Machine description for AArch64 architecture.
   2    Copyright (C) 2009-2014 Free Software Foundation, Inc.
   3    Contributed by ARM Ltd.
   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 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, but
  13    WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15    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 #ifndef GCC_AARCH64_LINUX_H
  22 #define GCC_AARCH64_LINUX_H
  23
  24 #ifndef RUNTIME_ROOT_PREFIX
  25 #define RUNTIME_ROOT_PREFIX ""
  26 #endif
  27 #define GLIBC_DYNAMIC_LINKER RUNTIME_ROOT_PREFIX "/lib/ld-linux-aarch64%{mbig-endian:_be}.so.1"
  28
  29 #define CPP_SPEC "%{pthread:-D_REENTRANT}"
  30
  31
  32 #define LINUX_TARGET_LINK_SPEC  "%{h*}          \
  33    %{static:-Bstatic}                           \
  34    %{shared:-shared}                            \
  35    %{symbolic:-Bsymbolic}                       \
  36    %{rdynamic:-export-dynamic}                  \
  37    -dynamic-linker " GNU_USER_DYNAMIC_LINKER "  \
  38    -X                                           \
  39    %{mbig-endian:-EB} %{mlittle-endian:-EL}     \
  40    -maarch64linux%{mbig-endian:b}"
  41
  42 /* Android specific */
  43 #ifndef LINUX_OR_ANDROID_CC
  44 #define ANDROID_TARGET_OS_CPP_BUILTINS()
  45 #endif
  46
  47 #define TARGET_OS_CPP_BUILTINS()                \
  48   do                                            \
  49     {                                           \
  50         GNU_USER_TARGET_OS_CPP_BUILTINS();      \
  51         ANDROID_TARGET_OS_CPP_BUILTINS();       \
  52     }                                           \
  53   while (0)
  54
  55 /* Android specific macros. Should probably be
  56    moved into android specific header file aarch64-linux-android.h
  57    and include it in tm.h (see gcc/config.gcc).  */
  58
  59 #ifdef LINUX_OR_ANDROID_CC
  60
  61 #undef  LINK_SPEC
  62 #define LINK_SPEC                                                       \
  63   LINUX_OR_ANDROID_LD (LINUX_TARGET_LINK_SPEC,                          \
  64                        LINUX_TARGET_LINK_SPEC " " ANDROID_LINK_SPEC)
  65
  66 #undef  CC1_SPEC
  67 #define CC1_SPEC                                                        \
  68   LINUX_OR_ANDROID_CC (GNU_USER_TARGET_CC1_SPEC,                        \
  69                        GNU_USER_TARGET_CC1_SPEC " " ANDROID_CC1_SPEC)
  70
  71 #define CC1PLUS_SPEC \
  72   LINUX_OR_ANDROID_CC ("", ANDROID_CC1PLUS_SPEC)
  73
  74 #undef  LIB_SPEC
  75 #define LIB_SPEC                                                        \
  76   LINUX_OR_ANDROID_LD (GNU_USER_TARGET_LIB_SPEC,                        \
  77                     GNU_USER_TARGET_NO_PTHREADS_LIB_SPEC " " ANDROID_LIB_SPEC)
  78
  79 #undef  STARTFILE_SPEC
  80 #define STARTFILE_SPEC \
  81   LINUX_OR_ANDROID_LD (GNU_USER_TARGET_STARTFILE_SPEC, ANDROID_STARTFILE_SPEC)
  82
  83 #undef  ENDFILE_SPEC
  84 #define ENDFILE_SPEC \
  85   LINUX_OR_ANDROID_LD (GNU_USER_TARGET_ENDFILE_SPEC, ANDROID_ENDFILE_SPEC)
  86
  87 #endif
  88
  89 #endif  /* GCC_AARCH64_LINUX_H */