gcc/config/arm/eabi.h

   1 /* Configuration file for ARM EABI targets.
   2    Copyright (C) 2008
   3    Free Software Foundation, Inc.
   4    Contributed by Doug Kwan (dougkwan@google.com)
   5
   6    This file is part of GCC.
   7
   8    GCC is free software; you can redistribute it and/or modify it
   9    under the terms of the GNU General Public License as published
  10    by the Free Software Foundation; either version 3, or (at your
  11    option) any later version.
  12
  13    GCC is distributed in the hope that it will be useful, but WITHOUT
  14    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  15    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  16    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 /* This file contains macro overrides for EABI targets.  */
  23
  24 #undef TARGET_OS_CPP_BUILTINS
  25 #define TARGET_OS_CPP_BUILTINS()                        \
  26   do                                                    \
  27     {                                                   \
  28       TARGET_BPABI_CPP_BUILTINS ();                     \
  29       if (TARGET_ANDROID)                               \
  30         builtin_define ("__ANDROID__");                 \
  31     }                                                   \
  32   while (false)
  33
  34 #undef SUBSUBTARGET_EXTRA_SPECS
  35 #define SUBSUBTARGET_EXTRA_SPECS \
  36   { "link_android",             ANDROID_LINK_SPEC },            \
  37   { "link_default",             BPABI_LINK_SPEC },              \
  38   { "cc1_android",              ANDROID_CC1_SPEC },             \
  39   { "cc1_default",              CC1_DEFAULT_SPEC },             \
  40   { "cc1plus_android",          ANDROID_CC1PLUS_SPEC },         \
  41   { "cc1plus_default",          CC1PLUS_DEFAULT_SPEC },         \
  42   { "lib_android",              ANDROID_LIB_SPEC },             \
  43   { "lib_default",              LIB_DEFAULT_SPEC },             \
  44   { "startfile_android",        ANDROID_STARTFILE_SPEC },       \
  45   { "startfile_default",        UNKNOWN_ELF_STARTFILE_SPEC },   \
  46   { "endfile_android",          ANDROID_ENDFILE_SPEC },         \
  47   { "endfile_default",          UNKNOWN_ELF_ENDFILE_SPEC },     \
  48
  49 #undef ANDROID_LINK_SPEC
  50 #define ANDROID_LINK_SPEC \
  51 "%{mbig-endian:-EB} %{mlittle-endian:-EL} "             \
  52 "%{static:-Bstatic} %{shared:-shared} %{symbolic:-Bsymbolic} "  \
  53 "%{!static:" \
  54    "%{shared: -Bsymbolic} " \
  55    "%{!shared:" \
  56       "%{rdynamic:-export-dynamic} " \
  57       "%{!dynamic-linker:-dynamic-linker /system/bin/linker}}} " \
  58 "-X" SUBTARGET_EXTRA_LINK_SPEC
  59
  60 /* Override LINK_SPEC in bpabi.h. */
  61 #undef LINK_SPEC
  62 #define LINK_SPEC \
  63 "%{mandroid: %(link_android) ;" \
  64 "          : %(link_default)}"
  65
  66 /* Android uses -fno-exceptions by default. */
  67 #undef ANDROID_CC1_SPEC
  68 #define ANDROID_CC1_SPEC "%{!fexceptions:-fno-exceptions}"
  69
  70 /* Default CC1_SPEC as in arm.h. */
  71 #undef CC1_DEFAULT_SPEC
  72 #define CC1_DEFAULT_SPEC ""
  73
  74 #undef CC1_SPEC
  75 #define CC1_SPEC \
  76 "%{mandroid: %(cc1_android) ;" \
  77 "          : %(cc1_default)}"
  78
  79 /* Android uses -fno-rtti by default. */
  80 #undef ANDROID_CC1PLUS_SPEC
  81 #define ANDROID_CC1PLUS_SPEC "%{!frtti:-fno-rtti}"
  82
  83 /* Default CC1PLUS_SPEC as in gcc.c. */
  84 #undef CC1PLUS_DEFAULT_SPEC
  85 #define CC1PLUS_DEFAULT_SPEC ""
  86
  87 #undef CC1PLUS_SPEC
  88 #define CC1PLUS_SPEC \
  89 "%{mandroid: %(cc1plus_android) ;" \
  90 "          : %(cc1plus_default)}"
  91
  92 #undef ANDROID_LIB_SPEC
  93 #define ANDROID_LIB_SPEC        "-lc %{!static:-ldl}"
  94
  95 /* Default LIB_SPEC as in gcc.c. */
  96 #undef LIB_DEFAULT_SPEC
  97 #define LIB_DEFAULT_SPEC \
  98 "%{!shared:%{g*:-lg} %{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}}"
  99
 100 #undef LIB_SPEC
 101 #define LIB_SPEC \
 102 "%{mandroid: %(lib_android) ;" \
 103 "          : %(lib_default)}"
 104
 105 #undef ANDROID_STARTFILE_SPEC
 106 #define ANDROID_STARTFILE_SPEC \
 107 "%{!shared:" \
 108    "%{static: crtbegin_static%O%s ;" \
 109    "        : crtbegin_dynamic%O%s}}"
 110
 111 /* Override STARTFILE_SPEC in unknown-elf.h. */
 112 #undef STARTFILE_SPEC
 113 #define STARTFILE_SPEC \
 114 "%{mandroid: %(startfile_android) ;" \
 115 "          : %(startfile_default)}"
 116
 117 #undef ANDROID_ENDFILE_SPEC
 118 #define ANDROID_ENDFILE_SPEC    "%{!shared:crtend_android%O%s}"
 119
 120 /* Override ENDFILE_SPEC in unknown-elf.h. */
 121 #undef ENDFILE_SPEC
 122 #define ENDFILE_SPEC \
 123 "%{mandroid: %(endfile_android) ;" \
 124 "          : %(endfile_default)}"
 125