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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [config/] [arm/] [vxworks.h] - Blame information for rev 856

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1 38 julius
/* Definitions of target machine for GCC,
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   for ARM with targetting the VXWorks run time environment.
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   Copyright (C) 1999, 2000, 2003, 2004, 2007 Free Software Foundation, Inc.
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   Contributed by: Mike Stump <mrs@wrs.com>
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   Brought up to date by CodeSourcery, LLC.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3.  If not see
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<http://www.gnu.org/licenses/>.  */
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#define TARGET_OS_CPP_BUILTINS()                \
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  do {                                          \
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    builtin_define ("__vxworks");               \
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    if (TARGET_BIG_END)                         \
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      builtin_define ("ARMEB");                 \
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    else                                        \
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      builtin_define ("ARMEL");                 \
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                                                \
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    if (arm_is_xscale)                          \
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      builtin_define ("CPU=XSCALE");            \
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    else if (arm_arch5)                         \
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      builtin_define ("CPU=ARMARCH5");          \
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    else if (arm_arch4)                         \
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      {                                         \
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        if (thumb_code)                         \
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          builtin_define ("CPU=ARMARCH4_T");    \
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        else                                    \
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          builtin_define ("CPU=ARMARCH4");      \
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      }                                         \
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  } while (0)
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#undef  CC1_SPEC
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#define CC1_SPEC                                                        \
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"%{t4:        -mlittle-endian -march=armv4 ;                    \
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   t4be:      -mbig-endian -march=armv4 ;                       \
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   t4t:       -mthumb -mthumb-interwork -mlittle-endian -march=armv4t ; \
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   t4tbe:     -mthumb -mthumb-interwork -mbig-endian -march=armv4t ;    \
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   t5:        -mlittle-endian -march=armv5 ;                    \
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   t5be:      -mbig-endian -march=armv5 ;                       \
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   t5t:       -mthumb -mthumb-interwork -mlittle-endian -march=armv5 ;  \
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   t5tbe:     -mthumb -mthumb-interwork -mbig-endian -march=armv5 ;     \
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   txscale:   -mlittle-endian -mcpu=xscale ;                    \
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   txscalebe: -mbig-endian -mcpu=xscale ;                       \
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            : -march=armv4}"
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/* The -Q options from svr4.h aren't understood and must be removed.  */
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#undef  ASM_SPEC
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#define ASM_SPEC \
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  "%{v:-V} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}"
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/* VxWorks does all the library stuff itself.  */
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#undef  LIB_SPEC
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#define LIB_SPEC        ""
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/* VxWorks uses object files, not loadable images.  make linker just
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   combine objects.  */
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#undef  LINK_SPEC
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#define LINK_SPEC       "-r"
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/* VxWorks provides the functionality of crt0.o and friends itself.  */
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#undef  STARTFILE_SPEC
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#define STARTFILE_SPEC  ""
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#undef  ENDFILE_SPEC
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#define ENDFILE_SPEC    ""
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#undef  TARGET_VERSION
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#define TARGET_VERSION  fputs (" (ARM/VxWorks)", stderr);
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/* There is no default multilib.  */
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#undef MULTILIB_DEFAULTS
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#undef  ASM_FILE_START
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#define ASM_FILE_START(STREAM)                                          \
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  do                                                                    \
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    {                                                                   \
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      fprintf (STREAM, "%s Generated by GCC %s for ARM/VxWorks\n",      \
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               ASM_COMMENT_START, version_string);                      \
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    }                                                                   \
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  while (0)

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