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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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