| /* Definitions of target machine for GCC, |
| for ARM with targetting the VXWorks run time environment. |
| Copyright (C) 1999, 2000, 2003, 2004 Free Software Foundation, Inc. |
| |
| Contributed by: Mike Stump <mrs@wrs.com> |
| Brought up to date by CodeSourcery, LLC. |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GCC is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GCC; see the file COPYING. If not, write to |
| the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
| Boston, MA 02110-1301, USA. */ |
| |
| |
| #define TARGET_OS_CPP_BUILTINS() \ |
| do { \ |
| builtin_define ("__vxworks"); \ |
| if (TARGET_BIG_END) \ |
| builtin_define ("ARMEB"); \ |
| else \ |
| builtin_define ("ARMEL"); \ |
| \ |
| if (arm_is_xscale) \ |
| builtin_define ("CPU=XSCALE"); \ |
| else if (arm_arch5) \ |
| builtin_define ("CPU=ARMARCH5"); \ |
| else if (arm_arch4) \ |
| { \ |
| if (thumb_code) \ |
| builtin_define ("CPU=ARMARCH4_T"); \ |
| else \ |
| builtin_define ("CPU=ARMARCH4"); \ |
| } \ |
| } while (0) |
| |
| #undef CC1_SPEC |
| #define CC1_SPEC \ |
| "%{t4: -mlittle-endian -march=armv4 ; \ |
| t4be: -mbig-endian -march=armv4 ; \ |
| t4t: -mthumb -mthumb-interwork -mlittle-endian -march=armv4t ; \ |
| t4tbe: -mthumb -mthumb-interwork -mbig-endian -march=armv4t ; \ |
| t5: -mlittle-endian -march=armv5 ; \ |
| t5be: -mbig-endian -march=armv5 ; \ |
| t5t: -mthumb -mthumb-interwork -mlittle-endian -march=armv5 ; \ |
| t5tbe: -mthumb -mthumb-interwork -mbig-endian -march=armv5 ; \ |
| txscale: -mlittle-endian -mcpu=xscale ; \ |
| txscalebe: -mbig-endian -mcpu=xscale ; \ |
| : -march=armv4}" |
| |
| /* The -Q options from svr4.h aren't understood and must be removed. */ |
| #undef ASM_SPEC |
| #define ASM_SPEC \ |
| "%{v:-V} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}" |
| |
| /* VxWorks does all the library stuff itself. */ |
| #undef LIB_SPEC |
| #define LIB_SPEC "" |
| |
| /* VxWorks uses object files, not loadable images. make linker just |
| combine objects. */ |
| #undef LINK_SPEC |
| #define LINK_SPEC "-r" |
| |
| /* VxWorks provides the functionality of crt0.o and friends itself. */ |
| #undef STARTFILE_SPEC |
| #define STARTFILE_SPEC "" |
| |
| #undef ENDFILE_SPEC |
| #define ENDFILE_SPEC "" |
| |
| #undef TARGET_VERSION |
| #define TARGET_VERSION fputs (" (ARM/VxWorks)", stderr); |
| |
| /* There is no default multilib. */ |
| #undef MULTILIB_DEFAULTS |
| |
| #undef ASM_FILE_START |
| #define ASM_FILE_START(STREAM) \ |
| do \ |
| { \ |
| fprintf (STREAM, "%s Generated by GCC %s for ARM/VxWorks\n", \ |
| ASM_COMMENT_START, version_string); \ |
| } \ |
| while (0) |