| /* Definitions of target machine for GNU compiler, for BeOS. |
| Copyright (C) 1997, 2000, 2001, 2002, 2003, 2005 |
| Free Software Foundation, Inc. |
| Contributed by Fred Fish (fnf@cygnus.com), based on aix41.h |
| from David Edelsohn (edelsohn@npac.syr.edu). |
| |
| 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. */ |
| |
| #undef TARGET_VERSION |
| #define TARGET_VERSION fprintf (stderr, " (BeOS/PowerPC)"); |
| |
| #undef ASM_SPEC |
| #define ASM_SPEC "-u %(asm_cpu)" |
| |
| #undef TARGET_OS_CPP_BUILTINS |
| /* __POWERPC__ must be defined for some header files. */ |
| #define TARGET_OS_CPP_BUILTINS() \ |
| do \ |
| { \ |
| builtin_define ("__BEOS__"); \ |
| builtin_define ("__POWERPC__"); \ |
| builtin_assert ("system=beos"); \ |
| builtin_assert ("cpu=powerpc"); \ |
| builtin_assert ("machine=powerpc"); \ |
| } \ |
| while (0) |
| |
| #undef CPP_SPEC |
| #define CPP_SPEC "%{posix: -D_POSIX_SOURCE}" |
| |
| /* This is the easiest way to disable use of gcc's builtin alloca, |
| which in the current BeOS release (DR9) is a problem because of the |
| relatively low default stack size of 256K with no way to expand it. |
| So anything we compile for the BeOS target should not use the |
| builtin alloca. This also has the unwanted side effect of |
| disabling all builtin functions though. */ |
| |
| #undef CC1_SPEC |
| #define CC1_SPEC "%{!fbuiltin: -fno-builtin}" |
| #undef CC1PLUS_SPEC |
| #define CC1PLUS_SPEC "%{!fbuiltin: -fno-builtin}" |
| |
| #undef ASM_DEFAULT_SPEC |
| #define ASM_DEFAULT_SPEC "-mppc" |
| |
| #undef TARGET_DEFAULT |
| #define TARGET_DEFAULT (MASK_POWERPC | MASK_NEW_MNEMONICS) |
| |
| #undef PROCESSOR_DEFAULT |
| #define PROCESSOR_DEFAULT PROCESSOR_PPC603 |
| |
| /* Define this macro as a C expression for the initializer of an |
| array of string to tell the driver program which options are |
| defaults for this target and thus do not need to be handled |
| specially when using `MULTILIB_OPTIONS'. |
| |
| Do not define this macro if `MULTILIB_OPTIONS' is not defined in |
| the target makefile fragment or if none of the options listed in |
| `MULTILIB_OPTIONS' are set by default. *Note Target Fragment::. */ |
| |
| #undef MULTILIB_DEFAULTS |
| #define MULTILIB_DEFAULTS { "mcpu=powerpc" } |
| |
| /* These empty definitions get rid of the attempt to link in crt0.o |
| and any libraries like libc.a. |
| On BeOS the ld executable is actually a linker front end that first runs |
| the GNU linker with the -r option to generate a relocatable XCOFF output |
| file, and then runs Metrowork's linker (mwld) to generate a fully linked |
| executable. */ |
| |
| #undef LIB_SPEC |
| #define LIB_SPEC "" |
| |
| #undef LINK_SPEC |
| #define LINK_SPEC "" |
| |
| #undef STARTFILE_SPEC |
| #define STARTFILE_SPEC "" |
| |
| /* Text to write out after a CALL that may be replaced by glue code by |
| the loader. */ |
| |
| #undef RS6000_CALL_GLUE |
| #define RS6000_CALL_GLUE "cror 15,15,15" |
| |
| /* Struct alignments are done on 4 byte boundaries for all types. */ |
| #undef BIGGEST_FIELD_ALIGNMENT |
| #define BIGGEST_FIELD_ALIGNMENT 32 |
| |
| /* STANDARD_INCLUDE_DIR is the equivalent of "/usr/include" on UNIX. */ |
| #define STANDARD_INCLUDE_DIR "/boot/develop/headers/posix" |
| |
| /* SYSTEM_INCLUDE_DIR is the location for system specific, non-POSIX headers. */ |
| #define SYSTEM_INCLUDE_DIR "/boot/develop/headers/be" |