| /* Operating system specific defines to be used when targeting GCC for some |
| embedded system running pSOS. We assume GNU tools with ELF, but |
| try to maintain compatibility with the MRI tools. Based on svr4.h. |
| Copyright (C) 1996, 1999, 2000 Free Software Foundation, Inc. |
| |
| This file is part of GNU CC. |
| |
| GNU CC 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. |
| |
| GNU CC 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 GNU CC; see the file COPYING. If not, write to |
| the Free Software Foundation, 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. |
| |
| To use this file, make up a file with a name like: |
| |
| ?????-psos.h |
| |
| where ????? is replaced by the name of the basic hardware that you |
| are targeting for. Then, in the file ?????-psos.h, put something |
| like: |
| |
| #include "?????.h" |
| #include "psos.h" |
| |
| followed by any really system-specific defines (or overrides of |
| defines) which you find that you need. |
| */ |
| |
| |
| /* Define a symbol indicating that we are using psos.h. */ |
| |
| #define USING_PSOS_H |
| |
| |
| /* All pSOS targets currently use the ELF object file format. */ |
| |
| #define OBJECT_FORMAT_ELF |
| |
| |
| /* Provide a NULL STARTFILE_SPEC. The startfile cannot be specified |
| here because it depends on the architecture (e.g. 68K), the |
| board-support package (e.g. M162) and the run-time configuration |
| (e.g. application vs. ram-image vs. rom-image). Specify the |
| startfile in a linker-script created from the generic |
| architecture-specific linker-scripts. */ |
| |
| #undef STARTFILE_SPEC |
| #define STARTFILE_SPEC "" |
| |
| |
| /* Predefined macros (independent of processor type). */ |
| |
| #undef CPP_PREDEFINES |
| #define CPP_PREDEFINES "-Dpsos" |
| |
| |
| /* Implicit library calls should use ANSI memcpy rather than BSD |
| bcopy, etc. */ |
| |
| #define TARGET_MEM_FUNCTIONS |
| |
| /* This is how we tell the assembler that a symbol is weak. */ |
| |
| #define ASM_WEAKEN_LABEL(FILE,NAME) \ |
| do { fputs ("\t.weak\t", FILE); assemble_name (FILE, NAME); \ |
| fputc ('\n', FILE); } while (0) |
| |
| /* Switch into a generic section. */ |
| #define TARGET_ASM_NAMED_SECTION default_elf_asm_named_section |
| |
| /* Use DBX debugging info by default. */ |
| |
| #ifndef PREFERRED_DEBUGGING_TYPE |
| #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG |
| #endif |
| |
| /* For pSOS we use DBX debugging info. */ |
| |
| #define DBX_DEBUGGING_INFO |