| /* Configuration for a Mips ABI32 OpenBSD target. |
| Copyright (C) 1999, 2003, 2004 Free Software Foundation, Inc. |
| |
| 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, 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| /* Definitions needed for OpenBSD, to avoid picking mips 'defaults'. */ |
| |
| /* GAS must know this. */ |
| #undef SUBTARGET_ASM_SPEC |
| #define SUBTARGET_ASM_SPEC "%{fPIC|fPIE:-KPIC}" |
| |
| #define AS_NEEDS_DASH_FOR_PIPED_INPUT |
| |
| /* CPP specific OpenBSD specs. */ |
| #undef SUBTARGET_CPP_SPEC |
| #define SUBTARGET_CPP_SPEC OBSD_CPP_SPEC |
| |
| /* Needed for ELF (inspired by netbsd-elf). */ |
| #undef LOCAL_LABEL_PREFIX |
| #define LOCAL_LABEL_PREFIX "." |
| |
| /* The profiling lib spec here is not really correct but we leave |
| it as it is until we have some kind of profiling working. */ |
| #define LIB_SPEC OBSD_LIB_SPEC |
| |
| /* mips assembler uses .set for arcane purposes. __attribute__((alias)) |
| and friends won't work until we get recent binutils with .weakext |
| support. */ |
| #undef SET_ASM_OP |
| |
| #define TARGET_OS_CPP_BUILTINS() \ |
| do { \ |
| builtin_define ("__unix__"); \ |
| builtin_define ("__SYSTYPE_BSD__"); \ |
| builtin_define ("__NO_LEADING_UNDERSCORES__"); \ |
| builtin_define ("__GP_SUPPORT__"); \ |
| builtin_define ("__OpenBSD__"); \ |
| builtin_assert ("system=unix"); \ |
| builtin_assert ("system=OpenBSD"); \ |
| builtin_assert ("machine=mips"); \ |
| } while (0) |
| |
| /* Layout of source language data types. */ |
| |
| /* This must agree with <machine/ansi.h>. */ |
| #undef SIZE_TYPE |
| #define SIZE_TYPE "unsigned int" |
| |
| #undef PTRDIFF_TYPE |
| #define PTRDIFF_TYPE "int" |
| |
| #undef WCHAR_TYPE |
| #define WCHAR_TYPE "int" |
| |
| #undef WCHAR_TYPE_SIZE |
| #define WCHAR_TYPE_SIZE 32 |
| |
| /* Controlling the compilation driver. */ |
| |
| /* LINK_SPEC appropriate for OpenBSD: support for GCC options |
| -static, -assert, and -nostdlib. Dynamic loader control. */ |
| #undef LINK_SPEC |
| #define LINK_SPEC \ |
| "%{G*} %{EB} %{EL} %{mips1} %{mips2} %{mips3} \ |
| %{bestGnum} %{shared} %{non_shared} \ |
| %{call_shared} %{no_archive} %{exact_version} \ |
| %{!shared: %{!non_shared: %{!call_shared: -non_shared}}} \ |
| %{!dynamic-linker:-dynamic-linker /usr/libexec/ld.so} \ |
| %{!nostdlib:%{!r*:%{!e*:-e __start}}} -dc -dp \ |
| %{static:-Bstatic} %{!static:-Bdynamic} %{assert*}" |
| |
| /* -G is incompatible with -KPIC which is the default, so only allow objects |
| in the small data section if the user explicitly asks for it. */ |
| #undef MIPS_DEFAULT_GVALUE |
| #define MIPS_DEFAULT_GVALUE 0 |
| |
| |
| /* Since gas and gld are standard on OpenBSD, we don't need these. */ |
| #undef ASM_FINAL_SPEC |
| #undef STARTFILE_SPEC |
| |
| /* Switch into a generic section. */ |
| #undef TARGET_ASM_NAMED_SECTION |
| #define TARGET_ASM_NAMED_SECTION default_elf_asm_named_section |
