home *** CD-ROM | disk | FTP | other *** search
- /* Definitions of target machine for GNU compiler. Iris version 5.
- Copyright (C) 1993 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, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- #define TARGET_DEFAULT MASK_ABICALLS
- #define ABICALLS_ASM_OP ".option pic2"
-
- #include "mips/iris4.h"
-
- /* Irix 5 doesn't use COFF, so disable special COFF handling in collect2.c. */
- #undef OBJECT_FORMAT_COFF
-
- /* ??? This is correct, but not very useful, because there is no file that
- uses this macro. */
- /* ??? The best way to handle global constructors under ELF is to use .init
- and .fini sections. Unfortunately, there is apparently no way to get
- the Irix 5.x (x <= 2) assembler to create these sections. So we instead
- use collect. The linker can create these sections via -init and -fini
- options, but using this would require modifying how crtstuff works, and
- I will leave that for another time (or someone else). */
- #define OBJECT_FORMAT_ELF
-
- /* Specify wchar_t types. */
- #undef WCHAR_TYPE
- #undef WCHAR_TYPE_SIZE
- #undef MAX_WCHAR_TYPE_SIZE
-
- #define WCHAR_TYPE "long int"
- #define WCHAR_TYPE_SIZE LONG_TYPE_SIZE
- #define MAX_WCHAR_TYPE_SIZE MAX_LONG_TYPE_SIZE
-
- /* ??? _MIPS_SIM and _MIPS_SZPTR should eventually depend on options when
- options for them exist. */
-
- #undef CPP_PREDEFINES
- #define CPP_PREDEFINES \
- "-Dunix -Dmips -Dsgi -Dhost_mips -DMIPSEB -D_MIPSEB -DSYSTYPE_SVR4 \
- -D_SVR4_SOURCE -D_MODERN_C -D__DSO__ \
- -D_MIPS_SIM=_MIPS_SIM_ABI32 -D_MIPS_SZPTR=32 \
- -Asystem(unix) -Asystem(svr4) -Acpu(mips) -Amachine(sgi)"
-
- #undef CPP_SPEC
- #define CPP_SPEC "\
- %{!ansi:-D__EXTENSIONS__ -D_SGI_SOURCE -D_LONGLONG} \
- %{.cc: -D_LANGUAGE_C_PLUS_PLUS} \
- %{.cxx: -D_LANGUAGE_C_PLUS_PLUS} \
- %{.C: -D_LANGUAGE_C_PLUS_PLUS} \
- %{.m: -D_LANGUAGE_OBJECTIVE_C -D_LANGUAGE_C} \
- %{.S: -D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
- %{.s: -D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
- %{!.S:%{!.s: %{!.cc: %{!.cxx: %{!.C: %{!.m: -D_LANGUAGE_C %{!ansi:-DLANGUAGE_C}}}}}}}\
- %{!mfp64: -D_MIPS_FPSET=16}%{mfp64: -D_MIPS_FPSET=32} \
- %{mips1: -D_MIPS_ISA=_MIPS_ISA_MIPS1} \
- %{mips2: -D_MIPS_ISA=_MIPS_ISA_MIPS2} \
- %{mips3: -D_MIPS_ISA=_MIPS_ISA_MIPS3} \
- %{!mips1: %{!mips2: %{!mips3: -D_MIPS_ISA=_MIPS_ISA_MIPS1}}} \
- %{!mint64: -D_MIPS_SZINT=32}%{mint64: -D_MIPS_SZINT=64} \
- %{!mlong64: -D_MIPS_SZLONG=32}%{mlong64: -D_MIPS_SZLONG=64} \
- %{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
- %{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
- %{mips3:-U__mips -D__mips=3}"
-
- #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: -call_shared -no_unresolved}}} \
- -_SYSTYPE_SVR4"
-
- #undef LIB_SPEC
- #define LIB_SPEC "%{p:-lprof1} %{pg:-lprof1} -lc crtn.o%s"
-
- /* We do not want to run mips-tfile! */
- #undef ASM_FINAL_SPEC
-
- /* We don't support debugging info for now. */
- #undef DBX_DEBUGGING_INFO
- #undef SDB_DEBUGGING_INFO
- #undef MIPS_DEBUGGING_INFO
-
- #undef MACHINE_TYPE
- #define MACHINE_TYPE "SGI running IRIX 5.0"
-
- /* -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
-