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- /* Definitions for Intel 386 running SCO Unix System V,
- using dbx-in-coff encapsulation.
- Copyright (C) 1992 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. */
-
- #include "i386/svr3dbx.h"
-
- /* Overridden defines for SCO systems from sco.h. */
-
- /* By default, target has a 80387, uses IEEE compatible arithmetic,
- and returns float values in the 387, ie,
- (TARGET_80387 | TARGET_FLOAT_RETURNS_IN_80387)
-
- SCO's software emulation of a 387 fails to handle the `fucomp'
- opcode. fucomp is only used when generating IEEE compliant code.
- So don't make TARGET_IEEE_FP default for SCO. */
-
- #undef TARGET_DEFAULT
- #define TARGET_DEFAULT 0201
-
- /* Use crt1.o as a startup file and crtn.o as a closing file. */
-
- #undef STARTFILE_SPEC
- #define STARTFILE_SPEC \
- "%{!r:%{!z:svr3.ifile%s}%{z:svr3z.ifile%s}}\
- %{pg:gcrt1.o%s}%{!pg:%{p:mcrt1.o%s}%{!p:crt1.o%s}}"
-
- /* Library spec, including SCO international language support. */
-
- #undef LIB_SPEC
- #define LIB_SPEC \
- "%{p:-L/usr/lib/libp}%{pg:-L/usr/lib/libp} %{scointl:libintl.a%s} -lc"
-
- /* Specify predefined symbols in preprocessor. */
-
- #undef CPP_PREDEFINES
- #define CPP_PREDEFINES "-Dunix -Di386 -DM_UNIX -DM_I386 -DM_COFF -DM_WORDSWAP -Asystem(unix) -Asystem(svr3) -Acpu(i386) -Amachine(i386)"
-
- #undef CPP_SPEC
- #define CPP_SPEC "%{scointl:-DM_INTERNAT}"
-
- /* This spec is used for telling cpp whether char is signed or not. */
-
- #undef SIGNED_CHAR_SPEC
- #if DEFAULT_SIGNED_CHAR
- #define SIGNED_CHAR_SPEC \
- "%{funsigned-char:-D__CHAR_UNSIGNED__ -D_CHAR_UNSIGNED}"
- #else
- #define SIGNED_CHAR_SPEC \
- "%{!fsigned-char:-D__CHAR_UNSIGNED__ -D_CHAR_UNSIGNED}"
- #endif
-
- /* Use atexit for static destructors, instead of defining
- our own exit function. */
- #define HAVE_ATEXIT
-
- /* caller has to pop the extra argument passed to functions that return
- structures. */
-
- #undef RETURN_POPS_ARGS
- #define RETURN_POPS_ARGS(FUNTYPE,SIZE) \
- (TREE_CODE (FUNTYPE) == IDENTIFIER_NODE ? 0 \
- : (TARGET_RTD \
- && (TYPE_ARG_TYPES (FUNTYPE) == 0 \
- || (TREE_VALUE (tree_last (TYPE_ARG_TYPES (FUNTYPE))) \
- == void_type_node))) ? (SIZE) \
- : 0)
- /* On other 386 systems, the last line looks like this:
- : (aggregate_value_p (TREE_TYPE (FUNTYPE))) ? GET_MODE_SIZE (Pmode) : 0) */
-
- /* Use periods rather than dollar signs in special g++ assembler names. */
-
- #define NO_DOLLAR_IN_LABEL
-
- /* Handle #pragma pack. */
- #define HANDLE_SYSV_PRAGMA
-