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/* Definitions for IBM PS2 running AIX/386.
From: Minh Tran-Le <TRANLE@intellicorp.com>
Copyright (C) 1988 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/i386.h"
/* Get the generic definitions for system V.3. */
#include "svr3.h"
/* Use the ATT assembler syntax.
This overrides at least one macro (ASM_OUTPUT_LABELREF) from svr3.h. */
#include "i386/att.h"
/* Use crt1.o as a startup file and crtn.o as a closing file. */
#define STARTFILE_SPEC "%{pg:gcrt0.o%s}%{!pg:%{p:mcrt1.o%s}%{!p:crt1.o%s}}"
#define ENDFILE_SPEC "crtn.o%s"
#define LIB_SPEC "%{shlib:-lc_s} -lc"
/* Special flags for the linker. I don't know what they do. */
#define LINK_SPEC "%{K} %{!K:-K} %{T*} %{z:-lm}"
/* Specify predefined symbols in preprocessor. */
#define CPP_PREDEFINES "-Dps2 -Dunix -Di386 -Asystem(unix) -Asystem(aix) -Acpu(i386) -Amachine(i386)"
#define CPP_SPEC \
"%{posix:-D_POSIX_SOURCE}%{!posix:-DAIX} -D_I386 -D_AIX -D_MBCS"
/* special flags for the aix assembler to generate the short form for all
qualifying forward reference */
/* The buggy /bin/as of aix ps/2 1.2.x cannot always handle it. */
#if 0
#define ASM_SPEC "-s2"
#endif /* 0 */
#undef ASM_FILE_START
#define ASM_FILE_START(FILE) \
do { fprintf (FILE, "\t.file\t"); \
output_quoted_string (FILE, dump_base_name); \
fprintf (FILE, "\n"); \
if (optimize) \
ASM_FILE_START_1 (FILE); \
else \
fprintf (FILE, "\t.noopt\n"); \
} while (0)
/* This was suggested, but it shouldn't be right for DBX output. -- RMS
#define ASM_OUTPUT_SOURCE_FILENAME(FILE, NAME) */
/* Writing `int' for a bitfield forces int alignment for the structure. */
#define PCC_BITFIELD_TYPE_MATTERS 1
#ifndef USE_GAS
/* Don't write a `.optim' pseudo; this assembler
is said to have a bug when .optim is used. */
#undef ASM_FILE_START_1
#define ASM_FILE_START_1(FILE) fprintf (FILE, "\t.noopt\n")
#endif
/* Output assembler code to FILE to increment profiler label # LABELNO
for profiling a function entry. */
#undef FUNCTION_PROFILER
#define FUNCTION_PROFILER(FILE, LABELNO) \
fprintf (FILE, "\tleal %sP%d,%%eax\n\tcall mcount\n", LPREFIX, (LABELNO));
/* Note that using bss_section here caused errors
in building shared libraries on system V.3.
but AIX 1.2 does not have yet shareable libraries on PS2 */
#undef ASM_OUTPUT_LOCAL
#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \
(bss_section (), \
ASM_OUTPUT_LABEL ((FILE), (NAME)), \
fprintf ((FILE), "\t.set .,.+%u\n", (ROUNDED)))
/* Undef all the .init and .fini section stuff if we are not using gas and
* gnu ld so that we can use collect because the standard /bin/as and /bin/ld
* cannot handle those.
*/
#ifndef USE_GAS
# undef INIT_SECTION_ASM_OP
# undef FINI_SECTION_ASM_OP
# undef CTORS_SECTION_ASM_OP
# undef DTORS_SECTION_ASM_OP
# undef ASM_OUTPUT_CONSTRUCTOR
# undef ASM_OUTPUT_DESTRUCTOR
# undef DO_GLOBAL_CTORS_BODY
# undef CTOR_LIST_BEGIN
# define CTOR_LIST_BEGIN
# undef CTOR_LIST_END
# define CTOR_LIST_END
# undef DTOR_LIST_BEGIN
# define DTOR_LIST_BEGIN
# undef DTOR_LIST_END
# define DTOR_LIST_END
# undef CONST_SECTION_FUNCTION
# define CONST_SECTION_FUNCTION \
void \
const_section () \
{ \
extern void text_section(); \
text_section(); \
}
# undef EXTRA_SECTION_FUNCTIONS
# define EXTRA_SECTION_FUNCTIONS \
CONST_SECTION_FUNCTION \
BSS_SECTION_FUNCTION
/* for collect2 */
# define OBJECT_FORMAT_COFF
# define MY_ISCOFF(magic) \
((magic) == I386MAGIC || (magic) == I386SVMAGIC)
#endif /* !USE_GAS */
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